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comparison src/os/unix/ngx_atomic.h @ 433:9a97dcdd2421

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nginx-0.0.11-2004-09-21-19:47:05 import
author Igor Sysoev <igor@sysoev.ru>
date Tue, 21 Sep 2004 15:47:05 +0000
parents 5e73d0ea4dab
children 5cdc4838d4e8
comparison
equal deleted inserted replaced
432:11362a3e3911 433:9a97dcdd2421
84 new = old + 1; 84 new = old + 1;
85 res = new; 85 res = new;
86 86
87 __asm__ volatile ( 87 __asm__ volatile (
88 88
89 "casa [%1]ASI_P, %2, %0" 89 "casa [%1] 0x80, %2, %0"
90 90
91 : "+r" (res) : "r" (value), "r" (old)); 91 : "+r" (res) : "r" (value), "r" (old));
92 92
93 if (res == old) { 93 if (res == old) {
94 return new; 94 return new;
110 { 110 {
111 uint32_t res = (uint32_t) set; 111 uint32_t res = (uint32_t) set;
112 112
113 __asm__ volatile ( 113 __asm__ volatile (
114 114
115 "casa [%1]ASI_P, %2, %0" 115 "casa [%1] 0x80, %2, %0"
116 116
117 : "+r" (res) : "r" (lock), "r" (old)); 117 : "+r" (res) : "r" (lock), "r" (old));
118 118
119 return (res == old); 119 return (res == old);
120 } 120 }
122 #else 122 #else
123 123
124 typedef volatile uint32_t ngx_atomic_t; 124 typedef volatile uint32_t ngx_atomic_t;
125 125
126 /* STUB */ 126 /* STUB */
127 #define ngx_atomic_inc(x) (*(x))++; 127 #define ngx_atomic_inc(x) ++(*(x));
128 #define ngx_atomic_dec(x) (*(x))--; 128 #define ngx_atomic_dec(x) --(*(x));
129 #define ngx_atomic_cmp_set(lock, old, set) 1 129 #define ngx_atomic_cmp_set(lock, old, set) 1
130 /**/ 130 /**/
131 131
132 #endif 132 #endif
133 133