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Add data flow calculation before moving const op ups to fix change of used dst temps in other branch

This commit is contained in:
drmortalwombat 2022-08-15 22:08:00 +02:00
parent 65fc43c123
commit 1805e311b8
1 changed files with 8 additions and 0 deletions
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8
oscar64/InterCode.cpp
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@ -6246,7 +6246,13 @@ bool InterCodeBasicBlock::PropagateConstOperationsUp(void)
} }
eb->mInstructions.Insert(di, nins); eb->mInstructions.Insert(di, nins);
if (ins->mDst.mTemp >= 0)
eb->mExitRequiredTemps += ins->mDst.mTemp;
} }
if (ins->mDst.mTemp >= 0)
mEntryRequiredTemps += ins->mDst.mTemp;
mInstructions.Remove(i); mInstructions.Remove(i);
changed = true; changed = true;
} }
@ -12409,6 +12415,8 @@ void InterCodeProcedure::PropagateConstOperationsUp(void)
ResetVisited(); ResetVisited();
mEntryBlock->CollectEntryBlocks(nullptr); mEntryBlock->CollectEntryBlocks(nullptr);
BuildDataFlowSets();
bool changed; bool changed;
do { do {
changed = false; changed = false;