[all-commits] [llvm/llvm-project] ff2e4c: [instsimplify] Assume storage for byval args doesn...

[Philip Reames via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: ff2e4c04c46a9173489a6aa7dd70b804105f4d03
      https://github.com/llvm/llvm-project/commit/ff2e4c04c46a9173489a6aa7dd70b804105f4d03
  Author: Philip Reames <listmail at philipreames.com>
  Date:   2022-02-18 (Fri, 18 Feb 2022)

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

  Log Message:
  -----------
  [instsimplify] Assume storage for byval args doesn't overlap allocas, globals, or other byval args

This allows us to discharge many pointer comparisons based on byval arguments.

Differential Revision: https://reviews.llvm.org/D120133