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author | Eric Botcazou <ebotcazou@adacore.com> | 2012-02-29 20:49:30 +0000 |
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committer | Eric Botcazou <ebotcazou@gcc.gnu.org> | 2012-02-29 20:49:30 +0000 |
commit | a339c9d606640b6161b8c623041bd6c403b4bcb3 (patch) | |
tree | b660878e3028e93c71eb17e0314c417defcaacde /libgomp | |
parent | b65734ac6cce34b9f4963f4ad3922eba9b48a441 (diff) | |
download | gcc-a339c9d606640b6161b8c623041bd6c403b4bcb3.zip gcc-a339c9d606640b6161b8c623041bd6c403b4bcb3.tar.gz gcc-a339c9d606640b6161b8c623041bd6c403b4bcb3.tar.bz2 |
* config/linux/sparc/futex.h (cpu_relax): Read from CC register.
From-SVN: r184672
Diffstat (limited to 'libgomp')
-rw-r--r-- | libgomp/ChangeLog | 4 | ||||
-rw-r--r-- | libgomp/config/linux/sparc/futex.h | 6 |
2 files changed, 5 insertions, 5 deletions
diff --git a/libgomp/ChangeLog b/libgomp/ChangeLog index c0d578f..44fabda 100644 --- a/libgomp/ChangeLog +++ b/libgomp/ChangeLog @@ -1,3 +1,7 @@ +2012-02-29 Eric Botcazou <ebotcazou@adacore.com> + + * config/linux/sparc/futex.h (cpu_relax): Read from CC register. + 2012-02-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> PR libstdc++/52188 diff --git a/libgomp/config/linux/sparc/futex.h b/libgomp/config/linux/sparc/futex.h index 6c60044..96e37b8 100644 --- a/libgomp/config/linux/sparc/futex.h +++ b/libgomp/config/linux/sparc/futex.h @@ -90,9 +90,5 @@ futex_wake (int *addr, int count) static inline void cpu_relax (void) { -#if defined __arch64__ || defined __sparc_v9__ - __asm volatile ("membar #LoadLoad" : : : "memory"); -#else - __asm volatile ("" : : : "memory"); -#endif + __asm volatile ("rd %%ccr, %%g0" : : : "memory"); } |