[all-commits] [llvm/llvm-project] 2058c9: [InstCombine] limit bitcast+insertelement transfor...

[RotateRight via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 2058c98715f6baf59fae1e1d617958cea39236b4
      https://github.com/llvm/llvm-project/commit/2058c98715f6baf59fae1e1d617958cea39236b4
  Author: Sanjay Patel <spatel at rotateright.com>
  Date:   2020-05-06 (Wed, 06 May 2020)

  Changed paths:
    M llvm/lib/Transforms/InstCombine/InstCombineCasts.cpp
    M llvm/test/Transforms/InstCombine/bitcast-vec-canon.ll

  Log Message:
  -----------
  [InstCombine] limit bitcast+insertelement transform to x86 MMX type

This is unusual for the general case because we are replacing
1 instruction with 2.

Splitting from a potential conflicting transform in D79171