diff options
| author | Uros Bizjak <uros@gcc.gnu.org> | 2012-07-03 09:24:10 +0200 |
|---|---|---|
| committer | Uros Bizjak <uros@gcc.gnu.org> | 2012-07-03 09:24:10 +0200 |
| commit | 68a12ef35b38746594c034a71d74dd6d68b775c0 (patch) | |
| tree | 8849e6d14281c455d4dfeb286d419086995bcc7f /libgomp/config | |
| parent | 43283548c184deca6ba9df2f31fe38e9a12738f2 (diff) | |
| download | gcc-68a12ef35b38746594c034a71d74dd6d68b775c0.zip gcc-68a12ef35b38746594c034a71d74dd6d68b775c0.tar.gz gcc-68a12ef35b38746594c034a71d74dd6d68b775c0.tar.bz2 | |
xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.
gcc/
2012-07-03 Uros Bizjak <ubizjak@gmail.com>
* config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.
libgomp/
2012-07-03 Uros Bizjak <ubizjak@gmail.com>
* config/linux/x86/futex.h (cpu_relax): Use __builtin_ia32_pause.
* testsuite/libgomp.c/sort-1.c (busy_wait): Ditto.
libitm/
2012-07-03 Uros Bizjak <ubizjak@gmail.com>
* config/x86/target.h (cpu_relax): Use __builtin_ia32_pause.
From-SVN: r189194
Diffstat (limited to 'libgomp/config')
| -rw-r--r-- | libgomp/config/linux/x86/futex.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libgomp/config/linux/x86/futex.h b/libgomp/config/linux/x86/futex.h index f6d26dc..8e87de1 100644 --- a/libgomp/config/linux/x86/futex.h +++ b/libgomp/config/linux/x86/futex.h @@ -143,5 +143,5 @@ futex_wake (int *addr, int count) static inline void cpu_relax (void) { - __asm volatile ("rep; nop" : : : "memory"); + __builtin_ia32_pause (); } |