[PATCH] D113448: [AMDGPU] Check for unneeded shift mask in shift PatFrags.

[Jay Foad via Phabricator via llvm-commits]

foad added inline comments.


================
Comment at: llvm/test/CodeGen/AMDGPU/GlobalISel/fshl.ll:2927
 ; GFX10-NEXT:    v_xor_b32_e32 v3, -1, v2
+; GFX10-NEXT:    v_and_b32_e32 v2, 15, v2
 ; GFX10-NEXT:    v_lshrrev_b16 v1, 1, v1
----------------
@abinavpp Something has gone wrong here. These ANDs were removed by D110231, but now they have come back.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D113448/new/

https://reviews.llvm.org/D113448