[llvm] [AMDGPU] New intrinsic llvm.amdgcn.pops.exiting.wave.id (PR #89612)

Matt Arsenault via llvm-commits llvm-commits at lists.llvm.org
Thu May 2 02:07:06 PDT 2024


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@@ -1865,6 +1870,12 @@ let SubtargetPredicate = isNotGFX9Plus in {
 def : GetFPModePat<fpmode_mask_gfx6plus>;
 }
 
+let SubtargetPredicate = isGFX9GFX10 in
+def : GCNPat<
+  (int_amdgcn_pops_exiting_wave_id),
+  (S_MOV_B32_sideeffects (i32 SRC_POPS_EXITING_WAVE_ID))
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arsenm wrote:

This sounds like a bug to me. I would assume inaccessiblememonly + readnone is not sufficient to allow CSE 

https://github.com/llvm/llvm-project/pull/89612


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