mirror of
https://github.com/moparisthebest/Simba
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15706 lines
448 KiB
ObjectPascal
15706 lines
448 KiB
ObjectPascal
unit uPSCompiler;
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{$I PascalScript.inc}
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interface
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uses
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{$IFNDEF DELPHI3UP}{$IFNDEF PS_NOINTERFACES}{$IFNDEF LINUX}Windows, Ole2,{$ENDIF}
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{$ENDIF}{$ENDIF}SysUtils, uPSUtils;
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type
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{$IFNDEF PS_NOINTERFACES}
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TPSInterface = class;
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{$ENDIF}
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TPSParameterMode = (pmIn, pmOut, pmInOut);
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TPSPascalCompiler = class;
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TPSType = class;
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TPSValue = class;
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TPSParameters = class;
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TPSSubOptType = (tMainBegin, tProcBegin, tSubBegin, tOneLiner, tifOneliner, tRepeat, tTry, tTryEnd
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{$IFDEF PS_USESSUPPORT},tUnitInit, tUnitFinish {$ENDIF}); //nvds
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{TPSExternalClass is used when external classes need to be called}
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TPSCompileTimeClass = class;
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TPSAttributes = class;
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TPSAttribute = class;
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EPSCompilerException = class(Exception) end;
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TPSParameterDecl = class(TObject)
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private
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FName: tbtString;
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FOrgName: tbtString;
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FMode: TPSParameterMode;
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FType: TPSType;
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{$IFDEF PS_USESSUPPORT}
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FDeclareUnit: tbtString;
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{$ENDIF}
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FDeclarePos: Cardinal;
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FDeclareRow: Cardinal;
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FDeclareCol: Cardinal;
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procedure SetName(const s: tbtString);
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public
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property Name: tbtString read FName;
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property OrgName: tbtString read FOrgName write SetName;
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property aType: TPSType read FType write FType;
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property Mode: TPSParameterMode read FMode write FMode;
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{$IFDEF PS_USESSUPPORT}
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property DeclareUnit: tbtString read FDeclareUnit write FDeclareUnit;
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{$ENDIF}
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property DeclarePos: Cardinal read FDeclarePos write FDeclarePos;
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property DeclareRow: Cardinal read FDeclareRow write FDeclareRow;
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property DeclareCol: Cardinal read FDeclareCol write FDeclareCol;
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end;
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TPSParametersDecl = class(TObject)
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private
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FParams: TPSList;
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FResult: TPSType;
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function GetParam(I: Longint): TPSParameterDecl;
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function GetParamCount: Longint;
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public
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property Params[I: Longint]: TPSParameterDecl read GetParam;
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property ParamCount: Longint read GetParamCount;
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function AddParam: TPSParameterDecl;
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procedure DeleteParam(I: Longint);
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property Result : TPSType read FResult write FResult;
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procedure Assign(Params: TPSParametersDecl);
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function Same(d: TPSParametersDecl): boolean;
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constructor Create;
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destructor Destroy; override;
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end;
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TPSRegProc = class(TObject)
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private
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FNameHash: Longint;
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FName: tbtString;
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FDecl: TPSParametersDecl;
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FExportName: Boolean;
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FImportDecl: tbtString;
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FOrgName: tbtString;
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procedure SetName(const Value: tbtString);
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public
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property OrgName: tbtString read FOrgName write FOrgName;
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property Name: tbtString read FName write SetName;
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property NameHash: Longint read FNameHash;
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property Decl: TPSParametersDecl read FDecl;
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property ExportName: Boolean read FExportName write FExportName;
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property ImportDecl: tbtString read FImportDecl write FImportDecl;
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constructor Create;
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destructor Destroy; override;
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end;
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PIFPSRegProc = TPSRegProc;
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PIfRVariant = ^TIfRVariant;
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TIfRVariant = record
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FType: TPSType;
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case Byte of
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1: (tu8: TbtU8);
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2: (tS8: TbtS8);
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3: (tu16: TbtU16);
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4: (ts16: TbtS16);
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5: (tu32: TbtU32);
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6: (ts32: TbtS32);
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7: (tsingle: TbtSingle);
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8: (tdouble: TbtDouble);
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9: (textended: TbtExtended);
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11: (tcurrency: tbtCurrency);
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10: (tstring: Pointer);
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{$IFNDEF PS_NOINT64}
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17: (ts64: Tbts64);
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{$ENDIF}
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19: (tchar: tbtChar);
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{$IFNDEF PS_NOWIDESTRING}
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18: (twidestring: Pointer);
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20: (twidechar: tbtwidechar);
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{$ENDIF}
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21: (ttype: TPSType);
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22: (tunistring: Pointer);
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end;
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TPSRecordFieldTypeDef = class(TObject)
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private
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FFieldOrgName: tbtString;
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FFieldName: tbtString;
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FFieldNameHash: Longint;
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FType: TPSType;
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procedure SetFieldOrgName(const Value: tbtString);
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public
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property FieldOrgName: tbtString read FFieldOrgName write SetFieldOrgName;
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property FieldName: tbtString read FFieldName;
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property FieldNameHash: Longint read FFieldNameHash;
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property aType: TPSType read FType write FType;
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end;
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PIFPSRecordFieldTypeDef = TPSRecordFieldTypeDef;
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TPSType = class(TObject)
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private
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FNameHash: Longint;
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FName: tbtString;
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FBaseType: TPSBaseType;
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{$IFDEF PS_USESSUPPORT}
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FDeclareUnit: tbtString;
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{$ENDIF}
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FDeclarePos: Cardinal;
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FDeclareRow: Cardinal;
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FDeclareCol: Cardinal;
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FUsed: Boolean;
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FExportName: Boolean;
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FOriginalName: tbtString;
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FAttributes: TPSAttributes;
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FFinalTypeNo: cardinal;
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procedure SetName(const Value: tbtString);
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public
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constructor Create;
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destructor Destroy; override;
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property Attributes: TPSAttributes read FAttributes;
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property FinalTypeNo: cardinal read FFinalTypeNo;
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property OriginalName: tbtString read FOriginalName write FOriginalName;
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property Name: tbtString read FName write SetName;
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property NameHash: Longint read FNameHash;
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property BaseType: TPSBaseType read FBaseType write FBaseType;
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{$IFDEF PS_USESSUPPORT}
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property DeclareUnit: tbtString read FDeclareUnit write FDeclareUnit;
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{$ENDIF}
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property DeclarePos: Cardinal read FDeclarePos write FDeclarePos;
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property DeclareRow: Cardinal read FDeclareRow write FDeclareRow;
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property DeclareCol: Cardinal read FDeclareCol write FDeclareCol;
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property Used: Boolean read FUsed;
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property ExportName: Boolean read FExportName write FExportName;
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procedure Use;
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end;
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PIFPSType = TPSType;
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TPSVariantType = class(TPSType)
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private
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public
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function GetDynInvokeProcNo(Owner: TPSPascalCompiler; const Name: tbtString; Params: TPSParameters): Cardinal; virtual;
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function GetDynIvokeSelfType(Owner: TPSPascalCompiler): TPSType; virtual;
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function GetDynInvokeParamType(Owner: TPSPascalCompiler): TPSType; virtual;
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function GetDynIvokeResulType(Owner: TPSPascalCompiler): TPSType; virtual;
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end;
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TPSRecordType = class(TPSType)
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private
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FRecordSubVals: TPSList;
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public
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constructor Create;
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destructor Destroy; override;
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function RecValCount: Longint;
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function RecVal(I: Longint): PIFPSRecordFieldTypeDef;
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function AddRecVal: PIFPSRecordFieldTypeDef;
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end;
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TPSClassType = class(TPSType)
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private
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FCL: TPSCompiletimeClass;
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public
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property Cl: TPSCompileTimeClass read FCL write FCL;
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end;
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TPSExternalClass = class;
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TPSUndefinedClassType = class(TPSType)
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private
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FExtClass: TPSExternalClass;
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public
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property ExtClass: TPSExternalClass read FExtClass write FExtClass;
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end;
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{$IFNDEF PS_NOINTERFACES}
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TPSInterfaceType = class(TPSType)
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private
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FIntf: TPSInterface;
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public
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property Intf: TPSInterface read FIntf write FIntf;
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end;
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{$ENDIF}
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TPSProceduralType = class(TPSType)
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private
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FProcDef: TPSParametersDecl;
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public
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property ProcDef: TPSParametersDecl read FProcDef;
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constructor Create;
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destructor Destroy; override;
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end;
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TPSArrayType = class(TPSType)
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private
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FArrayTypeNo: TPSType;
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public
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property ArrayTypeNo: TPSType read FArrayTypeNo write FArrayTypeNo;
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end;
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TPSStaticArrayType = class(TPSArrayType)
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private
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FStartOffset: Longint;
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FLength: Cardinal;
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public
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property StartOffset: Longint read FStartOffset write FStartOffset;
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property Length: Cardinal read FLength write FLength;
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end;
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TPSSetType = class(TPSType)
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private
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FSetType: TPSType;
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function GetByteSize: Longint;
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function GetBitSize: Longint;
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public
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property SetType: TPSType read FSetType write FSetType;
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property ByteSize: Longint read GetByteSize;
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property BitSize: Longint read GetBitSize;
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end;
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TPSTypeLink = class(TPSType)
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private
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FLinkTypeNo: TPSType;
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public
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property LinkTypeNo: TPSType read FLinkTypeNo write FLinkTypeNo;
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end;
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TPSEnumType = class(TPSType)
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private
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FHighValue: Cardinal;
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public
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property HighValue: Cardinal read FHighValue write FHighValue;
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end;
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TPSProcedure = class(TObject)
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private
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FAttributes: TPSAttributes;
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public
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property Attributes: TPSAttributes read FAttributes;
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constructor Create;
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destructor Destroy; override;
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end;
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TPSAttributeType = class;
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TPSAttributeTypeField = class(TObject)
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private
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FOwner: TPSAttributeType;
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FFieldOrgName: tbtString;
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FFieldName: tbtString;
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FFieldNameHash: Longint;
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FFieldType: TPSType;
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FHidden: Boolean;
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procedure SetFieldOrgName(const Value: tbtString);
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public
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constructor Create(AOwner: TPSAttributeType);
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property Owner: TPSAttributeType read FOwner;
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property FieldOrgName: tbtString read FFieldOrgName write SetFieldOrgName;
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property FieldName: tbtString read FFieldName;
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property FieldNameHash: Longint read FFieldNameHash;
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property FieldType: TPSType read FFieldType write FFieldType;
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property Hidden: Boolean read FHidden write FHidden;
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end;
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TPSApplyAttributeToType = function (Sender: TPSPascalCompiler; aType: TPSType; Attr: TPSAttribute): Boolean;
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TPSApplyAttributeToProc = function (Sender: TPSPascalCompiler; aProc: TPSProcedure; Attr: TPSAttribute): Boolean;
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{ An attribute type }
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TPSAttributeType = class(TPSType)
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private
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FFields: TPSList;
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FName: tbtString;
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FOrgname: tbtString;
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FNameHash: Longint;
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FAAProc: TPSApplyAttributeToProc;
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FAAType: TPSApplyAttributeToType;
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function GetField(I: Longint): TPSAttributeTypeField;
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function GetFieldCount: Longint;
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procedure SetName(const s: tbtString);
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public
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property OnApplyAttributeToType: TPSApplyAttributeToType read FAAType write FAAType;
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property OnApplyAttributeToProc: TPSApplyAttributeToProc read FAAProc write FAAProc;
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property Fields[i: Longint]: TPSAttributeTypeField read GetField;
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property FieldCount: Longint read GetFieldCount;
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procedure DeleteField(I: Longint);
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function AddField: TPSAttributeTypeField;
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property Name: tbtString read FName;
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property OrgName: tbtString read FOrgName write SetName;
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property NameHash: Longint read FNameHash;
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constructor Create;
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destructor Destroy; override;
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end;
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TPSAttribute = class(TObject)
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private
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FAttribType: TPSAttributeType;
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FValues: TPSList;
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function GetValueCount: Longint;
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function GetValue(I: Longint): PIfRVariant;
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public
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constructor Create(AttribType: TPSAttributeType);
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procedure Assign(Item: TPSAttribute);
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property AType: TPSAttributeType read FAttribType;
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property Count: Longint read GetValueCount;
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property Values[i: Longint]: PIfRVariant read GetValue; default;
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procedure DeleteValue(i: Longint);
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function AddValue(v: PIFRVariant): Longint;
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destructor Destroy; override;
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end;
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TPSAttributes = class(TObject)
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private
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FItems: TPSList;
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function GetCount: Longint;
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function GetItem(I: Longint): TPSAttribute;
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public
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procedure Assign(attr: TPSAttributes; Move: Boolean);
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property Count: Longint read GetCount;
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property Items[i: Longint]: TPSAttribute read GetItem; default;
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procedure Delete(i: Longint);
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function Add(AttribType: TPSAttributeType): TPSAttribute;
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function FindAttribute(const Name: tbtString): TPSAttribute;
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constructor Create;
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destructor Destroy; override;
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end;
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TPSProcVar = class(TObject)
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private
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FNameHash: Longint;
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FName: tbtString;
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FOrgName: tbtString;
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FType: TPSType;
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FUsed: Boolean;
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{$IFDEF PS_USESSUPPORT}
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FDeclareUnit: tbtString;
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{$ENDIF}
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FDeclarePos, FDeclareRow, FDeclareCol: Cardinal;
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procedure SetName(const Value: tbtString);
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public
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property OrgName: tbtString read FOrgName write FOrgname;
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property NameHash: Longint read FNameHash;
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property Name: tbtString read FName write SetName;
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property AType: TPSType read FType write FType;
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property Used: Boolean read FUsed;
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{$IFDEF PS_USESSUPPORT}
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property DeclareUnit: tbtString read FDeclareUnit write FDeclareUnit;
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{$ENDIF}
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property DeclarePos: Cardinal read FDeclarePos write FDeclarePos;
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property DeclareRow: Cardinal read FDeclareRow write FDeclareRow;
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property DeclareCol: Cardinal read FDeclareCol write FDeclareCol;
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procedure Use;
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end;
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PIFPSProcVar = TPSProcVar;
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TPSExternalProcedure = class(TPSProcedure)
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private
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FRegProc: TPSRegProc;
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public
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property RegProc: TPSRegProc read FRegProc write FRegProc;
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end;
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TPSInternalProcedure = class(TPSProcedure)
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private
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FForwarded: Boolean;
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FData: tbtString;
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FNameHash: Longint;
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FName: tbtString;
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FDecl: TPSParametersDecl;
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FProcVars: TPSList;
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FUsed: Boolean;
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FOutputDeclPosition: Cardinal;
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FResultUsed: Boolean;
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FLabels: TIfStringList;
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FGotos: TIfStringList;
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FDeclareRow: Cardinal;
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{$IFDEF PS_USESSUPPORT}
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FDeclareUnit: tbtString;
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{$ENDIF}
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FDeclarePos: Cardinal;
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FDeclareCol: Cardinal;
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FOriginalName: tbtString;
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procedure SetName(const Value: tbtString);
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public
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constructor Create;
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destructor Destroy; override;
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{Attributes}
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property Forwarded: Boolean read FForwarded write FForwarded;
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property Data: tbtString read FData write FData;
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property Decl: TPSParametersDecl read FDecl;
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property OriginalName: tbtString read FOriginalName write FOriginalName;
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property Name: tbtString read FName write SetName;
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property NameHash: Longint read FNameHash;
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property ProcVars: TPSList read FProcVars;
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property Used: Boolean read FUsed;
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{$IFDEF PS_USESSUPPORT}
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property DeclareUnit: tbtString read FDeclareUnit write FDeclareUnit;
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{$ENDIF}
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property DeclarePos: Cardinal read FDeclarePos write FDeclarePos;
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property DeclareRow: Cardinal read FDeclareRow write FDeclareRow;
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property DeclareCol: Cardinal read FDeclareCol write FDeclareCol;
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property OutputDeclPosition: Cardinal read FOutputDeclPosition write FOutputDeclPosition;
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property ResultUsed: Boolean read FResultUsed;
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property Labels: TIfStringList read FLabels;
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property Gotos: TIfStringList read FGotos;
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procedure Use;
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procedure ResultUse;
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end;
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TPSVar = class(TObject)
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private
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FNameHash: Longint;
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FOrgName: tbtString;
|
|
FName: tbtString;
|
|
FType: TPSType;
|
|
FUsed: Boolean;
|
|
FExportName: tbtString;
|
|
FDeclareRow: Cardinal;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
FDeclareUnit: tbtString;
|
|
{$ENDIF}
|
|
FDeclarePos: Cardinal;
|
|
FDeclareCol: Cardinal;
|
|
FSaveAsPointer: Boolean;
|
|
procedure SetName(const Value: tbtString);
|
|
public
|
|
|
|
property SaveAsPointer: Boolean read FSaveAsPointer write FSaveAsPointer;
|
|
|
|
property ExportName: tbtString read FExportName write FExportName;
|
|
|
|
property Used: Boolean read FUsed;
|
|
|
|
property aType: TPSType read FType write FType;
|
|
|
|
property OrgName: tbtString read FOrgName write FOrgName;
|
|
|
|
property Name: tbtString read FName write SetName;
|
|
|
|
property NameHash: Longint read FNameHash;
|
|
|
|
{$IFDEF PS_USESSUPPORT}
|
|
property DeclareUnit: tbtString read FDeclareUnit write FDeclareUnit;
|
|
{$ENDIF}
|
|
|
|
property DeclarePos: Cardinal read FDeclarePos write FDeclarePos;
|
|
|
|
property DeclareRow: Cardinal read FDeclareRow write FDeclareRow;
|
|
|
|
property DeclareCol: Cardinal read FDeclareCol write FDeclareCol;
|
|
|
|
procedure Use;
|
|
end;
|
|
|
|
PIFPSVar = TPSVar;
|
|
|
|
TPSConstant = class(TObject)
|
|
private
|
|
|
|
FOrgName: tbtString;
|
|
|
|
FNameHash: Longint;
|
|
|
|
FName: tbtString;
|
|
|
|
FDeclareRow: Cardinal;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
FDeclareUnit: tbtString;
|
|
{$ENDIF}
|
|
FDeclarePos: Cardinal;
|
|
FDeclareCol: Cardinal;
|
|
|
|
FValue: PIfRVariant;
|
|
procedure SetName(const Value: tbtString);
|
|
public
|
|
|
|
property OrgName: tbtString read FOrgName write FOrgName;
|
|
|
|
property Name: tbtString read FName write SetName;
|
|
|
|
property NameHash: Longint read FNameHash;
|
|
|
|
property Value: PIfRVariant read FValue write FValue;
|
|
|
|
{$IFDEF PS_USESSUPPORT}
|
|
property DeclareUnit: tbtString read FDeclareUnit write FDeclareUnit;
|
|
{$ENDIF}
|
|
|
|
property DeclarePos: Cardinal read FDeclarePos write FDeclarePos;
|
|
|
|
property DeclareRow: Cardinal read FDeclareRow write FDeclareRow;
|
|
|
|
property DeclareCol: Cardinal read FDeclareCol write FDeclareCol;
|
|
|
|
|
|
procedure SetSet(const val);
|
|
|
|
|
|
procedure SetInt(const Val: Longint);
|
|
|
|
procedure SetUInt(const Val: Cardinal);
|
|
{$IFNDEF PS_NOINT64}
|
|
|
|
procedure SetInt64(const Val: Int64);
|
|
{$ENDIF}
|
|
|
|
procedure SetString(const Val: tbtString);
|
|
|
|
procedure SetChar(c: tbtChar);
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
|
|
procedure SetWideChar(const val: WideChar);
|
|
|
|
procedure SetWideString(const val: tbtwidestring);
|
|
procedure SetUnicodeString(const val: tbtunicodestring);
|
|
{$ENDIF}
|
|
|
|
procedure SetExtended(const Val: Extended);
|
|
|
|
|
|
destructor Destroy; override;
|
|
end;
|
|
|
|
PIFPSConstant = TPSConstant;
|
|
|
|
TPSPascalCompilerErrorType = (
|
|
ecUnknownIdentifier,
|
|
ecIdentifierExpected,
|
|
ecCommentError,
|
|
ecStringError,
|
|
ecCharError,
|
|
ecSyntaxError,
|
|
ecUnexpectedEndOfFile,
|
|
ecSemicolonExpected,
|
|
ecBeginExpected,
|
|
ecPeriodExpected,
|
|
ecDuplicateIdentifier,
|
|
ecColonExpected,
|
|
ecUnknownType,
|
|
ecCloseRoundExpected,
|
|
ecTypeMismatch,
|
|
ecInternalError,
|
|
ecAssignmentExpected,
|
|
ecThenExpected,
|
|
ecDoExpected,
|
|
ecNoResult,
|
|
ecOpenRoundExpected,
|
|
ecCommaExpected,
|
|
ecToExpected,
|
|
ecIsExpected,
|
|
ecOfExpected,
|
|
ecCloseBlockExpected,
|
|
ecVariableExpected,
|
|
ecStringExpected,
|
|
ecEndExpected,
|
|
ecUnSetLabel,
|
|
ecNotInLoop,
|
|
ecInvalidJump,
|
|
ecOpenBlockExpected,
|
|
ecWriteOnlyProperty,
|
|
ecReadOnlyProperty,
|
|
ecClassTypeExpected,
|
|
ecCustomError,
|
|
ecDivideByZero,
|
|
ecMathError,
|
|
ecUnsatisfiedForward,
|
|
ecForwardParameterMismatch,
|
|
ecInvalidnumberOfParameters
|
|
{$IFDEF PS_USESSUPPORT}
|
|
, ecNotAllowed,
|
|
ecUnitNotFoundOrContainsErrors,
|
|
ecCrossReference
|
|
{$ENDIF}
|
|
);
|
|
|
|
TPSPascalCompilerHintType = (
|
|
ehVariableNotUsed,
|
|
ehFunctionNotUsed,
|
|
ehCustomHint
|
|
);
|
|
|
|
TPSPascalCompilerWarningType = (
|
|
ewCalculationAlwaysEvaluatesTo,
|
|
ewIsNotNeeded,
|
|
ewAbstractClass,
|
|
ewCustomWarning
|
|
);
|
|
|
|
TPSPascalCompilerMessage = class(TObject)
|
|
protected
|
|
|
|
FRow: Cardinal;
|
|
|
|
FCol: Cardinal;
|
|
|
|
FModuleName: tbtString;
|
|
|
|
FParam: tbtString;
|
|
|
|
FPosition: Cardinal;
|
|
|
|
procedure SetParserPos(Parser: TPSPascalParser);
|
|
public
|
|
|
|
property ModuleName: tbtString read FModuleName write FModuleName;
|
|
|
|
property Param: tbtString read FParam write FParam;
|
|
|
|
property Pos: Cardinal read FPosition write FPosition;
|
|
|
|
property Row: Cardinal read FRow write FRow;
|
|
|
|
property Col: Cardinal read FCol write FCol;
|
|
|
|
function ErrorType: tbtString; virtual; abstract;
|
|
|
|
procedure SetCustomPos(Pos, Row, Col: Cardinal);
|
|
|
|
function MessageToString: tbtString; virtual;
|
|
|
|
function ShortMessageToString: tbtString; virtual; abstract;
|
|
end;
|
|
|
|
TPSPascalCompilerError = class(TPSPascalCompilerMessage)
|
|
protected
|
|
|
|
FError: TPSPascalCompilerErrorType;
|
|
public
|
|
|
|
property Error: TPSPascalCompilerErrorType read FError;
|
|
|
|
function ErrorType: tbtString; override;
|
|
function ShortMessageToString: tbtString; override;
|
|
end;
|
|
|
|
TPSPascalCompilerHint = class(TPSPascalCompilerMessage)
|
|
protected
|
|
|
|
FHint: TPSPascalCompilerHintType;
|
|
public
|
|
|
|
property Hint: TPSPascalCompilerHintType read FHint;
|
|
|
|
function ErrorType: tbtString; override;
|
|
function ShortMessageToString: tbtString; override;
|
|
end;
|
|
|
|
TPSPascalCompilerWarning = class(TPSPascalCompilerMessage)
|
|
protected
|
|
|
|
FWarning: TPSPascalCompilerWarningType;
|
|
public
|
|
|
|
property Warning: TPSPascalCompilerWarningType read FWarning;
|
|
|
|
function ErrorType: tbtString; override;
|
|
function ShortMessageToString: tbtString; override;
|
|
end;
|
|
TPSDuplicCheck = set of (dcTypes, dcProcs, dcVars, dcConsts);
|
|
|
|
TPSBlockInfo = class(TObject)
|
|
private
|
|
FOwner: TPSBlockInfo;
|
|
FWithList: TPSList;
|
|
FProcNo: Cardinal;
|
|
FProc: TPSInternalProcedure;
|
|
FSubType: TPSSubOptType;
|
|
public
|
|
|
|
property WithList: TPSList read FWithList;
|
|
|
|
property ProcNo: Cardinal read FProcNo write FProcNo;
|
|
|
|
property Proc: TPSInternalProcedure read FProc write FProc;
|
|
|
|
property SubType: TPSSubOptType read FSubType write FSubType;
|
|
|
|
procedure Clear;
|
|
|
|
constructor Create(Owner: TPSBlockInfo);
|
|
|
|
destructor Destroy; override;
|
|
end;
|
|
|
|
|
|
|
|
TPSBinOperatorType = (otAdd, otSub, otMul, otDiv, otMod, otShl, otShr, otAnd, otOr, otXor, otAs, otIntDiv,
|
|
otGreaterEqual, otLessEqual, otGreater, otLess, otEqual,
|
|
otNotEqual, otIs, otIn);
|
|
|
|
TPSUnOperatorType = (otNot, otMinus, otCast);
|
|
|
|
TPSOnUseVariable = procedure (Sender: TPSPascalCompiler; VarType: TPSVariableType; VarNo: Longint; ProcNo, Position: Cardinal; const PropData: tbtString);
|
|
|
|
TPSOnUses = function(Sender: TPSPascalCompiler; const Name: tbtString): Boolean;
|
|
|
|
TPSOnExportCheck = function(Sender: TPSPascalCompiler; Proc: TPSInternalProcedure; const ProcDecl: tbtString): Boolean;
|
|
|
|
{$IFNDEF PS_USESSUPPORT}
|
|
TPSOnWriteLineEvent = function (Sender: TPSPascalCompiler; Position: Cardinal): Boolean;
|
|
{$ELSE}
|
|
TPSOnWriteLineEvent = function (Sender: TPSPascalCompiler; FileName: tbtString; Position: Cardinal): Boolean;
|
|
{$ENDIF}
|
|
|
|
TPSOnExternalProc = function (Sender: TPSPascalCompiler; Decl: TPSParametersDecl; const Name, FExternal: tbtString): TPSRegProc;
|
|
|
|
TPSOnTranslateLineInfoProc = procedure (Sender: TPSPascalCompiler; var Pos, Row, Col: Cardinal; var Name: tbtString);
|
|
TPSOnNotify = function (Sender: TPSPascalCompiler): Boolean;
|
|
|
|
TPSOnFunction = procedure(name: tbtString; Pos, Row, Col: Integer) of object;
|
|
|
|
|
|
TPSPascalCompiler = class
|
|
protected
|
|
FAnyString: TPSType;
|
|
FUnitName: tbtString;
|
|
FID: Pointer;
|
|
FOnExportCheck: TPSOnExportCheck;
|
|
FDefaultBoolType: TPSType;
|
|
FRegProcs: TPSList;
|
|
FConstants: TPSList;
|
|
FProcs: TPSList;
|
|
FTypes: TPSList;
|
|
FAttributeTypes: TPSList;
|
|
FVars: TPSList;
|
|
FOutput: tbtString;
|
|
FParser: TPSPascalParser;
|
|
FParserHadError: Boolean;
|
|
FMessages: TPSList;
|
|
FOnUses: TPSOnUses;
|
|
FUtf8Decode: Boolean;
|
|
FIsUnit: Boolean;
|
|
FAllowNoBegin: Boolean;
|
|
FAllowNoEnd: Boolean;
|
|
FAllowUnit: Boolean;
|
|
FBooleanShortCircuit: Boolean;
|
|
FDebugOutput: tbtString;
|
|
FOnExternalProc: TPSOnExternalProc;
|
|
FOnUseVariable: TPSOnUseVariable;
|
|
FOnBeforeOutput: TPSOnNotify;
|
|
FOnBeforeCleanup: TPSOnNotify;
|
|
FOnWriteLine: TPSOnWriteLineEvent;
|
|
FContinueOffsets, FBreakOffsets: TPSList;
|
|
FOnTranslateLineInfo: TPSOnTranslateLineInfoProc;
|
|
FAutoFreeList: TPSList;
|
|
FClasses: TPSList;
|
|
FOnFunctionStart: TPSOnFunction;
|
|
FOnFunctionEnd: TPSOnFunction;
|
|
|
|
|
|
FWithCount: Integer;
|
|
FTryCount: Integer;
|
|
FExceptFinallyCount: Integer;
|
|
|
|
|
|
{$IFDEF PS_USESSUPPORT}
|
|
FUnitInits : TPSList; //nvds
|
|
FUnitFinits: TPSList; //nvds
|
|
FUses : TPSStringList;
|
|
fUnits : TPSUnitList;
|
|
fUnit : TPSUnit;
|
|
fModule : tbtString;
|
|
{$ENDIF}
|
|
fInCompile : Integer;
|
|
{$IFNDEF PS_NOINTERFACES}
|
|
FInterfaces: TPSList;
|
|
{$ENDIF}
|
|
|
|
FCurrUsedTypeNo: Cardinal;
|
|
FGlobalBlock: TPSBlockInfo;
|
|
|
|
function IsBoolean(aType: TPSType): Boolean;
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
|
|
function GetWideString(Src: PIfRVariant; var s: Boolean): tbtwidestring;
|
|
function GetUnicodeString(Src: PIfRVariant; var s: Boolean): tbtunicodestring;
|
|
{$ENDIF}
|
|
function PreCalc(FUseUsedTypes: Boolean; Var1Mod: Byte; var1: PIFRVariant; Var2Mod: Byte;
|
|
Var2: PIfRVariant; Cmd: TPSBinOperatorType; Pos, Row, Col: Cardinal): Boolean;
|
|
|
|
function FindBaseType(BaseType: TPSBaseType): TPSType;
|
|
|
|
function IsIntBoolType(aType: TPSType): Boolean;
|
|
function GetTypeCopyLink(p: TPSType): TPSType;
|
|
|
|
function at2ut(p: TPSType): TPSType;
|
|
procedure UseProc(procdecl: TPSParametersDecl);
|
|
|
|
|
|
function GetMsgCount: Longint;
|
|
|
|
function GetMsg(l: Longint): TPSPascalCompilerMessage;
|
|
|
|
|
|
function MakeExportDecl(decl: TPSParametersDecl): tbtString;
|
|
|
|
|
|
procedure DefineStandardTypes;
|
|
|
|
procedure DefineStandardProcedures;
|
|
|
|
function ReadReal(const s: tbtString): PIfRVariant;
|
|
function ReadString: PIfRVariant;
|
|
function ReadInteger(const s: tbtString): PIfRVariant;
|
|
function ReadAttributes(Dest: TPSAttributes): Boolean;
|
|
function ReadConstant(FParser: TPSPascalParser; StopOn: TPSPasToken): PIfRVariant;
|
|
|
|
function ApplyAttribsToFunction(func: TPSProcedure): boolean;
|
|
function ProcessFunction(AlwaysForward: Boolean; Att: TPSAttributes): Boolean;
|
|
function ValidateParameters(BlockInfo: TPSBlockInfo; Params: TPSParameters; ParamTypes: TPSParametersDecl): boolean;
|
|
|
|
function IsVarInCompatible(ft1, ft2: TPSType): Boolean;
|
|
function GetTypeNo(BlockInfo: TPSBlockInfo; p: TPSValue): TPSType;
|
|
function DoVarBlock(proc: TPSInternalProcedure): Boolean;
|
|
function DoTypeBlock(FParser: TPSPascalParser): Boolean;
|
|
function ReadType(const Name: tbtString; FParser: TPSPascalParser): TPSType;
|
|
function ProcessLabel(Proc: TPSInternalProcedure): Boolean;
|
|
function ProcessSub(BlockInfo: TPSBlockInfo): Boolean;
|
|
function ProcessLabelForwards(Proc: TPSInternalProcedure): Boolean;
|
|
|
|
procedure WriteDebugData(const s: tbtString);
|
|
|
|
procedure Debug_SavePosition(ProcNo: Cardinal; Proc: TPSInternalProcedure);
|
|
|
|
procedure Debug_WriteParams(ProcNo: Cardinal; Proc: TPSInternalProcedure);
|
|
|
|
procedure Debug_WriteLine(BlockInfo: TPSBlockInfo);
|
|
|
|
|
|
function IsCompatibleType(p1, p2: TPSType; Cast: Boolean): Boolean;
|
|
|
|
function IsDuplicate(const s: tbtString; const check: TPSDuplicCheck): Boolean;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
function IsInLocalUnitList(s: tbtString): Boolean;
|
|
{$ENDIF}
|
|
|
|
function NewProc(const OriginalName, Name: tbtString): TPSInternalProcedure;
|
|
|
|
function AddUsedFunction(var Proc: TPSInternalProcedure): Cardinal;
|
|
|
|
function AddUsedFunction2(var Proc: TPSExternalProcedure): Cardinal;
|
|
|
|
|
|
function CheckCompatProc(P: TPSType; ProcNo: Cardinal): Boolean;
|
|
|
|
|
|
procedure ParserError(Parser: TObject; Kind: TPSParserErrorKind);
|
|
|
|
function ReadTypeAddProcedure(const Name: tbtString; FParser: TPSPascalParser): TPSType;
|
|
|
|
function VarIsDuplicate(Proc: TPSInternalProcedure; const VarNames, s: tbtString): Boolean;
|
|
|
|
function IsProcDuplicLabel(Proc: TPSInternalProcedure; const s: tbtString): Boolean;
|
|
|
|
procedure CheckForUnusedVars(Func: TPSInternalProcedure);
|
|
function ProcIsDuplic(Decl: TPSParametersDecl; const FunctionName, FunctionParamNames: tbtString; const s: tbtString; Func: TPSInternalProcedure): Boolean;
|
|
public
|
|
function GetConstant(const Name: tbtString): TPSConstant;
|
|
|
|
function UseExternalProc(const Name: tbtString): TPSParametersDecl;
|
|
|
|
function FindProc(const aName: tbtString): Cardinal;
|
|
|
|
function GetTypeCount: Longint;
|
|
|
|
function GetType(I: Longint): TPSType;
|
|
|
|
function GetVarCount: Longint;
|
|
|
|
function GetVar(I: Longint): TPSVar;
|
|
|
|
function GetProcCount: Longint;
|
|
|
|
function GetProc(I: Longint): TPSProcedure;
|
|
|
|
function GetConstCount: Longint;
|
|
|
|
function GetConst(I: Longint): TPSConstant;
|
|
|
|
function GetRegProcCount: Longint;
|
|
|
|
function GetRegProc(I: Longint): TPSRegProc;
|
|
|
|
function AddAttributeType: TPSAttributeType;
|
|
function FindAttributeType(const Name: tbtString): TPSAttributeType;
|
|
|
|
procedure AddToFreeList(Obj: TObject);
|
|
|
|
property ID: Pointer read FID write FID;
|
|
|
|
function MakeError(const Module: tbtString; E: TPSPascalCompilerErrorType; const
|
|
Param: tbtString): TPSPascalCompilerMessage;
|
|
|
|
function MakeWarning(const Module: tbtString; E: TPSPascalCompilerWarningType;
|
|
const Param: tbtString): TPSPascalCompilerMessage;
|
|
|
|
function MakeHint(const Module: tbtString; E: TPSPascalCompilerHintType;
|
|
const Param: tbtString): TPSPascalCompilerMessage;
|
|
|
|
{$IFNDEF PS_NOINTERFACES}
|
|
|
|
function AddInterface(InheritedFrom: TPSInterface; Guid: TGuid; const Name: tbtString): TPSInterface;
|
|
|
|
function FindInterface(const Name: tbtString): TPSInterface;
|
|
|
|
{$ENDIF}
|
|
function AddClass(InheritsFrom: TPSCompileTimeClass; aClass: TClass): TPSCompileTimeClass;
|
|
|
|
function AddClassN(InheritsFrom: TPSCompileTimeClass; const aClass: tbtString): TPSCompileTimeClass;
|
|
|
|
|
|
function FindClass(const aClass: tbtString): TPSCompileTimeClass;
|
|
|
|
function AddFunction(const Header: tbtString): TPSRegProc;
|
|
|
|
function AddDelphiFunction(const Decl: tbtString): TPSRegProc;
|
|
|
|
function AddType(const Name: tbtString; const BaseType: TPSBaseType): TPSType;
|
|
|
|
function AddTypeS(const Name, Decl: tbtString): TPSType;
|
|
|
|
function AddTypeCopy(const Name: tbtString; TypeNo: TPSType): TPSType;
|
|
|
|
function AddTypeCopyN(const Name, FType: tbtString): TPSType;
|
|
|
|
function AddConstant(const Name: tbtString; FType: TPSType): TPSConstant;
|
|
|
|
function AddConstantN(const Name, FType: tbtString): TPSConstant;
|
|
|
|
function AddVariable(const Name: tbtString; FType: TPSType): TPSVar;
|
|
|
|
function AddVariableN(const Name, FType: tbtString): TPSVar;
|
|
|
|
function AddUsedVariable(const Name: tbtString; FType: TPSType): TPSVar;
|
|
|
|
function AddUsedVariableN(const Name, FType: tbtString): TPSVar;
|
|
|
|
function AddUsedPtrVariable(const Name: tbtString; FType: TPSType): TPSVar;
|
|
|
|
function AddUsedPtrVariableN(const Name, FType: tbtString): TPSVar;
|
|
|
|
function FindType(const Name: tbtString): TPSType;
|
|
|
|
function MakeDecl(decl: TPSParametersDecl): tbtString;
|
|
|
|
function Compile(const s: tbtString): Boolean;
|
|
|
|
function GetOutput(var s: tbtString): Boolean;
|
|
|
|
function GetDebugOutput(var s: tbtString): Boolean;
|
|
|
|
procedure Clear;
|
|
|
|
constructor Create;
|
|
|
|
destructor Destroy; override;
|
|
|
|
property MsgCount: Longint read GetMsgCount;
|
|
|
|
property Msg[l: Longint]: TPSPascalCompilerMessage read GetMsg;
|
|
|
|
property OnTranslateLineInfo: TPSOnTranslateLineInfoProc read FOnTranslateLineInfo write FOnTranslateLineInfo;
|
|
|
|
property OnUses: TPSOnUses read FOnUses write FOnUses;
|
|
|
|
property OnExportCheck: TPSOnExportCheck read FOnExportCheck write FOnExportCheck;
|
|
|
|
property OnWriteLine: TPSOnWriteLineEvent read FOnWriteLine write FOnWriteLine;
|
|
|
|
property OnExternalProc: TPSOnExternalProc read FOnExternalProc write FOnExternalProc;
|
|
|
|
property OnUseVariable: TPSOnUseVariable read FOnUseVariable write FOnUseVariable;
|
|
|
|
property OnBeforeOutput: TPSOnNotify read FOnBeforeOutput write FOnBeforeOutput;
|
|
|
|
property OnBeforeCleanup: TPSOnNotify read FOnBeforeCleanup write FOnBeforeCleanup;
|
|
|
|
property OnFunctionStart: TPSOnFunction read FOnFunctionStart write FOnFunctionStart;
|
|
|
|
property OnFunctionEnd: TPSOnFunction read FOnFunctionEnd write FOnFunctionEnd;
|
|
|
|
property IsUnit: Boolean read FIsUnit;
|
|
|
|
property AllowNoBegin: Boolean read FAllowNoBegin write FAllowNoBegin;
|
|
|
|
property AllowUnit: Boolean read FAllowUnit write FAllowUnit;
|
|
|
|
property AllowNoEnd: Boolean read FAllowNoEnd write FAllowNoEnd;
|
|
|
|
|
|
property BooleanShortCircuit: Boolean read FBooleanShortCircuit write FBooleanShortCircuit;
|
|
|
|
property UTF8Decode: Boolean read FUtf8Decode write FUtf8Decode;
|
|
|
|
property UnitName: tbtString read FUnitName;
|
|
end;
|
|
TIFPSPascalCompiler = TPSPascalCompiler;
|
|
|
|
TPSValue = class(TObject)
|
|
private
|
|
FPos, FRow, FCol: Cardinal;
|
|
public
|
|
|
|
property Pos: Cardinal read FPos write FPos;
|
|
|
|
property Row: Cardinal read FRow write FRow;
|
|
|
|
property Col: Cardinal read FCol write FCol;
|
|
|
|
procedure SetParserPos(P: TPSPascalParser);
|
|
|
|
end;
|
|
|
|
TPSParameter = class(TObject)
|
|
private
|
|
FValue: TPSValue;
|
|
FTempVar: TPSValue;
|
|
FParamMode: TPSParameterMode;
|
|
FExpectedType: TPSType;
|
|
public
|
|
|
|
property Val: TPSValue read FValue write FValue;
|
|
|
|
property ExpectedType: TPSType read FExpectedType write FExpectedType;
|
|
|
|
property TempVar: TPSValue read FTempVar write FTempVar;
|
|
|
|
property ParamMode: TPSParameterMode read FParamMode write FParamMode;
|
|
|
|
destructor Destroy; override;
|
|
end;
|
|
|
|
TPSParameters = class(TObject)
|
|
private
|
|
FItems: TPSList;
|
|
function GetCount: Cardinal;
|
|
function GetItem(I: Longint): TPSParameter;
|
|
public
|
|
|
|
constructor Create;
|
|
|
|
destructor Destroy; override;
|
|
|
|
property Count: Cardinal read GetCount;
|
|
|
|
property Item[I: Longint]: TPSParameter read GetItem; default;
|
|
|
|
procedure Delete(I: Cardinal);
|
|
|
|
function Add: TPSParameter;
|
|
end;
|
|
|
|
TPSSubItem = class(TObject)
|
|
private
|
|
FType: TPSType;
|
|
public
|
|
|
|
property aType: TPSType read FType write FType;
|
|
end;
|
|
|
|
TPSSubNumber = class(TPSSubItem)
|
|
private
|
|
FSubNo: Cardinal;
|
|
public
|
|
|
|
property SubNo: Cardinal read FSubNo write FSubNo;
|
|
end;
|
|
|
|
TPSSubValue = class(TPSSubItem)
|
|
private
|
|
FSubNo: TPSValue;
|
|
public
|
|
|
|
property SubNo: TPSValue read FSubNo write FSubNo;
|
|
|
|
destructor Destroy; override;
|
|
end;
|
|
|
|
TPSValueVar = class(TPSValue)
|
|
private
|
|
FRecItems: TPSList;
|
|
function GetRecCount: Cardinal;
|
|
function GetRecItem(I: Cardinal): TPSSubItem;
|
|
public
|
|
constructor Create;
|
|
destructor Destroy; override;
|
|
|
|
function RecAdd(Val: TPSSubItem): Cardinal;
|
|
|
|
procedure RecDelete(I: Cardinal);
|
|
|
|
property RecItem[I: Cardinal]: TPSSubItem read GetRecItem;
|
|
|
|
property RecCount: Cardinal read GetRecCount;
|
|
end;
|
|
|
|
TPSValueGlobalVar = class(TPSValueVar)
|
|
private
|
|
FAddress: Cardinal;
|
|
public
|
|
|
|
property GlobalVarNo: Cardinal read FAddress write FAddress;
|
|
end;
|
|
|
|
|
|
TPSValueLocalVar = class(TPSValueVar)
|
|
private
|
|
FLocalVarNo: Longint;
|
|
public
|
|
|
|
property LocalVarNo: Longint read FLocalVarNo write FLocalVarNo;
|
|
end;
|
|
|
|
TPSValueParamVar = class(TPSValueVar)
|
|
private
|
|
FParamNo: Longint;
|
|
public
|
|
|
|
property ParamNo: Longint read FParamNo write FParamNo;
|
|
end;
|
|
|
|
TPSValueAllocatedStackVar = class(TPSValueLocalVar)
|
|
private
|
|
FProc: TPSInternalProcedure;
|
|
public
|
|
|
|
property Proc: TPSInternalProcedure read FProc write FProc;
|
|
destructor Destroy; override;
|
|
end;
|
|
|
|
TPSValueData = class(TPSValue)
|
|
private
|
|
FData: PIfRVariant;
|
|
public
|
|
|
|
property Data: PIfRVariant read FData write FData;
|
|
destructor Destroy; override;
|
|
end;
|
|
|
|
TPSValueReplace = class(TPSValue)
|
|
private
|
|
FPreWriteAllocated: Boolean;
|
|
FFreeOldValue: Boolean;
|
|
FFreeNewValue: Boolean;
|
|
FOldValue: TPSValue;
|
|
FNewValue: TPSValue;
|
|
FReplaceTimes: Longint;
|
|
public
|
|
|
|
property OldValue: TPSValue read FOldValue write FOldValue;
|
|
|
|
property NewValue: TPSValue read FNewValue write FNewValue;
|
|
{Should it free the old value when destroyed?}
|
|
property FreeOldValue: Boolean read FFreeOldValue write FFreeOldValue;
|
|
property FreeNewValue: Boolean read FFreeNewValue write FFreeNewValue;
|
|
property PreWriteAllocated: Boolean read FPreWriteAllocated write FPreWriteAllocated;
|
|
|
|
property ReplaceTimes: Longint read FReplaceTimes write FReplaceTimes;
|
|
|
|
constructor Create;
|
|
destructor Destroy; override;
|
|
end;
|
|
|
|
|
|
TPSUnValueOp = class(TPSValue)
|
|
private
|
|
FVal1: TPSValue;
|
|
FOperator: TPSUnOperatorType;
|
|
FType: TPSType;
|
|
public
|
|
|
|
property Val1: TPSValue read FVal1 write FVal1;
|
|
{The operator}
|
|
property Operator: TPSUnOperatorType read FOperator write FOperator;
|
|
|
|
property aType: TPSType read FType write FType;
|
|
destructor Destroy; override;
|
|
end;
|
|
|
|
TPSBinValueOp = class(TPSValue)
|
|
private
|
|
FVal1,
|
|
FVal2: TPSValue;
|
|
FOperator: TPSBinOperatorType;
|
|
FType: TPSType;
|
|
public
|
|
|
|
property Val1: TPSValue read FVal1 write FVal1;
|
|
|
|
property Val2: TPSValue read FVal2 write FVal2;
|
|
{The operator for this value}
|
|
property Operator: TPSBinOperatorType read FOperator write FOperator;
|
|
|
|
property aType: TPSType read FType write FType;
|
|
|
|
destructor Destroy; override;
|
|
end;
|
|
|
|
TPSValueNil = class(TPSValue)
|
|
end;
|
|
|
|
TPSValueProcPtr = class(TPSValue)
|
|
private
|
|
FProcNo: Cardinal;
|
|
public
|
|
|
|
property ProcPtr: Cardinal read FProcNo write FProcNo;
|
|
end;
|
|
|
|
TPSValueProc = class(TPSValue)
|
|
private
|
|
FSelfPtr: TPSValue;
|
|
FParameters: TPSParameters;
|
|
FResultType: TPSType;
|
|
public
|
|
property ResultType: TPSType read FResultType write FResultType;
|
|
|
|
property SelfPtr: TPSValue read FSelfPtr write FSelfPtr;
|
|
|
|
property Parameters: TPSParameters read FParameters write FParameters;
|
|
