1993-09-18 01:27:43 +08:00
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/* Generic remote debugging interface for simulators.
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1994-05-19 04:42:06 +08:00
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Copyright 1993, 1994 Free Software Foundation, Inc.
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1993-09-18 01:27:43 +08:00
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Contributed by Cygnus Support.
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1994-05-19 04:42:06 +08:00
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Steve Chamberlain (sac@cygnus.com).
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1993-01-04 06:36:04 +08:00
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This file is part of GDB.
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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 of the License, or
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(at your option) 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
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along with this program; if not, write to the Free Software
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1995-08-02 11:41:12 +08:00
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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1993-01-04 06:36:04 +08:00
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#include "defs.h"
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#include "inferior.h"
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#include "wait.h"
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#include "value.h"
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* configure.in: Check for working mmap, ansi headers, string.h,
strings.h, and memory.h.
* configure: Regenerated.
* gdb_stat.h: New file, "portable" <sys/stat.h>.
* gdb_string.h: New file, "portable" <string.h>.
* altos-xdep.c, arm-tdep.c, arm-xdep.c, convex-tdep.c,
convex-xdep.c, coredep.c, cxux-nat.c, dbxread.c, exec.c,
gould-xdep.c, hppa-tdep.c, i386aix-nat.c, i386b-nat.c,
i386mach-nat.c, i386v-nat.c, infptrace.c, m88k-nat.c, main.c,
mdebugread.c, objfiles.c, os9kread.c, procfs.c, pyr-xdep.c,
rs6000-nat.c, source.c, standalone.c, stuff.c, sun386-nat.c,
symfile.c, symm-nat.c, symm-tdep.c, symtab.c, top.c, ultra3-nat.c,
ultra3-xdep.c, umax-xdep.c, xcoffread.c: Include "gdb_stat.h"
instead of <sys/stat.h>.
* alpha-tdep.c, breakpoint.c, buildsym.c, c-typeprint.c,
ch-typeprint.c, coffread.c, command.c, core-sol2.c, core-svr4.c,
core.c, corelow.c, cp-valprint.c, dbxread.c, dcache.c, demangle.c,
dpx2-nat.c, dstread.c, dwarfread.c, elfread.c, environ.c, eval.c,
exec.c, f-lang.c, f-typeprint.c, f-valprint.c, findvar.c,
fork-child.c, gdbtypes.c, hpread.c, i386-tdep.c, infcmd.c,
inflow.c, infptrace.c, infrun.c, irix5-nat.c, language.c,
m2-typeprint.c, main.c, mdebugread.c, minsyms.c, mipsread.c,
monitor.c, nlmread.c, objfiles.c, os9kread.c, osfsolib.c, parse.c,
printcmd.c, procfs.c, regex.c, remote-adapt.c, remote-arc.c,
remote-array.c, remote-bug.c, remote-e7000.c, remote-eb.c,
remote-es.c, remote-hms.c, remote-mm.c, remote-os9k.c,
remote-pa.c, remote-sim.c, remote-st.c, remote-udi.c,
remote-utils.c, remote-vx.c, remote-vx29k.c, remote-vx68.c,
remote-vx960.c, remote-vxmips.c, remote-vxsparc.c, remote.c,
solib.c, somread.c, source.c, stabsread.c, stack.c, symfile.c,
symmisc.c, symtab.c, target.c, top.c, typeprint.c, utils.c,
valarith.c, valops.c, valprint.c, values.c, xcoffread.c: Include
"gdb_string.h" instead of <string.h>.
* gdbtk.c: Likewise.
* config/xm-sysv4.h, i386/xm-ptx.h, m68k/xm-sun3os4.h,
sparc/xm-sun4os4.h (HAVE_MMAP): Removed.
* config/xm-lynx.h, config/i386/xm-ptx.h,
config/m68k/nm-apollo68b.h, config/m68k/xm-hp300hpux.h,
config/mips/xm-irix3.h, config/mips/xm-mips.h,
config/mips/xm-news-mips.h, config/mips/xm-riscos.h,
config/pa/hppah.h, config/rs6000/xm-rs6000.h,
config/sparc/xm-sun4os4.h, config/sparc/xm-sun4sol2.h,
config/vax/xm-vaxbsd.h, config/vax/xm-vaxult.h,
config/vax/xm-vaxult2.h (MEM_FNS_DECLARED): Removed.
