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[Bug gas/25167] The .code16 directive is broken
From: |
hjl.tools at gmail dot com |
Subject: |
[Bug gas/25167] The .code16 directive is broken |
Date: |
Wed, 06 Nov 2019 15:57:56 +0000 |
https://sourceware.org/bugzilla/show_bug.cgi?id=25167
--- Comment #2 from H.J. Lu <hjl.tools at gmail dot com> ---
[hjl@gnu-skx-1 build-x86_64-linux]$ cat x.s
.code16
rep; movsd
rep; cmpsd
.intel_syntax noprefix
cmpsd dword ptr [si], dword ptr es:[di]
[hjl@gnu-skx-1 build-x86_64-linux]$ ./gas/as-new --32 -o x.o x.s
[hjl@gnu-skx-1 build-x86_64-linux]$ objdump -dw -Mi8086 x.o
x.o: file format elf32-i386
Disassembly of section .text:
00000000 <.text>:
0: f3 a5 rep movsw %ds:(%si),%es:(%di)
2: f3 a7 repz cmpsw %es:(%di),%ds:(%si)
4: a7 cmpsw %es:(%di),%ds:(%si)
[hjl@gnu-skx-1 build-x86_64-linux]$
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