2019-08-25 00:46:40 -04:00
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# assembler directives
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.set noat # allow manual use of $at
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.set noreorder # don't insert nops after branches
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.set gp=64
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.include "macros.inc"
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.section .text, "ax"
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# This file is handwritten.
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glabel decompress
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2020-04-03 14:57:26 -04:00
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.if VERSION_SH == 1
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lw $a3, 8($a0)
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lw $t9, 0xc($a0)
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lw $t8, 4($a0)
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add $a3, $a3, $a0
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add $t9, $t9, $a0
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move $a2, $zero
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addi $a0, $a0, 0x10
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add $t8, $t8, $a1
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.L802772C0:
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bnel $a2, $zero, .L802772D8
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slt $t1, $t0, $zero
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lw $t0, ($a0)
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li $a2, 32
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addi $a0, $a0, 4
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slt $t1, $t0, $zero
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.L802772D8:
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beql $t1, $zero, .L802772F8
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lhu $t2, ($a3)
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lb $t2, ($t9)
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addi $t9, $t9, 1
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addi $a1, $a1, 1
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b .L80277324
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sb $t2, -1($a1)
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lhu $t2, ($a3)
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.L802772F8:
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addi $a3, $a3, 2
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srl $t3, $t2, 0xc
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andi $t2, $t2, 0xfff
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sub $t1, $a1, $t2
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addi $t3, $t3, 3
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.L8027730C:
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lb $t2, -1($t1)
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addi $t3, $t3, -1
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addi $t1, $t1, 1
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addi $a1, $a1, 1
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bnez $t3, .L8027730C
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sb $t2, -1($a1)
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.L80277324:
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sll $t0, $t0, 1
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bne $a1, $t8, .L802772C0
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addi $a2, $a2, -1
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jr $ra
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nop
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.elseif VERSION_EU == 1
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2019-08-25 00:46:40 -04:00
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lw $a3, 8($a0)
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lw $t9, 0xc($a0)
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lw $t8, 4($a0)
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add $a3, $a3, $a0
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add $t9, $t9, $a0
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move $a2, $zero
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addi $a0, $a0, 0x10
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add $t8, $t8, $a1
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.L8026ED80:
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bnezl $a2, .L8026ED98
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slt $t1, $t0, $zero
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lw $t0, ($a0)
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li $a2, 32
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addi $a0, $a0, 4
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slt $t1, $t0, $zero
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.L8026ED98:
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beql $t1, $zero, .L8026EDB8
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lhu $t2, ($a3)
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lb $t2, ($t9)
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addi $t9, $t9, 1
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addi $a1, $a1, 1
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b .L8026EDE4
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sb $t2, -1($a1)
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lhu $t2, ($a3)
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.L8026EDB8:
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addi $a3, $a3, 2
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srl $t3, $t2, 0xc
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andi $t2, $t2, 0xfff
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sub $t1, $a1, $t2
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addi $t3, $t3, 3
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.L8026EDCC:
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lb $t2, -1($t1)
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addi $t3, $t3, -1
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addi $t1, $t1, 1
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addi $a1, $a1, 1
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bnez $t3, .L8026EDCC
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sb $t2, -1($a1)
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.L8026EDE4:
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sll $t0, $t0, 1
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bne $a1, $t8, .L8026ED80
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addi $a2, $a2, -1
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jr $ra
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nop
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.else
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lw $t8, 4($a0)
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lw $a3, 8($a0)
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lw $t9, 0xc($a0)
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move $a2, $zero
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add $t8, $t8, $a1
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add $a3, $a3, $a0
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add $t9, $t9, $a0
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addi $a0, $a0, 0x10
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.L8027EF50:
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bnez $a2, .L8027EF64
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nop
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lw $t0, ($a0)
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li $a2, 32
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addi $a0, $a0, 4
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.L8027EF64:
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slt $t1, $t0, $zero
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beqz $t1, .L8027EF88
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nop
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lb $t2, ($t9)
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addi $t9, $t9, 1
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sb $t2, ($a1)
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addi $a1, $a1, 1
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b .L8027EFBC
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nop
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.L8027EF88:
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lhu $t2, ($a3)
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addi $a3, $a3, 2
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srl $t3, $t2, 0xc
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andi $t2, $t2, 0xfff
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sub $t1, $a1, $t2
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addi $t3, $t3, 3
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.L8027EFA0:
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lb $t2, -1($t1)
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addi $t3, $t3, -1
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addi $t1, $t1, 1
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sb $t2, ($a1)
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addi $a1, $a1, 1
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bnez $t3, .L8027EFA0
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nop
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.L8027EFBC:
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sll $t0, $t0, 1
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addi $a2, $a2, -1
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bne $a1, $t8, .L8027EF50
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nop
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jr $ra
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nop
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.endif
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