* config/mips/xm-irix3.h, config/mips/xm-mips.h,
config/pa/xm-hppah.h (memcpy, memset): Removed declarations.
1995-08-02 04:14:27 +08:00
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#include "gdb_string.h"
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1993-01-04 06:36:04 +08:00
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#include <ctype.h>
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#include <fcntl.h>
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#include <signal.h>
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#include <setjmp.h>
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#include <errno.h>
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#include "terminal.h"
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#include "target.h"
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#include "gdbcore.h"
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1993-10-13 03:03:59 +08:00
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#include "remote-sim.h"
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1993-10-08 08:37:19 +08:00
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#include "remote-utils.h"
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1995-10-07 03:06:13 +08:00
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#include "callback.h"
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1993-09-18 01:27:43 +08:00
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1996-08-13 08:01:37 +08:00
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/* Prototypes */
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static void dump_mem PARAMS ((char *buf, int len));
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static void gdbsim_fetch_register PARAMS ((int regno));
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static void gdbsim_store_register PARAMS ((int regno));
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static void gdbsim_kill PARAMS ((void));
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static void gdbsim_load PARAMS ((char *prog, int fromtty));
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static void gdbsim_create_inferior PARAMS ((char *exec_file, char *args, char **env));
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static void gdbsim_open PARAMS ((char *args, int from_tty));
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static void gdbsim_close PARAMS ((int quitting));
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static void gdbsim_detach PARAMS ((char *args, int from_tty));
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static void gdbsim_resume PARAMS ((int pid, int step, enum target_signal siggnal));
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static int gdbsim_wait PARAMS ((int pid, struct target_waitstatus *status));
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static void gdbsim_prepare_to_store PARAMS ((void));
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static int gdbsim_xfer_inferior_memory PARAMS ((CORE_ADDR memaddr,
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char *myaddr, int len,
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int write,
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struct target_ops *target));
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static void gdbsim_files_info PARAMS ((struct target_ops *target));
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static void gdbsim_mourn_inferior PARAMS ((void));
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static void simulator_command PARAMS ((char *args, int from_tty));
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1993-09-18 01:27:43 +08:00
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/* Naming convention:
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sim_* are the interface to the simulator (see remote-sim.h).
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1995-09-20 23:37:50 +08:00
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sim_callback_* are the stuff which the simulator can see inside GDB.
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1993-09-18 01:27:43 +08:00
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gdbsim_* are stuff which is internal to gdb. */
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1993-01-04 06:36:04 +08:00
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/* Forward data declarations */
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1993-09-18 01:27:43 +08:00
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extern struct target_ops gdbsim_ops;
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1993-01-04 06:36:04 +08:00
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1993-09-18 01:27:43 +08:00
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static int program_loaded = 0;
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static void
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dump_mem (buf, len)
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char *buf;
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1993-01-04 06:36:04 +08:00
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int len;
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{
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1993-09-18 01:27:43 +08:00
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if (len <= 8)
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{
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if (len == 8 || len == 4)
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{
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long l[2];
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memcpy (l, buf, len);
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printf_filtered ("\t0x%x", l[0]);
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printf_filtered (len == 8 ? " 0x%x\n" : "\n", l[1]);
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}
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else
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{
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int i;
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printf_filtered ("\t");
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for (i = 0; i < len; i++)
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printf_filtered ("0x%x ", buf[i]);
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printf_filtered ("\n");
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}
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}
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}
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static void
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gdbsim_fetch_register (regno)
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int regno;
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{
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if (regno == -1)
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{
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for (regno = 0; regno < NUM_REGS; regno++)
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gdbsim_fetch_register (regno);
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}
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else
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{
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char buf[MAX_REGISTER_RAW_SIZE];
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sim_fetch_register (regno, buf);
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supply_register (regno, buf);
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if (sr_get_debug ())
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{
