arch/arm/stdatomic.c

228 	uint32_t old, temp, ras_start;					\
239 		"\t"ldr" %0, %4\n"	/* Load old value. */		\
248 		: "=&r" (old), "=m" (*mem), "=&r" (temp)		\
250 	return (old);							\
258 	uint32_t expected, old, temp, ras_start;			\
270 		"\t"ldr" %0, %5\n"	/* Load old value. */		\
280 		: "=&r" (old), "=m" (*mem), "=&r" (temp)		\
283 	if (old == expected) {						\
286 		*pexpected = old;					\
295 	uint32_t old, temp, ras_start;					\
306 		"\t"ldr" %0, %4\n"	/* Load old value. */		\
316 		: "=&r" (old), "=m" (*mem), "=&r" (temp)		\
318 	return (old);							\
377 /* Implementations for old GCC versions, lacking support for atomics. */
462 	reg_t val32, negmask, old;					\
474 		"\tldrex %0, %6\n"	/* Load old value. */		\
475 		"\tand   %2, %5, %0\n"	/* Remove the old value. */	\
480 		: "=&r" (old.v32), "=m" (*mem32), "=&r" (temp1),	\
483 	return (get_##N(&old, mem));					\
495 	reg_t expected32, desired32, posmask, old;			\
510 		"\tldrex %0, %8\n"	/* Load old value. */		\
511 		"\tand   %2, %6, %0\n"	/* Isolate the old value. */	\
514 		"\tand   %2, %7, %0\n"	/* Remove the old value. */	\
520 		: "=&r" (old), "=m" (*mem32), "=&r" (temp1),		\
524 	return (get_##N(&old, mem));					\
535 	reg_t val32, posmask, old;					\
548 		"\tldrex %0, %7\n"	/* Load old value. */		\
551 		"\tand   %3, %6, %0\n"	/* Remove the old value. */	\
556 		: "=&r" (old.v32), "=m" (*mem32), "=&r" (temp1),	\
560 	return (get_##N(&old, mem));					\
573 	reg_t val32, old;						\
583 		"\tldrex %0, %5\n"	/* Load old value. */		\
588 		: "=&r" (old.v32), "=m" (*mem32), "=&r" (temp1),	\
591 	return (get_##N(&old, mem));					\
608 	uint32_t old, temp;
613 		"\tldrex %0, %4\n"	/* Load old value. */
617 		: "=&r" (old), "=m" (*mem), "=&r" (temp)
619 	return (old);
626 	uint32_t old, temp;
631 		"\tldrex %0, %5\n"	/* Load old value. */
638 		: "=&r" (old), "=m" (*mem), "=&r" (temp)
640 	return (old);
647 	uint32_t old, temp1, temp2;					\
652 		"\tldrex %0, %5\n"	/* Load old value. */		\
657 		: "=&r" (old), "=m" (*mem), "=&r" (temp1),		\
660 	return (old);							\
759 	uint32_t old, temp, ras_start;					\
770 		"\t"ldr" %0, %4\n"	/* Load old value. */		\
779 		: "=&r" (old), "=m" (*mem), "=&r" (temp)		\
781 	return (old);							\
789 	uint32_t old, temp, ras_start;					\
800 		"\t"ldr" %0, %5\n"	/* Load old value. */		\
810 		: "=&r" (old), "=m" (*mem), "=&r" (temp)		\
813 	return (old);							\
820 	uint32_t old, temp, ras_start;					\
831 		"\t"ldr" %0, %4\n"	/* Load old value. */		\
841 		: "=&r" (old), "=m" (*mem), "=&r" (temp)		\
843 	return (old);							\