[PATCH] D155451: AMDGPU: Fix broken denormal constant folding of canonicalize

[Matt Arsenault via Phabricator via llvm-commits]

arsenm created this revision.
arsenm added reviewers: AMDGPU, rampitec, foad, Pierre-vh.
Herald added subscribers: StephenFan, kerbowa, hiraditya, tpr, dstuttard, yaxunl, jvesely, kzhuravl.
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arsenm requested review of this revision.
Herald added a subscriber: wdng.
Herald added a project: LLVM.

This needs to consider the dynamic denormal mode. It should be
possible to implement a runtime DAZ check with a canonicalize.


https://reviews.llvm.org/D155451

Files:
  llvm/lib/Target/AMDGPU/SIISelLowering.cpp
  llvm/test/CodeGen/AMDGPU/GlobalISel/combine-fcanonicalize.mir
  llvm/test/CodeGen/AMDGPU/fcanonicalize.ll

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