57 lines
1.9 KiB
C
57 lines
1.9 KiB
C
/* Generic simulator stop_reason.
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Copyright (C) 1997 Free Software Foundation, Inc.
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Contributed by Cygnus Support.
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This file is part of GDB, the GNU debugger.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#include "sim-main.h"
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#include "sim-assert.h"
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/* Generic implementation of sim_stop_reason */
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void
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sim_stop_reason (SIM_DESC sd, enum sim_stop *reason, int *sigrc)
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{
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sim_engine *engine = NULL;
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SIM_ASSERT (STATE_MAGIC (sd) == SIM_MAGIC_NUMBER);
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engine = STATE_ENGINE (sd);
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*reason = engine->reason;
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switch (*reason)
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{
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case sim_exited :
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*sigrc = engine->sigrc;
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break;
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case sim_signalled :
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/* ??? See the comment below case `sim_signalled' in
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gdb/remote-sim.c:gdbsim_wait.
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??? Consider the case of the target requesting that it
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kill(2) itself with SIGNAL. That SIGNAL, being target
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specific, will not correspond to either of the SIM_SIGNAL
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enum nor the HOST_SIGNAL. A mapping from TARGET_SIGNAL to
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HOST_SIGNAL is needed. */
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*sigrc = sim_signal_to_host (sd, engine->sigrc);
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break;
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case sim_stopped :
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/* The gdb/simulator interface calls for us to return the host
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version of the signal which gdb then converts into the
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target's version. This is obviously a bit clumsy. */
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*sigrc = sim_signal_to_host (sd, engine->sigrc);
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break;
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default :
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abort ();
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}
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}
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