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Fix address/register mismatch in 16bit sum forwarding

This commit is contained in:
drmortalwombat 2024-10-22 13:21:16 +02:00
parent d597219aea
commit 7e0ff7449c
1 changed files with 13 additions and 2 deletions
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15
oscar64/NativeCodeGenerator.cpp
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@ -33026,7 +33026,9 @@ bool NativeCodeBasicBlock::Propagate16BitSum(const ExpandingArray<NativeRegister
if (info.mAddress == mRSumInfos[j].mAddress)
{
info.mSrcL->mAddress = mRSumInfos[j].mDstL->mAddress;
info.mSrcL->mMode = mRSumInfos[j].mDstL->mMode;
info.mSrcH->mAddress = mRSumInfos[j].mDstH->mAddress;
info.mSrcH->mMode = mRSumInfos[j].mDstH->mMode;
info.mAddL->mType = ASMIT_NOP; info.mAddL->mMode = ASMIM_IMPLIED;
info.mAddH->mType = ASMIT_NOP; info.mAddH->mMode = ASMIM_IMPLIED;
changed = true;
@ -46122,6 +46124,15 @@ bool NativeCodeBasicBlock::PeepHoleOptimizerIterate3(int i, int pass)
return true;
}
if (mIns[i + 0].mType == ASMIT_LDA && mIns[i + 0].mMode == ASMIM_IMMEDIATE && !(mIns[i + 0].mAddress & 1) &&
mIns[i + 1].mType == ASMIT_ADC && mIns[i + 1].mMode == ASMIM_IMMEDIATE && mIns[i + 1].mAddress == 0 &&
mIns[i + 2].mType == ASMIT_ORA && mIns[i + 2].mMode == ASMIM_IMMEDIATE && !(mIns[i + 2].mAddress & 1))
{
mIns[i + 0].mAddress |= mIns[i + 2].mAddress;
mIns[i + 2].mType = ASMIT_NOP; mIns[i + 2].mMode = ASMIM_IMPLIED;
return true;
}
if (
mIns[i + 0].mType == ASMIT_LDY && mIns[i + 0].mMode == ASMIM_IMMEDIATE && mIns[i + 0].mAddress <= 1 &&
mIns[i + 1].mType == ASMIT_LDA &&
@ -51552,7 +51563,7 @@ void NativeCodeProcedure::Compile(InterCodeProcedure* proc)
mInterProc = proc;
mInterProc->mLinkerObject->mNativeProc = this;
CheckFunc = !strcmp(mInterProc->mIdent->mString, "walker_draw_right");
CheckFunc = !strcmp(mInterProc->mIdent->mString, "room_prep_chest");
int nblocks = proc->mBlocks.Size();
tblocks = new NativeCodeBasicBlock * [nblocks];
@ -52414,7 +52425,6 @@ void NativeCodeProcedure::Optimize(void)
mEntryBlock->CheckAsmCode();
#endif
int t = 0;
#if 1
do
@ -52511,6 +52521,7 @@ void NativeCodeProcedure::Optimize(void)
if (mEntryBlock->PeepHoleOptimizer(step))
changed = true;
#endif
if (step == 2)
{