destructor Destroy; override;
|
|
end;
|
|
|
|
TPSValueProcNo = class(TPSValueProc)
|
|
private
|
|
FProcNo: Cardinal;
|
|
public
|
|
|
|
property ProcNo: Cardinal read FProcNo write FProcNo;
|
|
end;
|
|
|
|
TPSValueProcVal = class(TPSValueProc)
|
|
private
|
|
FProcNo: TPSValue;
|
|
public
|
|
|
|
property ProcNo: TPSValue read FProcNo write FProcNo;
|
|
|
|
destructor Destroy; override;
|
|
end;
|
|
|
|
TPSValueArray = class(TPSValue)
|
|
private
|
|
FItems: TPSList;
|
|
function GetCount: Cardinal;
|
|
function GetItem(I: Cardinal): TPSValue;
|
|
public
|
|
function Add(Item: TPSValue): Cardinal;
|
|
procedure Delete(I: Cardinal);
|
|
property Item[I: Cardinal]: TPSValue read GetItem;
|
|
property Count: Cardinal read GetCount;
|
|
|
|
constructor Create;
|
|
destructor Destroy; override;
|
|
end;
|
|
|
|
TPSDelphiClassItem = class;
|
|
|
|
TPSPropType = (iptRW, iptR, iptW);
|
|
|
|
TPSCompileTimeClass = class
|
|
private
|
|
FInheritsFrom: TPSCompileTimeClass;
|
|
FClass: TClass;
|
|
FClassName: tbtString;
|
|
FClassNameHash: Longint;
|
|
FClassItems: TPSList;
|
|
FDefaultProperty: Cardinal;
|
|
FIsAbstract: Boolean;
|
|
FCastProc,
|
|
FNilProc: Cardinal;
|
|
FType: TPSType;
|
|
|
|
FOwner: TPSPascalCompiler;
|
|
function GetCount: Longint;
|
|
function GetItem(i: Longint): TPSDelphiClassItem;
|
|
public
|
|
|
|
property aType: TPSType read FType;
|
|
|
|
property Items[i: Longint]: TPSDelphiClassItem read GetItem;
|
|
|
|
property Count: Longint read GetCount;
|
|
|
|
property IsAbstract: Boolean read FIsAbstract write FIsAbstract;
|
|
|
|
|
|
property ClassInheritsFrom: TPSCompileTimeClass read FInheritsFrom write FInheritsFrom;
|
|
|
|
function RegisterMethod(const Decl: tbtString): Boolean;
|
|
|
|
procedure RegisterProperty(const PropertyName, PropertyType: tbtString; PropAC: TPSPropType);
|
|
|
|
procedure RegisterPublishedProperties;
|
|
|
|
function RegisterPublishedProperty(const Name: tbtString): Boolean;
|
|
|
|
procedure SetDefaultPropery(const Name: tbtString);
|
|
|
|
constructor Create(ClassName: tbtString; aOwner: TPSPascalCompiler; aType: TPSType);
|
|
|
|
class function CreateC(FClass: TClass; aOwner: TPSPascalCompiler; aType: TPSType): TPSCompileTimeClass;
|
|
|
|
|
|
destructor Destroy; override;
|
|
|
|
|
|
function IsCompatibleWith(aType: TPSType): Boolean;
|
|
|
|
function SetNil(var ProcNo: Cardinal): Boolean;
|
|
|
|
function CastToType(IntoType: TPSType; var ProcNo: Cardinal): Boolean;
|
|
|
|
|
|
function Property_Find(const Name: tbtString; var Index: IPointer): Boolean;
|
|
|
|
function Property_Get(Index: IPointer; var ProcNo: Cardinal): Boolean;
|
|
|
|
function Property_Set(Index: IPointer; var ProcNo: Cardinal): Boolean;
|
|
|
|
function Property_GetHeader(Index: IPointer; Dest: TPSParametersDecl): Boolean;
|
|
|
|
|
|
function Func_Find(const Name: tbtString; var Index: IPointer): Boolean;
|
|
|
|
function Func_Call(Index: IPointer; var ProcNo: Cardinal): Boolean;
|
|
|
|
|
|
function ClassFunc_Find(const Name: tbtString; var Index: IPointer): Boolean;
|
|
|
|
function ClassFunc_Call(Index: IPointer; var ProcNo: Cardinal): Boolean;
|
|
end;
|
|
|
|
TPSDelphiClassItem = class(TObject)
|
|
private
|
|
FOwner: TPSCompileTimeClass;
|
|
FOrgName: tbtString;
|
|
FName: tbtString;
|
|
FNameHash: Longint;
|
|
FDecl: TPSParametersDecl;
|
|
procedure SetName(const s: tbtString);
|
|
public
|
|
|
|
constructor Create(Owner: TPSCompileTimeClass);
|
|
|
|
destructor Destroy; override;
|
|
|
|
property Decl: TPSParametersDecl read FDecl;
|
|
|
|
property Name: tbtString read FName;
|
|
|
|
property OrgName: tbtString read FOrgName write SetName;
|
|
|
|
property NameHash: Longint read FNameHash;
|
|
|
|
property Owner: TPSCompileTimeClass read FOwner;
|
|
end;
|
|
|
|
TPSDelphiClassItemMethod = class(TPSDelphiClassItem)
|
|
private
|
|
FMethodNo: Cardinal;
|
|
public
|
|
|
|
property MethodNo: Cardinal read FMethodNo write FMethodNo;
|
|
end;
|
|
|
|
TPSDelphiClassItemProperty = class(TPSDelphiClassItem)
|
|
private
|
|
FReadProcNo: Cardinal;
|
|
FWriteProcNo: Cardinal;
|
|
FAccessType: TPSPropType;
|
|
public
|
|
|
|
property AccessType: TPSPropType read FAccessType write FAccessType;
|
|
|
|
property ReadProcNo: Cardinal read FReadProcNo write FReadProcNo;
|
|
|
|
property WriteProcNo: Cardinal read FWriteProcNo write FWriteProcNo;
|
|
end;
|
|
|
|
|
|
TPSDelphiClassItemConstructor = class(TPSDelphiClassItemMethod)
|
|
end;
|
|
|
|
{$IFNDEF PS_NOINTERFACES}
|
|
|
|
TPSInterface = class(TObject)
|
|
private
|
|
FOwner: TPSPascalCompiler;
|
|
FType: TPSType;
|
|
FInheritedFrom: TPSInterface;
|
|
FGuid: TGuid;
|
|
FCastProc,
|
|
FNilProc: Cardinal;
|
|
FItems: TPSList;
|
|
FName: tbtString;
|
|
FNameHash: Longint;
|
|
procedure SetInheritedFrom(p: TPSInterface);
|
|
public
|
|
|
|
constructor Create(Owner: TPSPascalCompiler; InheritedFrom: TPSInterface; Guid: TGuid; const Name: tbtString; aType: TPSType);
|
|
|
|
destructor Destroy; override;
|
|
|
|
property aType: TPSType read FType;
|
|
|
|
property InheritedFrom: TPSInterface read FInheritedFrom write SetInheritedFrom;
|
|
|
|
property Guid: TGuid read FGuid write FGuid;
|
|
|
|
property Name: tbtString read FName write FName;
|
|
|
|
property NameHash: Longint read FNameHash;
|
|
|
|
|
|
function RegisterMethod(const Declaration: tbtString; const cc: TPSCallingConvention): Boolean;
|
|
|
|
function RegisterMethodEx(const Declaration: tbtString; const cc: TPSCallingConvention; const CustomParser: TPSPascalParser): Boolean;
|
|
|
|
procedure RegisterDummyMethod;
|
|
|
|
function IsCompatibleWith(aType: TPSType): Boolean;
|
|
|
|
function SetNil(var ProcNo: Cardinal): Boolean;
|
|
|
|
function CastToType(IntoType: TPSType; var ProcNo: Cardinal): Boolean;
|
|
|
|
function Func_Find(const Name: tbtString; var Index: Cardinal): Boolean;
|
|
|
|
function Func_Call(Index: Cardinal; var ProcNo: Cardinal): Boolean;
|
|
end;
|
|
|
|
|
|
TPSInterfaceMethod = class(TObject)
|
|
private
|
|
FName: tbtString;
|
|
FDecl: TPSParametersDecl;
|
|
FNameHash: Longint;
|
|
FCC: TPSCallingConvention;
|
|
FScriptProcNo: Cardinal;
|
|
FOrgName: tbtString;
|
|
FOwner: TPSInterface;
|
|
FOffsetCache: Cardinal;
|
|
function GetAbsoluteProcOffset: Cardinal;
|
|
public
|
|
|
|
property AbsoluteProcOffset: Cardinal read GetAbsoluteProcOffset;
|
|
|
|
property ScriptProcNo: Cardinal read FScriptProcNo;
|
|
|
|
property OrgName: tbtString read FOrgName;
|
|
|
|
property Name: tbtString read FName;
|
|
|
|
property NameHash: Longint read FNameHash;
|
|
|
|
property Decl: TPSParametersDecl read FDecl;
|
|
|
|
property CC: TPSCallingConvention read FCC;
|
|
|
|
|
|
constructor Create(Owner: TPSInterface);
|
|
|
|
destructor Destroy; override;
|
|
end;
|
|
{$ENDIF}
|
|
|
|
|
|
TPSExternalClass = class(TObject)
|
|
protected
|
|
|
|
SE: TPSPascalCompiler;
|
|
|
|
FTypeNo: TPSType;
|
|
public
|
|
|
|
function SelfType: TPSType; virtual;
|
|
|
|
constructor Create(Se: TPSPascalCompiler; TypeNo: TPSType);
|
|
|
|
function ClassFunc_Find(const Name: tbtString; var Index: Cardinal): Boolean; virtual;
|
|
|
|
function ClassFunc_Call(Index: Cardinal; var ProcNo: Cardinal): Boolean; virtual;
|
|
|
|
function Func_Find(const Name: tbtString; var Index: Cardinal): Boolean; virtual;
|
|
|
|
function Func_Call(Index: Cardinal; var ProcNo: Cardinal): Boolean; virtual;
|
|
|
|
function IsCompatibleWith(Cl: TPSExternalClass): Boolean; virtual;
|
|
|
|
function SetNil(var ProcNo: Cardinal): Boolean; virtual;
|
|
|
|
function CastToType(IntoType: TPSType; var ProcNo: Cardinal): Boolean; virtual;
|
|
|
|
function CompareClass(OtherTypeNo: TPSType; var ProcNo: Cardinal): Boolean; virtual;
|
|
end;
|
|
|
|
|
|
function ExportCheck(Sender: TPSPascalCompiler; Proc: TPSInternalProcedure;
|
|
Types: array of TPSBaseType; Modes: array of TPSParameterMode): Boolean;
|
|
|
|
|
|
procedure SetVarExportName(P: TPSVar; const ExpName: tbtString);
|
|
|
|
function AddImportedClassVariable(Sender: TPSPascalCompiler; const VarName, VarType: tbtString): Boolean;
|
|
|
|
const
|
|
{Invalid value, this is returned by most functions of pascal script that return a cardinal, when they fail}
|
|
InvalidVal = Cardinal(-1);
|
|
|
|
type
|
|
TIFPSCompileTimeClass = TPSCompileTimeClass;
|
|
TIFPSInternalProcedure = TPSInternalProcedure;
|
|
TIFPSPascalCompilerError = TPSPascalCompilerError;
|
|
|
|
TPMFuncType = (mftProc
|
|
, mftConstructor
|
|
);
|
|
|
|
|
|
function PS_mi2s(i: Cardinal): tbtString;
|
|
|
|
function ParseMethod(Owner: TPSPascalCompiler; const FClassName: tbtString; Decl: tbtString; var OrgName: tbtString; DestDecl: TPSParametersDecl; var Func: TPMFuncType): Boolean;
|
|
function ParseMethodEx(Owner: TPSPascalCompiler; const FClassName: tbtString; Decl: tbtString; var OrgName: tbtString; DestDecl: TPSParametersDecl; var Func: TPMFuncType; CustomParser: TPSPascalParser): Boolean;
|
|
|
|
function DeclToBits(const Decl: TPSParametersDecl): tbtString;
|
|
|
|
function NewVariant(FType: TPSType): PIfRVariant;
|
|
procedure DisposeVariant(p: PIfRVariant);
|
|
|
|
implementation
|
|
|
|
uses Classes, typInfo;
|
|
|
|
{$IFDEF DELPHI3UP}
|
|
resourceString
|
|
{$ELSE}
|
|
const
|
|
{$ENDIF}
|
|
|
|
RPS_OnUseEventOnly = 'This function can only be called from within the OnUses event';
|
|
RPS_UnableToRegisterFunction = 'Unable to register function %s';
|
|
RPS_UnableToRegisterConst = 'Unable to register constant %s';
|
|
RPS_InvalidTypeForVar = 'Invalid type for variable %s';
|
|
RPS_InvalidType = 'Invalid Type';
|
|
RPS_UnableToRegisterType = 'Unable to register type %s';
|
|
RPS_UnknownInterface = 'Unknown interface: %s';
|
|
RPS_ConstantValueMismatch = 'Constant Value Type Mismatch';
|
|
RPS_ConstantValueNotAssigned = 'Constant Value is not assigned';
|
|
|
|
RPS_Error = 'Error';
|
|
RPS_UnknownIdentifier = 'Unknown identifier ''%s''';
|
|
RPS_IdentifierExpected = 'Identifier expected';
|
|
RPS_CommentError = 'Comment error';
|
|
RPS_StringError = 'String error';
|
|
RPS_CharError = 'Char error';
|
|
RPS_SyntaxError = 'Syntax error';
|
|
RPS_EOF = 'Unexpected end of file';
|
|
RPS_SemiColonExpected = 'Semicolon ('';'') expected';
|
|
RPS_BeginExpected = '''BEGIN'' expected';
|
|
RPS_PeriodExpected = 'period (''.'') expected';
|
|
RPS_DuplicateIdent = 'Duplicate identifier ''%s''';
|
|
RPS_ColonExpected = 'colon ('':'') expected';
|
|
RPS_UnknownType = 'Unknown type ''%s''';
|
|
RPS_CloseRoundExpected = 'Closing parenthesis expected';
|
|
RPS_TypeMismatch = 'Type mismatch';
|
|
RPS_InternalError = 'Internal error (%s)';
|
|
RPS_AssignmentExpected = 'Assignment expected';
|
|
RPS_ThenExpected = '''THEN'' expected';
|
|
RPS_DoExpected = '''DO'' expected';
|
|
RPS_NoResult = 'No result';
|
|
RPS_OpenRoundExpected = 'opening parenthesis (''('')expected';
|
|
RPS_CommaExpected = 'comma ('','') expected';
|
|
RPS_ToExpected = '''TO'' expected';
|
|
RPS_IsExpected = 'is (''='') expected';
|
|
RPS_OfExpected = '''OF'' expected';
|
|
RPS_CloseBlockExpected = 'Closing square bracket ('']'') expected';
|
|
RPS_VariableExpected = 'Variable Expected';
|
|
RPS_StringExpected = 'String Expected';
|
|
RPS_EndExpected = '''END'' expected';
|
|
RPS_UnSetLabel = 'Label ''%s'' not set';
|
|
RPS_NotInLoop = 'Not in a loop';
|
|
RPS_InvalidJump = 'Invalid jump';
|
|
RPS_OpenBlockExpected = 'Opening square brackets (''['') expected';
|
|
RPS_WriteOnlyProperty = 'Write-only property';
|
|
RPS_ReadOnlyProperty = 'Read-only property';
|
|
RPS_ClassTypeExpected = 'Class type expected';
|
|
RPS_DivideByZero = 'Divide by Zero';
|
|
RPS_MathError = 'Math Error';
|
|
RPS_UnsatisfiedForward = 'Unsatisfied Forward %s';
|
|
RPS_ForwardParameterMismatch = 'Forward Parameter Mismatch';
|
|
RPS_InvalidNumberOfParameter = 'Invalid number of parameters';
|
|
RPS_UnknownError = 'Unknown error';
|
|
{$IFDEF PS_USESSUPPORT}
|
|
RPS_NotAllowed = '%s is not allowed at this position';
|
|
RPS_UnitNotFound = 'Unit ''%s'' not found or contains errors';
|
|
RPS_CrossReference = 'Cross-Reference error of ''%s''';
|
|
{$ENDIF}
|
|
|
|
|
|
RPS_Hint = 'Hint';
|
|
RPS_VariableNotUsed = 'Variable ''%s'' never used';
|
|
RPS_FunctionNotUsed = 'Function ''%s'' never used';
|
|
RPS_UnknownHint = 'Unknown hint';
|
|
|
|
|
|
RPS_Warning = 'Warning';
|
|
RPS_CalculationAlwaysEvaluatesTo = 'Calculation always evaluates to %s';
|
|
RPS_IsNotNeeded = '%s is not needed';
|
|
RPS_AbstractClass = 'Abstract Class Construction';
|
|
RPS_UnknownWarning = 'Unknown warning';
|
|
|
|
|
|
{$IFDEF DEBUG }
|
|
RPS_UnableToRegister = 'Unable to register %s';
|
|
{$ENDIF}
|
|
|
|
RPS_NotArrayProperty = 'Not an array property';
|
|
RPS_NotProperty = 'Not a property';
|
|
RPS_UnknownProperty = 'Unknown Property';
|
|
|
|
function DeclToBits(const Decl: TPSParametersDecl): tbtString;
|
|
var
|
|
i: longint;
|
|
begin
|
|
Result := '';
|
|
if Decl.Result = nil then
|
|
begin
|
|
Result := Result + #0;
|
|
end else
|
|
Result := Result + #1;
|
|
for i := 0 to Decl.ParamCount -1 do
|
|
begin
|
|
if Decl.Params[i].Mode <> pmIn then
|
|
Result := Result + #1
|
|
else
|
|
Result := Result + #0;
|
|
end;
|
|
end;
|
|
|
|
|
|
procedure BlockWriteByte(BlockInfo: TPSBlockInfo; b: Byte);
|
|
begin
|
|
BlockInfo.Proc.Data := BlockInfo.Proc.Data + tbtChar(b);
|
|
end;
|
|
|
|
procedure BlockWriteData(BlockInfo: TPSBlockInfo; const Data; Len: Longint);
|
|
begin
|
|
SetLength(BlockInfo.Proc.FData, Length(BlockInfo.Proc.FData) + Len);
|
|
Move(Data, BlockInfo.Proc.FData[Length(BlockInfo.Proc.FData) - Len + 1], Len);
|
|
end;
|
|
|
|
procedure BlockWriteLong(BlockInfo: TPSBlockInfo; l: Cardinal);
|
|
begin
|
|
BlockWriteData(BlockInfo, l, 4);
|
|
end;
|
|
|
|
procedure BlockWriteVariant(BlockInfo: TPSBlockInfo; p: PIfRVariant);
|
|
var
|
|
du8: tbtu8;
|
|
du16: tbtu16;
|
|
begin
|
|
BlockWriteLong(BlockInfo, p^.FType.FinalTypeNo);
|
|
case p.FType.BaseType of
|
|
btType: BlockWriteData(BlockInfo, p^.ttype.FinalTypeno, 4);
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
btWideString:
|
|
begin
|
|
BlockWriteLong(BlockInfo, Length(tbtWideString(p^.twidestring)));
|
|
BlockWriteData(BlockInfo, tbtwidestring(p^.twidestring)[1], 2*Length(tbtWideString(p^.twidestring)));
|
|
end;
|
|
btUnicodeString:
|
|
begin
|
|
BlockWriteLong(BlockInfo, Length(tbtUnicodeString(p^.twidestring)));
|
|
BlockWriteData(BlockInfo, tbtUnicodeString(p^.twidestring)[1], 2*Length(tbtUnicodeString(p^.twidestring)));
|
|
end;
|
|
btWideChar: BlockWriteData(BlockInfo, p^.twidechar, 2);
|
|
{$ENDIF}
|
|
btSingle: BlockWriteData(BlockInfo, p^.tsingle, sizeof(tbtSingle));
|
|
btDouble: BlockWriteData(BlockInfo, p^.tdouble, sizeof(tbtDouble));
|
|
btExtended: BlockWriteData(BlockInfo, p^.textended, sizeof(tbtExtended));
|
|
btCurrency: BlockWriteData(BlockInfo, p^.tcurrency, sizeof(tbtCurrency));
|
|
btChar: BlockWriteData(BlockInfo, p^.tchar, 1);
|
|
btSet:
|
|
begin
|
|
BlockWriteData(BlockInfo, tbtString(p^.tstring)[1], Length(tbtString(p^.tstring)));
|
|
end;
|
|
btString:
|
|
begin
|
|
BlockWriteLong(BlockInfo, Length(tbtString(p^.tstring)));
|
|
BlockWriteData(BlockInfo, tbtString(p^.tstring)[1], Length(tbtString(p^.tstring)));
|
|
end;
|
|
btenum:
|
|
begin
|
|
if TPSEnumType(p^.FType).HighValue <=256 then
|
|
begin
|
|
du8 := tbtu8(p^.tu32);
|
|
BlockWriteData(BlockInfo, du8, 1)
|
|
end
|
|
else if TPSEnumType(p^.FType).HighValue <=65536 then
|
|
begin
|
|
du16 := tbtu16(p^.tu32);
|
|
BlockWriteData(BlockInfo, du16, 2)
|
|
end;
|
|
end;
|
|
|
|
bts8,btu8: BlockWriteData(BlockInfo, p^.tu8, 1);
|
|
bts16,btu16: BlockWriteData(BlockInfo, p^.tu16, 2);
|
|
bts32,btu32: BlockWriteData(BlockInfo, p^.tu32, 4);
|
|
{$IFNDEF PS_NOINT64}
|
|
bts64: BlockWriteData(BlockInfo, p^.ts64, 8);
|
|
{$ENDIF}
|
|
btProcPtr: BlockWriteData(BlockInfo, p^.tu32, 4);
|
|
{$IFDEF DEBUG}
|
|
{$IFNDEF FPC}
|
|
else
|
|
asm int 3; end;
|
|
{$ENDIF}
|
|
{$ENDIF}
|
|
end;
|
|
end;
|
|
|
|
|
|
|
|
function ExportCheck(Sender: TPSPascalCompiler; Proc: TPSInternalProcedure; Types: array of TPSBaseType; Modes: array of TPSParameterMode): Boolean;
|
|
var
|
|
i: Longint;
|
|
ttype: TPSType;
|
|
begin
|
|
if High(Types) <> High(Modes)+1 then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
if High(Types) <> Proc.Decl.ParamCount then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
TType := Proc.Decl.Result;
|
|
if TType = nil then
|
|
begin
|
|
if Types[0] <> btReturnAddress then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end else
|
|
begin
|
|
if TType.BaseType <> Types[0] then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
for i := 0 to High(Modes) do
|
|
begin
|
|
TType := Proc.Decl.Params[i].aType;
|
|
if Modes[i] <> Proc.Decl.Params[i].Mode then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
if TType.BaseType <> Types[i+1] then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
Result := True;
|
|
end;
|
|
|
|
procedure SetVarExportName(P: TPSVar; const ExpName: tbtString);
|
|
begin
|
|
if p <> nil then
|
|
p.exportname := ExpName;
|
|
end;
|
|
|
|
function FindAndAddType(Owner: TPSPascalCompiler; const Name, Decl: tbtString): TPSType;
|
|
var
|
|
tt: TPSType;
|
|
begin
|
|
Result := Owner.FindType(Name);
|
|
if Result = nil then
|
|
begin
|
|
tt := Owner.AddTypeS(Name, Decl);
|
|
tt.ExportName := True;
|
|
Result := tt;
|
|
end;
|
|
end;
|
|
|
|
function ParseMethod(Owner: TPSPascalCompiler; const FClassName: tbtString; Decl: tbtString; var OrgName: tbtString; DestDecl: TPSParametersDecl; var Func: TPMFuncType): Boolean;
|
|
begin
|
|
Result := ParseMethodEx(Owner, FClassName, Decl, OrgName, DestDecl, Func, nil);
|
|
end;
|
|
|
|
function ParseMethodEx(Owner: TPSPascalCompiler; const FClassName: tbtString; Decl: tbtString; var OrgName: tbtString; DestDecl: TPSParametersDecl; var Func: TPMFuncType; CustomParser: TPSPascalParser): Boolean;
|
|
var
|
|
Parser: TPSPascalParser;
|
|
FuncType: Byte;
|
|
VNames: tbtString;
|
|
modifier: TPSParameterMode;
|
|
VCType: TPSType;
|
|
ERow, EPos, ECol: Integer;
|
|
|
|
begin
|
|
if CustomParser = nil then begin
|
|
Parser := TPSPascalParser.Create;
|
|
Parser.SetText(Decl);
|
|
end else
|
|
Parser := CustomParser;
|
|
if Parser.CurrTokenId = CSTII_Function then
|
|
FuncType:= 0
|
|
else if Parser.CurrTokenId = CSTII_Procedure then
|
|
FuncType := 1
|
|
else if (Parser.CurrTokenId = CSTII_Constructor) and (FClassName <> '') then
|
|
FuncType := 2
|
|
else
|
|
begin
|
|
if Parser <> CustomParser then
|
|
Parser.Free;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
Parser.Next;
|
|
if Parser.CurrTokenId <> CSTI_Identifier then
|
|
begin
|
|
if Parser <> CustomParser then
|
|
Parser.Free
|
|
else
|
|
Owner.MakeError('', ecIdentifierExpected, '');
|
|
Result := False;
|
|
exit;
|
|
end; {if}
|
|
OrgName := Parser.OriginalToken;
|
|
Parser.Next;
|
|
if Parser.CurrTokenId = CSTI_OpenRound then
|
|
begin
|
|
Parser.Next;
|
|
if Parser.CurrTokenId <> CSTI_CloseRound then
|
|
begin
|
|
while True do
|
|
begin
|
|
if Parser.CurrTokenId = CSTII_Const then
|
|
begin
|
|
modifier := pmIn;
|
|
Parser.Next;
|
|
end
|
|
else
|
|
if Parser.CurrTokenId = CSTII_Var then
|
|
begin
|
|
modifier := pmInOut;
|
|
Parser.Next;
|
|
end
|
|
else
|
|
if Parser.CurrTokenId = CSTII_Out then
|
|
begin
|
|
modifier := pmOut;
|
|
Parser.Next;
|
|
end
|
|
else
|
|
modifier := pmIn;
|
|
if Parser.CurrTokenId <> CSTI_Identifier then
|
|
begin
|
|
if Parser <> CustomParser then
|
|
Parser.Free
|
|
else
|
|
Owner.MakeError('', ecIdentifierExpected, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
EPos:=Parser.CurrTokenPos;
|
|
ERow:=Parser.Row;
|
|
ECol:=Parser.Col;
|
|
|
|
VNames := Parser.OriginalToken + '|';
|
|
Parser.Next;
|
|
while Parser.CurrTokenId = CSTI_Comma do
|
|
begin
|
|
Parser.Next;
|
|
if Parser.CurrTokenId <> CSTI_Identifier then
|
|
begin
|
|
if Parser <> CustomParser then
|
|
Parser.Free
|
|
else
|
|
Owner.MakeError('', ecIdentifierExpected, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
VNames := VNames + Parser.OriginalToken + '|';
|
|
Parser.Next;
|
|
end;
|
|
if Parser.CurrTokenId <> CSTI_Colon then
|
|
begin
|
|
if Parser <> CustomParser then
|
|
Parser.Free
|
|
else
|
|
Owner.MakeError('', ecColonExpected, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
Parser.Next;
|
|
if Parser.CurrTokenID = CSTII_Array then
|
|
begin
|
|
Parser.nExt;
|
|
if Parser.CurrTokenId <> CSTII_Of then
|
|
begin
|
|
if Parser <> CustomParser then
|
|
Parser.Free
|
|
else
|
|
Owner.MakeError('', ecOfExpected, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
Parser.Next;
|
|
if Parser.CurrTokenId = CSTII_Const then
|
|
begin
|
|
VCType := FindAndAddType(Owner, '!OPENARRAYOFCONST', 'array of ___Pointer')
|
|
end
|
|
else begin
|
|
VCType := Owner.GetTypeCopyLink(Owner.FindType(Parser.GetToken));
|
|
if VCType = nil then
|
|
begin
|
|
if Parser <> CustomParser then
|
|
Parser.Free
|
|
else
|
|
Owner.MakeError('', ecUnknownType, Parser.GetToken);
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
case VCType.BaseType of
|
|
btU8: VCType := FindAndAddType(Owner, '!OPENARRAYOFU8', 'array of byte');
|
|
btS8: VCType := FindAndAddType(Owner, '!OPENARRAYOFS8', 'array of ShortInt');
|
|
btU16: VCType := FindAndAddType(Owner, '!OPENARRAYOFU16', 'array of SmallInt');
|
|
btS16: VCType := FindAndAddType(Owner, '!OPENARRAYOFS16', 'array of Word');
|
|
btU32: VCType := FindAndAddType(Owner, '!OPENARRAYOFU32', 'array of Cardinal');
|
|
btS32: VCType := FindAndAddType(Owner, '!OPENARRAYOFS32', 'array of Longint');
|
|
btSingle: VCType := FindAndAddType(Owner, '!OPENARRAYOFSINGLE', 'array of Single');
|
|
btDouble: VCType := FindAndAddType(Owner, '!OPENARRAYOFDOUBLE', 'array of Double');
|
|
btExtended: VCType := FindAndAddType(Owner, '!OPENARRAYOFEXTENDED', 'array of Extended');
|
|
btString: VCType := FindAndAddType(Owner, '!OPENARRAYOFSTRING', 'array of String');
|
|
btPChar: VCType := FindAndAddType(Owner, '!OPENARRAYOFPCHAR', {$IFDEF PS_PANSICHAR}'array of PAnsiChar'{$ELSE}'array of PChar'{$ENDIF});
|
|
btNotificationVariant, btVariant: VCType := FindAndAddType(Owner, '!OPENARRAYOFVARIANT', 'array of variant');
|
|
{$IFNDEF PS_NOINT64}btS64: VCType := FindAndAddType(Owner, '!OPENARRAYOFS64', 'array of Int64');{$ENDIF}
|
|
btChar: VCType := FindAndAddType(Owner, '!OPENARRAYOFCHAR', 'array of Char');
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
btWideString: VCType := FindAndAddType(Owner, '!OPENARRAYOFWIDESTRING', 'array of WideString');
|
|
btUnicodeString: VCType := FindAndAddType(Owner, '!OPENARRAYOFUNICODESTRING', 'array of UnicodeString');
|
|
btWideChar: VCType := FindAndAddType(Owner, '!OPENARRAYOFWIDECHAR', 'array of WideChar');
|
|
{$ENDIF}
|
|
btClass: VCType := FindAndAddType(Owner, '!OPENARRAYOFTOBJECT', 'array of TObject');
|
|
btRecord: VCType := FindAndAddType(Owner, '!OPENARRAYOFRECORD_'+FastUpperCase(Parser.OriginalToken), 'array of ' +FastUpperCase(Parser.OriginalToken));
|
|
else
|
|
begin
|
|
if Parser <> CustomParser then
|
|
Parser.Free;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
end;
|
|
end else if Parser.CurrTokenID = CSTII_Const then
|
|
VCType := nil // any type
|
|
else begin
|
|
VCType := Owner.FindType(Parser.GetToken);
|
|
if VCType = nil then
|
|
begin
|
|
if Parser <> CustomParser then
|
|
Parser.Free
|
|
else
|
|
Owner.MakeError('', ecUnknownType, Parser.GetToken);
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
while Pos(tbtchar('|'), VNames) > 0 do
|
|
begin
|
|
with DestDecl.AddParam do
|
|
begin
|
|
{$IFDEF PS_USESSUPPORT}
|
|
DeclareUnit:=Owner.fModule;
|
|
{$ENDIF}
|
|
DeclarePos := EPos;
|
|
DeclareRow := ERow;
|
|
DeclareCol := ECol;
|
|
Mode := modifier;
|
|
OrgName := copy(VNames, 1, Pos(tbtchar('|'), VNames) - 1);
|
|
aType := VCType;
|
|
end;
|
|
Delete(VNames, 1, Pos(tbtchar('|'), VNames));
|
|
end;
|
|
Parser.Next;
|
|
if Parser.CurrTokenId = CSTI_CloseRound then
|
|
break;
|
|
if Parser.CurrTokenId <> CSTI_Semicolon then
|
|
begin
|
|
if Parser <> CustomParser then
|
|
Parser.Free
|
|
else
|
|
Owner.MakeError('', ecSemiColonExpected, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
Parser.Next;
|
|
end; {while}
|
|
end; {if}
|
|
Parser.Next;
|
|
end; {if}
|
|
if FuncType = 0 then
|
|
begin
|
|
if Parser.CurrTokenId <> CSTI_Colon then
|
|
begin
|
|
if Parser <> CustomParser then
|
|
Parser.Free
|
|
else
|
|
Owner.MakeError('', ecColonExpected, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
|
|
Parser.Next;
|
|
VCType := Owner.FindType(Parser.GetToken);
|
|
if VCType = nil then
|
|
begin
|
|
if Parser <> CustomParser then
|
|
Parser.Free
|
|
else
|
|
Owner.MakeError('', ecUnknownType, Parser.GetToken);
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
Parser.Next;
|
|
end
|
|
else if FuncType = 2 then {constructor}
|
|
begin
|
|
VCType := Owner.FindType(FClassName)
|
|
end else
|
|
VCType := nil;
|
|
DestDecl.Result := VCType;
|
|
if Parser <> CustomParser then
|
|
Parser.Free;
|
|
if FuncType = 2 then
|
|
Func := mftConstructor
|
|
else
|
|
Func := mftProc;
|
|
Result := True;
|
|
end;
|
|
|
|
|
|
|
|
function TPSPascalCompiler.FindProc(const aName: tbtString): Cardinal;
|
|
var
|
|
l, h: Longint;
|
|
x: TPSProcedure;
|
|
xr: TPSRegProc;
|
|
name: tbtString;
|
|
|
|
begin
|
|
name := FastUpperCase(aName);
|
|
h := MakeHash(Name);
|
|
if FProcs = nil then
|
|
begin
|
|
result := InvalidVal;
|
|
Exit;
|
|
end;
|
|
|
|
for l := FProcs.Count - 1 downto 0 do
|
|
begin
|
|
x := FProcs.Data^[l];
|
|
if x.ClassType = TPSInternalProcedure then
|
|
begin
|
|
if (TPSInternalProcedure(x).NameHash = h) and
|
|
(TPSInternalProcedure(x).Name = Name) then
|
|
begin
|
|
Result := l;
|
|
exit;
|
|
end;
|
|
end
|
|
else
|
|
begin
|
|
if (TPSExternalProcedure(x).RegProc.NameHash = h) and
|
|
(TPSExternalProcedure(x).RegProc.Name = Name)then
|
|
begin
|
|
Result := l;
|
|
exit;
|
|
end;
|
|
end;
|
|
end;
|
|
for l := FRegProcs.Count - 1 downto 0 do
|
|
begin
|
|
xr := FRegProcs[l];
|
|
if (xr.NameHash = h) and (xr.Name = Name) then
|
|
begin
|
|
x := TPSExternalProcedure.Create;
|
|
TPSExternalProcedure(x).RegProc := xr;
|
|
FProcs.Add(x);
|
|
Result := FProcs.Count - 1;
|
|
exit;
|
|
end;
|
|
end;
|
|
Result := InvalidVal;
|
|
end; {findfunc}
|
|
|
|
function TPSPascalCompiler.UseExternalProc(const Name: tbtString): TPSParametersDecl;
|
|
var
|
|
ProcNo: cardinal;
|
|
proc: TPSProcedure;
|
|
begin
|
|
ProcNo := FindProc(FastUppercase(Name));
|
|
if ProcNo = InvalidVal then Result := nil
|
|
else
|
|
begin
|
|
proc := TPSProcedure(FProcs[ProcNo]);
|
|
if Proc is TPSExternalProcedure then
|
|
begin
|
|
Result := TPSExternalProcedure(Proc).RegProc.Decl;
|
|
end else result := nil;
|
|
end;
|
|
end;
|
|
|
|
|
|
|
|
function TPSPascalCompiler.FindBaseType(BaseType: TPSBaseType): TPSType;
|
|
var
|
|
l: Longint;
|
|
x: TPSType;
|
|
begin
|
|
for l := 0 to FTypes.Count -1 do
|
|
begin
|
|
X := FTypes[l];
|
|
if (x.BaseType = BaseType) and (x.ClassType = TPSType) then
|
|
begin
|
|
Result := at2ut(x);
|
|
exit;
|
|
end;
|
|
end;
|
|
X := TPSType.Create;
|
|
x.Name := '';
|
|
x.BaseType := BaseType;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
x.DeclareUnit:=fModule;
|
|
{$ENDIF}
|
|
x.DeclarePos := InvalidVal;
|
|
x.DeclareCol := 0;
|
|
x.DeclareRow := 0;
|
|
FTypes.Add(x);
|
|
Result := at2ut(x);
|
|
end;
|
|
|
|
function TPSPascalCompiler.MakeDecl(decl: TPSParametersDecl): tbtString;
|
|
var
|
|
i: Longint;
|
|
begin
|
|
if Decl.Result = nil then result := '0' else
|
|
result := Decl.Result.Name;
|
|
|
|
for i := 0 to decl.ParamCount -1 do
|
|
begin
|
|
if decl.GetParam(i).Mode = pmIn then
|
|
Result := Result + ' @'
|
|
else
|
|
Result := Result + ' !';
|
|
Result := Result + decl.GetParam(i).aType.Name;
|
|
end;
|
|
end;
|
|
|
|
|
|
{ TPSPascalCompiler }
|
|
|
|
const
|
|
BtTypeCopy = 255;
|
|
|
|
|
|
type
|
|
TFuncType = (ftProc, ftFunc);
|
|
|
|
function PS_mi2s(i: Cardinal): tbtString;
|
|
begin
|
|
SetLength(Result, 4);
|
|
Cardinal((@Result[1])^) := i;
|
|
end;
|
|
|
|
|
|
|
|
|
|
function TPSPascalCompiler.AddType(const Name: tbtString; const BaseType: TPSBaseType): TPSType;
|
|
begin
|
|
if FProcs = nil then
|
|
begin
|
|
raise EPSCompilerException.Create(RPS_OnUseEventOnly);
|
|
end;
|
|
|
|
case BaseType of
|
|
btProcPtr: Result := TPSProceduralType.Create;
|
|
BtTypeCopy: Result := TPSTypeLink.Create;
|
|
btRecord: Result := TPSRecordType.Create;
|
|
btArray: Result := TPSArrayType.Create;
|
|
btStaticArray: Result := TPSStaticArrayType.Create;
|
|
btEnum: Result := TPSEnumType.Create;
|
|
btClass: Result := TPSClassType.Create;
|
|
btExtClass: REsult := TPSUndefinedClassType.Create;
|
|
btNotificationVariant, btVariant: Result := TPSVariantType.Create;
|
|
{$IFNDEF PS_NOINTERFACES}
|
|
btInterface: Result := TPSInterfaceType.Create;
|
|
{$ENDIF}
|
|
else
|
|
Result := TPSType.Create;
|
|
end;
|
|
Result.Name := FastUppercase(Name);
|
|
Result.OriginalName := Name;
|
|
Result.BaseType := BaseType;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
Result.DeclareUnit:=fModule;
|
|
{$ENDIF}
|
|
Result.DeclarePos := InvalidVal;
|
|
Result.DeclareCol := 0;
|
|
Result.DeclareRow := 0;
|
|
FTypes.Add(Result);
|
|
end;
|
|
|
|
|
|
function TPSPascalCompiler.AddFunction(const Header: tbtString): TPSRegProc;
|
|
var
|
|
Parser: TPSPascalParser;
|
|
i: Integer;
|
|
IsFunction: Boolean;
|
|
VNames, Name: tbtString;
|
|
Decl: TPSParametersDecl;
|
|
modifier: TPSParameterMode;
|
|
VCType: TPSType;
|
|
x: TPSRegProc;
|
|
begin
|
|
if FProcs = nil then
|
|
raise EPSCompilerException.Create(RPS_OnUseEventOnly);
|
|
|
|
Parser := TPSPascalParser.Create;
|
|
Parser.SetText(Header);
|
|
Decl := TPSParametersDecl.Create;
|
|
x := nil;
|
|
try
|
|
if Parser.CurrTokenId = CSTII_Function then
|
|
IsFunction := True
|
|
else if Parser.CurrTokenId = CSTII_Procedure then
|
|
IsFunction := False
|
|
else
|
|
Raise EPSCompilerException.CreateFmt(RPS_UnableToRegisterFunction, ['']);
|
|
Parser.Next;
|
|
if Parser.CurrTokenId <> CSTI_Identifier then
|
|
Raise EPSCompilerException.CreateFmt(RPS_UnableToRegisterFunction, ['']);
|
|
Name := Parser.OriginalToken;
|
|
Parser.Next;
|
|
if Parser.CurrTokenId = CSTI_OpenRound then
|
|
begin
|
|
Parser.Next;
|
|
if Parser.CurrTokenId <> CSTI_CloseRound then
|
|
begin
|
|
while True do
|
|
begin
|
|
if Parser.CurrTokenId = CSTII_Out then
|
|
begin
|
|
Modifier := pmOut;
|
|
Parser.Next;
|
|
end else
|
|
if Parser.CurrTokenId = CSTII_Const then
|
|
begin
|
|
Modifier := pmIn;
|
|
Parser.Next;
|
|
end else
|
|
if Parser.CurrTokenId = CSTII_Var then
|
|
begin
|
|
modifier := pmInOut;
|
|
Parser.Next;
|
|
end
|
|
else
|
|
modifier := pmIn;
|
|
if Parser.CurrTokenId <> CSTI_Identifier then
|
|
raise EPSCompilerException.CreateFmt(RPS_UnableToRegisterFunction, [Name]);
|
|
VNames := Parser.OriginalToken + '|';
|
|
Parser.Next;
|
|
while Parser.CurrTokenId = CSTI_Comma do
|
|
begin
|
|
Parser.Next;
|
|
if Parser.CurrTokenId <> CSTI_Identifier then
|
|
Raise EPSCompilerException.CreateFmt(RPS_UnableToRegisterFunction, [Name]);
|
|
VNames := VNames + Parser.OriginalToken + '|';
|
|
Parser.Next;
|
|
end;
|
|
if Parser.CurrTokenId <> CSTI_Colon then
|
|
begin
|
|
Parser.Free;
|
|
Raise EPSCompilerException.CreateFmt(RPS_UnableToRegisterFunction, [Name]);
|
|
end;
|
|
Parser.Next;
|
|
VCType := FindType(Parser.GetToken);
|
|
if VCType = nil then
|
|
Raise EPSCompilerException.CreateFmt(RPS_UnableToRegisterFunction, [Name]);
|
|
while Pos(tbtchar('|'), VNames) > 0 do
|
|
begin
|
|
with Decl.AddParam do
|
|
begin
|
|
Mode := modifier;
|
|
OrgName := copy(VNames, 1, Pos(tbtchar('|'), VNames) - 1);
|
|
aType := VCType;
|
|
end;
|
|
Delete(VNames, 1, Pos(tbtchar('|'), VNames));
|
|
end;
|
|
Parser.Next;
|
|
if Parser.CurrTokenId = CSTI_CloseRound then
|
|
break;
|
|
if Parser.CurrTokenId <> CSTI_Semicolon then
|
|
Raise EPSCompilerException.CreateFmt(RPS_UnableToRegisterFunction, [Name]);
|
|
Parser.Next;
|
|
end; {while}
|
|
end; {if}
|
|
Parser.Next;
|
|
end; {if}
|
|
if IsFunction then
|
|
begin
|
|
if Parser.CurrTokenId <> CSTI_Colon then
|
|
Raise EPSCompilerException.CreateFmt(RPS_UnableToRegisterFunction, [Name]);
|
|
|
|
Parser.Next;
|
|
VCType := FindType(Parser.GetToken);
|
|
if VCType = nil then
|
|
Raise EPSCompilerException.CreateFmt(RPS_UnableToRegisterFunction, [Name]);
|
|
end
|
|
else
|
|
VCType := nil;
|
|
Decl.Result := VCType;
|
|
X := TPSRegProc.Create;
|
|
x.OrgName := Name;
|
|
x.Name := FastUpperCase(Name);
|
|
x.ExportName := True;
|
|
x.Decl.Assign(decl);
|
|
if Decl.Result = nil then
|
|
begin
|
|
x.ImportDecl := x.ImportDecl + #0;
|
|
end else
|
|
x.ImportDecl := x.ImportDecl + #1;
|
|
for i := 0 to Decl.ParamCount -1 do
|
|
begin
|
|
if Decl.Params[i].Mode <> pmIn then
|
|
x.ImportDecl := x.ImportDecl + #1
|
|
else
|
|
x.ImportDecl := x.ImportDecl + #0;
|
|
end;
|
|
|
|
FRegProcs.Add(x);
|
|
finally
|
|
Decl.Free;
|
|
Parser.Free;
|
|
end;
|
|
Result := x;
|
|
end;
|
|
|
|
function TPSPascalCompiler.MakeHint(const Module: tbtString; E: TPSPascalCompilerHintType; const Param: tbtString): TPSPascalCompilerMessage;
|
|
var
|
|
n: TPSPascalCompilerHint;
|
|
begin
|
|
N := TPSPascalCompilerHint.Create;
|
|
n.FHint := e;
|
|
n.SetParserPos(FParser);
|
|
n.FModuleName := Module;
|
|
n.FParam := Param;
|
|
FMessages.Add(n);
|
|
Result := n;
|
|
end;
|
|
|
|
function TPSPascalCompiler.MakeError(const Module: tbtString; E:
|
|
TPSPascalCompilerErrorType; const Param: tbtString): TPSPascalCompilerMessage;
|
|
var
|
|
n: TPSPascalCompilerError;
|
|
begin
|
|
N := TPSPascalCompilerError.Create;
|
|
n.FError := e;
|
|
n.SetParserPos(FParser);
|
|
{$IFNDEF PS_USESSUPPORT}
|
|
n.FModuleName := Module;
|
|
{$ELSE}
|
|
if Module <> '' then
|
|
n.FModuleName := Module
|
|
else
|
|
n.FModuleName := fModule;
|
|
{$ENDIF}
|
|
n.FParam := Param;
|
|
FMessages.Add(n);
|
|
Result := n;
|
|
end;
|
|
|
|
function TPSPascalCompiler.MakeWarning(const Module: tbtString; E:
|
|
TPSPascalCompilerWarningType; const Param: tbtString): TPSPascalCompilerMessage;
|
|
var
|
|
n: TPSPascalCompilerWarning;
|
|
begin
|
|
N := TPSPascalCompilerWarning.Create;
|
|
n.FWarning := e;
|
|
n.SetParserPos(FParser);
|
|
n.FModuleName := Module;
|
|
n.FParam := Param;
|
|
FMessages.Add(n);
|
|
Result := n;
|
|
end;
|
|
|
|
procedure TPSPascalCompiler.Clear;
|
|
var
|
|
l: Longint;
|
|
begin
|
|
FDebugOutput := '';
|
|
FOutput := '';
|
|
for l := 0 to FMessages.Count - 1 do
|
|
TPSPascalCompilerMessage(FMessages[l]).Free;
|
|
FMessages.Clear;
|
|
for L := FAutoFreeList.Count -1 downto 0 do
|
|
begin
|
|
TObject(FAutoFreeList[l]).Free;
|
|
end;
|
|
FAutoFreeList.Clear;
|
|
end;
|
|
|
|
procedure CopyVariantContents(Src, Dest: PIfRVariant);
|
|
begin
|
|
case src.FType.BaseType of
|
|
btu8, bts8: dest^.tu8 := src^.tu8;
|
|
btu16, bts16: dest^.tu16 := src^.tu16;
|
|
btenum, btu32, bts32: dest^.tu32 := src^.tu32;
|
|
btsingle: Dest^.tsingle := src^.tsingle;
|
|
btdouble: Dest^.tdouble := src^.tdouble;
|
|
btextended: Dest^.textended := src^.textended;
|
|
btCurrency: Dest^.tcurrency := Src^.tcurrency;
|
|
btchar: Dest^.tchar := src^.tchar;
|
|
{$IFNDEF PS_NOINT64}bts64: dest^.ts64 := src^.ts64;{$ENDIF}
|
|
btset, btstring: tbtstring(dest^.tstring) := tbtstring(src^.tstring);
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
btunicodestring: tbtunicodestring(dest^.tunistring) := tbtunicodestring(src^.tunistring);
|
|
btwidestring: tbtwidestring(dest^.twidestring) := tbtwidestring(src^.twidestring);
|
|
btwidechar: Dest^.tchar := src^.tchar;
|
|
{$ENDIF}
|
|
end;
|
|
end;
|
|
|
|
function DuplicateVariant(Src: PIfRVariant): PIfRVariant;
|
|
begin
|
|
New(Result);
|
|
FillChar(Result^, SizeOf(TIfRVariant), 0);
|
|
CopyVariantContents(Src, Result);
|
|
end;
|
|
|
|
|
|
procedure InitializeVariant(Vari: PIfRVariant; FType: TPSType);
|
|
begin
|
|
FillChar(vari^, SizeOf(TIfRVariant), 0);
|
|
if FType.BaseType = btSet then
|
|
begin
|
|
SetLength(tbtstring(vari^.tstring), TPSSetType(FType).ByteSize);
|
|
fillchar(tbtstring(vari^.tstring)[1], length(tbtstring(vari^.tstring)), 0);
|
|
end;
|
|
vari^.FType := FType;
|
|
end;
|
|
|
|
function NewVariant(FType: TPSType): PIfRVariant;
|
|
begin
|
|
New(Result);
|
|
InitializeVariant(Result, FType);
|
|
end;
|
|
|
|
procedure FinalizeA(var s: tbtString); overload; begin s := ''; end;
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
procedure FinalizeW(var s: tbtwidestring); overload; begin s := ''; end;
|
|
procedure FinalizeU(var s: tbtunicodestring); overload; begin s := ''; end;
|
|
{$ENDIF}
|
|
procedure FinalizeVariant(var p: TIfRVariant);
|
|
begin
|
|
if (p.FType.BaseType = btString) or (p.FType.basetype = btSet) then
|
|
finalizeA(tbtstring(p.tstring))
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
else if p.FType.BaseType = btWideString then
|
|
finalizeW(tbtWideString(p.twidestring)) // tbtwidestring
|
|
else if p.FType.BaseType = btUnicodeString then
|
|
finalizeU(tbtUnicodeString(p.tunistring)); // tbtwidestring
|
|
{$ENDIF}
|
|
end;
|
|
|
|
procedure DisposeVariant(p: PIfRVariant);
|
|
begin
|
|
if p <> nil then
|
|
begin
|
|
FinalizeVariant(p^);
|
|
Dispose(p);
|
|
end;
|
|
end;
|
|
|
|
|
|
|
|
function TPSPascalCompiler.GetTypeCopyLink(p: TPSType): TPSType;
|
|
begin
|
|
if p = nil then
|
|
Result := nil
|
|
else
|
|
if p.BaseType = BtTypeCopy then
|
|
begin
|
|
Result := TPSTypeLink(p).LinkTypeNo;
|
|
end else Result := p;
|
|
end;
|
|
|
|
function IsIntType(b: TPSBaseType): Boolean;
|
|
begin
|
|
case b of
|
|
btU8, btS8, btU16, btS16, btU32, btS32{$IFNDEF PS_NOINT64}, btS64{$ENDIF}: Result := True;
|
|
else
|
|
Result := False;
|
|
end;
|
|
end;
|
|
|
|
function IsRealType(b: TPSBaseType): Boolean;
|
|
begin
|
|
case b of
|
|
btSingle, btDouble, btCurrency, btExtended: Result := True;
|
|
else
|
|
Result := False;
|
|
end;
|
|
end;
|
|
|
|
function IsIntRealType(b: TPSBaseType): Boolean;
|
|
begin
|
|
case b of
|
|
btSingle, btDouble, btCurrency, btExtended, btU8, btS8, btU16, btS16, btU32, btS32{$IFNDEF PS_NOINT64}, btS64{$ENDIF}:
|
|
Result := True;
|
|
else
|
|
Result := False;
|
|
end;
|
|
|
|
end;
|
|
|
|
function DiffRec(p1, p2: TPSSubItem): Boolean;
|
|
begin
|
|
if p1.ClassType = p2.ClassType then
|
|
begin
|
|
if P1.ClassType = TPSSubNumber then
|
|
Result := TPSSubNumber(p1).SubNo <> TPSSubNumber(p2).SubNo
|
|
else if P1.ClassType = TPSSubValue then
|
|
Result := TPSSubValue(p1).SubNo <> TPSSubValue(p2).SubNo
|
|
else
|
|
Result := False;
|
|
end else Result := True;
|
|
end;
|
|
|
|
function SameReg(x1, x2: TPSValue): Boolean;
|
|
var
|
|
I: Longint;
|
|
begin
|
|
if (x1.ClassType = x2.ClassType) and (X1 is TPSValueVar) then
|
|
begin
|
|
if
|
|
((x1.ClassType = TPSValueGlobalVar) and (TPSValueGlobalVar(x1).GlobalVarNo = TPSValueGlobalVar(x2).GlobalVarNo)) or
|
|
((x1.ClassType = TPSValueLocalVar) and (TPSValueLocalVar(x1).LocalVarNo = TPSValueLocalVar(x2).LocalVarNo)) or
|
|
((x1.ClassType = TPSValueParamVar) and (TPSValueParamVar(x1).ParamNo = TPSValueParamVar(x2).ParamNo)) or
|
|
((x1.ClassType = TPSValueAllocatedStackVar) and (TPSValueAllocatedStackVar(x1).LocalVarNo = TPSValueAllocatedStackVar(x2).LocalVarNo)) then
|
|
begin
|
|
if TPSValueVar(x1).GetRecCount <> TPSValueVar(x2).GetRecCount then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
for i := 0 to TPSValueVar(x1).GetRecCount -1 do
|
|
begin
|
|
if DiffRec(TPSValueVar(x1).RecItem[i], TPSValueVar(x2).RecItem[i]) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
Result := True;
|
|
end else Result := False;
|
|
end
|
|
else
|
|
Result := False;
|
|
end;
|
|
|
|
function GetUInt(Src: PIfRVariant; var s: Boolean): Cardinal;
|
|
begin
|
|
case Src.FType.BaseType of
|
|
btU8: Result := Src^.tu8;
|
|
btS8: Result := Src^.ts8;
|
|
btU16: Result := Src^.tu16;
|
|
btS16: Result := Src^.ts16;
|
|
btU32: Result := Src^.tu32;
|
|
btS32: Result := Src^.ts32;
|
|
{$IFNDEF PS_NOINT64}
|
|
bts64: Result := src^.ts64;
|
|
{$ENDIF}
|
|
btChar: Result := ord(Src^.tchar);
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
btWideChar: Result := ord(tbtwidechar(src^.twidechar));
|
|
{$ENDIF}
|
|
btEnum: Result := src^.tu32;
|
|
else
|
|
begin
|
|
s := False;
|
|
Result := 0;
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
function GetInt(Src: PIfRVariant; var s: Boolean): Longint;
|
|
begin
|
|
case Src.FType.BaseType of
|
|
btU8: Result := Src^.tu8;
|
|
btS8: Result := Src^.ts8;
|
|
btU16: Result := Src^.tu16;
|
|
btS16: Result := Src^.ts16;
|
|
btU32: Result := Src^.tu32;
|
|
btS32: Result := Src^.ts32;
|
|
{$IFNDEF PS_NOINT64}
|
|
bts64: Result := src^.ts64;
|
|
{$ENDIF}
|
|
btChar: Result := ord(Src^.tchar);
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
btWideChar: Result := ord(tbtwidechar(src^.twidechar));
|
|
{$ENDIF}
|
|
btEnum: Result := src^.tu32;
|
|
else
|
|
begin
|
|
s := False;
|
|
Result := 0;
|
|
end;
|
|
end;
|
|
end;
|
|
{$IFNDEF PS_NOINT64}
|
|
function GetInt64(Src: PIfRVariant; var s: Boolean): Int64;
|
|
begin
|
|
case Src.FType.BaseType of
|
|
btU8: Result := Src^.tu8;
|
|
btS8: Result := Src^.ts8;
|
|
btU16: Result := Src^.tu16;
|
|
btS16: Result := Src^.ts16;
|
|
btU32: Result := Src^.tu32;
|
|
btS32: Result := Src^.ts32;
|
|
bts64: Result := src^.ts64;
|
|
btChar: Result := ord(Src^.tchar);
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
btWideChar: Result := ord(tbtwidechar(src^.twidechar));
|
|
{$ENDIF}
|
|
btEnum: Result := src^.tu32;
|
|
else
|
|
begin
|
|
s := False;
|
|
Result := 0;
|
|
end;
|
|
end;
|
|
end;
|
|
{$ENDIF}
|
|
|
|
function GetReal(Src: PIfRVariant; var s: Boolean): Extended;
|
|
begin
|
|
case Src.FType.BaseType of
|
|
btU8: Result := Src^.tu8;
|
|
btS8: Result := Src^.ts8;
|
|
btU16: Result := Src^.tu16;
|
|
btS16: Result := Src^.ts16;
|
|
btU32: Result := Src^.tu32;
|
|
btS32: Result := Src^.ts32;
|
|
{$IFNDEF PS_NOINT64}
|
|
bts64: Result := src^.ts64;
|
|
{$ENDIF}
|
|
btChar: Result := ord(Src^.tchar);
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
btWideChar: Result := ord(tbtwidechar(src^.twidechar));
|
|
{$ENDIF}
|
|
btSingle: Result := Src^.tsingle;
|
|
btDouble: Result := Src^.tdouble;
|
|
btCurrency: Result := SRc^.tcurrency;
|
|
btExtended: Result := Src^.textended;
|
|
else
|
|
begin
|
|
s := False;
|
|
Result := 0;
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
function GetString(Src: PIfRVariant; var s: Boolean): tbtString;
|
|
begin
|
|
case Src.FType.BaseType of
|
|
btChar: Result := Src^.tchar;
|
|
btString: Result := tbtstring(src^.tstring);
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
btWideChar: Result := tbtstring(src^.twidechar);
|
|
btWideString: Result := tbtstring(tbtWideString(src^.twidestring));
|
|
btUnicodeString: Result := tbtstring(tbtUnicodeString(src^.tunistring));
|
|
{$ENDIF}
|
|
else
|
|
begin
|
|
s := False;
|
|
Result := '';
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
function TPSPascalCompiler.GetWideString(Src: PIfRVariant; var s: Boolean): tbtwidestring;
|
|
begin
|
|
case Src.FType.BaseType of
|
|
btChar: Result := tbtWidestring(Src^.tchar);
|
|
btString: Result := tbtWidestring(tbtstring(src^.tstring));
|
|
btWideChar: Result := src^.twidechar;
|
|
btWideString: Result := tbtWideString(src^.twidestring);
|
|
btUnicodeString: result := tbtUnicodeString(src^.tunistring);
|
|
else
|
|
begin
|
|
s := False;
|
|
Result := '';
|
|
end;
|
|
end;
|
|
end;
|
|
function TPSPascalCompiler.GetUnicodeString(Src: PIfRVariant; var s: Boolean): tbtunicodestring;
|
|
begin
|
|
case Src.FType.BaseType of
|
|
btChar: Result := tbtWidestring(Src^.tchar);
|
|
btString: Result := tbtWidestring(tbtstring(src^.tstring));
|
|
btWideChar: Result := src^.twidechar;
|
|
btWideString: Result := tbtWideString(src^.twidestring);
|
|
btUnicodeString: result := tbtUnicodeString(src^.tunistring);
|
|
else
|
|
begin
|
|
s := False;
|
|
Result := '';
|
|
end;
|
|
end;
|
|
end;
|
|
{$ENDIF}
|
|
|
|
function ab(b: Longint): Longint;
|
|
begin
|
|
ab := Longint(b = 0);
|
|
end;
|
|
|
|
procedure Set_Union(Dest, Src: PByteArray; ByteSize: Integer);
|
|
var
|
|
i: Longint;
|
|
begin
|
|
for i := ByteSize -1 downto 0 do
|
|
Dest^[i] := Dest^[i] or Src^[i];
|
|
end;
|
|
|
|
procedure Set_Diff(Dest, Src: PByteArray; ByteSize: Integer);
|
|
var
|
|
i: Longint;
|
|
begin
|
|
for i := ByteSize -1 downto 0 do
|
|
Dest^[i] := Dest^[i] and not Src^[i];
|
|
end;
|
|
|
|
procedure Set_Intersect(Dest, Src: PByteArray; ByteSize: Integer);
|
|
var
|
|
i: Longint;
|
|
begin
|
|
for i := ByteSize -1 downto 0 do
|
|
Dest^[i] := Dest^[i] and Src^[i];
|
|
end;
|
|
|
|
procedure Set_Subset(Dest, Src: PByteArray; ByteSize: Integer; var Val: Boolean);
|
|
var
|
|
i: Integer;
|
|
begin
|
|
for i := ByteSize -1 downto 0 do
|
|
begin
|
|
if not (Src^[i] and Dest^[i] = Dest^[i]) then
|
|
begin
|
|
Val := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
Val := True;
|
|
end;
|
|
|
|
procedure Set_Equal(Dest, Src: PByteArray; ByteSize: Integer; var Val: Boolean);
|
|
var
|
|
i: Longint;
|
|
begin
|
|
for i := ByteSize -1 downto 0 do
|
|
begin
|
|
if Dest^[i] <> Src^[i] then
|
|
begin
|
|
Val := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
val := True;
|
|
end;
|
|
|
|
procedure Set_membership(Item: Longint; Src: PByteArray; var Val: Boolean);
|
|
begin
|
|
Val := (Src^[Item shr 3] and (1 shl (Item and 7))) <> 0;
|
|
end;
|
|
|
|
procedure Set_MakeMember(Item: Longint; Src: PByteArray);
|
|
begin
|
|
Src^[Item shr 3] := Src^[Item shr 3] or (1 shl (Item and 7));
|
|
end;
|
|
|
|
procedure ConvertToBoolean(SE: TPSPascalCompiler; FUseUsedTypes: Boolean; var1: PIFRVariant; b: Boolean);
|
|
begin
|
|
FinalizeVariant(var1^);
|
|
if FUseUsedTypes then
|
|
Var1^.FType := se.at2ut(se.FDefaultBoolType)
|
|
else
|
|
Var1^.FType := Se.FDefaultBoolType;
|
|
var1^.tu32 := Ord(b);
|
|
end;
|
|
|
|
procedure ConvertToString(SE: TPSPascalCompiler; FUseUsedTypes: Boolean; var1: PIFRVariant; const s: tbtString);
|
|
var
|
|
atype: TPSType;
|
|
begin
|
|
FinalizeVariant(var1^);
|
|
atype := se.FindBaseType(btString);
|
|
if FUseUsedTypes then
|
|
InitializeVariant(var1, se.at2ut(atype))
|
|
else
|
|
InitializeVariant(var1, atype);
|
|
tbtstring(var1^.tstring) := s;
|
|
end;
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
procedure ConvertToUnicodeString(SE: TPSPascalCompiler; FUseUsedTypes: Boolean; var1: PIFRVariant; const s: tbtunicodestring);
|
|
var
|
|
atype: TPSType;
|
|
begin
|
|
FinalizeVariant(var1^);
|
|
atype := se.FindBaseType(btUnicodeString);
|
|
if FUseUsedTypes then
|
|
InitializeVariant(var1, se.at2ut(atype))
|
|
else
|
|
InitializeVariant(var1, atype);
|
|
tbtunicodestring(var1^.tunistring) := s;
|
|
end;
|
|
{$ENDIF}
|
|
procedure ConvertToFloat(SE: TPSPascalCompiler; FUseUsedTypes: Boolean; var1: PIfRVariant; NewType: TPSType);
|
|
var
|
|
vartemp: PIfRVariant;
|
|
b: Boolean;
|
|
begin
|
|
New(vartemp);
|
|
b := false;
|
|
if FUseUsedTypes then
|
|
NewType := se.at2ut(NewType);
|
|
InitializeVariant(vartemp, var1.FType);
|
|
CopyVariantContents(var1, vartemp);
|
|
FinalizeVariant(var1^);
|
|
InitializeVariant(var1, newtype);
|
|
case var1.ftype.basetype of
|
|
btSingle:
|
|
begin
|
|
if (vartemp.ftype.BaseType = btu8) or (vartemp.ftype.BaseType = btu16) or (vartemp.ftype.BaseType = btu32) then
|
|
var1^.tsingle := GetUInt(vartemp, b)
|
|
else
|
|
var1^.tsingle := GetInt(vartemp, b)
|
|
end;
|
|
btDouble:
|
|
begin
|
|
if (vartemp.ftype.BaseType = btu8) or (vartemp.ftype.BaseType = btu16) or (vartemp.ftype.BaseType = btu32) then
|
|
var1^.tdouble := GetUInt(vartemp, b)
|
|
else
|
|
var1^.tdouble := GetInt(vartemp, b)
|
|
end;
|
|
btExtended:
|
|
begin
|
|
if (vartemp.ftype.BaseType = btu8) or (vartemp.ftype.BaseType = btu16) or (vartemp.ftype.BaseType = btu32) then
|
|
var1^.textended:= GetUInt(vartemp, b)
|
|
else
|
|
var1^.textended:= GetInt(vartemp, b)
|
|
end;
|
|
btCurrency:
|
|
begin
|
|
if (vartemp.ftype.BaseType = btu8) or (vartemp.ftype.BaseType = btu16) or (vartemp.ftype.BaseType = btu32) then
|
|
var1^.tcurrency:= GetUInt(vartemp, b)
|
|
else
|
|
var1^.tcurrency:= GetInt(vartemp, b)
|
|
end;
|
|
end;
|
|
DisposeVariant(vartemp);
|
|
end;
|
|
|
|
|
|
function TPSPascalCompiler.IsCompatibleType(p1, p2: TPSType; Cast: Boolean): Boolean;
|
|
begin
|
|
if
|
|
((p1.BaseType = btProcPtr) and (p2 = p1)) or
|
|
(p1.BaseType = btPointer) or
|
|
(p2.BaseType = btPointer) or
|
|
((p1.BaseType = btNotificationVariant) or (p1.BaseType = btVariant)) or
|
|
((p2.BaseType = btNotificationVariant) or (p2.BaseType = btVariant)) or
|
|
(IsIntType(p1.BaseType) and IsIntType(p2.BaseType)) or
|
|
(IsRealType(p1.BaseType) and IsIntRealType(p2.BaseType)) or
|
|
(((p1.basetype = btPchar) or (p1.BaseType = btString)) and ((p2.BaseType = btString) or (p2.BaseType = btPchar))) or
|
|
(((p1.basetype = btPchar) or (p1.BaseType = btString)) and (p2.BaseType = btChar)) or
|
|
(((p1.BaseType = btArray) or (p1.BaseType = btStaticArray)) and (
|
|
(p2.BaseType = btArray) or (p2.BaseType = btStaticArray)) and IsCompatibleType(TPSArrayType(p1).ArrayTypeNo, TPSArrayType(p2).ArrayTypeNo, False)) or
|
|
((p1.BaseType = btChar) and (p2.BaseType = btChar)) or
|
|
((p1.BaseType = btSet) and (p2.BaseType = btSet)) or
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
((p1.BaseType = btWideChar) and (p2.BaseType = btChar)) or
|
|
((p1.BaseType = btWideChar) and (p2.BaseType = btWideChar)) or
|
|
((p1.BaseType = btWidestring) and (p2.BaseType = btChar)) or
|
|
((p1.BaseType = btWidestring) and (p2.BaseType = btWideChar)) or
|
|
((p1.BaseType = btWidestring) and ((p2.BaseType = btString) or (p2.BaseType = btPchar) or (p2.BaseType = btUnicodeString))) or
|
|
((p1.BaseType = btWidestring) and ((p2.BaseType = btWidestring))) or
|
|
((p1.BaseType = btUnicodeString) and (p2.BaseType = btChar)) or
|
|
((p1.BaseType = btUnicodeString) and (p2.BaseType = btWideChar)) or
|
|
((p1.BaseType = btUnicodeString) and ((p2.BaseType = btString) or (p2.BaseType = btPchar) or (p2.BaseType = btUnicodeString))) or
|
|
((p1.BaseType = btUnicodeString) and (p2.BaseType = btWidestring)) or
|
|
(((p1.basetype = btPchar) or (p1.BaseType = btString)) and (p2.BaseType = btWideString)or (p2.BaseType = btUnicodeString)) or
|
|
(((p1.basetype = btPchar) or (p1.BaseType = btString)) and (p2.BaseType = btWidechar)) or
|
|
(((p1.basetype = btPchar) or (p1.BaseType = btString)) and (p2.BaseType = btchar)) or
|
|
{$ENDIF}
|
|
((p1.BaseType = btRecord) and (p2.BaseType = btrecord) and (not IsVarInCompatible(p1, p2))) or
|
|
((p1.BaseType = btEnum) and (p2.BaseType = btEnum)) or
|
|
(Cast and IsIntType(P1.BaseType) and (p2.baseType = btEnum)) or
|
|
(Cast and (p1.baseType = btEnum) and IsIntType(P2.BaseType))
|
|
then
|
|
Result := True
|
|
// nx change start - allow casting class -> integer and vice versa
|
|
else if p1.BaseType = btclass then
|
|
Result := TPSClassType(p1).cl.IsCompatibleWith(p2) or (p2.BaseType in [btU32, btS32])
|
|
else if (p1.BaseType in [btU32, btS32]) then
|
|
Result := (p2.BaseType = btClass)
|
|
// nx change end
|
|
{$IFNDEF PS_NOINTERFACES}
|
|
else if p1.BaseType = btInterface then
|
|
Result := TPSInterfaceType(p1).Intf.IsCompatibleWith(p2)
|
|
{$ENDIF}
|
|
else if ((p1.BaseType = btExtClass) and (p2.BaseType = btExtClass)) then
|
|
begin
|
|
Result := TPSUndefinedClassType(p1).ExtClass.IsCompatibleWith(TPSUndefinedClassType(p2).ExtClass);
|
|
end
|
|
else
|
|
Result := False;
|
|
end;
|
|
|
|
|
|
function TPSPascalCompiler.PreCalc(FUseUsedTypes: Boolean; Var1Mod: Byte; var1: PIFRVariant; Var2Mod: Byte; Var2: PIfRVariant; Cmd: TPSBinOperatorType; Pos, Row, Col: Cardinal): Boolean;
|
|
{ var1=dest, var2=src }
|
|
var
|
|
b: Boolean;
|
|
|
|
begin
|
|
Result := True;
|
|
try
|
|
if (IsRealType(var2.FType.BaseType) and IsIntType(var1.FType.BaseType)) then
|
|
ConvertToFloat(Self, FUseUsedTypes, var1, var2^.FType);
|
|
case Cmd of
|
|
otAdd:
|
|
begin { + }
|
|
case var1.FType.BaseType of
|
|
btU8: var1^.tu8 := var1^.tu8 + GetUint(Var2, Result);
|
|
btS8: var1^.ts8 := var1^.ts8 + GetInt(Var2, Result);
|
|
btU16: var1^.tu16 := var1^.tu16 + GetUint(Var2, Result);
|
|
btS16: var1^.ts16 := var1^.ts16 + Getint(Var2, Result);
|
|
btEnum, btU32: var1^.tu32 := var1^.tu32 + GetUint(Var2, Result);
|
|
btS32: var1^.ts32 := var1^.ts32 + Getint(Var2, Result);
|
|
{$IFNDEF PS_NOINT64}btS64: var1^.ts64 := var1^.ts64 + GetInt64(Var2, Result); {$ENDIF}
|
|
btSingle: var1^.tsingle := var1^.tsingle + GetReal( Var2, Result);
|
|
btDouble: var1^.tdouble := var1^.tdouble + GetReal( Var2, Result);
|
|
btExtended: var1^.textended := var1^.textended + GetReal( Var2, Result);
|
|
btCurrency: var1^.tcurrency := var1^.tcurrency + GetReal( Var2, Result);
|
|
btSet:
|
|
begin
|
|
if (var1.FType = var2.FType) then
|
|
begin
|
|
Set_Union(var1.tstring, var2.tstring, TPSSetType(var1.FType).ByteSize);
|
|
end else Result := False;
|
|
end;
|
|
btChar:
|
|
begin
|
|
ConvertToString(Self, FUseUsedTypes, var1, getstring(Var1, b)+getstring(Var2, b));
|
|
end;
|
|
btString: tbtstring(var1^.tstring) := tbtstring(var1^.tstring) + GetString(Var2, Result);
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
btwideString: tbtwidestring(var1^.twidestring) := tbtwidestring(var1^.twidestring) + GetWideString(Var2, Result);
|
|
btUnicodeString: tbtunicodestring(var1^.tunistring) := tbtunicodestring(var1^.tunistring) + GetUnicodeString(Var2, Result);
|
|
btWidechar:
|
|
begin
|
|
ConvertToUnicodeString(Self, FUseUsedTypes, var1, GetUnicodeString(Var1, b)+GetUnicodeString(Var2, b));
|
|
end;
|
|
{$ENDIF}
|
|
else Result := False;
|
|
end;
|
|
end;
|
|
otSub:
|
|
begin { - }
|
|
case Var1.FType.BaseType of
|
|
btU8: var1^.tu8 := var1^.tu8 - GetUint(Var2, Result);
|
|
btS8: var1^.ts8 := var1^.ts8 - Getint(Var2, Result);
|
|
btU16: var1^.tu16 := var1^.tu16 - GetUint(Var2, Result);
|
|
btS16: var1^.ts16 := var1^.ts16 - Getint(Var2, Result);
|
|
btEnum, btU32: var1^.tu32 := var1^.tu32 - GetUint(Var2, Result);
|
|
btS32: var1^.ts32 := var1^.ts32 - Getint(Var2, Result);
|
|
{$IFNDEF PS_NOINT64}btS64: var1^.ts64 := var1^.ts64 - GetInt64(Var2, Result); {$ENDIF}
|
|
btSingle: var1^.tsingle := var1^.tsingle - GetReal( Var2, Result);
|
|
btDouble: var1^.tdouble := var1^.tdouble - GetReal(Var2, Result);
|
|
btExtended: var1^.textended := var1^.textended - GetReal(Var2, Result);
|
|
btCurrency: var1^.tcurrency := var1^.tcurrency - GetReal( Var2, Result);
|
|
btSet:
|
|
begin
|
|
if (var1.FType = var2.FType) then
|
|
begin
|
|
Set_Diff(var1.tstring, var2.tstring, TPSSetType(var1.FType).ByteSize);
|
|
end else Result := False;
|
|
end;
|
|
else Result := False;
|
|
end;
|
|
end;
|
|
otMul:
|
|
begin { * }
|
|
case Var1.FType.BaseType of
|
|
btU8: var1^.tu8 := var1^.tu8 * GetUint(Var2, Result);
|
|
btS8: var1^.ts8 := var1^.ts8 * Getint(Var2, Result);
|
|
btU16: var1^.tu16 := var1^.tu16 * GetUint(Var2, Result);
|
|
btS16: var1^.ts16 := var1^.ts16 * Getint(Var2, Result);
|
|
btU32: var1^.tu32 := var1^.tu32 * GetUint(Var2, Result);
|
|
btS32: var1^.ts32 := var1^.ts32 * Getint(Var2, Result);
|
|
{$IFNDEF PS_NOINT64}btS64: var1^.ts64 := var1^.ts64 * GetInt64(Var2, Result); {$ENDIF}
|
|
btSingle: var1^.tsingle := var1^.tsingle * GetReal(Var2, Result);
|
|
btDouble: var1^.tdouble := var1^.tdouble * GetReal(Var2, Result);
|
|
btExtended: var1^.textended := var1^.textended * GetReal( Var2, Result);
|
|
btCurrency: var1^.tcurrency := var1^.tcurrency * GetReal( Var2, Result);
|
|
btSet:
|
|
begin
|
|
if (var1.FType = var2.FType) then
|
|
begin
|
|
Set_Intersect(var1.tstring, var2.tstring, TPSSetType(var1.FType).ByteSize);
|
|
end else Result := False;
|
|
end;
|
|
else Result := False;
|
|
end;
|
|
end;
|
|
{$IFDEF PS_DELPHIDIV}
|
|
otDiv:
|
|
begin { / }
|
|
if IsIntType(var1.FType.BaseType) then
|
|
ConvertToFloat(self, FUseUsedTypes, var1, Self.FindType('EXTENDED'));
|
|
case Var1.FType.BaseType of
|
|
btSingle: var1^.tsingle := var1^.tsingle / GetReal( Var2, Result);
|
|
btDouble: var1^.tdouble := var1^.tdouble / GetReal( Var2, Result);
|
|
btExtended: var1^.textended := var1^.textended / GetReal( Var2, Result);
|
|
btCurrency: var1^.tcurrency := var1^.tcurrency / GetReal( Var2, Result);
|
|
else Result := False;
|
|
end;
|
|
end;
|
|
otIntDiv:
|
|
begin { / }
|
|
case Var1.FType.BaseType of
|
|
btU8: var1^.tu8 := var1^.tu8 div GetUint(Var2, Result);
|
|
btS8: var1^.ts8 := var1^.ts8 div Getint(Var2, Result);
|
|
btU16: var1^.tu16 := var1^.tu16 div GetUint(Var2, Result);
|
|
btS16: var1^.ts16 := var1^.ts16 div Getint(Var2, Result);
|
|
btU32: var1^.tu32 := var1^.tu32 div GetUint(Var2, Result);
|
|
btS32: var1^.ts32 := var1^.ts32 div Getint(Var2, Result);
|
|
{$IFNDEF PS_NOINT64}btS64: var1^.ts64 := var1^.ts64 div GetInt64(Var2, Result); {$ENDIF}
|
|
else Result := False;
|
|
end;
|
|
end;
|
|
{$ELSE}
|
|
otDiv, otIntDiv:
|
|
begin { / }
|
|
case Var1.FType.BaseType of
|
|
btU8: var1^.tu8 := var1^.tu8 div GetUint(Var2, Result);
|
|
btS8: var1^.ts8 := var1^.ts8 div Getint(Var2, Result);
|
|
btU16: var1^.tu16 := var1^.tu16 div GetUint(Var2, Result);
|
|
btS16: var1^.ts16 := var1^.ts16 div Getint(Var2, Result);
|
|
btU32: var1^.tu32 := var1^.tu32 div GetUint(Var2, Result);
|
|
btS32: var1^.ts32 := var1^.ts32 div Getint(Var2, Result);
|
|
{$IFNDEF PS_NOINT64}btS64: var1^.ts64 := var1^.ts64 div GetInt64(Var2, Result); {$ENDIF}
|
|
btSingle: var1^.tsingle := var1^.tsingle / GetReal( Var2, Result);
|
|
btDouble: var1^.tdouble := var1^.tdouble / GetReal( Var2, Result);
|
|
btExtended: var1^.textended := var1^.textended / GetReal( Var2, Result);
|
|
btCurrency: var1^.tcurrency := var1^.tcurrency / GetReal( Var2, Result);
|
|
else Result := False;
|
|
end;
|
|
end;
|
|
{$ENDIF}
|
|
otMod:
|
|
begin { MOD }
|
|
case Var1.FType.BaseType of
|
|
btU8: var1^.tu8 := var1^.tu8 mod GetUint(Var2, Result);
|
|
btS8: var1^.ts8 := var1^.ts8 mod Getint(Var2, Result);
|
|
btU16: var1^.tu16 := var1^.tu16 mod GetUint(Var2, Result);
|
|
btS16: var1^.ts16 := var1^.ts16 mod Getint(Var2, Result);
|
|
btU32: var1^.tu32 := var1^.tu32 mod GetUint(Var2, Result);
|
|
btS32: var1^.ts32 := var1^.ts32 mod Getint(Var2, Result);
|
|
