[all-commits] [llvm/llvm-project] 2db497: [VectorCombine] Simplify to scalar store if only o...

[Qiu Chaofan via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 2db4979c0fe05eac82ca770516057b7b9c4433e3
      https://github.com/llvm/llvm-project/commit/2db4979c0fe05eac82ca770516057b7b9c4433e3
  Author: Qiu Chaofan <qiucofan at cn.ibm.com>
  Date:   2021-05-08 (Sat, 08 May 2021)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/VectorCombine.cpp
    M llvm/test/CodeGen/AMDGPU/opt-pipeline.ll
    M llvm/test/Other/opt-LTO-pipeline.ll
    R llvm/test/Transforms/InstCombine/load-insert-store.ll
    A llvm/test/Transforms/VectorCombine/load-insert-store.ll

  Log Message:
  -----------
  [VectorCombine] Simplify to scalar store if only one element updated

This patch simplifies load-insertelt-store pattern into
getelementptr-store.

Reviewed By: fhahn

Differential Revision: https://reviews.llvm.org/D98240