1 #if ((__ARM_ARCH_6K__ || __ARM_ARCH_6KZ__ || __ARM_ARCH_6ZK__) && !__thumb__) \ 2 || __ARM_ARCH_7A__ || __ARM_ARCH_7R__ || __ARM_ARCH >= 7 3 __get_tp()4static inline uintptr_t __get_tp() 5 { 6 uintptr_t tp; 7 __asm__ ( "mrc p15,0,%0,c13,c0,3" : "=r"(tp) ); 8 return tp; 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 __get_tp()19static inline uintptr_t __get_tp() 20 { 21 extern hidden uintptr_t __a_gettp_ptr; 22 register uintptr_t tp __asm__("r0"); 23 __asm__ ( BLX " %1" : "=r"(tp) : "r"(__a_gettp_ptr) : "cc", "lr" ); 24 return tp; 25 } 26 27 #endif 28 29 extern pthread_t __pthread_self(); 30 31 #define TLS_ABOVE_TP 32 #define GAP_ABOVE_TP 8 33 34 #define MC_PC arm_pc 35