[all-commits] [llvm/llvm-project] 74aa44: [X86] Zero out the 32-bit GPRs explicitly

[Bill Wendling via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 74aa44a887732a09bce524cbc6d5039333ddffbe
      https://github.com/llvm/llvm-project/commit/74aa44a887732a09bce524cbc6d5039333ddffbe
  Author: Bill Wendling <isanbard at gmail.com>
  Date:   2022-02-10 (Thu, 10 Feb 2022)

  Changed paths:
    M llvm/lib/Target/X86/X86FrameLowering.cpp
    M llvm/test/CodeGen/X86/zero-call-used-regs.ll

  Log Message:
  -----------
  [X86] Zero out the 32-bit GPRs explicitly

This should ensure that only the 32-bit xors are emitted, and not the
64-bit xors.

Differential Revision: https://reviews.llvm.org/D119523