[all-commits] [llvm/llvm-project] c2d4fe: [X86] Remove little support we had for MPX

[Fangrui Song via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: c2d4fe51bb4f98870a2358a32809f849b0751d7c
      https://github.com/llvm/llvm-project/commit/c2d4fe51bb4f98870a2358a32809f849b0751d7c
  Author: Fangrui Song <i at maskray.me>
  Date:   2021-10-12 (Tue, 12 Oct 2021)

  Changed paths:
    M clang/test/CodeGen/ms-inline-asm.c
    M llvm/lib/Target/X86/Disassembler/X86Disassembler.cpp
    M llvm/lib/Target/X86/Disassembler/X86DisassemblerDecoder.h
    M llvm/lib/Target/X86/X86InstrInfo.cpp
    M llvm/lib/Target/X86/X86InstrInfo.td
    R llvm/lib/Target/X86/X86InstrMPX.td
    M llvm/lib/Target/X86/X86RegisterInfo.td
    M llvm/test/CodeGen/X86/ipra-reg-usage.ll
    R llvm/test/MC/X86/mpx-encodings.s
    M llvm/unittests/tools/llvm-exegesis/X86/SnippetGeneratorTest.cpp

  Log Message:
  -----------
  [X86] Remove little support we had for MPX

GCC 9.1 removed Intel MPX support. Linux kernel removed MPX in 2019.
glibc 2.35 will remove MPX.

Our support is limited: we support assembling of bndmov but not bnd.
Just remove it.

Reviewed By: pengfei, skan

Differential Revision: https://reviews.llvm.org/D111517