[all-commits] [llvm/llvm-project] a4d6c7: [InstSimplify] Fold LoadInst for uniform constant ...

[Kohei Asano via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: a4d6c7dd99cbf1c802c633dc9f73a69131b03fe6
      https://github.com/llvm/llvm-project/commit/a4d6c7dd99cbf1c802c633dc9f73a69131b03fe6
  Author: Kohei Asano <kk.asano.luxy at gmail.com>
  Date:   2023-02-20 (Mon, 20 Feb 2023)

  Changed paths:
    M llvm/lib/Analysis/InstructionSimplify.cpp
    M llvm/test/Transforms/InstSimplify/load.ll

  Log Message:
  -----------
  [InstSimplify] Fold LoadInst for uniform constant global variables

Fold LoadInst for uniformly initialized constants, even if there
are non-constant GEP indices.

Goal proof: https://alive2.llvm.org/ce/z/oZtVby

Motivated by https://github.com/rust-lang/rust/issues/107208

Differential Revision: https://reviews.llvm.org/D144184