[llvm] [AMDGPU] Correctly restore FP mode in FDIV32 lowering (PR #66346)

[Matt Arsenault via llvm-commits]

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@@ -9640,21 +9656,24 @@ SDValue SITargetLowering::LowerFDIV32(SDValue Op, SelectionDAG &DAG) const {
   SDValue Fma4 = getFPTernOp(DAG, ISD::FMA, SL, MVT::f32, NegDivScale0, Fma3,
                              NumeratorScaled, Fma3, Flags);
 
-  if (!HasFP32Denormals) {
+  if (!PreservesDenormals) {
     // FIXME: This mishandles dynamic denormal mode. We need to query the
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arsenm wrote:

Need to remove the fixmes 

https://github.com/llvm/llvm-project/pull/66346