[PATCH] D157388: [AMDGPU] Support FMin/FMax in AMDGPUAtomicOptimizer.

[Matt Arsenault via Phabricator via llvm-commits]

arsenm accepted this revision.
arsenm added inline comments.
This revision is now accepted and ready to land.


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Comment at: llvm/test/CodeGen/AMDGPU/global_atomic_optimizer_fp_rtn.ll:631-633
+; IR-DPP-NEXT:    [[TMP4:%.*]] = bitcast i64 [[TMP3]] to <2 x i32>
+; IR-DPP-NEXT:    [[TMP5:%.*]] = extractelement <2 x i32> [[TMP4]], i32 0
+; IR-DPP-NEXT:    [[TMP6:%.*]] = extractelement <2 x i32> [[TMP4]], i32 1
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The canonical way to do this extract in the IR is trunc and trunc (lshr x, 32)


Repository:
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CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D157388/new/

https://reviews.llvm.org/D157388