mirror of
https://github.com/2003scape/deep-c-rsc.git
synced 2024-03-22 05:49:51 -04:00
85 lines
2.7 KiB
Java
85 lines
2.7 KiB
Java
/*
|
|
* @(#) $(JCGO)/jtrsrc/com/ivmaisoft/jcgo/ThrowStatement.java --
|
|
* a part of JCGO translator.
|
|
**
|
|
* Project: JCGO (http://www.ivmaisoft.com/jcgo/)
|
|
* Copyright (C) 2001-2012 Ivan Maidanski <ivmai@mail.ru>
|
|
* All rights reserved.
|
|
*/
|
|
|
|
/*
|
|
* This is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2, or (at your option)
|
|
* any later version.
|
|
**
|
|
* This software is distributed in the hope that it will be useful, but
|
|
* WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* General Public License (GPL) for more details.
|
|
**
|
|
* Linking this library statically or dynamically with other modules is
|
|
* making a combined work based on this library. Thus, the terms and
|
|
* conditions of the GNU General Public License cover the whole
|
|
* combination.
|
|
**
|
|
* As a special exception, the copyright holders of this library give you
|
|
* permission to link this library with independent modules to produce an
|
|
* executable, regardless of the license terms of these independent
|
|
* modules, and to copy and distribute the resulting executable under
|
|
* terms of your choice, provided that you also meet, for each linked
|
|
* independent module, the terms and conditions of the license of that
|
|
* module. An independent module is a module which is not derived from
|
|
* or based on this library. If you modify this library, you may extend
|
|
* this exception to your version of the library, but you are not
|
|
* obligated to do so. If you do not wish to do so, delete this
|
|
* exception statement from your version.
|
|
*/
|
|
|
|
package com.ivmaisoft.jcgo;
|
|
|
|
/**
|
|
* Grammar production for 'throw'.
|
|
**
|
|
* Format: THROW Expression SEMI
|
|
*/
|
|
|
|
final class ThrowStatement extends LexNode {
|
|
|
|
ThrowStatement(Term b) {
|
|
super(b);
|
|
}
|
|
|
|
void processPass1(Context c) {
|
|
c.currentMethod.setNeedsDummyRet();
|
|
terms[0].processPass1(c);
|
|
int s0 = terms[0].exprType().objectSize();
|
|
if (s0 != Type.CLASSINTERFACE && s0 != Type.NULLREF) {
|
|
fatalError(c, "Illegal type of expression for 'throw'");
|
|
}
|
|
}
|
|
|
|
boolean allowInline(int tokenLimit) {
|
|
return terms[0].tokenCount() < tokenLimit;
|
|
}
|
|
|
|
boolean hasTailReturnOrThrow() {
|
|
return true;
|
|
}
|
|
|
|
boolean isReturnAtEnd(boolean allowBreakThrow) {
|
|
return allowBreakThrow;
|
|
}
|
|
|
|
void discoverObjLeaks() {
|
|
terms[0].discoverObjLeaks();
|
|
terms[0].setObjLeaks(null);
|
|
}
|
|
|
|
void processOutput(OutputContext oc) {
|
|
oc.cPrint("JCGO_THROW_EXC(");
|
|
terms[0].processOutput(oc);
|
|
oc.cPrint(");");
|
|
}
|
|
}
|