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| author | Ulrich Drepper <drepper@redhat.com> | 2004-12-22 20:10:10 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2004-12-22 20:10:10 +0000 |
| commit | a334319f6530564d22e775935d9c91663623a1b4 (patch) | |
| tree | b5877475619e4c938e98757d518bb1e9cbead751 /include/atomic.h | |
| parent | 0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (diff) | |
| download | glibc-a334319f6530564d22e775935d9c91663623a1b4.tar glibc-a334319f6530564d22e775935d9c91663623a1b4.tar.gz glibc-a334319f6530564d22e775935d9c91663623a1b4.tar.bz2 glibc-a334319f6530564d22e775935d9c91663623a1b4.zip | |
(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.
Diffstat (limited to 'include/atomic.h')
| -rw-r--r-- | include/atomic.h | 82 |
1 files changed, 3 insertions, 79 deletions
diff --git a/include/atomic.h b/include/atomic.h index d44728b215..8a23f6ee9e 100644 --- a/include/atomic.h +++ b/include/atomic.h @@ -1,5 +1,5 @@ /* Internal macros for atomic operations for GNU C Library. - Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. + Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -108,7 +108,7 @@ __typeof (*(mem)) __value = (newvalue); \ \ do \ - __oldval = *__memp; \ + __oldval = (*__memp); \ while (__builtin_expect (atomic_compare_and_exchange_bool_acq (__memp, \ __value, \ __oldval),\ @@ -130,7 +130,7 @@ __typeof (*(mem)) __value = (value); \ \ do \ - __oldval = *__memp; \ + __oldval = (*__memp); \ while (__builtin_expect (atomic_compare_and_exchange_bool_acq (__memp, \ __oldval \ + __value,\ @@ -141,41 +141,6 @@ #endif - -#ifndef atomic_max -# define atomic_max(mem, value) \ - do { \ - __typeof (*(mem)) __oldval; \ - __typeof (mem) __memp = (mem); \ - __typeof (*(mem)) __value = (value); \ - do { \ - __oldval = *__memp; \ - if (__oldval >= __value) \ - break; \ - } while (__builtin_expect (atomic_compare_and_exchange_bool_acq (__memp, \ - __value, \ - __oldval),\ - 0)); \ - } while (0) -#endif - -#ifndef atomic_min -# define atomic_min(mem, value) \ - do { \ - __typeof (*(mem)) __oldval; \ - __typeof (mem) __memp = (mem); \ - __typeof (*(mem)) __value = (value); \ - do { \ - __oldval = *__memp; \ - if (__oldval <= __value) \ - break; \ - } while (__builtin_expect (atomic_compare_and_exchange_bool_acq (__memp, \ - __value, \ - __oldval),\ - 0)); \ - } while (0) -#endif - #ifndef atomic_add # define atomic_add(mem, value) (void) atomic_exchange_and_add ((mem), (value)) #endif @@ -273,41 +238,6 @@ __oldval & __mask; }) #endif -/* Atomically *mem &= mask and return the old value of *mem. */ -#ifndef atomic_and -# define atomic_and(mem, mask) \ - ({ __typeof (*(mem)) __oldval; \ - __typeof (mem) __memp = (mem); \ - __typeof (*(mem)) __mask = (mask); \ - \ - do \ - __oldval = (*__memp); \ - while (__builtin_expect (atomic_compare_and_exchange_bool_acq (__memp, \ - __oldval \ - & __mask, \ - __oldval),\ - 0)); \ - \ - __oldval; }) -#endif - -/* Atomically *mem |= mask and return the old value of *mem. */ -#ifndef atomic_or -# define atomic_or(mem, mask) \ - ({ __typeof (*(mem)) __oldval; \ - __typeof (mem) __memp = (mem); \ - __typeof (*(mem)) __mask = (mask); \ - \ - do \ - __oldval = (*__memp); \ - while (__builtin_expect (atomic_compare_and_exchange_bool_acq (__memp, \ - __oldval \ - | __mask, \ - __oldval),\ - 0)); \ - \ - __oldval; }) -#endif #ifndef atomic_full_barrier # define atomic_full_barrier() __asm ("" ::: "memory") @@ -324,12 +254,6 @@ #endif -#ifndef atomic_forced_read -# define atomic_forced_read(x) \ - ({ __typeof (x) __x; __asm ("" : "=r" (__x) : "0" (x)); __x; }) -#endif - - #ifndef atomic_delay # define atomic_delay() do { /* nothing */ } while (0) #endif |