[llvm] [AMDGPU] Fix `HasFP32Denormals` check in FDIV32 lowering (PR #66212)

[Matt Arsenault via llvm-commits]

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@@ -4737,7 +4737,7 @@ bool AMDGPULegalizerInfo::legalizeFDIV32(MachineInstr &MI,
 
   // FIXME: This mishandles dynamic denormal mode. We need to query the
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arsenm wrote:

This is still broken, we're just changing the mode incorrectly in the other direction 

https://github.com/llvm/llvm-project/pull/66212