Differences From Artifact [61a2fa833b]:
- File src/atomic_x86.h — part of check-in [c7f0229795] at 2020-01-02 01:51:34 on branch trunk — Update copyright (user: js, size: 9001) [annotate] [blame] [check-ins using] [more...]
To Artifact [7fb17d08ce]:
- File
src/atomic_x86.h
— part of check-in
[c859e2230c]
at
2020-12-12 22:31:19
on branch trunk
— Remove OF_*_ASM defines
Duplicating defines for every CPU architecture is not very useful. (user: js, size: 8957) [annotate] [blame] [check-ins using] [more...]
| ︙ | |||
24 25 26 27 28 29 30 | 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 | - + | __asm__ __volatile__ ( "lock\n\t" "xaddl %0, %2\n\t" "addl %1, %0" : "+&r"(i) : "r"(i), "m"(*p) ); |
| ︙ | |||
57 58 59 60 61 62 63 | 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 | - + - + |
return i;
}
static OF_INLINE void *_Nullable
of_atomic_ptr_add(void *volatile _Nullable *_Nonnull p, intptr_t i)
{
|
| ︙ | |||
92 93 94 95 96 97 98 | 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 | - + | "negl %0\n\t" "lock\n\t" "xaddl %0, %2\n\t" "subl %1, %0" : "+&r"(i) : "r"(i), "m"(*p) ); |
| ︙ | |||
127 128 129 130 131 132 133 | 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 | - + - + |
return i;
}
static OF_INLINE void *_Nullable
of_atomic_ptr_sub(void *volatile _Nullable *_Nonnull p, intptr_t i)
{
|
| ︙ | |||
167 168 169 170 171 172 173 | 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 | - + | "incl %0\n\t" "lock\n\t" "xaddl %0, %1\n\t" "incl %0" : "=&r"(i) : "m"(*p) ); |
| ︙ | |||
218 219 220 221 222 223 224 | 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 | - + | "decl %0\n\t" "lock\n\t" "xaddl %0, %1\n\t" "decl %0" : "=&r"(i) : "m"(*p) ); |
| ︙ | |||
270 271 272 273 274 275 276 | 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 | - + | "lock\n\t" "cmpxchg %0, %2\n\t" "jne 0b" : "=&r"(i) : "r"(i), "m"(*p) : "eax", "cc" ); |
| ︙ | |||
326 327 328 329 330 331 332 | 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 | - + | "lock\n\t" "cmpxchg %0, %2\n\t" "jne 0b" : "=&r"(i) : "r"(i), "m"(*p) : "eax", "cc" ); |
| ︙ | |||
382 383 384 385 386 387 388 | 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 | - + | "lock\n\t" "cmpxchg %0, %2\n\t" "jne 0b" : "=&r"(i) : "r"(i), "m"(*p) : "eax", "cc" ); |
| ︙ |