Changeset e7b7be3f in mainline for uspace/libc/arch/amd64/include/atomic.h
- Timestamp:
- 2007-01-22T13:10:08Z (17 years ago)
- Branches:
- lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
- Children:
- 0f3fc9b
- Parents:
- 62c63fc
- File:
-
- 1 edited
Legend:
- Unmodified
- Added
- Removed
-
uspace/libc/arch/amd64/include/atomic.h
r62c63fc re7b7be3f 39 39 40 40 static inline void atomic_inc(atomic_t *val) { 41 __asm__volatile ("lock incq %0\n" : "=m" (val->count));41 asm volatile ("lock incq %0\n" : "=m" (val->count)); 42 42 } 43 43 44 44 static inline void atomic_dec(atomic_t *val) { 45 __asm__volatile ("lock decq %0\n" : "=m" (val->count));45 asm volatile ("lock decq %0\n" : "=m" (val->count)); 46 46 } 47 47 … … 50 50 long r; 51 51 52 __asm__volatile (52 asm volatile ( 53 53 "movq $1, %0\n" 54 54 "lock xaddq %0, %1\n" … … 63 63 long r; 64 64 65 __asm__volatile (65 asm volatile ( 66 66 "movq $-1, %0\n" 67 67 "lock xaddq %0, %1\n"
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