[all-commits] [llvm/llvm-project] fc7cda: [GVN] Refactor handling of pointer-select in GVN pass

[Sergey Kachkov via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: fc7cdaa373308ce3d72218b4d80101ae19850a6c
      https://github.com/llvm/llvm-project/commit/fc7cdaa373308ce3d72218b4d80101ae19850a6c
  Author: Sergey Kachkov <sergey.kachkov at syntacore.com>
  Date:   2023-01-16 (Mon, 16 Jan 2023)

  Changed paths:
    M llvm/include/llvm/Analysis/MemoryDependenceAnalysis.h
    M llvm/lib/Analysis/MemoryDependenceAnalysis.cpp
    M llvm/lib/Transforms/Scalar/GVN.cpp
    M llvm/test/Transforms/GVN/PRE/pre-load-through-select.ll

  Log Message:
  -----------
  [GVN] Refactor handling of pointer-select in GVN pass

This patch introduces new type of memory dependency - Select to
consistently handle it like Def/Clobber dependency.

Differential Revision: https://reviews.llvm.org/D141619