{$IFNDEF PS_NOINT64}btS64: var1^.ts64 := var1^.ts64 mod GetInt64(Var2, Result); {$ENDIF}
|
|
else Result := False;
|
|
end;
|
|
end;
|
|
otshl:
|
|
begin { SHL }
|
|
case Var1.FType.BaseType of
|
|
btU8: var1^.tu8 := var1^.tu8 shl GetUint(Var2, Result);
|
|
btS8: var1^.ts8 := var1^.ts8 shl Getint(Var2, Result);
|
|
btU16: var1^.tu16 := var1^.tu16 shl GetUint(Var2, Result);
|
|
btS16: var1^.ts16 := var1^.ts16 shl Getint(Var2, Result);
|
|
btU32: var1^.tu32 := var1^.tu32 shl GetUint(Var2, Result);
|
|
btS32: var1^.ts32 := var1^.ts32 shl Getint(Var2, Result);
|
|
{$IFNDEF PS_NOINT64}btS64: var1^.ts64 := var1^.ts64 shl GetInt64(Var2, Result); {$ENDIF}
|
|
else Result := False;
|
|
end;
|
|
end;
|
|
otshr:
|
|
begin { SHR }
|
|
case Var1.FType.BaseType of
|
|
btU8: var1^.tu8 := var1^.tu8 shr GetUint(Var2, Result);
|
|
btS8: var1^.ts8 := var1^.ts8 shr Getint(Var2, Result);
|
|
btU16: var1^.tu16 := var1^.tu16 shr GetUint(Var2, Result);
|
|
btS16: var1^.ts16 := var1^.ts16 shr Getint(Var2, Result);
|
|
btU32: var1^.tu32 := var1^.tu32 shr GetUint(Var2, Result);
|
|
btS32: var1^.ts32 := var1^.ts32 shr Getint(Var2, Result);
|
|
{$IFNDEF PS_NOINT64}btS64: var1^.ts64 := var1^.ts64 shr GetInt64( Var2, Result); {$ENDIF}
|
|
else Result := False;
|
|
end;
|
|
end;
|
|
otAnd:
|
|
begin { AND }
|
|
case Var1.FType.BaseType of
|
|
btU8: var1^.tu8 := var1^.tu8 and GetUint(Var2, Result);
|
|
btS8: var1^.ts8 := var1^.ts8 and Getint(Var2, Result);
|
|
btU16: var1^.tu16 := var1^.tu16 and GetUint(Var2, Result);
|
|
btS16: var1^.ts16 := var1^.ts16 and Getint(Var2, Result);
|
|
btU32: var1^.tu32 := var1^.tu32 and GetUint(Var2, Result);
|
|
btS32: var1^.ts32 := var1^.ts32 and Getint(Var2, Result);
|
|
btEnum: var1^.ts32 := var1^.ts32 and Getint(Var2, Result);
|
|
{$IFNDEF PS_NOINT64}btS64: var1^.ts64 := var1^.ts64 and GetInt64(Var2, Result); {$ENDIF}
|
|
else Result := False;
|
|
end;
|
|
end;
|
|
otor:
|
|
begin { OR }
|
|
case Var1.FType.BaseType of
|
|
btU8: var1^.tu8 := var1^.tu8 or GetUint(Var2, Result);
|
|
btS8: var1^.ts8 := var1^.ts8 or Getint(Var2, Result);
|
|
btU16: var1^.tu16 := var1^.tu16 or GetUint(Var2, Result);
|
|
btS16: var1^.ts16 := var1^.ts16 or Getint(Var2, Result);
|
|
btU32: var1^.tu32 := var1^.tu32 or GetUint(Var2, Result);
|
|
btS32: var1^.ts32 := var1^.ts32 or Getint(Var2, Result);
|
|
{$IFNDEF PS_NOINT64}btS64: var1^.ts64 := var1^.ts64 or GetInt64(Var2, Result); {$ENDIF}
|
|
btEnum: var1^.ts32 := var1^.ts32 or Getint(Var2, Result);
|
|
else Result := False;
|
|
end;
|
|
end;
|
|
otxor:
|
|
begin { XOR }
|
|
case Var1.FType.BaseType of
|
|
btU8: var1^.tu8 := var1^.tu8 xor GetUint(Var2, Result);
|
|
btS8: var1^.ts8 := var1^.ts8 xor Getint(Var2, Result);
|
|
btU16: var1^.tu16 := var1^.tu16 xor GetUint(Var2, Result);
|
|
btS16: var1^.ts16 := var1^.ts16 xor Getint(Var2, Result);
|
|
btU32: var1^.tu32 := var1^.tu32 xor GetUint(Var2, Result);
|
|
btS32: var1^.ts32 := var1^.ts32 xor Getint(Var2, Result);
|
|
{$IFNDEF PS_NOINT64}btS64: var1^.ts64 := var1^.ts64 xor GetInt64(Var2, Result); {$ENDIF}
|
|
btEnum: var1^.ts32 := var1^.ts32 xor Getint(Var2, Result);
|
|
else Result := False;
|
|
end;
|
|
end;
|
|
otGreaterEqual:
|
|
begin { >= }
|
|
case Var1.FType.BaseType of
|
|
btU8: b := var1^.tu8 >= GetUint(Var2, Result);
|
|
btS8: b := var1^.ts8 >= Getint(Var2, Result);
|
|
btU16: b := var1^.tu16 >= GetUint(Var2, Result);
|
|
btS16: b := var1^.ts16 >= Getint(Var2, Result);
|
|
btU32: b := var1^.tu32 >= GetUint(Var2, Result);
|
|
btS32: b := var1^.ts32 >= Getint(Var2, Result);
|
|
{$IFNDEF PS_NOINT64}btS64: b := var1^.ts64 >= GetInt64(Var2, Result); {$ENDIF}
|
|
btSingle: b := var1^.tsingle >= GetReal( Var2, Result);
|
|
btDouble: b := var1^.tdouble >= GetReal( Var2, Result);
|
|
btExtended: b := var1^.textended >= GetReal( Var2, Result);
|
|
btCurrency: b := var1^.tcurrency >= GetReal( Var2, Result);
|
|
btSet:
|
|
begin
|
|
if (var1.FType = var2.FType) then
|
|
begin
|
|
Set_Subset(var2.tstring, var1.tstring, TPSSetType(var1.FType).ByteSize, b);
|
|
end else Result := False;
|
|
end;
|
|
else
|
|
Result := False;
|
|
end;
|
|
ConvertToBoolean(Self, FUseUsedTypes, Var1, b);
|
|
end;
|
|
otLessEqual:
|
|
begin { <= }
|
|
case Var1.FType.BaseType of
|
|
btU8: b := var1^.tu8 <= GetUint(Var2, Result);
|
|
btS8: b := var1^.ts8 <= Getint(Var2, Result);
|
|
btU16: b := var1^.tu16 <= GetUint(Var2, Result);
|
|
btS16: b := var1^.ts16 <= Getint(Var2, Result);
|
|
btU32: b := var1^.tu32 <= GetUint(Var2, Result);
|
|
btS32: b := var1^.ts32 <= Getint(Var2, Result);
|
|
{$IFNDEF PS_NOINT64}btS64: b := var1^.ts64 <= GetInt64(Var2, Result); {$ENDIF}
|
|
btSingle: b := var1^.tsingle <= GetReal( Var2, Result);
|
|
btDouble: b := var1^.tdouble <= GetReal( Var2, Result);
|
|
btExtended: b := var1^.textended <= GetReal( Var2, Result);
|
|
btCurrency: b := var1^.tcurrency <= GetReal( Var2, Result);
|
|
btSet:
|
|
begin
|
|
if (var1.FType = var2.FType) then
|
|
begin
|
|
Set_Subset(var1.tstring, var2.tstring, TPSSetType(var1.FType).ByteSize, b);
|
|
end else Result := False;
|
|
end;
|
|
else
|
|
Result := False;
|
|
end;
|
|
ConvertToBoolean(Self, FUseUsedTypes, Var1, b);
|
|
end;
|
|
otGreater:
|
|
begin { > }
|
|
case Var1.FType.BaseType of
|
|
btU8: b := var1^.tu8 > GetUint(Var2, Result);
|
|
btS8: b := var1^.ts8 > Getint(Var2, Result);
|
|
btU16: b := var1^.tu16 > GetUint(Var2, Result);
|
|
btS16: b := var1^.ts16 > Getint(Var2, Result);
|
|
btU32: b := var1^.tu32 > GetUint(Var2, Result);
|
|
btS32: b := var1^.ts32 > Getint(Var2, Result);
|
|
{$IFNDEF PS_NOINT64}btS64: b := var1^.ts64 > GetInt64(Var2, Result); {$ENDIF}
|
|
btSingle: b := var1^.tsingle > GetReal( Var2, Result);
|
|
btDouble: b := var1^.tdouble > GetReal( Var2, Result);
|
|
btExtended: b := var1^.textended > GetReal( Var2, Result);
|
|
btCurrency: b := var1^.tcurrency > GetReal( Var2, Result);
|
|
else
|
|
Result := False;
|
|
end;
|
|
ConvertToBoolean(Self, FUseUsedTypes, Var1, b);
|
|
end;
|
|
otLess:
|
|
begin { < }
|
|
case Var1.FType.BaseType of
|
|
btU8: b := var1^.tu8 < GetUint(Var2, Result);
|
|
btS8: b := var1^.ts8 < Getint(Var2, Result);
|
|
btU16: b := var1^.tu16 < GetUint(Var2, Result);
|
|
btS16: b := var1^.ts16 < Getint(Var2, Result);
|
|
btU32: b := var1^.tu32 < GetUint(Var2, Result);
|
|
btS32: b := var1^.ts32 < Getint(Var2, Result);
|
|
{$IFNDEF PS_NOINT64}btS64: b := var1^.ts64 < GetInt64(Var2, Result); {$ENDIF}
|
|
btSingle: b := var1^.tsingle < GetReal( Var2, Result);
|
|
btDouble: b := var1^.tdouble < GetReal( Var2, Result);
|
|
btExtended: b := var1^.textended < GetReal( Var2, Result);
|
|
btCurrency: b := var1^.tcurrency < GetReal( Var2, Result);
|
|
else
|
|
Result := False;
|
|
end;
|
|
ConvertToBoolean(Self, FUseUsedTypes, Var1, b);
|
|
end;
|
|
otNotEqual:
|
|
begin { <> }
|
|
case Var1.FType.BaseType of
|
|
btU8: b := var1^.tu8 <> GetUint(Var2, Result);
|
|
btS8: b := var1^.ts8 <> Getint(Var2, Result);
|
|
btU16: b := var1^.tu16 <> GetUint(Var2, Result);
|
|
btS16: b := var1^.ts16 <> Getint(Var2, Result);
|
|
btU32: b := var1^.tu32 <> GetUint(Var2, Result);
|
|
{$IFNDEF PS_NOINT64}btS64: b := var1^.ts64 <> GetInt64(Var2, Result); {$ENDIF}
|
|
btS32: b := var1^.ts32 <> Getint(Var2, Result);
|
|
btSingle: b := var1^.tsingle <> GetReal( Var2, Result);
|
|
btDouble: b := var1^.tdouble <> GetReal( Var2, Result);
|
|
btExtended: b := var1^.textended <> GetReal( Var2, Result);
|
|
btCurrency: b := var1^.tcurrency <> GetReal( Var2, Result);
|
|
btEnum: b := var1^.ts32 <> Getint(Var2, Result);
|
|
btString: b := tbtstring(var1^.tstring) <> GetString(var2, Result);
|
|
btChar: b := var1^.tchar <> GetString(var2, Result);
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
btWideString: b := tbtWideString(var1^.twidestring) <> GetWideString(var2, Result);
|
|
btUnicodeString: b := tbtUnicodeString(var1^.tunistring) <> GetUnicodeString(var2, Result);
|
|
btWideChar: b := var1^.twidechar <> GetUnicodeString(var2, Result);
|
|
{$ENDIF}
|
|
btSet:
|
|
begin
|
|
if (var1.FType = var2.FType) then
|
|
begin
|
|
Set_Equal(var1.tstring, var2.tstring, TPSSetType(var1.FType).GetByteSize, b);
|
|
b := not b;
|
|
end else Result := False;
|
|
end;
|
|
else
|
|
Result := False;
|
|
end;
|
|
ConvertToBoolean(Self, FUseUsedTypes, Var1, b);
|
|
end;
|
|
otEqual:
|
|
begin { = }
|
|
case Var1.FType.BaseType of
|
|
btU8: b := var1^.tu8 = GetUint(Var2, Result);
|
|
btS8: b := var1^.ts8 = Getint(Var2, Result);
|
|
btU16: b := var1^.tu16 = GetUint(Var2, Result);
|
|
btS16: b := var1^.ts16 = Getint(Var2, Result);
|
|
btU32: b := var1^.tu32 = GetUint(Var2, Result);
|
|
btS32: b := var1^.ts32 = Getint(Var2, Result);
|
|
{$IFNDEF PS_NOINT64}btS64: b := var1^.ts64 = GetInt64(Var2, Result); {$ENDIF}
|
|
btSingle: b := var1^.tsingle = GetReal( Var2, Result);
|
|
btDouble: b := var1^.tdouble = GetReal( Var2, Result);
|
|
btExtended: b := var1^.textended = GetReal( Var2, Result);
|
|
btCurrency: b := var1^.tcurrency = GetReal( Var2, Result);
|
|
btEnum: b := var1^.ts32 = Getint(Var2, Result);
|
|
btString: b := tbtstring(var1^.tstring) = GetString(var2, Result);
|
|
btChar: b := var1^.tchar = GetString(var2, Result);
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
btWideString: b := tbtWideString(var1^.twidestring) = GetWideString(var2, Result);
|
|
btUnicodeString: b := tbtUnicodeString(var1^.twidestring) = GetUnicodeString(var2, Result);
|
|
btWideChar: b := var1^.twidechar = GetUnicodeString(var2, Result);
|
|
{$ENDIF}
|
|
btSet:
|
|
begin
|
|
if (var1.FType = var2.FType) then
|
|
begin
|
|
Set_Equal(var1.tstring, var2.tstring, TPSSetType(var1.FType).ByteSize, b);
|
|
end else Result := False;
|
|
end;
|
|
else
|
|
Result := False;
|
|
end;
|
|
ConvertToBoolean(Self, FUseUsedTypes, Var1, b);
|
|
end;
|
|
otIn:
|
|
begin
|
|
if (var2.Ftype.BaseType = btset) and (TPSSetType(var2).SetType = Var1.FType) then
|
|
begin
|
|
Set_membership(GetUint(var1, result), var2.tstring, b);
|
|
end else Result := False;
|
|
end;
|
|
else
|
|
Result := False;
|
|
end;
|
|
except
|
|
on E: EDivByZero do
|
|
begin
|
|
Result := False;
|
|
MakeError('', ecDivideByZero, '');
|
|
Exit;
|
|
end;
|
|
on E: EZeroDivide do
|
|
begin
|
|
Result := False;
|
|
MakeError('', ecDivideByZero, '');
|
|
Exit;
|
|
end;
|
|
on E: EMathError do
|
|
begin
|
|
Result := False;
|
|
MakeError('', ecMathError, tbtstring(e.Message));
|
|
Exit;
|
|
end;
|
|
on E: Exception do
|
|
begin
|
|
Result := False;
|
|
MakeError('', ecInternalError, tbtstring(E.Message));
|
|
Exit;
|
|
end;
|
|
end;
|
|
if not Result then
|
|
begin
|
|
with MakeError('', ecTypeMismatch, '') do
|
|
begin
|
|
FPosition := Pos;
|
|
FRow := Row;
|
|
FCol := Col;
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
function TPSPascalCompiler.IsDuplicate(const s: tbtString; const check: TPSDuplicCheck): Boolean;
|
|
var
|
|
h, l: Longint;
|
|
x: TPSProcedure;
|
|
begin
|
|
h := MakeHash(s);
|
|
if (s = 'RESULT') then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
if dcTypes in Check then
|
|
for l := FTypes.Count - 1 downto 0 do
|
|
begin
|
|
if (TPSType(FTypes.Data[l]).NameHash = h) and
|
|
(TPSType(FTypes.Data[l]).Name = s) then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
end;
|
|
|
|
if dcProcs in Check then
|
|
for l := FProcs.Count - 1 downto 0 do
|
|
begin
|
|
x := FProcs.Data[l];
|
|
if x.ClassType = TPSInternalProcedure then
|
|
begin
|
|
if (h = TPSInternalProcedure(x).NameHash) and (s = TPSInternalProcedure(x).Name) then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
end
|
|
else
|
|
begin
|
|
if (TPSExternalProcedure(x).RegProc.NameHash = h) and
|
|
(TPSExternalProcedure(x).RegProc.Name = s) then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
end;
|
|
end;
|
|
if dcVars in Check then
|
|
for l := FVars.Count - 1 downto 0 do
|
|
begin
|
|
if (TPSVar(FVars.Data[l]).NameHash = h) and
|
|
(TPSVar(FVars.Data[l]).Name = s) then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
end;
|
|
if dcConsts in Check then
|
|
for l := FConstants.Count -1 downto 0 do
|
|
begin
|
|
if (TPSConstant(FConstants.Data[l]).NameHash = h) and
|
|
(TPSConstant(FConstants.Data[l]).Name = s) then
|
|
begin
|
|
Result := TRue;
|
|
exit;
|
|
end;
|
|
end;
|
|
Result := False;
|
|
end;
|
|
|
|
procedure ClearRecSubVals(RecSubVals: TPSList);
|
|
var
|
|
I: Longint;
|
|
begin
|
|
for I := 0 to RecSubVals.Count - 1 do
|
|
TPSRecordFieldTypeDef(RecSubVals[I]).Free;
|
|
RecSubVals.Free;
|
|
end;
|
|
|
|
function TPSPascalCompiler.ReadTypeAddProcedure(const Name: tbtString; FParser: TPSPascalParser): TPSType;
|
|
var
|
|
IsFunction: Boolean;
|
|
VNames: tbtString;
|
|
modifier: TPSParameterMode;
|
|
Decl: TPSParametersDecl;
|
|
VCType: TPSType;
|
|
begin
|
|
if FParser.CurrTokenId = CSTII_Function then
|
|
IsFunction := True
|
|
else
|
|
IsFunction := False;
|
|
Decl := TPSParametersDecl.Create;
|
|
try
|
|
FParser.Next;
|
|
if FParser.CurrTokenId = CSTI_OpenRound then
|
|
begin
|
|
FParser.Next;
|
|
if FParser.CurrTokenId <> CSTI_CloseRound then
|
|
begin
|
|
while True do
|
|
begin
|
|
if FParser.CurrTokenId = CSTII_Const then
|
|
begin
|
|
Modifier := pmIn;
|
|
FParser.Next;
|
|
end else
|
|
if FParser.CurrTokenId = CSTII_Out then
|
|
begin
|
|
Modifier := pmOut;
|
|
FParser.Next;
|
|
end else
|
|
if FParser.CurrTokenId = CSTII_Var then
|
|
begin
|
|
modifier := pmInOut;
|
|
FParser.Next;
|
|
end
|
|
else
|
|
modifier := pmIn;
|
|
if FParser.CurrTokenId <> CSTI_Identifier then
|
|
begin
|
|
Result := nil;
|
|
if FParser = Self.FParser then
|
|
MakeError('', ecIdentifierExpected, '');
|
|
exit;
|
|
end;
|
|
VNames := FParser.OriginalToken + '|';
|
|
FParser.Next;
|
|
while FParser.CurrTokenId = CSTI_Comma do
|
|
begin
|
|
FParser.Next;
|
|
if FParser.CurrTokenId <> CSTI_Identifier then
|
|
begin
|
|
Result := nil;
|
|
if FParser = Self.FParser then
|
|
MakeError('', ecIdentifierExpected, '');
|
|
exit;
|
|
end;
|
|
VNames := VNames + FParser.GetToken + '|';
|
|
FParser.Next;
|
|
end;
|
|
if FParser.CurrTokenId <> CSTI_Colon then
|
|
begin
|
|
Result := nil;
|
|
if FParser = Self.FParser then
|
|
MakeError('', ecColonExpected, '');
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
if FParser.CurrTokenId <> CSTI_Identifier then
|
|
begin
|
|
Result := nil;
|
|
if FParser = self.FParser then
|
|
MakeError('', ecIdentifierExpected, '');
|
|
exit;
|
|
end;
|
|
VCType := FindType(FParser.GetToken);
|
|
if VCType = nil then
|
|
begin
|
|
if FParser = self.FParser then
|
|
MakeError('', ecUnknownIdentifier, FParser.OriginalToken);
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
while Pos(tbtchar('|'), VNames) > 0 do
|
|
begin
|
|
with Decl.AddParam do
|
|
begin
|
|
Mode := modifier;
|
|
OrgName := copy(VNames, 1, Pos(tbtchar('|'), VNames) - 1);
|
|
FType := VCType;
|
|
end;
|
|
Delete(VNames, 1, Pos(tbtchar('|'), VNames));
|
|
end;
|
|
FParser.Next;
|
|
if FParser.CurrTokenId = CSTI_CloseRound then
|
|
break;
|
|
if FParser.CurrTokenId <> CSTI_Semicolon then
|
|
begin
|
|
if FParser = Self.FParser then
|
|
MakeError('', ecSemicolonExpected, '');
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
end; {while}
|
|
end; {if}
|
|
FParser.Next;
|
|
end; {if}
|
|
if IsFunction then
|
|
begin
|
|
if FParser.CurrTokenId <> CSTI_Colon then
|
|
begin
|
|
if FParser = Self.FParser then
|
|
MakeError('', ecColonExpected, '');
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
if FParser.CurrTokenId <> CSTI_Identifier then
|
|
begin
|
|
Result := nil;
|
|
if FParser = Self.FParser then
|
|
MakeError('', ecIdentifierExpected, '');
|
|
exit;
|
|
end;
|
|
VCType := self.FindType(FParser.GetToken);
|
|
if VCType = nil then
|
|
begin
|
|
if FParser = self.FParser then
|
|
MakeError('', ecUnknownIdentifier, FParser.OriginalToken);
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
end
|
|
else
|
|
VCType := nil;
|
|
Decl.Result := VcType;
|
|
VCType := TPSProceduralType.Create;
|
|
VCType.Name := FastUppercase(Name);
|
|
VCType.OriginalName := Name;
|
|
VCType.BaseType := btProcPtr;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
VCType.DeclareUnit:=fModule;
|
|
{$ENDIF}
|
|
VCType.DeclarePos := FParser.CurrTokenPos;
|
|
VCType.DeclareRow := FParser.Row;
|
|
VCType.DeclareCol := FParser.Col;
|
|
TPSProceduralType(VCType).ProcDef.Assign(Decl);
|
|
FTypes.Add(VCType);
|
|
Result := VCType;
|
|
finally
|
|
Decl.Free;
|
|
end;
|
|
end; {ReadTypeAddProcedure}
|
|
|
|
|
|
function TPSPascalCompiler.ReadType(const Name: tbtString; FParser: TPSPascalParser): TPSType; // InvalidVal = Invalid
|
|
var
|
|
TypeNo: TPSType;
|
|
h, l: Longint;
|
|
FieldName,fieldorgname,s: tbtString;
|
|
RecSubVals: TPSList;
|
|
FArrayStart, FArrayLength: Longint;
|
|
rvv: PIFPSRecordFieldTypeDef;
|
|
p, p2: TPSType;
|
|
tempf: PIfRVariant;
|
|
{$IFNDEF PS_NOINTERFACES}
|
|
InheritedFrom: tbtString;
|
|
Guid: TGUID;
|
|
Intf: TPSInterface;
|
|
{$ENDIF}
|
|
begin
|
|
if (FParser.CurrTokenID = CSTII_Function) or (FParser.CurrTokenID = CSTII_Procedure) then
|
|
begin
|
|
Result := ReadTypeAddProcedure(Name, FParser);
|
|
Exit;
|
|
end else if FParser.CurrTokenId = CSTII_Set then
|
|
begin
|
|
FParser.Next;
|
|
if FParser.CurrTokenId <> CSTII_Of then
|
|
begin
|
|
MakeError('', ecOfExpected, '');
|
|
Result := nil;
|
|
Exit;
|
|
end;
|
|
FParser.Next;
|
|
if FParser.CurrTokenID <> CSTI_Identifier then
|
|
begin
|
|
MakeError('', ecIdentifierExpected, '');
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
TypeNo := FindType(FParser.GetToken);
|
|
if TypeNo = nil then
|
|
begin
|
|
MakeError('', ecUnknownIdentifier, '');
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
if (TypeNo.BaseType = btEnum) or (TypeNo.BaseType = btChar) or (TypeNo.BaseType = btU8) then
|
|
begin
|
|
FParser.Next;
|
|
p2 := TPSSetType.Create;
|
|
p2.Name := FastUppercase(Name);
|
|
p2.OriginalName := Name;
|
|
p2.BaseType := btSet;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
p2.DeclareUnit:=fModule;
|
|
{$ENDIF}
|
|
p2.DeclarePos := FParser.CurrTokenPos;
|
|
p2.DeclareRow := FParser.Row;
|
|
p2.DeclareCol := FParser.Col;
|
|
TPSSetType(p2).SetType := TypeNo;
|
|
FTypes.Add(p2);
|
|
Result := p2;
|
|
end else
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
Result := nil;
|
|
end;
|
|
exit;
|
|
end else if FParser.CurrTokenId = CSTI_OpenRound then
|
|
begin
|
|
FParser.Next;
|
|
L := 0;
|
|
P2 := TPSEnumType.Create;
|
|
P2.Name := FastUppercase(Name);
|
|
p2.OriginalName := Name;
|
|
p2.BaseType := btEnum;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
p2.DeclareUnit:=fModule;
|
|
{$ENDIF}
|
|
p2.DeclarePos := FParser.CurrTokenPos;
|
|
p2.DeclareRow := FParser.Row;
|
|
p2.DeclareCol := FParser.Col;
|
|
FTypes.Add(p2);
|
|
|
|
repeat
|
|
if FParser.CurrTokenId <> CSTI_Identifier then
|
|
begin
|
|
if FParser = Self.FParser then
|
|
MakeError('', ecIdentifierExpected, '');
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
s := FParser.OriginalToken;
|
|
if IsDuplicate(FastUppercase(s), [dcTypes]) then
|
|
begin
|
|
if FParser = Self.FParser then
|
|
MakeError('', ecDuplicateIdentifier, s);
|
|
Result := nil;
|
|
Exit;
|
|
end;
|
|
with AddConstant(s, p2) do
|
|
begin
|
|
FValue.tu32 := L;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
DeclareUnit:=fModule;
|
|
{$ENDIF}
|
|
DeclarePos:=FParser.CurrTokenPos;
|
|
DeclareRow:=FParser.Row;
|
|
DeclareCol:=FParser.Col;
|
|
end;
|
|
Inc(L);
|
|
FParser.Next;
|
|
if FParser.CurrTokenId = CSTI_CloseRound then
|
|
Break
|
|
else if FParser.CurrTokenId <> CSTI_Comma then
|
|
begin
|
|
if FParser = Self.FParser then
|
|
MakeError('', ecCloseRoundExpected, '');
|
|
Result := nil;
|
|
Exit;
|
|
end;
|
|
FParser.Next;
|
|
until False;
|
|
FParser.Next;
|
|
TPSEnumType(p2).HighValue := L-1;
|
|
Result := p2;
|
|
exit;
|
|
end else
|
|
if FParser.CurrTokenId = CSTII_Array then
|
|
begin
|
|
FParser.Next;
|
|
if FParser.CurrTokenID = CSTI_OpenBlock then
|
|
begin
|
|
FParser.Next;
|
|
tempf := ReadConstant(FParser, CSTI_TwoDots);
|
|
if tempf = nil then
|
|
begin
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
case tempf.FType.BaseType of
|
|
btU8: FArrayStart := tempf.tu8;
|
|
btS8: FArrayStart := tempf.ts8;
|
|
btU16: FArrayStart := tempf.tu16;
|
|
btS16: FArrayStart := tempf.ts16;
|
|
btU32: FArrayStart := tempf.tu32;
|
|
btS32: FArrayStart := tempf.ts32;
|
|
{$IFNDEF PS_NOINT64}
|
|
bts64: FArrayStart := tempf.ts64;
|
|
{$ENDIF}
|
|
else
|
|
begin
|
|
DisposeVariant(tempf);
|
|
MakeError('', ecTypeMismatch, '');
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
end;
|
|
DisposeVariant(tempf);
|
|
if FParser.CurrTokenID <> CSTI_TwoDots then
|
|
begin
|
|
MakeError('', ecPeriodExpected, '');
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
tempf := ReadConstant(FParser, CSTI_CloseBlock);
|
|
if tempf = nil then
|
|
begin
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
case tempf.FType.BaseType of
|
|
btU8: FArrayLength := tempf.tu8;
|
|
btS8: FArrayLength := tempf.ts8;
|
|
btU16: FArrayLength := tempf.tu16;
|
|
btS16: FArrayLength := tempf.ts16;
|
|
btU32: FArrayLength := tempf.tu32;
|
|
btS32: FArrayLength := tempf.ts32;
|
|
{$IFNDEF PS_NOINT64}
|
|
bts64: FArrayLength := tempf.ts64;
|
|
{$ENDIF}
|
|
else
|
|
DisposeVariant(tempf);
|
|
MakeError('', ecTypeMismatch, '');
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
DisposeVariant(tempf);
|
|
FArrayLength := FArrayLength - FArrayStart + 1;
|
|
if (FArrayLength < 0) or (FArrayLength > MaxInt div 4) then
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
if FParser.CurrTokenID <> CSTI_CloseBlock then
|
|
begin
|
|
MakeError('', ecCloseBlockExpected, '');
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
end else
|
|
begin
|
|
FArrayStart := 0;
|
|
FArrayLength := -1;
|
|
end;
|
|
if FParser.CurrTokenId <> CSTII_Of then
|
|
begin
|
|
if FParser = Self.FParser then
|
|
MakeError('', ecOfExpected, '');
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
TypeNo := ReadType('', FParser);
|
|
if TypeNo = nil then
|
|
begin
|
|
if FParser = Self.FParser then
|
|
MakeError('', ecUnknownIdentifier, '');
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
if (Name = '') and (FArrayLength = -1) then
|
|
begin
|
|
if TypeNo.Used then
|
|
begin
|
|
for h := 0 to FTypes.Count -1 do
|
|
begin
|
|
p := FTypes[H];
|
|
if (p.BaseType = btArray) and (TPSArrayType(p).ArrayTypeNo = TypeNo) and (Copy(p.Name, 1, 1) <> '!') then
|
|
begin
|
|
Result := p;
|
|
exit;
|
|
end;
|
|
end;
|
|
end;
|
|
end;
|
|
if FArrayLength <> -1 then
|
|
begin
|
|
p := TPSStaticArrayType.Create;
|
|
TPSStaticArrayType(p).StartOffset := FArrayStart;
|
|
TPSStaticArrayType(p).Length := FArrayLength;
|
|
p.BaseType := btStaticArray;
|
|
end else
|
|
begin
|
|
p := TPSArrayType.Create;
|
|
p.BaseType := btArray;
|
|
end;
|
|
p.Name := FastUppercase(Name);
|
|
p.OriginalName := Name;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
p.DeclareUnit:=fModule;
|
|
{$ENDIF}
|
|
p.DeclarePos := FParser.CurrTokenPos;
|
|
p.DeclareRow := FParser.Row;
|
|
p.DeclareCol := FParser.Col;
|
|
TPSArrayType(p).ArrayTypeNo := TypeNo;
|
|
FTypes.Add(p);
|
|
Result := p;
|
|
Exit;
|
|
end
|
|
else if FParser.CurrTokenId = CSTII_Record then
|
|
begin
|
|
FParser.Next;
|
|
RecSubVals := TPSList.Create;
|
|
repeat
|
|
repeat
|
|
if FParser.CurrTokenId <> CSTI_Identifier then
|
|
begin
|
|
ClearRecSubVals(RecSubVals);
|
|
if FParser = Self.FParser then
|
|
MakeError('', ecIdentifierExpected, '');
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
FieldName := FParser.GetToken;
|
|
s := S+FParser.OriginalToken+'|';
|
|
FParser.Next;
|
|
h := MakeHash(FieldName);
|
|
for l := 0 to RecSubVals.Count - 1 do
|
|
begin
|
|
if (PIFPSRecordFieldTypeDef(RecSubVals[l]).FieldNameHash = h) and
|
|
(PIFPSRecordFieldTypeDef(RecSubVals[l]).FieldName = FieldName) then
|
|
begin
|
|
if FParser = Self.FParser then
|
|
MakeError('', ecDuplicateIdentifier, FParser.OriginalToken);
|
|
ClearRecSubVals(RecSubVals);
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
end;
|
|
if FParser.CurrTokenID = CSTI_Colon then Break else
|
|
if FParser.CurrTokenID <> CSTI_Comma then
|
|
begin
|
|
if FParser = Self.FParser then
|
|
MakeError('', ecColonExpected, '');
|
|
ClearRecSubVals(RecSubVals);
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
until False;
|
|
FParser.Next;
|
|
p := ReadType('', FParser);
|
|
if p = nil then
|
|
begin
|
|
ClearRecSubVals(RecSubVals);
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
p := GetTypeCopyLink(p);
|
|
if FParser.CurrTokenId <> CSTI_Semicolon then
|
|
begin
|
|
ClearRecSubVals(RecSubVals);
|
|
if FParser = Self.FParser then
|
|
MakeError('', ecSemicolonExpected, '');
|
|
Result := nil;
|
|
exit;
|
|
end; {if}
|
|
FParser.Next;
|
|
while Pos(tbtchar('|'), s) > 0 do
|
|
begin
|
|
fieldorgname := copy(s, 1, Pos(tbtchar('|'), s)-1);
|
|
Delete(s, 1, length(FieldOrgName)+1);
|
|
rvv := TPSRecordFieldTypeDef.Create;
|
|
rvv.FieldOrgName := fieldorgname;
|
|
rvv.FType := p;
|
|
RecSubVals.Add(rvv);
|
|
end;
|
|
until FParser.CurrTokenId = CSTII_End;
|
|
FParser.Next; // skip CSTII_End
|
|
P := TPSRecordType.Create;
|
|
p.Name := FastUppercase(Name);
|
|
p.OriginalName := Name;
|
|
p.BaseType := btRecord;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
p.DeclareUnit:=fModule;
|
|
{$ENDIF}
|
|
p.DeclarePos := FParser.CurrTokenPos;
|
|
p.DeclareRow := FParser.Row;
|
|
p.DeclareCol := FParser.Col;
|
|
for l := 0 to RecSubVals.Count -1 do
|
|
begin
|
|
rvv := RecSubVals[l];
|
|
with TPSRecordType(p).AddRecVal do
|
|
begin
|
|
FieldOrgName := rvv.FieldOrgName;
|
|
FType := rvv.FType;
|
|
end;
|
|
rvv.Free;
|
|
end;
|
|
RecSubVals.Free;
|
|
FTypes.Add(p);
|
|
Result := p;
|
|
Exit;
|
|
{$IFNDEF PS_NOINTERFACES}
|
|
end else if FParser.CurrTokenId = CSTII_Interface then
|
|
begin
|
|
FParser.Next;
|
|
if FParser.CurrTokenId <> CSTI_OpenRound then
|
|
begin
|
|
MakeError('', ecOpenRoundExpected, '');
|
|
Result := nil;
|
|
Exit;
|
|
end;
|
|
FParser.Next;
|
|
if FParser.CurrTokenID <> CSTI_Identifier then
|
|
begin
|
|
MakeError('', ecIdentifierExpected, '');
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
InheritedFrom := FParser.GetToken;
|
|
TypeNo := FindType(InheritedFrom);
|
|
if TypeNo = nil then
|
|
begin
|
|
MakeError('', ecUnknownType, FParser.GetToken);
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
if TypeNo.BaseType <> btInterface then
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
Result := nil;
|
|
Exit;
|
|
end;
|
|
FParser.Next;
|
|
if FParser.CurrTokenId <> CSTI_CloseRound then
|
|
begin
|
|
MakeError('', ecCloseRoundExpected, '');
|
|
Result := nil;
|
|
Exit;
|
|
end;
|
|
{$IFNDEF PS_NOINTERFACEGUIDBRACKETS}
|
|
FParser.Next;
|
|
if FParser.CurrTokenId <> CSTI_OpenBlock then
|
|
begin
|
|
MakeError('', ecOpenBlockExpected, '');
|
|
Result := nil;
|
|
Exit;
|
|
end;
|
|
{$ENDIF}
|
|
FParser.Next;
|
|
if FParser.CurrTokenId <> CSTI_String then
|
|
begin
|
|
MakeError('', ecStringExpected, '');
|
|
Result := nil;
|
|
Exit;
|
|
end;
|
|
s := FParser.GetToken;
|
|
try
|
|
Guid := StringToGuid(String(Copy(s, 2, Length(s)-2)));
|
|
except
|
|
on e: Exception do
|
|
begin
|
|
MakeError('', ecCustomError, tbtstring(e.Message));
|
|
Result := nil;
|
|
Exit;
|
|
end;
|
|
end;
|
|
{$IFNDEF PS_NOINTERFACEGUIDBRACKETS}
|
|
FParser.Next;
|
|
if FParser.CurrTokenId <> CSTI_CloseBlock then
|
|
begin
|
|
MakeError('', ecCloseBlockExpected, '');
|
|
Result := nil;
|
|
Exit;
|
|
end;
|
|
{$ENDIF}
|
|
Intf := AddInterface(FindInterface(InheritedFrom), Guid, Name);
|
|
FParser.Next;
|
|
repeat
|
|
if not Intf.RegisterMethodEx('', cdStdCall, FParser) then begin
|
|
MakeError('', ecCustomError, 'Invalid method');
|
|
Result := nil;
|
|
Exit;
|
|
end;
|
|
FParser.Next;
|
|
until FParser.CurrTokenId = CSTII_End;
|
|
FParser.Next; // skip CSTII_End
|
|
Result := Intf.FType;
|
|
Exit;
|
|
{$ENDIF}
|
|
end else if FParser.CurrTokenId = CSTI_Identifier then
|
|
begin
|
|
s := FParser.GetToken;
|
|
h := MakeHash(s);
|
|
Typeno := nil;
|
|
for l := 0 to FTypes.Count - 1 do
|
|
begin
|
|
p2 := FTypes[l];
|
|
if (p2.NameHash = h) and (p2.Name = s) then
|
|
begin
|
|
FParser.Next;
|
|
Typeno := GetTypeCopyLink(p2);
|
|
Break;
|
|
end;
|
|
end;
|
|
if Typeno = nil then
|
|
begin
|
|
Result := nil;
|
|
if FParser = Self.FParser then
|
|
MakeError('', ecUnknownType, FParser.OriginalToken);
|
|
exit;
|
|
end;
|
|
if Name <> '' then
|
|
begin
|
|
p := TPSTypeLink.Create;
|
|
p.Name := FastUppercase(Name);
|
|
p.OriginalName := Name;
|
|
p.BaseType := BtTypeCopy;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
p.DeclareUnit:=fModule;
|
|
{$ENDIF}
|
|
p.DeclarePos := FParser.CurrTokenPos;
|
|
p.DeclareRow := FParser.Row;
|
|
p.DeclareCol := FParser.Col;
|
|
TPSTypeLink(p).LinkTypeNo := TypeNo;
|
|
FTypes.Add(p);
|
|
Result := p;
|
|
Exit;
|
|
end else
|
|
begin
|
|
Result := TypeNo;
|
|
exit;
|
|
end;
|
|
end;
|
|
Result := nil;
|
|
if FParser = Self.FParser then
|
|
MakeError('', ecIdentifierExpected, '');
|
|
Exit;
|
|
end;
|
|
|
|
function TPSPascalCompiler.VarIsDuplicate(Proc: TPSInternalProcedure; const Varnames, s: tbtString): Boolean;
|
|
var
|
|
h, l: Longint;
|
|
x: TPSProcedure;
|
|
v: tbtString;
|
|
begin
|
|
h := MakeHash(s);
|
|
if (s = 'RESULT') then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
|
|
for l := FProcs.Count - 1 downto 0 do
|
|
begin
|
|
x := FProcs.Data[l];
|
|
if x.ClassType = TPSInternalProcedure then
|
|
begin
|
|
if (h = TPSInternalProcedure(x).NameHash) and (s = TPSInternalProcedure(x).Name) then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
end
|
|
else
|
|
begin
|
|
if (TPSExternalProcedure(x).RegProc.NameHash = h) and (TPSExternalProcedure(x).RegProc.Name = s) then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
end;
|
|
end;
|
|
if proc <> nil then
|
|
begin
|
|
for l := proc.ProcVars.Count - 1 downto 0 do
|
|
begin
|
|
if (PIFPSProcVar(proc.ProcVars.Data[l]).NameHash = h) and
|
|
(PIFPSProcVar(proc.ProcVars.Data[l]).Name = s) then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
end;
|
|
for l := Proc.FDecl.ParamCount -1 downto 0 do
|
|
begin
|
|
if (Proc.FDecl.Params[l].Name = s) then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
end;
|
|
end
|
|
else
|
|
begin
|
|
for l := FVars.Count - 1 downto 0 do
|
|
begin
|
|
if (TPSVar(FVars.Data[l]).NameHash = h) and
|
|
(TPSVar(FVars.Data[l]).Name = s) then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
end;
|
|
end;
|
|
v := VarNames;
|
|
while Pos(tbtchar('|'), v) > 0 do
|
|
begin
|
|
if FastUppercase(copy(v, 1, Pos(tbtchar('|'), v) - 1)) = s then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
Delete(v, 1, Pos(tbtchar('|'), v));
|
|
end;
|
|
for l := FConstants.Count -1 downto 0 do
|
|
begin
|
|
if (TPSConstant(FConstants.Data[l]).NameHash = h) and
|
|
(TPSConstant(FConstants.Data[l]).Name = s) then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
end;
|
|
Result := False;
|
|
end;
|
|
|
|
|
|
function TPSPascalCompiler.DoVarBlock(proc: TPSInternalProcedure): Boolean;
|
|
var
|
|
VarName, s: tbtString;
|
|
VarType: TPSType;
|
|
VarNo: Cardinal;
|
|
v: TPSVar;
|
|
vp: PIFPSProcVar;
|
|
EPos, ERow, ECol: Integer;
|
|
begin
|
|
Result := False;
|
|
FParser.Next; // skip CSTII_Var
|
|
if FParser.CurrTokenId <> CSTI_Identifier then
|
|
begin
|
|
MakeError('', ecIdentifierExpected, '');
|
|
exit;
|
|
end;
|
|
repeat
|
|
VarNAme := '';
|
|
if VarIsDuplicate(proc, VarName, FParser.GetToken) then
|
|
begin
|
|
MakeError('', ecDuplicateIdentifier, FParser.OriginalToken);
|
|
exit;
|
|
end;
|
|
VarName := FParser.OriginalToken + '|';
|
|
Varno := 0;
|
|
if @FOnUseVariable <> nil then
|
|
begin
|
|
if Proc <> nil then
|
|
FOnUseVariable(Self, ivtVariable, Proc.ProcVars.Count + VarNo, FProcs.Count -1, FParser.CurrTokenPos, '')
|
|
else
|
|
FOnUseVariable(Self, ivtGlobal, FVars.Count + VarNo, InvalidVal, FParser.CurrTokenPos, '')
|
|
end;
|
|
EPos:=FParser.CurrTokenPos;
|
|
ERow:=FParser.Row;
|
|
ECol:=FParser.Col;
|
|
FParser.Next;
|
|
while FParser.CurrTokenId = CSTI_Comma do
|
|
begin
|
|
FParser.Next;
|
|
if FParser.CurrTokenId <> CSTI_Identifier then
|
|
begin
|
|
MakeError('', ecIdentifierExpected, '');
|
|
end;
|
|
if VarIsDuplicate(proc, VarName, FParser.GetToken) then
|
|
begin
|
|
MakeError('', ecDuplicateIdentifier, FParser.OriginalToken);
|
|
exit;
|
|
end;
|
|
VarName := VarName + FParser.OriginalToken + '|';
|
|
Inc(varno);
|
|
if @FOnUseVariable <> nil then
|
|
begin
|
|
if Proc <> nil then
|
|
FOnUseVariable(Self, ivtVariable, Proc.ProcVars.Count + VarNo, FProcs.Count -1, FParser.CurrTokenPos, '')
|
|
else
|
|
FOnUseVariable(Self, ivtGlobal, FVars.Count + VarNo, InvalidVal, FParser.CurrTokenPos, '')
|
|
end;
|
|
FParser.Next;
|
|
end;
|
|
if FParser.CurrTokenId <> CSTI_Colon then
|
|
begin
|
|
MakeError('', ecColonExpected, '');
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
VarType := at2ut(ReadType('', FParser));
|
|
if VarType = nil then
|
|
begin
|
|
exit;
|
|
end;
|
|
while Pos(tbtchar('|'), VarName) > 0 do
|
|
begin
|
|
s := copy(VarName, 1, Pos(tbtchar('|'), VarName) - 1);
|
|
Delete(VarName, 1, Pos(tbtchar('|'), VarName));
|
|
if proc = nil then
|
|
begin
|
|
v := TPSVar.Create;
|
|
v.OrgName := s;
|
|
v.Name := FastUppercase(s);
|
|
{$IFDEF PS_USESSUPPORT}
|
|
v.DeclareUnit:=fModule;
|
|
{$ENDIF}
|
|
v.DeclarePos := EPos;
|
|
v.DeclareRow := ERow;
|
|
v.DeclareCol := ECol;
|
|
v.FType := VarType;
|
|
FVars.Add(v);
|
|
end
|
|
else
|
|
begin
|
|
vp := TPSProcVar.Create;
|
|
vp.OrgName := s;
|
|
vp.Name := FastUppercase(s);
|
|
vp.aType := VarType;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
vp.DeclareUnit:=fModule;
|
|
{$ENDIF}
|
|
vp.DeclarePos := EPos;
|
|
vp.DeclareRow := ERow;
|
|
vp.DeclareCol := ECol;
|
|
proc.ProcVars.Add(vp);
|
|
end;
|
|
end;
|
|
if FParser.CurrTokenId <> CSTI_Semicolon then
|
|
begin
|
|
MakeError('', ecSemicolonExpected, '');
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
until FParser.CurrTokenId <> CSTI_Identifier;
|
|
Result := True;
|
|
end;
|
|
|
|
function TPSPascalCompiler.NewProc(const OriginalName, Name: tbtString): TPSInternalProcedure;
|
|
begin
|
|
Result := TPSInternalProcedure.Create;
|
|
Result.OriginalName := OriginalName;
|
|
Result.Name := Name;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
Result.DeclareUnit:=fModule;
|
|
{$ENDIF}
|
|
Result.DeclarePos := FParser.CurrTokenPos;
|
|
Result.DeclareRow := FParser.Row;
|
|
Result.DeclareCol := FParser.Col;
|
|
FProcs.Add(Result);
|
|
end;
|
|
|
|
function TPSPascalCompiler.IsProcDuplicLabel(Proc: TPSInternalProcedure; const s: tbtString): Boolean;
|
|
var
|
|
i: Longint;
|
|
h: Longint;
|
|
u: tbtString;
|
|
begin
|
|
h := MakeHash(s);
|
|
if s = 'RESULT' then
|
|
Result := True
|
|
else if Proc.Name = s then
|
|
Result := True
|
|
else if IsDuplicate(s, [dcVars, dcConsts, dcProcs]) then
|
|
Result := True
|
|
else
|
|
begin
|
|
for i := 0 to Proc.Decl.ParamCount -1 do
|
|
begin
|
|
if Proc.Decl.Params[i].Name = s then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
end;
|
|
for i := 0 to Proc.ProcVars.Count -1 do
|
|
begin
|
|
if (PIFPSProcVar(Proc.ProcVars[I]).NameHash = h) and (PIFPSProcVar(Proc.ProcVars[I]).Name = s) then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
end;
|
|
for i := 0 to Proc.FLabels.Count -1 do
|
|
begin
|
|
u := Proc.FLabels[I];
|
|
delete(u, 1, 4);
|
|
if Longint((@u[1])^) = h then
|
|
begin
|
|
delete(u, 1, 4);
|
|
if u = s then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
end;
|
|
end;
|
|
Result := False;
|
|
end;
|
|
end;
|
|
|
|
|
|
function TPSPascalCompiler.ProcessLabel(Proc: TPSInternalProcedure): Boolean;
|
|
var
|
|
CurrLabel: tbtString;
|
|
begin
|
|
FParser.Next;
|
|
while true do
|
|
begin
|
|
if FParser.CurrTokenId <> CSTI_Identifier then
|
|
begin
|
|
MakeError('', ecIdentifierExpected, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
CurrLabel := FParser.GetToken;
|
|
if IsProcDuplicLabel(Proc, CurrLabel) then
|
|
begin
|
|
MakeError('', ecDuplicateIdentifier, CurrLabel);
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
Proc.FLabels.Add(#$FF#$FF#$FF#$FF+PS_mi2s(MakeHash(CurrLabel))+CurrLabel);
|
|
if FParser.CurrTokenId = CSTI_Semicolon then
|
|
begin
|
|
FParser.Next;
|
|
Break;
|
|
end;
|
|
if FParser.CurrTokenId <> CSTI_Comma then
|
|
begin
|
|
MakeError('', ecCommaExpected, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
end;
|
|
Result := True;
|
|
end;
|
|
|
|
procedure TPSPascalCompiler.Debug_SavePosition(ProcNo: Cardinal; Proc: TPSInternalProcedure);
|
|
var
|
|
Row,
|
|
Col,
|
|
Pos: Cardinal;
|
|
s: tbtString;
|
|
begin
|
|
Row := FParser.Row;
|
|
Col := FParser.Col;
|
|
Pos := FParser.CurrTokenPos;
|
|
{$IFNDEF PS_USESSUPPORT}
|
|
s := '';
|
|
{$ELSE}
|
|
s := fModule;
|
|
{$ENDIF}
|
|
if @FOnTranslateLineInfo <> nil then
|
|
FOnTranslateLineInfo(Self, Pos, Row, Col, S);
|
|
{$IFDEF FPC}
|
|
WriteDebugData(#4 + s + #1);
|
|
WriteDebugData(Ps_mi2s(ProcNo));
|
|
WriteDebugData(Ps_mi2s(Length(Proc.Data)));
|
|
WriteDebugData(Ps_mi2s(Pos));
|
|
WriteDebugData(Ps_mi2s(Row));
|
|
WriteDebugData(Ps_mi2s(Col));
|
|
{$ELSE}
|
|
WriteDebugData(#4 + s + #1 + PS_mi2s(ProcNo) + PS_mi2s(Length(Proc.Data)) + PS_mi2s(Pos) + PS_mi2s(Row)+ PS_mi2s(Col));
|
|
{$ENDIF}
|
|
end;
|
|
|
|
procedure TPSPascalCompiler.Debug_WriteParams(ProcNo: Cardinal; Proc: TPSInternalProcedure);
|
|
var
|
|
I: Longint;
|
|
s: tbtString;
|
|
begin
|
|
s := #2 + PS_mi2s(ProcNo);
|
|
if Proc.Decl.Result <> nil then
|
|
begin
|
|
s := s + 'Result' + #1;
|
|
end;
|
|
for i := 0 to Proc.Decl.ParamCount -1 do
|
|
s := s + Proc.Decl.Params[i].OrgName + #1;
|
|
s := s + #0#3 + PS_mi2s(ProcNo);
|
|
for I := 0 to Proc.ProcVars.Count - 1 do
|
|
begin
|
|
s := s + PIFPSProcVar(Proc.ProcVars[I]).OrgName + #1;
|
|
end;
|
|
s := s + #0;
|
|
WriteDebugData(s);
|
|
end;
|
|
|
|
procedure TPSPascalCompiler.CheckForUnusedVars(Func: TPSInternalProcedure);
|
|
var
|
|
i: Integer;
|
|
p: PIFPSProcVar;
|
|
begin
|
|
for i := 0 to Func.ProcVars.Count -1 do
|
|
begin
|
|
p := Func.ProcVars[I];
|
|
if not p.Used then
|
|
begin
|
|
with MakeHint({$IFDEF PS_USESSUPPORT}p.DeclareUnit{$ELSE}''{$ENDIF}, ehVariableNotUsed, p.Name) do
|
|
begin
|
|
FRow := p.DeclareRow;
|
|
FCol := p.DeclareCol;
|
|
FPosition := p.DeclarePos;
|
|
end;
|
|
end;
|
|
end;
|
|
if (not Func.ResultUsed) and (Func.Decl.Result <> nil) then
|
|
begin
|
|
with MakeHint({$IFDEF PS_USESSUPPORT}Func.DeclareUnit{$ELSE}''{$ENDIF}, ehVariableNotUsed, 'Result') do
|
|
begin
|
|
FRow := Func.DeclareRow;
|
|
FCol := Func.DeclareCol;
|
|
FPosition := Func.DeclarePos;
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
function TPSPascalCompiler.ProcIsDuplic(Decl: TPSParametersDecl; const FunctionName, FunctionParamNames: tbtString; const s: tbtString; Func: TPSInternalProcedure): Boolean;
|
|
var
|
|
i: Longint;
|
|
u: tbtString;
|
|
begin
|
|
if s = 'RESULT' then
|
|
Result := True
|
|
else if FunctionName = s then
|
|
Result := True
|
|
else
|
|
begin
|
|
for i := 0 to Decl.ParamCount -1 do
|
|
begin
|
|
if Decl.Params[i].Name = s then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
GRFW(u);
|
|
end;
|
|
u := FunctionParamNames;
|
|
while Pos(tbtchar('|'), u) > 0 do
|
|
begin
|
|
if copy(u, 1, Pos(tbtchar('|'), u) - 1) = s then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
Delete(u, 1, Pos(tbtchar('|'), u));
|
|
end;
|
|
if Func = nil then
|
|
begin
|
|
result := False;
|
|
exit;
|
|
end;
|
|
for i := 0 to Func.ProcVars.Count -1 do
|
|
begin
|
|
if s = PIFPSProcVar(Func.ProcVars[I]).Name then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
end;
|
|
for i := 0 to Func.FLabels.Count -1 do
|
|
begin
|
|
u := Func.FLabels[I];
|
|
delete(u, 1, 4);
|
|
if u = s then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
end;
|
|
Result := False;
|
|
end;
|
|
end;
|
|
procedure WriteProcVars(Func:TPSInternalProcedure; t: TPSList);
|
|
var
|
|
l: Longint;
|
|
v: PIFPSProcVar;
|
|
begin
|
|
for l := 0 to t.Count - 1 do
|
|
begin
|
|
v := t[l];
|
|
Func.Data := Func.Data + chr(cm_pt)+ PS_mi2s(v.AType.FinalTypeNo);
|
|
end;
|
|
end;
|
|
|
|
|
|
function TPSPascalCompiler.ApplyAttribsToFunction(func: TPSProcedure): boolean;
|
|
var
|
|
i: Longint;
|
|
begin
|
|
for i := 0 to Func.Attributes.Count -1 do
|
|
begin
|
|
if @Func.Attributes.Items[i].AType.OnApplyAttributeToProc <> nil then
|
|
begin
|
|
if not Func.Attributes.Items[i].AType.OnApplyAttributeToProc(Self, Func, Func.Attributes.Items[i]) then
|
|
begin
|
|
Result := false;
|
|
exit;
|
|
end;
|
|
end;
|
|
end;
|
|
result := true;
|
|
end;
|
|
|
|
|
|
function TPSPascalCompiler.ProcessFunction(AlwaysForward: Boolean; Att: TPSAttributes): Boolean;
|
|
var
|
|
FunctionType: TFuncType;
|
|
OriginalName, FunctionName: tbtString;
|
|
FunctionParamNames: tbtString;
|
|
FunctionTempType: TPSType;
|
|
ParamNo: Cardinal;
|
|
FunctionDecl: TPSParametersDecl;
|
|
modifier: TPSParameterMode;
|
|
Func: TPSInternalProcedure;
|
|
F2: TPSProcedure;
|
|
EPos, ECol, ERow: Cardinal;
|
|
E2Pos, E2Col, E2Row: Cardinal;
|
|
pp: TPSRegProc;
|
|
pp2: TPSExternalProcedure;
|
|
FuncNo, I: Longint;
|
|
Block: TPSBlockInfo;
|
|
begin
|
|
if att = nil then
|
|
begin
|
|
Att := TPSAttributes.Create;
|
|
if not ReadAttributes(Att) then
|
|
begin
|
|
att.free;
|
|
Result := false;
|
|
exit;
|
|
end;
|
|
end;
|
|
|
|
if FParser.CurrTokenId = CSTII_Procedure then
|
|
FunctionType := ftProc
|
|
else
|
|
FunctionType := ftFunc;
|
|
Func := nil;
|
|
EPos := FParser.CurrTokenPos;
|
|
ERow := FParser.Row;
|
|
ECol := FParser.Col;
|
|
FParser.Next;
|
|
Result := False;
|
|
if FParser.CurrTokenId <> CSTI_Identifier then
|
|
begin
|
|
MakeError('', ecIdentifierExpected, '');
|
|
att.free;
|
|
exit;
|
|
end;
|
|
if assigned(FOnFunctionStart) then
|
|
{$IFDEF PS_USESSUPPORT}
|
|
FOnFunctionStart(fModule + '.' + FParser.OriginalToken, EPos, ERow, ECol);
|
|
{$ELSE}
|
|
FOnFunctionStart(FParser.OriginalToken, EPos, ERow, ECol);
|
|
{$ENDIF}
|
|
EPos := FParser.CurrTokenPos;
|
|
ERow := FParser.Row;
|
|
ECol := FParser.Col;
|
|
OriginalName := FParser.OriginalToken;
|
|
FunctionName := FParser.GetToken;
|
|
FuncNo := -1;
|
|
for i := 0 to FProcs.Count -1 do
|
|
begin
|
|
f2 := FProcs[I];
|
|
if (f2.ClassType = TPSInternalProcedure) and (TPSInternalProcedure(f2).Name = FunctionName) and (TPSInternalProcedure(f2).Forwarded) then
|
|
begin
|
|
Func := FProcs[I];
|
|
FuncNo := i;
|
|
Break;
|
|
end;
|
|
end;
|
|
if (Func = nil) and IsDuplicate(FunctionName, [dcTypes, dcProcs, dcVars, dcConsts]) then
|
|
begin
|
|
att.free;
|
|
MakeError('', ecDuplicateIdentifier, FunctionName);
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
FunctionDecl := TPSParametersDecl.Create;
|
|
try
|
|
if FParser.CurrTokenId = CSTI_OpenRound then
|
|
begin
|
|
FParser.Next;
|
|
if FParser.CurrTokenId = CSTI_CloseRound then
|
|
begin
|
|
FParser.Next;
|
|
end
|
|
else
|
|
begin
|
|
if FunctionType = ftFunc then
|
|
ParamNo := 1
|
|
else
|
|
ParamNo := 0;
|
|
while True do
|
|
begin
|
|
if FParser.CurrTokenId = CSTII_Const then
|
|
begin
|
|
modifier := pmIn;
|
|
FParser.Next;
|
|
end
|
|
else
|
|
if FParser.CurrTokenId = CSTII_Out then
|
|
begin
|
|
modifier := pmOut;
|
|
FParser.Next;
|
|
end
|
|
else
|
|
if FParser.CurrTokenId = CSTII_Var then
|
|
begin
|
|
modifier := pmInOut;
|
|
FParser.Next;
|
|
end
|
|
else
|
|
modifier := pmIn;
|
|
if FParser.CurrTokenId <> CSTI_Identifier then
|
|
begin
|
|
MakeError('', ecIdentifierExpected, '');
|
|
exit;
|
|
end;
|
|
E2Pos := FParser.CurrTokenPos;
|
|
E2Row := FParser.Row;
|
|
E2Col := FParser.Col;
|
|
FunctionParamNames := '';
|
|
if ProcIsDuplic(FunctionDecl, FunctionName, FunctionParamNames, FParser.GetToken, Func) then
|
|
begin
|
|
MakeError('', ecDuplicateIdentifier, FParser.OriginalToken);
|
|
exit;
|
|
end;
|
|
FunctionParamNames := FParser.OriginalToken + '|';
|
|
if @FOnUseVariable <> nil then
|
|
begin
|
|
FOnUseVariable(Self, ivtParam, ParamNo, FProcs.Count, FParser.CurrTokenPos, '');
|
|
end;
|
|
inc(ParamNo);
|
|
FParser.Next;
|
|
while FParser.CurrTokenId = CSTI_Comma do
|
|
begin
|
|
FParser.Next;
|
|
if FParser.CurrTokenId <> CSTI_Identifier then
|
|
begin
|
|
MakeError('', ecIdentifierExpected, '');
|
|
exit;
|
|
end;
|
|
if ProcIsDuplic(FunctionDecl, FunctionName, FunctionParamNames, FParser.GetToken, Func) then
|
|
begin
|
|
MakeError('', ecDuplicateIdentifier, '');
|
|
exit;
|
|
end;
|
|
if @FOnUseVariable <> nil then
|
|
begin
|
|
FOnUseVariable(Self, ivtParam, ParamNo, FProcs.Count, FParser.CurrTokenPos, '');
|
|
end;
|
|
inc(ParamNo);
|
|
FunctionParamNames := FunctionParamNames + FParser.OriginalToken +
|
|
'|';
|
|
FParser.Next;
|
|
end;
|
|
if FParser.CurrTokenId <> CSTI_Colon then
|
|
begin
|
|
MakeError('', ecColonExpected, '');
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
FunctionTempType := at2ut(ReadType('', FParser));
|
|
if FunctionTempType = nil then
|
|
begin
|
|
exit;
|
|
end;
|
|
while Pos(tbtchar('|'), FunctionParamNames) > 0 do
|
|
begin
|
|
with FunctionDecl.AddParam do
|
|
begin
|
|
OrgName := copy(FunctionParamNames, 1, Pos(tbtchar('|'), FunctionParamNames) - 1);
|
|
Mode := modifier;
|
|
aType := FunctionTempType;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
DeclareUnit:=fModule;
|
|
{$ENDIF}
|
|
DeclarePos:=E2Pos;
|
|
DeclareRow:=E2Row;
|
|
DeclareCol:=E2Col;
|
|
end;
|
|
Delete(FunctionParamNames, 1, Pos(tbtchar('|'), FunctionParamNames));
|
|
end;
|
|
if FParser.CurrTokenId = CSTI_CloseRound then
|
|
break;
|
|
if FParser.CurrTokenId <> CSTI_Semicolon then
|
|
begin
|
|
MakeError('', ecSemicolonExpected, '');
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
end;
|
|
FParser.Next;
|
|
end;
|
|
end;
|
|
if FunctionType = ftFunc then
|
|
begin
|
|
if FParser.CurrTokenId <> CSTI_Colon then
|
|
begin
|
|
MakeError('', ecColonExpected, '');
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
FunctionTempType := at2ut(ReadType('', FParser));
|
|
if FunctionTempType = nil then
|
|
exit;
|
|
FunctionDecl.Result := FunctionTempType;
|
|
end;
|
|
if FParser.CurrTokenId <> CSTI_Semicolon then
|
|
begin
|
|
MakeError('', ecSemicolonExpected, '');
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
if (Func = nil) and (FParser.CurrTokenID = CSTII_External) then
|
|
begin
|
|
FParser.Next;
|
|
if FParser.CurrTokenID <> CSTI_String then
|
|
begin
|
|
MakeError('', ecStringExpected, '');
|
|
exit;
|
|
end;
|
|
FunctionParamNames := FParser.GetToken;
|
|
FunctionParamNames := copy(FunctionParamNames, 2, length(FunctionParamNames) - 2);
|
|
FParser.Next;
|
|
if FParser.CurrTokenID <> CSTI_Semicolon then
|
|
begin
|
|
MakeError('', ecSemicolonExpected, '');
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
if @FOnExternalProc = nil then
|
|
begin
|
|
MakeError('', ecSemicolonExpected, '');
|
|
exit;
|
|
end;
|
|
pp := FOnExternalProc(Self, FunctionDecl, OriginalName, FunctionParamNames);
|
|
if pp = nil then
|
|
begin
|
|
MakeError('', ecCustomError, '');
|
|
exit;
|
|
end;
|
|
pp2 := TPSExternalProcedure.Create;
|
|
pp2.Attributes.Assign(att, true);
|
|
pp2.RegProc := pp;
|
|
FProcs.Add(pp2);
|
|
FRegProcs.Add(pp);
|
|
Result := ApplyAttribsToFunction(pp2);
|
|
Exit;
|
|
end else if (FParser.CurrTokenID = CSTII_Forward) or AlwaysForward then
|
|
begin
|
|
if Func <> nil then
|
|
begin
|
|
MakeError('', ecBeginExpected, '');
|
|
exit;
|
|
end;
|
|
if not AlwaysForward then
|
|
begin
|
|
FParser.Next;
|
|
if FParser.CurrTokenID <> CSTI_Semicolon then
|
|
begin
|
|
MakeError('', ecSemicolonExpected, '');
|
|
Exit;
|
|
end;
|
|
FParser.Next;
|
|
end;
|
|
Func := NewProc(OriginalName, FunctionName);
|
|
Func.Attributes.Assign(Att, True);
|
|
Func.Forwarded := True;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
Func.FDeclareUnit := fModule;
|
|
{$ENDIF}
|
|
Func.FDeclarePos := EPos;
|
|
Func.FDeclareRow := ERow;
|
|
Func.FDeclarePos := ECol;
|
|
Func.Decl.Assign(FunctionDecl);
|
|
Result := ApplyAttribsToFunction(Func);
|
|
exit;
|
|
end;
|
|
if (Func = nil) then
|
|
begin
|
|
Func := NewProc(OriginalName, FunctionName);
|
|
Func.Attributes.Assign(att, True);
|
|
Func.Decl.Assign(FunctionDecl);
|
|
{$IFDEF PS_USESSUPPORT}
|
|
Func.FDeclareUnit := fModule;
|
|
{$ENDIF}
|
|
Func.FDeclarePos := EPos;
|
|
Func.FDeclareRow := ERow;
|
|
Func.FDeclareCol := ECol;
|
|
FuncNo := FProcs.Count -1;
|
|
if not ApplyAttribsToFunction(Func) then
|
|
begin
|
|
result := false;
|
|
exit;
|
|
end;
|
|
end else begin
|
|
if not FunctionDecl.Same(Func.Decl) then
|
|
begin
|
|
MakeError('', ecForwardParameterMismatch, '');
|
|
Result := false;
|
|
exit;
|
|
end;
|
|
Func.Forwarded := False;
|
|
end;
|
|
if FParser.CurrTokenID = CSTII_Export then
|
|
begin
|
|
FParser.Next;
|
|
if FParser.CurrTokenID <> CSTI_Semicolon then
|
|
begin
|
|
MakeError('', ecSemicolonExpected, '');
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
end;
|
|
while FParser.CurrTokenId <> CSTII_Begin do
|
|
begin
|
|
if FParser.CurrTokenId = CSTII_Var then
|
|
begin
|
|
if not DoVarBlock(Func) then
|
|
exit;
|
|
end else if FParser.CurrTokenId = CSTII_Label then
|
|
begin
|
|
if not ProcessLabel(Func) then
|
|
Exit;
|
|
end else
|
|
begin
|
|
MakeError('', ecBeginExpected, '');
|
|
exit;
|
|
end;
|
|
end;
|
|
Debug_WriteParams(FuncNo, Func);
|
|
WriteProcVars(Func, Func.ProcVars);
|
|
Block := TPSBlockInfo.Create(FGlobalBlock);
|
|
Block.SubType := tProcBegin;
|
|
Block.ProcNo := FuncNo;
|
|
Block.Proc := Func;
|
|
if not ProcessSub(Block) then
|
|
begin
|
|
Block.Free;
|
|
exit;
|
|
end;
|
|
Block.Free;
|
|
CheckForUnusedVars(Func);
|
|
Result := ProcessLabelForwards(Func);
|
|
if assigned(FOnFunctionEnd) then
|
|
{$IFDEF PS_USESSUPPORT}
|
|
OnFunctionEnd(fModule + '.' + OriginalName, FParser.CurrTokenPos, FParser.Row, FParser.Col);
|
|
{$ELSE}
|
|
OnFunctionEnd(OriginalName, FParser.CurrTokenPos, FParser.Row, FParser.Col);
|
|
{$ENDIF}
|
|
finally
|
|
FunctionDecl.Free;
|
|
att.Free;
|
|
end;
|
|
end;
|
|
|
|
function GetParamType(BlockInfo: TPSBlockInfo; I: Longint): TPSType;
|
|
begin
|
|
if BlockInfo.Proc.Decl.Result <> nil then dec(i);
|
|
if i = -1 then
|
|
Result := BlockInfo.Proc.Decl.Result
|
|
else
|
|
begin
|
|
Result := BlockInfo.Proc.Decl.Params[i].aType;
|
|
end;
|
|
end;
|
|
|
|
function TPSPascalCompiler.GetTypeNo(BlockInfo: TPSBlockInfo; p: TPSValue): TPSType;
|
|
begin
|
|
if p.ClassType = TPSUnValueOp then
|
|
Result := TPSUnValueOp(p).aType
|
|
else if p.ClassType = TPSBinValueOp then
|
|
Result := TPSBinValueOp(p).aType
|
|
else if p.ClassType = TPSValueArray then
|
|
Result := at2ut(FindType('TVariantArray'))
|
|
else if p.ClassType = TPSValueData then
|
|
Result := TPSValueData(p).Data.FType
|
|
else if p is TPSValueProc then
|
|
Result := TPSValueProc(p).ResultType
|
|
else if (p is TPSValueVar) and (TPSValueVar(p).RecCount > 0) then
|
|
Result := TPSValueVar(p).RecItem[TPSValueVar(p).RecCount - 1].aType
|
|
else if p.ClassType = TPSValueGlobalVar then
|
|
Result := TPSVar(FVars[TPSValueGlobalVar(p).GlobalVarNo]).FType
|
|
else if p.ClassType = TPSValueParamVar then
|
|
Result := GetParamType(BlockInfo, TPSValueParamVar(p).ParamNo)
|
|
else if p is TPSValueLocalVar then
|
|
Result := TPSProcVar(BlockInfo.Proc.ProcVars[TPSValueLocalVar(p).LocalVarNo]).AType
|
|
else if p.classtype = TPSValueReplace then
|
|
Result := GetTypeNo(BlockInfo, TPSValueReplace(p).NewValue)
|
|
else
|
|
Result := nil;
|
|
end;
|
|
|
|
function TPSPascalCompiler.IsVarInCompatible(ft1, ft2: TPSType): Boolean;
|
|
begin
|
|
ft1 := GetTypeCopyLink(ft1);
|
|
ft2 := GetTypeCopyLink(ft2);
|
|
Result := (ft1 <> ft2) and (ft2 <> nil);
|
|
end;
|
|
|
|
function TPSPascalCompiler.ValidateParameters(BlockInfo: TPSBlockInfo; Params: TPSParameters; ParamTypes: TPSParametersDecl): boolean;
|
|
var
|
|
i, c: Longint;
|
|
pType: TPSType;
|
|
|
|
begin
|
|
UseProc(ParamTypes);
|
|
c := 0;
|
|
for i := 0 to ParamTypes.ParamCount -1 do
|
|
begin
|
|
while (c < Longint(Params.Count)) and (Params[c].Val = nil) do
|
|
Inc(c);
|
|
if c >= Longint(Params.Count) then
|
|
begin
|
|
MakeError('', ecInvalidnumberOfParameters, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
Params[c].ExpectedType := ParamTypes.Params[i].aType;
|
|
Params[c].ParamMode := ParamTypes.Params[i].Mode;
|
|
if ParamTypes.Params[i].Mode <> pmIn then
|
|
begin
|
|
if not (Params[c].Val is TPSValueVar) then
|
|
begin
|
|
with MakeError('', ecVariableExpected, '') do
|
|
begin
|
|
Row := Params[c].Val.Row;
|
|
Col := Params[c].Val.Col;
|
|
Pos := Params[c].Val.Pos;
|
|
end;
|
|
result := false;
|
|
exit;
|
|
end;
|
|
PType := Params[c].ExpectedType;
|
|
if (PType = nil) or ((PType.BaseType = btArray) and (TPSArrayType(PType).ArrayTypeNo = nil) and (GetTypeNo(BlockInfo, Params[c].Val).BaseType = btArray)) or
|
|
(PType = FAnyString) then
|
|
begin
|
|
Params[c].ExpectedType := GetTypeNo(BlockInfo, Params[c].Val);
|
|
if PType <> nil then
|
|
if (Params[c].ExpectedType = nil) or not (Params[c].ExpectedType.BaseType in [btString,
|
|
{$IFNDEF PS_NOWIDESTRING}btWideString, btUnicodeString, btWideChar,{$ENDIF}
|
|
btChar]) then begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
if Params[c].ExpectedType.BaseType = btChar then
|
|
Params[c].ExpectedType := FindBaseType(btString) else
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
if Params[c].ExpectedType.BaseType = btWideChar then
|
|
Params[c].ExpectedType := FindBaseType(btUnicodeString);
|
|
{$ENDIF}
|
|
end else if (PType.BaseType = btArray) and (GetTypeNo(BlockInfo, Params[c].Val).BaseType = btArray) then
|
|
begin
|
|
if TPSArrayType(GetTypeNo(BlockInfo, Params[c].Val)).ArrayTypeNo <> TPSArrayType(PType).ArrayTypeNo then
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end else if IsVarInCompatible(PType, GetTypeNo(BlockInfo, Params[c].Val)) then
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
Inc(c);
|
|
end;
|
|
for i := c to Params.Count -1 do
|
|
begin
|
|
if Params[i].Val <> nil then
|
|
begin
|
|
MakeError('', ecInvalidnumberOfParameters, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
Result := true;
|
|
end;
|
|
|
|
function TPSPascalCompiler.DoTypeBlock(FParser: TPSPascalParser): Boolean;
|
|
var
|
|
VOrg,VName: tbtString;
|
|
Attr: TPSAttributes;
|
|
FType: TPSType;
|
|
i: Longint;
|
|
begin
|
|
Result := False;
|
|
FParser.Next;
|
|
repeat
|
|
Attr := TPSAttributes.Create;
|
|
if not ReadAttributes(Attr) then
|
|
begin
|
|
Attr.Free;
|
|
exit;
|
|
end;
|
|
if (FParser.CurrTokenID = CSTII_Procedure) or (FParser.CurrTokenID = CSTII_Function) then
|
|
begin
|
|
Result := ProcessFunction(false, Attr);
|
|
exit;
|
|
end;
|
|
if FParser.CurrTokenId <> CSTI_Identifier then
|
|
begin
|
|
MakeError('', ecIdentifierExpected, '');
|
|
Attr.Free;
|
|
exit;
|
|
end;
|
|
|
|
VName := FParser.GetToken;
|
|
VOrg := FParser.OriginalToken;
|
|
if IsDuplicate(VName, [dcTypes, dcProcs, dcVars]) then
|
|
begin
|
|
MakeError('', ecDuplicateIdentifier, FParser.OriginalToken);
|
|
Attr.Free;
|
|
exit;
|
|
end;
|
|
|
|
FParser.Next;
|
|
if FParser.CurrTokenId <> CSTI_Equal then
|
|
begin
|
|
MakeError('', ecIsExpected, '');
|
|
Attr.Free;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
FType := ReadType(VOrg, FParser);
|
|
if Ftype = nil then
|
|
begin
|
|
Attr.Free;
|
|
Exit;
|
|
end;
|
|
FType.Attributes.Assign(Attr, True);
|
|
for i := 0 to FType.Attributes.Count -1 do
|
|
begin
|
|
if @FType.Attributes[i].FAttribType.FAAType <> nil then
|
|
FType.Attributes[i].FAttribType.FAAType(Self, FType, Attr[i]);
|
|
end;
|
|
Attr.Free;
|
|
if FParser.CurrTokenID <> CSTI_Semicolon then
|
|
begin
|
|
MakeError('', ecSemicolonExpected, '');
|
|
Exit;
|
|
end;
|
|
FParser.Next;
|
|
until (FParser.CurrTokenId <> CSTI_Identifier) and (FParser.CurrTokenID <> CSTI_OpenBlock);
|
|
Result := True;
|
|
end;
|
|
|
|
procedure TPSPascalCompiler.Debug_WriteLine(BlockInfo: TPSBlockInfo);
|
|
var
|
|
b: Boolean;
|
|
begin
|
|
if @FOnWriteLine <> nil then begin
|
|
{$IFNDEF PS_USESSUPPORT}
|
|
b := FOnWriteLine(Self, FParser.CurrTokenPos);
|
|
{$ELSE}
|
|
b := FOnWriteLine(Self, FModule, FParser.CurrTokenPos);
|
|
{$ENDIF}
|
|
end else
|
|
b := true;
|
|
if b then Debug_SavePosition(BlockInfo.ProcNo, BlockInfo.Proc);
|
|
end;
|
|
|
|
|
|
function TPSPascalCompiler.ReadReal(const s: tbtString): PIfRVariant;
|
|
var
|
|
C: Integer;
|
|
begin
|
|
New(Result);
|
|
InitializeVariant(Result, FindBaseType(btExtended));
|
|
Val(string(s), Result^.textended, C);
|
|
end;
|
|
|
|
function TPSPascalCompiler.ReadString: PIfRVariant;
|
|
{$IFNDEF PS_NOWIDESTRING}var wchar: Boolean;{$ENDIF}
|
|
|
|
function ParseString({$IFNDEF PS_NOWIDESTRING}var res: tbtunicodestring{$ELSE}var res: tbtString{$ENDIF}): Boolean;
|
|
var
|
|
temp3: {$IFNDEF PS_NOWIDESTRING}tbtunicodestring{$ELSE}tbtString{$ENDIF};
|
|
|
|
function ChrToStr(s: tbtString): {$IFNDEF PS_NOWIDESTRING}widechar{$ELSE}tbtchar{$ENDIF};
|
|
var
|
|
w: Longint;
|
|
begin
|
|
Delete(s, 1, 1); {First char : #}
|
|
w := StrToInt(s);
|
|
Result := {$IFNDEF PS_NOWIDESTRING}widechar{$ELSE}tbtchar{$ENDIF}(w);
|
|
{$IFNDEF PS_NOWIDESTRING}if w > $FF then wchar := true;{$ENDIF}
|
|
end;
|
|
|
|
function PString(s: tbtString): tbtString;
|
|
var
|
|
i: Longint;
|
|
begin
|
|
s := copy(s, 2, Length(s) - 2);
|
|
i := length(s);
|
|
while i > 0 do
|
|
begin
|
|
if (i < length(s)) and (s[i] = #39) and (s[i + 1] = #39) then
|
|
begin
|
|
Delete(s, i, 1);
|
|
dec(i);
|
|
end;
|
|
dec(i);
|
|
end;
|
|
PString := s;
|
|
end;
|
|
var
|
|
lastwasstring: Boolean;
|
|
begin
|
|
temp3 := '';
|
|
while (FParser.CurrTokenId = CSTI_String) or (FParser.CurrTokenId = CSTI_Char) do
|
|
begin
|
|
lastwasstring := FParser.CurrTokenId = CSTI_String;
|
|
if FParser.CurrTokenId = CSTI_String then
|
|
begin
|
|
if UTF8Decode then
|
|
begin
|
|
temp3 := temp3 + {$IFNDEF PS_NOWIDESTRING}{$IFDEF DELPHI6UP}System.{$IFDEF DELPHI2009UP}UTF8ToWidestring{$ELSE}UTF8Decode{$ENDIF}{$ENDIF}{$ENDIF}(PString(FParser.GetToken));
|
|
{$IFNDEF PS_NOWIDESTRING}wchar:=true;{$ENDIF}
|
|
end else
|
|
temp3 := temp3 + {$IFNDEF PS_NOWIDESTRING}tbtUnicodestring{$ENDIF}(PString(FParser.GetToken));
|
|
|
