134 lines
2.7 KiB
C
134 lines
2.7 KiB
C
/* Simulator signal support
|
|
Copyright (C) 1997-2016 Free Software Foundation, Inc.
|
|
Contributed by Cygnus Support
|
|
|
|
This file is part of the GNU Simulators.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>. */
|
|
|
|
#include <signal.h>
|
|
#include "sim-main.h"
|
|
|
|
/* Convert SIM_SIGFOO to SIGFOO.
|
|
What to do when the host doesn't have SIGFOO is handled on a case by case
|
|
basis. Generally, in the case of passing a value back to gdb, we want gdb
|
|
to not think the process has died (so it can be debugged at the point of
|
|
failure). */
|
|
|
|
#ifdef _WIN32
|
|
#ifndef SIGTRAP
|
|
#define SIGTRAP 5
|
|
#endif
|
|
#ifndef SIGBUS
|
|
#define SIGBUS 10
|
|
#endif
|
|
#ifndef SIGQUIT
|
|
#define SIGQUIT 3
|
|
#endif
|
|
#endif
|
|
|
|
int
|
|
sim_signal_to_host (SIM_DESC sd, SIM_SIGNAL sig)
|
|
{
|
|
switch (sig)
|
|
{
|
|
case SIM_SIGINT :
|
|
return SIGINT;
|
|
|
|
case SIM_SIGABRT :
|
|
return SIGABRT;
|
|
|
|
case SIM_SIGILL :
|
|
#ifdef SIGILL
|
|
return SIGILL;
|
|
#else
|
|
return SIGSEGV;
|
|
#endif
|
|
|
|
case SIM_SIGTRAP :
|
|
return SIGTRAP;
|
|
|
|
case SIM_SIGBUS :
|
|
#ifdef SIGBUS
|
|
return SIGBUS;
|
|
#else
|
|
return SIGSEGV;
|
|
#endif
|
|
|
|
case SIM_SIGSEGV :
|
|
return SIGSEGV;
|
|
|
|
case SIM_SIGXCPU :
|
|
#ifdef SIGXCPU
|
|
return SIGXCPU;
|
|
#endif
|
|
break;
|
|
|
|
case SIM_SIGFPE:
|
|
#ifdef SIGFPE
|
|
return SIGFPE;
|
|
#endif
|
|
break;
|
|
|
|
case SIM_SIGNONE:
|
|
return 0;
|
|
break;
|
|
}
|
|
|
|
sim_io_eprintf (sd, "sim_signal_to_host: unknown signal: %d\n", sig);
|
|
#ifdef SIGHUP
|
|
return SIGHUP; /* FIXME: Suggestions? */
|
|
#else
|
|
return 1;
|
|
#endif
|
|
}
|
|
|
|
enum gdb_signal
|
|
sim_signal_to_gdb_signal (SIM_DESC sd, SIM_SIGNAL sig)
|
|
{
|
|
switch (sig)
|
|
{
|
|
case SIM_SIGINT :
|
|
return GDB_SIGNAL_INT;
|
|
|
|
case SIM_SIGABRT :
|
|
return GDB_SIGNAL_ABRT;
|
|
|
|
case SIM_SIGILL :
|
|
return GDB_SIGNAL_ILL;
|
|
|
|
case SIM_SIGTRAP :
|
|
return GDB_SIGNAL_TRAP;
|
|
|
|
case SIM_SIGBUS :
|
|
return GDB_SIGNAL_BUS;
|
|
|
|
case SIM_SIGSEGV :
|
|
return GDB_SIGNAL_SEGV;
|
|
|
|
case SIM_SIGXCPU :
|
|
return GDB_SIGNAL_XCPU;
|
|
|
|
case SIM_SIGFPE:
|
|
return GDB_SIGNAL_FPE;
|
|
break;
|
|
|
|
case SIM_SIGNONE:
|
|
return GDB_SIGNAL_0;
|
|
break;
|
|
}
|
|
|
|
sim_io_eprintf (sd, "sim_signal_to_host: unknown signal: %d\n", sig);
|
|
return GDB_SIGNAL_HUP;
|
|
}
|