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printf_filtered ("gdbsim_fetch_register: %d", regno);
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/* FIXME: We could print something more intelligible. */
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dump_mem (buf, REGISTER_RAW_SIZE (regno));
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}
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}
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1993-01-04 06:36:04 +08:00
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}
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1995-09-20 23:32:41 +08:00
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1993-01-07 02:22:01 +08:00
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static void
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1993-09-18 01:27:43 +08:00
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gdbsim_store_register (regno)
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1993-01-04 06:36:04 +08:00
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int regno;
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{
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if (regno == -1)
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1993-09-18 01:27:43 +08:00
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{
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for (regno = 0; regno < NUM_REGS; regno++)
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gdbsim_store_register (regno);
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}
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else
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{
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/* FIXME: Until read_register() returns LONGEST, we have this. */
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1993-10-30 00:35:22 +08:00
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char tmp[MAX_REGISTER_RAW_SIZE];
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read_register_gen (regno, tmp);
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sim_store_register (regno, tmp);
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1993-09-18 01:27:43 +08:00
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if (sr_get_debug ())
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{
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printf_filtered ("gdbsim_store_register: %d", regno);
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/* FIXME: We could print something more intelligible. */
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1993-10-30 00:35:22 +08:00
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dump_mem (tmp, REGISTER_RAW_SIZE (regno));
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1993-09-18 01:27:43 +08:00
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}
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}
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1993-01-04 06:36:04 +08:00
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}
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1994-05-19 04:42:06 +08:00
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/* Kill the running program. This may involve closing any open files
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and releasing other resources acquired by the simulated program. */
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1993-09-18 01:27:43 +08:00
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static void
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gdbsim_kill ()
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{
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if (sr_get_debug ())
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printf_filtered ("gdbsim_kill\n");
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sim_kill (); /* close fd's, remove mappings */
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inferior_pid = 0;
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}
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/* Load an executable file into the target process. This is expected to
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not only bring new code into the target process, but also to update
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GDB's symbol tables to match. */
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1993-01-04 06:36:04 +08:00
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static void
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1993-09-18 01:27:43 +08:00
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gdbsim_load (prog, fromtty)
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char *prog;
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int fromtty;
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1993-01-04 06:36:04 +08:00
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{
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1993-09-18 01:27:43 +08:00
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if (sr_get_debug ())
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printf_filtered ("gdbsim_load: prog \"%s\"\n", prog);
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1993-01-04 06:36:04 +08:00
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1994-05-19 04:42:06 +08:00
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inferior_pid = 0;
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/* This must be done before calling gr_load_image. */
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1993-09-18 01:27:43 +08:00
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program_loaded = 1;
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1994-05-19 04:42:06 +08:00
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if (sim_load (prog, fromtty) != 0)
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1995-09-29 08:14:01 +08:00
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generic_load (prog, fromtty);
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1993-09-18 01:27:43 +08:00
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}
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1993-01-04 06:36:04 +08:00
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1993-09-18 01:27:43 +08:00
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/* Start an inferior process and set inferior_pid to its pid.
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EXEC_FILE is the file to run.
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ALLARGS is a string containing the arguments to the program.
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ENV is the environment vector to pass. Errors reported with error().
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On VxWorks and various standalone systems, we ignore exec_file. */
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1993-01-04 06:36:04 +08:00
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/* This is called not only when we first attach, but also when the
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user types "run" after having attached. */
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1993-09-18 01:27:43 +08:00
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static void
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gdbsim_create_inferior (exec_file, args, env)
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char *exec_file;
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1993-01-04 06:36:04 +08:00
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char *args;
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char **env;
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{
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1994-05-19 04:42:06 +08:00
