[all-commits] [llvm/llvm-project] dd7148: [InstCombine][AMDGPU] Trim components of s_buffer_...

Piotr Sobczak via All-commits all-commits at lists.llvm.org
Thu Jan 30 01:48:43 PST 2020


  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: dd7148822bdc640f3a21a750e94b1fac0050d065
      https://github.com/llvm/llvm-project/commit/dd7148822bdc640f3a21a750e94b1fac0050d065
  Author: Piotr Sobczak <Piotr.Sobczak at amd.com>
  Date:   2020-01-30 (Thu, 30 Jan 2020)

  Changed paths:
    M llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp
    M llvm/test/Transforms/InstCombine/AMDGPU/amdgcn-demanded-vector-elts.ll

  Log Message:
  -----------
  [InstCombine][AMDGPU] Trim components of s_buffer_load

Summary:
Add trimming of unused components of s_buffer_load.

For s_buffer_load and unformatted buffer_load also trim unused
components at the beginning of vector and update offset accordingly.

Subscribers: kzhuravl, jvesely, wdng, nhaehnle, yaxunl, dstuttard, tpr, t-tye, hiraditya, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D71785




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