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9 lines
227 B

static inline struct pthread *__pthread_self()
{
struct pthread *self;
__asm__ ("movq %%fs:0,%0" : "=r" (self) );
return self;
}
#define PC_AT_SYS(c) \
(*(uint16_t *)(((ucontext_t *)(c))->uc_mcontext.__gregs[16])==0x050f)