[PATCH] D156893: [AMDGPU] Skip debug instruction uses while optimizing live range of a reg in SIOptimizeVGPRLiveRange

Matt Arsenault via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Aug 2 07:22:59 PDT 2023


arsenm accepted this revision.
arsenm added a comment.
This revision is now accepted and ready to land.

Don't know where the debug info went, MIR or less deletable test may be useful



================
Comment at: llvm/test/CodeGen/AMDGPU/si-optimize-vgpr-live-range-dbg-instr.ll:38-44
+; GCN-NEXT:    v_mov_b32_e32 v3, 0
+; GCN-NEXT:    v_mov_b32_e32 v4, v3
+; GCN-NEXT:    s_waitcnt vmcnt(0)
+; GCN-NEXT:    flat_store_dwordx2 v[1:2], v[3:4]
+; GCN-NEXT:    s_or_b64 exec, exec, s[4:5]
+; GCN-NEXT:    s_waitcnt vmcnt(0) lgkmcnt(0)
+; GCN-NEXT:    s_setpc_b64 s[30:31]
----------------
I don't know where the debug info went in the output


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https://reviews.llvm.org/D156893



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