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| author | Fangrui Song <maskray@google.com> | 2021-11-02 20:59:52 -0700 |
|---|---|---|
| committer | Fangrui Song <maskray@google.com> | 2021-11-02 20:59:52 -0700 |
| commit | 6720d36b6623c5e48c070d86acf61198b33e144e (patch) | |
| tree | 3ddec5a324b369b1208fd0215143736a42dd60fb /sysdeps/x86_64 | |
| parent | fdcd177fd36c60ddc9cbc6013831413dbd83c3f9 (diff) | |
| download | glibc-6720d36b6623c5e48c070d86acf61198b33e144e.zip glibc-6720d36b6623c5e48c070d86acf61198b33e144e.tar.gz glibc-6720d36b6623c5e48c070d86acf61198b33e144e.tar.bz2 | |
x86-64: Replace movzx with movzbl
Clang cannot assemble movzx in the AT&T dialect mode.
../sysdeps/x86_64/strcmp.S:2232:16: error: invalid operand for instruction
movzx (%rsi), %ecx
^~~~
Change movzx to movzbl, which follows the AT&T dialect and is used
elsewhere in the file.
Reviewed-by: H.J. Lu <hjl.tools@gmail.com>
Diffstat (limited to 'sysdeps/x86_64')
| -rw-r--r-- | sysdeps/x86_64/multiarch/strcmp-sse42.S | 4 | ||||
| -rw-r--r-- | sysdeps/x86_64/strcmp.S | 4 |
2 files changed, 4 insertions, 4 deletions
diff --git a/sysdeps/x86_64/multiarch/strcmp-sse42.S b/sysdeps/x86_64/multiarch/strcmp-sse42.S index 617d3a3..be1ddb3 100644 --- a/sysdeps/x86_64/multiarch/strcmp-sse42.S +++ b/sysdeps/x86_64/multiarch/strcmp-sse42.S @@ -1770,8 +1770,8 @@ LABEL(strcmp_exitz): .p2align 4 // XXX Same as code above LABEL(Byte0): - movzx (%rsi), %ecx - movzx (%rdi), %eax + movzbl (%rsi), %ecx + movzbl (%rdi), %eax #if defined USE_AS_STRCASECMP_L || defined USE_AS_STRNCASECMP_L leaq _nl_C_LC_CTYPE_tolower+128*4(%rip), %rdx diff --git a/sysdeps/x86_64/strcmp.S b/sysdeps/x86_64/strcmp.S index c7cbe40..bfe83ab 100644 --- a/sysdeps/x86_64/strcmp.S +++ b/sysdeps/x86_64/strcmp.S @@ -2229,8 +2229,8 @@ LABEL(strcmp_exitz): .p2align 4 LABEL(Byte0): - movzx (%rsi), %ecx - movzx (%rdi), %eax + movzbl (%rsi), %ecx + movzbl (%rdi), %eax #if defined USE_AS_STRCASECMP_L || defined USE_AS_STRNCASECMP_L leaq _nl_C_LC_CTYPE_tolower+128*4(%rip), %rdx |