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int len;
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1993-09-18 01:27:43 +08:00
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char *arg_buf,**argv;
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1994-05-19 04:42:06 +08:00
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CORE_ADDR entry_pt;
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1993-01-04 06:36:04 +08:00
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1993-09-18 01:27:43 +08:00
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if (! program_loaded)
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error ("No program loaded.");
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1993-01-04 06:36:04 +08:00
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1993-09-18 01:27:43 +08:00
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if (sr_get_debug ())
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printf_filtered ("gdbsim_create_inferior: exec_file \"%s\", args \"%s\"\n",
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exec_file, args);
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if (exec_file == 0 || exec_bfd == 0)
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error ("No exec file specified.");
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1993-01-04 06:36:04 +08:00
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1994-05-19 04:42:06 +08:00
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entry_pt = (CORE_ADDR) bfd_get_start_address (exec_bfd);
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1993-09-18 01:27:43 +08:00
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1996-08-13 08:01:37 +08:00
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gdbsim_kill ();
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1993-09-18 01:27:43 +08:00
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remove_breakpoints ();
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1993-01-04 06:36:04 +08:00
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init_wait_for_inferior ();
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1993-09-18 01:27:43 +08:00
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len = 5 + strlen (exec_file) + 1 + strlen (args) + 1 + /*slop*/ 10;
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arg_buf = (char *) alloca (len);
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arg_buf[0] = '\0';
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strcat (arg_buf, exec_file);
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strcat (arg_buf, " ");
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strcat (arg_buf, args);
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argv = buildargv (arg_buf);
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make_cleanup (freeargv, (char *) argv);
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1994-05-19 04:42:06 +08:00
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sim_create_inferior (entry_pt, argv, env);
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1993-09-18 01:27:43 +08:00
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inferior_pid = 42;
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insert_breakpoints (); /* Needed to get correct instruction in cache */
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1994-01-07 00:34:51 +08:00
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proceed (entry_pt, TARGET_SIGNAL_DEFAULT, 0);
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1993-09-18 01:27:43 +08:00
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}
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1993-01-04 06:36:04 +08:00
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1993-09-18 01:27:43 +08:00
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/* The open routine takes the rest of the parameters from the command,
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and (if successful) pushes a new target onto the stack.
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Targets should supply this routine, if only to provide an error message. */
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/* Called when selecting the simulator. EG: (gdb) target sim name. */
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1993-01-04 06:36:04 +08:00
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1993-01-07 02:22:01 +08:00
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static void
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1993-09-18 01:27:43 +08:00
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gdbsim_open (args, from_tty)
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char *args;
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1993-01-04 06:36:04 +08:00
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int from_tty;
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{
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1993-09-18 01:27:43 +08:00
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if (sr_get_debug ())
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1994-05-19 04:42:06 +08:00
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printf_filtered ("gdbsim_open: args \"%s\"\n", args ? args : "(null)");
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1995-10-07 08:31:18 +08:00
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sim_set_callbacks (&default_callback);
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default_callback.init (&default_callback);
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1995-11-06 19:43:04 +08:00
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sim_open (args);
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1993-09-18 01:27:43 +08:00
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push_target (&gdbsim_ops);
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target_fetch_registers (-1);
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printf_filtered ("Connected to the simulator.\n");
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1993-01-04 06:36:04 +08:00
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|
|
}
|
|
|
|
|
1993-09-18 01:27:43 +08:00
|
|
|
/* Does whatever cleanup is required for a target that we are no longer
|
|
|
|
going to be calling. Argument says whether we are quitting gdb and
|
|
|
|
should not get hung in case of errors, or whether we want a clean
|
|
|
|
termination even if it takes a while. This routine is automatically
|
|
|
|
always called just before a routine is popped off the target stack.
|
|
|
|
Closing file descriptors and freeing memory are typical things it should
|
|
|
|
do. */
|
1993-01-04 06:36:04 +08:00
|
|
|
/* Close out all files and local state before this target loses control. */
|
|
|
|
|
1993-01-07 02:22:01 +08:00
|
|
|
static void
|
1993-09-18 01:27:43 +08:00
|
|
|
gdbsim_close (quitting)
|
1993-01-04 06:36:04 +08:00
|
|
|
int quitting;
|
|
|
|
{
|
1993-09-18 01:27:43 +08:00
|
|
|
if (sr_get_debug ())
|
|
|
|
printf_filtered ("gdbsim_close: quitting %d\n", quitting);
|
|
|
|
|
|
|
|
program_loaded = 0;
|
|
|
|
|
1994-05-19 04:42:06 +08:00
|
|
|
sim_close (quitting);
|
1993-01-04 06:36:04 +08:00
|
|
|
}
|
|
|
|
|
1993-09-18 01:27:43 +08:00
|
|
|
/* Takes a program previously attached to and detaches it.
|
|
|
|
The program may resume execution (some targets do, some don't) and will
|
|
|
|
no longer stop on signals, etc. We better not have left any breakpoints
|
|
|
|
in the program or it'll die when it hits one. ARGS is arguments
|
|
|
|
typed by the user (e.g. a signal to send the process). FROM_TTY
|
|
|
|
says whether to be verbose or not. */
|
1993-01-04 06:36:04 +08:00
|
|
|
/* Terminate the open connection to the remote debugger.
