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PPCRec: Implement MCRF, rework DCBZ

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This commit is contained in:
Exzap 2024-10-20 04:25:21 +02:00
parent 972d0ed05d
commit 89f8f9bd2a
5 changed files with 57 additions and 68 deletions
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12
src/Cafe/HW/Espresso/Recompiler/IML/IMLInstruction.cpp
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@ -4,6 +4,15 @@
#include "../PPCRecompiler.h"
#include "../PPCRecompilerIml.h"
bool IMLInstruction::HasSideEffects() const
{
bool hasSideEffects = true;
if(type == PPCREC_IML_TYPE_R_R || type == PPCREC_IML_TYPE_R_R_S32 || type == PPCREC_IML_TYPE_COMPARE || type == PPCREC_IML_TYPE_COMPARE_S32)
hasSideEffects = false;
// todo - add more cases
return hasSideEffects;
}
void IMLInstruction::CheckRegisterUsage(IMLUsedRegisters* registersUsed) const
{
registersUsed->readGPR1 = IMLREG_INVALID;
@ -26,8 +35,7 @@ void IMLInstruction::CheckRegisterUsage(IMLUsedRegisters* registersUsed) const
}
else if (type == PPCREC_IML_TYPE_R_R)
{
if (operation == PPCREC_IML_OP_DCBZ ||
operation == PPCREC_IML_OP_X86_CMP)
if (operation == PPCREC_IML_OP_X86_CMP)
{
// both operands are read only
registersUsed->readGPR1 = op_r_r.regR;