|
FParser.Next;
|
|
if FParser.CurrTokenId = CSTI_String then
|
|
temp3 := temp3 + #39;
|
|
end {if}
|
|
else
|
|
begin
|
|
temp3 := temp3 + ChrToStr(FParser.GetToken);
|
|
FParser.Next;
|
|
end; {else if}
|
|
if lastwasstring and (FParser.CurrTokenId = CSTI_String) then
|
|
begin
|
|
MakeError('', ecSyntaxError, '');
|
|
result := false;
|
|
exit;
|
|
end;
|
|
end; {while}
|
|
res := temp3;
|
|
result := true;
|
|
end;
|
|
var
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
w: tbtunicodestring;
|
|
{$ENDIF}
|
|
s: tbtString;
|
|
begin
|
|
{$IFNDEF PS_NOWIDESTRING}wchar:=false;{$ENDIF}
|
|
if not ParseString({$IFDEF PS_NOWIDESTRING} s {$ELSE} w {$ENDIF}) then
|
|
begin
|
|
result := nil;
|
|
exit;
|
|
end;
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
if wchar then
|
|
begin
|
|
New(Result);
|
|
if Length(w) = 1 then
|
|
begin
|
|
InitializeVariant(Result, at2ut(FindBaseType(btwidechar)));
|
|
Result^.twidechar := w[1];
|
|
end else begin
|
|
InitializeVariant(Result, at2ut(FindBaseType(btUnicodeString)));
|
|
tbtunicodestring(Result^.tunistring) := w;
|
|
end;
|
|
end else begin
|
|
s := tbtstring(w);
|
|
{$ENDIF}
|
|
New(Result);
|
|
if Length(s) = 1 then
|
|
begin
|
|
InitializeVariant(Result, at2ut(FindBaseType(btchar)));
|
|
Result^.tchar := s[1];
|
|
end else begin
|
|
InitializeVariant(Result, at2ut(FindBaseType(btstring)));
|
|
tbtstring(Result^.tstring) := s;
|
|
end;
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
end;
|
|
{$ENDIF}
|
|
end;
|
|
|
|
|
|
function TPSPascalCompiler.ReadInteger(const s: tbtString): PIfRVariant;
|
|
var
|
|
R: {$IFNDEF PS_NOINT64}Int64;{$ELSE}Longint;{$ENDIF}
|
|
begin
|
|
New(Result);
|
|
{$IFNDEF PS_NOINT64}
|
|
r := StrToInt64Def(string(s), 0);
|
|
if (r >= Low(Integer)) and (r <= High(Integer)) then
|
|
begin
|
|
InitializeVariant(Result, at2ut(FindBaseType(bts32)));
|
|
Result^.ts32 := r;
|
|
end else if (r <= $FFFFFFFF) then
|
|
begin
|
|
InitializeVariant(Result, at2ut(FindBaseType(btu32)));
|
|
Result^.tu32 := r;
|
|
end else
|
|
begin
|
|
InitializeVariant(Result, at2ut(FindBaseType(bts64)));
|
|
Result^.ts64 := r;
|
|
end;
|
|
{$ELSE}
|
|
r := StrToIntDef(s, 0);
|
|
InitializeVariant(Result, at2ut(FindBaseType(bts32)));
|
|
Result^.ts32 := r;
|
|
{$ENDIF}
|
|
end;
|
|
|
|
function TPSPascalCompiler.ProcessSub(BlockInfo: TPSBlockInfo): Boolean;
|
|
|
|
function AllocStackReg2(MType: TPSType): TPSValue;
|
|
var
|
|
x: TPSProcVar;
|
|
begin
|
|
{$IFDEF DEBUG}
|
|
if (mtype = nil) or (not mtype.Used) then asm int 3; end;
|
|
{$ENDIF}
|
|
x := TPSProcVar.Create;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
x.DeclareUnit:=fModule;
|
|
{$ENDIF}
|
|
x.DeclarePos := FParser.CurrTokenPos;
|
|
x.DeclareRow := FParser.Row;
|
|
x.DeclareCol := FParser.Col;
|
|
x.Name := '';
|
|
x.AType := MType;
|
|
x.Use;
|
|
BlockInfo.Proc.ProcVars.Add(x);
|
|
Result := TPSValueAllocatedStackVar.Create;
|
|
Result.SetParserPos(FParser);
|
|
TPSValueAllocatedStackVar(Result).Proc := BlockInfo.Proc;
|
|
with TPSValueAllocatedStackVar(Result) do
|
|
begin
|
|
LocalVarNo := proc.ProcVars.Count -1;
|
|
end;
|
|
end;
|
|
|
|
function AllocStackReg(MType: TPSType): TPSValue;
|
|
begin
|
|
Result := AllocStackReg2(MType);
|
|
BlockWriteByte(BlockInfo, Cm_Pt);
|
|
BlockWriteLong(BlockInfo, MType.FinalTypeNo);
|
|
end;
|
|
|
|
function AllocPointer(MDestType: TPSType): TPSValue;
|
|
begin
|
|
Result := AllocStackReg(at2ut(FindBaseType(btPointer)));
|
|
TPSProcVar(BlockInfo.Proc.ProcVars[TPSValueAllocatedStackVar(Result).LocalVarNo]).AType := MDestType;
|
|
end;
|
|
|
|
function WriteCalculation(InData, OutReg: TPSValue): Boolean; forward;
|
|
function PreWriteOutRec(var X: TPSValue; FArrType: TPSType): Boolean; forward;
|
|
function WriteOutRec(x: TPSValue; AllowData: Boolean): Boolean; forward;
|
|
procedure AfterWriteOutRec(var x: TPSValue); forward;
|
|
|
|
function CheckCompatType(V1, v2: TPSValue): Boolean;
|
|
var
|
|
p1, P2: TPSType;
|
|
begin
|
|
p1 := GetTypeNo(BlockInfo, V1);
|
|
P2 := GetTypeNo(BlockInfo, v2);
|
|
if (p1 = nil) or (p2 = nil) then
|
|
begin
|
|
if ((p1 <> nil) and ({$IFNDEF PS_NOINTERFACES}(p1.ClassType = TPSInterfaceType) or {$ENDIF}(p1.BaseType = btProcPtr)) and (v2.ClassType = TPSValueNil)) or
|
|
((p2 <> nil) and ({$IFNDEF PS_NOINTERFACES}(p2.ClassType = TPSInterfaceType) or {$ENDIF}(p2.BaseType = btProcPtr)) and (v1.ClassType = TPSValueNil)) then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end else
|
|
if ((p1 <> nil) and ({$IFNDEF PS_NOINTERFACES}(p1.ClassType = TPSInterfaceType) or {$ENDIF}(p1.ClassType = TPSClassType)) and (v2.ClassType = TPSValueNil)) or
|
|
((p2 <> nil) and ({$IFNDEF PS_NOINTERFACES}(p2.ClassType = TPSInterfaceType) or {$ENDIF}(p2.ClassType = TPSClassType)) and (v1.ClassType = TPSValueNil)) then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end else
|
|
if ((p1 <> nil) and ({$IFNDEF PS_NOINTERFACES}(p1.ClassType = TPSInterfaceType) or {$ENDIF}(p1.ClassType = TPSUndefinedClassType)) and (v2.ClassType = TPSValueNil)) or
|
|
((p2 <> nil) and ({$IFNDEF PS_NOINTERFACES}(p2.ClassType = TPSInterfaceType) or {$ENDIF}(p2.ClassType = TPSUndefinedClassType)) and (v1.ClassType = TPSValueNil)) then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end else
|
|
if (v1.ClassType = TPSValueProcPtr) and (p2 <> nil) and (p2.BaseType = btProcPtr) then
|
|
begin
|
|
Result := CheckCompatProc(p2, TPSValueProcPtr(v1).ProcPtr);
|
|
exit;
|
|
end else if (v2.ClassType = TPSValueProcPtr) and (p1 <> nil) and (p1.BaseType = btProcPtr) then
|
|
begin
|
|
Result := CheckCompatProc(p1, TPSValueProcPtr(v2).ProcPtr);
|
|
exit;
|
|
end;
|
|
Result := False;
|
|
end else
|
|
if (p1 <> nil) and (p1.BaseType = btSet) and (v2 is TPSValueArray) then
|
|
begin
|
|
Result := True;
|
|
end else
|
|
Result := IsCompatibleType(p1, p2, False);
|
|
end;
|
|
|
|
function _ProcessFunction(ProcCall: TPSValueProc; ResultRegister: TPSValue): Boolean; forward;
|
|
function ProcessFunction2(ProcNo: Cardinal; Par: TPSParameters; ResultReg: TPSValue): Boolean;
|
|
var
|
|
Temp: TPSValueProcNo;
|
|
i: Integer;
|
|
begin
|
|
Temp := TPSValueProcNo.Create;
|
|
Temp.Parameters := Par;
|
|
Temp.ProcNo := ProcNo;
|
|
if TObject(FProcs[ProcNo]).ClassType = TPSInternalProcedure then
|
|
Temp.ResultType := TPSInternalProcedure(FProcs[ProcNo]).Decl.Result
|
|
else
|
|
Temp.ResultType := TPSExternalProcedure(FProcs[ProcNo]).RegProc.Decl.Result;
|
|
if (Temp.ResultType <> nil) and (Temp.ResultType = FAnyString) then begin // workaround to make the result type match
|
|
for i := 0 to Par.Count -1 do begin
|
|
if Par[i].ExpectedType.BaseType in [btString{$IFNDEF PS_NOWIDESTRING}, btWideString{$ENDIF}] then
|
|
Temp.ResultType := Par[i].ExpectedType;
|
|
end;
|
|
end;
|
|
Result := _ProcessFunction(Temp, ResultReg);
|
|
Temp.Parameters := nil;
|
|
Temp.Free;
|
|
end;
|
|
|
|
function MakeNil(NilPos, NilRow, nilCol: Cardinal;ivar: TPSValue): Boolean;
|
|
var
|
|
Procno: Cardinal;
|
|
PF: TPSType;
|
|
Par: TPSParameters;
|
|
begin
|
|
Pf := GetTypeNo(BlockInfo, IVar);
|
|
if not (Ivar is TPSValueVar) then
|
|
begin
|
|
with MakeError('', ecTypeMismatch, '') do
|
|
begin
|
|
FPosition := nilPos;
|
|
FRow := NilRow;
|
|
FCol := nilCol;
|
|
end;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
if (pf.BaseType = btProcPtr) then
|
|
begin
|
|
Result := True;
|
|
end else
|
|
if (pf.BaseType = btString) or (pf.BaseType = btPChar) then
|
|
begin
|
|
if not PreWriteOutRec(iVar, nil) then
|
|
begin
|
|
Result := false;
|
|
exit;
|
|
end;
|
|
BlockWriteByte(BlockInfo, CM_A);
|
|
WriteOutRec(ivar, False);
|
|
BlockWriteByte(BlockInfo, 1);
|
|
BlockWriteLong(BlockInfo, GetTypeNo(BlockInfo, IVar).FinalTypeNo);
|
|
BlockWriteLong(BlockInfo, 0); //empty tbtString
|
|
AfterWriteOutRec(ivar);
|
|
Result := True;
|
|
end else if (pf.BaseType = btClass) {$IFNDEF PS_NOINTERFACES}or (pf.BaseType = btInterface){$ENDIF} then
|
|
begin
|
|
{$IFNDEF PS_NOINTERFACES}
|
|
if (pf.BaseType = btClass) then
|
|
begin
|
|
{$ENDIF}
|
|
if not TPSClassType(pf).Cl.SetNil(ProcNo) then
|
|
begin
|
|
with MakeError('', ecTypeMismatch, '') do
|
|
begin
|
|
FPosition := nilPos;
|
|
FRow := NilRow;
|
|
FCol := nilCol;
|
|
end;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
{$IFNDEF PS_NOINTERFACES}
|
|
end else
|
|
begin
|
|
if not TPSInterfaceType(pf).Intf.SetNil(ProcNo) then
|
|
begin
|
|
with MakeError('', ecTypeMismatch, '') do
|
|
begin
|
|
FPosition := nilPos;
|
|
FRow := NilRow;
|
|
FCol := nilCol;
|
|
end;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
{$ENDIF}
|
|
Par := TPSParameters.Create;
|
|
with par.Add do
|
|
begin
|
|
Val := IVar;
|
|
ExpectedType := GetTypeNo(BlockInfo, ivar);
|
|
{$IFDEF DEBUG}
|
|
if not ExpectedType.Used then asm int 3; end;
|
|
{$ENDIF}
|
|
ParamMode := pmInOut;
|
|
end;
|
|
Result := ProcessFunction2(ProcNo, Par, nil);
|
|
|
|
Par[0].Val := nil; // don't free IVAR
|
|
|
|
Par.Free;
|
|
end else if pf.BaseType = btExtClass then
|
|
begin
|
|
if not TPSUndefinedClassType(pf).ExtClass.SetNil(ProcNo) then
|
|
begin
|
|
with MakeError('', ecTypeMismatch, '') do
|
|
begin
|
|
FPosition := nilPos;
|
|
FRow := NilRow;
|
|
FCol := nilCol;
|
|
end;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
Par := TPSParameters.Create;
|
|
with par.Add do
|
|
begin
|
|
Val := IVar;
|
|
ExpectedType := GetTypeNo(BlockInfo, ivar);
|
|
ParamMode := pmInOut;
|
|
end;
|
|
Result := ProcessFunction2(ProcNo, Par, nil);
|
|
|
|
Par[0].Val := nil; // don't free IVAR
|
|
|
|
Par.Free;
|
|
end else begin
|
|
with MakeError('', ecTypeMismatch, '') do
|
|
begin
|
|
FPosition := nilPos;
|
|
FRow := NilRow;
|
|
FCol := nilCol;
|
|
end;
|
|
Result := False;
|
|
end;
|
|
end;
|
|
function DoBinCalc(BVal: TPSBinValueOp; Output: TPSValue): Boolean;
|
|
var
|
|
tmpp, tmpc: TPSValue;
|
|
jend, jover: Cardinal;
|
|
procno: Cardinal;
|
|
|
|
begin
|
|
if BVal.Operator >= otGreaterEqual then
|
|
begin
|
|
if BVal.FVal1.ClassType = TPSValueNil then
|
|
begin
|
|
tmpp := AllocStackReg(GetTypeNo(BlockInfo, BVal.FVal2));
|
|
if not MakeNil(BVal.FVal1.Pos, BVal.FVal1.Row, BVal.FVal1.Col, tmpp) then
|
|
begin
|
|
tmpp.Free;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
tmpc := TPSValueReplace.Create;
|
|
with TPSValueReplace(tmpc) do
|
|
begin
|
|
OldValue := BVal.FVal1;
|
|
NewValue := tmpp;
|
|
end;
|
|
BVal.FVal1 := tmpc;
|
|
end;
|
|
if BVal.FVal2.ClassType = TPSValueNil then
|
|
begin
|
|
tmpp := AllocStackReg(GetTypeNo(BlockInfo, BVal.FVal1));
|
|
if not MakeNil(BVal.FVal2.Pos, BVal.FVal2.Row, BVal.FVal2.Col, tmpp) then
|
|
begin
|
|
tmpp.Free;;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
tmpc := TPSValueReplace.Create;
|
|
with TPSValueReplace(tmpc) do
|
|
begin
|
|
OldValue := BVal.FVal2;
|
|
NewValue := tmpp;
|
|
end;
|
|
BVal.FVal2 := tmpc;
|
|
end;
|
|
if GetTypeNo(BlockInfo, BVal.FVal1).BaseType = btExtClass then
|
|
begin
|
|
if not TPSUndefinedClassType(GetTypeNo(BlockInfo, BVal.FVal1)).ExtClass.CompareClass(GetTypeNo(BlockInfo, Bval.FVal2), ProcNo) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
tmpp := TPSValueProcNo.Create;
|
|
with TPSValueProcNo(tmpp) do
|
|
begin
|
|
ResultType := at2ut(FDefaultBoolType);
|
|
Parameters := TPSParameters.Create;
|
|
ProcNo := procno;
|
|
Pos := BVal.Pos;
|
|
Col := BVal.Col;
|
|
Row := BVal.Row;
|
|
with parameters.Add do
|
|
begin
|
|
Val := BVal.FVal1;
|
|
ExpectedType := GetTypeNo(BlockInfo, Val);
|
|
end;
|
|
with parameters.Add do
|
|
begin
|
|
Val := BVal.FVal2;
|
|
ExpectedType := GetTypeNo(BlockInfo, Val);
|
|
end;
|
|
end;
|
|
if Bval.Operator = otNotEqual then
|
|
begin
|
|
tmpc := TPSUnValueOp.Create;
|
|
TPSUnValueOp(tmpc).Operator := otNot;
|
|
TPSUnValueOp(tmpc).Val1 := tmpp;
|
|
TPSUnValueOp(tmpc).aType := GetTypeNo(BlockInfo, tmpp);
|
|
end else tmpc := tmpp;
|
|
Result := WriteCalculation(tmpc, Output);
|
|
with TPSValueProcNo(tmpp) do
|
|
begin
|
|
Parameters[0].Val := nil;
|
|
Parameters[1].Val := nil;
|
|
end;
|
|
tmpc.Free;
|
|
if BVal.Val1.ClassType = TPSValueReplace then
|
|
begin
|
|
tmpp := TPSValueReplace(BVal.Val1).OldValue;
|
|
BVal.Val1.Free;
|
|
BVal.Val1 := tmpp;
|
|
end;
|
|
if BVal.Val2.ClassType = TPSValueReplace then
|
|
begin
|
|
tmpp := TPSValueReplace(BVal.Val2).OldValue;
|
|
BVal.Val2.Free;
|
|
BVal.Val2 := tmpp;
|
|
end;
|
|
exit;
|
|
end;
|
|
if not (PreWriteOutRec(Output, nil) and PreWriteOutRec(BVal.FVal1, GetTypeNo(BlockInfo, BVal.FVal2)) and PreWriteOutRec(BVal.FVal2, GetTypeNo(BlockInfo, BVal.FVal1))) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
BlockWriteByte(BlockInfo, CM_CO);
|
|
case BVal.Operator of
|
|
otGreaterEqual: BlockWriteByte(BlockInfo, 0);
|
|
otLessEqual: BlockWriteByte(BlockInfo, 1);
|
|
otGreater: BlockWriteByte(BlockInfo, 2);
|
|
otLess: BlockWriteByte(BlockInfo, 3);
|
|
otEqual: BlockWriteByte(BlockInfo, 5);
|
|
otNotEqual: BlockWriteByte(BlockInfo, 4);
|
|
otIn: BlockWriteByte(BlockInfo, 6);
|
|
otIs: BlockWriteByte(BlockInfo, 7);
|
|
end;
|
|
|
|
if not (WriteOutRec(Output, False) and writeOutRec(BVal.FVal1, True) and writeOutRec(BVal.FVal2, True)) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
AfterWriteOutrec(BVal.FVal1);
|
|
AfterWriteOutrec(BVal.FVal2);
|
|
AfterWriteOutrec(Output);
|
|
if BVal.Val1.ClassType = TPSValueReplace then
|
|
begin
|
|
tmpp := TPSValueReplace(BVal.Val1).OldValue;
|
|
BVal.Val1.Free;
|
|
BVal.Val1 := tmpp;
|
|
end;
|
|
if BVal.Val2.ClassType = TPSValueReplace then
|
|
begin
|
|
tmpp := TPSValueReplace(BVal.Val2).OldValue;
|
|
BVal.Val2.Free;
|
|
BVal.Val2 := tmpp;
|
|
end;
|
|
end else begin
|
|
if (BVal.aType <> nil) and (BVal.aType <> GetTypeNo(BlockInfo, Output)) then begin
|
|
tmpp := AllocStackReg(BVal.aType);
|
|
PreWriteOutrec(tmpp, nil);
|
|
DoBinCalc(BVal, tmpp);
|
|
afterwriteoutrec(tmpp);
|
|
result := WriteCalculation(tmpp, output);
|
|
tmpp.Free;
|
|
exit;
|
|
end;
|
|
|
|
if not PreWriteOutRec(Output, nil) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
if not SameReg(Output, BVal.Val1) then
|
|
begin
|
|
if not WriteCalculation(BVal.FVal1, Output) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
if (FBooleanShortCircuit) and (IsBoolean(BVal.aType)) then
|
|
begin
|
|
if BVal.Operator = otAnd then
|
|
begin
|
|
BlockWriteByte(BlockInfo, Cm_CNG);
|
|
jover := Length(BlockInfo.Proc.FData);
|
|
BlockWriteLong(BlockInfo, 0);
|
|
WriteOutRec(Output, True);
|
|
jend := Length(BlockInfo.Proc.FData);
|
|
end else if BVal.Operator = otOr then
|
|
begin
|
|
BlockWriteByte(BlockInfo, Cm_CG);
|
|
jover := Length(BlockInfo.Proc.FData);
|
|
BlockWriteLong(BlockInfo, 0);
|
|
WriteOutRec(Output, True);
|
|
jend := Length(BlockInfo.Proc.FData);
|
|
end else
|
|
begin
|
|
jover := 0;
|
|
jend := 0;
|
|
end;
|
|
end else
|
|
begin
|
|
jover := 0;
|
|
jend := 0;
|
|
end;
|
|
if not PreWriteOutrec(BVal.FVal2, GetTypeNo(BlockInfo, Output)) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
BlockWriteByte(BlockInfo, Cm_CA);
|
|
if BVAL.Operator = otIntDiv then
|
|
BlockWriteByte(BlockInfo, Ord(otDiv))
|
|
else
|
|
BlockWriteByte(BlockInfo, Ord(BVal.Operator));
|
|
if not (WriteOutRec(Output, False) and WriteOutRec(BVal.FVal2, True)) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
AfterWriteOutRec(BVal.FVal2);
|
|
if FBooleanShortCircuit and (IsBoolean(BVal.aType)) and (JOver <> JEnd) then
|
|
begin
|
|
{$ifdef FPC_REQUIRES_PROPER_ALIGNMENT}
|
|
unaligned(Cardinal((@BlockInfo.Proc.FData[jover+1])^)) := Cardinal(Length(BlockInfo.Proc.FData)) - jend;
|
|
{$else}
|
|
Cardinal((@BlockInfo.Proc.FData[jover+1])^) := Cardinal(Length(BlockInfo.Proc.FData)) - jend;
|
|
{$endif}
|
|
end;
|
|
AfterWriteOutRec(Output);
|
|
end;
|
|
Result := True;
|
|
end;
|
|
|
|
function DoUnCalc(Val: TPSUnValueOp; Output: TPSValue): Boolean;
|
|
var
|
|
Tmp: TPSValue;
|
|
begin
|
|
if not PreWriteOutRec(Output, nil) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
case Val.Operator of
|
|
otNot:
|
|
begin
|
|
if not SameReg(Val.FVal1, Output) then
|
|
begin
|
|
if not WriteCalculation(Val.FVal1, Output) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
if IsBoolean(GetTypeNo(BlockInfo, Val)) then
|
|
BlockWriteByte(BlockInfo, cm_bn)
|
|
else
|
|
BlockWriteByte(BlockInfo, cm_in);
|
|
if not WriteOutRec(Output, True) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
otMinus:
|
|
begin
|
|
if not SameReg(Val.FVal1, Output) then
|
|
begin
|
|
if not WriteCalculation(Val.FVal1, Output) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
BlockWriteByte(BlockInfo, cm_vm);
|
|
if not WriteOutRec(Output, True) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
otCast:
|
|
begin
|
|
if ((Val.aType.BaseType = btChar) and (Val.aType.BaseType <> btU8)) {$IFNDEF PS_NOWIDESTRING}or
|
|
((Val.aType.BaseType = btWideChar) and (Val.aType.BaseType <> btU16)){$ENDIF} then
|
|
begin
|
|
Tmp := AllocStackReg(Val.aType);
|
|
end else
|
|
Tmp := Output;
|
|
if not (PreWriteOutRec(Val.FVal1, GetTypeNo(BlockInfo, Tmp)) and PreWriteOutRec(Tmp, GetTypeNo(BlockInfo, Tmp))) then
|
|
begin
|
|
Result := False;
|
|
if tmp <> Output then Tmp.Free;
|
|
exit;
|
|
end;
|
|
BlockWriteByte(BlockInfo, CM_A);
|
|
if not (WriteOutRec(Tmp, False) and WriteOutRec(Val.FVal1, True)) then
|
|
begin
|
|
Result := false;
|
|
if tmp <> Output then Tmp.Free;
|
|
exit;
|
|
end;
|
|
AfterWriteOutRec(val.Fval1);
|
|
if Tmp <> Output then
|
|
begin
|
|
if not WriteCalculation(Tmp, Output) then
|
|
begin
|
|
Result := false;
|
|
Tmp.Free;
|
|
exit;
|
|
end;
|
|
end;
|
|
AfterWriteOutRec(Tmp);
|
|
if Tmp <> Output then
|
|
Tmp.Free;
|
|
end;
|
|
{else donothing}
|
|
end;
|
|
AfterWriteOutRec(Output);
|
|
Result := True;
|
|
end;
|
|
|
|
|
|
function GetAddress(Val: TPSValue): Cardinal;
|
|
begin
|
|
if Val.ClassType = TPSValueGlobalVar then
|
|
Result := TPSValueGlobalVar(val).GlobalVarNo
|
|
else if Val.ClassType = TPSValueLocalVar then
|
|
Result := PSAddrStackStart + TPSValueLocalVar(val).LocalVarNo + 1
|
|
else if Val.ClassType = TPSValueParamVar then
|
|
Result := PSAddrStackStart - TPSValueParamVar(val).ParamNo -1
|
|
else if Val.ClassType = TPSValueAllocatedStackVar then
|
|
Result := PSAddrStackStart + TPSValueAllocatedStackVar(val).LocalVarNo + 1
|
|
else
|
|
Result := InvalidVal;
|
|
end;
|
|
|
|
|
|
function PreWriteOutRec(var X: TPSValue; FArrType: TPSType): Boolean;
|
|
var
|
|
rr: TPSSubItem;
|
|
tmpp,
|
|
tmpc: TPSValue;
|
|
i: Longint;
|
|
function MakeSet(SetType: TPSSetType; arr: TPSValueArray): Boolean;
|
|
var
|
|
c, i: Longint;
|
|
dataval: TPSValueData;
|
|
mType: TPSType;
|
|
begin
|
|
Result := True;
|
|
dataval := TPSValueData.Create;
|
|
dataval.Data := NewVariant(FarrType);
|
|
for i := 0 to arr.count -1 do
|
|
begin
|
|
mType := GetTypeNo(BlockInfo, arr.Item[i]);
|
|
if mType <> SetType.SetType then
|
|
begin
|
|
with MakeError('', ecTypeMismatch, '') do
|
|
begin
|
|
FCol := arr.item[i].Col;
|
|
FRow := arr.item[i].Row;
|
|
FPosition := arr.item[i].Pos;
|
|
end;
|
|
DataVal.Free;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
if arr.Item[i] is TPSValueData then
|
|
begin
|
|
c := GetInt(TPSValueData(arr.Item[i]).Data, Result);
|
|
if not Result then
|
|
begin
|
|
dataval.Free;
|
|
exit;
|
|
end;
|
|
Set_MakeMember(c, dataval.Data.tstring);
|
|
end else
|
|
begin
|
|
DataVal.Free;
|
|
MakeError('', ecTypeMismatch, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
tmpc := TPSValueReplace.Create;
|
|
with TPSValueReplace(tmpc) do
|
|
begin
|
|
OldValue := x;
|
|
NewValue := dataval;
|
|
PreWriteAllocated := True;
|
|
end;
|
|
x := tmpc;
|
|
end;
|
|
begin
|
|
Result := True;
|
|
if x.ClassType = TPSValueReplace then
|
|
begin
|
|
if TPSValueReplace(x).PreWriteAllocated then
|
|
begin
|
|
inc(TPSValueReplace(x).FReplaceTimes);
|
|
end;
|
|
end else
|
|
if x.ClassType = TPSValueProcPtr then
|
|
begin
|
|
if FArrType = nil then
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
Result := False;
|
|
Exit;
|
|
end;
|
|
tmpp := TPSValueData.Create;
|
|
TPSValueData(tmpp).Data := NewVariant(FArrType);
|
|
TPSValueData(tmpp).Data.tu32 := TPSValueProcPtr(x).ProcPtr;
|
|
tmpc := TPSValueReplace.Create;
|
|
with TPSValueReplace(tmpc) do
|
|
begin
|
|
PreWriteAllocated := True;
|
|
OldValue := x;
|
|
NewValue := tmpp;
|
|
end;
|
|
x := tmpc;
|
|
end else
|
|
if x.ClassType = TPSValueNil then
|
|
begin
|
|
if FArrType = nil then
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
Result := False;
|
|
Exit;
|
|
end;
|
|
tmpp := AllocStackReg(FArrType);
|
|
if not MakeNil(x.Pos, x.Row, x.Col, tmpp) then
|
|
begin
|
|
tmpp.Free;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
tmpc := TPSValueReplace.Create;
|
|
with TPSValueReplace(tmpc) do
|
|
begin
|
|
PreWriteAllocated := True;
|
|
OldValue := x;
|
|
NewValue := tmpp;
|
|
end;
|
|
x := tmpc;
|
|
end else
|
|
if x.ClassType = TPSValueArray then
|
|
begin
|
|
if FArrType = nil then
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
Result := False;
|
|
Exit;
|
|
end;
|
|
if TPSType(FArrType).BaseType = btSet then
|
|
begin
|
|
Result := MakeSet(TPSSetType(FArrType), TPSValueArray(x));
|
|
exit;
|
|
end;
|
|
if TPSType(FarrType).BaseType = btVariant then
|
|
FArrType := FindAndAddType(self, '', 'array of variant');
|
|
if TPSType(FarrType).BaseType <> btArray then
|
|
FArrType := FindAndAddType(self, '', 'array of variant');
|
|
|
|
tmpp := AllocStackReg(FArrType);
|
|
tmpc := AllocStackReg(FindBaseType(bts32));
|
|
BlockWriteByte(BlockInfo, CM_A);
|
|
WriteOutrec(tmpc, False);
|
|
BlockWriteByte(BlockInfo, 1);
|
|
BlockWriteLong(BlockInfo, FindBaseType(bts32).FinalTypeNo);
|
|
BlockWriteLong(BlockInfo, TPSValueArray(x).Count);
|
|
BlockWriteByte(BlockInfo, CM_PV);
|
|
WriteOutrec(tmpp, False);
|
|
BlockWriteByte(BlockInfo, CM_C);
|
|
BlockWriteLong(BlockInfo, FindProc('SETARRAYLENGTH'));
|
|
BlockWriteByte(BlockInfo, CM_PO);
|
|
tmpc.Free;
|
|
rr := TPSSubNumber.Create;
|
|
rr.aType := TPSArrayType(FArrType).ArrayTypeNo;
|
|
TPSValueVar(tmpp).RecAdd(rr);
|
|
for i := 0 to TPSValueArray(x).Count -1 do
|
|
begin
|
|
TPSSubNumber(rr).SubNo := i;
|
|
tmpc := TPSValueArray(x).Item[i];
|
|
if not PreWriteOutRec(tmpc, GetTypeNo(BlockInfo, tmpc)) then
|
|
begin
|
|
tmpp.Free;
|
|
Result := false;
|
|
exit;
|
|
end;
|
|
if TPSArrayType(FArrType).ArrayTypeNo.BaseType = btPointer then
|
|
BlockWriteByte(BlockInfo, cm_spc)
|
|
else
|
|
BlockWriteByte(BlockInfo, cm_a);
|
|
if not (WriteOutrec(tmpp, False) and WriteOutRec(tmpc, True)) then
|
|
begin
|
|
Tmpp.Free;
|
|
Result := false;
|
|
exit;
|
|
end;
|
|
AfterWriteOutRec(tmpc);
|
|
end;
|
|
TPSValueVar(tmpp).RecDelete(0);
|
|
tmpc := TPSValueReplace.Create;
|
|
with TPSValueReplace(tmpc) do
|
|
begin
|
|
PreWriteAllocated := True;
|
|
OldValue := x;
|
|
NewValue := tmpp;
|
|
end;
|
|
x := tmpc;
|
|
end else if (x.ClassType = TPSUnValueOp) then
|
|
begin
|
|
tmpp := AllocStackReg(GetTypeNo(BlockInfo, x));
|
|
if not DoUnCalc(TPSUnValueOp(x), tmpp) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
tmpc := TPSValueReplace.Create;
|
|
with TPSValueReplace(tmpc) do
|
|
begin
|
|
PreWriteAllocated := True;
|
|
OldValue := x;
|
|
NewValue := tmpp;
|
|
end;
|
|
x := tmpc;
|
|
end else if (x.ClassType = TPSBinValueOp) then
|
|
begin
|
|
tmpp := AllocStackReg(GetTypeNo(BlockInfo, x));
|
|
if not DoBinCalc(TPSBinValueOp(x), tmpp) then
|
|
begin
|
|
tmpp.Free;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
tmpc := TPSValueReplace.Create;
|
|
with TPSValueReplace(tmpc) do
|
|
begin
|
|
PreWriteAllocated := True;
|
|
OldValue := x;
|
|
NewValue := tmpp;
|
|
end;
|
|
x := tmpc;
|
|
end else if x is TPSValueProc then
|
|
begin
|
|
tmpp := AllocStackReg(TPSValueProc(x).ResultType);
|
|
if not WriteCalculation(x, tmpp) then
|
|
begin
|
|
tmpp.Free;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
tmpc := TPSValueReplace.Create;
|
|
with TPSValueReplace(tmpc) do
|
|
begin
|
|
PreWriteAllocated := True;
|
|
OldValue := x;
|
|
NewValue := tmpp;
|
|
end;
|
|
x := tmpc;
|
|
end else if (x is TPSValueVar) and (TPSValueVar(x).RecCount <> 0) then
|
|
begin
|
|
if TPSValueVar(x).RecCount = 1 then
|
|
begin
|
|
rr := TPSValueVar(x).RecItem[0];
|
|
if rr.ClassType <> TPSSubValue then
|
|
exit; // there is no need pre-calculate anything
|
|
if (TPSSubValue(rr).SubNo is TPSValueVar) and (TPSValueVar(TPSSubValue(rr).SubNo).RecCount = 0) then
|
|
exit;
|
|
end; //if
|
|
tmpp := AllocPointer(GetTypeNo(BlockInfo, x));
|
|
BlockWriteByte(BlockInfo, cm_sp);
|
|
WriteOutRec(tmpp, True);
|
|
BlockWriteByte(BlockInfo, 0);
|
|
BlockWriteLong(BlockInfo, GetAddress(x));
|
|
for i := 0 to TPSValueVar(x).RecCount - 1 do
|
|
begin
|
|
rr := TPSValueVar(x).RecItem[I];
|
|
if rr.ClassType = TPSSubNumber then
|
|
begin
|
|
BlockWriteByte(BlockInfo, cm_sp);
|
|
WriteOutRec(tmpp, false);
|
|
BlockWriteByte(BlockInfo, 2);
|
|
BlockWriteLong(BlockInfo, GetAddress(tmpp));
|
|
BlockWriteLong(BlockInfo, TPSSubNumber(rr).SubNo);
|
|
end else begin // if rr.classtype = TPSSubValue then begin
|
|
tmpc := AllocStackReg(FindBaseType(btU32));
|
|
if not WriteCalculation(TPSSubValue(rr).SubNo, tmpc) then
|
|
begin
|
|
tmpc.Free;
|
|
tmpp.Free;
|
|
Result := False;
|
|
exit;
|
|
end; //if
|
|
BlockWriteByte(BlockInfo, cm_sp);
|
|
WriteOutRec(tmpp, false);
|
|
BlockWriteByte(BlockInfo, 3);
|
|
BlockWriteLong(BlockInfo, GetAddress(tmpp));
|
|
BlockWriteLong(BlockInfo, GetAddress(tmpc));
|
|
tmpc.Free;
|
|
end;
|
|
end; // for
|
|
tmpc := TPSValueReplace.Create;
|
|
with TPSValueReplace(tmpc) do
|
|
begin
|
|
OldValue := x;
|
|
NewValue := tmpp;
|
|
PreWriteAllocated := True;
|
|
end;
|
|
x := tmpc;
|
|
end;
|
|
|
|
end;
|
|
|
|
procedure AfterWriteOutRec(var x: TPSValue);
|
|
var
|
|
tmp: TPSValue;
|
|
begin
|
|
if (x.ClassType = TPSValueReplace) and (TPSValueReplace(x).PreWriteAllocated) then
|
|
begin
|
|
Dec(TPSValueReplace(x).FReplaceTimes);
|
|
if TPSValueReplace(x).ReplaceTimes = 0 then
|
|
begin
|
|
tmp := TPSValueReplace(x).OldValue;
|
|
x.Free;
|
|
x := tmp;
|
|
end;
|
|
end;
|
|
end; //afterwriteoutrec
|
|
|
|
function WriteOutRec(x: TPSValue; AllowData: Boolean): Boolean;
|
|
var
|
|
rr: TPSSubItem;
|
|
begin
|
|
Result := True;
|
|
if x.ClassType = TPSValueReplace then
|
|
Result := WriteOutRec(TPSValueReplace(x).NewValue, AllowData)
|
|
else if x is TPSValueVar then
|
|
begin
|
|
if TPSValueVar(x).RecCount = 0 then
|
|
begin
|
|
BlockWriteByte(BlockInfo, 0);
|
|
BlockWriteLong(BlockInfo, GetAddress(x));
|
|
end
|
|
else
|
|
begin
|
|
rr := TPSValueVar(x).RecItem[0];
|
|
if rr.ClassType = TPSSubNumber then
|
|
begin
|
|
BlockWriteByte(BlockInfo, 2);
|
|
BlockWriteLong(BlockInfo, GetAddress(x));
|
|
BlockWriteLong(BlockInfo, TPSSubNumber(rr).SubNo);
|
|
end
|
|
else
|
|
begin
|
|
BlockWriteByte(BlockInfo, 3);
|
|
BlockWriteLong(BlockInfo, GetAddress(x));
|
|
BlockWriteLong(BlockInfo, GetAddress(TPSSubValue(rr).SubNo));
|
|
end;
|
|
end;
|
|
end else if x.ClassType = TPSValueData then
|
|
begin
|
|
if AllowData then
|
|
begin
|
|
BlockWriteByte(BlockInfo, 1);
|
|
BlockWriteVariant(BlockInfo, TPSValueData(x).Data)
|
|
end
|
|
else
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end else
|
|
Result := False;
|
|
end;
|
|
|
|
function ReadParameters(IsProperty: Boolean; Dest: TPSParameters): Boolean; forward;
|
|
{$IFNDEF PS_NOIDISPATCH}
|
|
function ReadIDispatchParameters(const ProcName: tbtString; aVariantType: TPSVariantType; FSelf: TPSValue): TPSValue; forward;
|
|
{$ENDIF}
|
|
function ReadProcParameters(ProcNo: Cardinal; FSelf: TPSValue): TPSValue; forward;
|
|
function ReadVarParameters(ProcNoVar: TPSValue): TPSValue; forward;
|
|
|
|
function calc(endOn: TPSPasToken): TPSValue; forward;
|
|
procedure CheckNotificationVariant(var Val: TPSValue);
|
|
var
|
|
aType: TPSType;
|
|
Call: TPSValueProcNo;
|
|
tmp: TPSValue;
|
|
begin
|
|
if not (Val is TPSValueGlobalVar) then exit;
|
|
aType := GetTypeNo(BlockInfo, Val);
|
|
if (AType = nil) or (AType.BaseType <> btNotificationVariant) then exit;
|
|
if FParser.CurrTokenId = CSTI_Assignment then
|
|
begin
|
|
Call := TPSValueProcNo.Create;
|
|
Call.ResultType := nil;
|
|
Call.SetParserPos(FParser);
|
|
Call.ProcNo := FindProc('!NOTIFICATIONVARIANTSET');;
|
|
Call.SetParserPos(FParser);
|
|
Call.Parameters := TPSParameters.Create;
|
|
Tmp := TPSValueData.Create;
|
|
TPSVAlueData(tmp).Data := NewVariant(at2ut(FindBaseType(btString)));
|
|
tbtString(TPSValueData(tmp).Data.tstring) := TPSVar(FVars[TPSValueGlobalVar(Val).GlobalVarNo]).OrgName;
|
|
with call.Parameters.Add do
|
|
begin
|
|
Val := tmp;
|
|
ExpectedType := TPSValueData(tmp).Data.FType;
|
|
end;
|
|
FParser.Next;
|
|
tmp := Calc(CSTI_SemiColon);
|
|
if tmp = nil then
|
|
begin
|
|
Val.Free;
|
|
Val := nil;
|
|
exit;
|
|
end;
|
|
with Call.Parameters.Add do
|
|
begin
|
|
Val := tmp;
|
|
ExpectedType := at2ut(FindBaseType(btVariant));
|
|
end;
|
|
Val.Free;
|
|
Val := Call;
|
|
end else begin
|
|
Call := TPSValueProcNo.Create;
|
|
Call.ResultType := AT2UT(FindBaseType(btVariant));
|
|
Call.SetParserPos(FParser);
|
|
Call.ProcNo := FindProc('!NOTIFICATIONVARIANTGET');
|
|
Call.SetParserPos(FParser);
|
|
Call.Parameters := TPSParameters.Create;
|
|
Tmp := TPSValueData.Create;
|
|
TPSVAlueData(tmp).Data := NewVariant(at2ut(FindBaseType(btString)));
|
|
tbtString(TPSValueData(tmp).Data.tstring) := TPSVar(FVars[TPSValueGlobalVar(Val).GlobalVarNo]).OrgName;
|
|
with call.Parameters.Add do
|
|
begin
|
|
Val := tmp;
|
|
ExpectedType := TPSValueData(tmp).Data.FType;
|
|
end;
|
|
Val.Free;
|
|
Val := Call;
|
|
end;
|
|
end;
|
|
|
|
procedure CheckProcCall(var x: TPSValue);
|
|
var
|
|
aType: TPSType;
|
|
begin
|
|
if FParser.CurrTokenId in [CSTI_Dereference, CSTI_OpenRound] then
|
|
begin
|
|
aType := GetTypeNo(BlockInfo, x);
|
|
if (aType = nil) or (aType.BaseType <> btProcPtr) then
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
x.Free;
|
|
x := nil;
|
|
Exit;
|
|
end;
|
|
if FParser.CurrTokenId = CSTI_Dereference then
|
|
FParser.Next;
|
|
x := ReadVarParameters(x);
|
|
end;
|
|
end;
|
|
|
|
procedure CheckFurther(var x: TPSValue; ImplicitPeriod: Boolean);
|
|
var
|
|
t: Cardinal;
|
|
rr: TPSSubItem;
|
|
L: Longint;
|
|
u: TPSType;
|
|
Param: TPSParameter;
|
|
tmp, tmpn: TPSValue;
|
|
tmp3: TPSValueProcNo;
|
|
tmp2: Boolean;
|
|
|
|
function FindSubR(const n: tbtString; FType: TPSType): Cardinal;
|
|
var
|
|
h, I: Longint;
|
|
rvv: PIFPSRecordFieldTypeDef;
|
|
begin
|
|
h := MakeHash(n);
|
|
for I := 0 to TPSRecordType(FType).RecValCount - 1 do
|
|
begin
|
|
rvv := TPSRecordType(FType).RecVal(I);
|
|
if (rvv.FieldNameHash = h) and (rvv.FieldName = n) then
|
|
begin
|
|
Result := I;
|
|
exit;
|
|
end;
|
|
end;
|
|
Result := InvalidVal;
|
|
end;
|
|
|
|
begin
|
|
(* if not (x is TPSValueVar) then
|
|
Exit;*)
|
|
u := GetTypeNo(BlockInfo, x);
|
|
if u = nil then exit;
|
|
while True do
|
|
begin
|
|
if (u.BaseType = btClass) {$IFNDEF PS_NOINTERFACES}or (u.BaseType = btInterface){$ENDIF}
|
|
{$IFNDEF PS_NOIDISPATCH}or ((u.BaseType = btNotificationVariant)){$ENDIF} or (u.BaseType = btExtClass) then exit;
|
|
if FParser.CurrTokenId = CSTI_OpenBlock then
|
|
begin
|
|
if (u.BaseType = btString) {$IFNDEF PS_NOWIDESTRING} or
|
|
(u.BaseType = btWideString) or (u.BaseType = btUnicodeString) {$ENDIF}
|
|
{$IFDEF PS_HAVEVARIANT}or (u.BaseType = btVariant){$ENDIF} then
|
|
begin
|
|
FParser.Next;
|
|
tmp := Calc(CSTI_CloseBlock);
|
|
if tmp = nil then
|
|
begin
|
|
x.Free;
|
|
x := nil;
|
|
exit;
|
|
end;
|
|
if not IsIntType(GetTypeNo(BlockInfo, tmp).BaseType) then
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
tmp.Free;
|
|
x.Free;
|
|
x := nil;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
if FParser.CurrTokenId = CSTI_Assignment then
|
|
begin
|
|
if not (x is TPSValueVar) then begin
|
|
MakeError('', ecVariableExpected, '');
|
|
tmp.Free;
|
|
x.Free;
|
|
x := nil;
|
|
exit;
|
|
end;
|
|
{$IFDEF PS_HAVEVARIANT}if (u.BaseType = btVariant) then
|
|
l := FindProc('VARARRAYSET') else
|
|
{$ENDIF}
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
if (u.BaseType = btWideString) or (u.BaseType = btUnicodeString) then
|
|
l := FindProc('WSTRSET')
|
|
else
|
|
{$ENDIF}
|
|
l := FindProc('STRSET');
|
|
if l = -1 then
|
|
begin
|
|
MakeError('', ecUnknownIdentifier, 'StrSet');
|
|
tmp.Free;
|
|
x.Free;
|
|
x := nil;
|
|
exit;
|
|
end;
|
|
tmp3 := TPSValueProcNo.Create;
|
|
tmp3.ResultType := nil;
|
|
tmp3.SetParserPos(FParser);
|
|
tmp3.ProcNo := L;
|
|
tmp3.SetParserPos(FParser);
|
|
tmp3.Parameters := TPSParameters.Create;
|
|
param := tmp3.Parameters.Add;
|
|
with tmp3.Parameters.Add do
|
|
begin
|
|
Val := tmp;
|
|
ExpectedType := GetTypeNo(BlockInfo, tmp);
|
|
{$IFDEF DEBUG}
|
|
if not ExpectedType.Used then asm int 3; end;
|
|
{$ENDIF}
|
|
end;
|
|
with tmp3.Parameters.Add do
|
|
begin
|
|
Val := x;
|
|
ExpectedType := GetTypeNo(BlockInfo, x);
|
|
{$IFDEF DEBUG}
|
|
if not ExpectedType.Used then asm int 3; end;
|
|
{$ENDIF}
|
|
ParamMode := pmInOut;
|
|
end;
|
|
x := tmp3;
|
|
FParser.Next;
|
|
tmp := Calc(CSTI_SemiColon);
|
|
if tmp = nil then
|
|
begin
|
|
x.Free;
|
|
x := nil;
|
|
exit;
|
|
end;
|
|
{$IFDEF PS_HAVEVARIANT}if (u.BaseType <> btVariant) then {$ENDIF}
|
|
begin
|
|
if (GetTypeNo(BlockInfo, Tmp).BaseType <> btChar)
|
|
{$IFNDEF PS_NOWIDESTRING} and (GetTypeno(BlockInfo, Tmp).BaseType <> btWideChar) {$ENDIF} then
|
|
begin
|
|
x.Free;
|
|
x := nil;
|
|
Tmp.Free;
|
|
MakeError('', ecTypeMismatch, '');
|
|
exit;
|
|
|
|
end;
|
|
end;
|
|
param.Val := tmp;
|
|
{$IFDEF PS_HAVEVARIANT}
|
|
if u.BaseType = btVariant then
|
|
Param.ExpectedType := u else{$ENDIF}
|
|
Param.ExpectedType := GetTypeNo(BlockInfo, tmp);
|
|
{$IFDEF DEBUG}
|
|
if not Param.ExpectedType.Used then asm int 3; end;
|
|
{$ENDIF}
|
|
end else begin
|
|
{$IFDEF PS_HAVEVARIANT}if (u.BaseType = btVariant) then
|
|
l := FindProc('VARARRAYGET') else
|
|
{$ENDIF}
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
if (u.BaseType = btWideString) or (u.BaseType = btUnicodeString) then
|
|
l := FindProc('WSTRGET')
|
|
else
|
|
{$ENDIF}
|
|
l := FindProc('STRGET');
|
|
if l = -1 then
|
|
begin
|
|
MakeError('', ecUnknownIdentifier, 'StrGet');
|
|
tmp.Free;
|
|
x.Free;
|
|
x := nil;
|
|
exit;
|
|
end;
|
|
tmp3 := TPSValueProcNo.Create;
|
|
{$IFDEF PS_HAVEVARIANT}if (u.BaseType = btVariant) then
|
|
tmp3.ResultType := FindBaseType(btVariant) else
|
|
{$ENDIF}
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
if (u.BaseType = btWideString) or (u.BaseType = btUnicodeString) then
|
|
tmp3.ResultType := FindBaseType(btWideChar)
|
|
else
|
|
{$ENDIF}
|
|
tmp3.ResultType := FindBaseType(btChar);
|
|
tmp3.ProcNo := L;
|
|
tmp3.SetParserPos(FParser);
|
|
tmp3.Parameters := TPSParameters.Create;
|
|
with tmp3.Parameters.Add do
|
|
begin
|
|
Val := x;
|
|
ExpectedType := GetTypeNo(BlockInfo, x);
|
|
{$IFDEF DEBUG}
|
|
if not ExpectedType.Used then asm int 3; end;
|
|
{$ENDIF}
|
|
|
|
if x is TPSValueVar then
|
|
ParamMode := pmInOut
|
|
else
|
|
parammode := pmIn;
|
|
end;
|
|
with tmp3.Parameters.Add do
|
|
begin
|
|
Val := tmp;
|
|
ExpectedType := GetTypeNo(BlockInfo, tmp);
|
|
{$IFDEF DEBUG}
|
|
if not ExpectedType.Used then asm int 3; end;
|
|
{$ENDIF}
|
|
end;
|
|
x := tmp3;
|
|
end;
|
|
Break;
|
|
end else if ((u.BaseType = btArray) or (u.BaseType = btStaticArray)) and (x is TPSValueVar) then
|
|
begin
|
|
FParser.Next;
|
|
tmp := calc(CSTI_CloseBlock);
|
|
if tmp = nil then
|
|
begin
|
|
x.Free;
|
|
x := nil;
|
|
exit;
|
|
end;
|
|
if not IsIntType(GetTypeNo(BlockInfo, tmp).BaseType) then
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
tmp.Free;
|
|
x.Free;
|
|
x := nil;
|
|
exit;
|
|
end;
|
|
if (tmp.ClassType = TPSValueData) then
|
|
begin
|
|
rr := TPSSubNumber.Create;
|
|
TPSValueVar(x).RecAdd(rr);
|
|
if (u.BaseType = btStaticArray) then
|
|
TPSSubNumber(rr).SubNo := Cardinal(GetInt(TPSValueData(tmp).Data, tmp2) - TPSStaticArrayType(u).StartOffset)
|
|
else
|
|
TPSSubNumber(rr).SubNo := GetUInt(TPSValueData(tmp).Data, tmp2);
|
|
tmp.Free;
|
|
rr.aType := TPSArrayType(u).ArrayTypeNo;
|
|
u := rr.aType;
|
|
end
|
|
else
|
|
begin
|
|
if (u.BaseType = btStaticArray) then
|
|
begin
|
|
tmpn := TPSBinValueOp.Create;
|
|
TPSBinValueOp(tmpn).Operator := otSub;
|
|
TPSBinValueOp(tmpn).Val1 := tmp;
|
|
tmp := TPSValueData.Create;
|
|
TPSValueData(tmp).Data := NewVariant(FindBaseType(btS32));
|
|
TPSValueData(tmp).Data.ts32 := TPSStaticArrayType(u).StartOffset;
|
|
TPSBinValueOp(tmpn).Val2 := tmp;
|
|
TPSBinValueOp(tmpn).aType := FindBaseType(btS32);
|
|
tmp := tmpn;
|
|
end;
|
|
rr := TPSSubValue.Create;
|
|
TPSValueVar(x).recAdd(rr);
|
|
TPSSubValue(rr).SubNo := tmp;
|
|
rr.aType := TPSArrayType(u).ArrayTypeNo;
|
|
u := rr.aType;
|
|
end;
|
|
if FParser.CurrTokenId <> CSTI_CloseBlock then
|
|
begin
|
|
MakeError('', ecCloseBlockExpected, '');
|
|
x.Free;
|
|
x := nil;
|
|
exit;
|
|
end;
|
|
Fparser.Next;
|
|
end else begin
|
|
MakeError('', ecSemicolonExpected, '');
|
|
x.Free;
|
|
x := nil;
|
|
exit;
|
|
end;
|
|
end
|
|
else if ((FParser.CurrTokenId = CSTI_Period) or (ImplicitPeriod))
|
|
{$IFDEF PS_HAVEVARIANT}and not (u.BaseType = btVariant){$ENDIF}
|
|
then
|
|
begin
|
|
if not ImplicitPeriod then
|
|
FParser.Next;
|
|
if u.BaseType = btRecord then
|
|
begin
|
|
t := FindSubR(FParser.GetToken, u);
|
|
if t = InvalidVal then
|
|
begin
|
|
if ImplicitPeriod then exit;
|
|
MakeError('', ecUnknownIdentifier, FParser.GetToken);
|
|
x.Free;
|
|
x := nil;
|
|
exit;
|
|
end;
|
|
if (x is TPSValueProcNo) then
|
|
begin
|
|
ImplicitPeriod := False;
|
|
FParser.Next;
|
|
|
|
tmp := AllocStackReg(u);
|
|
WriteCalculation(x,tmp);
|
|
TPSVar(BlockInfo.Proc.FProcVars[TPSValueAllocatedStackVar(tmp).LocalVarNo]).Use;
|
|
|
|
rr := TPSSubNumber.Create;
|
|
TPSValueVar(tmp).RecAdd(rr);
|
|
TPSSubNumber(rr).SubNo := t;
|
|
rr.aType := TPSRecordType(u).RecVal(t).FType;
|
|
u := rr.aType;
|
|
|
|
tmpn := TPSValueReplace.Create;
|
|
with TPSValueReplace(tmpn) do
|
|
begin
|
|
FreeOldValue := true;
|
|
FreeNewValue := true;
|
|
OldValue := tmp;
|
|
NewValue := AllocStackReg(u);
|
|
PreWriteAllocated := true;
|
|
end;
|
|
|
|
if not WriteCalculation(tmp,TPSValueReplace(tmpn).NewValue) then
|
|
begin
|
|
{MakeError('',ecInternalError,'');}
|
|
x.Free;
|
|
x := nil;
|
|
exit;
|
|
end;
|
|
x.Free;
|
|
x := tmpn;
|
|
end else
|
|
begin
|
|
if not (x is TPSValueVar) then begin
|
|
MakeError('', ecVariableExpected, FParser.GetToken);
|
|
x.Free;
|
|
x := nil;
|
|
exit;
|
|
end;
|
|
ImplicitPeriod := False;
|
|
FParser.Next;
|
|
rr := TPSSubNumber.Create;
|
|
TPSValueVar(x).RecAdd(rr);
|
|
TPSSubNumber(rr).SubNo := t;
|
|
rr.aType := TPSRecordType(u).RecVal(t).FType;
|
|
u := rr.aType;
|
|
end;
|
|
end
|
|
{$IFDEF PS_HAVEVARIANT}else if (u.BaseType = btVariant) then break else {$ENDIF}
|
|
|
|
begin
|
|
x.Free;
|
|
MakeError('', ecSemicolonExpected, '');
|
|
x := nil;
|
|
exit;
|
|
end;
|
|
end
|
|
else
|
|
break;
|
|
end;
|
|
end;
|
|
|
|
|
|
|
|
procedure CheckClassArrayProperty(var P: TPSValue; const VarType: TPSVariableType; VarNo: Cardinal);
|
|
var
|
|
Tempp: TPSValue;
|
|
aType: TPSClassType;
|
|
procno: Cardinal;
|
|
Idx: IPointer;
|
|
Decl: TPSParametersDecl;
|
|
begin
|
|
if p = nil then exit;
|
|
if (GetTypeNo(BlockInfo, p) = nil) or (GetTypeNo(BlockInfo, p).BaseType <> btClass) then exit;
|
|
aType := TPSClassType(GetTypeNo(BlockInfo, p));
|
|
if FParser.CurrTokenID = CSTI_OpenBlock then
|
|
begin
|
|
if not TPSClassType(aType).Cl.Property_Find('', Idx) then
|
|
begin
|
|
MakeError('', ecPeriodExpected, '');
|
|
p.Free;
|
|
p := nil;
|
|
exit;
|
|
end;
|
|
if VarNo <> InvalidVal then
|
|
begin
|
|
if @FOnUseVariable <> nil then
|
|
FOnUseVariable(Self, VarType, VarNo, BlockInfo.ProcNo, FParser.CurrTokenPos, '[Default]');
|
|
end;
|
|
Decl := TPSParametersDecl.Create;
|
|
TPSClassType(aType).Cl.Property_GetHeader(Idx, Decl);
|
|
tempp := p;
|
|
P := TPSValueProcNo.Create;
|
|
with TPSValueProcNo(P) do
|
|
begin
|
|
Parameters := TPSParameters.Create;
|
|
Parameters.Add;
|
|
end;
|
|
if not (ReadParameters(True, TPSValueProc(P).Parameters) and
|
|
ValidateParameters(BlockInfo, TPSValueProc(P).Parameters, Decl)) then
|
|
begin
|
|
tempp.Free;
|
|
Decl.Free;
|
|
p.Free;
|
|
p := nil;
|
|
exit;
|
|
end;
|
|
with TPSValueProcNo(p).Parameters[0] do
|
|
begin
|
|
Val := tempp;
|
|
ExpectedType := GetTypeNo(BlockInfo, tempp);
|
|
end;
|
|
if FParser.CurrTokenId = CSTI_Assignment then
|
|
begin
|
|
FParser.Next;
|
|
TempP := Calc(CSTI_SemiColon);
|
|
if TempP = nil then
|
|
begin
|
|
Decl.Free;
|
|
P.Free;
|
|
p := nil;
|
|
exit;
|
|
end;
|
|
with TPSValueProc(p).Parameters.Add do
|
|
begin
|
|
Val := Tempp;
|
|
ExpectedType := at2ut(Decl.Result);
|
|
end;
|
|
if not TPSClassType(aType).Cl.Property_Set(Idx, procno) then
|
|
begin
|
|
Decl.Free;
|
|
MakeError('', ecReadOnlyProperty, '');
|
|
p.Free;
|
|
p := nil;
|
|
exit;
|
|
end;
|
|
TPSValueProcNo(p).ProcNo := procno;
|
|
TPSValueProcNo(p).ResultType := nil;
|
|
end
|
|
else
|
|
begin
|
|
if not TPSClassType(aType).Cl.Property_Get(Idx, procno) then
|
|
begin
|
|
Decl.Free;
|
|
MakeError('', ecWriteOnlyProperty, '');
|
|
p.Free;
|
|
p := nil;
|
|
exit;
|
|
end;
|
|
TPSValueProcNo(p).ProcNo := procno;
|
|
TPSValueProcNo(p).ResultType := TPSExternalProcedure(FProcs[procno]).RegProc.Decl.Result;
|
|
end; // if FParser.CurrTokenId = CSTI_Assign
|
|
Decl.Free;
|
|
end;
|
|
end;
|
|
|
|
procedure CheckExtClass(var P: TPSValue; const VarType: TPSVariableType; VarNo: Cardinal; ImplicitPeriod: Boolean);
|
|
var
|
|
Temp, Idx: Cardinal;
|
|
FType: TPSType;
|
|
s: tbtString;
|
|
|
|
begin
|
|
FType := GetTypeNo(BlockInfo, p);
|
|
if FType = nil then Exit;
|
|
if FType.BaseType <> btExtClass then Exit;
|
|
while (FParser.CurrTokenID = CSTI_Period) or (ImplicitPeriod) do
|
|
begin
|
|
if not ImplicitPeriod then
|
|
FParser.Next;
|
|
if FParser.CurrTokenID <> CSTI_Identifier then
|
|
begin
|
|
if ImplicitPeriod then exit;
|
|
MakeError('', ecIdentifierExpected, '');
|
|
p.Free;
|
|
P := nil;
|
|
Exit;
|
|
end;
|
|
s := FParser.GetToken;
|
|
if TPSUndefinedClassType(FType).ExtClass.Func_Find(s, Idx) then
|
|
begin
|
|
FParser.Next;
|
|
TPSUndefinedClassType(FType).ExtClass.Func_Call(Idx, Temp);
|
|
P := ReadProcParameters(Temp, P);
|
|
if p = nil then
|
|
begin
|
|
Exit;
|
|
end;
|
|
end else
|
|
begin
|
|
if ImplicitPeriod then exit;
|
|
MakeError('', ecUnknownIdentifier, s);
|
|
p.Free;
|
|
P := nil;
|
|
Exit;
|
|
end;
|
|
ImplicitPeriod := False;
|
|
FType := GetTypeNo(BlockInfo, p);
|
|
if (FType = nil) or (FType.BaseType <> btExtClass) then Exit;
|
|
end; {while}
|
|
end;
|
|
|
|
procedure CheckClass(var P: TPSValue; const VarType: TPSVariableType; VarNo: Cardinal; ImplicitPeriod: Boolean);
|
|
var
|
|
Procno: Cardinal;
|
|
Idx: IPointer;
|
|
FType: TPSType;
|
|
TempP: TPSValue;
|
|
Decl: TPSParametersDecl;
|
|
s: tbtString;
|
|
|
|
pinfo, pinfonew: tbtString;
|
|
ppos: Cardinal;
|
|
|
|
begin
|
|
FType := GetTypeNo(BlockInfo, p);
|
|
if FType = nil then exit;
|
|
pinfo := '';
|
|
if (FType.BaseType <> btClass) then Exit;
|
|
while (FParser.CurrTokenID = CSTI_Period) or (ImplicitPeriod) do
|
|
begin
|
|
if not ImplicitPeriod then
|
|
FParser.Next;
|
|
if FParser.CurrTokenID <> CSTI_Identifier then
|
|
begin
|
|
if ImplicitPeriod then exit;
|
|
MakeError('', ecIdentifierExpected, '');
|
|
p.Free;
|
|
P := nil;
|
|
Exit;
|
|
end;
|
|
s := FParser.GetToken;
|
|
if TPSClassType(FType).Cl.Func_Find(s, Idx) then
|
|
begin
|
|
FParser.Next;
|
|
VarNo := InvalidVal;
|
|
TPSClassType(FType).cl.Func_Call(Idx, Procno);
|
|
P := ReadProcParameters(Procno, P);
|
|
if p = nil then
|
|
begin
|
|
Exit;
|
|
end;
|
|
end else if TPSClassType(FType).cl.Property_Find(s, Idx) then
|
|
begin
|
|
ppos := FParser.CurrTokenPos;
|
|
pinfonew := FParser.OriginalToken;
|
|
FParser.Next;
|
|
if VarNo <> InvalidVal then
|
|
begin
|
|
if pinfo = '' then
|
|
pinfo := pinfonew
|
|
else
|
|
pinfo := pinfo + '.' + pinfonew;
|
|
if @FOnUseVariable <> nil then
|
|
FOnUseVariable(Self, VarType, VarNo, BlockInfo.ProcNo, ppos, pinfo);
|
|
end;
|
|
Decl := TPSParametersDecl.Create;
|
|
TPSClassType(FType).cl.Property_GetHeader(Idx, Decl);
|
|
TempP := P;
|
|
p := TPSValueProcNo.Create;
|
|
with TPSValueProcNo(p) do
|
|
begin
|
|
Parameters := TPSParameters.Create;
|
|
Parameters.Add;
|
|
Pos := FParser.CurrTokenPos;
|
|
row := FParser.Row;
|
|
Col := FParser.Col;
|
|
end;
|
|
if Decl.ParamCount <> 0 then
|
|
begin
|
|
if not (ReadParameters(True, TPSValueProc(P).Parameters) and
|
|
ValidateParameters(BlockInfo, TPSValueProc(P).Parameters, Decl)) then
|
|
begin
|
|
Tempp.Free;
|
|
Decl.Free;
|
|
p.Free;
|
|
P := nil;
|
|
exit;
|
|
end;
|
|
end; // if
|
|
with TPSValueProcNo(p).Parameters[0] do
|
|
begin
|
|
Val := TempP;
|
|
ExpectedType := at2ut(GetTypeNo(BlockInfo, TempP));
|
|
end;
|
|
if FParser.CurrTokenId = CSTI_Assignment then
|
|
begin
|
|
FParser.Next;
|
|
TempP := Calc(CSTI_SemiColon);
|
|
if TempP = nil then
|
|
begin
|
|
Decl.Free;
|
|
P.Free;
|
|
p := nil;
|
|
exit;
|
|
end;
|
|
with TPSValueProc(p).Parameters.Add do
|
|
begin
|
|
Val := Tempp;
|
|
ExpectedType := at2ut(Decl.Result);
|
|
{$IFDEF DEBUG}
|
|
if not ExpectedType.Used then asm int 3; end;
|
|
{$ENDIF}
|
|
end;
|
|
|
|
if not TPSClassType(FType).cl.Property_Set(Idx, Procno) then
|
|
begin
|
|
MakeError('', ecReadOnlyProperty, '');
|
|
Decl.Free;
|
|
p.Free;
|
|
p := nil;
|
|
exit;
|
|
end;
|
|
TPSValueProcNo(p).ProcNo := Procno;
|
|
TPSValueProcNo(p).ResultType := nil;
|
|
Decl.Free;
|
|
Exit;
|
|
end else begin
|
|
if not TPSClassType(FType).cl.Property_Get(Idx, Procno) then
|
|
begin
|
|
MakeError('', ecWriteOnlyProperty, '');
|
|
Decl.Free;
|
|
p.Free;
|
|
p := nil;
|
|
exit;
|
|
end;
|
|
TPSValueProcNo(p).ProcNo := ProcNo;
|
|
TPSValueProcNo(p).ResultType := TPSExternalProcedure(FProcs[ProcNo]).RegProc.Decl.Result;
|
|
end; // if FParser.CurrTokenId = CSTI_Assign
|
|
Decl.Free;
|
|
end else
|
|
begin
|
|
if ImplicitPeriod then exit;
|
|
MakeError('', ecUnknownIdentifier, s);
|
|
p.Free;
|
|
P := nil;
|
|
Exit;
|
|
end;
|
|
ImplicitPeriod := False;
|
|
FType := GetTypeNo(BlockInfo, p);
|
|
if (FType = nil) or (FType.BaseType <> btClass) then Exit;
|
|
end; {while}
|
|
end;
|
|
{$IFNDEF PS_NOIDISPATCH}
|
|
procedure CheckIntf(var P: TPSValue; const VarType: TPSVariableType; VarNo: Cardinal; ImplicitPeriod: Boolean);
|
|
var
|
|
Procno, Idx: Cardinal;
|
|
FType: TPSType;
|
|
s: tbtString;
|
|
|
|
CheckArrayProperty,HasArrayProperty:boolean;
|
|
begin
|
|
FType := GetTypeNo(BlockInfo, p);
|
|
if FType = nil then exit;
|
|
if (FType.BaseType <> btInterface) and (Ftype.BaseType <> BtVariant) and (FType.BaseType = btNotificationVariant) then Exit;
|
|
|
|
CheckArrayProperty:=(FParser.CurrTokenID=CSTI_OpenBlock) and
|
|
(Ftype.BaseType = BtVariant);
|
|
while (FParser.CurrTokenID = CSTI_Period)
|
|
or (ImplicitPeriod) do begin
|
|
|
|
HasArrayProperty:=CheckArrayProperty;
|
|
if CheckArrayProperty then begin
|
|
CheckArrayProperty:=false;
|
|
end else begin
|
|
if not ImplicitPeriod then
|
|
FParser.Next;
|
|
end;
|
|
if FParser.CurrTokenID <> CSTI_Identifier then
|
|
begin
|
|
if ImplicitPeriod then exit;
|
|
if not HasArrayProperty then begin
|
|
MakeError('', ecIdentifierExpected, '');
|
|
p.Free;
|
|
P := nil;
|
|
Exit;
|
|
end;
|
|
end;
|
|
if (FType.BaseType = btVariant) or (FType.BaseType = btNotificationVariant) then
|
|
begin
|
|
if HasArrayProperty then begin
|
|
s:='';
|
|
end else begin
|
|
s := FParser.OriginalToken;
|
|
FParser.Next;
|
|
end;
|
|
ImplicitPeriod := False;
|
|
FType := GetTypeNo(BlockInfo, p);
|
|
p := ReadIDispatchParameters(s, TPSVariantType(FType), p);
|
|
if (FType = nil) or (FType.BaseType <> btInterface) then Exit;
|
|
end else
|
|
begin
|
|
s := FParser.GetToken;
|
|
if (FType is TPSInterfaceType) and (TPSInterfaceType(FType).Intf.Func_Find(s, Idx)) then
|
|
begin
|
|
FParser.Next;
|
|
TPSInterfaceType(FType).Intf.Func_Call(Idx, Procno);
|
|
P := ReadProcParameters(Procno, P);
|
|
if p = nil then
|
|
begin
|
|
Exit;
|
|
end;
|
|
end else
|
|
begin
|
|
if ImplicitPeriod then exit;
|
|
MakeError('', ecUnknownIdentifier, s);
|
|
p.Free;
|
|
P := nil;
|
|
Exit;
|
|
end;
|
|
ImplicitPeriod := False;
|
|
FType := GetTypeNo(BlockInfo, p);
|
|
if (FType = nil) or ((FType.BaseType <> btInterface) and (Ftype.BaseType <> btVariant) and (Ftype.BaseType <> btNotificationVariant)) then Exit;
|
|
end;
|
|
end; {while}
|
|
end;
|
|
{$ENDIF}
|
|
function ExtCheckClassType(FType: TPSType; const ParserPos: Cardinal): TPSValue;
|
|
var
|
|
FType2: TPSType;
|
|
ProcNo, Idx: Cardinal;
|
|
Temp, ResV: TPSValue;
|
|
begin
|
|
if FParser.CurrTokenID = CSTI_OpenRound then
|
|
begin
|
|
FParser.Next;
|
|
Temp := Calc(CSTI_CloseRound);
|
|
if Temp = nil then
|
|
begin
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
if FParser.CurrTokenID <> CSTI_CloseRound then
|
|
begin
|
|
temp.Free;
|
|
MakeError('', ecCloseRoundExpected, '');
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
FType2 := GetTypeNo(BlockInfo, Temp);
|
|
if (FType.basetype = BtClass) and (ftype2.BaseType = btClass) and (ftype <> ftype2) then
|
|
begin
|
|
if not TPSUndefinedClassType(FType2).ExtClass.CastToType(AT2UT(FType), ProcNo) then
|
|
begin
|
|
temp.Free;
|
|
MakeError('', ecTypeMismatch, '');
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
Result := TPSValueProcNo.Create;
|
|
TPSValueProcNo(Result).Parameters := TPSParameters.Create;
|
|
TPSValueProcNo(Result).ResultType := at2ut(FType);
|
|
TPSValueProcNo(Result).ProcNo := ProcNo;
|
|
with TPSValueProcNo(Result).Parameters.Add do
|
|
begin
|
|
Val := Temp;
|
|
ExpectedType := GetTypeNo(BlockInfo, temp);
|
|
end;
|
|
with TPSValueProcNo(Result).Parameters.Add do
|
|
begin
|
|
ExpectedType := at2ut(FindBaseType(btu32));
|
|
Val := TPSValueData.Create;
|
|
with TPSValueData(val) do
|
|
begin
|
|
SetParserPos(FParser);
|
|
Data := NewVariant(ExpectedType);
|
|
Data.tu32 := at2ut(FType).FinalTypeNo;
|
|
end;
|
|
end;
|
|
FParser.Next;
|
|
Exit;
|
|
end;
|
|
if not IsCompatibleType(FType, FType2, True) then
|
|
begin
|
|
temp.Free;
|
|
MakeError('', ecTypeMismatch, '');
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
Result := TPSUnValueOp.Create;
|
|
with TPSUnValueOp(Result) do
|
|
begin
|
|
Operator := otCast;
|
|
Val1 := Temp;
|
|
SetParserPos(FParser);
|
|
aType := AT2UT(FType);
|
|
end;
|
|
exit;
|
|
end;
|
|
if FParser.CurrTokenId <> CSTI_Period then
|
|
begin
|
|
Result := nil;
|
|
MakeError('', ecPeriodExpected, '');
|
|
Exit;
|
|
end;
|
|
if FType.BaseType <> btExtClass then
|
|
begin
|
|
Result := nil;
|
|
MakeError('', ecClassTypeExpected, '');
|
|
Exit;
|
|
end;
|
|
FParser.Next;
|
|
if not TPSUndefinedClassType(FType).ExtClass.ClassFunc_Find(FParser.GetToken, Idx) then
|
|
begin
|
|
Result := nil;
|
|
MakeError('', ecUnknownIdentifier, FParser.OriginalToken);
|
|
Exit;
|
|
end;
|
|
FParser.Next;
|
|
TPSUndefinedClassType(FType).ExtClass.ClassFunc_Call(Idx, ProcNo);
|
|
Temp := TPSValueData.Create;
|
|
with TPSValueData(Temp) do
|
|
begin
|
|
Data := NewVariant(at2ut(FindBaseType(btu32)));
|
|
Data.tu32 := at2ut(FType).FinalTypeNo;
|
|
end;
|
|
ResV := ReadProcParameters(ProcNo, Temp);
|
|
if ResV <> nil then
|
|
begin
|
|
TPSValueProc(Resv).ResultType := at2ut(FType);
|
|
Result := Resv;
|
|
end else begin
|
|
Result := nil;
|
|
end;
|
|
end;
|
|
|
|
function CheckClassType(TypeNo: TPSType; const ParserPos: Cardinal): TPSValue;
|
|
var
|
|
FType2: TPSType;
|
|
ProcNo: Cardinal;
|
|
Idx: IPointer;
|
|
Temp, ResV: TPSValue;
|
|
dta: PIfRVariant;
|
|
begin
|
|
if typeno.BaseType = btExtClass then
|
|
begin
|
|
Result := ExtCheckClassType(TypeNo, PArserPos);
|
|
exit;
|
|
end;
|
|
if FParser.CurrTokenID = CSTI_OpenRound then
|
|
begin
|
|
FParser.Next;
|
|
Temp := Calc(CSTI_CloseRound);
|
|
if Temp = nil then
|
|
begin
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
if FParser.CurrTokenID <> CSTI_CloseRound then
|
|
begin
|
|
temp.Free;
|
|
MakeError('', ecCloseRoundExpected, '');
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
FType2 := GetTypeNo(BlockInfo, Temp);
|
|
if ((typeno.BaseType = btClass){$IFNDEF PS_NOINTERFACES} or (TypeNo.basetype = btInterface){$ENDIF}) and
|
|
((ftype2.BaseType = btClass){$IFNDEF PS_NOINTERFACES} or (ftype2.BaseType = btInterface){$ENDIF}) and (TypeNo <> ftype2) then
|
|
begin
|
|
{$IFNDEF PS_NOINTERFACES}
|
|
if FType2.basetype = btClass then
|
|
begin
|
|
{$ENDIF}
|
|
if not TPSClassType(FType2).Cl.CastToType(AT2UT(TypeNo), ProcNo) then
|
|
begin
|
|
temp.Free;
|
|
MakeError('', ecTypeMismatch, '');
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
{$IFNDEF PS_NOINTERFACES}
|
|
end else begin
|
|
if not TPSInterfaceType(FType2).Intf.CastToType(AT2UT(TypeNo), ProcNo) then
|
|
begin
|
|
temp.Free;
|
|
MakeError('', ecTypeMismatch, '');
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
end;
|
|
{$ENDIF}
|
|
Result := TPSValueProcNo.Create;
|
|
TPSValueProcNo(Result).Parameters := TPSParameters.Create;
|
|
TPSValueProcNo(Result).ResultType := at2ut(TypeNo);
|
|
TPSValueProcNo(Result).ProcNo := ProcNo;
|
|
with TPSValueProcNo(Result).Parameters.Add do
|
|
begin
|
|
Val := Temp;
|
|
ExpectedType := GetTypeNo(BlockInfo, temp);
|
|
{$IFDEF DEBUG}
|
|
if not ExpectedType.Used then asm int 3; end;
|
|
{$ENDIF}
|
|
end;
|
|
with TPSValueProcNo(Result).Parameters.Add do
|
|
begin
|
|
ExpectedType := at2ut(FindBaseType(btu32));
|
|
{$IFDEF DEBUG}
|
|
if not ExpectedType.Used then asm int 3; end;
|
|
{$ENDIF}
|
|
Val := TPSValueData.Create;
|
|
with TPSValueData(val) do
|
|
begin
|
|
SetParserPos(FParser);
|
|
Data := NewVariant(ExpectedType);
|
|
Data.tu32 := at2ut(TypeNo).FinalTypeNo;
|
|
end;
|
|
end;
|
|
FParser.Next;
|
|
Exit;
|
|
end;
|
|
if not IsCompatibleType(TypeNo, FType2, True) then
|
|
begin
|
|
temp.Free;
|
|
MakeError('', ecTypeMismatch, '');
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
Result := TPSUnValueOp.Create;
|
|
with TPSUnValueOp(Result) do
|
|
begin
|
|
Operator := otCast;
|
|
Val1 := Temp;
|
|
SetParserPos(FParser);
|
|
aType := AT2UT(TypeNo);
|
|
end;
|
|
|
|
exit;
|
|
end else
|
|
if FParser.CurrTokenId <> CSTI_Period then
|
|
begin
|
|
Result := TPSValueData.Create;
|
|
Result.SetParserPos(FParser);
|
|
New(dta);
|
|
TPSValueData(Result).Data := dta;
|
|
InitializeVariant(dta, at2ut(FindBaseType(btType)));
|
|
dta.ttype := at2ut(TypeNo);
|
|
Exit;
|
|
end;
|
|
if TypeNo.BaseType <> btClass then
|
|
begin
|
|
Result := nil;
|
|
MakeError('', ecClassTypeExpected, '');
|
|
Exit;
|
|
end;
|
|
FParser.Next;
|
|
if not TPSClassType(TypeNo).Cl.ClassFunc_Find(FParser.GetToken, Idx) then
|
|
begin
|
|
Result := nil;
|
|
MakeError('', ecUnknownIdentifier, FParser.OriginalToken);
|
|
Exit;
|
|
end;
|
|
FParser.Next;
|
|
TPSClassType(TypeNo).Cl.ClassFunc_Call(Idx, ProcNo);
|
|
Temp := TPSValueData.Create;
|
|
with TPSValueData(Temp) do
|
|
begin
|
|
Data := NewVariant(at2ut(FindBaseType(btu32)));
|
|
Data.tu32 := at2ut(TypeNo).FinalTypeNo;
|
|
end;
|
|
ResV := ReadProcParameters(ProcNo, Temp);
|
|
if ResV <> nil then
|
|
begin
|
|
TPSValueProc(Resv).ResultType := at2ut(TypeNo);
|
|
Result := Resv;
|
|
end else begin
|
|
Result := nil;
|
|
end;
|
|
end;
|
|
|
|
function GetIdentifier(const FType: Byte): TPSValue;
|
|
{
|
|
FType:
|
|
0 = Anything
|
|
1 = Only variables
|
|
2 = Not constants
|
|
}
|
|
|
|
|
|
var
|
|
vt: TPSVariableType;
|
|
vno: Cardinal;
|
|
TWith, Temp: TPSValue;
|
|
l, h: Longint;
|
|
s, u: tbtString;
|
|
t: TPSConstant;
|
|
Temp1: TPSType;
|
|
temp2: CArdinal;
|
|
bi: TPSBlockInfo;
|
|
lOldRecCount: Integer;
|
|
|
|
begin
|
|
s := FParser.GetToken;
|
|
|
|
if FType <> 1 then
|
|
begin
|
|
bi := BlockInfo;
|
|
while bi <> nil do
|
|
begin
|
|
for l := bi.WithList.Count -1 downto 0 do
|
|
begin
|
|
TWith := TPSValueAllocatedStackVar.Create;
|
|
TPSValueAllocatedStackVar(TWith).LocalVarNo := TPSValueAllocatedStackVar(TPSValueReplace(bi.WithList[l]).NewValue).LocalVarNo;
|
|
Temp := TWith;
|
|
VNo := TPSValueAllocatedStackVar(Temp).LocalVarNo;
|
|
lOldRecCount := TPSValueVar(TWith).GetRecCount;
|
|
vt := ivtVariable;
|
|
if Temp = TWith then CheckFurther(TWith, True);
|
|
if Temp = TWith then CheckClass(TWith, vt, vno, True);
|
|
if Temp = TWith then CheckExtClass(TWith, vt, vno, True);
|
|
if (Temp <> TWith) or (Cardinal(lOldRecCount) <> TPSValueVar(TWith).GetRecCount) then
|
|
begin
|
|
repeat
|
|
Temp := TWith;
|
|
if TWith <> nil then CheckFurther(TWith, False);
|
|
if TWith <> nil then CheckClass(TWith, vt, vno, False);
|
|
if TWith <> nil then CheckExtClass(TWith, vt, vno, False);
|
|
{$IFNDEF PS_NOIDISPATCH}if TWith <> nil then CheckIntf(TWith, vt, vno, False);{$ENDIF}
|
|
if TWith <> nil then CheckProcCall(TWith);
|
|
if TWith <> nil then CheckClassArrayProperty(TWith, vt, vno);
|
|
vno := InvalidVal;
|
|
until (TWith = nil) or (Temp = TWith);
|
|
Result := TWith;
|
|
Exit;
|
|
end;
|
|
TWith.Free;
|
|
end;
|
|
bi := bi.FOwner;
|
|
end;
|
|
end;
|
|
|
|
if s = 'RESULT' then
|
|
begin
|
|
if BlockInfo.proc.Decl.Result = nil then
|
|
begin
|
|
Result := nil;
|
|
MakeError('', ecUnknownIdentifier, FParser.OriginalToken);
|
|
end
|
|
else
|
|
begin
|
|
BlockInfo.Proc.ResultUse;
|
|
Result := TPSValueParamVar.Create;
|
|
with TPSValueParamVar(Result) do
|
|
begin
|
|
SetParserPos(FParser);
|
|
ParamNo := 0;
|
|
end;
|
|
vno := 0;
|
|
vt := ivtParam;
|
|
if @FOnUseVariable <> nil then
|
|
FOnUseVariable(Self, vt, vno, BlockInfo.ProcNo, FParser.CurrTokenPos, '');
|
|
FParser.Next;
|
|
repeat
|
|
Temp := Result;
|
|
if Result <> nil then CheckFurther(Result, False);
|
|
if Result <> nil then CheckClass(Result, vt, vno, False);
|
|
if Result <> nil then CheckExtClass(Result, vt, vno, False);
|
|
{$IFNDEF PS_NOIDISPATCH}if Result <> nil then CheckIntf(Result, vt, vno, False);{$ENDIF}
|
|
if Result <> nil then CheckProcCall(Result);
|
|
if Result <> nil then CheckClassArrayProperty(Result, vt, vno);
|
|
vno := InvalidVal;
|
|
until (Result = nil) or (Temp = Result);
|
|
end;
|
|
exit;
|
|
end;
|
|
if BlockInfo.Proc.Decl.Result = nil then
|
|
l := 0
|
|
else
|
|
l := 1;
|
|
