[PATCH] D140208: [AMDGPU] Improved wide multiplies tests

[Jessica Del via Phabricator via llvm-commits]

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These checks show optimized instructions if an operand is known to be
(partially) zero.

Change-Id: Ie2f6d0d3ee9d5b279d1f4c1dd0787492e39cc77a


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D140208

Files:
  llvm/test/CodeGen/AMDGPU/GlobalISel/mul-known-bits.i64.ll

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