[llvm] [AMDGPU] Invalidate stale UniformityInfo entries in 64-bit div/rem expansion (PR #215460)

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Mon Aug 10 22:57:51 PDT 2026


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<!--LLVM CODE FORMAT COMMENT: {clang-format}-->


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``````````bash
git-clang-format --diff origin/main HEAD --extensions cpp,h -- llvm/include/llvm/Transforms/Utils/IntegerDivision.h llvm/lib/Target/AMDGPU/AMDGPUCodeGenPrepare.cpp llvm/lib/Transforms/Utils/IntegerDivision.cpp --diff_from_common_commit
``````````

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View the diff from clang-format here.
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``````````diff
diff --git a/llvm/lib/Transforms/Utils/IntegerDivision.cpp b/llvm/lib/Transforms/Utils/IntegerDivision.cpp
index 0208bff27..c09eeda81 100644
--- a/llvm/lib/Transforms/Utils/IntegerDivision.cpp
+++ b/llvm/lib/Transforms/Utils/IntegerDivision.cpp
@@ -407,7 +407,8 @@ static Value *generateUnsignedDivisionCode(Value *Dividend, Value *Divisor,
 /// information about the operands are known.
 ///
 /// Replace Rem with generated code.
-bool llvm::expandRemainder(BinaryOperator *Rem, AboutToDeleteCallback OnErased) {
+bool llvm::expandRemainder(BinaryOperator *Rem,
+                           AboutToDeleteCallback OnErased) {
   assert((Rem->getOpcode() == Instruction::SRem ||
           Rem->getOpcode() == Instruction::URem) &&
          "Trying to expand remainder from a non-remainder function");

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https://github.com/llvm/llvm-project/pull/215460


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