for h := 0 to BlockInfo.proc.Decl.ParamCount -1 do
|
|
begin
|
|
if BlockInfo.proc.Decl.Params[h].Name = s then
|
|
begin
|
|
Result := TPSValueParamVar.Create;
|
|
with TPSValueParamVar(Result) do
|
|
begin
|
|
SetParserPos(FParser);
|
|
ParamNo := l;
|
|
end;
|
|
vt := ivtParam;
|
|
vno := L;
|
|
if @FOnUseVariable <> nil then
|
|
FOnUseVariable(Self, vt, vno, BlockInfo.ProcNo, FParser.CurrTokenPos, '');
|
|
FParser.Next;
|
|
repeat
|
|
Temp := Result;
|
|
if Result <> nil then CheckFurther(Result, False);
|
|
if Result <> nil then CheckClass(Result, vt, vno, False);
|
|
if Result <> nil then CheckExtClass(Result, vt, vno, False);
|
|
{$IFNDEF PS_NOIDISPATCH}if Result <> nil then CheckIntf(Result, vt, vno, False);{$ENDIF}
|
|
if Result <> nil then CheckProcCall(Result);
|
|
if Result <> nil then CheckClassArrayProperty(Result, vt, vno);
|
|
vno := InvalidVal;
|
|
until (Result = nil) or (Temp = Result);
|
|
exit;
|
|
end;
|
|
Inc(l);
|
|
GRFW(u);
|
|
end;
|
|
|
|
h := MakeHash(s);
|
|
|
|
for l := 0 to BlockInfo.Proc.ProcVars.Count - 1 do
|
|
begin
|
|
if (PIFPSProcVar(BlockInfo.Proc.ProcVars[l]).NameHash = h) and
|
|
(PIFPSProcVar(BlockInfo.Proc.ProcVars[l]).Name = s) then
|
|
begin
|
|
PIFPSProcVar(BlockInfo.Proc.ProcVars[l]).Use;
|
|
vno := l;
|
|
vt := ivtVariable;
|
|
if @FOnUseVariable <> nil then
|
|
FOnUseVariable(Self, vt, vno, BlockInfo.ProcNo, FParser.CurrTokenPos, '');
|
|
Result := TPSValueLocalVar.Create;
|
|
with TPSValueLocalVar(Result) do
|
|
begin
|
|
LocalVarNo := l;
|
|
SetParserPos(FParser);
|
|
end;
|
|
FParser.Next;
|
|
repeat
|
|
Temp := Result;
|
|
if Result <> nil then CheckFurther(Result, False);
|
|
if Result <> nil then CheckClass(Result, vt, vno, False);
|
|
if Result <> nil then CheckExtClass(Result, vt, vno, False);
|
|
{$IFNDEF PS_NOIDISPATCH}if Result <> nil then CheckIntf(Result, vt, vno, False);{$ENDIF}
|
|
if Result <> nil then CheckProcCall(Result);
|
|
if Result <> nil then CheckClassArrayProperty(Result, vt, vno);
|
|
vno := InvalidVal;
|
|
until (Result = nil) or (Temp = Result);
|
|
|
|
exit;
|
|
end;
|
|
end;
|
|
|
|
for l := 0 to FVars.Count - 1 do
|
|
begin
|
|
if (TPSVar(FVars[l]).NameHash = h) and
|
|
(TPSVar(FVars[l]).Name = s) {$IFDEF PS_USESSUPPORT} and
|
|
(IsInLocalUnitList(TPSVar(FVars[l]).FDeclareUnit)){$ENDIF} then
|
|
begin
|
|
TPSVar(FVars[l]).Use;
|
|
Result := TPSValueGlobalVar.Create;
|
|
with TPSValueGlobalVar(Result) do
|
|
begin
|
|
SetParserPos(FParser);
|
|
GlobalVarNo := l;
|
|
|
|
end;
|
|
vt := ivtGlobal;
|
|
vno := l;
|
|
if @FOnUseVariable <> nil then
|
|
FOnUseVariable(Self, vt, vno, BlockInfo.ProcNo, FParser.CurrTokenPos, '');
|
|
FParser.Next;
|
|
repeat
|
|
Temp := Result;
|
|
if Result <> nil then CheckNotificationVariant(Result);
|
|
if Result <> nil then CheckFurther(Result, False);
|
|
if Result <> nil then CheckClass(Result, vt, vno, False);
|
|
if Result <> nil then CheckExtClass(Result, vt, vno, False);
|
|
{$IFNDEF PS_NOIDISPATCH}if Result <> nil then CheckIntf(Result, vt, vno, False);{$ENDIF}
|
|
if Result <> nil then CheckProcCall(Result);
|
|
if Result <> nil then CheckClassArrayProperty(Result, vt, vno);
|
|
vno := InvalidVal;
|
|
until (Result = nil) or (Temp = Result);
|
|
exit;
|
|
end;
|
|
end;
|
|
Temp1 := FindType(FParser.GetToken);
|
|
if Temp1 <> nil then
|
|
begin
|
|
l := FParser.CurrTokenPos;
|
|
if FType = 1 then
|
|
begin
|
|
Result := nil;
|
|
MakeError('', ecVariableExpected, FParser.OriginalToken);
|
|
exit;
|
|
end;
|
|
vt := ivtGlobal;
|
|
vno := InvalidVal;
|
|
FParser.Next;
|
|
Result := CheckClassType(Temp1, l);
|
|
repeat
|
|
Temp := Result;
|
|
if Result <> nil then CheckFurther(Result, False);
|
|
if Result <> nil then CheckClass(Result, vt, vno, False);
|
|
if Result <> nil then CheckExtClass(Result, vt, vno, False);
|
|
{$IFNDEF PS_NOIDISPATCH}if Result <> nil then CheckIntf(Result, vt, vno, False);{$ENDIF}
|
|
if Result <> nil then CheckProcCall(Result);
|
|
if Result <> nil then CheckClassArrayProperty(Result, vt, vno);
|
|
vno := InvalidVal;
|
|
until (Result = nil) or (Temp = Result);
|
|
|
|
exit;
|
|
end;
|
|
Temp2 := FindProc(FParser.GetToken);
|
|
if Temp2 <> InvalidVal then
|
|
begin
|
|
if FType = 1 then
|
|
begin
|
|
Result := nil;
|
|
MakeError('', ecVariableExpected, FParser.OriginalToken);
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
Result := ReadProcParameters(Temp2, nil);
|
|
if Result = nil then
|
|
exit;
|
|
Result.SetParserPos(FParser);
|
|
vt := ivtGlobal;
|
|
vno := InvalidVal;
|
|
repeat
|
|
Temp := Result;
|
|
if Result <> nil then CheckFurther(Result, False);
|
|
if Result <> nil then CheckClass(Result, vt, vno, False);
|
|
if Result <> nil then CheckExtClass(Result, vt, vno, False);
|
|
{$IFNDEF PS_NOIDISPATCH}if Result <> nil then CheckIntf(Result, vt, vno, False);{$ENDIF}
|
|
if Result <> nil then CheckProcCall(Result);
|
|
if Result <> nil then CheckClassArrayProperty(Result, vt, vno);
|
|
vno := InvalidVal;
|
|
until (Result = nil) or (Temp = Result);
|
|
exit;
|
|
end;
|
|
for l := 0 to FConstants.Count -1 do
|
|
begin
|
|
t := TPSConstant(FConstants[l]);
|
|
if (t.NameHash = h) and (t.Name = s) {$IFDEF PS_USESSUPPORT} and
|
|
(IsInLocalUnitList(t.FDeclareUnit)) {$ENDIF} then
|
|
begin
|
|
if FType <> 0 then
|
|
begin
|
|
Result := nil;
|
|
MakeError('', ecVariableExpected, FParser.OriginalToken);
|
|
exit;
|
|
end;
|
|
fparser.next;
|
|
Result := TPSValueData.Create;
|
|
with TPSValueData(Result) do
|
|
begin
|
|
SetParserPos(FParser);
|
|
Data := NewVariant(at2ut(t.Value.FType));
|
|
CopyVariantContents(t.Value, Data);
|
|
end;
|
|
vt := ivtGlobal;
|
|
vno := InvalidVal;
|
|
repeat
|
|
Temp := Result;
|
|
if Result <> nil then CheckFurther(Result, False);
|
|
if Result <> nil then CheckClass(Result, vt, vno, False);
|
|
if Result <> nil then CheckExtClass(Result, vt, vno, False);
|
|
{$IFNDEF PS_NOIDISPATCH}if Result <> nil then CheckIntf(Result, vt, vno, False);{$ENDIF}
|
|
if Result <> nil then CheckProcCall(Result);
|
|
if Result <> nil then CheckClassArrayProperty(Result, vt, vno);
|
|
vno := InvalidVal;
|
|
until (Result = nil) or (Temp = Result);
|
|
exit;
|
|
end;
|
|
end;
|
|
Result := nil;
|
|
MakeError('', ecUnknownIdentifier, FParser.OriginalToken);
|
|
end;
|
|
|
|
function calc(endOn: TPSPasToken): TPSValue;
|
|
function TryEvalConst(var P: TPSValue): Boolean; forward;
|
|
|
|
|
|
function ReadExpression: TPSValue; forward;
|
|
function ReadTerm: TPSValue; forward;
|
|
function ReadFactor: TPSValue;
|
|
var
|
|
NewVar: TPSValue;
|
|
NewVarU: TPSUnValueOp;
|
|
Proc: TPSProcedure;
|
|
function ReadArray: Boolean;
|
|
var
|
|
tmp: TPSValue;
|
|
begin
|
|
FParser.Next;
|
|
NewVar := TPSValueArray.Create;
|
|
NewVar.SetParserPos(FParser);
|
|
if FParser.CurrTokenID <> CSTI_CloseBlock then
|
|
begin
|
|
while True do
|
|
begin
|
|
tmp := nil;
|
|
Tmp := ReadExpression();
|
|
if Tmp = nil then
|
|
begin
|
|
Result := False;
|
|
NewVar.Free;
|
|
exit;
|
|
end;
|
|
if not TryEvalConst(tmp) then
|
|
begin
|
|
tmp.Free;
|
|
NewVar.Free;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
TPSValueArray(NewVar).Add(tmp);
|
|
if FParser.CurrTokenID = CSTI_CloseBlock then Break;
|
|
if FParser.CurrTokenID <> CSTI_Comma then
|
|
begin
|
|
MakeError('', ecCloseBlockExpected, '');
|
|
NewVar.Free;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
end;
|
|
end;
|
|
FParser.Next;
|
|
Result := True;
|
|
end;
|
|
|
|
function CallAssigned(P: TPSValue): TPSValue;
|
|
var
|
|
temp: TPSValueProcNo;
|
|
begin
|
|
temp := TPSValueProcNo.Create;
|
|
temp.ProcNo := FindProc('!ASSIGNED');
|
|
temp.ResultType := at2ut(FDefaultBoolType);
|
|
temp.Parameters := TPSParameters.Create;
|
|
with Temp.Parameters.Add do
|
|
begin
|
|
Val := p;
|
|
ExpectedType := GetTypeNo(BlockInfo, p);
|
|
{$IFDEF DEBUG}
|
|
if not ExpectedType.Used then asm int 3; end;
|
|
{$ENDIF}
|
|
FParamMode := pmIn;
|
|
end;
|
|
Result := Temp;
|
|
end;
|
|
|
|
function CallSucc(P: TPSValue): TPSValue;
|
|
var
|
|
temp: TPSBinValueOp;
|
|
begin
|
|
temp := TPSBinValueOp.Create;
|
|
temp.SetParserPos(FParser);
|
|
temp.FOperator := otAdd;
|
|
temp.FVal2 := TPSValueData.Create;
|
|
TPSValueData(Temp.FVal2).Data := NewVariant(FindBaseType(bts32));
|
|
TPSValueData(Temp.FVal2).Data.ts32 := 1;
|
|
temp.FVal1 := p;
|
|
Temp.FType := GetTypeNo(BlockInfo, P);
|
|
result := temp;
|
|
end;
|
|
|
|
function CallPred(P: TPSValue): TPSValue;
|
|
var
|
|
temp: TPSBinValueOp;
|
|
begin
|
|
temp := TPSBinValueOp.Create;
|
|
temp.SetParserPos(FParser);
|
|
temp.FOperator := otSub;
|
|
temp.FVal2 := TPSValueData.Create;
|
|
TPSValueData(Temp.FVal2).Data := NewVariant(FindBaseType(bts32));
|
|
TPSValueData(Temp.FVal2).Data.ts32 := 1;
|
|
temp.FVal1 := p;
|
|
Temp.FType := GetTypeNo(BlockInfo, P);
|
|
result := temp;
|
|
end;
|
|
|
|
begin
|
|
case fParser.CurrTokenID of
|
|
CSTI_OpenBlock:
|
|
begin
|
|
if not ReadArray then
|
|
begin
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
end;
|
|
CSTII_Not:
|
|
begin
|
|
FParser.Next;
|
|
NewVar := ReadFactor;
|
|
if NewVar = nil then
|
|
begin
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
NewVarU := TPSUnValueOp.Create;
|
|
NewVarU.SetParserPos(FParser);
|
|
NewVarU.aType := GetTypeNo(BlockInfo, NewVar);
|
|
NewVarU.Operator := otNot;
|
|
NewVarU.Val1 := NewVar;
|
|
NewVar := NewVarU;
|
|
end;
|
|
CSTI_Plus:
|
|
begin
|
|
FParser.Next;
|
|
NewVar := ReadTerm;
|
|
if NewVar = nil then
|
|
begin
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
end;
|
|
CSTI_Minus:
|
|
begin
|
|
FParser.Next;
|
|
NewVar := ReadTerm;
|
|
if NewVar = nil then
|
|
begin
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
NewVarU := TPSUnValueOp.Create;
|
|
NewVarU.SetParserPos(FParser);
|
|
NewVarU.aType := GetTypeNo(BlockInfo, NewVar);
|
|
NewVarU.Operator := otMinus;
|
|
NewVarU.Val1 := NewVar;
|
|
NewVar := NewVarU;
|
|
end;
|
|
CSTII_Nil:
|
|
begin
|
|
FParser.Next;
|
|
NewVar := TPSValueNil.Create;
|
|
NewVar.SetParserPos(FParser);
|
|
end;
|
|
CSTI_AddressOf:
|
|
begin
|
|
FParser.Next;
|
|
if FParser.CurrTokenID <> CSTI_Identifier then
|
|
begin
|
|
MakeError('', ecIdentifierExpected, '');
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
NewVar := TPSValueProcPtr.Create;
|
|
NewVar.SetParserPos(FParser);
|
|
TPSValueProcPtr(NewVar).ProcPtr := FindProc(FParser.GetToken);
|
|
if TPSValueProcPtr(NewVar).ProcPtr = InvalidVal then
|
|
begin
|
|
MakeError('', ecUnknownIdentifier, FParser.OriginalToken);
|
|
NewVar.Free;
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
Proc := FProcs[TPSValueProcPtr(NewVar).ProcPtr];
|
|
if Proc.ClassType <> TPSInternalProcedure then
|
|
begin
|
|
MakeError('', ecUnknownIdentifier, FParser.OriginalToken);
|
|
NewVar.Free;
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
end;
|
|
CSTI_OpenRound:
|
|
begin
|
|
FParser.Next;
|
|
NewVar := ReadExpression();
|
|
if NewVar = nil then
|
|
begin
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
if FParser.CurrTokenId <> CSTI_CloseRound then
|
|
begin
|
|
NewVar.Free;
|
|
Result := nil;
|
|
MakeError('', ecCloseRoundExpected, '');
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
end;
|
|
CSTI_Char, CSTI_String:
|
|
begin
|
|
NewVar := TPSValueData.Create;
|
|
NewVar.SetParserPos(FParser);
|
|
TPSValueData(NewVar).Data := ReadString;
|
|
if TPSValueData(NewVar).Data = nil then
|
|
begin
|
|
NewVar.Free;
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
end;
|
|
CSTI_HexInt, CSTI_Integer:
|
|
begin
|
|
NewVar := TPSValueData.Create;
|
|
NewVar.SetParserPos(FParser);
|
|
TPSValueData(NewVar).Data := ReadInteger(FParser.GetToken);
|
|
FParser.Next;
|
|
end;
|
|
CSTI_Real:
|
|
begin
|
|
NewVar := TPSValueData.Create;
|
|
NewVar.SetParserPos(FParser);
|
|
TPSValueData(NewVar).Data := ReadReal(FParser.GetToken);
|
|
FParser.Next;
|
|
end;
|
|
CSTII_Ord:
|
|
begin
|
|
FParser.Next;
|
|
if fParser.Currtokenid <> CSTI_OpenRound then
|
|
begin
|
|
Result := nil;
|
|
MakeError('', ecOpenRoundExpected, '');
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
NewVar := ReadExpression();
|
|
if NewVar = nil then
|
|
begin
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
if FParser.CurrTokenId <> CSTI_CloseRound then
|
|
begin
|
|
NewVar.Free;
|
|
Result := nil;
|
|
MakeError('', ecCloseRoundExpected, '');
|
|
exit;
|
|
end;
|
|
if not ((GetTypeNo(BlockInfo, NewVar).BaseType = btChar) or
|
|
{$IFNDEF PS_NOWIDESTRING} (GetTypeNo(BlockInfo, NewVar).BaseType = btWideChar) or{$ENDIF}
|
|
(GetTypeNo(BlockInfo, NewVar).BaseType = btEnum) or (IsIntType(GetTypeNo(BlockInfo, NewVar).BaseType))) then
|
|
begin
|
|
NewVar.Free;
|
|
Result := nil;
|
|
MakeError('', ecTypeMismatch, '');
|
|
exit;
|
|
end;
|
|
NewVarU := TPSUnValueOp.Create;
|
|
NewVarU.SetParserPos(FParser);
|
|
NewVarU.Operator := otCast;
|
|
NewVarU.FType := at2ut(FindBaseType(btu32));
|
|
NewVarU.Val1 := NewVar;
|
|
NewVar := NewVarU;
|
|
FParser.Next;
|
|
end;
|
|
CSTII_Chr:
|
|
begin
|
|
FParser.Next;
|
|
if fParser.Currtokenid <> CSTI_OpenRound then
|
|
begin
|
|
Result := nil;
|
|
MakeError('', ecOpenRoundExpected, '');
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
NewVar := ReadExpression();
|
|
if NewVar = nil then
|
|
begin
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
if FParser.CurrTokenId <> CSTI_CloseRound then
|
|
begin
|
|
NewVar.Free;
|
|
Result := nil;
|
|
MakeError('', ecCloseRoundExpected, '');
|
|
exit;
|
|
end;
|
|
if not (IsIntType(GetTypeNo(BlockInfo, NewVar).BaseType)) then
|
|
begin
|
|
NewVar.Free;
|
|
Result := nil;
|
|
MakeError('', ecTypeMismatch, '');
|
|
exit;
|
|
end;
|
|
NewVarU := TPSUnValueOp.Create;
|
|
NewVarU.SetParserPos(FParser);
|
|
NewVarU.Operator := otCast;
|
|
NewVarU.FType := at2ut(FindBaseType(btChar));
|
|
NewVarU.Val1 := NewVar;
|
|
NewVar := NewVarU;
|
|
FParser.Next;
|
|
end;
|
|
CSTI_Identifier:
|
|
begin
|
|
if FParser.GetToken = 'SUCC' then
|
|
begin
|
|
FParser.Next;
|
|
if FParser.CurrTokenID <> CSTI_OpenRound then
|
|
begin
|
|
Result := nil;
|
|
MakeError('', ecOpenRoundExpected, '');
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
NewVar := ReadExpression;
|
|
if NewVar = nil then
|
|
begin
|
|
result := nil;
|
|
exit;
|
|
end;
|
|
if (GetTypeNo(BlockInfo, NewVar) = nil) or (not IsIntType(GetTypeNo(BlockInfo, NewVar).BaseType) and
|
|
(GetTypeNo(BlockInfo, NewVar).BaseType <> btEnum)) then
|
|
begin
|
|
NewVar.Free;
|
|
Result := nil;
|
|
MakeError('', ecTypeMismatch, '');
|
|
exit;
|
|
end;
|
|
if FParser.CurrTokenID <> CSTI_CloseRound then
|
|
begin
|
|
NewVar.Free;
|
|
Result := nil;
|
|
MakeError('', eccloseRoundExpected, '');
|
|
exit;
|
|
end;
|
|
NewVar := CallSucc(NewVar);
|
|
FParser.Next;
|
|
end else
|
|
if FParser.GetToken = 'PRED' then
|
|
begin
|
|
FParser.Next;
|
|
if FParser.CurrTokenID <> CSTI_OpenRound then
|
|
begin
|
|
Result := nil;
|
|
MakeError('', ecOpenRoundExpected, '');
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
NewVar := ReadExpression;
|
|
if NewVar = nil then
|
|
begin
|
|
result := nil;
|
|
exit;
|
|
end;
|
|
if (GetTypeNo(BlockInfo, NewVar) = nil) or (not IsIntType(GetTypeNo(BlockInfo, NewVar).BaseType) and
|
|
(GetTypeNo(BlockInfo, NewVar).BaseType <> btEnum)) then
|
|
begin
|
|
NewVar.Free;
|
|
Result := nil;
|
|
MakeError('', ecTypeMismatch, '');
|
|
exit;
|
|
end;
|
|
if FParser.CurrTokenID <> CSTI_CloseRound then
|
|
begin
|
|
NewVar.Free;
|
|
Result := nil;
|
|
MakeError('', eccloseRoundExpected, '');
|
|
exit;
|
|
end;
|
|
NewVar := CallPred(NewVar);
|
|
FParser.Next;
|
|
end else
|
|
if FParser.GetToken = 'ASSIGNED' then
|
|
begin
|
|
FParser.Next;
|
|
if FParser.CurrTokenID <> CSTI_OpenRound then
|
|
begin
|
|
Result := nil;
|
|
MakeError('', ecOpenRoundExpected, '');
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
NewVar := GetIdentifier(0);
|
|
if NewVar = nil then
|
|
begin
|
|
result := nil;
|
|
exit;
|
|
end;
|
|
if (GetTypeNo(BlockInfo, NewVar) = nil) or ((GetTypeNo(BlockInfo, NewVar).BaseType <> btClass) and
|
|
(GetTypeNo(BlockInfo, NewVar).BaseType <> btPChar) and
|
|
(GetTypeNo(BlockInfo, NewVar).BaseType <> btString)) then
|
|
begin
|
|
NewVar.Free;
|
|
Result := nil;
|
|
MakeError('', ecTypeMismatch, '');
|
|
exit;
|
|
end;
|
|
if FParser.CurrTokenID <> CSTI_CloseRound then
|
|
begin
|
|
NewVar.Free;
|
|
Result := nil;
|
|
MakeError('', eccloseRoundExpected, '');
|
|
exit;
|
|
end;
|
|
NewVar := CallAssigned(NewVar);
|
|
FParser.Next;
|
|
end else
|
|
begin
|
|
NewVar := GetIdentifier(0);
|
|
if NewVar = nil then
|
|
begin
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
end;
|
|
end;
|
|
else
|
|
begin
|
|
MakeError('', ecSyntaxError, '');
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
end; {case}
|
|
Result := NewVar;
|
|
end; // ReadFactor
|
|
|
|
function GetResultType(p1, P2: TPSValue; Cmd: TPSBinOperatorType): TPSType;
|
|
var
|
|
pp, t1, t2: PIFPSType;
|
|
begin
|
|
t1 := GetTypeNo(BlockInfo, p1);
|
|
t2 := GetTypeNo(BlockInfo, P2);
|
|
if (t1 = nil) or (t2 = nil) then
|
|
begin
|
|
if ((p1.ClassType = TPSValueNil) or (p2.ClassType = TPSValueNil)) and ((t1 <> nil) or (t2 <> nil)) then
|
|
begin
|
|
if p1.ClassType = TPSValueNil then
|
|
pp := t2
|
|
else
|
|
pp := t1;
|
|
if (pp.BaseType = btPchar) or (pp.BaseType = btString) or (pp.BaseType = btClass) {$IFNDEF PS_NOINTERFACES}or (pp.BaseType =btInterface){$ENDIF} or (pp.BaseType = btProcPtr) then
|
|
Result := AT2UT(FDefaultBoolType)
|
|
else
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
case Cmd of
|
|
otAdd: {plus}
|
|
begin
|
|
if ((t1.BaseType = btVariant) or (t1.BaseType = btNotificationVariant)) and (
|
|
((t2.BaseType = btVariant) or (t2.BaseType = btNotificationVariant)) or
|
|
(t2.BaseType = btString) or
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
(t2.BaseType = btwideString) or
|
|
(t2.BaseType = btUnicodestring) or
|
|
(t2.BaseType = btwidechar) or
|
|
{$ENDIF}
|
|
(t2.BaseType = btPchar) or
|
|
(t2.BaseType = btChar) or
|
|
(isIntRealType(t2.BaseType))) then
|
|
Result := t1
|
|
else
|
|
if ((t2.BaseType = btVariant) or (t2.BaseType = btNotificationVariant)) and (
|
|
((t1.BaseType = btVariant) or (t1.BaseType = btNotificationVariant)) or
|
|
(t1.BaseType = btString) or
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
(t1.BaseType = btUnicodestring) or
|
|
(t1.BaseType = btwideString) or
|
|
(t1.BaseType = btwidechar) or
|
|
{$ENDIF}
|
|
(t1.BaseType = btPchar) or
|
|
(t1.BaseType = btChar) or
|
|
(isIntRealType(t1.BaseType))) then
|
|
Result := t2
|
|
else if ((t1.BaseType = btSet) and (t2.BaseType = btSet)) and (t1 = t2) then
|
|
Result := t1
|
|
else if IsIntType(t1.BaseType) and IsIntType(t2.BaseType) then
|
|
Result := t1
|
|
else if IsIntRealType(t1.BaseType) and
|
|
IsIntRealType(t2.BaseType) then
|
|
begin
|
|
if IsRealType(t1.BaseType) then
|
|
Result := t1
|
|
else
|
|
Result := t2;
|
|
end
|
|
else if (t1.basetype = btSet) and (t2.Name = 'TVARIANTARRAY') then
|
|
Result := t1
|
|
else if (t2.basetype = btSet) and (t1.Name = 'TVARIANTARRAY') then
|
|
Result := t2
|
|
else if ((t1.BaseType = btPchar) or(t1.BaseType = btString) or (t1.BaseType = btChar)) and ((t2.BaseType = btPchar) or(t2.BaseType = btString) or (t2.BaseType = btChar)) then
|
|
Result := at2ut(FindBaseType(btString))
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
else if ((t1.BaseType = btString) or (t1.BaseType = btChar) or (t1.BaseType = btPchar)or (t1.BaseType = btWideString) or (t1.BaseType = btWideChar) or (t1.BaseType = btUnicodeString)) and
|
|
((t2.BaseType = btString) or (t2.BaseType = btChar) or (t2.BaseType = btPchar) or (t2.BaseType = btWideString) or (t2.BaseType = btWideChar) or (t2.BaseType = btUnicodeString)) then
|
|
Result := at2ut(FindBaseType(btWideString))
|
|
{$ENDIF}
|
|
|
|
else if (t1.BaseType = btArray) and (t1 = t2) then
|
|
Result := t1
|
|
|
|
else
|
|
Result := nil;
|
|
end;
|
|
|
|
otSub, otMul, otIntDiv, otDiv: { - * / }
|
|
begin
|
|
if ((t1.BaseType = btVariant) or (t1.BaseType = btNotificationVariant)) and (
|
|
((t2.BaseType = btVariant) or (t2.BaseType = btNotificationVariant)) or
|
|
(isIntRealType(t2.BaseType))) then
|
|
Result := t1
|
|
else if ((t1.BaseType = btSet) and (t2.BaseType = btSet)) and (t1 = t2) and ((cmd = otSub) or (cmd = otMul)) then
|
|
Result := t1
|
|
else if (t1.basetype = btSet) and (t2.Name = 'TVARIANTARRAY') and ((cmd = otSub) or (cmd = otMul)) then
|
|
Result := t1
|
|
else if (t2.basetype = btSet) and (t1.Name = 'TVARIANTARRAY') and ((cmd = otSub) or (cmd = otMul)) then
|
|
Result := t2
|
|
else
|
|
if ((t2.BaseType = btVariant) or (t2.BaseType = btNotificationVariant)) and (
|
|
((t1.BaseType = btVariant) or (t1.BaseType = btNotificationVariant)) or
|
|
(isIntRealType(t1.BaseType))) then
|
|
Result := t2
|
|
else if IsIntType(t1.BaseType) and IsIntType(t2.BaseType) then begin
|
|
Result := t1;
|
|
{$IFDEF PS_DELPHIDIV}
|
|
if Cmd = otDiv then
|
|
result := FindBaseType(btExtended);
|
|
{$ENDIF}
|
|
end else if IsIntRealType(t1.BaseType) and
|
|
IsIntRealType(t2.BaseType) then
|
|
begin
|
|
if IsRealType(t1.BaseType) then
|
|
Result := t1
|
|
else
|
|
Result := t2;
|
|
{$IFDEF PS_DELPHIDIV}
|
|
if Cmd = otIntDiv then //intdiv only works
|
|
result := nil;
|
|
{$ENDIF}
|
|
end
|
|
else
|
|
Result := nil;
|
|
end;
|
|
otAnd, otOr, otXor: {and,or,xor}
|
|
begin
|
|
if ((t1.BaseType = btVariant) or (t1.BaseType = btNotificationVariant)) and (
|
|
((t2.BaseType = btVariant) or (t2.BaseType = btNotificationVariant)) or
|
|
(isIntType(t2.BaseType))) then
|
|
Result := t1
|
|
else
|
|
if ((t2.BaseType = btVariant) or (t2.BaseType = btNotificationVariant)) and (
|
|
((t1.BaseType = btVariant) or (t1.BaseType = btNotificationVariant)) or
|
|
(isIntType(t1.BaseType))) then
|
|
Result := t2
|
|
else if IsIntType(t1.BaseType) and IsIntType(t2.BaseType) then
|
|
Result := t1
|
|
else if (IsBoolean(t1)) and ((t2 = t1) or ((t2.BaseType = btVariant)
|
|
or (t2.BaseType = btNotificationVariant))) then
|
|
begin
|
|
Result := t1;
|
|
if ((p1.ClassType = TPSValueData) or (p2.ClassType = TPSValueData)) then
|
|
begin
|
|
if cmd = otAnd then {and}
|
|
begin
|
|
if p1.ClassType = TPSValueData then
|
|
begin
|
|
if (TPSValueData(p1).FData^.tu8 <> 0) then
|
|
begin
|
|
with MakeWarning('', ewIsNotNeeded, '"True and"') do
|
|
begin
|
|
FRow := p1.Row;
|
|
FCol := p1.Col;
|
|
FPosition := p1.Pos;
|
|
end;
|
|
end else
|
|
begin
|
|
with MakeWarning('', ewCalculationAlwaysEvaluatesTo, 'False') do
|
|
begin
|
|
FRow := p1.Row;
|
|
FCol := p1.Col;
|
|
FPosition := p1.Pos;
|
|
end;
|
|
end;
|
|
end else begin
|
|
if (TPSValueData(p2).Data.tu8 <> 0) then
|
|
begin
|
|
with MakeWarning('', ewIsNotNeeded, '"and True"') do
|
|
begin
|
|
FRow := p1.Row;
|
|
FCol := p1.Col;
|
|
FPosition := p1.Pos;
|
|
end;
|
|
end
|
|
else
|
|
begin
|
|
with MakeWarning('', ewCalculationAlwaysEvaluatesTo, 'False') do
|
|
begin
|
|
FRow := p1.Row;
|
|
FCol := p1.Col;
|
|
FPosition := p1.Pos;
|
|
end;
|
|
end;
|
|
end;
|
|
end else if cmd = otOr then {or}
|
|
begin
|
|
if p1.ClassType = TPSValueData then
|
|
begin
|
|
if (TPSValueData(p1).Data.tu8 <> 0) then
|
|
begin
|
|
with MakeWarning('', ewCalculationAlwaysEvaluatesTo, 'True') do
|
|
begin
|
|
FRow := p1.Row;
|
|
FCol := p1.Col;
|
|
FPosition := p1.Pos;
|
|
end;
|
|
end
|
|
else
|
|
begin
|
|
with MakeWarning('', ewIsNotNeeded, '"False or"') do
|
|
begin
|
|
FRow := p1.Row;
|
|
FCol := p1.Col;
|
|
FPosition := p1.Pos;
|
|
end;
|
|
end
|
|
end else begin
|
|
if (TPSValueData(p2).Data.tu8 <> 0) then
|
|
begin
|
|
with MakeWarning('', ewCalculationAlwaysEvaluatesTo, 'True') do
|
|
begin
|
|
FRow := p1.Row;
|
|
FCol := p1.Col;
|
|
FPosition := p1.Pos;
|
|
end;
|
|
end
|
|
else
|
|
begin
|
|
with MakeWarning('', ewIsNotNeeded, '"or False"') do
|
|
begin
|
|
FRow := p1.Row;
|
|
FCol := p1.Col;
|
|
FPosition := p1.Pos;
|
|
end;
|
|
end
|
|
end;
|
|
end;
|
|
end;
|
|
end else
|
|
Result := nil;
|
|
end;
|
|
otMod, otShl, otShr: {mod,shl,shr}
|
|
begin
|
|
if ((t1.BaseType = btVariant) or (t1.BaseType = btNotificationVariant)) and (
|
|
((t2.BaseType = btVariant) or (t2.BaseType = btNotificationVariant)) or
|
|
(isIntType(t2.BaseType))) then
|
|
Result := t1
|
|
else
|
|
if ((t2.BaseType = btVariant) or (t2.BaseType = btNotificationVariant)) and (
|
|
((t1.BaseType = btVariant) or (t1.BaseType = btNotificationVariant)) or
|
|
(isIntType(t1.BaseType))) then
|
|
Result := t2
|
|
else if IsIntType(t1.BaseType) and IsIntType(t2.BaseType) then
|
|
Result := t1
|
|
else
|
|
Result := nil;
|
|
end;
|
|
otGreater, otLess, otGreaterEqual, otLessEqual: { >=, <=, >, <}
|
|
begin
|
|
if ((t1.BaseType = btVariant) or (t1.BaseType = btNotificationVariant)) and (
|
|
((t2.BaseType = btVariant) or (t2.BaseType = btNotificationVariant)) or
|
|
(t2.BaseType = btString) or
|
|
(t2.BaseType = btPchar) or
|
|
(t2.BaseType = btChar) or
|
|
(isIntRealType(t2.BaseType))) then
|
|
Result := FDefaultBoolType
|
|
else if ((t1.BaseType = btSet) and (t2.BaseType = btSet)) and (t1 = t2) and ((cmd = otGreaterEqual) or (cmd = otLessEqual)) then
|
|
Result := FDefaultBoolType
|
|
else
|
|
if ((t2.BaseType = btVariant) or (t2.BaseType = btNotificationVariant)) and (
|
|
((t1.BaseType = btVariant) or (t1.BaseType = btNotificationVariant)) or
|
|
(t1.BaseType = btString) or
|
|
(t1.BaseType = btPchar) or
|
|
(t1.BaseType = btChar) or
|
|
(isIntRealType(t1.BaseType))) then
|
|
Result := FDefaultBoolType
|
|
else if IsIntType(t1.BaseType) and IsIntType(t2.BaseType) then
|
|
Result := FDefaultBoolType
|
|
else if IsIntRealType(t1.BaseType) and
|
|
IsIntRealType(t2.BaseType) then
|
|
Result := FDefaultBoolType
|
|
else if
|
|
((t1.BaseType = btString) or (t1.BaseType = btChar) {$IFNDEF PS_NOWIDESTRING} or (t1.BaseType = btWideString) or (t1.BaseType = btWideChar) or (t1.BaseType = btUnicodestring){$ENDIF}) and
|
|
((t2.BaseType = btString) or (t2.BaseType = btChar) {$IFNDEF PS_NOWIDESTRING} or (t2.BaseType = btWideString) or (t2.BaseType = btWideChar) or (t2.BaseType = btUnicodestring){$ENDIF}) then
|
|
Result := FDefaultBoolType
|
|
else if ((t1.BaseType = btVariant) or (t1.BaseType = btNotificationVariant)) or ((t2.BaseType = btVariant) or (t2.BaseType = btNotificationVariant)) then
|
|
Result := FDefaultBoolType
|
|
else
|
|
Result := nil;
|
|
end;
|
|
otEqual, otNotEqual: {=, <>}
|
|
begin
|
|
if ((t1.BaseType = btVariant) or (t1.BaseType = btNotificationVariant)) and (
|
|
((t2.BaseType = btVariant) or (t2.BaseType = btNotificationVariant)) or
|
|
(t2.BaseType = btString) or
|
|
(t2.BaseType = btPchar) or
|
|
(t2.BaseType = btChar) or
|
|
(isIntRealType(t2.BaseType))) then
|
|
Result := FDefaultBoolType
|
|
else if ((t1.BaseType = btSet) and (t2.BaseType = btSet)) and (t1 = t2) then
|
|
Result := FDefaultBoolType
|
|
else
|
|
if ((t2.BaseType = btVariant) or (t2.BaseType = btNotificationVariant)) and (
|
|
((t1.BaseType = btVariant) or (t1.BaseType = btNotificationVariant)) or
|
|
(t1.BaseType = btString) or
|
|
(t1.BaseType = btPchar) or
|
|
(t1.BaseType = btChar) or
|
|
(isIntRealType(t1.BaseType))) then
|
|
Result := FDefaultBoolType
|
|
else if IsIntType(t1.BaseType) and IsIntType(t2.BaseType) then
|
|
Result := FDefaultBoolType
|
|
else if IsIntRealType(t1.BaseType) and
|
|
IsIntRealType(t2.BaseType) then
|
|
Result := FDefaultBoolType
|
|
else if
|
|
((t1.BaseType = btString) or (t1.BaseType = btChar) {$IFNDEF PS_NOWIDESTRING} or (t1.BaseType = btWideString) or (t1.BaseType = btWideChar) or (t1.BaseType = btUnicodestring){$ENDIF}) and
|
|
((t2.BaseType = btString) or (t2.BaseType = btChar) {$IFNDEF PS_NOWIDESTRING} or (t2.BaseType = btWideString) or (t2.BaseType = btWideChar) or (t2.BaseType = btUnicodestring){$ENDIF}) then
|
|
Result := FDefaultBoolType
|
|
else if (t1.basetype = btSet) and (t2.Name = 'TVARIANTARRAY') then
|
|
Result := FDefaultBoolType
|
|
else if (t2.basetype = btSet) and (t1.Name = 'TVARIANTARRAY') then
|
|
Result := FDefaultBoolType
|
|
else if (t1.BaseType = btEnum) and (t1 = t2) then
|
|
Result := FDefaultBoolType
|
|
else if (t1.BaseType = btClass) and (t2.BaseType = btClass) then
|
|
Result := FDefaultBoolType
|
|
else if (t1 = t2) then
|
|
Result := FDefaultBoolType
|
|
else if ((t1.BaseType = btVariant) or (t1.BaseType = btNotificationVariant)) or ((t2.BaseType = btVariant) or (t2.BaseType = btNotificationVariant)) then
|
|
Result := FDefaultBoolType
|
|
else Result := nil;
|
|
end;
|
|
otIn:
|
|
begin
|
|
if (t2.Name = 'TVARIANTARRAY') then
|
|
Result := FDefaultBoolType
|
|
else
|
|
if (t2.BaseType = btSet) and (TPSSetType(t2).SetType = t1) then
|
|
Result := FDefaultBoolType
|
|
else
|
|
Result := nil;
|
|
end;
|
|
otIs:
|
|
begin
|
|
if t2.BaseType = btType then
|
|
begin
|
|
Result := FDefaultBoolType
|
|
end else
|
|
Result := nil;
|
|
end;
|
|
otAs:
|
|
begin
|
|
if t2.BaseType = btType then
|
|
begin
|
|
Result := at2ut(TPSValueData(p2).Data.ttype);
|
|
end else
|
|
Result := nil;
|
|
end;
|
|
else
|
|
Result := nil;
|
|
end;
|
|
end;
|
|
|
|
|
|
function ReadTerm: TPSValue;
|
|
var
|
|
F1, F2: TPSValue;
|
|
fType: TPSType;
|
|
F: TPSBinValueOp;
|
|
Token: TPSPasToken;
|
|
Op: TPSBinOperatorType;
|
|
begin
|
|
F1 := ReadFactor;
|
|
if F1 = nil then
|
|
begin
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
while FParser.CurrTokenID in [CSTI_Multiply, CSTI_Divide, CSTII_Div, CSTII_Mod, CSTII_And, CSTII_Shl, CSTII_Shr, CSTII_As] do
|
|
begin
|
|
Token := FParser.CurrTokenID;
|
|
FParser.Next;
|
|
F2 := ReadFactor;
|
|
if f2 = nil then
|
|
begin
|
|
f1.Free;
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
case Token of
|
|
CSTI_Multiply: Op := otMul;
|
|
CSTI_Divide: Op := otDiv;
|
|
CSTII_div: Op := otIntDiv;
|
|
CSTII_mod: Op := otMod;
|
|
CSTII_and: Op := otAnd;
|
|
CSTII_shl: Op := otShl;
|
|
CSTII_shr: Op := otShr;
|
|
CSTII_As: Op := otAs;
|
|
else
|
|
Op := otAdd;
|
|
end;
|
|
if (Op = otAs) and (f2 is TPSValueData) and (TPSValueData(f2).Data.FType.BaseType = btType) then begin
|
|
fType := TPSValueData(f2).Data.ttype;
|
|
f2.Free;
|
|
f2 := TPSUnValueOp.Create;
|
|
TPSUnValueOp(F2).Val1 := f1;
|
|
TPSUnValueOp(F2).SetParserPos(FParser);
|
|
TPSUnValueOp(f2).FType := fType;
|
|
TPSUnValueOp(f2).Operator := otCast;
|
|
f1 := f2;
|
|
end else begin
|
|
F := TPSBinValueOp.Create;
|
|
f.Val1 := F1;
|
|
f.Val2 := F2;
|
|
f.Operator := Op;
|
|
f.aType := GetResultType(F1, F2, Op);
|
|
if f.aType = nil then
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
f.Free;
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
f1 := f;
|
|
end;
|
|
end;
|
|
Result := F1;
|
|
end; // ReadTerm
|
|
|
|
function ReadSimpleExpression: TPSValue;
|
|
var
|
|
F1, F2: TPSValue;
|
|
F: TPSBinValueOp;
|
|
Token: TPSPasToken;
|
|
Op: TPSBinOperatorType;
|
|
begin
|
|
F1 := ReadTerm;
|
|
if F1 = nil then
|
|
begin
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
while FParser.CurrTokenID in [CSTI_Plus, CSTI_Minus, CSTII_Or, CSTII_Xor] do
|
|
begin
|
|
Token := FParser.CurrTokenID;
|
|
FParser.Next;
|
|
F2 := ReadTerm;
|
|
if f2 = nil then
|
|
begin
|
|
f1.Free;
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
case Token of
|
|
CSTI_Plus: Op := otAdd;
|
|
CSTI_Minus: Op := otSub;
|
|
CSTII_or: Op := otOr;
|
|
CSTII_xor: Op := otXor;
|
|
else
|
|
Op := otAdd;
|
|
end;
|
|
F := TPSBinValueOp.Create;
|
|
f.Val1 := F1;
|
|
f.Val2 := F2;
|
|
f.Operator := Op;
|
|
f.aType := GetResultType(F1, F2, Op);
|
|
if f.aType = nil then
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
f.Free;
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
f1 := f;
|
|
end;
|
|
Result := F1;
|
|
end; // ReadSimpleExpression
|
|
|
|
|
|
function ReadExpression: TPSValue;
|
|
var
|
|
F1, F2: TPSValue;
|
|
F: TPSBinValueOp;
|
|
Token: TPSPasToken;
|
|
Op: TPSBinOperatorType;
|
|
begin
|
|
F1 := ReadSimpleExpression;
|
|
if F1 = nil then
|
|
begin
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
while FParser.CurrTokenID in [ CSTI_GreaterEqual, CSTI_LessEqual, CSTI_Greater, CSTI_Less, CSTI_Equal, CSTI_NotEqual, CSTII_in, CSTII_is] do
|
|
begin
|
|
Token := FParser.CurrTokenID;
|
|
FParser.Next;
|
|
F2 := ReadSimpleExpression;
|
|
if f2 = nil then
|
|
begin
|
|
f1.Free;
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
case Token of
|
|
CSTI_GreaterEqual: Op := otGreaterEqual;
|
|
CSTI_LessEqual: Op := otLessEqual;
|
|
CSTI_Greater: Op := otGreater;
|
|
CSTI_Less: Op := otLess;
|
|
CSTI_Equal: Op := otEqual;
|
|
CSTI_NotEqual: Op := otNotEqual;
|
|
CSTII_in: Op := otIn;
|
|
CSTII_is: Op := otIs;
|
|
else
|
|
Op := otAdd;
|
|
end;
|
|
F := TPSBinValueOp.Create;
|
|
f.Val1 := F1;
|
|
f.Val2 := F2;
|
|
f.Operator := Op;
|
|
f.aType := GetResultType(F1, F2, Op);
|
|
if f.aType = nil then
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
f.Free;
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
f1 := f;
|
|
end;
|
|
Result := F1;
|
|
end; // ReadExpression
|
|
|
|
function TryEvalConst(var P: TPSValue): Boolean;
|
|
var
|
|
preplace: TPSValue;
|
|
begin
|
|
if p is TPSBinValueOp then
|
|
begin
|
|
if not (TryEvalConst(TPSBinValueOp(p).FVal1) and TryEvalConst(TPSBinValueOp(p).FVal2)) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
if (TPSBinValueOp(p).FVal1.ClassType = TPSValueData) and (TPSBinValueOp(p).FVal2.ClassType = TPSValueData) then
|
|
begin
|
|
if not PreCalc(True, 0, TPSValueData(TPSBinValueOp(p).Val1).Data, 0, TPSValueData(TPSBinValueOp(p).Val2).Data, TPSBinValueOp(p).Operator, p.Pos, p.Row, p.Col) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
preplace := TPSValueData.Create;
|
|
preplace.Pos := p.Pos;
|
|
preplace.Row := p.Row;
|
|
preplace.Col := p.Col;
|
|
TPSValueData(preplace).Data := TPSValueData(TPSBinValueOp(p).Val1).Data;
|
|
TPSValueData(TPSBinValueOp(p).Val1).Data := nil;
|
|
p.Free;
|
|
p := preplace;
|
|
end;
|
|
end else if p is TPSUnValueOp then
|
|
begin
|
|
if not TryEvalConst(TPSUnValueOp(p).FVal1) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
if TPSUnValueOp(p).FVal1.ClassType = TPSValueData then
|
|
begin
|
|
//
|
|
case TPSUnValueOp(p).Operator of
|
|
otNot:
|
|
begin
|
|
case TPSValueData(TPSUnValueOp(p).FVal1).Data^.FType.BaseType of
|
|
btEnum:
|
|
begin
|
|
if IsBoolean(TPSValueData(TPSUnValueOp(p).FVal1).Data^.FType) then
|
|
begin
|
|
TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu8 := (not TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu8) and 1;
|
|
end else
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
btU8: TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu8 := not TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu8;
|
|
btU16: TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu16 := not TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu16;
|
|
btU32: TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu32 := not TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu32;
|
|
bts8: TPSValueData(TPSUnValueOp(p).FVal1).Data^.ts8 := not TPSValueData(TPSUnValueOp(p).FVal1).Data^.ts8;
|
|
bts16: TPSValueData(TPSUnValueOp(p).FVal1).Data^.ts16 := not TPSValueData(TPSUnValueOp(p).FVal1).Data^.ts16;
|
|
bts32: TPSValueData(TPSUnValueOp(p).FVal1).Data^.ts32 := not TPSValueData(TPSUnValueOp(p).FVal1).Data^.ts32;
|
|
{$IFNDEF PS_NOINT64}
|
|
bts64: TPSValueData(TPSUnValueOp(p).FVal1).Data^.ts64 := not TPSValueData(TPSUnValueOp(p).FVal1).Data^.ts64;
|
|
{$ENDIF}
|
|
else
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
preplace := TPSUnValueOp(p).Val1;
|
|
TPSUnValueOp(p).Val1 := nil;
|
|
p.Free;
|
|
p := preplace;
|
|
end;
|
|
otMinus:
|
|
begin
|
|
case TPSValueData(TPSUnValueOp(p).FVal1).Data^.FType.BaseType of
|
|
btU8: TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu8 := -TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu8;
|
|
btU16: TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu16 := -TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu16;
|
|
btU32: TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu32 := -TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu32;
|
|
bts8: TPSValueData(TPSUnValueOp(p).FVal1).Data^.ts8 := -TPSValueData(TPSUnValueOp(p).FVal1).Data^.ts8;
|
|
bts16: TPSValueData(TPSUnValueOp(p).FVal1).Data^.ts16 := -TPSValueData(TPSUnValueOp(p).FVal1).Data^.ts16;
|
|
bts32: TPSValueData(TPSUnValueOp(p).FVal1).Data^.ts32 := -TPSValueData(TPSUnValueOp(p).FVal1).Data^.ts32;
|
|
{$IFNDEF PS_NOINT64}
|
|
bts64: TPSValueData(TPSUnValueOp(p).FVal1).Data^.ts64 := -TPSValueData(TPSUnValueOp(p).FVal1).Data^.ts64;
|
|
{$ENDIF}
|
|
btSingle: TPSValueData(TPSUnValueOp(p).FVal1).Data^.tsingle := -TPSValueData(TPSUnValueOp(p).FVal1).Data^.tsingle;
|
|
btDouble: TPSValueData(TPSUnValueOp(p).FVal1).Data^.tdouble := -TPSValueData(TPSUnValueOp(p).FVal1).Data^.tdouble;
|
|
btExtended: TPSValueData(TPSUnValueOp(p).FVal1).Data^.textended := -TPSValueData(TPSUnValueOp(p).FVal1).Data^.textended;
|
|
btCurrency: TPSValueData(TPSUnValueOp(p).FVal1).Data^.tcurrency := -TPSValueData(TPSUnValueOp(p).FVal1).Data^.tcurrency;
|
|
else
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
preplace := TPSUnValueOp(p).Val1;
|
|
TPSUnValueOp(p).Val1 := nil;
|
|
p.Free;
|
|
p := preplace;
|
|
end;
|
|
otCast:
|
|
begin
|
|
preplace := TPSValueData.Create;
|
|
TPSValueData(preplace).Data := NewVariant(TPSUnValueOp(p).FType);
|
|
case TPSUnValueOp(p).FType.BaseType of
|
|
btU8:
|
|
begin
|
|
case TPSValueData(TPSUnValueOp(p).FVal1).Data.Ftype.basetype of
|
|
btchar: TPSValueData(preplace).Data.tu8 := ord(TPSValueData(TPSUnValueOp(p).FVal1).Data^.tchar);
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
btwidechar: TPSValueData(preplace).Data.tu8 := ord(TPSValueData(TPSUnValueOp(p).FVal1).Data^.twidechar);
|
|
{$ENDIF}
|
|
btU8: TPSValueData(preplace).Data.tu8 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu8;
|
|
btS8: TPSValueData(preplace).Data.tu8 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tS8;
|
|
btU16: TPSValueData(preplace).Data.tu8 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu16;
|
|
btS16: TPSValueData(preplace).Data.tu8 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tS16;
|
|
btU32: TPSValueData(preplace).Data.tu8 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tU32;
|
|
btS32: TPSValueData(preplace).Data.tu8 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tS32;
|
|
{$IFNDEF PS_NOINT64}
|
|
btS64: TPSValueData(preplace).Data.tu8 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.ts64;
|
|
{$ENDIF}
|
|
else
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
preplace.Free;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
end;
|
|
btS8:
|
|
begin
|
|
case TPSValueData(TPSUnValueOp(p).FVal1).Data.Ftype.basetype of
|
|
btchar: TPSValueData(preplace).Data.ts8 := ord(TPSValueData(TPSUnValueOp(p).FVal1).Data^.tchar);
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
btwidechar: TPSValueData(preplace).Data.ts8 := ord(TPSValueData(TPSUnValueOp(p).FVal1).Data^.twidechar);
|
|
{$ENDIF}
|
|
btU8: TPSValueData(preplace).Data.ts8 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu8;
|
|
btS8: TPSValueData(preplace).Data.ts8 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tS8;
|
|
btU16: TPSValueData(preplace).Data.ts8 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu16;
|
|
btS16: TPSValueData(preplace).Data.ts8 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tS16;
|
|
btU32: TPSValueData(preplace).Data.ts8 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tU32;
|
|
btS32: TPSValueData(preplace).Data.ts8 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tS32;
|
|
{$IFNDEF PS_NOINT64}
|
|
btS64: TPSValueData(preplace).Data.ts8 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.ts64;
|
|
{$ENDIF}
|
|
else
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
preplace.Free;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
end;
|
|
btU16:
|
|
begin
|
|
case TPSValueData(TPSUnValueOp(p).FVal1).Data.Ftype.basetype of
|
|
btchar: TPSValueData(preplace).Data.tu16 := ord(TPSValueData(TPSUnValueOp(p).FVal1).Data^.tchar);
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
btwidechar: TPSValueData(preplace).Data.tu16 := ord(TPSValueData(TPSUnValueOp(p).FVal1).Data^.twidechar);
|
|
{$ENDIF}
|
|
btU8: TPSValueData(preplace).Data.tu16 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu8;
|
|
btS8: TPSValueData(preplace).Data.tu16 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tS8;
|
|
btU16: TPSValueData(preplace).Data.ts16 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu16;
|
|
btS16: TPSValueData(preplace).Data.tu16 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tS16;
|
|
btU32: TPSValueData(preplace).Data.tu16 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tU32;
|
|
btS32: TPSValueData(preplace).Data.tu16 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tS32;
|
|
{$IFNDEF PS_NOINT64}
|
|
btS64: TPSValueData(preplace).Data.tu16 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.ts64;
|
|
{$ENDIF}
|
|
else
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
preplace.Free;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
end;
|
|
bts16:
|
|
begin
|
|
case TPSValueData(TPSUnValueOp(p).FVal1).Data.Ftype.basetype of
|
|
btchar: TPSValueData(preplace).Data.ts16 := ord(TPSValueData(TPSUnValueOp(p).FVal1).Data^.tchar);
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
btwidechar: TPSValueData(preplace).Data.ts16 := ord(TPSValueData(TPSUnValueOp(p).FVal1).Data^.twidechar);
|
|
{$ENDIF}
|
|
btU8: TPSValueData(preplace).Data.ts16 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu8;
|
|
btS8: TPSValueData(preplace).Data.ts16 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tS8;
|
|
btU16: TPSValueData(preplace).Data.ts16 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu16;
|
|
btS16: TPSValueData(preplace).Data.ts16 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tS16;
|
|
btU32: TPSValueData(preplace).Data.ts16 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tU32;
|
|
btS32: TPSValueData(preplace).Data.ts16 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tS32;
|
|
{$IFNDEF PS_NOINT64}
|
|
btS64: TPSValueData(preplace).Data.ts16 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.ts64;
|
|
{$ENDIF}
|
|
else
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
preplace.Free;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
end;
|
|
btU32:
|
|
begin
|
|
case TPSValueData(TPSUnValueOp(p).FVal1).Data.Ftype.basetype of
|
|
btchar: TPSValueData(preplace).Data.tu32 := ord(TPSValueData(TPSUnValueOp(p).FVal1).Data^.tchar);
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
btwidechar: TPSValueData(preplace).Data.tu32 := ord(TPSValueData(TPSUnValueOp(p).FVal1).Data^.twidechar);
|
|
{$ENDIF}
|
|
btU8: TPSValueData(preplace).Data.tu32 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu8;
|
|
btS8: TPSValueData(preplace).Data.tu32 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tS8;
|
|
btU16: TPSValueData(preplace).Data.tu32 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu16;
|
|
btS16: TPSValueData(preplace).Data.tu32 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tS16;
|
|
btU32: TPSValueData(preplace).Data.tu32 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tU32;
|
|
btS32: TPSValueData(preplace).Data.tu32 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tS32;
|
|
{$IFNDEF PS_NOINT64}
|
|
btS64: TPSValueData(preplace).Data.tu32 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.ts64;
|
|
{$ENDIF}
|
|
else
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
preplace.Free;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
end;
|
|
btS32:
|
|
begin
|
|
case TPSValueData(TPSUnValueOp(p).FVal1).Data.Ftype.basetype of
|
|
btchar: TPSValueData(preplace).Data.ts32 := ord(TPSValueData(TPSUnValueOp(p).FVal1).Data^.tchar);
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
btwidechar: TPSValueData(preplace).Data.ts32 := ord(TPSValueData(TPSUnValueOp(p).FVal1).Data^.twidechar);
|
|
{$ENDIF}
|
|
btU8: TPSValueData(preplace).Data.ts32 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu8;
|
|
btS8: TPSValueData(preplace).Data.ts32 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tS8;
|
|
btU16: TPSValueData(preplace).Data.ts32 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu16;
|
|
btS16: TPSValueData(preplace).Data.ts32 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tS16;
|
|
btU32: TPSValueData(preplace).Data.ts32 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tU32;
|
|
btS32: TPSValueData(preplace).Data.ts32 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tS32;
|
|
{$IFNDEF PS_NOINT64}
|
|
btS64: TPSValueData(preplace).Data.tu32 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.ts64;
|
|
{$ENDIF}
|
|
else
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
preplace.Free;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
end;
|
|
{$IFNDEF PS_NOINT64}
|
|
btS64:
|
|
begin
|
|
case TPSValueData(TPSUnValueOp(p).FVal1).Data.Ftype.basetype of
|
|
btchar: TPSValueData(preplace).Data.ts64 := ord(TPSValueData(TPSUnValueOp(p).FVal1).Data^.tchar);
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
btwidechar: TPSValueData(preplace).Data.ts64 := ord(TPSValueData(TPSUnValueOp(p).FVal1).Data^.twidechar);
|
|
{$ENDIF}
|
|
btU8: TPSValueData(preplace).Data.ts64 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu8;
|
|
btS8: TPSValueData(preplace).Data.ts64 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tS8;
|
|
btU16: TPSValueData(preplace).Data.ts64 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu16;
|
|
btS16: TPSValueData(preplace).Data.ts64 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tS16;
|
|
btU32: TPSValueData(preplace).Data.ts64 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tU32;
|
|
btS32: TPSValueData(preplace).Data.ts64 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tS32;
|
|
btS64: TPSValueData(preplace).Data.ts64 := TPSValueData(TPSUnValueOp(p).FVal1).Data^.ts64;
|
|
else
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
preplace.Free;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
end;
|
|
{$ENDIF}
|
|
btChar:
|
|
begin
|
|
case TPSValueData(TPSUnValueOp(p).FVal1).Data.Ftype.basetype of
|
|
btchar: TPSValueData(preplace).Data.tchar := TPSValueData(TPSUnValueOp(p).FVal1).Data^.tchar;
|
|
btU8: TPSValueData(preplace).Data.tchar := tbtchar(TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu8);
|
|
btS8: TPSValueData(preplace).Data.tchar := tbtchar(TPSValueData(TPSUnValueOp(p).FVal1).Data^.tS8);
|
|
btU16: TPSValueData(preplace).Data.tchar := tbtchar(TPSValueData(TPSUnValueOp(p).FVal1).Data^.tu16);
|
|
btS16: TPSValueData(preplace).Data.tchar := tbtchar(TPSValueData(TPSUnValueOp(p).FVal1).Data^.tS16);
|
|
btU32: TPSValueData(preplace).Data.tchar := tbtchar(TPSValueData(TPSUnValueOp(p).FVal1).Data^.tU32);
|
|
btS32: TPSValueData(preplace).Data.tchar := tbtchar(TPSValueData(TPSUnValueOp(p).FVal1).Data^.tS32);
|
|
{$IFNDEF PS_NOINT64}
|
|
btS64: TPSValueData(preplace).Data.tchar := tbtchar(TPSValueData(TPSUnValueOp(p).FVal1).Data^.ts64);
|
|
{$ENDIF}
|
|
else
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
Result := False;
|
|
preplace.Free;
|
|
exit;
|
|
end;
|
|
end;
|
|
end;
|
|
else
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
Result := False;
|
|
preplace.Free;
|
|
exit;
|
|
end;
|
|
end;
|
|
p.Free;
|
|
p := preplace;
|
|
end;
|
|
else
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end; // case
|
|
end; // if
|
|
end;
|
|
Result := True;
|
|
end;
|
|
|
|
var
|
|
Temp, Val: TPSValue;
|
|
vt: TPSVariableType;
|
|
|
|
begin
|
|
Val := ReadExpression;
|
|
if Val = nil then
|
|
begin
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
vt := ivtGlobal;
|
|
repeat
|
|
Temp := Val;
|
|
if Val <> nil then CheckFurther(Val, False);
|
|
if Val <> nil then CheckClass(Val, vt, InvalidVal, False);
|
|
if Val <> nil then CheckExtClass(Val, vt, InvalidVal, False);
|
|
{$IFNDEF PS_NOIDISPATCH}if Val <> nil then CheckIntf(Val, vt, InvalidVal, False);{$ENDIF}
|
|
if Val <> nil then CheckProcCall(Val);
|
|
if Val<> nil then CheckClassArrayProperty(Val, vt, InvalidVal);
|
|
until (Val = nil) or (Temp = Val);
|
|
|
|
if not TryEvalConst(Val) then
|
|
begin
|
|
Val.Free;
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
Result := Val;
|
|
end;
|
|
|
|
function ReadParameters(IsProperty: Boolean; Dest: TPSParameters): Boolean;
|
|
var
|
|
sr,cr: TPSPasToken;
|
|
begin
|
|
if IsProperty then
|
|
begin
|
|
sr := CSTI_OpenBlock;
|
|
cr := CSTI_CloseBlock;
|
|
end else begin
|
|
sr := CSTI_OpenRound;
|
|
cr := CSTI_CloseRound;
|
|
end;
|
|
if FParser.CurrTokenId = sr then
|
|
begin
|
|
FParser.Next;
|
|
if FParser.CurrTokenId = cr then
|
|
begin
|
|
FParser.Next;
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
end else
|
|
begin
|
|
result := True;
|
|
exit;
|
|
end;
|
|
repeat
|
|
with Dest.Add do
|
|
begin
|
|
Val := calc(CSTI_CloseRound);
|
|
if Val = nil then
|
|
begin
|
|
result := false;
|
|
exit;
|
|
end;
|
|
end;
|
|
if FParser.CurrTokenId = cr then
|
|
begin
|
|
FParser.Next;
|
|
Break;
|
|
end;
|
|
if FParser.CurrTokenId <> CSTI_Comma then
|
|
begin
|
|
MakeError('', ecCommaExpected, '');
|
|
Result := false;
|
|
exit;
|
|
end; {if}
|
|
FParser.Next;
|
|
until False;
|
|
Result := true;
|
|
end;
|
|
|
|
function ReadProcParameters(ProcNo: Cardinal; FSelf: TPSValue): TPSValue;
|
|
var
|
|
Decl: TPSParametersDecl;
|
|
begin
|
|
if TPSProcedure(FProcs[ProcNo]).ClassType = TPSInternalProcedure then
|
|
Decl := TPSInternalProcedure(FProcs[ProcNo]).Decl
|
|
else
|
|
Decl := TPSExternalProcedure(FProcs[ProcNo]).RegProc.Decl;
|
|
UseProc(Decl);
|
|
Result := TPSValueProcNo.Create;
|
|
TPSValueProcNo(Result).ProcNo := ProcNo;
|
|
TPSValueProcNo(Result).ResultType := Decl.Result;
|
|
with TPSValueProcNo(Result) do
|
|
begin
|
|
SetParserPos(FParser);
|
|
Parameters := TPSParameters.Create;
|
|
if FSelf <> nil then
|
|
begin
|
|
Parameters.Add;
|
|
end;
|
|
end;
|
|
|
|
if not ReadParameters(False, TPSValueProc(Result).Parameters) then
|
|
begin
|
|
FSelf.Free;
|
|
Result.Free;
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
|
|
if not ValidateParameters(BlockInfo, TPSValueProc(Result).Parameters, Decl) then
|
|
begin
|
|
FSelf.Free;
|
|
Result.Free;
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
if FSelf <> nil then
|
|
begin
|
|
with TPSValueProcNo(Result).Parameters[0] do
|
|
begin
|
|
Val := FSelf;
|
|
ExpectedType := GetTypeNo(BlockInfo, FSelf);
|
|
end;
|
|
end;
|
|
end;
|
|
{$IFNDEF PS_NOIDISPATCH}
|
|
|
|
function ReadIDispatchParameters(const ProcName: tbtString; aVariantType: TPSVariantType; FSelf: TPSValue): TPSValue;
|
|
var
|
|
Par: TPSParameters;
|
|
PropSet: Boolean;
|
|
i: Longint;
|
|
Temp: TPSValue;
|
|
begin
|
|
Par := TPSParameters.Create;
|
|
try
|
|
if not ReadParameters(FParser.CurrTokenID = CSTI_OpenBlock, Par) then
|
|
begin
|
|
FSelf.Free;
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
|
|
if FParser.CurrTokenID = CSTI_Assignment then
|
|
begin
|
|
FParser.Next;
|
|
PropSet := True;
|
|
Temp := calc(CSTI_SemiColon);
|
|
if temp = nil then
|
|
begin
|
|
FSelf.Free;
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
with par.Add do
|
|
begin
|
|
FValue := Temp;
|
|
end;
|
|
end else
|
|
begin
|
|
PropSet := False;
|
|
end;
|
|
|
|
Result := TPSValueProcNo.Create;
|
|
TPSValueProcNo(Result).ResultType := aVariantType;
|
|
with TPSValueProcNo(Result) do
|
|
begin
|
|
SetParserPos(FParser);
|
|
Parameters := TPSParameters.Create;
|
|
if FSelf <> nil then
|
|
begin
|
|
with Parameters.Add do
|
|
begin
|
|
Val := FSelf;
|
|
ExpectedType := aVariantType.GetDynIvokeSelfType(Self);
|
|
end;
|
|
with Parameters.Add do
|
|
begin
|
|
Val := TPSValueData.Create;
|
|
TPSValueData(Val).Data := NewVariant(FDefaultBoolType);
|
|
TPSValueData(Val).Data.tu8 := Ord(PropSet);
|
|
ExpectedType := FDefaultBoolType;
|
|
end;
|
|
|
|
with Parameters.Add do
|
|
begin
|
|
Val := TPSValueData.Create;
|
|
TPSValueData(Val).Data := NewVariant(FindBaseType(btString));
|
|
tbtString(TPSValueData(Val).data.tString) := Procname;
|
|
ExpectedType := FindBaseType(btString);
|
|
end;
|
|
|
|
with Parameters.Add do
|
|
begin
|
|
val := TPSValueArray.Create;
|
|
ExpectedType := aVariantType.GetDynInvokeParamType(Self);
|
|
temp := Val;
|
|
end;
|
|
for i := 0 to Par.Count -1 do
|
|
begin
|
|
TPSValueArray(Temp).Add(par.Item[i].Val);
|
|
par.Item[i].val := nil;
|
|
end;
|
|
end;
|
|
end;
|
|
TPSValueProcNo(Result).ProcNo := aVariantType.GetDynInvokeProcNo(Self, ProcName, TPSValueProcNo(Result).Parameters);
|
|
finally
|
|
Par.Free;
|
|
end;
|
|
|
|
end;
|
|
|
|
{$ENDIF}
|
|
|
|
function ReadVarParameters(ProcNoVar: TPSValue): TPSValue;
|
|
var
|
|
Decl: TPSParametersDecl;
|
|
begin
|
|
Decl := TPSProceduralType(GetTypeNo(BlockInfo, ProcnoVar)).ProcDef;
|
|
UseProc(Decl);
|
|
|
|
Result := TPSValueProcVal.Create;
|
|
|
|
with TPSValueProcVal(Result) do
|
|
begin
|
|
ResultType := Decl.Result;
|
|
ProcNo := ProcNoVar;
|
|
Parameters := TPSParameters.Create;
|
|
end;
|
|
|
|
if not ReadParameters(False, TPSValueProc(Result).Parameters) then
|
|
begin
|
|
Result.Free;
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
|
|
if not ValidateParameters(BlockInfo, TPSValueProc(Result).Parameters, Decl) then
|
|
begin
|
|
Result.Free;
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
end;
|
|
|
|
|
|
function WriteCalculation(InData, OutReg: TPSValue): Boolean;
|
|
|
|
function CheckOutreg(Where, Outreg: TPSValue; aRoot: Boolean): Boolean;
|
|
var
|
|
i: Longint;
|
|
begin
|
|
Result := False;
|
|
if Outreg is TPSValueReplace
|
|
then Outreg:=TPSValueReplace(Outreg).OldValue;
|
|
if Where is TPSValueVar then begin
|
|
if TPSValueVar(Where).GetRecCount > 0 then result := true;
|
|
if SAmeReg(Where, OutReg) and not aRoot then
|
|
result := true;
|
|
end else
|
|
if Where.ClassType = TPSUnValueOp then
|
|
begin
|
|
if CheckOutReg(TPSUnValueOp(Where).Val1, OutReg, aRoot) then
|
|
Result := True;
|
|
end else if Where.ClassType = TPSBinValueOp then
|
|
begin
|
|
if CheckOutreg(TPSBinValueOp(Where).Val1, OutReg, aRoot) or CheckOutreg(TPSBinValueOp(Where).Val2, OutReg, False) then
|
|
Result := True;
|
|
end else if Where is TPSValueVar then
|
|
begin
|
|
if SameReg(Where, OutReg) then
|
|
Result := True;
|
|
end else if Where is TPSValueProc then
|
|
begin
|
|
for i := 0 to TPSValueProc(Where).Parameters.Count -1 do
|
|
begin
|
|
if Checkoutreg(TPSValueProc(Where).Parameters[i].Val, Outreg, false) then
|
|
begin
|
|
Result := True;
|
|
break;
|
|
end;
|
|
end;
|
|
end;
|
|
end;
|
|
begin
|
|
if not CheckCompatType(Outreg, InData) then
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
if SameReg(OutReg, InData) then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
if InData is TPSValueProc then
|
|
begin
|
|
Result := _ProcessFunction(TPSValueProc(indata), OutReg)
|
|
end else begin
|
|
if not PreWriteOutRec(OutReg, nil) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
if (not CheckOutReg(InData, OutReg, true)) and (InData is TPSBinValueOp) or (InData is TPSUnValueOp) then
|
|
begin
|
|
if InData is TPSBinValueOp then
|
|
begin
|
|
if not DoBinCalc(TPSBinValueOp(InData), OutReg) then
|
|
begin
|
|
AfterWriteOutRec(OutReg);
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end else
|
|
begin
|
|
if not DoUnCalc(TPSUnValueOp(InData), OutReg) then
|
|
begin
|
|
AfterWriteOutRec(OutReg);
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
end else if (InData is TPSBinValueOp) and (not CheckOutReg(TPSBinValueOp(InData).Val2, OutReg, false)) then
|
|
begin
|
|
if not DoBinCalc(TPSBinValueOp(InData), OutReg) then
|
|
begin
|
|
AfterWriteOutRec(OutReg);
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end else begin
|
|
if not PreWriteOutRec(InData, GetTypeNo(BlockInfo, OutReg)) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
BlockWriteByte(BlockInfo, CM_A);
|
|
if not (WriteOutRec(OutReg, False) and WriteOutRec(InData, True)) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
AfterWriteOutRec(InData);
|
|
end;
|
|
AfterWriteOutRec(OutReg);
|
|
Result := True;
|
|
end;
|
|
end; {WriteCalculation}
|
|
|
|
|
|
function _ProcessFunction(ProcCall: TPSValueProc; ResultRegister: TPSValue): Boolean;
|
|
var
|
|
res: TPSType;
|
|
tmp: TPSParameter;
|
|
lTv: TPSValue;
|
|
resreg: TPSValue;
|
|
l: Longint;
|
|
|
|
function Cleanup: Boolean;
|
|
var
|
|
i: Longint;
|
|
begin
|
|
for i := 0 to ProcCall.Parameters.Count -1 do
|
|
begin
|
|
if ProcCall.Parameters[i].TempVar <> nil then
|
|
ProcCall.Parameters[i].TempVar.Free;
|
|
ProcCall.Parameters[i].TempVar := nil;
|
|
end;
|
|
if ProcCall is TPSValueProcVal then
|
|
AfterWriteOutRec(TPSValueProcVal(ProcCall).fProcNo);
|
|
if ResReg <> nil then
|
|
AfterWriteOutRec(resreg);
|
|
if ResReg <> nil then
|
|
begin
|
|
if ResReg <> ResultRegister then
|
|
begin
|
|
if ResultRegister <> nil then
|
|
begin
|
|
if not WriteCalculation(ResReg, ResultRegister) then
|
|
begin
|
|
Result := False;
|
|
resreg.Free;
|
|
exit;
|
|
end;
|
|
end;
|
|
resreg.Free;
|
|
end;
|
|
end;
|
|
Result := True;
|
|
end;
|
|
|
|
begin
|
|
Res := ProcCall.ResultType;
|
|
if ProcCall.ResultType = FAnyString then
|
|
begin
|
|
for l := ProcCall.Parameters.Count - 1 downto 0 do
|
|
begin
|
|
Tmp := ProcCall.Parameters[l];
|
|
if (Tmp.ParamMode <> pmOut) and (Tmp.ExpectedType = FAnyString) then
|
|
begin
|
|
Res := GetTypeNo(BlockInfo, tmp.Val);
|
|
Break;
|
|
end;
|
|
end;
|
|
end;
|
|
Result := False;
|
|
if (res = nil) and (ResultRegister <> nil) then
|
|
begin
|
|
MakeError('', ecNoResult, '');
|
|
exit;
|
|
end
|
|
else if (res <> nil) then
|
|
begin
|
|
if (ResultRegister = nil) or (Res <> GetTypeNo(BlockInfo, ResultRegister)) then
|
|
begin
|
|
resreg := AllocStackReg(res);
|
|
|
|
end else resreg := ResultRegister;
|
|
end
|
|
else
|
|
resreg := nil;
|
|
if ResReg <> nil then
|
|
begin
|
|
if not PreWriteOutRec(resreg, nil) then
|
|
begin
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
end;
|
|
if Proccall is TPSValueProcVal then
|
|
begin
|
|
if not PreWriteOutRec(TPSValueProcVal(ProcCall).fProcNo, nil) then
|
|
