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Added recompiled versions of CBW, CDQ, CWD, CWDE and MOVSX.

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This commit is contained in:
SarahW 2018-09-23 21:45:12 +01:00
commit 1aadfd436d
18 changed files with 274 additions and 4 deletions
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25
src/codegen_ops_misc.c
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@ -451,3 +451,28 @@ uint32_t ropNOP(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetc
{
return op_pc;
}
uint32_t ropCBW(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
uop_MOVSX(ir, IREG_AX, IREG_AL);
return op_pc;
}
uint32_t ropCDQ(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
uop_SAR_IMM(ir, IREG_EDX, IREG_EAX, 31);
return op_pc;
}
uint32_t ropCWD(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
uop_SAR_IMM(ir, IREG_DX, IREG_AX, 15);
return op_pc;
}
uint32_t ropCWDE(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
uop_MOVSX(ir, IREG_EAX, IREG_AX);
return op_pc;
}