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Fix register conflict in short index forwarding

This commit is contained in:
drmortalwombat 2023-07-30 13:57:15 +02:00
parent e013142cb1
commit 8a283cc43b
1 changed files with 3 additions and 2 deletions
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5
oscar64/NativeCodeGenerator.cpp
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@ -23912,7 +23912,7 @@ bool NativeCodeBasicBlock::JoinTAXARange(int from, int to)
mIns[i].mType = ASMIT_LDX;
else if (mIns[i].mType == ASMIT_STA)
mIns[i].mType = ASMIT_STX;
mIns[i].mLive |= LIVE_CPU_REG_X;
mIns[i].mLive |= LIVE_CPU_REG_X | LIVE_CPU_REG_A;
}
mIns[from].mType = ASMIT_NOP; mIns[from].mMode = ASMIM_IMPLIED;
mIns[to].mType = ASMIT_NOP; mIns[to].mMode = ASMIM_IMPLIED;
@ -39128,6 +39128,7 @@ bool NativeCodeBasicBlock::PeepHoleOptimizer(NativeCodeProcedure* proc, int pass
mIns[i + 4].mType == ASMIT_LDA && mIns[i + 4].mMode == ASMIM_ZERO_PAGE && mIns[i + 4].mAddress == mIns[i + 1].mAddress + 1 &&
mIns[i + 5].mType == ASMIT_ADC && mIns[i + 5].mMode == ASMIM_IMMEDIATE &&
mIns[i + 6].mType == ASMIT_STA && mIns[i + 6].mMode == ASMIM_ZERO_PAGE && mIns[i + 6].mAddress == mIns[i + 3].mAddress + 1 &&
mIns[i + 2].mAddress != mIns[i + 3].mAddress &&
!(mIns[i + 6].mLive & LIVE_CPU_REG_A))
{
int yval = RetrieveYValue(i);
@ -40671,7 +40672,7 @@ void NativeCodeProcedure::Compile(InterCodeProcedure* proc)
{
mInterProc = proc;
CheckFunc = !strcmp(mInterProc->mIdent->mString, "enemies_find");
CheckFunc = !strcmp(mInterProc->mIdent->mString, "robot_move");
int nblocks = proc->mBlocks.Size();
tblocks = new NativeCodeBasicBlock * [nblocks];