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Fix memory type propagation in loop strength reduction

This commit is contained in:
drmortalwombat 2024-10-18 15:24:08 +02:00
parent 4e2a2c99ba
commit c1ad265f47
1 changed files with 6 additions and 2 deletions
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8
oscar64/InterCode.cpp
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@ -5779,7 +5779,7 @@ void InterInstruction::Disassemble(FILE* file, InterCodeProcedure* proc)
const char* vname = "";
bool aliased = false;
if (mConst.mMemory == IM_LOCAL)
if (mConst.mMemory == IM_LOCAL || mConst.mMemoryBase == IM_LOCAL)
{
if (mConst.mVarIndex < 0 || !proc->mLocalVars[mConst.mVarIndex])
vname = "null";
@ -17293,6 +17293,7 @@ void InterCodeBasicBlock::PropagateMemoryAliasingInfo(const GrowingInstructionPt
ins->mSrc[j].mMemoryBase = ltvalue[ins->mSrc[j].mTemp]->mDst.mMemoryBase;
ins->mSrc[j].mVarIndex = ltvalue[ins->mSrc[j].mTemp]->mDst.mVarIndex;
ins->mSrc[j].mLinkerObject = ltvalue[ins->mSrc[j].mTemp]->mDst.mLinkerObject;
assert(ins->mSrc[j].mMemoryBase != IM_LOCAL || ins->mSrc[j].mVarIndex >= 0);
}
}
@ -18644,6 +18645,7 @@ void InterCodeBasicBlock::SingleBlockLoopOptimisation(const NumberSet& aliasedPa
ins0->mCode = IC_LEA;
ins0->mDst.mType = IT_POINTER;
ins0->mDst.mMemory = ins1->mSrc[1].mMemory;
ins0->mSrc[1] = pop;
@ -19083,6 +19085,8 @@ void InterCodeBasicBlock::SingleBlockLoopOptimisation(const NumberSet& aliasedPa
ins->mCode = IC_LEA;
ins->mNumOperands = 2;
ins->mSrc[1] = ins->mSrc[0];
ins->mSrc[1].mMemory = IM_INDIRECT;
ins->mDst.mMemory = IM_INDIRECT;
ins->mSrc[0].mTemp = -1;
ins->mSrc[0].mType = IT_INT16;
ins->mSrc[0].mIntConst = -toffset;
@ -22900,7 +22904,7 @@ void InterCodeProcedure::Close(void)
{
GrowingTypeArray tstack(IT_NONE);
CheckFunc = !strcmp(mIdent->mString, "main");
CheckFunc = !strcmp(mIdent->mString, "room_prepare_castle");
CheckCase = false;
mEntryBlock = mBlocks[0];