summaryrefslogblamecommitdiff
path: root/arch/powerpc/pthread_arch.h
blob: 79e5a09f925b75cc797cf8619077d310f7bd0c65 (plain) (tree)
1
2
3
4
5
6
7
8
9

                                              




                                                          
                                               
      



                                                                 
                      

                                                                 

                         

                                                                         
                       
 
                            
static inline struct pthread *__pthread_self()
{
#ifdef __clang__
	char *tp;
	__asm__ __volatile__ ("mr %0, 2" : "=r"(tp) : : );
#else
	register char *tp __asm__("r2");
	__asm__ __volatile__ ("" : "=r" (tp) );
#endif
	return (pthread_t)(tp - 0x7000 - sizeof(struct pthread));
}
                        
#define TLS_ABOVE_TP
#define GAP_ABOVE_TP 0
#define TP_ADJ(p) ((char *)(p) + sizeof(struct pthread) + 0x7000)

#define DTP_OFFSET 0x8000

// the kernel calls the ip "nip", it's the first saved value after the 32
// GPRs.
#define MC_PC gregs[32]

#define CANARY canary_at_end