Lines Matching refs:regs
149 restore_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs)
152 struct switch_stack *sw = (struct switch_stack *)regs - 1;
153 long err = __get_user(regs->pc, &sc->sc_pc);
160 err |= __get_user(regs->r0, sc->sc_regs+0);
161 err |= __get_user(regs->r1, sc->sc_regs+1);
162 err |= __get_user(regs->r2, sc->sc_regs+2);
163 err |= __get_user(regs->r3, sc->sc_regs+3);
164 err |= __get_user(regs->r4, sc->sc_regs+4);
165 err |= __get_user(regs->r5, sc->sc_regs+5);
166 err |= __get_user(regs->r6, sc->sc_regs+6);
167 err |= __get_user(regs->r7, sc->sc_regs+7);
168 err |= __get_user(regs->r8, sc->sc_regs+8);
176 err |= __get_user(regs->r16, sc->sc_regs+16);
177 err |= __get_user(regs->r17, sc->sc_regs+17);
178 err |= __get_user(regs->r18, sc->sc_regs+18);
179 err |= __get_user(regs->r19, sc->sc_regs+19);
180 err |= __get_user(regs->r20, sc->sc_regs+20);
181 err |= __get_user(regs->r21, sc->sc_regs+21);
182 err |= __get_user(regs->r22, sc->sc_regs+22);
183 err |= __get_user(regs->r23, sc->sc_regs+23);
184 err |= __get_user(regs->r24, sc->sc_regs+24);
185 err |= __get_user(regs->r25, sc->sc_regs+25);
186 err |= __get_user(regs->r26, sc->sc_regs+26);
187 err |= __get_user(regs->r27, sc->sc_regs+27);
188 err |= __get_user(regs->r28, sc->sc_regs+28);
189 err |= __get_user(regs->gp, sc->sc_regs+29);
207 struct pt_regs *regs = current_pt_regs();
218 if (restore_sigcontext(sc, regs))
223 send_sig_fault(SIGTRAP, TRAP_BRKPT, (void __user *) regs->pc,
235 struct pt_regs *regs = current_pt_regs();
246 if (restore_sigcontext(&frame->uc.uc_mcontext, regs))
251 send_sig_fault(SIGTRAP, TRAP_BRKPT, (void __user *) regs->pc,
272 setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs,
275 struct switch_stack *sw = (struct switch_stack *)regs - 1;
280 err |= __put_user(regs->pc, &sc->sc_pc);
283 err |= __put_user(regs->r0 , sc->sc_regs+0);
284 err |= __put_user(regs->r1 , sc->sc_regs+1);
285 err |= __put_user(regs->r2 , sc->sc_regs+2);
286 err |= __put_user(regs->r3 , sc->sc_regs+3);
287 err |= __put_user(regs->r4 , sc->sc_regs+4);
288 err |= __put_user(regs->r5 , sc->sc_regs+5);
289 err |= __put_user(regs->r6 , sc->sc_regs+6);
290 err |= __put_user(regs->r7 , sc->sc_regs+7);
291 err |= __put_user(regs->r8 , sc->sc_regs+8);
299 err |= __put_user(regs->r16, sc->sc_regs+16);
300 err |= __put_user(regs->r17, sc->sc_regs+17);
301 err |= __put_user(regs->r18, sc->sc_regs+18);
302 err |= __put_user(regs->r19, sc->sc_regs+19);
303 err |= __put_user(regs->r20, sc->sc_regs+20);
304 err |= __put_user(regs->r21, sc->sc_regs+21);
305 err |= __put_user(regs->r22, sc->sc_regs+22);
306 err |= __put_user(regs->r23, sc->sc_regs+23);
307 err |= __put_user(regs->r24, sc->sc_regs+24);
308 err |= __put_user(regs->r25, sc->sc_regs+25);
309 err |= __put_user(regs->r26, sc->sc_regs+26);
310 err |= __put_user(regs->r27, sc->sc_regs+27);
311 err |= __put_user(regs->r28, sc->sc_regs+28);
312 err |= __put_user(regs->gp , sc->sc_regs+29);
321 err |= __put_user(regs->trap_a0, &sc->sc_traparg_a0);
322 err |= __put_user(regs->trap_a1, &sc->sc_traparg_a1);
323 err |= __put_user(regs->trap_a2, &sc->sc_traparg_a2);
329 setup_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs)
339 err |= setup_sigcontext(&frame->sc, regs, set->sig[0], oldsp);
359 regs->r26 = r26;
360 regs->r27 = regs->pc = (unsigned long) ksig->ka.sa.sa_handler;
361 regs->r16 = ksig->sig; /* a0: signal number */
362 regs->r17 = 0; /* a1: exception code */
363 regs->r18 = (unsigned long) &frame->sc; /* a2: sigcontext pointer */
368 current->comm, current->pid, frame, regs->pc, regs->r26);
374 setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs)
391 err |= setup_sigcontext(&frame->uc.uc_mcontext, regs,
413 regs->r26 = r26;
414 regs->r27 = regs->pc = (unsigned long) ksig->ka.sa.sa_handler;
415 regs->r16 = ksig->sig; /* a0: signal number */
416 regs->r17 = (unsigned long) &frame->info; /* a1: siginfo pointer */
417 regs->r18 = (unsigned long) &frame->uc; /* a2: ucontext pointer */
422 current->comm, current->pid, frame, regs->pc, regs->r26);
433 handle_signal(struct ksignal *ksig, struct pt_regs *regs)
439 ret = setup_rt_frame(ksig, oldset, regs);
441 ret = setup_frame(ksig, oldset, regs);
448 struct pt_regs *regs, struct k_sigaction *ka)
450 switch (regs->r0) {
454 regs->r0 = EINTR;
459 regs->r0 = r0; /* reset v0 and a3 and replay syscall */
460 regs->r19 = r19;
461 regs->pc -= 4;
464 regs->r0 = EINTR;
484 do_signal(struct pt_regs *regs, unsigned long r0, unsigned long r19)
495 syscall_restart(r0, r19, regs, &ksig.ka);
496 handle_signal(&ksig, regs);
500 switch (regs->r0) {
505 regs->r0 = r0;
506 regs->r19 = r19;
507 regs->pc -= 4;
511 regs->r0 = __NR_restart_syscall;
512 regs->pc -= 4;
523 do_work_pending(struct pt_regs *regs, unsigned long thread_flags,
535 do_signal(regs, r0, r19);
538 resume_user_mode_work(regs);