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Fix degrading merge of stores that prevent absolute addressing

This commit is contained in:
drmortalwombat 2025-01-07 22:07:36 +01:00
parent 28e75a8fa2
commit f5dff9620b
2 changed files with 15 additions and 1 deletions
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14
oscar64/InterCode.cpp
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@ -23035,7 +23035,7 @@ void InterCodeProcedure::Close(void)
{
GrowingTypeArray tstack(IT_NONE);
CheckFunc = !strcmp(mIdent->mString, "getActor");
CheckFunc = !strcmp(mIdent->mString, "enemies_iterate");
CheckCase = false;
mEntryBlock = mBlocks[0];
@ -24279,6 +24279,16 @@ bool InterCodeBasicBlock::SameExitCode(const InterCodeBasicBlock* block) const
}
}
}
else if (j0 >= 0)
{
if (mInstructions[j0]->mCode == IC_LEA && mInstructions[j0]->mSrc[1].mTemp < 0 && mInstructions[j0]->mSrc[0].IsUByte())
return false;
}
else if (j1 >= 0)
{
if (block->mInstructions[j1]->mCode == IC_LEA && block->mInstructions[j1]->mSrc[1].mTemp < 0 && block->mInstructions[j1]->mSrc[0].IsUByte())
return false;
}
if (InterTypeSize[ins0->mSrc[0].mType] == 4)
{
@ -24359,6 +24369,8 @@ bool PartitionSameExitCode(GrowingArray<InterCodeBasicBlock* > & eblocks, Growin
bool InterCodeProcedure::ShortLeaMerge(FastNumberSet& activeSet)
{
DisassembleDebug("PreShortLeaMerge");
int silvused = mTemporaries.Size();
int n = 0;

2
oscar64/NativeCodeGenerator.cpp
View File

@ -48630,6 +48630,8 @@ bool NativeCodeBasicBlock::PeepHoleOptimizerIterate6(int i, int pass)
mIns[i + 5].mLive |= (mIns[i + 4].mLive & (LIVE_CPU_REG_C | LIVE_CPU_REG_Z));
mIns[i + 0].mLive |= livexy;
mIns[i + 1].mLive |= livexy;
mIns[i + 2].mLive |= LIVE_CPU_REG_C | livexy;
mIns[i + 3].mLive |= LIVE_CPU_REG_C;
return true;
}