[LoopUnrollAnalyzer] Fix icmp simplification

Fix a bug I introduced in 721fdf1.
ROCm · Aug 27, 2024 · 18db681 · 18db681
1 parent d517b22
commit 18db681
Showing 1 changed file with 6 additions and 3 deletions.
diff --git a/llvm/lib/Analysis/LoopUnrollAnalyzer.cpp b/llvm/lib/Analysis/LoopUnrollAnalyzer.cpp
@@ -186,9 +186,12 @@ bool UnrolledInstAnalyzer::visitCmpInst(CmpInst &I) {
  if (SimplifiedRHS != SimplifiedAddresses.end()) {
  SimplifiedAddress &LHSAddr = SimplifiedLHS->second;
  SimplifiedAddress &RHSAddr = SimplifiedRHS->second;
- if (LHSAddr.Base == RHSAddr.Base)
- return ICmpInst::compare(LHSAddr.Offset, RHSAddr.Offset,
- I.getPredicate());
+ if (LHSAddr.Base == RHSAddr.Base) {
+ bool Res = ICmpInst::compare(LHSAddr.Offset, RHSAddr.Offset,
+ I.getPredicate());
+ SimplifiedValues[&I] = ConstantInt::getBool(I.getType(), Res);
+ return true;
+ }
  }
  }
  }