[all-commits] [llvm/llvm-project] e22295: [X86] Add segment and address-size override prefixes

[Bill Wendling via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: e22295385c7fb1104620a497da8eab935768fd78
      https://github.com/llvm/llvm-project/commit/e22295385c7fb1104620a497da8eab935768fd78
  Author: Bill Wendling <isanbard at gmail.com>
  Date:   2021-01-19 (Tue, 19 Jan 2021)

  Changed paths:
    M llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp
    M llvm/lib/Target/X86/X86InstrSystem.td
    A llvm/test/MC/X86/addr16-32.s
    A llvm/test/MC/X86/segment-prefix.s

  Log Message:
  -----------
  [X86] Add segment and address-size override prefixes

X86 allows for the "addr32" and "addr16" address size override prefixes.
Also, these and the segment override prefixes should be recognized as
valid prefixes.

Differential Revision: https://reviews.llvm.org/D94726