[llvm] [InstCombine] Fold icmp(constants[x]) when the range of x is given (PR #67093)
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Fri Dec 22 09:41:25 PST 2023
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git-clang-format --diff b8df88b41c8a1b4e879b4fd34be3522c9b45e86f 54d49205ef9beb306c6471e38d6323fc3a45edd9 -- llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp llvm/lib/Transforms/InstCombine/InstructionCombining.cpp
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View the diff from clang-format here.
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diff --git a/llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp b/llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp
index 96e48f7616..f0814df719 100644
--- a/llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp
+++ b/llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp
@@ -324,8 +324,7 @@ Instruction *InstCombinerImpl::foldCmpLoadFromIndexedGlobal(
// If the index is larger than the pointer offset size of the target,
// truncate the index down like the GEP would do implicitly. We don't have
// to do this for an inbounds GEP because the index can't be out of range.
- if (!GEP->isInBounds() &&
- Idx->getType()->getScalarSizeInBits() > IndexSize)
+ if (!GEP->isInBounds() && Idx->getType()->getScalarSizeInBits() > IndexSize)
Idx = Builder.CreateTrunc(Idx, PtrIdxTy);
return MaskIdx(Idx);
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https://github.com/llvm/llvm-project/pull/67093
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