1 #if ((__ARM_ARCH_6K__ || __ARM_ARCH_6KZ__ || __ARM_ARCH_6ZK__) && !__thumb__) \ 2 || __ARM_ARCH_7A__ || __ARM_ARCH_7R__ || __ARM_ARCH >= 7 3 __pthread_self()4static inline pthread_t __pthread_self() 5 { 6 char *p; 7 __asm__ ( "mrc p15,0,%0,c13,c0,3" : "=r"(p) ); 8 return (void *)(p-sizeof(struct pthread)); 9 } 10 11 #else 12 13 #if __ARM_ARCH_4__ || __ARM_ARCH_4T__ || __ARM_ARCH == 4 14 #define BLX "mov lr,pc\n\tbx" 15 #else 16 #define BLX "blx" 17 #endif 18 __pthread_self()19static inline pthread_t __pthread_self() 20 { 21 extern hidden uintptr_t __a_gettp_ptr; 22 register uintptr_t p __asm__("r0"); 23 __asm__ ( BLX " %1" : "=r"(p) : "r"(__a_gettp_ptr) : "cc", "lr" ); 24 return (void *)(p-sizeof(struct pthread)); 25 } 26 27 #endif 28 29 #define TLS_ABOVE_TP 30 #define GAP_ABOVE_TP 8 31 #define TP_ADJ(p) ((char *)(p) + sizeof(struct pthread)) 32 33 #define MC_PC arm_pc 34