Attachment #366444 for bug #476834

Lines 191-199 static inline int _D__atomic_cmpxchg(volatile int *ptr, int old, int _new) Link Here

(-)a/lib/direct/atomic.h (-3 / +3 lines)
191		191
192	do {	192	do {
193	__asm__ __volatile__("@ atomic_cmpxchg\n"	193	__asm__ __volatile__("@ atomic_cmpxchg\n"
		194	"movs %0, #0\n"
194	"ldrex %1, [%2]\n"	195	"ldrex %1, [%2]\n"
195	"mov %0, #0\n"	196	"cmp %1, %3\n"
196	"teq %1, %3\n"	197	"it eq\n"
197	"strexeq %0, %4, [%2]\n"	198	"strexeq %0, %4, [%2]\n"
198	: "=&r" (res), "=&r" (oldval)	199	: "=&r" (res), "=&r" (oldval)
199	: "r" (ptr), "Ir" (old), "r" (_new)	200	: "r" (ptr), "Ir" (old), "r" (_new)
200	-

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