dev/i386/dtrace_isa.c

263 dtrace_getustack_common(uint64_t *pcstack, int pcstack_limit, user_addr_t pc,
288 	while (pc != 0) {
291 			*pcstack++ = (uint64_t)pc;
307 				pc = dtrace_fulword(&gregs[REG_PC]);
315 				pc = dtrace_fuword32(&gregs[EIP]);
324 				pc = dtrace_fuword64((sp + RETURN_OFFSET64));
327 				pc = dtrace_fuword32((sp + RETURN_OFFSET));
353 dtrace_adjust_stack(uint64_t **pcstack, int *pcstack_limit, user_addr_t *pc,
360     ASSERT(pc != NULL);
367 	 * add the current pc as a missing top of stack,
368          * and back the pc up to the caller, which is stored  at the
374         missing_tos = *pc;
377             *pc = dtrace_fuword64(sp);
379             *pc = dtrace_fuword32(sp);
386          * and you'd like to add the pc of the return site
416 	user_addr_t pc, sp, fp;
446 		pc = regs->ss_64.isf.rip;
450 		pc = regs->ss_32.eip;
460 	(void)dtrace_adjust_stack(&pcstack, &pcstack_limit, &pc, sp);
471 	n = dtrace_getustack_common(pcstack, pcstack_limit, pc, fp);
488 	user_addr_t pc, sp, fp;
504 		pc = regs->ss_64.isf.rip;
508 		pc = regs->ss_32.eip;
513 	if (dtrace_adjust_stack(NULL, NULL, &pc, sp) == 1) {
517 	     * Also, as a side effect, the pc might have
531 	n += dtrace_getustack_common(NULL, 0, pc, fp);
541 	user_addr_t pc, sp;
572 	pc = regs->ss_32.eip;
587 	if(dtrace_adjust_stack(&pcstack, &pcstack_limit, &pc, sp) == 1) {
596 	while (pc != 0) {
597 		*pcstack++ = (uint64_t)pc;
613 				pc = dtrace_fulword(&gregs[REG_PC]);
621 				pc = dtrace_fuword32(&gregs[EIP]);
630 				pc = dtrace_fuword64((sp + RETURN_OFFSET64));
633 				pc = dtrace_fuword32((sp + RETURN_OFFSET));
664 	uintptr_t pc;
682 		pc = *(uintptr_t *)(((uintptr_t)fp) + RETURN_OFFSET64);
717 				pcstack[depth++] = (pc_t)pc;
742 	uintptr_t pc;
754 		pc = fp->retaddr;
757 			&& pc  >  (uintptr_t)dtrace_invop_callsite_pre
758 			&& pc  <= (uintptr_t)dtrace_invop_callsite_post) {