projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| c906108c SS |
1 | /* Generic simulator stop_reason. |
| 2 | Copyright (C) 1997 Free Software Foundation, Inc. | |
| 3 | Contributed by Cygnus Support. | |
| 4 | ||
| 5 | This file is part of GDB, the GNU debugger. | |
| 6 | ||
| 7 | This program is free software; you can redistribute it and/or modify | |
| 8 | it under the terms of the GNU General Public License as published by | |
| 9 | the Free Software Foundation; either version 2, or (at your option) | |
| 10 | any later version. | |
| 11 | ||
| 12 | This program is distributed in the hope that it will be useful, | |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 15 | GNU General Public License for more details. | |
| 16 | ||
| 17 | You should have received a copy of the GNU General Public License along | |
| 18 | with this program; if not, write to the Free Software Foundation, Inc., | |
| 19 | 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
| 20 | ||
| 21 | #include "sim-main.h" | |
| 22 | #include "sim-assert.h" | |
| 23 | ||
| 24 | /* Generic implementation of sim_stop_reason */ | |
| 25 | ||
| 26 | void | |
| 27 | sim_stop_reason (SIM_DESC sd, enum sim_stop *reason, int *sigrc) | |
| 28 | { | |
| 29 | sim_engine *engine = NULL; | |
| 30 | SIM_ASSERT (STATE_MAGIC (sd) == SIM_MAGIC_NUMBER); | |
| 31 | engine = STATE_ENGINE (sd); | |
| 32 | *reason = engine->reason; | |
| 33 | switch (*reason) | |
| 34 | { | |
| 35 | case sim_exited : | |
| 36 | *sigrc = engine->sigrc; | |
| 37 | break; | |
| 38 | case sim_signalled : | |
| 39 | /* ??? See the comment below case `sim_signalled' in | |
| 40 | gdb/remote-sim.c:gdbsim_wait. | |
| 41 | ??? Consider the case of the target requesting that it | |
| 42 | kill(2) itself with SIGNAL. That SIGNAL, being target | |
| 43 | specific, will not correspond to either of the SIM_SIGNAL | |
| 44 | enum nor the HOST_SIGNAL. A mapping from TARGET_SIGNAL to | |
| 45 | HOST_SIGNAL is needed. */ | |
| 46 | *sigrc = sim_signal_to_host (sd, engine->sigrc); | |
| 47 | break; | |
| 48 | case sim_stopped : | |
| 49 | /* The gdb/simulator interface calls for us to return the host | |
| 50 | version of the signal which gdb then converts into the | |
| 51 | target's version. This is obviously a bit clumsy. */ | |
| 52 | *sigrc = sim_signal_to_host (sd, engine->sigrc); | |
| 53 | break; | |
| 54 | default : | |
| 55 | abort (); | |
| 56 | } | |
| 57 | } |