begin
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
end;
|
|
for l := ProcCall.Parameters.Count - 1 downto 0 do
|
|
begin
|
|
Tmp := ProcCall.Parameters[l];
|
|
if (Tmp.ParamMode <> pmIn) then
|
|
begin
|
|
if IsVarInCompatible(GetTypeNo(BlockInfo, tmp.Val), tmp.ExpectedType) then
|
|
begin
|
|
with MakeError('', ecTypeMismatch, '') do
|
|
begin
|
|
pos := tmp.Val.Pos;
|
|
row := tmp.Val.row;
|
|
col := tmp.Val.col;
|
|
end;
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
if Copy(tmp.ExpectedType.Name, 1, 10) = '!OPENARRAY' then begin
|
|
tmp.TempVar := AllocPointer(tmp.ExpectedType);
|
|
lTv := AllocStackReg(tmp.ExpectedType);
|
|
if not PreWriteOutRec(Tmp.FValue, nil) then
|
|
begin
|
|
cleanup;
|
|
exit;
|
|
end;
|
|
BlockWriteByte(BlockInfo, CM_A);
|
|
WriteOutRec(lTv, False);
|
|
WriteOutRec(Tmp.FValue, False);
|
|
AfterWriteOutRec(Tmp.FValue);
|
|
|
|
BlockWriteByte(BlockInfo, cm_sp);
|
|
WriteOutRec(tmp.TempVar, False);
|
|
WriteOutRec(lTv, False);
|
|
|
|
lTv.Free;
|
|
// BlockWriteByte(BlockInfo, CM_PO); // pop the temp var
|
|
|
|
end else begin
|
|
tmp.TempVar := AllocPointer(GetTypeNo(BlockInfo, Tmp.FValue));
|
|
if not PreWriteOutRec(Tmp.FValue, nil) then
|
|
begin
|
|
cleanup;
|
|
exit;
|
|
end;
|
|
BlockWriteByte(BlockInfo, cm_sp);
|
|
WriteOutRec(tmp.TempVar, False);
|
|
WriteOutRec(Tmp.FValue, False);
|
|
AfterWriteOutRec(Tmp.FValue);
|
|
end;
|
|
end
|
|
else
|
|
begin
|
|
if (Tmp.ExpectedType = nil) or (Tmp.ExpectedType = FAnyString) then
|
|
Tmp.ExpectedType := GetTypeNo(BlockInfo, tmp.Val);
|
|
if Tmp.ExpectedType.BaseType = btPChar then
|
|
begin
|
|
Tmp.TempVar := AllocStackReg(at2ut(FindBaseType(btstring)))
|
|
end else
|
|
begin
|
|
Tmp.TempVar := AllocStackReg(Tmp.ExpectedType);
|
|
end;
|
|
if not WriteCalculation(Tmp.Val, Tmp.TempVar) then
|
|
begin
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
end;
|
|
end; {for}
|
|
if res <> nil then
|
|
begin
|
|
BlockWriteByte(BlockInfo, CM_PV);
|
|
|
|
if not WriteOutRec(resreg, False) then
|
|
begin
|
|
Cleanup;
|
|
MakeError('', ecInternalError, '00015');
|
|
exit;
|
|
end;
|
|
end;
|
|
if ProcCall is TPSValueProcVal then
|
|
begin
|
|
BlockWriteByte(BlockInfo, Cm_cv);
|
|
WriteOutRec(TPSValueProcVal(ProcCall).ProcNo, True);
|
|
end else begin
|
|
BlockWriteByte(BlockInfo, CM_C);
|
|
BlockWriteLong(BlockInfo, TPSValueProcNo(ProcCall).ProcNo);
|
|
end;
|
|
if res <> nil then
|
|
BlockWriteByte(BlockInfo, CM_PO);
|
|
if not Cleanup then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
Result := True;
|
|
end; {ProcessVarFunction}
|
|
|
|
function HasInvalidJumps(StartPos, EndPos: Cardinal): Boolean;
|
|
var
|
|
I, J: Longint;
|
|
Ok: LongBool;
|
|
FLabelsInBlock: TIfStringList;
|
|
s: tbtString;
|
|
begin
|
|
FLabelsInBlock := TIfStringList.Create;
|
|
for i := 0 to BlockInfo.Proc.FLabels.Count -1 do
|
|
begin
|
|
s := BlockInfo.Proc.FLabels[I];
|
|
if (Cardinal((@s[1])^) >= StartPos) and (Cardinal((@s[1])^) <= EndPos) then
|
|
begin
|
|
Delete(s, 1, 8);
|
|
FLabelsInBlock.Add(s);
|
|
end;
|
|
end;
|
|
for i := 0 to BlockInfo.Proc.FGotos.Count -1 do
|
|
begin
|
|
s := BlockInfo.Proc.FGotos[I];
|
|
if (Cardinal((@s[1])^) >= StartPos) and (Cardinal((@s[1])^) <= EndPos) then
|
|
begin
|
|
Delete(s, 1, 4);
|
|
s := BlockInfo.Proc.FLabels[Cardinal((@s[1])^)];
|
|
Delete(s,1,8);
|
|
OK := False;
|
|
for J := 0 to FLabelsInBlock.Count -1 do
|
|
begin
|
|
if FLabelsInBlock[J] = s then
|
|
begin
|
|
Ok := True;
|
|
Break;
|
|
end;
|
|
end;
|
|
if not Ok then
|
|
begin
|
|
MakeError('', ecInvalidJump, '');
|
|
Result := True;
|
|
FLabelsInBlock.Free;
|
|
exit;
|
|
end;
|
|
end else begin
|
|
Delete(s, 1, 4);
|
|
s := BlockInfo.Proc.FLabels[Cardinal((@s[1])^)];
|
|
Delete(s,1,8);
|
|
OK := True;
|
|
for J := 0 to FLabelsInBlock.Count -1 do
|
|
begin
|
|
if FLabelsInBlock[J] = s then
|
|
begin
|
|
Ok := False;
|
|
Break;
|
|
end;
|
|
end;
|
|
if not Ok then
|
|
begin
|
|
MakeError('', ecInvalidJump, '');
|
|
Result := True;
|
|
FLabelsInBlock.Free;
|
|
exit;
|
|
end;
|
|
end;
|
|
end;
|
|
FLabelsInBlock.Free;
|
|
Result := False;
|
|
end;
|
|
|
|
function ProcessFor: Boolean;
|
|
{ Process a for x := y to z do }
|
|
var
|
|
VariableVar: TPSValue;
|
|
TempBool,
|
|
InitVal,
|
|
finVal: TPSValue;
|
|
Block: TPSBlockInfo;
|
|
Backwards: Boolean;
|
|
FPos, NPos, EPos, RPos: Longint;
|
|
OldCO, OldBO: TPSList;
|
|
I: Longint;
|
|
iOldWithCount: Integer;
|
|
iOldTryCount: Integer;
|
|
iOldExFnlCount: Integer;
|
|
lType: TPSType;
|
|
begin
|
|
Debug_WriteLine(BlockInfo);
|
|
Result := False;
|
|
FParser.Next;
|
|
if FParser.CurrTokenId <> CSTI_Identifier then
|
|
begin
|
|
MakeError('', ecIdentifierExpected, '');
|
|
exit;
|
|
end;
|
|
VariableVar := GetIdentifier(1);
|
|
if VariableVar = nil then
|
|
exit;
|
|
lType := GetTypeNo(BlockInfo, VariableVar);
|
|
if lType = nil then begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
VariableVar.Free;
|
|
exit;
|
|
end;
|
|
case lType.BaseType of
|
|
btU8, btS8, btU16, btS16, btU32, btS32, {$IFNDEF PS_NOINT64} btS64, {$ENDIF} btVariant: ;
|
|
else
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
VariableVar.Free;
|
|
exit;
|
|
end;
|
|
end;
|
|
if FParser.CurrTokenId <> CSTI_Assignment then
|
|
begin
|
|
MakeError('', ecAssignmentExpected, '');
|
|
VariableVar.Free;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
InitVal := calc(CSTII_DownTo);
|
|
if InitVal = nil then
|
|
begin
|
|
VariableVar.Free;
|
|
exit;
|
|
end;
|
|
if FParser.CurrTokenId = CSTII_To then
|
|
Backwards := False
|
|
else if FParser.CurrTokenId = CSTII_DownTo then
|
|
Backwards := True
|
|
else
|
|
begin
|
|
MakeError('', ecToExpected, '');
|
|
VariableVar.Free;
|
|
InitVal.Free;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
finVal := calc(CSTII_do);
|
|
if finVal = nil then
|
|
begin
|
|
VariableVar.Free;
|
|
InitVal.Free;
|
|
exit;
|
|
end;
|
|
lType := GetTypeNo(BlockInfo, finVal);
|
|
if lType = nil then begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
VariableVar.Free;
|
|
InitVal.Free;
|
|
exit;
|
|
end;
|
|
case lType.BaseType of
|
|
btVariant, btU8, btS8, btU16, btS16, btU32, {$IFNDEF PS_NOINT64} btS64, {$ENDIF} btS32: ;
|
|
else
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
VariableVar.Free;
|
|
InitVal.Free;
|
|
exit;
|
|
end;
|
|
end;
|
|
if FParser.CurrTokenId <> CSTII_do then
|
|
begin
|
|
MakeError('', ecDoExpected, '');
|
|
finVal.Free;
|
|
InitVal.Free;
|
|
VariableVar.Free;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
if not WriteCalculation(InitVal, VariableVar) then
|
|
begin
|
|
VariableVar.Free;
|
|
InitVal.Free;
|
|
finVal.Free;
|
|
exit;
|
|
end;
|
|
InitVal.Free;
|
|
TempBool := AllocStackReg(at2ut(FDefaultBoolType));
|
|
NPos := Length(BlockInfo.Proc.Data);
|
|
if not (PreWriteOutRec(VariableVar, nil) and PreWriteOutRec(finVal, nil)) then
|
|
begin
|
|
TempBool.Free;
|
|
VariableVar.Free;
|
|
finVal.Free;
|
|
exit;
|
|
end;
|
|
BlockWriteByte(BlockInfo, CM_CO);
|
|
if Backwards then
|
|
begin
|
|
BlockWriteByte(BlockInfo, 0); { >= }
|
|
end
|
|
else
|
|
begin
|
|
BlockWriteByte(BlockInfo, 1); { <= }
|
|
end;
|
|
if not (WriteOutRec(TempBool, False) and WriteOutRec(VariableVar, True) and WriteOutRec(finVal, True)) then
|
|
begin
|
|
TempBool.Free;
|
|
VariableVar.Free;
|
|
finVal.Free;
|
|
exit;
|
|
end;
|
|
AfterWriteOutRec(finVal);
|
|
AfterWriteOutRec(VariableVar);
|
|
finVal.Free;
|
|
BlockWriteByte(BlockInfo, Cm_CNG);
|
|
EPos := Length(BlockInfo.Proc.Data);
|
|
BlockWriteLong(BlockInfo, $12345678);
|
|
WriteOutRec(TempBool, False);
|
|
RPos := Length(BlockInfo.Proc.Data);
|
|
OldCO := FContinueOffsets;
|
|
FContinueOffsets := TPSList.Create;
|
|
OldBO := FBreakOffsets;
|
|
FBreakOffsets := TPSList.Create;
|
|
Block := TPSBlockInfo.Create(BlockInfo);
|
|
Block.SubType := tOneLiner;
|
|
|
|
iOldWithCount := FWithCount;
|
|
FWithCount := 0;
|
|
iOldTryCount := FTryCount;
|
|
FTryCount := 0;
|
|
iOldExFnlCount := FExceptFinallyCount;
|
|
FExceptFinallyCount := 0;
|
|
|
|
if not ProcessSub(Block) then
|
|
begin
|
|
Block.Free;
|
|
TempBool.Free;
|
|
VariableVar.Free;
|
|
FBreakOffsets.Free;
|
|
FContinueOffsets.Free;
|
|
FContinueOffsets := OldCO;
|
|
FBreakOffsets := OldBo;
|
|
|
|
FWithCount := iOldWithCount;
|
|
FTryCount := iOldTryCount;
|
|
FExceptFinallyCount := iOldExFnlCount;
|
|
|
|
exit;
|
|
end;
|
|
Block.Free;
|
|
FPos := Length(BlockInfo.Proc.Data);
|
|
if not PreWriteOutRec(VariableVar, nil) then
|
|
begin
|
|
TempBool.Free;
|
|
VariableVar.Free;
|
|
FBreakOffsets.Free;
|
|
FContinueOffsets.Free;
|
|
FContinueOffsets := OldCO;
|
|
FBreakOffsets := OldBo;
|
|
|
|
FWithCount := iOldWithCount;
|
|
FTryCount := iOldTryCount;
|
|
FExceptFinallyCount := iOldExFnlCount;
|
|
|
|
exit;
|
|
end;
|
|
if Backwards then
|
|
BlockWriteByte(BlockInfo, cm_dec)
|
|
else
|
|
BlockWriteByte(BlockInfo, cm_inc);
|
|
if not WriteOutRec(VariableVar, False) then
|
|
begin
|
|
TempBool.Free;
|
|
VariableVar.Free;
|
|
FBreakOffsets.Free;
|
|
FContinueOffsets.Free;
|
|
FContinueOffsets := OldCO;
|
|
FBreakOffsets := OldBo;
|
|
|
|
FWithCount := iOldWithCount;
|
|
FTryCount := iOldTryCount;
|
|
FExceptFinallyCount := iOldExFnlCount;
|
|
|
|
exit;
|
|
end;
|
|
AfterWriteOutRec(VariableVar);
|
|
BlockWriteByte(BlockInfo, Cm_G);
|
|
BlockWriteLong(BlockInfo, Longint(NPos - Length(BlockInfo.Proc.Data) - 4));
|
|
{$ifdef FPC_REQUIRES_PROPER_ALIGNMENT}
|
|
unaligned(Longint((@BlockInfo.Proc.Data[EPos + 1])^)) := Length(BlockInfo.Proc.Data) - RPos;
|
|
{$else}
|
|
Longint((@BlockInfo.Proc.Data[EPos + 1])^) := Length(BlockInfo.Proc.Data) - RPos;
|
|
{$endif}
|
|
for i := 0 to FBreakOffsets.Count -1 do
|
|
begin
|
|
EPos := IPointer(FBreakOffsets[I]);
|
|
{$ifdef FPC_REQUIRES_PROPER_ALIGNMENT}
|
|
unaligned(Longint((@BlockInfo.Proc.Data[EPos - 3])^)) := Length(BlockInfo.Proc.Data) - Longint(EPos);
|
|
{$else}
|
|
Longint((@BlockInfo.Proc.Data[EPos - 3])^) := Length(BlockInfo.Proc.Data) - Longint(EPos);
|
|
{$endif}
|
|
end;
|
|
for i := 0 to FContinueOffsets.Count -1 do
|
|
begin
|
|
EPos := IPointer(FContinueOffsets[I]);
|
|
{$ifdef FPC_REQUIRES_PROPER_ALIGNMENT}
|
|
unaligned(Longint((@BlockInfo.Proc.Data[EPos - 3])^)) := Longint(FPos) - Longint(EPos);
|
|
{$else}
|
|
Longint((@BlockInfo.Proc.Data[EPos - 3])^) := Longint(FPos) - Longint(EPos);
|
|
{$endif}
|
|
end;
|
|
FBreakOffsets.Free;
|
|
FContinueOffsets.Free;
|
|
FContinueOffsets := OldCO;
|
|
FBreakOffsets := OldBo;
|
|
|
|
FWithCount := iOldWithCount;
|
|
FTryCount := iOldTryCount;
|
|
FExceptFinallyCount := iOldExFnlCount;
|
|
|
|
TempBool.Free;
|
|
VariableVar.Free;
|
|
if HasInvalidJumps(RPos, Length(BlockInfo.Proc.Data)) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
Result := True;
|
|
end; {ProcessFor}
|
|
|
|
function ProcessWhile: Boolean;
|
|
var
|
|
vin, vout: TPSValue;
|
|
SPos, EPos: Cardinal;
|
|
OldCo, OldBO: TPSList;
|
|
I: Longint;
|
|
Block: TPSBlockInfo;
|
|
|
|
iOldWithCount: Integer;
|
|
iOldTryCount: Integer;
|
|
iOldExFnlCount: Integer;
|
|
|
|
begin
|
|
Result := False;
|
|
Debug_WriteLine(BlockInfo);
|
|
FParser.Next;
|
|
vout := calc(CSTII_do);
|
|
if vout = nil then
|
|
exit;
|
|
if FParser.CurrTokenId <> CSTII_do then
|
|
begin
|
|
vout.Free;
|
|
MakeError('', ecDoExpected, '');
|
|
exit;
|
|
end;
|
|
vin := AllocStackReg(at2ut(FDefaultBoolType));
|
|
SPos := Length(BlockInfo.Proc.Data); // start position
|
|
OldCo := FContinueOffsets;
|
|
FContinueOffsets := TPSList.Create;
|
|
OldBO := FBreakOffsets;
|
|
FBreakOffsets := TPSList.Create;
|
|
if not WriteCalculation(vout, vin) then
|
|
begin
|
|
vout.Free;
|
|
vin.Free;
|
|
FBreakOffsets.Free;
|
|
FContinueOffsets.Free;
|
|
FContinueOffsets := OldCO;
|
|
FBreakOffsets := OldBo;
|
|
exit;
|
|
end;
|
|
vout.Free;
|
|
FParser.Next; // skip DO
|
|
BlockWriteByte(BlockInfo, Cm_CNG); // only goto if expression is false
|
|
BlockWriteLong(BlockInfo, $12345678);
|
|
EPos := Length(BlockInfo.Proc.Data);
|
|
if not WriteOutRec(vin, False) then
|
|
begin
|
|
MakeError('', ecInternalError, '00017');
|
|
vin.Free;
|
|
FBreakOffsets.Free;
|
|
FContinueOffsets.Free;
|
|
FContinueOffsets := OldCO;
|
|
FBreakOffsets := OldBo;
|
|
exit;
|
|
end;
|
|
Block := TPSBlockInfo.Create(BlockInfo);
|
|
Block.SubType := tOneLiner;
|
|
|
|
iOldWithCount := FWithCount;
|
|
FWithCount := 0;
|
|
iOldTryCount := FTryCount;
|
|
FTryCount := 0;
|
|
iOldExFnlCount := FExceptFinallyCount;
|
|
FExceptFinallyCount := 0;
|
|
|
|
if not ProcessSub(Block) then
|
|
begin
|
|
Block.Free;
|
|
vin.Free;
|
|
FBreakOffsets.Free;
|
|
FContinueOffsets.Free;
|
|
FContinueOffsets := OldCO;
|
|
FBreakOffsets := OldBo;
|
|
|
|
FWithCount := iOldWithCount;
|
|
FTryCount := iOldTryCount;
|
|
FExceptFinallyCount := iOldExFnlCount;
|
|
|
|
exit;
|
|
end;
|
|
Block.Free;
|
|
Debug_WriteLine(BlockInfo);
|
|
BlockWriteByte(BlockInfo, Cm_G);
|
|
BlockWriteLong(BlockInfo, Longint(SPos) - Length(BlockInfo.Proc.Data) - 4);
|
|
{$ifdef FPC_REQUIRES_PROPER_ALIGNMENT}
|
|
unaligned(Longint((@BlockInfo.Proc.Data[EPos - 3])^)) := Length(BlockInfo.Proc.Data) - Longint(EPos) - 5;
|
|
{$else}
|
|
Longint((@BlockInfo.Proc.Data[EPos - 3])^) := Length(BlockInfo.Proc.Data) - Longint(EPos) - 5;
|
|
{$endif}
|
|
for i := 0 to FBreakOffsets.Count -1 do
|
|
begin
|
|
EPos := Cardinal(FBreakOffsets[I]);
|
|
{$ifdef FPC_REQUIRES_PROPER_ALIGNMENT}
|
|
unaligned(Longint((@BlockInfo.Proc.Data[EPos - 3])^)) := Length(BlockInfo.Proc.Data) - Longint(EPos);
|
|
{$else}
|
|
Longint((@BlockInfo.Proc.Data[EPos - 3])^) := Length(BlockInfo.Proc.Data) - Longint(EPos);
|
|
{$endif}
|
|
end;
|
|
for i := 0 to FContinueOffsets.Count -1 do
|
|
begin
|
|
EPos := Cardinal(FContinueOffsets[I]);
|
|
{$ifdef FPC_REQUIRES_PROPER_ALIGNMENT}
|
|
unaligned(Longint((@BlockInfo.Proc.Data[EPos - 3])^)) := Longint(SPos) - Longint(EPos);
|
|
{$else}
|
|
Longint((@BlockInfo.Proc.Data[EPos - 3])^) := Longint(SPos) - Longint(EPos);
|
|
{$endif}
|
|
end;
|
|
FBreakOffsets.Free;
|
|
FContinueOffsets.Free;
|
|
FContinueOffsets := OldCO;
|
|
FBreakOffsets := OldBo;
|
|
|
|
FWithCount := iOldWithCount;
|
|
FTryCount := iOldTryCount;
|
|
FExceptFinallyCount := iOldExFnlCount;
|
|
|
|
vin.Free;
|
|
if HasInvalidJumps(EPos, Length(BlockInfo.Proc.Data)) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
Result := True;
|
|
end;
|
|
|
|
function ProcessRepeat: Boolean;
|
|
var
|
|
vin, vout: TPSValue;
|
|
CPos, SPos, EPos: Cardinal;
|
|
I: Longint;
|
|
OldCo, OldBO: TPSList;
|
|
Block: TPSBlockInfo;
|
|
|
|
iOldWithCount: Integer;
|
|
iOldTryCount: Integer;
|
|
iOldExFnlCount: Integer;
|
|
|
|
begin
|
|
Result := False;
|
|
Debug_WriteLine(BlockInfo);
|
|
FParser.Next;
|
|
OldCo := FContinueOffsets;
|
|
FContinueOffsets := TPSList.Create;
|
|
OldBO := FBreakOffsets;
|
|
FBreakOffsets := TPSList.Create;
|
|
vin := AllocStackReg(at2ut(FDefaultBoolType));
|
|
SPos := Length(BlockInfo.Proc.Data);
|
|
Block := TPSBlockInfo.Create(BlockInfo);
|
|
Block.SubType := tRepeat;
|
|
|
|
iOldWithCount := FWithCount;
|
|
FWithCount := 0;
|
|
iOldTryCount := FTryCount;
|
|
FTryCount := 0;
|
|
iOldExFnlCount := FExceptFinallyCount;
|
|
FExceptFinallyCount := 0;
|
|
|
|
if not ProcessSub(Block) then
|
|
begin
|
|
Block.Free;
|
|
FBreakOffsets.Free;
|
|
FContinueOffsets.Free;
|
|
FContinueOffsets := OldCO;
|
|
FBreakOffsets := OldBo;
|
|
|
|
FWithCount := iOldWithCount;
|
|
FTryCount := iOldTryCount;
|
|
FExceptFinallyCount := iOldExFnlCount;
|
|
|
|
vin.Free;
|
|
exit;
|
|
end;
|
|
Block.Free;
|
|
FParser.Next; //cstii_until
|
|
vout := calc(CSTI_Semicolon);
|
|
if vout = nil then
|
|
begin
|
|
FBreakOffsets.Free;
|
|
FContinueOffsets.Free;
|
|
FContinueOffsets := OldCO;
|
|
FBreakOffsets := OldBo;
|
|
|
|
FWithCount := iOldWithCount;
|
|
FTryCount := iOldTryCount;
|
|
FExceptFinallyCount := iOldExFnlCount;
|
|
|
|
vin.Free;
|
|
exit;
|
|
end;
|
|
CPos := Length(BlockInfo.Proc.Data);
|
|
if not WriteCalculation(vout, vin) then
|
|
begin
|
|
vout.Free;
|
|
vin.Free;
|
|
FBreakOffsets.Free;
|
|
FContinueOffsets.Free;
|
|
FContinueOffsets := OldCO;
|
|
FBreakOffsets := OldBo;
|
|
|
|
FWithCount := iOldWithCount;
|
|
FTryCount := iOldTryCount;
|
|
FExceptFinallyCount := iOldExFnlCount;
|
|
|
|
exit;
|
|
end;
|
|
vout.Free;
|
|
BlockWriteByte(BlockInfo, Cm_CNG);
|
|
BlockWriteLong(BlockInfo, $12345678);
|
|
EPos := Length(BlockInfo. Proc.Data);
|
|
if not WriteOutRec(vin, False) then
|
|
begin
|
|
MakeError('', ecInternalError, '00016');
|
|
vin.Free;
|
|
FBreakOffsets.Free;
|
|
FContinueOffsets.Free;
|
|
FContinueOffsets := OldCO;
|
|
FBreakOffsets := OldBo;
|
|
|
|
FWithCount := iOldWithCount;
|
|
FTryCount := iOldTryCount;
|
|
FExceptFinallyCount := iOldExFnlCount;
|
|
|
|
exit;
|
|
end;
|
|
{$ifdef FPC_REQUIRES_PROPER_ALIGNMENT}
|
|
unaligned(Longint((@BlockInfo.Proc.Data[EPos - 3])^)) := Longint(SPos) -
|
|
Length(BlockInfo.Proc.Data);
|
|
{$else}
|
|
Longint((@BlockInfo.Proc.Data[EPos - 3])^) := Longint(SPos) -
|
|
Length(BlockInfo.Proc.Data);
|
|
{$endif}
|
|
for i := 0 to FBreakOffsets.Count -1 do
|
|
begin
|
|
EPos := Cardinal(FBreakOffsets[I]);
|
|
{$ifdef FPC_REQUIRES_PROPER_ALIGNMENT}
|
|
unaligned(Longint((@BlockInfo.Proc.Data[EPos - 3])^)) := Length(BlockInfo. Proc.Data) - Longint(EPos);
|
|
{$else}
|
|
Longint((@BlockInfo.Proc.Data[EPos - 3])^) := Length(BlockInfo. Proc.Data) - Longint(EPos);
|
|
{$endif}
|
|
end;
|
|
for i := 0 to FContinueOffsets.Count -1 do
|
|
begin
|
|
EPos := Cardinal(FContinueOffsets[I]);
|
|
{$ifdef FPC_REQUIRES_PROPER_ALIGNMENT}
|
|
unaligned(Longint((@BlockInfo.Proc.Data[EPos - 3])^)) := Longint(CPos) - Longint(EPos);
|
|
{$else}
|
|
Longint((@BlockInfo.Proc.Data[EPos - 3])^) := Longint(CPos) - Longint(EPos);
|
|
{$endif}
|
|
end;
|
|
FBreakOffsets.Free;
|
|
FContinueOffsets.Free;
|
|
FContinueOffsets := OldCO;
|
|
FBreakOffsets := OldBo;
|
|
|
|
FWithCount := iOldWithCount;
|
|
FTryCount := iOldTryCount;
|
|
FExceptFinallyCount := iOldExFnlCount;
|
|
|
|
vin.Free;
|
|
if HasInvalidJumps(SPos, Length(BlockInfo. Proc.Data)) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
Result := True;
|
|
end; {ProcessRepeat}
|
|
|
|
function ProcessIf: Boolean;
|
|
var
|
|
vout, vin: TPSValue;
|
|
SPos, EPos: Cardinal;
|
|
Block: TPSBlockInfo;
|
|
begin
|
|
Result := False;
|
|
Debug_WriteLine(BlockInfo);
|
|
FParser.Next;
|
|
vout := calc(CSTII_Then);
|
|
if vout = nil then
|
|
exit;
|
|
if FParser.CurrTokenId <> CSTII_Then then
|
|
begin
|
|
vout.Free;
|
|
MakeError('', ecThenExpected, '');
|
|
exit;
|
|
end;
|
|
vin := AllocStackReg(at2ut(FDefaultBoolType));
|
|
if not WriteCalculation(vout, vin) then
|
|
begin
|
|
vout.Free;
|
|
vin.Free;
|
|
exit;
|
|
end;
|
|
vout.Free;
|
|
BlockWriteByte(BlockInfo, cm_sf);
|
|
if not WriteOutRec(vin, False) then
|
|
begin
|
|
MakeError('', ecInternalError, '00018');
|
|
vin.Free;
|
|
exit;
|
|
end;
|
|
BlockWriteByte(BlockInfo, 1);
|
|
vin.Free;
|
|
BlockWriteByte(BlockInfo, cm_fg);
|
|
BlockWriteLong(BlockInfo, $12345678);
|
|
SPos := Length(BlockInfo.Proc.Data);
|
|
FParser.Next; // skip then
|
|
Block := TPSBlockInfo.Create(BlockInfo);
|
|
Block.SubType := tifOneliner;
|
|
if not ProcessSub(Block) then
|
|
begin
|
|
Block.Free;
|
|
exit;
|
|
end;
|
|
Block.Free;
|
|
if FParser.CurrTokenId = CSTII_Else then
|
|
begin
|
|
BlockWriteByte(BlockInfo, Cm_G);
|
|
BlockWriteLong(BlockInfo, $12345678);
|
|
EPos := Length(BlockInfo.Proc.Data);
|
|
{$ifdef FPC_REQUIRES_PROPER_ALIGNMENT}
|
|
unaligned(Longint((@BlockInfo.Proc.Data[SPos - 3])^)) := Length(BlockInfo.Proc.Data) - Longint(SPos);
|
|
{$else}
|
|
Longint((@BlockInfo.Proc.Data[SPos - 3])^) := Length(BlockInfo.Proc.Data) - Longint(SPos);
|
|
{$endif}
|
|
FParser.Next;
|
|
Block := TPSBlockInfo.Create(BlockInfo);
|
|
Block.SubType := tOneLiner;
|
|
if not ProcessSub(Block) then
|
|
begin
|
|
Block.Free;
|
|
exit;
|
|
end;
|
|
Block.Free;
|
|
{$ifdef FPC_REQUIRES_PROPER_ALIGNMENT}
|
|
unaligned(Longint((@BlockInfo.Proc.Data[EPos - 3])^)) := Length(BlockInfo.Proc.Data) - Longint(EPos);
|
|
{$else}
|
|
Longint((@BlockInfo.Proc.Data[EPos - 3])^) := Length(BlockInfo.Proc.Data) - Longint(EPos);
|
|
{$endif}
|
|
end
|
|
else
|
|
begin
|
|
{$ifdef FPC_REQUIRES_PROPER_ALIGNMENT}
|
|
unaligned(Longint((@BlockInfo.Proc.Data[SPos - 3])^)) := Length(BlockInfo.Proc.Data) - Longint(SPos) + 5 - 5;
|
|
{$else}
|
|
Longint((@BlockInfo.Proc.Data[SPos - 3])^) := Length(BlockInfo.Proc.Data) - Longint(SPos) + 5 - 5;
|
|
{$endif}
|
|
end;
|
|
Result := True;
|
|
end; {ProcessIf}
|
|
|
|
function _ProcessLabel: Longint; {0 = failed; 1 = successful; 2 = no label}
|
|
var
|
|
I, H: Longint;
|
|
s: tbtString;
|
|
begin
|
|
h := MakeHash(FParser.GetToken);
|
|
for i := 0 to BlockInfo.Proc.FLabels.Count -1 do
|
|
begin
|
|
s := BlockInfo.Proc.FLabels[I];
|
|
delete(s, 1, 4);
|
|
if Longint((@s[1])^) = h then
|
|
begin
|
|
delete(s, 1, 4);
|
|
if s = FParser.GetToken then
|
|
begin
|
|
s := BlockInfo.Proc.FLabels[I];
|
|
Cardinal((@s[1])^) := Length(BlockInfo.Proc.Data);
|
|
BlockInfo.Proc.FLabels[i] := s;
|
|
FParser.Next;
|
|
if fParser.CurrTokenId = CSTI_Colon then
|
|
begin
|
|
Result := 1;
|
|
FParser.Next;
|
|
exit;
|
|
end else begin
|
|
MakeError('', ecColonExpected, '');
|
|
Result := 0;
|
|
Exit;
|
|
end;
|
|
end;
|
|
end;
|
|
end;
|
|
result := 2;
|
|
end;
|
|
|
|
function ProcessIdentifier: Boolean;
|
|
var
|
|
vin, vout: TPSValue;
|
|
begin
|
|
Result := False;
|
|
Debug_WriteLine(BlockInfo);
|
|
vin := Calc(CSTI_Assignment);//GetIdentifier(2);
|
|
if vin <> nil then
|
|
begin
|
|
if vin is TPSValueVar then
|
|
begin // assignment needed
|
|
if FParser.CurrTokenId <> CSTI_Assignment then
|
|
begin
|
|
MakeError('', ecAssignmentExpected, '');
|
|
vin.Free;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
vout := calc(CSTI_Semicolon);
|
|
if vout = nil then
|
|
begin
|
|
vin.Free;
|
|
exit;
|
|
end;
|
|
if not WriteCalculation(vout, vin) then
|
|
begin
|
|
vin.Free;
|
|
vout.Free;
|
|
exit;
|
|
end;
|
|
vin.Free;
|
|
vout.Free;
|
|
end else if vin is TPSValueProc then
|
|
begin
|
|
Result := _ProcessFunction(TPSValueProc(vin), nil);
|
|
vin.Free;
|
|
Exit;
|
|
end else
|
|
begin
|
|
MakeError('', ecInternalError, '20');
|
|
vin.Free;
|
|
REsult := False;
|
|
exit;
|
|
end;
|
|
end
|
|
else
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
Result := True;
|
|
end; {ProcessIdentifier}
|
|
|
|
function ProcessCase: Boolean;
|
|
var
|
|
V1, V2, TempRec, Val, CalcItem: TPSValue;
|
|
p: TPSBinValueOp;
|
|
SPos, CurrP: Cardinal;
|
|
I: Longint;
|
|
EndReloc: TPSList;
|
|
Block: TPSBlockInfo;
|
|
|
|
function NewRec(val: TPSValue): TPSValueReplace;
|
|
begin
|
|
Result := TPSValueReplace.Create;
|
|
Result.SetParserPos(FParser);
|
|
Result.FNewValue := Val;
|
|
Result.FreeNewValue := False;
|
|
end;
|
|
|
|
function Combine(v1, v2: TPSValue; Op: TPSBinOperatorType): TPSValue;
|
|
begin
|
|
if V1 = nil then
|
|
begin
|
|
Result := v2;
|
|
end else if v2 = nil then
|
|
begin
|
|
Result := V1;
|
|
end else
|
|
begin
|
|
Result := TPSBinValueOp.Create;
|
|
TPSBinValueOp(Result).FType := FDefaultBoolType;
|
|
TPSBinValueOp(Result).Operator := Op;
|
|
Result.SetParserPos(FParser);
|
|
TPSBinValueOp(Result).FVal1 := V1;
|
|
TPSBinValueOp(Result).FVal2 := V2;
|
|
end;
|
|
end;
|
|
|
|
|
|
begin
|
|
Debug_WriteLine(BlockInfo);
|
|
FParser.Next;
|
|
Val := calc(CSTII_of);
|
|
if Val = nil then
|
|
begin
|
|
ProcessCase := False;
|
|
exit;
|
|
end; {if}
|
|
if FParser.CurrTokenId <> CSTII_Of then
|
|
begin
|
|
MakeError('', ecOfExpected, '');
|
|
val.Free;
|
|
ProcessCase := False;
|
|
exit;
|
|
end; {if}
|
|
FParser.Next;
|
|
TempRec := AllocStackReg(GetTypeNo(BlockInfo, Val));
|
|
if not WriteCalculation(Val, TempRec) then
|
|
begin
|
|
TempRec.Free;
|
|
val.Free;
|
|
ProcessCase := False;
|
|
exit;
|
|
end; {if}
|
|
val.Free;
|
|
EndReloc := TPSList.Create;
|
|
CalcItem := AllocStackReg(at2ut(FDefaultBoolType));
|
|
SPos := Length(BlockInfo.Proc.Data);
|
|
repeat
|
|
V1 := nil;
|
|
while true do
|
|
begin
|
|
Val := calc(CSTI_Colon);
|
|
if (Val = nil) then
|
|
begin
|
|
V1.Free;
|
|
CalcItem.Free;
|
|
TempRec.Free;
|
|
EndReloc.Free;
|
|
ProcessCase := False;
|
|
exit;
|
|
end; {if}
|
|
if fParser.CurrTokenID = CSTI_TwoDots then begin
|
|
FParser.Next;
|
|
V2 := Calc(CSTI_colon);
|
|
if V2 = nil then begin
|
|
V1.Free;
|
|
CalcItem.Free;
|
|
TempRec.Free;
|
|
EndReloc.Free;
|
|
ProcessCase := False;
|
|
Val.Free;
|
|
exit;
|
|
end;
|
|
p := TPSBinValueOp.Create;
|
|
p.SetParserPos(FParser);
|
|
p.Operator := otGreaterEqual;
|
|
p.aType := at2ut(FDefaultBoolType);
|
|
p.Val2 := Val;
|
|
p.Val1 := NewRec(TempRec);
|
|
Val := p;
|
|
p := TPSBinValueOp.Create;
|
|
p.SetParserPos(FParser);
|
|
p.Operator := otLessEqual;
|
|
p.aType := at2ut(FDefaultBoolType);
|
|
p.Val2 := V2;
|
|
p.Val1 := NewRec(TempRec);
|
|
P := TPSBinValueOp(Combine(Val,P, otAnd));
|
|
end else begin
|
|
p := TPSBinValueOp.Create;
|
|
p.SetParserPos(FParser);
|
|
p.Operator := otEqual;
|
|
p.aType := at2ut(FDefaultBoolType);
|
|
p.Val1 := Val;
|
|
p.Val2 := NewRec(TempRec);
|
|
end;
|
|
V1 := Combine(V1, P, otOr);
|
|
if FParser.CurrTokenId = CSTI_Colon then Break;
|
|
if FParser.CurrTokenID <> CSTI_Comma then
|
|
begin
|
|
MakeError('', ecColonExpected, '');
|
|
V1.Free;
|
|
CalcItem.Free;
|
|
TempRec.Free;
|
|
EndReloc.Free;
|
|
ProcessCase := False;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
end;
|
|
FParser.Next;
|
|
if not WriteCalculation(V1, CalcItem) then
|
|
begin
|
|
CalcItem.Free;
|
|
v1.Free;
|
|
EndReloc.Free;
|
|
ProcessCase := False;
|
|
exit;
|
|
end;
|
|
v1.Free;
|
|
BlockWriteByte(BlockInfo, Cm_CNG);
|
|
BlockWriteLong(BlockInfo, $12345678);
|
|
CurrP := Length(BlockInfo.Proc.Data);
|
|
WriteOutRec(CalcItem, False);
|
|
Block := TPSBlockInfo.Create(BlockInfo);
|
|
Block.SubType := tifOneliner;
|
|
if not ProcessSub(Block) then
|
|
begin
|
|
Block.Free;
|
|
CalcItem.Free;
|
|
TempRec.Free;
|
|
EndReloc.Free;
|
|
ProcessCase := False;
|
|
exit;
|
|
end;
|
|
Block.Free;
|
|
BlockWriteByte(BlockInfo, Cm_G);
|
|
BlockWriteLong(BlockInfo, $12345678);
|
|
EndReloc.Add(Pointer(Length(BlockInfo.Proc.Data)));
|
|
{$ifdef FPC_REQUIRES_PROPER_ALIGNMENT}
|
|
unaligned(Cardinal((@BlockInfo.Proc.Data[CurrP - 3])^)) := Cardinal(Length(BlockInfo.Proc.Data)) - CurrP - 5;
|
|
{$else}
|
|
Cardinal((@BlockInfo.Proc.Data[CurrP - 3])^) := Cardinal(Length(BlockInfo.Proc.Data)) - CurrP - 5;
|
|
{$endif}
|
|
if FParser.CurrTokenID = CSTI_Semicolon then FParser.Next;
|
|
if FParser.CurrTokenID = CSTII_Else then
|
|
begin
|
|
FParser.Next;
|
|
Block := TPSBlockInfo.Create(BlockInfo);
|
|
Block.SubType := tOneliner;
|
|
if not ProcessSub(Block) then
|
|
begin
|
|
Block.Free;
|
|
CalcItem.Free;
|
|
TempRec.Free;
|
|
EndReloc.Free;
|
|
ProcessCase := False;
|
|
exit;
|
|
end;
|
|
Block.Free;
|
|
if FParser.CurrTokenID = CSTI_Semicolon then FParser.Next;
|
|
if FParser.CurrtokenId <> CSTII_End then
|
|
begin
|
|
MakeError('', ecEndExpected, '');
|
|
CalcItem.Free;
|
|
TempRec.Free;
|
|
EndReloc.Free;
|
|
ProcessCase := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
until FParser.CurrTokenID = CSTII_End;
|
|
FParser.Next;
|
|
for i := 0 to EndReloc.Count -1 do
|
|
begin
|
|
{$ifdef FPC_REQUIRES_PROPER_ALIGNMENT}
|
|
unaligned(Cardinal((@BlockInfo.Proc.Data[Cardinal(EndReloc[I])- 3])^)) := Cardinal(Length(BlockInfo.Proc.Data)) - Cardinal(EndReloc[I]);
|
|
{$else}
|
|
Cardinal((@BlockInfo.Proc.Data[Cardinal(EndReloc[I])- 3])^) := Cardinal(Length(BlockInfo.Proc.Data)) - Cardinal(EndReloc[I]);
|
|
{$endif}
|
|
end;
|
|
CalcItem.Free;
|
|
TempRec.Free;
|
|
EndReloc.Free;
|
|
if FContinueOffsets <> nil then
|
|
begin
|
|
for i := 0 to FContinueOffsets.Count -1 do
|
|
begin
|
|
if Cardinal(FContinueOffsets[i]) >= SPos then
|
|
begin
|
|
{$ifdef FPC_REQUIRES_PROPER_ALIGNMENT}
|
|
unaligned(Byte((@BlockInfo.Proc.Data[Longint(FContinueOffsets[i]) - 4])^)) := Cm_P2G;
|
|
{$else}
|
|
Byte((@BlockInfo.Proc.Data[Longint(FContinueOffsets[i]) - 4])^) := Cm_P2G;
|
|
{$endif}
|
|
end;
|
|
end;
|
|
end;
|
|
if FBreakOffsets <> nil then
|
|
begin
|
|
for i := 0 to FBreakOffsets.Count -1 do
|
|
begin
|
|
if Cardinal(FBreakOffsets[i]) >= SPos then
|
|
begin
|
|
{$ifdef FPC_REQUIRES_PROPER_ALIGNMENT}
|
|
unaligned(Byte((@BlockInfo.Proc.Data[Longint(FBreakOffsets[i]) - 4])^)) := Cm_P2G;
|
|
{$else}
|
|
Byte((@BlockInfo.Proc.Data[Longint(FBreakOffsets[i]) - 4])^) := Cm_P2G;
|
|
{$endif}
|
|
end;
|
|
end;
|
|
end;
|
|
if HasInvalidJumps(SPos, Length(BlockInfo.Proc.Data)) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
Result := True;
|
|
end; {ProcessCase}
|
|
function ProcessGoto: Boolean;
|
|
var
|
|
I, H: Longint;
|
|
s: tbtString;
|
|
begin
|
|
Debug_WriteLine(BlockInfo);
|
|
FParser.Next;
|
|
h := MakeHash(FParser.GetToken);
|
|
for i := 0 to BlockInfo.Proc.FLabels.Count -1 do
|
|
begin
|
|
s := BlockInfo.Proc.FLabels[I];
|
|
delete(s, 1, 4);
|
|
if Longint((@s[1])^) = h then
|
|
begin
|
|
delete(s, 1, 4);
|
|
if s = FParser.GetToken then
|
|
begin
|
|
FParser.Next;
|
|
BlockWriteByte(BlockInfo, Cm_G);
|
|
BlockWriteLong(BlockInfo, $12345678);
|
|
BlockInfo.Proc.FGotos.Add(PS_mi2s(length(BlockInfo.Proc.Data))+PS_mi2s(i));
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
end;
|
|
end;
|
|
MakeError('', ecUnknownIdentifier, FParser.OriginalToken);
|
|
Result := False;
|
|
end; {ProcessGoto}
|
|
|
|
function ProcessWith: Boolean;
|
|
var
|
|
Block: TPSBlockInfo;
|
|
aVar, aReplace: TPSValue;
|
|
aType: TPSType;
|
|
|
|
iStartOffset: Integer;
|
|
|
|
tmp: TPSValue;
|
|
begin
|
|
Debug_WriteLine(BlockInfo);
|
|
Block := TPSBlockInfo.Create(BlockInfo);
|
|
Block.SubType := tOneLiner;
|
|
|
|
FParser.Next;
|
|
repeat
|
|
aVar := GetIdentifier(0);
|
|
if aVar = nil then
|
|
begin
|
|
block.Free;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
AType := GetTypeNo(BlockInfo, aVar);
|
|
if (AType = nil) or ((aType.BaseType <> btRecord) and (aType.BaseType <> btClass)) then
|
|
begin
|
|
MakeError('', ecClassTypeExpected, '');
|
|
Block.Free;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
|
|
aReplace := TPSValueReplace.Create;
|
|
aReplace.SetParserPos(FParser);
|
|
TPSValueReplace(aReplace).FreeOldValue := True;
|
|
TPSValueReplace(aReplace).FreeNewValue := True;
|
|
TPSValueReplace(aReplace).OldValue := aVar;
|
|
|
|
//if aVar.InheritsFrom(TPSVar) then TPSVar(aVar).Use;
|
|
tmp := AllocPointer(GetTypeNo(BlockInfo, aVar));
|
|
TPSProcVar(BlockInfo.Proc.ProcVars[TPSValueAllocatedStackVar(tmp).LocalVarNo]).Use;
|
|
PreWriteOutRec(tmp,GetTypeNo(BlockInfo, tmp));
|
|
PreWriteOutRec(aVar,GetTypeNo(BlockInfo, aVar));
|
|
BlockWriteByte(BlockInfo, cm_sp);
|
|
WriteOutRec(tmp, false);
|
|
WriteOutRec(aVar, false);
|
|
TPSValueReplace(aReplace).NewValue := tmp;
|
|
|
|
|
|
|
|
Block.WithList.Add(aReplace);
|
|
|
|
if FParser.CurrTokenID = CSTII_do then
|
|
begin
|
|
FParser.Next;
|
|
Break;
|
|
end else
|
|
if FParser.CurrTokenId <> CSTI_Comma then
|
|
begin
|
|
MakeError('', ecDoExpected, '');
|
|
Block.Free;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
until False;
|
|
|
|
|
|
inc(FWithCount);
|
|
|
|
iStartOffset := Length(Block.Proc.Data);
|
|
|
|
if not (ProcessSub(Block) and (not HasInvalidJumps(iStartOffset,Length(BlockInfo.Proc.Data) + 1)) ) then
|
|
begin
|
|
dec(FWithCount);
|
|
Block.Free;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
dec(FWithCount);
|
|
|
|
AfterWriteOutRec(aVar);
|
|
AfterWriteOutRec(tmp);
|
|
Block.Free;
|
|
Result := True;
|
|
end;
|
|
|
|
function ProcessTry: Boolean;
|
|
var
|
|
FStartOffset: Cardinal;
|
|
iBlockStartOffset: Integer;
|
|
Block: TPSBlockInfo;
|
|
begin
|
|
FParser.Next;
|
|
BlockWriteByte(BlockInfo, cm_puexh);
|
|
FStartOffset := Length(BlockInfo.Proc.Data) + 1;
|
|
BlockWriteLong(BlockInfo, InvalidVal);
|
|
BlockWriteLong(BlockInfo, InvalidVal);
|
|
BlockWriteLong(BlockInfo, InvalidVal);
|
|
BlockWriteLong(BlockInfo, InvalidVal);
|
|
Block := TPSBlockInfo.Create(BlockInfo);
|
|
Block.SubType := tTry;
|
|
inc(FTryCount);
|
|
if ProcessSub(Block) and (not HasInvalidJumps(FStartOffset,Length(BlockInfo.Proc.Data) + 1)) then
|
|
begin
|
|
dec(FTryCount);
|
|
Block.Free;
|
|
BlockWriteByte(BlockInfo, cm_poexh);
|
|
BlockWriteByte(BlockInfo, 0);
|
|
if FParser.CurrTokenID = CSTII_Except then
|
|
begin
|
|
FParser.Next;
|
|
Cardinal((@BlockInfo.Proc.Data[FStartOffset + 4])^) := Cardinal(Length(BlockInfo.Proc.Data)) - FStartOffset - 15;
|
|
iBlockStartOffset := Length(BlockInfo.Proc.Data) ;
|
|
Block := TPSBlockInfo.Create(BlockInfo);
|
|
Block.SubType := tTryEnd;
|
|
inc(FExceptFinallyCount);
|
|
if ProcessSub(Block) and (not HasInvalidJumps(iBlockStartOffset,Length(BlockInfo.Proc.Data) + 1)) then
|
|
begin
|
|
dec(FExceptFinallyCount);
|
|
Block.Free;
|
|
BlockWriteByte(BlockInfo, cm_poexh);
|
|
BlockWriteByte(BlockInfo, 2);
|
|
if FParser.CurrTokenId = CSTII_Finally then
|
|
begin
|
|
Cardinal((@BlockInfo.Proc.Data[FStartOffset + 8])^) := Cardinal(Length(BlockInfo.Proc.Data)) - FStartOffset - 15;
|
|
iBlockStartOffset := Length(BlockInfo.Proc.Data) ;
|
|
Block := TPSBlockInfo.Create(BlockInfo);
|
|
Block.SubType := tTryEnd;
|
|
FParser.Next;
|
|
inc(FExceptFinallyCount);
|
|
if ProcessSub(Block) and (not HasInvalidJumps(iBlockStartOffset,Length(BlockInfo.Proc.Data) + 1)) then
|
|
begin
|
|
dec(FExceptFinallyCount);
|
|
Block.Free;
|
|
if FParser.CurrTokenId = CSTII_End then
|
|
begin
|
|
BlockWriteByte(BlockInfo, cm_poexh);
|
|
BlockWriteByte(BlockInfo, 3);
|
|
end else begin
|
|
MakeError('', ecEndExpected, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end else
|
|
begin
|
|
Block.Free;
|
|
Result := False;
|
|
dec(FExceptFinallyCount);
|
|
exit;
|
|
end;
|
|
end else if FParser.CurrTokenID <> CSTII_End then
|
|
begin
|
|
MakeError('', ecEndExpected, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
end else
|
|
begin
|
|
Block.Free;
|
|
Result := False;
|
|
dec(FExceptFinallyCount);
|
|
exit;
|
|
end;
|
|
end else if FParser.CurrTokenId = CSTII_Finally then
|
|
begin
|
|
FParser.Next;
|
|
Cardinal((@BlockInfo.Proc.Data[FStartOffset])^) := Cardinal(Length(BlockInfo.Proc.Data)) - FStartOffset - 15;
|
|
iBlockStartOffset := Length(BlockInfo.Proc.Data) ;
|
|
Block := TPSBlockInfo.Create(BlockInfo);
|
|
Block.SubType := tTryEnd;
|
|
inc(FExceptFinallyCount);
|
|
if ProcessSub(Block) and (not HasInvalidJumps(iBlockStartOffset,Length(BlockInfo.Proc.Data) + 1)) then
|
|
begin
|
|
dec(FExceptFinallyCount);
|
|
Block.Free;
|
|
BlockWriteByte(BlockInfo, cm_poexh);
|
|
BlockWriteByte(BlockInfo, 1);
|
|
if FParser.CurrTokenId = CSTII_Except then
|
|
begin
|
|
Cardinal((@BlockInfo.Proc.Data[FStartOffset + 4])^) := Cardinal(Length(BlockInfo.Proc.Data)) - FStartOffset - 15;
|
|
iBlockStartOffset := Length(BlockInfo.Proc.Data) ;
|
|
FParser.Next;
|
|
Block := TPSBlockInfo.Create(BlockInfo);
|
|
Block.SubType := tTryEnd;
|
|
inc(FExceptFinallyCount);
|
|
if ProcessSub(Block) and (not HasInvalidJumps(iBlockStartOffset,Length(BlockInfo.Proc.Data) + 1)) then
|
|
begin
|
|
dec(FExceptFinallyCount);
|
|
Block.Free;
|
|
if FParser.CurrTokenId = CSTII_End then
|
|
begin
|
|
BlockWriteByte(BlockInfo, cm_poexh);
|
|
BlockWriteByte(BlockInfo, 2);
|
|
end else begin
|
|
MakeError('', ecEndExpected, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end else
|
|
begin
|
|
Block.Free;
|
|
Result := False;
|
|
dec(FExceptFinallyCount);
|
|
exit;
|
|
end;
|
|
end else if FParser.CurrTokenID <> CSTII_End then
|
|
begin
|
|
MakeError('', ecEndExpected, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
end else
|
|
begin
|
|
Block.Free;
|
|
Result := False;
|
|
dec(FExceptFinallyCount);
|
|
exit;
|
|
end;
|
|
end;
|
|
end else
|
|
begin
|
|
Block.Free;
|
|
Result := False;
|
|
dec(FTryCount);
|
|
exit;
|
|
end;
|
|
Cardinal((@BlockInfo.Proc.Data[FStartOffset + 12])^) := Cardinal(Length(BlockInfo.Proc.Data)) - FStartOffset - 15;
|
|
Result := True;
|
|
end; {ProcessTry}
|
|
|
|
var
|
|
i: Integer;
|
|
Block: TPSBlockInfo;
|
|
|
|
begin
|
|
ProcessSub := False;
|
|
if (BlockInfo.SubType = tProcBegin) or (BlockInfo.SubType= tMainBegin) or
|
|
{$IFDEF PS_USESSUPPORT}
|
|
(BlockInfo.SubType = tUnitInit) or (BlockInfo.SubType= tUnitFinish) or // NvdS
|
|
{$endif}
|
|
(BlockInfo.SubType= tSubBegin) then
|
|
begin
|
|
FParser.Next; // skip CSTII_Begin
|
|
end;
|
|
while True do
|
|
begin
|
|
case FParser.CurrTokenId of
|
|
CSTII_Goto:
|
|
begin
|
|
if not ProcessGoto then
|
|
Exit;
|
|
if (BlockInfo.SubType = tifOneliner) or (BlockInfo.SubType = TOneLiner) then
|
|
break;
|
|
end;
|
|
CSTII_With:
|
|
begin
|
|
if not ProcessWith then
|
|
Exit;
|
|
if (BlockInfo.SubType = tifOneliner) or (BlockInfo.SubType = TOneLiner) then
|
|
break;
|
|
end;
|
|
CSTII_Try:
|
|
begin
|
|
if not ProcessTry then
|
|
Exit;
|
|
if (BlockInfo.SubType = tifOneliner) or (BlockInfo.SubType = TOneLiner) then
|
|
break;
|
|
end;
|
|
CSTII_Finally, CSTII_Except:
|
|
begin
|
|
if (BlockInfo.SubType = tTry) or (BlockInfo.SubType = tTryEnd) then
|
|
Break
|
|
else
|
|
begin
|
|
MakeError('', ecEndExpected, '');
|
|
Exit;
|
|
end;
|
|
end;
|
|
CSTII_Begin:
|
|
begin
|
|
Block := TPSBlockInfo.Create(BlockInfo);
|
|
Block.SubType := tSubBegin;
|
|
if not ProcessSub(Block) then
|
|
begin
|
|
Block.Free;
|
|
Exit;
|
|
end;
|
|
Block.Free;
|
|
|
|
FParser.Next; // skip END
|
|
if (BlockInfo.SubType = tifOneliner) or (BlockInfo.SubType = TOneLiner) then
|
|
break;
|
|
end;
|
|
CSTI_Semicolon:
|
|
begin
|
|
|
|
if (BlockInfo.SubType = tifOneliner) or (BlockInfo.SubType = TOneLiner) then
|
|
break
|
|
else FParser.Next;
|
|
end;
|
|
CSTII_until:
|
|
begin
|
|
Debug_WriteLine(BlockInfo);
|
|
if BlockInfo.SubType = tRepeat then
|
|
begin
|
|
break;
|
|
end
|
|
else
|
|
begin
|
|
MakeError('', ecIdentifierExpected, '');
|
|
exit;
|
|
end;
|
|
if (BlockInfo.SubType = tifOneliner) or (BlockInfo.SubType = TOneLiner) then
|
|
break;
|
|
end;
|
|
CSTII_Else:
|
|
begin
|
|
if BlockInfo.SubType = tifOneliner then
|
|
break
|
|
else
|
|
begin
|
|
MakeError('', ecIdentifierExpected, '');
|
|
exit;
|
|
end;
|
|
end;
|
|
CSTII_repeat:
|
|
begin
|
|
if not ProcessRepeat then
|
|
exit;
|
|
if (BlockInfo.SubType = tifOneliner) or (BlockInfo.SubType = TOneLiner) then
|
|
break;
|
|
end;
|
|
CSTII_For:
|
|
begin
|
|
if not ProcessFor then
|
|
exit;
|
|
if (BlockInfo.SubType = tifOneliner) or (BlockInfo.SubType = TOneLiner) then
|
|
break;
|
|
end;
|
|
CSTII_While:
|
|
begin
|
|
if not ProcessWhile then
|
|
exit;
|
|
if (BlockInfo.SubType = tifOneliner) or (BlockInfo.SubType = TOneLiner) then
|
|
break;
|
|
end;
|
|
CSTII_Exit:
|
|
begin
|
|
Debug_WriteLine(BlockInfo);
|
|
BlockWriteByte(BlockInfo, Cm_R);
|
|
FParser.Next;
|
|
if (BlockInfo.SubType = tifOneliner) or (BlockInfo.SubType = TOneLiner) then
|
|
break;
|
|
end;
|
|
CSTII_Case:
|
|
begin
|
|
if not ProcessCase then
|
|
exit;
|
|
if (BlockInfo.SubType = tifOneliner) or (BlockInfo.SubType = TOneLiner) then
|
|
break;
|
|
end;
|
|
CSTII_If:
|
|
begin
|
|
if not ProcessIf then
|
|
exit;
|
|
if (BlockInfo.SubType = tifOneliner) or (BlockInfo.SubType = TOneLiner) then
|
|
break;
|
|
end;
|
|
CSTI_OpenRound,
|
|
CSTI_Identifier:
|
|
begin
|
|
case _ProcessLabel of
|
|
0: Exit;
|
|
1: ;
|
|
else
|
|
begin
|
|
if FParser.GetToken = 'BREAK' then
|
|
begin
|
|
if FBreakOffsets = nil then
|
|
begin
|
|
MakeError('', ecNotInLoop, '');
|
|
exit;
|
|
end;
|
|
for i := 0 to FExceptFinallyCount - 1 do
|
|
begin
|
|
BlockWriteByte(BlockInfo, cm_poexh);
|
|
BlockWriteByte(BlockInfo, 1);
|
|
end;
|
|
|
|
for i := 0 to FTryCount - 1 do
|
|
begin
|
|
BlockWriteByte(BlockInfo, cm_poexh);
|
|
BlockWriteByte(BlockInfo, 0);
|
|
BlockWriteByte(BlockInfo, cm_poexh);
|
|
BlockWriteByte(BlockInfo, 1);
|
|
end;
|
|
|
|
for i := 0 to FWithCount - 1 do
|
|
BlockWriteByte(BlockInfo,cm_po);
|
|
BlockWriteByte(BlockInfo, Cm_G);
|
|
BlockWriteLong(BlockInfo, $12345678);
|
|
FBreakOffsets.Add(Pointer(Length(BlockInfo.Proc.Data)));
|
|
FParser.Next;
|
|
if (BlockInfo.SubType= tifOneliner) or (BlockInfo.SubType = TOneLiner) then
|
|
break;
|
|
end else if FParser.GetToken = 'CONTINUE' then
|
|
begin
|
|
if FBreakOffsets = nil then
|
|
begin
|
|
MakeError('', ecNotInLoop, '');
|
|
exit;
|
|
end;
|
|
for i := 0 to FExceptFinallyCount - 1 do
|
|
begin
|
|
BlockWriteByte(BlockInfo, cm_poexh);
|
|
BlockWriteByte(BlockInfo, 1);
|
|
end;
|
|
|
|
for i := 0 to FTryCount - 1 do
|
|
begin
|
|
BlockWriteByte(BlockInfo, cm_poexh);
|
|
BlockWriteByte(BlockInfo, 0);
|
|
BlockWriteByte(BlockInfo, cm_poexh);
|
|
BlockWriteByte(BlockInfo, 1);
|
|
end;
|
|
|
|
for i := 0 to FWithCount - 1 do
|
|
BlockWriteByte(BlockInfo,cm_po);
|
|
BlockWriteByte(BlockInfo, Cm_G);
|
|
BlockWriteLong(BlockInfo, $12345678);
|
|
FContinueOffsets.Add(Pointer(Length(BlockInfo.Proc.Data)));
|
|
FParser.Next;
|
|
if (BlockInfo.SubType = tifOneliner) or (BlockInfo.SubType = TOneLiner) then
|
|
break;
|
|
end else
|
|
if not ProcessIdentifier then
|
|
exit;
|
|
if (BlockInfo.SubType = tifOneliner) or (BlockInfo.SubType = TOneLiner) then
|
|
break;
|
|
end;
|
|
end; {case}
|
|
|
|
if (BlockInfo.SubType = tifOneliner) or (BlockInfo.SubType = TOneLiner) then
|
|
break;
|
|
|
|
end;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
CSTII_Finalization: //NvdS
|
|
begin //
|
|
if (BlockInfo.SubType = tUnitInit) then //
|
|
begin //
|
|
break; //
|
|
end //
|
|
else //
|
|
begin //
|
|
MakeError('', ecIdentifierExpected, ''); //
|
|
exit; //
|
|
end; //
|
|
end; //nvds
|
|
{$endif}
|
|
CSTII_End:
|
|
begin
|
|
if (BlockInfo.SubType = tTryEnd) or (BlockInfo.SubType = tMainBegin) or
|
|
(BlockInfo.SubType = tSubBegin) or (BlockInfo.SubType = tifOneliner) or
|
|
(BlockInfo.SubType = tProcBegin) or (BlockInfo.SubType = TOneLiner)
|
|
{$IFDEF PS_USESSUPPORT} or (BlockInfo.SubType = tUnitInit) or (BlockInfo.SubType = tUnitFinish) {$endif} then //nvds
|
|
begin
|
|
break;
|
|
end
|
|
else
|
|
begin
|
|
MakeError('', ecIdentifierExpected, '');
|
|
exit;
|
|
end;
|
|
end;
|
|
CSTI_EOF:
|
|
begin
|
|
MakeError('', ecUnexpectedEndOfFile, '');
|
|
exit;
|
|
end;
|
|
else
|
|
begin
|
|
MakeError('', ecIdentifierExpected, '');
|
|
exit;
|
|
end;
|
|
end;
|
|
end;
|
|
if (BlockInfo.SubType = tMainBegin) or (BlockInfo.SubType = tProcBegin)
|
|
{$IFDEF PS_USESSUPPORT} or (BlockInfo.SubType = tUnitInit) or (BlockInfo.SubType = tUnitFinish) {$endif} then //nvds
|
|
begin
|
|
Debug_WriteLine(BlockInfo);
|
|
BlockWriteByte(BlockInfo, Cm_R);
|
|
{$IFDEF PS_USESSUPPORT}
|
|
if FParser.CurrTokenId = CSTII_End then //nvds
|
|
begin
|
|
{$endif}
|
|
FParser.Next; // skip end
|
|
if ((BlockInfo.SubType = tMainBegin)
|
|
{$IFDEF PS_USESSUPPORT} or (BlockInfo.SubType = tUnitInit) or (BlockInfo.SubType = tUnitFinish){$endif}) //nvds
|
|
and (FParser.CurrTokenId <> CSTI_Period) then
|
|
begin
|
|
MakeError('', ecPeriodExpected, '');
|
|
exit;
|
|
end;
|
|
if (BlockInfo.SubType = tProcBegin) and (FParser.CurrTokenId <> CSTI_Semicolon) then
|
|
begin
|
|
MakeError('', ecSemicolonExpected, '');
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
end; //nvds
|
|
{$endif}
|
|
end
|
|
else if (BlockInfo.SubType = tifOneliner) or (BlockInfo.SubType = TOneLiner) then
|
|
begin
|
|
if (FParser.CurrTokenID <> CSTII_Else) and (FParser.CurrTokenID <> CSTII_End) then
|
|
if FParser.CurrTokenID <> CSTI_Semicolon then
|
|
begin
|
|
MakeError('', ecSemicolonExpected, '');
|
|
exit;
|
|
end;
|
|
end;
|
|
|
|
ProcessSub := True;
|
|
end;
|
|
procedure TPSPascalCompiler.UseProc(procdecl: TPSParametersDecl);
|
|
var
|
|
i: Longint;
|
|
begin
|
|
if procdecl.Result <> nil then
|
|
procdecl.Result := at2ut(procdecl.Result);
|
|
for i := 0 to procdecl.ParamCount -1 do
|
|
begin
|
|
procdecl.Params[i].aType := at2ut(procdecl.Params[i].aType);
|
|
end;
|
|
end;
|
|
|
|
function TPSPascalCompiler.at2ut(p: TPSType): TPSType;
|
|
var
|
|
i: Longint;
|
|
begin
|
|
p := GetTypeCopyLink(p);
|
|
if p = nil then
|
|
begin
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
if not p.Used then
|
|
begin
|
|
p.Use;
|
|
case p.BaseType of
|
|
btStaticArray, btArray: TPSArrayType(p).ArrayTypeNo := at2ut(TPSArrayType(p).ArrayTypeNo);
|
|
btRecord:
|
|
begin
|
|
for i := 0 to TPSRecordType(p).RecValCount -1 do
|
|
begin
|
|
TPSRecordType(p).RecVal(i).aType := at2ut(TPSRecordType(p).RecVal(i).aType);
|
|
end;
|
|
end;
|
|
btSet: TPSSetType(p).SetType := at2ut(TPSSetType(p).SetType);
|
|
btProcPtr:
|
|
begin
|
|
UseProc(TPSProceduralType(p).ProcDef);
|
|
end;
|
|
end;
|
|
p.FFinalTypeNo := FCurrUsedTypeNo;
|
|
inc(FCurrUsedTypeNo);
|
|
end;
|
|
Result := p;
|
|
end;
|
|
|
|
function TPSPascalCompiler.ProcessLabelForwards(Proc: TPSInternalProcedure): Boolean;
|
|
var
|
|
i: Longint;
|
|
s, s2: tbtString;
|
|
begin
|
|
for i := 0 to Proc.FLabels.Count -1 do
|
|
begin
|
|
s := Proc.FLabels[I];
|
|
if Longint((@s[1])^) = -1 then
|
|
begin
|
|
delete(s, 1, 8);
|
|
MakeError('', ecUnSetLabel, s);
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
for i := Proc.FGotos.Count -1 downto 0 do
|
|
begin
|
|
s := Proc.FGotos[I];
|
|
s2 := Proc.FLabels[Cardinal((@s[5])^)];
|
|
Cardinal((@Proc.Data[Cardinal((@s[1])^)-3])^) := Cardinal((@s2[1])^) - Cardinal((@s[1])^) ;
|
|
end;
|
|
Result := True;
|
|
end;
|
|
|
|
|
|
type
|
|
TCompilerState = (csStart, csProgram, csUnit, csUses, csInterface, csInterfaceUses, csImplementation);
|
|
|
|
function TPSPascalCompiler.Compile(const s: tbtString): Boolean;
|
|
var
|
|
Position: TCompilerState;
|
|
i: Longint;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
OldFileName: tbtString;
|
|
OldParser : TPSPascalParser;
|
|
OldIsUnit : Boolean;
|
|
OldUnit : TPSUnit;
|
|
{$ENDIF}
|
|
|
|
procedure Cleanup;
|
|
var
|
|
I: Longint;
|
|
PT: TPSType;
|
|
begin
|
|
{$IFDEF PS_USESSUPPORT}
|
|
if fInCompile>1 then
|
|
begin
|
|
dec(fInCompile);
|
|
exit;
|
|
end;
|
|
{$ENDIF}
|
|
|
|
if @FOnBeforeCleanup <> nil then
|
|
FOnBeforeCleanup(Self); // no reason it actually read the result of this call
|
|
FGlobalBlock.Free;
|
|
FGlobalBlock := nil;
|
|
|
|
for I := 0 to FRegProcs.Count - 1 do
|
|
TObject(FRegProcs[I]).Free;
|
|
FRegProcs.Free;
|
|
for i := 0 to FConstants.Count -1 do
|
|
begin
|
|
TPSConstant(FConstants[I]).Free;
|
|
end;
|
|
Fconstants.Free;
|
|
for I := 0 to FVars.Count - 1 do
|
|
begin
|
|
TPSVar(FVars[I]).Free;
|
|
end;
|
|
FVars.Free;
|
|
FVars := nil;
|
|
for I := 0 to FProcs.Count - 1 do
|
|
TPSProcedure(FProcs[I]).Free;
|
|
FProcs.Free;
|
|
FProcs := nil;
|
|
//reverse free types: a custom type's attribute value type may point to a base type
|
|
for I := FTypes.Count - 1 downto 0 do
|
|
begin
|
|
PT := FTypes[I];
|
|
pt.Free;
|
|
end;
|
|
FTypes.Free;
|
|
|
|
{$IFNDEF PS_NOINTERFACES}
|
|
for i := FInterfaces.Count -1 downto 0 do
|
|
TPSInterface(FInterfaces[i]).Free;
|
|
FInterfaces.Free;
|
|
{$ENDIF}
|
|
|
|
for i := FClasses.Count -1 downto 0 do
|
|
begin
|
|
TPSCompileTimeClass(FClasses[I]).Free;
|
|
end;
|
|
FClasses.Free;
|
|
for i := FAttributeTypes.Count -1 downto 0 do
|
|
begin
|
|
TPSAttributeType(FAttributeTypes[i]).Free;
|
|
end;
|
|
FAttributeTypes.Free;
|
|
FAttributeTypes := nil;
|
|
|
|
{$IFDEF PS_USESSUPPORT}
|
|
for I := 0 to FUnitInits.Count - 1 do //nvds
|
|
begin //nvds
|
|
TPSBlockInfo(FUnitInits[I]).free; //nvds
|
|
end; //nvds
|
|
FUnitInits.Free; //nvds
|
|
FUnitInits := nil; //
|
|
for I := 0 to FUnitFinits.Count - 1 do //nvds
|
|
begin //nvds
|
|
TPSBlockInfo(FUnitFinits[I]).free; //nvds
|
|
end; //nvds
|
|
FUnitFinits.Free; //
|
|
FUnitFinits := nil; //
|
|
|
|
FreeAndNil(fUnits);
|
|
FreeAndNil(FUses);
|
|
fInCompile:=0;
|
|
{$ENDIF}
|
|
end;
|
|
|
|
function MakeOutput: Boolean;
|
|
|
|
procedure WriteByte(b: Byte);
|
|
begin
|
|
FOutput := FOutput + tbtChar(b);
|
|
end;
|
|
|
|
procedure WriteData(const Data; Len: Longint);
|
|
var
|
|
l: Longint;
|
|
begin
|
|
if Len < 0 then Len := 0;
|
|
l := Length(FOutput);
|
|
SetLength(FOutput, l + Len);
|
|
Move(Data, FOutput[l + 1], Len);
|
|
end;
|
|
|
|
procedure WriteLong(l: Cardinal);
|
|
begin
|
|
WriteData(l, 4);
|
|
end;
|
|
|
|
procedure WriteVariant(p: PIfRVariant);
|
|
begin
|
|
WriteLong(p^.FType.FinalTypeNo);
|
|
case p.FType.BaseType of
|
|
btType: WriteLong(p^.ttype.FinalTypeNo);
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
btWideString:
|
|
begin
|
|
WriteLong(Length(tbtWideString(p^.twidestring)));
|
|
WriteData(tbtwidestring(p^.twidestring)[1], 2*Length(tbtWideString(p^.twidestring)));
|
|
end;
|
|
btUnicodeString:
|
|
begin
|
|
WriteLong(Length(tbtUnicodestring(p^.twidestring)));
|
|
WriteData(tbtUnicodestring(p^.twidestring)[1], 2*Length(tbtUnicodestring(p^.twidestring)));
|
|
end;
|
|
btWideChar: WriteData(p^.twidechar, 2);
|
|
{$ENDIF}
|
|
btSingle: WriteData(p^.tsingle, sizeof(tbtSingle));
|
|
btDouble: WriteData(p^.tsingle, sizeof(tbtDouble));
|
|
btExtended: WriteData(p^.tsingle, sizeof(tbtExtended));
|
|
btCurrency: WriteData(p^.tsingle, sizeof(tbtCurrency));
|
|
btChar: WriteData(p^.tchar, 1);
|
|
btSet:
|
|
begin
|
|
WriteData(tbtString(p^.tstring)[1], Length(tbtString(p^.tstring)));
|
|
end;
|
|
btString:
|
|
begin
|
|
WriteLong(Length(tbtString(p^.tstring)));
|
|
WriteData(tbtString(p^.tstring)[1], Length(tbtString(p^.tstring)));
|
|
end;
|
|
btenum:
|
|
begin
|
|
if TPSEnumType(p^.FType).HighValue <=256 then
|
|
WriteData( p^.tu32, 1)
|
|
else if TPSEnumType(p^.FType).HighValue <=65536 then
|
|
WriteData(p^.tu32, 2)
|
|
else
|
|
WriteData(p^.tu32, 4);
|
|
end;
|
|
bts8,btu8: WriteData(p^.tu8, 1);
|
|
bts16,btu16: WriteData(p^.tu16, 2);
|
|
bts32,btu32: WriteData(p^.tu32, 4);
|
|
{$IFNDEF PS_NOINT64}
|
|
bts64: WriteData(p^.ts64, 8);
|
|
{$ENDIF}
|
|
btProcPtr: WriteData(p^.tu32, 4);
|
|
{$IFDEF DEBUG}
|
|
else
|
|
asm int 3; end;
|
|
{$ENDIF}
|
|
end;
|
|
end;
|
|
|
|
procedure WriteAttributes(attr: TPSAttributes);
|
|
var
|
|
i, j: Longint;
|
|
begin
|
|
WriteLong(attr.Count);
|
|
for i := 0 to Attr.Count -1 do
|
|
begin
|
|
j := Length(attr[i].FAttribType.Name);
|
|
WriteLong(j);
|
|
WriteData(Attr[i].FAttribType.Name[1], j);
|
|
WriteLong(Attr[i].Count);
|
|
for j := 0 to Attr[i].Count -1 do
|
|
begin
|
|
WriteVariant(Attr[i][j]);
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
procedure WriteTypes;
|
|
var
|
|
l, n: Longint;
|
|
bt: TPSBaseType;
|
|
x: TPSType;
|
|
s: tbtString;
|
|
FExportName: tbtString;
|
|
Items: TPSList;
|
|
procedure WriteTypeNo(TypeNo: Cardinal);
|
|
begin
|
|
WriteData(TypeNo, 4);
|
|
end;
|
|
begin
|
|
Items := TPSList.Create;
|
|
try
|
|
for l := 0 to FCurrUsedTypeNo -1 do
|
|
Items.Add(nil);
|
|
for l := 0 to FTypes.Count -1 do
|
|
begin
|
|
x := FTypes[l];
|
|
if x.Used then
|
|
Items[x.FinalTypeNo] := x;
|
|
end;
|
|
for l := 0 to Items.Count - 1 do
|
|
begin
|
|
x := Items[l];
|
|
if x.FExportName then
|
|
FExportName := x.Name
|
|
else
|
|
FExportName := '';
|
|
if (x.BaseType = btExtClass) and (x is TPSUndefinedClassType) then
|
|
begin
|
|
x := GetTypeCopyLink(TPSUndefinedClassType(x).ExtClass.SelfType);
|
|
end;
|
|
bt := x.BaseType;
|
|
if (x.BaseType = btType) or (x.BaseType = btNotificationVariant) then
|
|
begin
|
|
bt := btU32;
|
|
end else
|
|
if (x.BaseType = btEnum) then begin
|
|
if TPSEnumType(x).HighValue <= 256 then
|
|
bt := btU8
|
|
else if TPSEnumType(x).HighValue <= 65536 then
|
|
bt := btU16
|
|
else
|
|
bt := btU32;
|
|
end;
|
|
if FExportName <> '' then
|
|
begin
|
|
WriteByte(bt + 128);
|
|
end
|
|
else
|
|
WriteByte(bt);
|
|
{$IFNDEF PS_NOINTERFACES} if x.BaseType = btInterface then
|
|
begin
|
|
WriteData(TPSInterfaceType(x).Intf.Guid, Sizeof(TGuid));
|
|
end else {$ENDIF} if x.BaseType = btClass then
|
|
begin
|
|
WriteLong(Length(TPSClassType(X).Cl.FClassName));
|
|
WriteData(TPSClassType(X).Cl.FClassName[1], Length(TPSClassType(X).Cl.FClassName));
|
|
end else
|
|
if (x.BaseType = btProcPtr) then
|
|
begin
|
|
s := DeclToBits(TPSProceduralType(x).ProcDef);
|
|
WriteLong(Length(s));
|
|
WriteData(s[1], Length(s));
|
|
end else
|
|
if (x.BaseType = btSet) then
|
|
begin
|
|
WriteLong(TPSSetType(x).BitSize);
|
|
end else
|
|
if (x.BaseType = btArray) or (x.basetype = btStaticArray) then
|
|
begin
|
|
WriteLong(TPSArrayType(x).ArrayTypeNo.FinalTypeNo);
|
|
if (x.baseType = btstaticarray) then begin
|
|
WriteLong(TPSStaticArrayType(x).Length);
|
|
WriteLong(TPSStaticArrayType(x).StartOffset); //<-additional StartOffset
|
|
end;
|
|
end else if x.BaseType = btRecord then
|
|
begin
|
|
n := TPSRecordType(x).RecValCount;
|
|
WriteData( n, 4);
|
|
for n := 0 to TPSRecordType(x).RecValCount - 1 do
|
|
WriteTypeNo(TPSRecordType(x).RecVal(n).FType.FinalTypeNo);
|
|
end;
|
|
if FExportName <> '' then
|
|
begin
|
|
WriteLong(Length(FExportName));
|
|
WriteData(FExportName[1], length(FExportName));
|
|
end;
|
|
WriteAttributes(x.Attributes);
|
|
end;
|
|
finally
|
|
Items.Free;
|
|
end;
|
|
end;
|
|
|
|
procedure WriteVars;
|
|
var
|
|
l,j : Longint;
|
|
x: TPSVar;
|
|
begin
|
|
for l := 0 to FVars.Count - 1 do
|
|
begin
|
|
x := FVars[l];
|
|
if x.SaveAsPointer then
|
|
begin
|
|
for j := FTypes.count -1 downto 0 do
|
|
begin
|
|
if TPSType(FTypes[j]).BaseType = btPointer then
|
|
begin
|
|
WriteLong(TPSType(FTypes[j]).FinalTypeNo);
|
|
break;
|
|
end;
|
|
end;
|
|
end else
|
|
WriteLong(x.FType.FinalTypeNo);
|
|
if x.exportname <> '' then
|
|
begin
|
|
WriteByte( 1);
|
|
WriteLong(Length(X.ExportName));
|
|
WriteData( X.ExportName[1], length(X.ExportName));
|
|
end else
|
|
WriteByte( 0);
|
|
end;
|
|
end;
|
|
|
|
procedure WriteProcs;
|
|
var
|
|
l: Longint;
|
|
xp: TPSProcedure;
|
|
xo: TPSInternalProcedure;
|
|
xe: TPSExternalProcedure;
|
|
s: tbtString;
|
|
att: Byte;
|
|
begin
|
|
for l := 0 to FProcs.Count - 1 do
|
|
begin
|
|
xp := FProcs[l];
|
|
if xp.Attributes.Count <> 0 then att := 4 else att := 0;
|
|
if xp.ClassType = TPSInternalProcedure then
|
|
begin
|
|
xo := TPSInternalProcedure(xp);
|
|
xo.OutputDeclPosition := Length(FOutput);
|
|
WriteByte(att or 2); // exported
|
|
WriteLong(0); // offset is unknown at this time
|
|
WriteLong(0); // length is also unknown at this time
|
|
WriteLong(Length(xo.Name));
|
|
WriteData( xo.Name[1], length(xo.Name));
|
|
s := MakeExportDecl(xo.Decl);
|
|
WriteLong(Length(s));
|
|
WriteData( s[1], length(S));
|
|
end
|
|
else
|
|
begin
|
|
xe := TPSExternalProcedure(xp);
|
|
if xe.RegProc.ImportDecl <> '' then
|
|
begin
|
|
WriteByte( att or 3); // imported
|
|
if xe.RegProc.FExportName then
|
|
begin
|
|
WriteByte(Length(xe.RegProc.Name));
|
|
WriteData(xe.RegProc.Name[1], Length(xe.RegProc.Name) and $FF);
|
|
end else begin
|
|
WriteByte(0);
|
|
end;
|
|
WriteLong(Length(xe.RegProc.ImportDecl));
|
|
WriteData(xe.RegProc.ImportDecl[1], Length(xe.RegProc.ImportDecl));
|
|
end else begin
|
|
WriteByte(att or 1); // imported
|
|
WriteByte(Length(xe.RegProc.Name));
|
|
WriteData(xe.RegProc.Name[1], Length(xe.RegProc.Name) and $FF);
|
|
end;
|
|
end;
|
|
if xp.Attributes.Count <> 0 then
|
|
WriteAttributes(xp.Attributes);
|
|
end;
|
|
end;
|
|
|
|
procedure WriteProcs2;
|
|
var
|
|
l: Longint;
|
|
L2: Cardinal;
|
|
x: TPSProcedure;
|
|
begin
|
|
for l := 0 to FProcs.Count - 1 do
|
|
begin
|
|
x := FProcs[l];
|
|
if x.ClassType = TPSInternalProcedure then
|
|
begin
|
|
if TPSInternalProcedure(x).Data = '' then
|
|
TPSInternalProcedure(x).Data := Chr(Cm_R);
|
|
L2 := Length(FOutput);
|
|
Move(L2, FOutput[TPSInternalProcedure(x).OutputDeclPosition + 2], 4);
|
|
// write position
|
|
WriteData(TPSInternalProcedure(x).Data[1], Length(TPSInternalProcedure(x).Data));
|
|
L2 := Cardinal(Length(FOutput)) - L2;
|
|
Move(L2, FOutput[TPSInternalProcedure(x).OutputDeclPosition + 6], 4); // write length
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
|
|
|
|
{$IFDEF PS_USESSUPPORT}
|
|
function FindMainProc: Cardinal;
|
|
var
|
|
l: Longint;
|
|
Proc : TPSInternalProcedure;
|
|
ProcData : tbtString;
|
|
Calls : Integer;
|
|
|
|
procedure WriteProc(const aData: Longint);
|
|
var
|
|
l: Longint;
|
|
begin
|
|
ProcData := ProcData + Chr(cm_c);
|
|
l := Length(ProcData);
|
|
SetLength(ProcData, l + 4);
|
|
Move(aData, ProcData[l + 1], 4);
|
|
inc(Calls);
|
|
end;
|
|
begin
|
|
ProcData := ''; Calls := 1;
|
|
for l := 0 to FUnitInits.Count-1 do
|
|
if (FUnitInits[l] <> nil) and
|
|
(TPSBlockInfo(FUnitInits[l]).Proc.Data<>'') then
|
|
WriteProc(TPSBlockInfo(FUnitInits[l]).FProcNo);
|
|
|
|
WriteProc(FGlobalBlock.FProcNo);
|
|
|
|
for l := FUnitFinits.Count-1 downto 0 do
|
|
if (FUnitFinits[l] <> nil) and
|
|
(TPSBlockInfo(FUnitFinits[l]).Proc.Data<>'') then
|
|
WriteProc(TPSBlockInfo(FUnitFinits[l]).FProcNo);
|
|
|
|
if Calls = 1 then begin
|
|
Result := FGlobalBlock.FProcNo;
|
|
end else
|
|
begin
|
|
Proc := NewProc('Master proc', '!MASTERPROC');
|
|
Result := FindProc('!MASTERPROC');
|
|
Proc.data := Procdata + Chr(cm_R);
|
|
end;
|
|
end;
|
|
{$ELSE}
|
|
function FindMainProc: Cardinal;
|
|
var
|
|
l: Longint;
|
|
begin
|
|
for l := 0 to FProcs.Count - 1 do
|
|
begin
|
|
if (TPSProcedure(FProcs[l]).ClassType = TPSInternalProcedure) and
|
|
(TPSInternalProcedure(FProcs[l]).Name = PSMainProcName) then
|
|
begin
|
|
Result := l;
|
|
exit;
|
|
end;
|
|
end;
|
|
Result := InvalidVal;
|
|
end;
|
|
{$ENDIF}
|
|
|
|
procedure CreateDebugData;
|
|
var
|
|
I: Longint;
|
|
p: TPSProcedure;
|
|
pv: TPSVar;
|
|
s: tbtString;
|
|
begin
|
|
s := #0;
|
|
for I := 0 to FProcs.Count - 1 do
|
|
begin
|
|
p := FProcs[I];
|
|
if p.ClassType = TPSInternalProcedure then
|
|
begin
|
|
if TPSInternalProcedure(p).Name = PSMainProcName then
|
|
s := s + #1
|
|
else
|
|
s := s + TPSInternalProcedure(p).OriginalName + #1;
|
|
end
|
|
else
|
|
begin
|
|
s := s+ TPSExternalProcedure(p).RegProc.OrgName + #1;
|
|
end;
|
|
end;
|
|
s := s + #0#1;
|
|
for I := 0 to FVars.Count - 1 do
|
|
begin
|
|
pv := FVars[I];
|
|
s := s + pv.OrgName + #1;
|
|
end;
|
|
s := s + #0;
|
|
WriteDebugData(s);
|
|
end;
|
|
|
|
var //nvds
|
|
MainProc : Cardinal; //nvds
|
|
|
|
begin
|
|
if @FOnBeforeOutput <> nil then
|
|
begin
|
|
if not FOnBeforeOutput(Self) then
|
|
begin
|
|
Result := false;
|
|
exit;
|
|
end;
|
|
end;
|
|
MainProc := FindMainProc; //NvdS (need it here becose FindMainProc can create a New proc.
