[all-commits] [llvm/llvm-project] 15d5c5: [InstCombine] Improvement the analytics through th...

[Allen via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 15d5c59280c9943b23a372ca5fdd8a88ce930514
      https://github.com/llvm/llvm-project/commit/15d5c59280c9943b23a372ca5fdd8a88ce930514
  Author: Zhongyunde <zhongyunde at huawei.com>
  Date:   2023-03-01 (Wed, 01 Mar 2023)

  Changed paths:
    M llvm/lib/Analysis/InstructionSimplify.cpp
    M llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp
    M llvm/test/CodeGen/AMDGPU/branch-relaxation.ll
    M llvm/test/CodeGen/AMDGPU/collapse-endcf.ll
    M llvm/test/CodeGen/AMDGPU/infinite-loop.ll
    M llvm/test/CodeGen/AMDGPU/uniform-cfg.ll
    M llvm/test/CodeGen/Thumb2/mve-memtp-branch.ll
    M llvm/test/Transforms/AggressiveInstCombine/lower-table-based-cttz-basics.ll
    M llvm/test/Transforms/InstCombine/urem-via-cmp-select.ll
    M llvm/test/Transforms/InstSimplify/select-implied.ll
    M llvm/test/Transforms/LoopUnroll/runtime-exit-phi-scev-invalidation.ll
    M llvm/test/Transforms/LoopUnroll/runtime-loop-at-most-two-exits.ll

  Log Message:
  -----------
  [InstCombine] Improvement the analytics through the dominating condition

Address the dominating condition, the urem fold is benefit from the analytics improvements.
Fix https://github.com/llvm/llvm-project/issues/60546

NOTE: delete the calls in simplifyBinaryIntrinsic and foldICmpWithDominatingICmp
is used to reduce compile time.

Reviewed By: nikic, arsenm, erikdesjardins
Differential Revision: https://reviews.llvm.org/D144248