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comparison src/os/unix/ngx_gcc_atomic_x86.h @ 665:0b460e61bdcd default tip

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Merge with nginx 1.0.0.
author Maxim Dounin <mdounin@mdounin.ru>
date Mon, 25 Apr 2011 04:22:17 +0400
parents 5c576ea5dbd9
children
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572:06419a2298a9 665:0b460e61bdcd
120 * to disable the gcc reorder optimizations 120 * to disable the gcc reorder optimizations
121 */ 121 */
122 122
123 #define ngx_memory_barrier() __asm__ volatile ("" ::: "memory") 123 #define ngx_memory_barrier() __asm__ volatile ("" ::: "memory")
124 124
125 /* old as does not support "pause" opcode */ 125 /* old "as" does not support "pause" opcode */
126 #define ngx_cpu_pause() __asm__ (".byte 0xf3, 0x90") 126 #define ngx_cpu_pause() __asm__ (".byte 0xf3, 0x90")