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

[Frederik Harwath via llvm-commits]

================
@@ -534,9 +534,9 @@ AArch64TargetLowering::AArch64TargetLowering(const TargetMachine &TM,
   setOperationAction(ISD::SRA_PARTS, MVT::i64, Custom);
   setOperationAction(ISD::SRL_PARTS, MVT::i64, Custom);
 
-  setOperationAction(ISD::FREM, MVT::f32, Expand);
-  setOperationAction(ISD::FREM, MVT::f64, Expand);
-  setOperationAction(ISD::FREM, MVT::f80, Expand);
+  setOperationAction(ISD::FREM, MVT::f32, LibCall);
+  setOperationAction(ISD::FREM, MVT::f64, LibCall);
+  setOperationAction(ISD::FREM, MVT::f80, LibCall);
----------------
frederik-h wrote:

I don't know. Perhaps AArch64 maintainers can help to answer this? @aemerson, @davemgreen?

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