|
|
CreateDebugData;
|
|
WriteLong(PSValidHeader);
|
|
WriteLong(PSCurrentBuildNo);
|
|
WriteLong(FCurrUsedTypeNo);
|
|
WriteLong(FProcs.Count);
|
|
WriteLong(FVars.Count);
|
|
WriteLong(MainProc); //nvds
|
|
WriteLong(0);
|
|
WriteTypes;
|
|
WriteProcs;
|
|
WriteVars;
|
|
WriteProcs2;
|
|
|
|
Result := true;
|
|
end;
|
|
|
|
function CheckExports: Boolean;
|
|
var
|
|
i: Longint;
|
|
p: TPSProcedure;
|
|
begin
|
|
if @FOnExportCheck = nil then
|
|
begin
|
|
result := true;
|
|
exit;
|
|
end;
|
|
for i := 0 to FProcs.Count -1 do
|
|
begin
|
|
p := FProcs[I];
|
|
if p.ClassType = TPSInternalProcedure then
|
|
begin
|
|
if not FOnExportCheck(Self, TPSInternalProcedure(p), MakeDecl(TPSInternalProcedure(p).Decl)) then
|
|
begin
|
|
Result := false;
|
|
exit;
|
|
end;
|
|
end;
|
|
end;
|
|
Result := True;
|
|
end;
|
|
function DoConstBlock: Boolean;
|
|
var
|
|
COrgName: tbtString;
|
|
CTemp, CValue: PIFRVariant;
|
|
Cp: TPSConstant;
|
|
TokenPos, TokenRow, TokenCol: Integer;
|
|
begin
|
|
FParser.Next;
|
|
repeat
|
|
if FParser.CurrTokenID <> CSTI_Identifier then
|
|
begin
|
|
MakeError('', ecIdentifierExpected, '');
|
|
Result := False;
|
|
Exit;
|
|
end;
|
|
TokenPos := FParser.CurrTokenPos;
|
|
TokenRow := FParser.Row;
|
|
TokenCol := FParser.Col;
|
|
COrgName := FParser.OriginalToken;
|
|
if IsDuplicate(FastUpperCase(COrgName), [dcVars, dcProcs, dcConsts]) then
|
|
begin
|
|
MakeError('', ecDuplicateIdentifier, COrgName);
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
if FParser.CurrTokenID <> CSTI_Equal then
|
|
begin
|
|
MakeError('', ecIsExpected, '');
|
|
Result := False;
|
|
Exit;
|
|
end;
|
|
FParser.Next;
|
|
CValue := ReadConstant(FParser, CSTI_SemiColon);
|
|
if CValue = nil then
|
|
begin
|
|
Result := False;
|
|
Exit;
|
|
end;
|
|
if FParser.CurrTokenID <> CSTI_Semicolon then
|
|
begin
|
|
MakeError('', ecSemicolonExpected, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
cp := TPSConstant.Create;
|
|
cp.Orgname := COrgName;
|
|
cp.Name := FastUpperCase(COrgName);
|
|
{$IFDEF PS_USESSUPPORT}
|
|
cp.DeclareUnit:=fModule;
|
|
{$ENDIF}
|
|
cp.DeclarePos := TokenPos;
|
|
cp.DeclareRow := TokenRow;
|
|
cp.DeclareCol := TokenCol;
|
|
New(CTemp);
|
|
InitializeVariant(CTemp, CValue.FType);
|
|
CopyVariantContents(cvalue, CTemp);
|
|
cp.Value := CTemp;
|
|
FConstants.Add(cp);
|
|
DisposeVariant(CValue);
|
|
FParser.Next;
|
|
until FParser.CurrTokenId <> CSTI_Identifier;
|
|
Result := True;
|
|
end;
|
|
|
|
function ProcessUses: Boolean;
|
|
var
|
|
{$IFNDEF PS_USESSUPPORT}
|
|
FUses: TIfStringList;
|
|
{$ENDIF}
|
|
I: Longint;
|
|
s: tbtString;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
Parse: Boolean;
|
|
ParseUnit: tbtString;
|
|
ParserPos: TPSPascalParser;
|
|
{$ENDIF}
|
|
begin
|
|
FParser.Next;
|
|
{$IFNDEF PS_USESSUPPORT}
|
|
FUses := TIfStringList.Create;
|
|
FUses.Add('SYSTEM');
|
|
{$ENDIF}
|
|
repeat
|
|
if FParser.CurrTokenID <> CSTI_Identifier then
|
|
begin
|
|
MakeError('', ecIdentifierExpected, '');
|
|
{$IFNDEF PS_USESSUPPORT}
|
|
FUses.Free;
|
|
{$ENDIF}
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
s := FParser.GetToken;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
Parse:=true;
|
|
{$ENDIF}
|
|
for i := 0 to FUses.Count -1 do
|
|
begin
|
|
if FUses[I] = s then
|
|
begin
|
|
{$IFNDEF PS_USESSUPPORT}
|
|
MakeError('', ecDuplicateIdentifier, s);
|
|
FUses.Free;
|
|
Result := False;
|
|
exit;
|
|
{$ELSE}
|
|
Parse:=false;
|
|
{$ENDIF}
|
|
end;
|
|
end;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
if fUnits.GetUnit(S).HasUses(fModule) then
|
|
begin
|
|
MakeError('', ecCrossReference, s);
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
|
|
fUnit.AddUses(S);
|
|
|
|
if Parse then
|
|
begin
|
|
{$ENDIF}
|
|
FUses.Add(s);
|
|
if @FOnUses <> nil then
|
|
begin
|
|
try
|
|
{$IFDEF PS_USESSUPPORT}
|
|
OldFileName:=fModule;
|
|
fModule:=FParser.OriginalToken;
|
|
ParseUnit:=FParser.OriginalToken;
|
|
ParserPos:=FParser;
|
|
{$ENDIF}
|
|
if not OnUses(Self, FParser.GetToken) then
|
|
begin
|
|
{$IFNDEF PS_USESSUPPORT}
|
|
FUses.Free;
|
|
{$ELSE}
|
|
FParser:=ParserPos;
|
|
fModule:=OldFileName;
|
|
MakeError(OldFileName, ecUnitNotFoundOrContainsErrors, ParseUnit);
|
|
{$ENDIF}
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
fModule:=OldFileName;
|
|
{$ENDIF}
|
|
except
|
|
on e: Exception do
|
|
begin
|
|
MakeError('', ecCustomError, tbtstring(e.Message));
|
|
{$IFNDEF PS_USESSUPPORT}
|
|
FUses.Free;
|
|
{$ENDIF}
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
end;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
end;
|
|
{$ENDIF}
|
|
FParser.Next;
|
|
if FParser.CurrTokenID = CSTI_Semicolon then break
|
|
else if FParser.CurrTokenId <> CSTI_Comma then
|
|
begin
|
|
MakeError('', ecSemicolonExpected, '');
|
|
Result := False;
|
|
{$IFNDEF PS_USESSUPPORT}
|
|
FUses.Free;
|
|
{$ENDIF}
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
until False;
|
|
{$IFNDEF PS_USESSUPPORT}
|
|
FUses.Free;
|
|
{$ENDIF}
|
|
FParser.next;
|
|
Result := True;
|
|
end;
|
|
|
|
var
|
|
Proc: TPSProcedure;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
Block : TPSBlockInfo; //nvds
|
|
{$ENDIF}
|
|
begin
|
|
Result := False;
|
|
FWithCount := -1;
|
|
|
|
{$IFDEF PS_USESSUPPORT}
|
|
if fInCompile=0 then
|
|
begin
|
|
{$ENDIF}
|
|
FUnitName := '';
|
|
FCurrUsedTypeNo := 0;
|
|
FIsUnit := False;
|
|
Clear;
|
|
FParserHadError := False;
|
|
FParser.SetText(s);
|
|
FAttributeTypes := TPSList.Create;
|
|
FProcs := TPSList.Create;
|
|
FConstants := TPSList.Create;
|
|
FVars := TPSList.Create;
|
|
FTypes := TPSList.Create;
|
|
FRegProcs := TPSList.Create;
|
|
FClasses := TPSList.Create;
|
|
|
|
{$IFDEF PS_USESSUPPORT}
|
|
FUnitInits := TPSList.Create; //nvds
|
|
FUnitFinits:= TPSList.Create; //nvds
|
|
|
|
FUses:=TIFStringList.Create;
|
|
FUnits:=TPSUnitList.Create;
|
|
{$ENDIF}
|
|
{$IFNDEF PS_NOINTERFACES} FInterfaces := TPSList.Create;{$ENDIF}
|
|
|
|
FGlobalBlock := TPSBlockInfo.Create(nil);
|
|
FGlobalBlock.SubType := tMainBegin;
|
|
|
|
FGlobalBlock.Proc := NewProc(PSMainProcNameOrg, PSMainProcName);
|
|
FGlobalBlock.ProcNo := FindProc(PSMainProcName);
|
|
|
|
{$IFDEF PS_USESSUPPORT}
|
|
OldFileName:=fModule;
|
|
fModule:='System';
|
|
FUses.Add('SYSTEM');
|
|
{$ENDIF}
|
|
{$IFNDEF PS_NOSTANDARDTYPES}
|
|
DefineStandardTypes;
|
|
DefineStandardProcedures;
|
|
{$ENDIF}
|
|
if @FOnUses <> nil then
|
|
begin
|
|
try
|
|
if not OnUses(Self, 'SYSTEM') then
|
|
begin
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
except
|
|
on e: Exception do
|
|
begin
|
|
MakeError('', ecCustomError, tbtstring(e.Message));
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
end;
|
|
end;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
fModule:=OldFileName;
|
|
OldParser:=nil;
|
|
OldUnit:=nil;
|
|
OldIsUnit:=false; // defaults
|
|
end
|
|
else
|
|
begin
|
|
OldParser:=FParser;
|
|
OldIsUnit:=FIsUnit;
|
|
OldUnit:=fUnit;
|
|
FParser:=TPSPascalParser.Create;
|
|
FParser.SetText(s);
|
|
end;
|
|
|
|
fUnit:=fUnits.GetUnit(fModule);
|
|
|
|
inc(fInCompile);
|
|
{$ENDIF}
|
|
|
|
Position := csStart;
|
|
repeat
|
|
if FParser.CurrTokenId = CSTI_EOF then
|
|
begin
|
|
if FParserHadError then
|
|
begin
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
if FAllowNoEnd then
|
|
Break
|
|
else
|
|
begin
|
|
MakeError('', ecUnexpectedEndOfFile, '');
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
end;
|
|
if (FParser.CurrTokenId = CSTII_Program) and (Position = csStart) then
|
|
begin
|
|
{$IFDEF PS_USESSUPPORT}
|
|
if fInCompile>1 then
|
|
begin
|
|
MakeError('', ecNotAllowed, 'program');
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
{$ENDIF}
|
|
Position := csProgram;
|
|
FParser.Next;
|
|
if FParser.CurrTokenId <> CSTI_Identifier then
|
|
begin
|
|
MakeError('', ecIdentifierExpected, '');
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
if FParser.CurrTokenId <> CSTI_Semicolon then
|
|
begin
|
|
MakeError('', ecSemicolonExpected, '');
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
end else
|
|
if (Fparser.CurrTokenID = CSTII_Implementation) and ((Position = csinterface) or (position = csInterfaceUses)) then
|
|
begin
|
|
Position := csImplementation;
|
|
FParser.Next;
|
|
end else
|
|
if (Fparser.CurrTokenID = CSTII_Interface) and (Position = csUnit) then
|
|
begin
|
|
Position := csInterface;
|
|
FParser.Next;
|
|
end else
|
|
if (FParser.CurrTokenId = CSTII_Unit) and (Position = csStart) and (FAllowUnit) then
|
|
begin
|
|
Position := csUnit;
|
|
FIsUnit := True;
|
|
FParser.Next;
|
|
if FParser.CurrTokenId <> CSTI_Identifier then
|
|
begin
|
|
MakeError('', ecIdentifierExpected, '');
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
if fInCompile = 1 then
|
|
FUnitName := FParser.OriginalToken;
|
|
FParser.Next;
|
|
if FParser.CurrTokenId <> CSTI_Semicolon then
|
|
begin
|
|
MakeError('', ecSemicolonExpected, '');
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
end
|
|
else if (FParser.CurrTokenID = CSTII_Uses) and ((Position < csuses) or (Position = csInterface)) then
|
|
begin
|
|
if (Position = csInterface) or (Position =csInterfaceUses)
|
|
then Position := csInterfaceUses
|
|
else Position := csUses;
|
|
if not ProcessUses then
|
|
begin
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
end else if (FParser.CurrTokenId = CSTII_Procedure) or
|
|
(FParser.CurrTokenId = CSTII_Function) or (FParser.CurrTokenID = CSTI_OpenBlock) then
|
|
begin
|
|
if (Position = csInterface) or (position = csInterfaceUses) then
|
|
begin
|
|
if not ProcessFunction(True, nil) then
|
|
begin
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
end else begin
|
|
Position := csUses;
|
|
if not ProcessFunction(False, nil) then
|
|
begin
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
end;
|
|
end
|
|
else if (FParser.CurrTokenId = CSTII_Label) then
|
|
begin
|
|
if (Position = csInterface) or (Position =csInterfaceUses)
|
|
then Position := csInterfaceUses
|
|
else Position := csUses;
|
|
if not ProcessLabel(FGlobalBlock.Proc) then
|
|
begin
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
end
|
|
else if (FParser.CurrTokenId = CSTII_Var) then
|
|
begin
|
|
if (Position = csInterface) or (Position =csInterfaceUses)
|
|
then Position := csInterfaceUses
|
|
else Position := csUses;
|
|
if not DoVarBlock(nil) then
|
|
begin
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
end
|
|
else if (FParser.CurrTokenId = CSTII_Const) then
|
|
begin
|
|
if (Position = csInterface) or (Position =csInterfaceUses)
|
|
then Position := csInterfaceUses
|
|
else Position := csUses;
|
|
if not DoConstBlock then
|
|
begin
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
end
|
|
else if (FParser.CurrTokenId = CSTII_Type) then
|
|
begin
|
|
if (Position = csInterface) or (Position =csInterfaceUses)
|
|
then Position := csInterfaceUses
|
|
else Position := csUses;
|
|
if not DoTypeBlock(FParser) then
|
|
begin
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
end
|
|
else if (FParser.CurrTokenId = CSTII_Begin)
|
|
{$IFDEF PS_USESSUPPORT}
|
|
or ((FParser.CurrTokenID = CSTII_initialization) and FIsUnit) {$ENDIF} then //nvds
|
|
begin
|
|
{$IFDEF PS_USESSUPPORT}
|
|
if FIsUnit then
|
|
begin
|
|
Block := TPSBlockInfo.Create(nil); //nvds
|
|
Block.SubType := tUnitInit; //nvds
|
|
Block.Proc := NewProc(PSMainProcNameOrg+'_'+fModule, FastUpperCase(PSMainProcName+'_'+fModule)); //nvds
|
|
Block.ProcNo := FindProc(PSMainProcName+'_'+fModule); //nvds
|
|
Block.Proc.DeclareUnit:= fModule;
|
|
Block.Proc.DeclarePos := FParser.CurrTokenPos;
|
|
Block.Proc.DeclareRow := FParser.Row;
|
|
Block.Proc.DeclareCol := FParser.Col;
|
|
Block.Proc.Use;
|
|
FUnitInits.Add(Block);
|
|
if ProcessSub(Block) then
|
|
begin
|
|
if (Fparser.CurrTokenId = CSTI_EOF) THEN break;
|
|
end
|
|
else
|
|
begin
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
end
|
|
else
|
|
begin
|
|
FGlobalBlock.Proc.DeclareUnit:= fModule;
|
|
{$ENDIF}
|
|
FGlobalBlock.Proc.DeclarePos := FParser.CurrTokenPos;
|
|
FGlobalBlock.Proc.DeclareRow := FParser.Row;
|
|
FGlobalBlock.Proc.DeclareCol := FParser.Col;
|
|
if ProcessSub(FGlobalBlock) then
|
|
begin
|
|
break;
|
|
end
|
|
else
|
|
begin
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
end;
|
|
{$ENDIF}
|
|
end
|
|
{$IFDEF PS_USESSUPPORT}
|
|
else if ((FParser.CurrTokenID = CSTII_finalization) and FIsUnit) then //NvdS
|
|
begin
|
|
Block := TPSBlockInfo.Create(nil);
|
|
Block.SubType := tUnitFinish;
|
|
Block.Proc := NewProc('!Finish_'+fModule, '!FINISH_'+FastUppercase(fModule));
|
|
Block.ProcNo := FindProc('!FINISH_'+FastUppercase(fModule));
|
|
Block.Proc.DeclareUnit:= fModule;
|
|
|
|
Block.Proc.DeclarePos := FParser.CurrTokenPos;
|
|
Block.Proc.DeclareRow := FParser.Row;
|
|
Block.Proc.DeclareCol := FParser.Col;
|
|
Block.Proc.use;
|
|
FUnitFinits.Add(Block);
|
|
if ProcessSub(Block) then
|
|
begin
|
|
break;
|
|
end else begin
|
|
Cleanup;
|
|
Result := False; //Cleanup;
|
|
exit;
|
|
end;
|
|
end
|
|
{$endif}
|
|
else if (Fparser.CurrTokenId = CSTII_End) and (FAllowNoBegin or FIsUnit) then
|
|
begin
|
|
FParser.Next;
|
|
if FParser.CurrTokenID <> CSTI_Period then
|
|
begin
|
|
MakeError('', ecPeriodExpected, '');
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
break;
|
|
end else
|
|
begin
|
|
MakeError('', ecBeginExpected, '');
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
until False;
|
|
|
|
{$IFDEF PS_USESSUPPORT}
|
|
dec(fInCompile);
|
|
if fInCompile=0 then
|
|
begin
|
|
{$ENDIF}
|
|
if not ProcessLabelForwards(FGlobalBlock.Proc) then
|
|
begin
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
// NVDS: Do we need to check here also do a ProcessLabelForwards() for each Initialisation/finalization block?
|
|
|
|
for i := 0 to FProcs.Count -1 do
|
|
begin
|
|
Proc := FProcs[I];
|
|
if (Proc.ClassType = TPSInternalProcedure) and (TPSInternalProcedure(Proc).Forwarded) then
|
|
begin
|
|
with MakeError('', ecUnsatisfiedForward, TPSInternalProcedure(Proc).Name) do
|
|
begin
|
|
FPosition := TPSInternalProcedure(Proc).DeclarePos;
|
|
FRow := TPSInternalProcedure(Proc).DeclareRow;
|
|
FCol := TPSInternalProcedure(Proc).DeclareCol;
|
|
end;
|
|
Cleanup;
|
|
Exit;
|
|
end;
|
|
end;
|
|
if not CheckExports then
|
|
begin
|
|
Cleanup;
|
|
exit;
|
|
end;
|
|
for i := 0 to FVars.Count -1 do
|
|
begin
|
|
if not TPSVar(FVars[I]).Used then
|
|
begin
|
|
with MakeHint({$IFDEF PS_USESSUPPORT}TPSVar(FVars[I]).DeclareUnit{$ELSE}''{$ENDIF}, ehVariableNotUsed, TPSVar(FVars[I]).Name) do
|
|
begin
|
|
FPosition := TPSVar(FVars[I]).DeclarePos;
|
|
FRow := TPSVar(FVars[I]).DeclareRow;
|
|
FCol := TPSVar(FVars[I]).DeclareCol;
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
Result := MakeOutput;
|
|
Cleanup;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
end
|
|
else
|
|
begin
|
|
fParser.Free;
|
|
fParser:=OldParser;
|
|
fIsUnit:=OldIsUnit;
|
|
fUnit:=OldUnit;
|
|
result:=true;
|
|
end;
|
|
{$ENDIF}
|
|
end;
|
|
|
|
constructor TPSPascalCompiler.Create;
|
|
begin
|
|
inherited Create;
|
|
FParser := TPSPascalParser.Create;
|
|
FParser.OnParserError := ParserError;
|
|
FAutoFreeList := TPSList.Create;
|
|
FOutput := '';
|
|
{$IFDEF PS_USESSUPPORT}
|
|
FAllowUnit := true;
|
|
{$ENDIF}
|
|
FMessages := TPSList.Create;
|
|
end;
|
|
|
|
destructor TPSPascalCompiler.Destroy;
|
|
begin
|
|
Clear;
|
|
FAutoFreeList.Free;
|
|
|
|
FMessages.Free;
|
|
FParser.Free;
|
|
inherited Destroy;
|
|
end;
|
|
|
|
function TPSPascalCompiler.GetOutput(var s: tbtString): Boolean;
|
|
begin
|
|
if Length(FOutput) <> 0 then
|
|
begin
|
|
s := FOutput;
|
|
Result := True;
|
|
end
|
|
else
|
|
Result := False;
|
|
end;
|
|
|
|
function TPSPascalCompiler.GetMsg(l: Longint): TPSPascalCompilerMessage;
|
|
begin
|
|
Result := FMessages[l];
|
|
end;
|
|
|
|
function TPSPascalCompiler.GetMsgCount: Longint;
|
|
begin
|
|
Result := FMessages.Count;
|
|
end;
|
|
|
|
procedure TPSPascalCompiler.DefineStandardTypes;
|
|
var
|
|
i: Longint;
|
|
begin
|
|
AddType('Byte', btU8);
|
|
FDefaultBoolType := AddTypeS('Boolean', '(False, True)');
|
|
FDefaultBoolType.ExportName := True;
|
|
with TPSEnumType(AddType('LongBool', btEnum)) do
|
|
begin
|
|
HighValue := 2147483647; // make sure it's gonna be a 4 byte var
|
|
end;
|
|
with TPSEnumType(AddType('WordBool', btEnum)) do
|
|
begin
|
|
HighValue := 65535; // make sure it's gonna be a 2 byte var
|
|
end;
|
|
with TPSEnumType(AddType('ByteBool', btEnum)) do
|
|
begin
|
|
HighValue := 255; // make sure it's gonna be a 1 byte var
|
|
end;
|
|
//following 2 IFDEFs should actually be UNICODE IFDEFs...
|
|
AddType({$IFDEF PS_PANSICHAR}'AnsiChar'{$ELSE}'Char'{$ENDIF}, btChar);
|
|
{$IFDEF PS_PANSICHAR}
|
|
AddType('Char', btWideChar);
|
|
{$ENDIF}
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
AddType('WideChar', btWideChar);
|
|
AddType('WideString', btWideString);
|
|
AddType('UnicodeString', btUnicodeString);
|
|
{$ENDIF}
|
|
AddType('AnsiString', btString);
|
|
{$IFDEF DELPHI2009UP}
|
|
AddType('String', btUnicodeString);
|
|
ADdType('NativeString', btUnicodeString);
|
|
{$ELSE}
|
|
AddType('String', btString);
|
|
AddType('NativeString', btString);
|
|
{$ENDIF}
|
|
FAnyString := AddType('AnyString', btString);
|
|
AddType('ShortInt', btS8);
|
|
AddType('Word', btU16);
|
|
AddType('SmallInt', btS16);
|
|
AddType('LongInt', btS32);
|
|
at2ut(AddType('___Pointer', btPointer));
|
|
AddType('LongWord', btU32);
|
|
AddTypeCopyN('Integer', 'LONGINT');
|
|
AddTypeCopyN('Cardinal', 'LONGWORD');
|
|
AddType('tbtString', btString);
|
|
{$IFNDEF PS_NOINT64}
|
|
AddType('Int64', btS64);
|
|
{$ENDIF}
|
|
AddType('Single', btSingle);
|
|
AddType('Double', btDouble);
|
|
AddType('Extended', btExtended);
|
|
AddType('Currency', btCurrency);
|
|
AddType({$IFDEF PS_PANSICHAR}'PAnsiChar'{$ELSE}'PChar'{$ENDIF}, btPChar);
|
|
AddType('Variant', btVariant);
|
|
AddType('!NotificationVariant', btNotificationVariant);
|
|
for i := FTypes.Count -1 downto 0 do AT2UT(FTypes[i]);
|
|
TPSArrayType(AddType('TVariantArray', btArray)).ArrayTypeNo := FindType('VARIANT');
|
|
|
|
with AddFunction('function Assigned(I: Longint): Boolean;') do
|
|
begin
|
|
Name := '!ASSIGNED';
|
|
end;
|
|
|
|
with AddFunction('procedure _T(Name: tbtString; v: Variant);') do
|
|
begin
|
|
Name := '!NOTIFICATIONVARIANTSET';
|
|
end;
|
|
with AddFunction('function _T(Name: tbtString): Variant;') do
|
|
begin
|
|
Name := '!NOTIFICATIONVARIANTGET';
|
|
end;
|
|
end;
|
|
|
|
|
|
function TPSPascalCompiler.FindType(const Name: tbtString): TPSType;
|
|
var
|
|
i, n: Longint;
|
|
RName: tbtString;
|
|
begin
|
|
if FProcs = nil then begin Result := nil; exit;end;
|
|
RName := Fastuppercase(Name);
|
|
n := makehash(rname);
|
|
for i := FTypes.Count - 1 downto 0 do
|
|
begin
|
|
Result := FTypes.Data[I];
|
|
if (Result.NameHash = n) and (Result.name = rname) then
|
|
begin
|
|
Result := GetTypeCopyLink(Result);
|
|
exit;
|
|
end;
|
|
end;
|
|
result := nil;
|
|
end;
|
|
|
|
function TPSPascalCompiler.AddConstant(const Name: tbtString; FType: TPSType): TPSConstant;
|
|
var
|
|
pc: TPSConstant;
|
|
val: PIfRVariant;
|
|
begin
|
|
if FProcs = nil then raise EPSCompilerException.Create(RPS_OnUseEventOnly);
|
|
|
|
FType := GetTypeCopyLink(FType);
|
|
if FType = nil then
|
|
Raise EPSCompilerException.CreateFmt(RPS_UnableToRegisterConst, [name]);
|
|
pc := TPSConstant.Create;
|
|
pc.OrgName := name;
|
|
pc.Name := FastUppercase(name);
|
|
pc.DeclarePos:=InvalidVal;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
pc.DeclareUnit:=fModule;
|
|
{$ENDIF}
|
|
New(Val);
|
|
InitializeVariant(Val, FType);
|
|
pc.Value := Val;
|
|
FConstants.Add(pc);
|
|
result := pc;
|
|
end;
|
|
|
|
function TPSPascalCompiler.ReadAttributes(Dest: TPSAttributes): Boolean;
|
|
var
|
|
Att: TPSAttributeType;
|
|
at: TPSAttribute;
|
|
varp: PIfRVariant;
|
|
h, i: Longint;
|
|
s: tbtString;
|
|
begin
|
|
if FParser.CurrTokenID <> CSTI_OpenBlock then begin Result := true; exit; end;
|
|
FParser.Next;
|
|
if FParser.CurrTokenID <> CSTI_Identifier then
|
|
begin
|
|
MakeError('', ecIdentifierExpected, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
s := FParser.GetToken;
|
|
h := MakeHash(s);
|
|
att := nil;
|
|
for i := FAttributeTypes.count -1 downto 0 do
|
|
begin
|
|
att := FAttributeTypes[i];
|
|
if (att.FNameHash = h) and (att.FName = s) then
|
|
Break;
|
|
att := nil;
|
|
end;
|
|
if att = nil then
|
|
begin
|
|
MakeError('', ecUnknownIdentifier, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
i := 0;
|
|
at := Dest.Add(att);
|
|
while att.Fields[i].Hidden do
|
|
begin
|
|
at.AddValue(NewVariant(at2ut(att.Fields[i].FieldType)));
|
|
inc(i);
|
|
end;
|
|
if FParser.CurrTokenId <> CSTI_OpenRound then
|
|
begin
|
|
MakeError('', ecOpenRoundExpected, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
if i < Att.FieldCount then
|
|
begin
|
|
while i < att.FieldCount do
|
|
begin
|
|
varp := ReadConstant(FParser, CSTI_CloseRound);
|
|
if varp = nil then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
at.AddValue(varp);
|
|
if not IsCompatibleType(varp.FType, Att.Fields[i].FieldType, False) then
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
Inc(i);
|
|
while (i < Att.FieldCount) and (att.Fields[i].Hidden) do
|
|
begin
|
|
at.AddValue(NewVariant(at2ut(att.Fields[i].FieldType)));
|
|
inc(i);
|
|
end;
|
|
if i >= Att.FieldCount then
|
|
begin
|
|
break;
|
|
end else
|
|
begin
|
|
if FParser.CurrTokenID <> CSTI_Comma then
|
|
begin
|
|
MakeError('', ecCommaExpected, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
FParser.Next;
|
|
end;
|
|
end;
|
|
if FParser.CurrTokenID <> CSTI_CloseRound then
|
|
begin
|
|
MakeError('', ecCloseRoundExpected, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
if FParser.CurrTokenID <> CSTI_CloseBlock then
|
|
begin
|
|
MakeError('', ecCloseBlockExpected, '');
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
Result := True;
|
|
end;
|
|
|
|
type
|
|
TConstOperation = class(TObject)
|
|
private
|
|
FDeclPosition, FDeclRow, FDeclCol: Cardinal;
|
|
public
|
|
property DeclPosition: Cardinal read FDeclPosition write FDeclPosition;
|
|
property DeclRow: Cardinal read FDeclRow write FDeclRow;
|
|
property DeclCol: Cardinal read FDeclCol write FDeclCol;
|
|
procedure SetPos(Parser: TPSPascalParser);
|
|
end;
|
|
|
|
TUnConstOperation = class(TConstOperation)
|
|
private
|
|
FOpType: TPSUnOperatorType;
|
|
FVal1: TConstOperation;
|
|
public
|
|
property OpType: TPSUnOperatorType read FOpType write FOpType;
|
|
property Val1: TConstOperation read FVal1 write FVal1;
|
|
|
|
destructor Destroy; override;
|
|
end;
|
|
|
|
TBinConstOperation = class(TConstOperation)
|
|
private
|
|
FOpType: TPSBinOperatorType;
|
|
FVal2: TConstOperation;
|
|
FVal1: TConstOperation;
|
|
public
|
|
property OpType: TPSBinOperatorType read FOpType write FOpType;
|
|
property Val1: TConstOperation read FVal1 write FVal1;
|
|
property Val2: TConstOperation read FVal2 write FVal2;
|
|
|
|
destructor Destroy; override;
|
|
end;
|
|
|
|
TConstData = class(TConstOperation)
|
|
private
|
|
FData: PIfRVariant;
|
|
public
|
|
property Data: PIfRVariant read FData write FData;
|
|
destructor Destroy; override;
|
|
end;
|
|
|
|
|
|
function TPSPascalCompiler.IsBoolean(aType: TPSType): Boolean;
|
|
begin
|
|
Result := (AType = FDefaultBoolType)
|
|
or (AType.Name = 'LONGBOOL')
|
|
or (AType.Name = 'WORDBOOL')
|
|
or (AType.Name = 'BYTEBOOL');
|
|
end;
|
|
|
|
|
|
function TPSPascalCompiler.ReadConstant(FParser: TPSPascalParser; StopOn: TPSPasToken): PIfRVariant;
|
|
|
|
function ReadExpression: TConstOperation; forward;
|
|
function ReadTerm: TConstOperation; forward;
|
|
function ReadFactor: TConstOperation;
|
|
var
|
|
NewVar: TConstOperation;
|
|
NewVarU: TUnConstOperation;
|
|
function GetConstantIdentifier: PIfRVariant;
|
|
var
|
|
s: tbtString;
|
|
sh: Longint;
|
|
i: Longint;
|
|
p: TPSConstant;
|
|
begin
|
|
s := FParser.GetToken;
|
|
sh := MakeHash(s);
|
|
for i := FConstants.Count -1 downto 0 do
|
|
begin
|
|
p := FConstants[I];
|
|
if (p.NameHash = sh) and (p.Name = s) then
|
|
begin
|
|
New(Result);
|
|
InitializeVariant(Result, p.Value.FType);
|
|
CopyVariantContents(P.Value, Result);
|
|
FParser.Next;
|
|
exit;
|
|
end;
|
|
end;
|
|
MakeError('', ecUnknownIdentifier, '');
|
|
Result := nil;
|
|
end;
|
|
begin
|
|
case fParser.CurrTokenID of
|
|
CSTII_Not:
|
|
begin
|
|
FParser.Next;
|
|
NewVar := ReadFactor;
|
|
if NewVar = nil then
|
|
begin
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
NewVarU := TUnConstOperation.Create;
|
|
NewVarU.OpType := otNot;
|
|
NewVarU.Val1 := NewVar;
|
|
NewVar := NewVarU;
|
|
end;
|
|
CSTI_Minus:
|
|
begin
|
|
FParser.Next;
|
|
NewVar := ReadTerm;
|
|
if NewVar = nil then
|
|
begin
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
NewVarU := TUnConstOperation.Create;
|
|
NewVarU.OpType := otMinus;
|
|
NewVarU.Val1 := NewVar;
|
|
NewVar := NewVarU;
|
|
end;
|
|
CSTI_OpenRound:
|
|
begin
|
|
FParser.Next;
|
|
NewVar := ReadExpression;
|
|
if NewVar = nil then
|
|
begin
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
if FParser.CurrTokenId <> CSTI_CloseRound then
|
|
begin
|
|
NewVar.Free;
|
|
Result := nil;
|
|
MakeError('', ecCloseRoundExpected, '');
|
|
exit;
|
|
end;
|
|
FParser.Next;
|
|
end;
|
|
CSTI_Char, CSTI_String:
|
|
begin
|
|
NewVar := TConstData.Create;
|
|
NewVar.SetPos(FParser);
|
|
TConstData(NewVar).Data := ReadString;
|
|
end;
|
|
CSTI_HexInt, CSTI_Integer:
|
|
begin
|
|
NewVar := TConstData.Create;
|
|
NewVar.SetPos(FParser);
|
|
TConstData(NewVar).Data := ReadInteger(FParser.GetToken);
|
|
FParser.Next;
|
|
end;
|
|
CSTI_Real:
|
|
begin
|
|
NewVar := TConstData.Create;
|
|
NewVar.SetPos(FParser);
|
|
TConstData(NewVar).Data := ReadReal(FParser.GetToken);
|
|
FParser.Next;
|
|
end;
|
|
CSTI_Identifier:
|
|
begin
|
|
NewVar := TConstData.Create;
|
|
NewVar.SetPos(FParser);
|
|
TConstData(NewVar).Data := GetConstantIdentifier;
|
|
if TConstData(NewVar).Data = nil then
|
|
begin
|
|
NewVar.Free;
|
|
Result := nil;
|
|
exit;
|
|
end
|
|
end;
|
|
else
|
|
begin
|
|
MakeError('', ecSyntaxError, '');
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
end; {case}
|
|
Result := NewVar;
|
|
end; // ReadFactor
|
|
|
|
function ReadTerm: TConstOperation;
|
|
var
|
|
F1, F2: TConstOperation;
|
|
F: TBinConstOperation;
|
|
Token: TPSPasToken;
|
|
Op: TPSBinOperatorType;
|
|
begin
|
|
F1 := ReadFactor;
|
|
if F1 = nil then
|
|
begin
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
while FParser.CurrTokenID in [CSTI_Multiply, CSTI_Divide, CSTII_Div, CSTII_Mod, CSTII_And, CSTII_Shl, CSTII_Shr] do
|
|
begin
|
|
Token := FParser.CurrTokenID;
|
|
FParser.Next;
|
|
F2 := ReadFactor;
|
|
if f2 = nil then
|
|
begin
|
|
f1.Free;
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
case Token of
|
|
CSTI_Multiply: Op := otMul;
|
|
CSTI_Divide: Op := otDiv;
|
|
CSTII_Div: Op := otIntDiv;
|
|
CSTII_mod: Op := otMod;
|
|
CSTII_and: Op := otAnd;
|
|
CSTII_shl: Op := otShl;
|
|
CSTII_shr: Op := otShr;
|
|
else
|
|
Op := otAdd;
|
|
end;
|
|
F := TBinConstOperation.Create;
|
|
f.Val1 := F1;
|
|
f.Val2 := F2;
|
|
f.OpType := Op;
|
|
f1 := f;
|
|
end;
|
|
Result := F1;
|
|
end; // ReadTerm
|
|
|
|
function ReadSimpleExpression: TConstOperation;
|
|
var
|
|
F1, F2: TConstOperation;
|
|
F: TBinConstOperation;
|
|
Token: TPSPasToken;
|
|
Op: TPSBinOperatorType;
|
|
begin
|
|
F1 := ReadTerm;
|
|
if F1 = nil then
|
|
begin
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
while FParser.CurrTokenID in [CSTI_Plus, CSTI_Minus, CSTII_Or, CSTII_Xor] do
|
|
begin
|
|
Token := FParser.CurrTokenID;
|
|
FParser.Next;
|
|
F2 := ReadTerm;
|
|
if f2 = nil then
|
|
begin
|
|
f1.Free;
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
case Token of
|
|
CSTI_Plus: Op := otAdd;
|
|
CSTI_Minus: Op := otSub;
|
|
CSTII_or: Op := otOr;
|
|
CSTII_xor: Op := otXor;
|
|
else
|
|
Op := otAdd;
|
|
end;
|
|
F := TBinConstOperation.Create;
|
|
f.Val1 := F1;
|
|
f.Val2 := F2;
|
|
f.OpType := Op;
|
|
f1 := f;
|
|
end;
|
|
Result := F1;
|
|
end; // ReadSimpleExpression
|
|
|
|
|
|
function ReadExpression: TConstOperation;
|
|
var
|
|
F1, F2: TConstOperation;
|
|
F: TBinConstOperation;
|
|
Token: TPSPasToken;
|
|
Op: TPSBinOperatorType;
|
|
begin
|
|
F1 := ReadSimpleExpression;
|
|
if F1 = nil then
|
|
begin
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
while FParser.CurrTokenID in [ CSTI_GreaterEqual, CSTI_LessEqual, CSTI_Greater, CSTI_Less, CSTI_Equal, CSTI_NotEqual] do
|
|
begin
|
|
Token := FParser.CurrTokenID;
|
|
FParser.Next;
|
|
F2 := ReadSimpleExpression;
|
|
if f2 = nil then
|
|
begin
|
|
f1.Free;
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
case Token of
|
|
CSTI_GreaterEqual: Op := otGreaterEqual;
|
|
CSTI_LessEqual: Op := otLessEqual;
|
|
CSTI_Greater: Op := otGreater;
|
|
CSTI_Less: Op := otLess;
|
|
CSTI_Equal: Op := otEqual;
|
|
CSTI_NotEqual: Op := otNotEqual;
|
|
else
|
|
Op := otAdd;
|
|
end;
|
|
F := TBinConstOperation.Create;
|
|
f.Val1 := F1;
|
|
f.Val2 := F2;
|
|
f.OpType := Op;
|
|
f1 := f;
|
|
end;
|
|
Result := F1;
|
|
end; // ReadExpression
|
|
|
|
|
|
function EvalConst(P: TConstOperation): PIfRVariant;
|
|
var
|
|
p1, p2: PIfRVariant;
|
|
begin
|
|
if p is TBinConstOperation then
|
|
begin
|
|
p1 := EvalConst(TBinConstOperation(p).Val1);
|
|
if p1 = nil then begin Result := nil; exit; end;
|
|
p2 := EvalConst(TBinConstOperation(p).Val2);
|
|
if p2 = nil then begin DisposeVariant(p1); Result := nil; exit; end;
|
|
if not PreCalc(False, 0, p1, 0, p2, TBinConstOperation(p).OpType, p.DeclPosition, p.DeclRow, p.DeclCol) then
|
|
begin
|
|
DisposeVariant(p1);
|
|
DisposeVariant(p2);
|
|
// MakeError('', ecTypeMismatch, '');
|
|
result := nil;
|
|
exit;
|
|
end;
|
|
DisposeVariant(p2);
|
|
Result := p1;
|
|
end else if p is TUnConstOperation then
|
|
begin
|
|
with TUnConstOperation(P) do
|
|
begin
|
|
p1 := EvalConst(Val1);
|
|
case OpType of
|
|
otNot:
|
|
case p1.FType.BaseType of
|
|
btU8: p1.tu8 := not p1.tu8;
|
|
btU16: p1.tu16 := not p1.tu16;
|
|
btU32: p1.tu32 := not p1.tu32;
|
|
bts8: p1.ts8 := not p1.ts8;
|
|
bts16: p1.ts16 := not p1.ts16;
|
|
bts32: p1.ts32 := not p1.ts32;
|
|
{$IFNDEF PS_NOINT64}
|
|
bts64: p1.ts64 := not p1.ts64;
|
|
{$ENDIF}
|
|
else
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
DisposeVariant(p1);
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
end;
|
|
otMinus:
|
|
case p1.FType.BaseType of
|
|
btU8: p1.tu8 := -p1.tu8;
|
|
btU16: p1.tu16 := -p1.tu16;
|
|
btU32: p1.tu32 := -p1.tu32;
|
|
bts8: p1.ts8 := -p1.ts8;
|
|
bts16: p1.ts16 := -p1.ts16;
|
|
bts32: p1.ts32 := -p1.ts32;
|
|
{$IFNDEF PS_NOINT64}
|
|
bts64: p1.ts64 := -p1.ts64;
|
|
{$ENDIF}
|
|
btDouble: p1.tdouble := - p1.tDouble;
|
|
btSingle: p1.tsingle := - p1.tsingle;
|
|
btCurrency: p1.tcurrency := - p1.tcurrency;
|
|
btExtended: p1.textended := - p1.textended;
|
|
else
|
|
begin
|
|
MakeError('', ecTypeMismatch, '');
|
|
DisposeVariant(p1);
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
end;
|
|
else
|
|
begin
|
|
DisposeVariant(p1);
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
end;
|
|
end;
|
|
Result := p1;
|
|
end else
|
|
begin
|
|
if ((p as TConstData).Data.FType.BaseType = btString)
|
|
and (length(tbtstring((p as TConstData).Data.tstring)) =1) then
|
|
begin
|
|
New(p1);
|
|
InitializeVariant(p1, FindBaseType(btChar));
|
|
p1.tchar := tbtstring((p as TConstData).Data.tstring)[1];
|
|
Result := p1;
|
|
end else begin
|
|
New(p1);
|
|
InitializeVariant(p1, (p as TConstData).Data.FType);
|
|
CopyVariantContents((p as TConstData).Data, p1);
|
|
Result := p1;
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
var
|
|
Val: TConstOperation;
|
|
begin
|
|
Val := ReadExpression;
|
|
if val = nil then
|
|
begin
|
|
Result := nil;
|
|
exit;
|
|
end;
|
|
Result := EvalConst(Val);
|
|
Val.Free;
|
|
end;
|
|
|
|
procedure TPSPascalCompiler.WriteDebugData(const s: tbtString);
|
|
begin
|
|
FDebugOutput := FDebugOutput + s;
|
|
end;
|
|
|
|
function TPSPascalCompiler.GetDebugOutput(var s: tbtString): Boolean;
|
|
begin
|
|
if Length(FDebugOutput) <> 0 then
|
|
begin
|
|
s := FDebugOutput;
|
|
Result := True;
|
|
end
|
|
else
|
|
Result := False;
|
|
end;
|
|
|
|
function TPSPascalCompiler.AddUsedFunction(var Proc: TPSInternalProcedure): Cardinal;
|
|
begin
|
|
if FProcs = nil then raise EPSCompilerException.Create(RPS_OnUseEventOnly);
|
|
Proc := TPSInternalProcedure.Create;
|
|
FProcs.Add(Proc);
|
|
Result := FProcs.Count - 1;
|
|
end;
|
|
|
|
{$IFNDEF PS_NOINTERFACES}
|
|
const
|
|
IUnknown_Guid: TGuid = (D1: 0; d2: 0; d3: 0; d4: ($c0,00,00,00,00,00,00,$46));
|
|
IDispatch_Guid: Tguid = (D1: $20400; D2: $0; D3: $0; D4:($C0, $0, $0, $0, $0, $0, $0, $46));
|
|
{$ENDIF}
|
|
|
|
procedure TPSPascalCompiler.DefineStandardProcedures;
|
|
var
|
|
p: TPSRegProc;
|
|
begin
|
|
{$IFNDEF PS_NOINT64}
|
|
AddFunction('function IntToStr(i: Int64): String;');
|
|
{$ELSE}
|
|
AddFunction('function IntTostr(i: Integer): String;');
|
|
{$ENDIF}
|
|
AddFunction('function StrToInt(s: String): Longint;');
|
|
AddFunction('function StrToIntDef(s: String; def: Longint): Longint;');
|
|
AddFunction('function Copy(s: AnyString; iFrom, iCount: Longint): AnyString;');
|
|
AddFunction('function Pos(SubStr, S: AnyString): Longint;');
|
|
AddFunction('procedure Delete(var s: AnyString; ifrom, icount: Longint);');
|
|
AddFunction('procedure Insert(s: AnyString; var s2: AnyString; iPos: Longint);');
|
|
p := AddFunction('function GetArrayLength: integer;');
|
|
with P.Decl.AddParam do
|
|
begin
|
|
OrgName := 'arr';
|
|
Mode := pmInOut;
|
|
end;
|
|
p := AddFunction('procedure SetArrayLength;');
|
|
with P.Decl.AddParam do
|
|
begin
|
|
OrgName := 'arr';
|
|
Mode := pmInOut;
|
|
end;
|
|
with P.Decl.AddParam do
|
|
begin
|
|
OrgName := 'count';
|
|
aType := FindBaseType(btS32);
|
|
end;
|
|
AddFunction('Function StrGet(var S : String; I : Integer) : Char;');
|
|
AddFunction('Function StrGet2(S : String; I : Integer) : Char;');
|
|
AddFunction('procedure StrSet(c : Char; I : Integer; var s : String);');
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
AddFunction('Function WStrGet(var S : AnyString; I : Integer) : WideChar;');
|
|
AddFunction('procedure WStrSet(c : AnyString; I : Integer; var s : AnyString);');
|
|
{$ENDIF}
|
|
AddDelphiFunction('Function VarArrayGet(var S : Variant; I : Integer) : Variant;');
|
|
AddDelphiFunction('procedure VarArraySet(c : Variant; I : Integer; var s : Variant);');
|
|
AddFunction('Function AnsiUppercase(s : String) : String;');
|
|
AddFunction('Function AnsiLowercase(s : String) : String;');
|
|
AddFunction('Function Uppercase(s : AnyString) : AnyString;');
|
|
AddFunction('Function Lowercase(s : AnyString) : AnyString;');
|
|
AddFunction('Function Trim(s : AnyString) : AnyString;');
|
|
AddFunction('function Length: Integer;').Decl.AddParam.OrgName:='s';
|
|
with AddFunction('procedure SetLength;').Decl do
|
|
begin
|
|
with AddParam do
|
|
begin
|
|
OrgName:='s';
|
|
Mode:=pmInOut;
|
|
end;
|
|
with AddParam do
|
|
begin
|
|
OrgName:='NewLength';
|
|
aType:=FindBaseType(btS32); //Integer
|
|
end;
|
|
end;
|
|
{$IFNDEF PS_NOINT64}
|
|
AddFunction('function Low: Int64;').Decl.AddParam.OrgName:='x';
|
|
AddFunction('function High: Int64;').Decl.AddParam.OrgName:='x';
|
|
{$ELSE}
|
|
AddFunction('function Low: Integer;').Decl.AddParam.OrgName:='x';
|
|
AddFunction('function High: Integer;').Decl.AddParam.OrgName:='x';
|
|
{$ENDIF}
|
|
with AddFunction('procedure Dec;').Decl do begin
|
|
with AddParam do
|
|
begin
|
|
OrgName:='x';
|
|
Mode:=pmInOut;
|
|
end;
|
|
end;
|
|
with AddFunction('procedure Inc;').Decl do begin
|
|
with AddParam do
|
|
begin
|
|
OrgName:='x';
|
|
Mode:=pmInOut;
|
|
end;
|
|
end;
|
|
AddFunction('Function Sin(e : Extended) : Extended;');
|
|
AddFunction('Function Cos(e : Extended) : Extended;');
|
|
AddFunction('Function Sqrt(e : Extended) : Extended;');
|
|
AddFunction('Function Round(e : Extended) : Longint;');
|
|
AddFunction('Function Trunc(e : Extended) : Longint;');
|
|
AddFunction('Function Int(e : Extended) : Extended;');
|
|
AddFunction('Function Pi : Extended;');
|
|
AddFunction('Function Abs(e : Extended) : Extended;');
|
|
AddFunction('function StrToFloat(s: String): Extended;');
|
|
AddFunction('Function FloatToStr(e : Extended) : String;');
|
|
AddFunction('Function Padl(s : AnyString;I : longInt) : AnyString;');
|
|
AddFunction('Function Padr(s : AnyString;I : longInt) : AnyString;');
|
|
AddFunction('Function Padz(s : AnyString;I : longInt) : AnyString;');
|
|
AddFunction('Function Replicate(c : char;I : longInt) : String;');
|
|
AddFunction('Function StringOfChar(c : char;I : longInt) : String;');
|
|
AddTypeS('TVarType', 'Word');
|
|
AddConstantN('varEmpty', 'Word').Value.tu16 := varempty;
|
|
AddConstantN('varNull', 'Word').Value.tu16 := varnull;
|
|
AddConstantN('varSmallInt', 'Word').Value.tu16 := varsmallint;
|
|
AddConstantN('varInteger', 'Word').Value.tu16 := varinteger;
|
|
AddConstantN('varSingle', 'Word').Value.tu16 := varsingle;
|
|
AddConstantN('varDouble', 'Word').Value.tu16 := vardouble;
|
|
AddConstantN('varCurrency', 'Word').Value.tu16 := varcurrency;
|
|
AddConstantN('varDate', 'Word').Value.tu16 := vardate;
|
|
AddConstantN('varOleStr', 'Word').Value.tu16 := varolestr;
|
|
AddConstantN('varDispatch', 'Word').Value.tu16 := vardispatch;
|
|
AddConstantN('varError', 'Word').Value.tu16 := varerror;
|
|
AddConstantN('varBoolean', 'Word').Value.tu16 := varboolean;
|
|
AddConstantN('varVariant', 'Word').Value.tu16 := varvariant;
|
|
AddConstantN('varUnknown', 'Word').Value.tu16 := varunknown;
|
|
{$IFDEF DELPHI6UP}
|
|
AddConstantN('varShortInt', 'Word').Value.tu16 := varshortint;
|
|
AddConstantN('varByte', 'Word').Value.tu16 := varbyte;
|
|
AddConstantN('varWord', 'Word').Value.tu16 := varword;
|
|
AddConstantN('varLongWord', 'Word').Value.tu16 := varlongword;
|
|
AddConstantN('varInt64', 'Word').Value.tu16 := varint64;
|
|
{$ENDIF}
|
|
{$IFDEF DELPHI5UP}
|
|
AddConstantN('varStrArg', 'Word').Value.tu16 := varstrarg;
|
|
AddConstantN('varAny', 'Word').Value.tu16 := varany;
|
|
{$ENDIF}
|
|
AddConstantN('varString', 'Word').Value.tu16 := varstring;
|
|
AddConstantN('varTypeMask', 'Word').Value.tu16 := vartypemask;
|
|
AddConstantN('varArray', 'Word').Value.tu16 := vararray;
|
|
AddConstantN('varByRef', 'Word').Value.tu16 := varByRef;
|
|
{$IFDEF UNICODE}
|
|
AddConstantN('varUString', 'Word').Value.tu16 := varUString;
|
|
{$ENDIF}
|
|
AddDelphiFunction('function Unassigned: Variant;');
|
|
AddDelphiFunction('function VarIsEmpty(const V: Variant): Boolean;');
|
|
AddDelphiFunction('function Null: Variant;');
|
|
AddDelphiFunction('function VarIsNull(const V: Variant): Boolean;');
|
|
AddDelphiFunction('function VarType(const V: Variant): TVarType;');
|
|
addTypeS('TIFException', '(ErNoError, erCannotImport, erInvalidType, ErInternalError, '+
|
|
'erInvalidHeader, erInvalidOpcode, erInvalidOpcodeParameter, erNoMainProc, erOutOfGlobalVarsRange, '+
|
|
'erOutOfProcRange, ErOutOfRange, erOutOfStackRange, ErTypeMismatch, erUnexpectedEof, '+
|
|
'erVersionError, ErDivideByZero, ErMathError,erCouldNotCallProc, erOutofRecordRange, '+
|
|
'erOutOfMemory, erException, erNullPointerException, erNullVariantError, erInterfaceNotSupported, erCustomError)');
|
|
AddFunction('procedure RaiseLastException;');
|
|
AddFunction('procedure RaiseException(Ex: TIFException; Param: String);');
|
|
AddFunction('function ExceptionType: TIFException;');
|
|
AddFunction('function ExceptionParam: String;');
|
|
AddFunction('function ExceptionProc: Cardinal;');
|
|
AddFunction('function ExceptionPos: Cardinal;');
|
|
AddFunction('function ExceptionToString(er: TIFException; Param: String): String;');
|
|
{$IFNDEF PS_NOINT64}
|
|
AddFunction('function StrToInt64(s: String): int64;');
|
|
AddFunction('function Int64ToStr(i: Int64): String;');
|
|
{$ENDIF}
|
|
|
|
with AddFunction('function SizeOf: Longint;').Decl.AddParam do
|
|
begin
|
|
OrgName := 'Data';
|
|
end;
|
|
{$IFNDEF PS_NOINTERFACES}
|
|
with AddInterface(nil, IUnknown_Guid, 'IUnknown') do
|
|
begin
|
|
RegisterDummyMethod; // Query Interface
|
|
RegisterDummyMethod; // _AddRef
|
|
RegisterDummyMethod; // _Release
|
|
end;
|
|
with AddInterface(nil, IUnknown_Guid, 'IInterface') do
|
|
begin
|
|
RegisterDummyMethod; // Query Interface
|
|
RegisterDummyMethod; // _AddRef
|
|
RegisterDummyMethod; // _Release
|
|
end;
|
|
|
|
{$IFNDEF PS_NOIDISPATCH}
|
|
with AddInterface(FindInterface('IUnknown'), IDispatch_Guid, 'IDispatch') do
|
|
begin
|
|
RegisterDummyMethod; // GetTypeCount
|
|
RegisterDummyMethod; // GetTypeInfo
|
|
RegisterDummyMethod; // GetIdsOfName
|
|
RegisterDummyMethod; // Invoke
|
|
end;
|
|
with TPSInterfaceType(FindType('IDispatch')) do
|
|
begin
|
|
ExportName := True;
|
|
end;
|
|
AddDelphiFunction('function IDispatchInvoke(Self: IDispatch; PropertySet: Boolean; const Name: String; Par: array of variant): variant;');
|
|
{$ENDIF}
|
|
{$ENDIF}
|
|
end;
|
|
|
|
function TPSPascalCompiler.GetTypeCount: Longint;
|
|
begin
|
|
if FProcs = nil then raise EPSCompilerException.Create(RPS_OnUseEventOnly);
|
|
Result := FTypes.Count;
|
|
end;
|
|
|
|
function TPSPascalCompiler.GetType(I: Longint): TPSType;
|
|
begin
|
|
if FProcs = nil then raise EPSCompilerException.Create(RPS_OnUseEventOnly);
|
|
Result := FTypes[I];
|
|
end;
|
|
|
|
function TPSPascalCompiler.GetVarCount: Longint;
|
|
begin
|
|
if FProcs = nil then raise EPSCompilerException.Create(RPS_OnUseEventOnly);
|
|
Result := FVars.Count;
|
|
end;
|
|
|
|
function TPSPascalCompiler.GetVar(I: Longint): TPSVar;
|
|
begin
|
|
if FProcs = nil then raise EPSCompilerException.Create(RPS_OnUseEventOnly);
|
|
Result := FVars[i];
|
|
end;
|
|
|
|
function TPSPascalCompiler.GetProcCount: Longint;
|
|
begin
|
|
if FProcs = nil then raise EPSCompilerException.Create(RPS_OnUseEventOnly);
|
|
Result := FProcs.Count;
|
|
end;
|
|
|
|
function TPSPascalCompiler.GetProc(I: Longint): TPSProcedure;
|
|
begin
|
|
if FProcs = nil then raise EPSCompilerException.Create(RPS_OnUseEventOnly);
|
|
Result := FProcs[i];
|
|
end;
|
|
|
|
|
|
|
|
|
|
function TPSPascalCompiler.AddUsedFunction2(var Proc: TPSExternalProcedure): Cardinal;
|
|
begin
|
|
if FProcs = nil then raise EPSCompilerException.Create(RPS_OnUseEventOnly);
|
|
Proc := TPSExternalProcedure.Create;
|
|
FProcs.Add(Proc);
|
|
Result := FProcs.Count -1;
|
|
end;
|
|
|
|
function TPSPascalCompiler.AddVariable(const Name: tbtString; FType: TPSType): TPSVar;
|
|
var
|
|
P: TPSVar;
|
|
s:tbtString;
|
|
begin
|
|
if FProcs = nil then raise EPSCompilerException.Create(RPS_OnUseEventOnly);
|
|
if FType = nil then raise EPSCompilerException.CreateFmt(RPS_InvalidTypeForVar, [Name]);
|
|
s := Fastuppercase(Name);
|
|
if IsDuplicate(s,[dcVars]) then raise EPSCompilerException.CreateFmt(RPS_DuplicateIdent, [Name]);
|
|
|
|
p := TPSVar.Create;
|
|
p.OrgName := Name;
|
|
p.Name := s;
|
|
p.FType := AT2UT(FType);
|
|
p.exportname := p.Name;
|
|
FVars.Add(p);
|
|
Result := P;
|
|
end;
|
|
|
|
function TPSPascalCompiler.AddAttributeType: TPSAttributeType;
|
|
begin
|
|
if FAttributeTypes = nil then Raise Exception.Create(RPS_OnUseEventOnly);
|
|
Result := TPSAttributeType.Create;
|
|
FAttributeTypes.Add(Result);
|
|
end;
|
|
|
|
function TPSPascalCompiler.FindAttributeType(const Name: tbtString): TPSAttributeType;
|
|
var
|
|
h, i: Integer;
|
|
n: tbtString;
|
|
begin
|
|
if FAttributeTypes = nil then Raise Exception.Create(RPS_OnUseEventOnly);
|
|
n := FastUpperCase(Name);
|
|
h := MakeHash(n);
|
|
for i := FAttributeTypes.Count -1 downto 0 do
|
|
begin
|
|
result := TPSAttributeType(FAttributeTypes[i]);
|
|
if (Result.NameHash = h) and (Result.Name = n) then
|
|
exit;
|
|
end;
|
|
result := nil;
|
|
end;
|
|
function TPSPascalCompiler.GetConstCount: Longint;
|
|
begin
|
|
if FProcs = nil then raise EPSCompilerException.Create(RPS_OnUseEventOnly);
|
|
result := FConstants.Count;
|
|
end;
|
|
|
|
function TPSPascalCompiler.GetConst(I: Longint): TPSConstant;
|
|
begin
|
|
if FProcs = nil then raise EPSCompilerException.Create(RPS_OnUseEventOnly);
|
|
Result := TPSConstant(FConstants[i]);
|
|
end;
|
|
|
|
function TPSPascalCompiler.GetRegProcCount: Longint;
|
|
begin
|
|
if FProcs = nil then raise EPSCompilerException.Create(RPS_OnUseEventOnly);
|
|
Result := FRegProcs.Count;
|
|
end;
|
|
|
|
function TPSPascalCompiler.GetRegProc(I: Longint): TPSRegProc;
|
|
begin
|
|
if FProcs = nil then raise EPSCompilerException.Create(RPS_OnUseEventOnly);
|
|
Result := TPSRegProc(FRegProcs[i]);
|
|
end;
|
|
|
|
|
|
procedure TPSPascalCompiler.AddToFreeList(Obj: TObject);
|
|
begin
|
|
FAutoFreeList.Add(Obj);
|
|
end;
|
|
|
|
function TPSPascalCompiler.AddConstantN(const Name,
|
|
FType: tbtString): TPSConstant;
|
|
begin
|
|
Result := AddConstant(Name, FindType(FType));
|
|
end;
|
|
|
|
function TPSPascalCompiler.AddTypeCopy(const Name: tbtString;
|
|
TypeNo: TPSType): TPSType;
|
|
begin
|
|
if FProcs = nil then raise EPSCompilerException.Create(RPS_OnUseEventOnly);
|
|
TypeNo := GetTypeCopyLink(TypeNo);
|
|
if Typeno = nil then raise EPSCompilerException.Create(RPS_InvalidType);
|
|
Result := AddType(Name, BtTypeCopy);
|
|
TPSTypeLink(Result).LinkTypeNo := TypeNo;
|
|
end;
|
|
|
|
function TPSPascalCompiler.AddTypeCopyN(const Name,
|
|
FType: tbtString): TPSType;
|
|
begin
|
|
Result := AddTypeCopy(Name, FindType(FType));
|
|
end;
|
|
|
|
|
|
function TPSPascalCompiler.AddUsedVariable(const Name: tbtString;
|
|
FType: TPSType): TPSVar;
|
|
begin
|
|
Result := AddVariable(Name, FType);
|
|
if Result <> nil then
|
|
Result.Use;
|
|
end;
|
|
|
|
function TPSPascalCompiler.AddUsedVariableN(const Name,
|
|
FType: tbtString): TPSVar;
|
|
begin
|
|
Result := AddVariable(Name, FindType(FType));
|
|
if Result <> nil then
|
|
Result.Use;
|
|
end;
|
|
|
|
function TPSPascalCompiler.AddVariableN(const Name,
|
|
FType: tbtString): TPSVar;
|
|
begin
|
|
Result := AddVariable(Name, FindType(FType));
|
|
end;
|
|
|
|
function TPSPascalCompiler.AddUsedPtrVariable(const Name: tbtString; FType: TPSType): TPSVar;
|
|
begin
|
|
Result := AddVariable(Name, FType);
|
|
if Result <> nil then
|
|
begin
|
|
result.SaveAsPointer := True;
|
|
Result.Use;
|
|
end;
|
|
end;
|
|
|
|
function TPSPascalCompiler.AddUsedPtrVariableN(const Name, FType: tbtString): TPSVar;
|
|
begin
|
|
Result := AddVariable(Name, FindType(FType));
|
|
if Result <> nil then
|
|
begin
|
|
result.SaveAsPointer := True;
|
|
Result.Use;
|
|
end;
|
|
end;
|
|
|
|
function TPSPascalCompiler.AddTypeS(const Name, Decl: tbtString): TPSType;
|
|
var
|
|
Parser: TPSPascalParser;
|
|
begin
|
|
if FProcs = nil then raise EPSCompilerException.Create(RPS_OnUseEventOnly);
|
|
Parser := TPSPascalParser.Create;
|
|
Parser.SetText(Decl);
|
|
Result := ReadType(Name, Parser);
|
|
if Result<>nil then
|
|
begin
|
|
Result.DeclarePos:=InvalidVal;
|
|
{$IFDEF PS_USESSUPPORT}
|
|
Result.DeclareUnit:=fModule;
|
|
{$ENDIF}
|
|
Result.DeclareRow:=0;
|
|
Result.DeclareCol:=0;
|
|
end;
|
|
Parser.Free;
|
|
if result = nil then Raise EPSCompilerException.CreateFmt(RPS_UnableToRegisterType, [name]);
|
|
end;
|
|
|
|
|
|
function TPSPascalCompiler.CheckCompatProc(P: TPSType; ProcNo: Cardinal): Boolean;
|
|
var
|
|
i: Longint;
|
|
s1, s2: TPSParametersDecl;
|
|
begin
|
|
if p.BaseType <> btProcPtr then begin
|
|
Result := False;
|
|
Exit;
|
|
end;
|
|
|
|
S1 := TPSProceduralType(p).ProcDef;
|
|
|
|
if TPSProcedure(FProcs[ProcNo]).ClassType = TPSInternalProcedure then
|
|
s2 := TPSInternalProcedure(FProcs[ProcNo]).Decl
|
|
else
|
|
s2 := TPSExternalProcedure(FProcs[ProcNo]).RegProc.Decl;
|
|
if (s1.Result <> s2.Result) or (s1.ParamCount <> s2.ParamCount) then
|
|
begin
|
|
Result := False;
|
|
Exit;
|
|
end;
|
|
for i := 0 to s1.ParamCount -1 do
|
|
begin
|
|
if (s1.Params[i].Mode <> s2.Params[i].Mode) or (s1.Params[i].aType <> s2.Params[i].aType) then
|
|
begin
|
|
Result := False;
|
|
Exit;
|
|
end;
|
|
end;
|
|
Result := True;
|
|
end;
|
|
|
|
function TPSPascalCompiler.MakeExportDecl(decl: TPSParametersDecl): tbtString;
|
|
var
|
|
i: Longint;
|
|
begin
|
|
if Decl.Result = nil then result := '-1' else
|
|
result := IntToStr(Decl.Result.FinalTypeNo);
|
|
|
|
for i := 0 to decl.ParamCount -1 do
|
|
begin
|
|
if decl.GetParam(i).Mode = pmIn then
|
|
Result := Result + ' @'
|
|
else
|
|
Result := Result + ' !';
|
|
Result := Result + inttostr(decl.GetParam(i).aType.FinalTypeNo);
|
|
end;
|
|
end;
|
|
|
|
|
|
function TPSPascalCompiler.IsIntBoolType(aType: TPSType): Boolean;
|
|
begin
|
|
if Isboolean(aType) then begin Result := True; exit;end;
|
|
|
|
case aType.BaseType of
|
|
btU8, btS8, btU16, btS16, btU32, btS32{$IFNDEF PS_NOINT64}, btS64{$ENDIF}: Result := True;
|
|
else
|
|
Result := False;
|
|
end;
|
|
end;
|
|
|
|
|
|
procedure TPSPascalCompiler.ParserError(Parser: TObject;
|
|
Kind: TPSParserErrorKind);
|
|
begin
|
|
FParserHadError := True;
|
|
case Kind of
|
|
ICOMMENTERROR: MakeError('', ecCommentError, '');
|
|
ISTRINGERROR: MakeError('', ecStringError, '');
|
|
ICHARERROR: MakeError('', ecCharError, '');
|
|
else
|
|
MakeError('', ecSyntaxError, '');
|
|
end;
|
|
end;
|
|
|
|
|
|
function TPSPascalCompiler.AddDelphiFunction(const Decl: tbtString): TPSRegProc;
|
|
var
|
|
p: TPSRegProc;
|
|
pDecl: TPSParametersDecl;
|
|
DOrgName: tbtString;
|
|
FT: TPMFuncType;
|
|
i: Longint;
|
|
|
|
begin
|
|
pDecl := TPSParametersDecl.Create;
|
|
p := nil;
|
|
try
|
|
if not ParseMethod(Self, '', Decl, DOrgName, pDecl, FT) then
|
|
Raise EPSCompilerException.CreateFmt(RPS_UnableToRegisterFunction, [Decl]);
|
|
|
|
p := TPSRegProc.Create;
|
|
P.Name := FastUppercase(DOrgName);
|
|
p.OrgName := DOrgName;
|
|
p.ExportName := True;
|
|
p.Decl.Assign(pDecl);
|
|
|
|
FRegProcs.Add(p);
|
|
|
|
if pDecl.Result = nil then
|
|
begin
|
|
p.ImportDecl := p.ImportDecl + #0;
|
|
end else
|
|
p.ImportDecl := p.ImportDecl + #1;
|
|
for i := 0 to pDecl.ParamCount -1 do
|
|
begin
|
|
if pDecl.Params[i].Mode <> pmIn then
|
|
p.ImportDecl := p.ImportDecl + #1
|
|
else
|
|
p.ImportDecl := p.ImportDecl + #0;
|
|
end;
|
|
finally
|
|
pDecl.Free;
|
|
end;
|
|
Result := p;
|
|
end;
|
|
|
|
{$IFNDEF PS_NOINTERFACES}
|
|
function TPSPascalCompiler.AddInterface(InheritedFrom: TPSInterface; Guid: TGuid; const Name: tbtString): TPSInterface;
|
|
var
|
|
f: TPSType;
|
|
begin
|
|
if FProcs = nil then raise EPSCompilerException.Create(RPS_OnUseEventOnly);
|
|
f := FindType(Name);
|
|
if (f <> nil) and (f is TPSInterfaceType) then
|
|
begin
|
|
result := TPSInterfaceType(f).Intf;
|
|
Result.Guid := Guid;
|
|
Result.InheritedFrom := InheritedFrom;
|
|
exit;
|
|
end;
|
|
f := AddType(Name, btInterface);
|
|
Result := TPSInterface.Create(Self, InheritedFrom, GUID, FastUppercase(Name), f);
|
|
FInterfaces.Add(Result);
|
|
TPSInterfaceType(f).Intf := Result;
|
|
end;
|
|
|
|
function TPSPascalCompiler.FindInterface(const Name: tbtString): TPSInterface;
|
|
var
|
|
n: tbtString;
|
|
i, nh: Longint;
|
|
begin
|
|
if FProcs = nil then raise EPSCompilerException.Create(RPS_OnUseEventOnly);
|
|
n := FastUpperCase(Name);
|
|
nh := MakeHash(n);
|
|
for i := FInterfaces.Count -1 downto 0 do
|
|
begin
|
|
Result := FInterfaces[i];
|
|
if (Result.NameHash = nh) and (Result.Name = N) then
|
|
exit;
|
|
end;
|
|
raise EPSCompilerException.CreateFmt(RPS_UnknownInterface, [Name]);
|
|
end;
|
|
{$ENDIF}
|
|
function TPSPascalCompiler.AddClass(InheritsFrom: TPSCompileTimeClass; aClass: TClass): TPSCompileTimeClass;
|
|
var
|
|
f: TPSType;
|
|
begin
|
|
if FProcs = nil then raise EPSCompilerException.Create(RPS_OnUseEventOnly);
|
|
Result := FindClass(tbtstring(aClass.ClassName));
|
|
if Result <> nil then exit;
|
|
f := AddType(tbtstring(aClass.ClassName), btClass);
|
|
Result := TPSCompileTimeClass.CreateC(aClass, Self, f);
|
|
Result.FInheritsFrom := InheritsFrom;
|
|
FClasses.Add(Result);
|
|
TPSClassType(f).Cl := Result;
|
|
f.ExportName := True;
|
|
end;
|
|
|
|
function TPSPascalCompiler.AddClassN(InheritsFrom: TPSCompileTimeClass; const aClass: tbtString): TPSCompileTimeClass;
|
|
var
|
|
f: TPSType;
|
|
begin
|
|
if FProcs = nil then raise EPSCompilerException.Create(RPS_OnUseEventOnly);
|
|
Result := FindClass(aClass);
|
|
if Result <> nil then
|
|
begin
|
|
if InheritsFrom <> nil then
|
|
Result.FInheritsFrom := InheritsFrom;
|
|
exit;
|
|
end;
|
|
f := AddType(aClass, btClass);
|
|
Result := TPSCompileTimeClass.Create(FastUppercase(aClass), Self, f);
|
|
TPSClassType(f).Cl := Result;
|
|
Result.FInheritsFrom := InheritsFrom;
|
|
FClasses.Add(Result);
|
|
TPSClassType(f).Cl := Result;
|
|
f.ExportName := True;
|
|
end;
|
|
|
|
function TPSPascalCompiler.FindClass(const aClass: tbtString): TPSCompileTimeClass;
|
|
var
|
|
i: Longint;
|
|
Cl: tbtString;
|
|
H: Longint;
