[PATCH] D130680: [IntegerDivision][AMDGPU] Use CreateLogicalOr to block poison propagation.

[Matt Arsenault via Phabricator via llvm-commits]

arsenm added inline comments.


================
Comment at: llvm/test/CodeGen/AMDGPU/srem64.ll:1023-1027
+; GCN-IR-NEXT:    v_cmp_eq_u64_e64 s[20:21], s[10:11], 63
 ; GCN-IR-NEXT:    s_or_b64 s[14:15], s[14:15], s[18:19]
-; GCN-IR-NEXT:    v_cmp_ne_u64_e64 s[18:19], s[10:11], 63
-; GCN-IR-NEXT:    s_xor_b64 s[20:21], s[14:15], -1
-; GCN-IR-NEXT:    s_and_b64 s[18:19], s[20:21], s[18:19]
-; GCN-IR-NEXT:    s_and_b64 vcc, exec, s[18:19]
+; GCN-IR-NEXT:    s_or_b64 s[18:19], s[14:15], s[20:21]
+; GCN-IR-NEXT:    s_andn2_b64 vcc, exec, s[18:19]
+; GCN-IR-NEXT:    s_mov_b32 s13, 0
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These are all small improvements


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D130680/new/

https://reviews.llvm.org/D130680