dtrace/powerpc/dtrace_isa.c

65 dtrace_sp_inkernel(uintptr_t sp, int aframes)
70 	callpc = *(vm_offset_t *)(sp + RETURN_OFFSET64);
72 	callpc = *(vm_offset_t *)(sp + RETURN_OFFSET);
93 dtrace_next_sp(uintptr_t sp)
98 	callpc = *(vm_offset_t *)(sp + RETURN_OFFSET64);
100 	callpc = *(vm_offset_t *)(sp + RETURN_OFFSET);
114 		return (*(uintptr_t *)sp + 48 + sizeof(register_t));
116 		return (*(uintptr_t *)sp + 8 + sizeof(register_t));
119 	return (*(uintptr_t*)sp);
123 dtrace_get_pc(uintptr_t sp)
128 	callpc = *(vm_offset_t *)(sp + RETURN_OFFSET64);
130 	callpc = *(vm_offset_t *)(sp + RETURN_OFFSET);
144 		return (*(uintptr_t *)sp + 48 + offsetof(struct trapframe, lr));
146 		return (*(uintptr_t *)sp + 8 + offsetof(struct trapframe, lr));
163 	uintptr_t osp, sp;
173 	sp = dtrace_getfp();
176 		if (sp <= osp)
179 		if (!dtrace_sp_inkernel(sp, aframes))
181 		callpc = dtrace_get_pc(sp);
193 		osp = sp;
194 		sp = dtrace_next_sp(sp);
204     uintptr_t sp)
220 		if (sp == 0)
224 			pc = dtrace_fuword32((void *)(sp + RETURN_OFFSET));
225 			sp = dtrace_fuword32((void *)sp);
228 			pc = dtrace_fuword64((void *)(sp + RETURN_OFFSET64));
229 			sp = dtrace_fuword64((void *)sp);
241 	uintptr_t pc, sp;
265 	sp = tf->fixreg[1];
285 	n = dtrace_getustack_common(pcstack, pcstack_limit, pc, sp);
302 	uintptr_t pc, sp;
312 	sp = tf->fixreg[1];
325 			pc = dtrace_fuword32((void *) sp);
328 			pc = dtrace_fuword64((void *) sp);
332 	n += dtrace_getustack_common(NULL, 0, pc, sp);
342 	uintptr_t pc, sp;
369 	sp = tf->fixreg[1];
385 			pc = dtrace_fuword32((void *)sp);
388 			pc = dtrace_fuword64((void *)sp);
394 		*fpstack++ = sp;
399 		if (sp == 0)
403 		if (oldcontext == sp + s1 || oldcontext == sp + s2) {
407 			sp = dtrace_fulword(&gregs[REG_FP]);
415 				pc = dtrace_fuword32((void *)(sp + RETURN_OFFSET));
416 				sp = dtrace_fuword32((void *)sp);
419 				pc = dtrace_fuword64((void *)(sp + RETURN_OFFSET64));
420 				sp = dtrace_fuword64((void *)sp);
529 	uintptr_t osp, sp;
534 	sp = dtrace_getfp();
537 		if (sp <= osp)
540 		if (!dtrace_sp_inkernel(sp, aframes))
547 		osp = sp;
548 		sp = *(uintptr_t *)sp;