|
|
x: TPSCompileTimeClass;
|
|
begin
|
|
cl := FastUpperCase(aClass);
|
|
H := MakeHash(Cl);
|
|
for i :=0 to FClasses.Count -1 do
|
|
begin
|
|
x := FClasses[I];
|
|
if (X.FClassNameHash = H) and (X.FClassName = Cl) then
|
|
begin
|
|
Result := X;
|
|
Exit;
|
|
end;
|
|
end;
|
|
Result := nil;
|
|
end;
|
|
|
|
|
|
|
|
{ }
|
|
|
|
function TransDoubleToStr(D: Double): tbtString;
|
|
begin
|
|
SetLength(Result, SizeOf(Double));
|
|
Double((@Result[1])^) := D;
|
|
end;
|
|
|
|
function TransSingleToStr(D: Single): tbtString;
|
|
begin
|
|
SetLength(Result, SizeOf(Single));
|
|
Single((@Result[1])^) := D;
|
|
end;
|
|
|
|
function TransExtendedToStr(D: Extended): tbtString;
|
|
begin
|
|
SetLength(Result, SizeOf(Extended));
|
|
Extended((@Result[1])^) := D;
|
|
end;
|
|
|
|
function TransLongintToStr(D: Longint): tbtString;
|
|
begin
|
|
SetLength(Result, SizeOf(Longint));
|
|
Longint((@Result[1])^) := D;
|
|
end;
|
|
|
|
function TransCardinalToStr(D: Cardinal): tbtString;
|
|
begin
|
|
SetLength(Result, SizeOf(Cardinal));
|
|
Cardinal((@Result[1])^) := D;
|
|
end;
|
|
|
|
function TransWordToStr(D: Word): tbtString;
|
|
begin
|
|
SetLength(Result, SizeOf(Word));
|
|
Word((@Result[1])^) := D;
|
|
end;
|
|
|
|
function TransSmallIntToStr(D: SmallInt): tbtString;
|
|
begin
|
|
SetLength(Result, SizeOf(SmallInt));
|
|
SmallInt((@Result[1])^) := D;
|
|
end;
|
|
|
|
function TransByteToStr(D: Byte): tbtString;
|
|
begin
|
|
SetLength(Result, SizeOf(Byte));
|
|
Byte((@Result[1])^) := D;
|
|
end;
|
|
|
|
function TransShortIntToStr(D: ShortInt): tbtString;
|
|
begin
|
|
SetLength(Result, SizeOf(ShortInt));
|
|
ShortInt((@Result[1])^) := D;
|
|
end;
|
|
|
|
function TPSPascalCompiler.GetConstant(const Name: tbtString): TPSConstant;
|
|
var
|
|
h, i: Longint;
|
|
n: tbtString;
|
|
|
|
begin
|
|
n := FastUppercase(name);
|
|
h := MakeHash(n);
|
|
for i := 0 to FConstants.Count -1 do
|
|
begin
|
|
result := TPSConstant(FConstants[i]);
|
|
if (Result.NameHash = h) and (Result.Name = n) then exit;
|
|
end;
|
|
result := nil;
|
|
end;
|
|
|
|
{$IFDEF PS_USESSUPPORT}
|
|
function TPSPascalCompiler.IsInLocalUnitList(s: tbtstring): Boolean;
|
|
begin
|
|
s:=FastUpperCase(s);
|
|
if (s=FastUpperCase(fModule)) or (s='SYSTEM') then
|
|
begin
|
|
result:=true;
|
|
exit;
|
|
end;
|
|
result:=fUnit.HasUses(S);
|
|
end;
|
|
{$ENDIF}
|
|
|
|
{ TPSType }
|
|
|
|
constructor TPSType.Create;
|
|
begin
|
|
inherited Create;
|
|
FAttributes := TPSAttributes.Create;
|
|
FFinalTypeNo := InvalidVal;
|
|
end;
|
|
|
|
destructor TPSType.Destroy;
|
|
begin
|
|
FAttributes.Free;
|
|
inherited Destroy;
|
|
end;
|
|
|
|
procedure TPSType.SetName(const Value: tbtString);
|
|
begin
|
|
FName := Value;
|
|
FNameHash := MakeHash(Value);
|
|
end;
|
|
|
|
procedure TPSType.Use;
|
|
begin
|
|
FUsed := True;
|
|
end;
|
|
|
|
{ TPSRecordType }
|
|
|
|
function TPSRecordType.AddRecVal: PIFPSRecordFieldTypeDef;
|
|
begin
|
|
Result := TPSRecordFieldTypeDef.Create;
|
|
FRecordSubVals.Add(Result);
|
|
end;
|
|
|
|
constructor TPSRecordType.Create;
|
|
begin
|
|
inherited Create;
|
|
FRecordSubVals := TPSList.Create;
|
|
end;
|
|
|
|
destructor TPSRecordType.Destroy;
|
|
var
|
|
i: Longint;
|
|
begin
|
|
for i := FRecordSubVals.Count -1 downto 0 do
|
|
TPSRecordFieldTypeDef(FRecordSubVals[I]).Free;
|
|
FRecordSubVals.Free;
|
|
inherited Destroy;
|
|
end;
|
|
|
|
function TPSRecordType.RecVal(I: Longint): PIFPSRecordFieldTypeDef;
|
|
begin
|
|
Result := FRecordSubVals[I]
|
|
end;
|
|
|
|
function TPSRecordType.RecValCount: Longint;
|
|
begin
|
|
Result := FRecordSubVals.Count;
|
|
end;
|
|
|
|
|
|
{ TPSRegProc }
|
|
|
|
constructor TPSRegProc.Create;
|
|
begin
|
|
inherited Create;
|
|
FDecl := TPSParametersDecl.Create;
|
|
end;
|
|
|
|
destructor TPSRegProc.Destroy;
|
|
begin
|
|
FDecl.Free;
|
|
inherited Destroy;
|
|
end;
|
|
|
|
procedure TPSRegProc.SetName(const Value: tbtString);
|
|
begin
|
|
FName := Value;
|
|
FNameHash := MakeHash(FName);
|
|
end;
|
|
|
|
{ TPSRecordFieldTypeDef }
|
|
|
|
procedure TPSRecordFieldTypeDef.SetFieldOrgName(const Value: tbtString);
|
|
begin
|
|
FFieldOrgName := Value;
|
|
FFieldName := FastUppercase(Value);
|
|
FFieldNameHash := MakeHash(FFieldName);
|
|
end;
|
|
|
|
{ TPSProcVar }
|
|
|
|
procedure TPSProcVar.SetName(const Value: tbtString);
|
|
begin
|
|
FName := Value;
|
|
FNameHash := MakeHash(FName);
|
|
end;
|
|
|
|
procedure TPSProcVar.Use;
|
|
begin
|
|
FUsed := True;
|
|
end;
|
|
|
|
|
|
|
|
{ TPSInternalProcedure }
|
|
|
|
constructor TPSInternalProcedure.Create;
|
|
begin
|
|
inherited Create;
|
|
FProcVars := TPSList.Create;
|
|
FLabels := TIfStringList.Create;
|
|
FGotos := TIfStringList.Create;
|
|
FDecl := TPSParametersDecl.Create;
|
|
end;
|
|
|
|
destructor TPSInternalProcedure.Destroy;
|
|
var
|
|
i: Longint;
|
|
begin
|
|
FDecl.Free;
|
|
for i := FProcVars.Count -1 downto 0 do
|
|
TPSProcVar(FProcVars[I]).Free;
|
|
FProcVars.Free;
|
|
FGotos.Free;
|
|
FLabels.Free;
|
|
inherited Destroy;
|
|
end;
|
|
|
|
procedure TPSInternalProcedure.ResultUse;
|
|
begin
|
|
FResultUsed := True;
|
|
end;
|
|
|
|
procedure TPSInternalProcedure.SetName(const Value: tbtString);
|
|
begin
|
|
FName := Value;
|
|
FNameHash := MakeHash(FName);
|
|
end;
|
|
|
|
procedure TPSInternalProcedure.Use;
|
|
begin
|
|
FUsed := True;
|
|
end;
|
|
|
|
{ TPSProcedure }
|
|
constructor TPSProcedure.Create;
|
|
begin
|
|
inherited Create;
|
|
FAttributes := TPSAttributes.Create;
|
|
end;
|
|
|
|
destructor TPSProcedure.Destroy;
|
|
begin
|
|
FAttributes.Free;
|
|
inherited Destroy;
|
|
end;
|
|
|
|
{ TPSVar }
|
|
|
|
procedure TPSVar.SetName(const Value: tbtString);
|
|
begin
|
|
FName := Value;
|
|
FNameHash := MakeHash(Value);
|
|
end;
|
|
|
|
procedure TPSVar.Use;
|
|
begin
|
|
FUsed := True;
|
|
end;
|
|
|
|
{ TPSConstant }
|
|
|
|
destructor TPSConstant.Destroy;
|
|
begin
|
|
DisposeVariant(Value);
|
|
inherited Destroy;
|
|
end;
|
|
|
|
procedure TPSConstant.SetChar(c: tbtChar);
|
|
begin
|
|
if (FValue <> nil) then
|
|
begin
|
|
case FValue.FType.BaseType of
|
|
btChar: FValue.tchar := c;
|
|
btString: tbtString(FValue.tstring) := c;
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
btWideString: tbtwidestring(FValue.twidestring) := tbtWidestring(c);
|
|
btUnicodeString: tbtUnicodestring(FValue.twidestring) := tbtUnicodestring(c);
|
|
{$ENDIF}
|
|
else
|
|
raise EPSCompilerException.Create(RPS_ConstantValueMismatch);
|
|
end;
|
|
end else
|
|
raise EPSCompilerException.Create(RPS_ConstantValueNotAssigned)
|
|
end;
|
|
|
|
procedure TPSConstant.SetExtended(const Val: Extended);
|
|
begin
|
|
if (FValue <> nil) then
|
|
begin
|
|
case FValue.FType.BaseType of
|
|
btSingle: FValue.tsingle := Val;
|
|
btDouble: FValue.tdouble := Val;
|
|
btExtended: FValue.textended := Val;
|
|
btCurrency: FValue.tcurrency := Val;
|
|
else
|
|
raise EPSCompilerException.Create(RPS_ConstantValueMismatch);
|
|
end;
|
|
end else
|
|
raise EPSCompilerException.Create(RPS_ConstantValueNotAssigned)
|
|
end;
|
|
|
|
procedure TPSConstant.SetInt(const Val: Longint);
|
|
begin
|
|
if (FValue <> nil) then
|
|
begin
|
|
case FValue.FType.BaseType of
|
|
btEnum: FValue.tu32 := Val;
|
|
btU32, btS32: FValue.ts32 := Val;
|
|
btU16, btS16: FValue.ts16 := Val;
|
|
btU8, btS8: FValue.ts8 := Val;
|
|
btSingle: FValue.tsingle := Val;
|
|
btDouble: FValue.tdouble := Val;
|
|
btExtended: FValue.textended := Val;
|
|
btCurrency: FValue.tcurrency := Val;
|
|
{$IFNDEF PS_NOINT64}
|
|
bts64: FValue.ts64 := Val;
|
|
{$ENDIF}
|
|
else
|
|
raise EPSCompilerException.Create(RPS_ConstantValueMismatch);
|
|
end;
|
|
end else
|
|
raise EPSCompilerException.Create(RPS_ConstantValueNotAssigned)
|
|
end;
|
|
{$IFNDEF PS_NOINT64}
|
|
procedure TPSConstant.SetInt64(const Val: Int64);
|
|
begin
|
|
if (FValue <> nil) then
|
|
begin
|
|
case FValue.FType.BaseType of
|
|
btEnum: FValue.tu32 := Val;
|
|
btU32, btS32: FValue.ts32 := Val;
|
|
btU16, btS16: FValue.ts16 := Val;
|
|
btU8, btS8: FValue.ts8 := Val;
|
|
btSingle: FValue.tsingle := Val;
|
|
btDouble: FValue.tdouble := Val;
|
|
btExtended: FValue.textended := Val;
|
|
btCurrency: FValue.tcurrency := Val;
|
|
bts64: FValue.ts64 := Val;
|
|
else
|
|
raise EPSCompilerException.Create(RPS_ConstantValueMismatch);
|
|
end;
|
|
end else
|
|
raise EPSCompilerException.Create(RPS_ConstantValueNotAssigned)
|
|
end;
|
|
{$ENDIF}
|
|
procedure TPSConstant.SetName(const Value: tbtString);
|
|
begin
|
|
FName := Value;
|
|
FNameHash := MakeHash(Value);
|
|
end;
|
|
|
|
|
|
procedure TPSConstant.SetSet(const val);
|
|
begin
|
|
if (FValue <> nil) then
|
|
begin
|
|
case FValue.FType.BaseType of
|
|
btSet:
|
|
begin
|
|
if length(tbtstring(FValue.tstring)) <> TPSSetType(FValue.FType).ByteSize then
|
|
SetLength(tbtstring(FValue.tstring), TPSSetType(FValue.FType).ByteSize);
|
|
Move(Val, FValue.tstring^, TPSSetType(FValue.FType).ByteSize);
|
|
end;
|
|
else
|
|
raise EPSCompilerException.Create(RPS_ConstantValueMismatch);
|
|
end;
|
|
end else
|
|
raise EPSCompilerException.Create(RPS_ConstantValueNotAssigned)
|
|
end;
|
|
|
|
procedure TPSConstant.SetString(const Val: tbtString);
|
|
begin
|
|
if (FValue <> nil) then
|
|
begin
|
|
case FValue.FType.BaseType of
|
|
btChar: FValue.tchar := (Val+#0)[1];
|
|
btString: tbtString(FValue.tstring) := val;
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
btWideChar: FValue.twidechar := WideChar((Val+#0)[1]);
|
|
btWideString: tbtwidestring(FValue.twidestring) := tbtwidestring(val);
|
|
btUnicodeString: tbtunicodestring(FValue.tunistring) := tbtunicodestring(val);
|
|
{$ENDIF}
|
|
else
|
|
raise EPSCompilerException.Create(RPS_ConstantValueMismatch);
|
|
end;
|
|
end else
|
|
raise EPSCompilerException.Create(RPS_ConstantValueNotAssigned)
|
|
end;
|
|
|
|
procedure TPSConstant.SetUInt(const Val: Cardinal);
|
|
begin
|
|
if (FValue <> nil) then
|
|
begin
|
|
case FValue.FType.BaseType of
|
|
btEnum: FValue.tu32 := Val;
|
|
btU32, btS32: FValue.tu32 := Val;
|
|
btU16, btS16: FValue.tu16 := Val;
|
|
btU8, btS8: FValue.tu8 := Val;
|
|
btSingle: FValue.tsingle := Val;
|
|
btDouble: FValue.tdouble := Val;
|
|
btExtended: FValue.textended := Val;
|
|
btCurrency: FValue.tcurrency := Val;
|
|
{$IFNDEF PS_NOINT64}
|
|
bts64: FValue.ts64 := Val;
|
|
{$ENDIF}
|
|
else
|
|
raise EPSCompilerException.Create(RPS_ConstantValueMismatch);
|
|
end;
|
|
end else
|
|
raise EPSCompilerException.Create(RPS_ConstantValueNotAssigned)
|
|
end;
|
|
|
|
{$IFNDEF PS_NOWIDESTRING}
|
|
procedure TPSConstant.SetWideChar(const val: WideChar);
|
|
begin
|
|
if (FValue <> nil) then
|
|
begin
|
|
case FValue.FType.BaseType of
|
|
btString: tbtString(FValue.tstring) := tbtstring(val);
|
|
btWideChar: FValue.twidechar := val;
|
|
btWideString: tbtwidestring(FValue.twidestring) := val;
|
|
btUnicodeString: tbtUnicodestring(FValue.tUniString) := val;
|
|
else
|
|
raise EPSCompilerException.Create(RPS_ConstantValueMismatch);
|
|
end;
|
|
end else
|
|
raise EPSCompilerException.Create(RPS_ConstantValueNotAssigned)
|
|
end;
|
|
|
|
procedure TPSConstant.SetWideString(const val: tbtwidestring);
|
|
begin
|
|
if (FValue <> nil) then
|
|
begin
|
|
case FValue.FType.BaseType of
|
|
btString: tbtString(FValue.tstring) := tbtstring(val);
|
|
btWideString: tbtwidestring(FValue.twidestring) := val;
|
|
btUnicodeString: tbtunicodestring(FValue.tunistring) := val;
|
|
else
|
|
raise EPSCompilerException.Create(RPS_ConstantValueMismatch);
|
|
end;
|
|
end else
|
|
raise EPSCompilerException.Create(RPS_ConstantValueNotAssigned)
|
|
end;
|
|
procedure TPSConstant.SetUnicodeString(const val: tbtunicodestring);
|
|
begin
|
|
if (FValue <> nil) then
|
|
begin
|
|
case FValue.FType.BaseType of
|
|
btString: tbtString(FValue.tstring) := tbtstring(val);
|
|
btWideString: tbtwidestring(FValue.twidestring) := val;
|
|
btUnicodeString: tbtunicodestring(FValue.tunistring) := val;
|
|
else
|
|
raise EPSCompilerException.Create(RPS_ConstantValueMismatch);
|
|
end;
|
|
end else
|
|
raise EPSCompilerException.Create(RPS_ConstantValueNotAssigned)
|
|
end;
|
|
{$ENDIF}
|
|
{ TPSPascalCompilerError }
|
|
|
|
function TPSPascalCompilerError.ErrorType: tbtString;
|
|
begin
|
|
Result := tbtstring(RPS_Error);
|
|
end;
|
|
|
|
function TPSPascalCompilerError.ShortMessageToString: tbtString;
|
|
begin
|
|
case Error of
|
|
ecUnknownIdentifier: Result := tbtstring(Format (RPS_UnknownIdentifier, [Param]));
|
|
ecIdentifierExpected: Result := tbtstring(RPS_IdentifierExpected);
|
|
ecCommentError: Result := tbtstring(RPS_CommentError);
|
|
ecStringError: Result := tbtstring(RPS_StringError);
|
|
ecCharError: Result := tbtstring(RPS_CharError);
|
|
ecSyntaxError: Result := tbtstring(RPS_SyntaxError);
|
|
ecUnexpectedEndOfFile: Result := tbtstring(RPS_EOF);
|
|
ecSemicolonExpected: Result := tbtstring(RPS_SemiColonExpected);
|
|
ecBeginExpected: Result := tbtstring(RPS_BeginExpected);
|
|
ecPeriodExpected: Result := tbtstring(RPS_PeriodExpected);
|
|
ecDuplicateIdentifier: Result := tbtstring(Format (RPS_DuplicateIdent, [Param]));
|
|
ecColonExpected: Result := tbtstring(RPS_ColonExpected);
|
|
ecUnknownType: Result := tbtstring(Format (RPS_UnknownType, [Param]));
|
|
ecCloseRoundExpected: Result := tbtstring(RPS_CloseRoundExpected);
|
|
ecTypeMismatch: Result := tbtstring(RPS_TypeMismatch);
|
|
ecInternalError: Result := tbtstring(Format (RPS_InternalError, [Param]));
|
|
ecAssignmentExpected: Result := tbtstring(RPS_AssignmentExpected);
|
|
ecThenExpected: Result := tbtstring(RPS_ThenExpected);
|
|
ecDoExpected: Result := tbtstring(RPS_DoExpected);
|
|
ecNoResult: Result := tbtstring(RPS_NoResult);
|
|
ecOpenRoundExpected: Result := tbtstring(RPS_OpenRoundExpected);
|
|
ecCommaExpected: Result := tbtstring(RPS_CommaExpected);
|
|
ecToExpected: Result := tbtstring(RPS_ToExpected);
|
|
ecIsExpected: Result := tbtstring(RPS_IsExpected);
|
|
ecOfExpected: Result := tbtstring(RPS_OfExpected);
|
|
ecCloseBlockExpected: Result := tbtstring(RPS_CloseBlockExpected);
|
|
ecVariableExpected: Result := tbtstring(RPS_VariableExpected);
|
|
ecStringExpected: result := tbtstring(RPS_StringExpected);
|
|
ecEndExpected: Result := tbtstring(RPS_EndExpected);
|
|
ecUnSetLabel: Result := tbtstring(Format (RPS_UnSetLabel, [Param]));
|
|
ecNotInLoop: Result := tbtstring(RPS_NotInLoop);
|
|
ecInvalidJump: Result := tbtstring(RPS_InvalidJump);
|
|
ecOpenBlockExpected: Result := tbtstring(RPS_OpenBlockExpected);
|
|
ecWriteOnlyProperty: Result := tbtstring(RPS_WriteOnlyProperty);
|
|
ecReadOnlyProperty: Result := tbtstring(RPS_ReadOnlyProperty);
|
|
ecClassTypeExpected: Result := tbtstring(RPS_ClassTypeExpected);
|
|
ecCustomError: Result := Param;
|
|
ecDivideByZero: Result := tbtstring(RPS_DivideByZero);
|
|
ecMathError: Result := tbtstring(RPS_MathError);
|
|
ecUnsatisfiedForward: Result := tbtstring(Format (RPS_UnsatisfiedForward, [Param]));
|
|
ecForwardParameterMismatch: Result := tbtstring(RPS_ForwardParameterMismatch);
|
|
ecInvalidnumberOfParameters: Result := tbtstring(RPS_InvalidNumberOfParameter);
|
|
{$IFDEF PS_USESSUPPORT}
|
|
ecNotAllowed : Result:=tbtstring(Format(RPS_NotAllowed,[Param]));
|
|
ecUnitNotFoundOrContainsErrors: Result:=tbtstring(Format(RPS_UnitNotFound,[Param]));
|
|
ecCrossReference: Result:=Format(RPS_CrossReference,[Param]);
|
|
{$ENDIF}
|
|
else
|
|
Result := tbtstring(RPS_UnknownError);
|
|
end;
|
|
Result := Result;
|
|
end;
|
|
|
|
|
|
{ TPSPascalCompilerHint }
|
|
|
|
function TPSPascalCompilerHint.ErrorType: tbtString;
|
|
begin
|
|
Result := tbtstring(RPS_Hint);
|
|
end;
|
|
|
|
function TPSPascalCompilerHint.ShortMessageToString: tbtString;
|
|
begin
|
|
case Hint of
|
|
ehVariableNotUsed: Result := tbtstring(Format (RPS_VariableNotUsed, [Param]));
|
|
ehFunctionNotUsed: Result := tbtstring(Format (RPS_FunctionNotUsed, [Param]));
|
|
ehCustomHint: Result := Param;
|
|
else
|
|
Result := tbtstring(RPS_UnknownHint);
|
|
end;
|
|
end;
|
|
|
|
{ TPSPascalCompilerWarning }
|
|
|
|
function TPSPascalCompilerWarning.ErrorType: tbtString;
|
|
begin
|
|
Result := tbtstring(RPS_Warning);
|
|
end;
|
|
|
|
function TPSPascalCompilerWarning.ShortMessageToString: tbtString;
|
|
begin
|
|
case Warning of
|
|
ewCustomWarning: Result := Param;
|
|
ewCalculationAlwaysEvaluatesTo: Result := tbtstring(Format (RPS_CalculationAlwaysEvaluatesTo, [Param]));
|
|
ewIsNotNeeded: Result := tbtstring(Format (RPS_IsNotNeeded, [Param]));
|
|
ewAbstractClass: Result := tbtstring(RPS_AbstractClass);
|
|
else
|
|
Result := tbtstring(RPS_UnknownWarning);
|
|
end;
|
|
end;
|
|
|
|
{ TPSPascalCompilerMessage }
|
|
|
|
function TPSPascalCompilerMessage.MessageToString: tbtString;
|
|
begin
|
|
Result := '['+ErrorType+'] '+FModuleName+'('+IntToStr(FRow)+':'+IntToStr(FCol)+'): '+ShortMessageToString;
|
|
end;
|
|
|
|
procedure TPSPascalCompilerMessage.SetParserPos(Parser: TPSPascalParser);
|
|
begin
|
|
FPosition := Parser.CurrTokenPos;
|
|
FRow := Parser.Row;
|
|
FCol := Parser.Col;
|
|
end;
|
|
|
|
procedure TPSPascalCompilerMessage.SetCustomPos(Pos, Row, Col: Cardinal);
|
|
begin
|
|
FPosition := Pos;
|
|
FRow := Row;
|
|
FCol := Col;
|
|
end;
|
|
|
|
{ TUnConstOperation }
|
|
|
|
destructor TUnConstOperation.Destroy;
|
|
begin
|
|
FVal1.Free;
|
|
inherited Destroy;
|
|
end;
|
|
|
|
|
|
{ TBinConstOperation }
|
|
|
|
destructor TBinConstOperation.Destroy;
|
|
begin
|
|
FVal1.Free;
|
|
FVal2.Free;
|
|
inherited Destroy;
|
|
end;
|
|
|
|
{ TConstData }
|
|
|
|
destructor TConstData.Destroy;
|
|
begin
|
|
DisposeVariant(FData);
|
|
inherited Destroy;
|
|
end;
|
|
|
|
|
|
{ TConstOperation }
|
|
|
|
procedure TConstOperation.SetPos(Parser: TPSPascalParser);
|
|
begin
|
|
FDeclPosition := Parser.CurrTokenPos;
|
|
FDeclRow := Parser.Row;
|
|
FDeclCol := Parser.Col;
|
|
end;
|
|
|
|
{ TPSValue }
|
|
|
|
procedure TPSValue.SetParserPos(P: TPSPascalParser);
|
|
begin
|
|
FPos := P.CurrTokenPos;
|
|
FRow := P.Row;
|
|
FCol := P.Col;
|
|
end;
|
|
|
|
{ TPSValueData }
|
|
|
|
destructor TPSValueData.Destroy;
|
|
begin
|
|
DisposeVariant(FData);
|
|
inherited Destroy;
|
|
end;
|
|
|
|
|
|
{ TPSValueReplace }
|
|
|
|
constructor TPSValueReplace.Create;
|
|
begin
|
|
FFreeNewValue := True;
|
|
FReplaceTimes := 1;
|
|
end;
|
|
|
|
destructor TPSValueReplace.Destroy;
|
|
begin
|
|
if FFreeOldValue then
|
|
FOldValue.Free;
|
|
if FFreeNewValue then
|
|
FNewValue.Free;
|
|
inherited Destroy;
|
|
end;
|
|
|
|
|
|
|
|
{ TPSUnValueOp }
|
|
|
|
destructor TPSUnValueOp.Destroy;
|
|
begin
|
|
FVal1.Free;
|
|
inherited Destroy;
|
|
end;
|
|
|
|
{ TPSBinValueOp }
|
|
|
|
destructor TPSBinValueOp.Destroy;
|
|
begin
|
|
FVal1.Free;
|
|
FVal2.Free;
|
|
inherited Destroy;
|
|
end;
|
|
|
|
|
|
|
|
|
|
{ TPSSubValue }
|
|
|
|
destructor TPSSubValue.Destroy;
|
|
begin
|
|
FSubNo.Free;
|
|
inherited Destroy;
|
|
end;
|
|
|
|
{ TPSValueVar }
|
|
|
|
constructor TPSValueVar.Create;
|
|
begin
|
|
inherited Create;
|
|
FRecItems := TPSList.Create;
|
|
end;
|
|
|
|
destructor TPSValueVar.Destroy;
|
|
var
|
|
i: Longint;
|
|
begin
|
|
for i := 0 to FRecItems.Count -1 do
|
|
begin
|
|
TPSSubItem(FRecItems[I]).Free;
|
|
end;
|
|
FRecItems.Free;
|
|
inherited Destroy;
|
|
end;
|
|
|
|
function TPSValueVar.GetRecCount: Cardinal;
|
|
begin
|
|
Result := FRecItems.Count;
|
|
end;
|
|
|
|
function TPSValueVar.GetRecItem(I: Cardinal): TPSSubItem;
|
|
begin
|
|
Result := FRecItems[I];
|
|
end;
|
|
|
|
function TPSValueVar.RecAdd(Val: TPSSubItem): Cardinal;
|
|
begin
|
|
Result := FRecItems.Add(Val);
|
|
end;
|
|
|
|
procedure TPSValueVar.RecDelete(I: Cardinal);
|
|
var
|
|
rr :TPSSubItem;
|
|
begin
|
|
rr := FRecItems[i];
|
|
FRecItems.Delete(I);
|
|
rr.Free;
|
|
end;
|
|
|
|
{ TPSValueProc }
|
|
|
|
destructor TPSValueProc.Destroy;
|
|
begin
|
|
FSelfPtr.Free;
|
|
FParameters.Free;
|
|
end;
|
|
{ TPSParameter }
|
|
|
|
destructor TPSParameter.Destroy;
|
|
begin
|
|
FTempVar.Free;
|
|
FValue.Free;
|
|
inherited Destroy;
|
|
end;
|
|
|
|
|
|
{ TPSParameters }
|
|
|
|
function TPSParameters.Add: TPSParameter;
|
|
begin
|
|
Result := TPSParameter.Create;
|
|
FItems.Add(Result);
|
|
end;
|
|
|
|
constructor TPSParameters.Create;
|
|
begin
|
|
inherited Create;
|
|
FItems := TPSList.Create;
|
|
end;
|
|
|
|
procedure TPSParameters.Delete(I: Cardinal);
|
|
var
|
|
p: TPSParameter;
|
|
begin
|
|
p := FItems[I];
|
|
FItems.Delete(i);
|
|
p.Free;
|
|
end;
|
|
|
|
destructor TPSParameters.Destroy;
|
|
var
|
|
i: Longint;
|
|
begin
|
|
for i := FItems.Count -1 downto 0 do
|
|
begin
|
|
TPSParameter(FItems[I]).Free;
|
|
end;
|
|
FItems.Free;
|
|
inherited Destroy;
|
|
end;
|
|
|
|
function TPSParameters.GetCount: Cardinal;
|
|
begin
|
|
Result := FItems.Count;
|
|
end;
|
|
|
|
function TPSParameters.GetItem(I: Longint): TPSParameter;
|
|
begin
|
|
Result := FItems[I];
|
|
end;
|
|
|
|
|
|
{ TPSValueArray }
|
|
|
|
function TPSValueArray.Add(Item: TPSValue): Cardinal;
|
|
begin
|
|
Result := FItems.Add(Item);
|
|
end;
|
|
|
|
constructor TPSValueArray.Create;
|
|
begin
|
|
inherited Create;
|
|
FItems := TPSList.Create;
|
|
end;
|
|
|
|
procedure TPSValueArray.Delete(I: Cardinal);
|
|
begin
|
|
FItems.Delete(i);
|
|
end;
|
|
|
|
destructor TPSValueArray.Destroy;
|
|
var
|
|
i: Longint;
|
|
begin
|
|
for i := FItems.Count -1 downto 0 do
|
|
TPSValue(FItems[I]).Free;
|
|
FItems.Free;
|
|
|
|
inherited Destroy;
|
|
end;
|
|
|
|
function TPSValueArray.GetCount: Cardinal;
|
|
begin
|
|
Result := FItems.Count;
|
|
end;
|
|
|
|
function TPSValueArray.GetItem(I: Cardinal): TPSValue;
|
|
begin
|
|
Result := FItems[I];
|
|
end;
|
|
|
|
|
|
{ TPSValueAllocatedStackVar }
|
|
|
|
destructor TPSValueAllocatedStackVar.Destroy;
|
|
var
|
|
pv: TPSProcVar;
|
|
begin
|
|
{$IFDEF DEBUG}
|
|
if Cardinal(LocalVarNo +1) <> proc.ProcVars.Count then
|
|
begin
|
|
Abort;
|
|
exit;
|
|
end;
|
|
{$ENDIF}
|
|
if Proc <> nil then
|
|
begin
|
|
pv := Proc.ProcVars[Proc.ProcVars.Count -1];
|
|
Proc.ProcVars.Delete(Proc.ProcVars.Count -1);
|
|
pv.Free;
|
|
Proc.Data := Proc.Data + tbtChar(CM_PO);
|
|
end;
|
|
inherited Destroy;
|
|
end;
|
|
|
|
|
|
|
|
|
|
function AddImportedClassVariable(Sender: TPSPascalCompiler; const VarName, VarType: tbtString): Boolean;
|
|
var
|
|
P: TPSVar;
|
|
begin
|
|
P := Sender.AddVariableN(VarName, VarType);
|
|
if p = nil then
|
|
begin
|
|
Result := False;
|
|
Exit;
|
|
end;
|
|
SetVarExportName(P, FastUppercase(VarName));
|
|
p.Use;
|
|
Result := True;
|
|
end;
|
|
|
|
|
|
{'class:'+CLASSNAME+'|'+FUNCNAME+'|'+chr(CallingConv)+chr(hasresult)+params
|
|
|
|
For property write functions there is an '@' after the funcname.
|
|
}
|
|
|
|
const
|
|
ProcHDR = 'procedure a;';
|
|
|
|
|
|
|
|
{ TPSCompileTimeClass }
|
|
|
|
function TPSCompileTimeClass.CastToType(IntoType: TPSType;
|
|
var ProcNo: Cardinal): Boolean;
|
|
var
|
|
P: TPSExternalProcedure;
|
|
begin
|
|
if (IntoType <> nil) and (IntoType.BaseType <> btClass) and (IntoType.BaseType <> btInterface) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
if FCastProc <> InvalidVal then
|
|
begin
|
|
Procno := FCastProc;
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
ProcNo := FOwner. AddUsedFunction2(P);
|
|
P.RegProc := FOwner.AddFunction(ProcHDR);
|
|
P.RegProc.Name := '';
|
|
|
|
with P.RegProc.Decl.AddParam do
|
|
begin
|
|
OrgName := 'Org';
|
|
aType := Self.FType;
|
|
end;
|
|
with P.RegProc.Decl.AddParam do
|
|
begin
|
|
OrgName := 'TypeNo';
|
|
aType := FOwner.at2ut(FOwner.FindBaseType(btU32));
|
|
end;
|
|
P.RegProc.Decl.Result := IntoType;
|
|
P.RegProc.ImportDecl := 'class:+';
|
|
FCastProc := ProcNo;
|
|
Result := True;
|
|
end;
|
|
|
|
|
|
function TPSCompileTimeClass.ClassFunc_Call(Index: IPointer;
|
|
var ProcNo: Cardinal): Boolean;
|
|
var
|
|
C: TPSDelphiClassItemConstructor;
|
|
P: TPSExternalProcedure;
|
|
s: tbtString;
|
|
i: Longint;
|
|
|
|
begin
|
|
if FIsAbstract then
|
|
FOwner.MakeWarning('', ewAbstractClass, '');
|
|
C := Pointer(Index);
|
|
if c.MethodNo = InvalidVal then
|
|
begin
|
|
ProcNo := FOwner.AddUsedFunction2(P);
|
|
P.RegProc := FOwner.AddFunction(ProcHDR);
|
|
P.RegProc.Name := '';
|
|
P.RegProc.Decl.Assign(c.Decl);
|
|
s := 'class:' + C.Owner.FClassName + '|' + C.Name + '|'+ chr(0);
|
|
if c.Decl.Result = nil then
|
|
s := s + #0
|
|
else
|
|
s := s + #1;
|
|
for i := 0 to C.Decl.ParamCount -1 do
|
|
begin
|
|
if c.Decl.Params[i].Mode <> pmIn then
|
|
s := s + #1
|
|
else
|
|
s := s + #0;
|
|
end;
|
|
P.RegProc.ImportDecl := s;
|
|
C.MethodNo := ProcNo;
|
|
end else begin
|
|
ProcNo := c.MethodNo;
|
|
end;
|
|
Result := True;
|
|
end;
|
|
|
|
function TPSCompileTimeClass.ClassFunc_Find(const Name: tbtString;
|
|
var Index: IPointer): Boolean;
|
|
var
|
|
H: Longint;
|
|
I: Longint;
|
|
CurrClass: TPSCompileTimeClass;
|
|
C: TPSDelphiClassItem;
|
|
begin
|
|
H := MakeHash(Name);
|
|
CurrClass := Self;
|
|
while CurrClass <> nil do
|
|
begin
|
|
for i := CurrClass.FClassItems.Count -1 downto 0 do
|
|
begin
|
|
C := CurrClass.FClassItems[I];
|
|
if (c is TPSDelphiClassItemConstructor) and (C.NameHash = H) and (C.Name = Name) then
|
|
begin
|
|
Index := Cardinal(C);
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
end;
|
|
CurrClass := CurrClass.FInheritsFrom;
|
|
end;
|
|
Result := False;
|
|
end;
|
|
|
|
|
|
class function TPSCompileTimeClass.CreateC(FClass: TClass; aOwner: TPSPascalCompiler; aType: TPSType): TPSCompileTimeClass;
|
|
begin
|
|
Result := TPSCompileTimeClass.Create(FastUpperCase(tbtstring(FClass.ClassName)), aOwner, aType);
|
|
Result.FClass := FClass;
|
|
end;
|
|
|
|
constructor TPSCompileTimeClass.Create(ClassName: tbtString; aOwner: TPSPascalCompiler; aType: TPSType);
|
|
begin
|
|
inherited Create;
|
|
FType := aType;
|
|
FCastProc := InvalidVal;
|
|
FNilProc := InvalidVal;
|
|
|
|
FDefaultProperty := InvalidVal;
|
|
FClassName := Classname;
|
|
FClassNameHash := MakeHash(FClassName);
|
|
FClassItems := TPSList.Create;
|
|
FOwner := aOwner;
|
|
end;
|
|
|
|
destructor TPSCompileTimeClass.Destroy;
|
|
var
|
|
I: Longint;
|
|
begin
|
|
for i := FClassItems.Count -1 downto 0 do
|
|
TPSDelphiClassItem(FClassItems[I]).Free;
|
|
FClassItems.Free;
|
|
inherited Destroy;
|
|
end;
|
|
|
|
|
|
function TPSCompileTimeClass.Func_Call(Index: IPointer;
|
|
var ProcNo: Cardinal): Boolean;
|
|
var
|
|
C: TPSDelphiClassItemMethod;
|
|
P: TPSExternalProcedure;
|
|
i: Longint;
|
|
s: tbtString;
|
|
|
|
begin
|
|
C := Pointer(Index);
|
|
if c.MethodNo = InvalidVal then
|
|
begin
|
|
ProcNo := FOwner.AddUsedFunction2(P);
|
|
P.RegProc := FOwner.AddFunction(ProcHDR);
|
|
P.RegProc.Name := '';
|
|
p.RegProc.Decl.Assign(c.Decl);
|
|
s := 'class:' + C.Owner.FClassName + '|' + C.Name + '|'+ chr(0);
|
|
if c.Decl.Result = nil then
|
|
s := s + #0
|
|
else
|
|
s := s + #1;
|
|
for i := 0 to c.Decl.ParamCount -1 do
|
|
begin
|
|
if c.Decl.Params[i].Mode <> pmIn then
|
|
s := s + #1
|
|
else
|
|
s := s + #0;
|
|
end;
|
|
P.RegProc.ImportDecl := s;
|
|
C.MethodNo := ProcNo;
|
|
end else begin
|
|
ProcNo := c.MethodNo;
|
|
end;
|
|
Result := True;
|
|
end;
|
|
|
|
function TPSCompileTimeClass.Func_Find(const Name: tbtString;
|
|
var Index: IPointer): Boolean;
|
|
var
|
|
H: Longint;
|
|
I: Longint;
|
|
CurrClass: TPSCompileTimeClass;
|
|
C: TPSDelphiClassItem;
|
|
begin
|
|
H := MakeHash(Name);
|
|
CurrClass := Self;
|
|
while CurrClass <> nil do
|
|
begin
|
|
for i := CurrClass.FClassItems.Count -1 downto 0 do
|
|
begin
|
|
C := CurrClass.FClassItems[I];
|
|
if (c is TPSDelphiClassItemMethod) and (C.NameHash = H) and (C.Name = Name) then
|
|
begin
|
|
Index := Cardinal(C);
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
end;
|
|
CurrClass := CurrClass.FInheritsFrom;
|
|
end;
|
|
Result := False;
|
|
end;
|
|
|
|
function TPSCompileTimeClass.GetCount: Longint;
|
|
begin
|
|
Result := FClassItems.Count;
|
|
end;
|
|
|
|
function TPSCompileTimeClass.GetItem(i: Longint): TPSDelphiClassItem;
|
|
begin
|
|
Result := FClassItems[i];
|
|
end;
|
|
|
|
function TPSCompileTimeClass.IsCompatibleWith(aType: TPSType): Boolean;
|
|
var
|
|
Temp: TPSCompileTimeClass;
|
|
begin
|
|
if (atype.BaseType <> btClass) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
temp := TPSClassType(aType).Cl;
|
|
while Temp <> nil do
|
|
begin
|
|
if Temp = Self then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
Temp := Temp.FInheritsFrom;
|
|
end;
|
|
Result := False;
|
|
end;
|
|
|
|
function TPSCompileTimeClass.Property_Find(const Name: tbtString;
|
|
var Index: IPointer): Boolean;
|
|
var
|
|
H: Longint;
|
|
I: Longint;
|
|
CurrClass: TPSCompileTimeClass;
|
|
C: TPSDelphiClassItem;
|
|
begin
|
|
if Name = '' then
|
|
begin
|
|
CurrClass := Self;
|
|
while CurrClass <> nil do
|
|
begin
|
|
if CurrClass.FDefaultProperty <> InvalidVal then
|
|
begin
|
|
Index := Cardinal(CurrClass.FClassItems[Currclass.FDefaultProperty]);
|
|
result := True;
|
|
exit;
|
|
end;
|
|
CurrClass := CurrClass.FInheritsFrom;
|
|
end;
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
H := MakeHash(Name);
|
|
CurrClass := Self;
|
|
while CurrClass <> nil do
|
|
begin
|
|
for i := CurrClass.FClassItems.Count -1 downto 0 do
|
|
begin
|
|
C := CurrClass.FClassItems[I];
|
|
if (c is TPSDelphiClassItemProperty) and (C.NameHash = H) and (C.Name = Name) then
|
|
begin
|
|
Index := Cardinal(C);
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
end;
|
|
CurrClass := CurrClass.FInheritsFrom;
|
|
end;
|
|
Result := False;
|
|
end;
|
|
|
|
function TPSCompileTimeClass.Property_Get(Index: IPointer;
|
|
var ProcNo: Cardinal): Boolean;
|
|
var
|
|
C: TPSDelphiClassItemProperty;
|
|
P: TPSExternalProcedure;
|
|
s: tbtString;
|
|
|
|
begin
|
|
C := Pointer(Index);
|
|
if c.AccessType = iptW then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
if c.ReadProcNo = InvalidVal then
|
|
begin
|
|
ProcNo := FOwner.AddUsedFunction2(P);
|
|
P.RegProc := FOwner.AddFunction(ProcHDR);
|
|
P.RegProc.Name := '';
|
|
P.RegProc.Decl.Result := C.Decl.Result;
|
|
s := 'class:' + C.Owner.FClassName + '|' + C.Name + '|'+#0#0#0#0;
|
|
Longint((@(s[length(s)-3]))^) := c.Decl.ParamCount +1;
|
|
P.RegProc.ImportDecl := s;
|
|
C.ReadProcNo := ProcNo;
|
|
end else begin
|
|
ProcNo := c.ReadProcNo;
|
|
end;
|
|
Result := True;
|
|
end;
|
|
|
|
function TPSCompileTimeClass.Property_GetHeader(Index: IPointer;
|
|
Dest: TPSParametersDecl): Boolean;
|
|
var
|
|
c: TPSDelphiClassItemProperty;
|
|
begin
|
|
C := Pointer(Index);
|
|
FOwner.UseProc(c.Decl);
|
|
Dest.Assign(c.Decl);
|
|
Result := True;
|
|
end;
|
|
|
|
function TPSCompileTimeClass.Property_Set(Index: IPointer;
|
|
var ProcNo: Cardinal): Boolean;
|
|
var
|
|
C: TPSDelphiClassItemProperty;
|
|
P: TPSExternalProcedure;
|
|
s: tbtString;
|
|
|
|
begin
|
|
C := Pointer(Index);
|
|
if c.AccessType = iptR then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
if c.WriteProcNo = InvalidVal then
|
|
begin
|
|
ProcNo := FOwner.AddUsedFunction2(P);
|
|
P.RegProc := FOwner.AddFunction(ProcHDR);
|
|
P.RegProc.Name := '';
|
|
s := 'class:' + C.Owner.FClassName + '|' + C.Name + '@|'#0#0#0#0;
|
|
Longint((@(s[length(s)-3]))^) := C.Decl.ParamCount+1;
|
|
P.RegProc.ImportDecl := s;
|
|
C.WriteProcNo := ProcNo;
|
|
end else begin
|
|
ProcNo := c.WriteProcNo;
|
|
end;
|
|
Result := True;
|
|
end;
|
|
|
|
function TPSCompileTimeClass.RegisterMethod(const Decl: tbtString): Boolean;
|
|
var
|
|
DOrgName: tbtString;
|
|
DDecl: TPSParametersDecl;
|
|
FT: TPMFuncType;
|
|
p: TPSDelphiClassItemMethod;
|
|
begin
|
|
DDecl := TPSParametersDecl.Create;
|
|
try
|
|
if not ParseMethod(FOwner, FClassName, Decl, DOrgName, DDecl, FT) then
|
|
begin
|
|
Result := False;
|
|
{$IFDEF DEBUG} raise EPSCompilerException.CreateFmt(RPS_UnableToRegister, [Decl]); {$ENDIF}
|
|
exit;
|
|
end;
|
|
if ft = mftConstructor then
|
|
p := TPSDelphiClassItemConstructor.Create(Self)
|
|
else
|
|
p := TPSDelphiClassItemMethod.Create(self);
|
|
p.OrgName := DOrgName;
|
|
p.Decl.Assign(DDecl);
|
|
p.MethodNo := InvalidVal;
|
|
FClassItems.Add(p);
|
|
Result := True;
|
|
finally
|
|
DDecl.Free;
|
|
end;
|
|
end;
|
|
|
|
procedure TPSCompileTimeClass.RegisterProperty(const PropertyName,
|
|
PropertyType: tbtString; PropAC: TPSPropType);
|
|
var
|
|
FType: TPSType;
|
|
Param: TPSParameterDecl;
|
|
p: TPSDelphiClassItemProperty;
|
|
PT: tbtString;
|
|
begin
|
|
pt := PropertyType;
|
|
p := TPSDelphiClassItemProperty.Create(Self);
|
|
p.AccessType := PropAC;
|
|
p.ReadProcNo := InvalidVal;
|
|
p.WriteProcNo := InvalidVal;
|
|
p.OrgName := PropertyName;
|
|
repeat
|
|
FType := FOwner.FindType(FastUpperCase(grfw(pt)));
|
|
if FType = nil then
|
|
begin
|
|
p.Free;
|
|
Exit;
|
|
end;
|
|
if p.Decl.Result = nil then p.Decl.Result := FType else
|
|
begin
|
|
param := p.Decl.AddParam;
|
|
Param.OrgName := 'param'+IntToStr(p.Decl.ParamCount);
|
|
Param.aType := FType;
|
|
end;
|
|
until pt = '';
|
|
FClassItems.Add(p);
|
|
end;
|
|
|
|
|
|
procedure TPSCompileTimeClass.RegisterPublishedProperties;
|
|
var
|
|
p: PPropList;
|
|
i, Count: Longint;
|
|
a: TPSPropType;
|
|
begin
|
|
if (Fclass = nil) or (Fclass.ClassInfo = nil) then exit;
|
|
Count := GetTypeData(fclass.ClassInfo)^.PropCount;
|
|
GetMem(p, Count * SizeOf(Pointer));
|
|
GetPropInfos(fclass.ClassInfo, p);
|
|
for i := Count -1 downto 0 do
|
|
begin
|
|
if p^[i]^.PropType^.Kind in [tkLString, tkInteger, tkChar, tkEnumeration, tkFloat, tkString, tkSet, tkClass, tkMethod{$IFNDEF PS_NOWIDESTRING}, tkWString{$ENDIF}{$IFDEF DELPHI2009UP}, tkUString{$ENDIF}] then
|
|
begin
|
|
if (p^[i]^.GetProc <> nil) then
|
|
begin
|
|
if p^[i]^.SetProc = nil then
|
|
a := iptr
|
|
else
|
|
a := iptrw;
|
|
end else
|
|
begin
|
|
a := iptW;
|
|
if p^[i]^.SetProc = nil then continue;
|
|
end;
|
|
RegisterProperty(p^[i]^.Name, p^[i]^.PropType^.Name, a);
|
|
end;
|
|
end;
|
|
FreeMem(p);
|
|
end;
|
|
|
|
function TPSCompileTimeClass.RegisterPublishedProperty(const Name: tbtString): Boolean;
|
|
var
|
|
p: PPropInfo;
|
|
a: TPSPropType;
|
|
begin
|
|
if (Fclass = nil) or (Fclass.ClassInfo = nil) then begin Result := False; exit; end;
|
|
p := GetPropInfo(fclass.ClassInfo, string(Name));
|
|
if p = nil then begin Result := False; exit; end;
|
|
if (p^.GetProc <> nil) then
|
|
begin
|
|
if p^.SetProc = nil then
|
|
a := iptr
|
|
else
|
|
a := iptrw;
|
|
end else
|
|
begin
|
|
a := iptW;
|
|
if p^.SetProc = nil then begin result := False; exit; end;
|
|
end;
|
|
RegisterProperty(p^.Name, p^.PropType^.Name, a);
|
|
Result := True;
|
|
end;
|
|
|
|
|
|
procedure TPSCompileTimeClass.SetDefaultPropery(const Name: tbtString);
|
|
var
|
|
i,h: Longint;
|
|
p: TPSDelphiClassItem;
|
|
s: tbtString;
|
|
|
|
begin
|
|
s := FastUppercase(name);
|
|
h := MakeHash(s);
|
|
for i := FClassItems.Count -1 downto 0 do
|
|
begin
|
|
p := FClassItems[i];
|
|
if (p.NameHash = h) and (p.Name = s) then
|
|
begin
|
|
if p is TPSDelphiClassItemProperty then
|
|
begin
|
|
if p.Decl.ParamCount = 0 then
|
|
Raise EPSCompilerException.Create(RPS_NotArrayProperty);
|
|
FDefaultProperty := I;
|
|
exit;
|
|
end else Raise EPSCompilerException.Create(RPS_NotProperty);
|
|
end;
|
|
end;
|
|
raise EPSCompilerException.Create(RPS_UnknownProperty);
|
|
end;
|
|
|
|
function TPSCompileTimeClass.SetNil(var ProcNo: Cardinal): Boolean;
|
|
var
|
|
P: TPSExternalProcedure;
|
|
|
|
begin
|
|
if FNilProc <> InvalidVal then
|
|
begin
|
|
Procno := FNilProc;
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
ProcNo := FOwner.AddUsedFunction2(P);
|
|
P.RegProc := FOwner.AddFunction(ProcHDR);
|
|
P.RegProc.Name := '';
|
|
with P.RegProc.Decl.AddParam do
|
|
begin
|
|
OrgName := 'VarNo';
|
|
aType := FOwner.at2ut(FType);
|
|
end;
|
|
P.RegProc.ImportDecl := 'class:-';
|
|
FNilProc := Procno;
|
|
Result := True;
|
|
end;
|
|
|
|
{ TPSSetType }
|
|
|
|
function TPSSetType.GetBitSize: Longint;
|
|
begin
|
|
case SetType.BaseType of
|
|
btEnum: begin Result := TPSEnumType(setType).HighValue+1; end;
|
|
btChar, btU8: Result := 256;
|
|
else
|
|
Result := 0;
|
|
end;
|
|
end;
|
|
|
|
function TPSSetType.GetByteSize: Longint;
|
|
var
|
|
r: Longint;
|
|
begin
|
|
r := BitSize;
|
|
if r mod 8 <> 0 then inc(r, 7);
|
|
Result := r div 8;
|
|
end;
|
|
|
|
|
|
{ TPSBlockInfo }
|
|
|
|
procedure TPSBlockInfo.Clear;
|
|
var
|
|
i: Longint;
|
|
begin
|
|
for i := WithList.Count -1 downto 0 do
|
|
begin
|
|
TPSValue(WithList[i]).Free;
|
|
WithList.Delete(i);
|
|
end;
|
|
end;
|
|
|
|
constructor TPSBlockInfo.Create(Owner: TPSBlockInfo);
|
|
begin
|
|
inherited Create;
|
|
FOwner := Owner;
|
|
FWithList := TPSList.Create;
|
|
if FOwner <> nil then
|
|
begin
|
|
FProcNo := FOwner.ProcNo;
|
|
FProc := FOwner.Proc;
|
|
end;
|
|
end;
|
|
|
|
destructor TPSBlockInfo.Destroy;
|
|
begin
|
|
Clear;
|
|
FWithList.Free;
|
|
inherited Destroy;
|
|
end;
|
|
|
|
{ TPSAttributeTypeField }
|
|
procedure TPSAttributeTypeField.SetFieldOrgName(const Value: tbtString);
|
|
begin
|
|
FFieldOrgName := Value;
|
|
FFieldName := FastUpperCase(Value);
|
|
FFieldNameHash := MakeHash(FFieldName);
|
|
end;
|
|
|
|
constructor TPSAttributeTypeField.Create(AOwner: TPSAttributeType);
|
|
begin
|
|
inherited Create;
|
|
FOwner := AOwner;
|
|
end;
|
|
|
|
{ TPSAttributeType }
|
|
|
|
function TPSAttributeType.GetField(I: Longint): TPSAttributeTypeField;
|
|
begin
|
|
Result := TPSAttributeTypeField(FFields[i]);
|
|
end;
|
|
|
|
function TPSAttributeType.GetFieldCount: Longint;
|
|
begin
|
|
Result := FFields.Count;
|
|
end;
|
|
|
|
procedure TPSAttributeType.SetName(const s: tbtString);
|
|
begin
|
|
FOrgname := s;
|
|
FName := FastUppercase(s);
|
|
FNameHash := MakeHash(FName);
|
|
end;
|
|
|
|
constructor TPSAttributeType.Create;
|
|
begin
|
|
inherited Create;
|
|
FFields := TPSList.Create;
|
|
end;
|
|
|
|
destructor TPSAttributeType.Destroy;
|
|
var
|
|
i: Longint;
|
|
begin
|
|
for i := FFields.Count -1 downto 0 do
|
|
begin
|
|
TPSAttributeTypeField(FFields[i]).Free;
|
|
end;
|
|
FFields.Free;
|
|
inherited Destroy;
|
|
end;
|
|
|
|
function TPSAttributeType.AddField: TPSAttributeTypeField;
|
|
begin
|
|
Result := TPSAttributeTypeField.Create(self);
|
|
FFields.Add(Result);
|
|
end;
|
|
|
|
procedure TPSAttributeType.DeleteField(I: Longint);
|
|
var
|
|
Fld: TPSAttributeTypeField;
|
|
begin
|
|
Fld := FFields[i];
|
|
FFields.Delete(i);
|
|
Fld.Free;
|
|
end;
|
|
|
|
{ TPSAttribute }
|
|
function TPSAttribute.GetValueCount: Longint;
|
|
begin
|
|
Result := FValues.Count;
|
|
end;
|
|
|
|
function TPSAttribute.GetValue(I: Longint): PIfRVariant;
|
|
begin
|
|
Result := FValues[i];
|
|
end;
|
|
|
|
constructor TPSAttribute.Create(AttribType: TPSAttributeType);
|
|
begin
|
|
inherited Create;
|
|
FValues := TPSList.Create;
|
|
FAttribType := AttribType;
|
|
end;
|
|
|
|
procedure TPSAttribute.DeleteValue(i: Longint);
|
|
var
|
|
Val: PIfRVariant;
|
|
begin
|
|
Val := FValues[i];
|
|
FValues.Delete(i);
|
|
DisposeVariant(Val);
|
|
end;
|
|
|
|
function TPSAttribute.AddValue(v: PIFRVariant): Longint;
|
|
begin
|
|
Result := FValues.Add(v);
|
|
end;
|
|
|
|
|
|
destructor TPSAttribute.Destroy;
|
|
var
|
|
i: Longint;
|
|
begin
|
|
for i := FValues.Count -1 downto 0 do
|
|
begin
|
|
DisposeVariant(FValues[i]);
|
|
end;
|
|
FValues.Free;
|
|
inherited Destroy;
|
|
end;
|
|
|
|
|
|
procedure TPSAttribute.Assign(Item: TPSAttribute);
|
|
var
|
|
i: Longint;
|
|
p: PIfRVariant;
|
|
begin
|
|
for i := FValues.Count -1 downto 0 do
|
|
begin
|
|
DisposeVariant(FValues[i]);
|
|
end;
|
|
FValues.Clear;
|
|
FAttribType := Item.FAttribType;
|
|
for i := 0 to Item.FValues.Count -1 do
|
|
begin
|
|
p := DuplicateVariant(Item.FValues[i]);
|
|
FValues.Add(p);
|
|
end;
|
|
end;
|
|
|
|
{ TPSAttributes }
|
|
|
|
function TPSAttributes.GetCount: Longint;
|
|
begin
|
|
Result := FItems.Count;
|
|
end;
|
|
|
|
function TPSAttributes.GetItem(I: Longint): TPSAttribute;
|
|
begin
|
|
Result := TPSAttribute(FItems[i]);
|
|
end;
|
|
|
|
procedure TPSAttributes.Delete(i: Longint);
|
|
var
|
|
item: TPSAttribute;
|
|
begin
|
|
item := TPSAttribute(FItems[i]);
|
|
FItems.Delete(i);
|
|
Item.Free;
|
|
end;
|
|
|
|
function TPSAttributes.Add(AttribType: TPSAttributeType): TPSAttribute;
|
|
begin
|
|
Result := TPSAttribute.Create(AttribType);
|
|
FItems.Add(Result);
|
|
end;
|
|
|
|
constructor TPSAttributes.Create;
|
|
begin
|
|
inherited Create;
|
|
FItems := TPSList.Create;
|
|
end;
|
|
|
|
destructor TPSAttributes.Destroy;
|
|
var
|
|
i: Longint;
|
|
begin
|
|
for i := FItems.Count -1 downto 0 do
|
|
begin
|
|
TPSAttribute(FItems[i]).Free;
|
|
end;
|
|
FItems.Free;
|
|
inherited Destroy;
|
|
end;
|
|
|
|
procedure TPSAttributes.Assign(attr: TPSAttributes; Move: Boolean);
|
|
var
|
|
newitem, item: TPSAttribute;
|
|
i: Longint;
|
|
begin
|
|
for i := ATtr.FItems.Count -1 downto 0 do
|
|
begin
|
|
Item := Attr.Fitems[i];
|
|
if Move then
|
|
begin
|
|
FItems.Add(Item);
|
|
Attr.FItems.Delete(i);
|
|
end else
|
|
begin
|
|
newitem := TPSAttribute.Create(Item.FAttribType );
|
|
newitem.Assign(item);
|
|
FItems.Add(NewItem);
|
|
end;
|
|
end;
|
|
|
|
end;
|
|
|
|
|
|
function TPSAttributes.FindAttribute(
|
|
const Name: tbtString): TPSAttribute;
|
|
var
|
|
h, i: Longint;
|
|
|
|
begin
|
|
h := MakeHash(name);
|
|
for i := FItems.Count -1 downto 0 do
|
|
begin
|
|
Result := FItems[i];
|
|
if (Result.FAttribType.NameHash = h) and (Result.FAttribType.Name = Name) then
|
|
exit;
|
|
end;
|
|
result := nil;
|
|
end;
|
|
|
|
{ TPSParameterDecl }
|
|
procedure TPSParameterDecl.SetName(const s: tbtString);
|
|
begin
|
|
FOrgName := s;
|
|
FName := FastUppercase(s);
|
|
end;
|
|
|
|
|
|
{ TPSParametersDecl }
|
|
|
|
procedure TPSParametersDecl.Assign(Params: TPSParametersDecl);
|
|
var
|
|
i: Longint;
|
|
np, orgp: TPSParameterDecl;
|
|
begin
|
|
for i := FParams.Count -1 downto 0 do
|
|
begin
|
|
TPSParameterDecl(Fparams[i]).Free;
|
|
end;
|
|
FParams.Clear;
|
|
FResult := Params.Result;
|
|
|
|
for i := 0 to Params.FParams.count -1 do
|
|
begin
|
|
orgp := Params.FParams[i];
|
|
np := AddParam;
|
|
np.OrgName := orgp.OrgName;
|
|
np.Mode := orgp.Mode;
|
|
np.aType := orgp.aType;
|
|
np.DeclarePos:=orgp.DeclarePos;
|
|
np.DeclareRow:=orgp.DeclareRow;
|
|
np.DeclareCol:=orgp.DeclareCol;
|
|
end;
|
|
end;
|
|
|
|
|
|
function TPSParametersDecl.GetParam(I: Longint): TPSParameterDecl;
|
|
begin
|
|
Result := FParams[i];
|
|
end;
|
|
|
|
function TPSParametersDecl.GetParamCount: Longint;
|
|
begin
|
|
Result := FParams.Count;
|
|
end;
|
|
|
|
function TPSParametersDecl.AddParam: TPSParameterDecl;
|
|
begin
|
|
Result := TPSParameterDecl.Create;
|
|
FParams.Add(Result);
|
|
end;
|
|
|
|
procedure TPSParametersDecl.DeleteParam(I: Longint);
|
|
var
|
|
param: TPSParameterDecl;
|
|
begin
|
|
param := FParams[i];
|
|
FParams.Delete(i);
|
|
Param.Free;
|
|
end;
|
|
|
|
constructor TPSParametersDecl.Create;
|
|
begin
|
|
inherited Create;
|
|
FParams := TPSList.Create;
|
|
end;
|
|
|
|
destructor TPSParametersDecl.Destroy;
|
|
var
|
|
i: Longint;
|
|
begin
|
|
for i := FParams.Count -1 downto 0 do
|
|
begin
|
|
TPSParameterDecl(Fparams[i]).Free;
|
|
end;
|
|
FParams.Free;
|
|
inherited Destroy;
|
|
end;
|
|
|
|
function TPSParametersDecl.Same(d: TPSParametersDecl): boolean;
|
|
var
|
|
i: Longint;
|
|
begin
|
|
if (d = nil) or (d.ParamCount <> ParamCount) or (d.Result <> Self.Result) then
|
|
Result := False
|
|
else begin
|
|
for i := 0 to d.ParamCount -1 do
|
|
begin
|
|
if (d.Params[i].Mode <> Params[i].Mode) or (d.Params[i].aType <> Params[i].aType) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
end;
|
|
Result := True;
|
|
end;
|
|
end;
|
|
|
|
{ TPSProceduralType }
|
|
|
|
constructor TPSProceduralType.Create;
|
|
begin
|
|
inherited Create;
|
|
FProcDef := TPSParametersDecl.Create;
|
|
|
|
end;
|
|
|
|
destructor TPSProceduralType.Destroy;
|
|
begin
|
|
FProcDef.Free;
|
|
inherited Destroy;
|
|
end;
|
|
|
|
{ TPSDelphiClassItem }
|
|
|
|
procedure TPSDelphiClassItem.SetName(const s: tbtString);
|
|
begin
|
|
FOrgName := s;
|
|
FName := FastUpperCase(s);
|
|
FNameHash := MakeHash(FName);
|
|
end;
|
|
|
|
constructor TPSDelphiClassItem.Create(Owner: TPSCompileTimeClass);
|
|
begin
|
|
inherited Create;
|
|
FOwner := Owner;
|
|
FDecl := TPSParametersDecl.Create;
|
|
end;
|
|
|
|
destructor TPSDelphiClassItem.Destroy;
|
|
begin
|
|
FDecl.Free;
|
|
inherited Destroy;
|
|
end;
|
|
|
|
{$IFNDEF PS_NOINTERFACES}
|
|
{ TPSInterface }
|
|
|
|
function TPSInterface.CastToType(IntoType: TPSType;
|
|
var ProcNo: Cardinal): Boolean;
|
|
var
|
|
P: TPSExternalProcedure;
|
|
begin
|
|
if (IntoType <> nil) and (IntoType.BaseType <> btInterface) then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
if FCastProc <> InvalidVal then
|
|
begin
|
|
ProcNo := FCastProc;
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
ProcNo := FOwner.AddUsedFunction2(P);
|
|
P.RegProc := FOwner.AddFunction(ProcHDR);
|
|
P.RegProc.Name := '';
|
|
with P.RegProc.Decl.AddParam do
|
|
begin
|
|
OrgName := 'Org';
|
|
aType := Self.FType;
|
|
end;
|
|
with P.RegProc.Decl.AddParam do
|
|
begin
|
|
OrgName := 'TypeNo';
|
|
aType := FOwner.at2ut(FOwner.FindBaseType(btU32));
|
|
end;
|
|
P.RegProc.Decl.Result := FOwner.at2ut(IntoType);
|
|
|
|
P.RegProc.ImportDecl := 'class:+';
|
|
FCastProc := ProcNo;
|
|
Result := True;
|
|
end;
|
|
|
|
constructor TPSInterface.Create(Owner: TPSPascalCompiler; InheritedFrom: TPSInterface; Guid: TGuid; const Name: tbtString; aType: TPSType);
|
|
begin
|
|
inherited Create;
|
|
FCastProc := InvalidVal;
|
|
FNilProc := InvalidVal;
|
|
|
|
FType := aType;
|
|
FOWner := Owner;
|
|
FGuid := GUID;
|
|
Self.InheritedFrom := InheritedFrom;
|
|
|
|
FItems := TPSList.Create;
|
|
FName := Name;
|
|
FNameHash := MakeHash(Name);
|
|
end;
|
|
|
|
procedure TPSInterface.SetInheritedFrom(p: TPSInterface);
|
|
begin
|
|
FInheritedFrom := p;
|
|
end;
|
|
|
|
destructor TPSInterface.Destroy;
|
|
var
|
|
i: Longint;
|
|
begin
|
|
for i := FItems.Count -1 downto 0 do
|
|
begin
|
|
TPSInterfaceMethod(FItems[i]).Free;
|
|
end;
|
|
FItems.Free;
|
|
inherited Destroy;
|
|
end;
|
|
|
|
function TPSInterface.Func_Call(Index: Cardinal;
|
|
var ProcNo: Cardinal): Boolean;
|
|
var
|
|
c: TPSInterfaceMethod;
|
|
P: TPSExternalProcedure;
|
|
s: tbtString;
|
|
i: Longint;
|
|
begin
|
|
c := TPSInterfaceMethod(Index);
|
|
if c.FScriptProcNo <> InvalidVal then
|
|
begin
|
|
Procno := c.FScriptProcNo;
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
ProcNo := FOwner.AddUsedFunction2(P);
|
|
P.RegProc := FOwner.AddFunction(ProcHDR);
|
|
P.RegProc.Name := '';
|
|
FOwner.UseProc(C.Decl);
|
|
P.RegProc.Decl.Assign(c.Decl);
|
|
s := tbtstring('intf:.') + PS_mi2s(c.AbsoluteProcOffset) + tbtchar(ord(c.CC));
|
|
if c.Decl.Result = nil then
|
|
s := s + #0
|
|
else
|
|
s := s + #1;
|
|
for i := 0 to C.Decl.ParamCount -1 do
|
|
begin
|
|
if c.Decl.Params[i].Mode <> pmIn then
|
|
s := s + #1
|
|
else
|
|
s := s + #0;
|
|
end;
|
|
P.RegProc.ImportDecl := s;
|
|
C.FScriptProcNo := ProcNo;
|
|
Result := True;
|
|
end;
|
|
|
|
function TPSInterface.Func_Find(const Name: tbtString;
|
|
var Index: Cardinal): Boolean;
|
|
var
|
|
H: Longint;
|
|
I: Longint;
|
|
CurrClass: TPSInterface;
|
|
C: TPSInterfaceMethod;
|
|
begin
|
|
H := MakeHash(Name);
|
|
CurrClass := Self;
|
|
while CurrClass <> nil do
|
|
begin
|
|
for i := CurrClass.FItems.Count -1 downto 0 do
|
|
begin
|
|
C := CurrClass.FItems[I];
|
|
if (C.NameHash = H) and (C.Name = Name) then
|
|
begin
|
|
Index := Cardinal(c);
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
end;
|
|
CurrClass := CurrClass.FInheritedFrom;
|
|
end;
|
|
Result := False;
|
|
end;
|
|
|
|
function TPSInterface.IsCompatibleWith(aType: TPSType): Boolean;
|
|
var
|
|
Temp: TPSInterface;
|
|
begin
|
|
if (atype.BaseType = btClass) then // just support it, we'll see what happens
|
|
begin
|
|
Result := true;
|
|
exit;
|
|
end;
|
|
if atype.BaseType <> btInterface then
|
|
begin
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
temp := TPSInterfaceType(atype).FIntf;
|
|
while Temp <> nil do
|
|
begin
|
|
if Temp = Self then
|
|
begin
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
Temp := Temp.FInheritedFrom;
|
|
end;
|
|
Result := False;
|
|
end;
|
|
|
|
procedure TPSInterface.RegisterDummyMethod;
|
|
begin
|
|
FItems.Add(TPSInterfaceMethod.Create(self));
|
|
end;
|
|
|
|
function TPSInterface.RegisterMethod(const Declaration: tbtString;
|
|
const cc: TPSCallingConvention): Boolean;
|
|
begin
|
|
Result := RegisterMethodEx(Declaration, cc, nil);
|
|
end;
|
|
|
|
function TPSInterface.RegisterMethodEx(const Declaration: tbtString;
|
|
const cc: TPSCallingConvention; const CustomParser: TPSPascalParser): Boolean;
|
|
var
|
|
M: TPSInterfaceMethod;
|
|
DOrgName: tbtString;
|
|
Func: TPMFuncType;
|
|
begin
|
|
M := TPSInterfaceMethod.Create(Self);
|
|
if not ParseMethodEx(FOwner, '', Declaration, DOrgname, m.Decl, Func, CustomParser) then
|
|
begin
|
|
FItems.Add(m); // in any case, add a dummy item
|
|
Result := False;
|
|
exit;
|
|
end;
|
|
m.FName := FastUppercase(DOrgName);
|
|
m.FOrgName := DOrgName;
|
|
m.FNameHash := MakeHash(m.FName);
|
|
m.FCC := CC;
|
|
m.FScriptProcNo := InvalidVal;
|
|
FItems.Add(M);
|
|
Result := True;
|
|
end;
|
|
|
|
|
|
function TPSInterface.SetNil(var ProcNo: Cardinal): Boolean;
|
|
var
|
|
P: TPSExternalProcedure;
|
|
|
|
begin
|
|
if FNilProc <> InvalidVal then
|
|
begin
|
|
Procno := FNilProc;
|
|
Result := True;
|
|
exit;
|
|
end;
|
|
ProcNo := FOwner.AddUsedFunction2(P);
|
|
P.RegProc := FOwner.AddFunction(ProcHDR);
|
|
P.RegProc.Name := '';
|
|
with p.RegProc.Decl.AddParam do
|
|
begin
|
|
Mode := pmInOut;
|
|
OrgName := 'VarNo';
|
|
aType := FOwner.at2ut(Self.FType);
|
|
end;
|
|
P.RegProc.ImportDecl := 'class:-';
|
|
FNilProc := Procno;
|
|
Result := True;
|
|
end;
|
|
|
|
{ TPSInterfaceMethod }
|
|
|
|
constructor TPSInterfaceMethod.Create(Owner: TPSInterface);
|
|
begin
|
|
inherited Create;
|
|
FDecl := TPSParametersDecl.Create;
|
|
FOwner := Owner;
|
|
FOffsetCache := InvalidVal;
|
|
end;
|
|
|
|
function TPSInterfaceMethod.GetAbsoluteProcOffset: Cardinal;
|
|
var
|
|
ps: TPSInterface;
|
|
begin
|
|
if FOffsetCache = InvalidVal then
|
|
begin
|
|
FOffsetCache := FOwner.FItems.IndexOf(Self);
|
|
ps := FOwner.FInheritedFrom;
|
|
while ps <> nil do
|
|
begin
|
|
FOffsetCache := FOffsetCache + ps.FItems.Count;
|
|
ps := ps.FInheritedFrom;
|
|
end;
|
|
end;
|
|
result := FOffsetCache;
|
|
end;
|
|
|
|
|
|
destructor TPSInterfaceMethod.Destroy;
|
|
begin
|
|
FDecl.Free;
|
|
inherited Destroy;
|
|
end;
|
|
{$ENDIF}
|
|
|
|
{ TPSVariantType }
|
|
|
|
function TPSVariantType.GetDynInvokeParamType(Owner: TPSPascalCompiler) : TPSType;
|
|
begin
|
|
Result := Owner.at2ut(FindAndAddType(owner, '!OPENARRAYOFVARIANT', 'array of variant'));
|
|
end;
|
|
|
|
function TPSVariantType.GetDynInvokeProcNo(Owner: TPSPascalCompiler; const Name: tbtString;
|
|
Params: TPSParameters): Cardinal;
|
|
begin
|
|
Result := Owner.FindProc('IDISPATCHINVOKE');
|
|
end;
|
|
|
|
function TPSVariantType.GetDynIvokeResulType(
|
|
Owner: TPSPascalCompiler): TPSType;
|
|
begin
|
|
Result := Owner.FindType('VARIANT');
|
|
end;
|
|
|
|
function TPSVariantType.GetDynIvokeSelfType(Owner: TPSPascalCompiler): TPSType;
|
|
begin
|
|
Result := Owner.at2ut(Owner.FindType('IDISPATCH'));
|
|
end;
|
|
|
|
|
|
{ TPSExternalClass }
|
|
function TPSExternalClass.SetNil(var ProcNo: Cardinal): Boolean;
|
|
begin
|
|
Result := False;
|
|
end;
|
|
|
|
constructor TPSExternalClass.Create(Se: TIFPSPascalCompiler; TypeNo: TPSType);
|
|
begin
|
|
inherited Create;
|
|
Self.SE := se;
|
|
Self.FTypeNo := TypeNo;
|
|
end;
|
|
|
|
function TPSExternalClass.Func_Call(Index: Cardinal;
|
|
var ProcNo: Cardinal): Boolean;
|
|
begin
|
|
Result := False;
|
|
end;
|
|
|
|
function TPSExternalClass.Func_Find(const Name: tbtString;
|
|
var Index: Cardinal): Boolean;
|
|
begin
|
|
Result := False;
|
|
end;
|
|
|
|
function TPSExternalClass.IsCompatibleWith(
|
|
Cl: TPSExternalClass): Boolean;
|
|
begin
|
|
Result := False;
|
|
end;
|
|
|
|
function TPSExternalClass.SelfType: TPSType;
|
|
begin
|
|
Result := nil;
|
|
end;
|
|
|
|
function TPSExternalClass.CastToType(IntoType: TPSType;
|
|
var ProcNo: Cardinal): Boolean;
|
|
begin
|
|
Result := False;
|
|
end;
|
|
|
|
function TPSExternalClass.CompareClass(OtherTypeNo: TPSType;
|
|
var ProcNo: Cardinal): Boolean;
|
|
begin
|
|
Result := false;
|
|
end;
|
|
|
|
function TPSExternalClass.ClassFunc_Find(const Name: tbtString; var Index: Cardinal): Boolean;
|
|
begin
|
|
result := false;
|
|
end;
|
|
|
|
function TPSExternalClass.ClassFunc_Call(Index: Cardinal; var ProcNo: Cardinal): Boolean;
|
|
begin
|
|
result := false;
|
|
end;
|
|
|
|
|
|
{ TPSValueProcVal }
|
|
|
|
destructor TPSValueProcVal.Destroy;
|
|
begin
|
|
FProcNo.Free;
|
|
inherited;
|
|
end;
|
|
|
|
|
|
{
|
|
|
|
Internal error counter: 00020 (increase and then use)
|
|
|
|
}
|
|
end.
|