Symbol: _REG_URSP
lib/libc/arch/x86_64/gen/_lwp.c
67
gr[_REG_URSP] = (uintptr_t) sp;
lib/libpthread/arch/x86_64/pthread_md.h
48
#define pthread__uc_sp(ucp) ((ucp)->uc_mcontext.__gregs[_REG_URSP])