[llvm] [LAA] Check if invariant accesses is strictly before other access. (PR #92307)
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Mon May 20 06:58:21 PDT 2024
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``````````bash
git-clang-format --diff d108fa03d4ac1a2634fa0a1e9b3058f4196f261c 11e549f3c97001f7d00c713698516d3a989002d2 -- llvm/lib/Analysis/LoopAccessAnalysis.cpp
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View the diff from clang-format here.
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``````````diff
diff --git a/llvm/lib/Analysis/LoopAccessAnalysis.cpp b/llvm/lib/Analysis/LoopAccessAnalysis.cpp
index db6cab1fc4..97a102eaa8 100644
--- a/llvm/lib/Analysis/LoopAccessAnalysis.cpp
+++ b/llvm/lib/Analysis/LoopAccessAnalysis.cpp
@@ -1977,12 +1977,13 @@ getDependenceDistanceStrideAndSize(
InnermostLoop))
return MemoryDepChecker::Dependence::IndirectUnsafe;
- // Conservatively use size of 0. Users of the sizes already check and ignore the size if it is 0.
+ // Conservatively use size of 0. Users of the sizes already check and ignore
+ // the size if it is 0.
uint64_t TypeByteSizeA = 0;
uint64_t TypeByteSizeB = 0;
if (!ATy->isScalableTy() && !BTy->isScalableTy()) {
- TypeByteSizeA = DL.getTypeAllocSize(ATy);
- TypeByteSizeB = DL.getTypeAllocSize(BTy);
+ TypeByteSizeA = DL.getTypeAllocSize(ATy);
+ TypeByteSizeB = DL.getTypeAllocSize(BTy);
}
// If either Src or Sink are loop invariant, check if Src + AccessSize <= Sink
// (or vice versa). This is done by checking (Sink - (Src + AccessSize)) s>=
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https://github.com/llvm/llvm-project/pull/92307
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