[all-commits] [llvm/llvm-project] ed90f1: Revert "[InstSimplify][EarlyCSE] Try to CSE PHI no...

[Owen Anderson via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: ed90f15efb40d26b5d3ead3bb8e9e284218e0186
      https://github.com/llvm/llvm-project/commit/ed90f15efb40d26b5d3ead3bb8e9e284218e0186
  Author: Owen Anderson <resistor at mac.com>
  Date:   2020-08-28 (Fri, 28 Aug 2020)

  Changed paths:
    M llvm/lib/Analysis/InstructionSimplify.cpp
    M llvm/lib/IR/Instruction.cpp
    M llvm/test/CodeGen/X86/statepoint-vector.ll
    M llvm/test/Transforms/EarlyCSE/phi.ll
    M llvm/test/Transforms/InstCombine/merging-multiple-stores-into-successor.ll
    M llvm/test/Transforms/InstCombine/phi-aware-aggregate-reconstruction.ll
    M llvm/test/Transforms/InstCombine/phi-equal-incoming-pointers.ll
    M llvm/test/Transforms/InstCombine/select.ll
    M llvm/test/Transforms/InstSimplify/phi-cse.ll
    M llvm/test/Transforms/JumpThreading/loop-phi.ll
    M llvm/test/Transforms/LoopVectorize/reduction.ll

  Log Message:
  -----------
  Revert "[InstSimplify][EarlyCSE] Try to CSE PHI nodes in the same basic block"

This reverts commit 6102310d814ad73eab60a88b21dd70874f7a056f.  It
appears to cause compilation non-determinism and caused stage3
mismatches.