test/MC/X86/code16-32-64.s

   1 # RUN: llvm-mc %s -triple x86_64-linux-gnu -filetype=obj -o - | llvm-objdump -d - | FileCheck %s
   2 # RUN: llvm-mc %s -triple x86_64-windows-msvc -filetype=obj -o - | llvm-objdump -d - | FileCheck %s
   3 # RUN: llvm-mc %s -triple x86_64-apple-macos -filetype=obj -o - | llvm-objdump -d - | FileCheck %s
   4
   5 .text
   6 .global foo
   7 foo:
   8         .code64
   9         movl (%eax), %eax
  10         .code32
  11         movl (%eax), %eax
  12         .code16
  13         movl (%eax), %eax
  14         .code64
  15         retq
  16
  17 # CHECK: foo:
  18 # CHECK-NEXT: 67 8b 00                      movl    (%eax), %eax
  19 # CHECK-NEXT: 8b 00                         movl    (%rax), %eax
  20 # CHECK-NEXT: 67 66 8b 00                   movw    (%eax), %ax
  21 # CHECK-NEXT: c3                            retq