[llvm] [AMDGPU] expand-fp: Change frem expansion criterion (PR #158285)

[Frederik Harwath via llvm-commits]

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@@ -1000,8 +1008,8 @@ static bool runImpl(Function &F, const TargetLowering &TLI,
   if (ExpandFpConvertBits != llvm::IntegerType::MAX_INT_BITS)
     MaxLegalFpConvertBitWidth = ExpandFpConvertBits;
 
-  if (MaxLegalFpConvertBitWidth >= llvm::IntegerType::MAX_INT_BITS)
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frederik-h wrote:

I have added a function that checks if the pass needs to expand any frem instructions. This is used to return from the pass before any instructions are visited if no expansions are necessary.

https://github.com/llvm/llvm-project/pull/158285