musl/arch/powerpc64/pthread_arch.h
Rich Felker ea71a9004e deduplicate TP_ADJ logic out of each arch, replace with TP_OFFSET
the only part of TP_ADJ that was not uniquely determined by
TLS_ABOVE_TP was the 0x7000 adjustment used mainly on mips and powerpc
variants.
2020-08-24 22:04:52 -04:00

19 lines
410 B
C

static inline struct pthread *__pthread_self()
{
register char *tp __asm__("r13");
__asm__ ("" : "=r" (tp) );
return (pthread_t)(tp - 0x7000 - sizeof(struct pthread));
}
#define TLS_ABOVE_TP
#define GAP_ABOVE_TP 0
#define TP_OFFSET 0x7000
#define DTP_OFFSET 0x8000
// the kernel calls the ip "nip", it's the first saved value after the 32
// GPRs.
#define MC_PC gp_regs[32]
#define CANARY canary_at_end