|
1993-09-18 01:27:43 +08:00
|
|
|
Use this when you want to detach and do something else with your gdb. */
|
|
|
|
|
|
|
|
static void
|
|
|
|
gdbsim_detach (args,from_tty)
|
1993-01-04 06:36:04 +08:00
|
|
|
char *args;
|
|
|
|
int from_tty;
|
|
|
|
{
|
1993-09-18 01:27:43 +08:00
|
|
|
if (sr_get_debug ())
|
|
|
|
printf_filtered ("gdbsim_detach: args \"%s\"\n", args);
|
1993-01-07 02:22:01 +08:00
|
|
|
|
1993-09-18 01:27:43 +08:00
|
|
|
pop_target (); /* calls gdbsim_close to do the real work */
|
|
|
|
if (from_tty)
|
|
|
|
printf_filtered ("Ending simulator %s debugging\n", target_shortname);
|
1993-01-04 06:36:04 +08:00
|
|
|
}
|
|
|
|
|
1993-09-18 01:27:43 +08:00
|
|
|
/* Resume execution of the target process. STEP says whether to single-step
|
|
|
|
or to run free; SIGGNAL is the signal value (e.g. SIGINT) to be given
|
|
|
|
to the target, or zero for no signal. */
|
|
|
|
|
|
|
|
static void
|
|
|
|
gdbsim_resume (pid, step, siggnal)
|
* target.h: Add enum target_waitkind, enum target_signal, and
struct target_waitstatus. Change status argument to target_wait to
be struct target_waitstatus * instead of int *.
* target.h, infrun.c, all targets: Change type of signal arguments
to resume(), proceed(), and target_resume() from int to enum
target_signal.
* All targets (*_wait, *_resume): Change accordingly.
* infcmd.c (program_info, signal_command), throughout infrun.c,
* fork-child.c, solib.c, hppa-tdep.c, osfsolib.c: Use this stuff.
* convex-xdep.c, convex-tdep.c: Add FIXME's (getting the Convex
signal code stuff right with the new signals would be non-trivial).
* inferior.h (stop_signal): Make it enum target_signal not int.
* target.c, target.h (target_signal_to_string, target_signal_to_name,
target_signal_from_name): New functions.
* inftarg.c, target.h (target_signal_to_host, target_signal_from_host,
store_waitstatus): New functions.
* procfs.c (procfs_notice_signals): Use them.
* i960-tdep.c (i960_fault_to_signal): New function, to replace
print_fault.
* config/i960/tm-i960.h: Don't define PRINT_RANDOM_SIGNAL.
1994-01-05 05:53:53 +08:00
|
|
|
int pid, step;
|
|
|
|
enum target_signal siggnal;
|
1993-09-18 01:27:43 +08:00
|
|
|
{
|
1996-05-15 22:28:34 +08:00
|
|
|
if (inferior_pid != 42)
|
|
|
|
error ("The program is not being run.");
|
|
|
|
|
1993-09-18 01:27:43 +08:00
|
|
|
if (sr_get_debug ())
|
|
|
|
printf_filtered ("gdbsim_resume: step %d, signal %d\n", step, siggnal);
|
1993-01-04 06:36:04 +08:00
|
|
|
|
* target.h: Add enum target_waitkind, enum target_signal, and
struct target_waitstatus. Change status argument to target_wait to
be struct target_waitstatus * instead of int *.
* target.h, infrun.c, all targets: Change type of signal arguments
to resume(), proceed(), and target_resume() from int to enum
target_signal.
* All targets (*_wait, *_resume): Change accordingly.
* infcmd.c (program_info, signal_command), throughout infrun.c,
* fork-child.c, solib.c, hppa-tdep.c, osfsolib.c: Use this stuff.
* convex-xdep.c, convex-tdep.c: Add FIXME's (getting the Convex
signal code stuff right with the new signals would be non-trivial).
* inferior.h (stop_signal): Make it enum target_signal not int.
* target.c, target.h (target_signal_to_string, target_signal_to_name,
target_signal_from_name): New functions.
* inftarg.c, target.h (target_signal_to_host, target_signal_from_host,
store_waitstatus): New functions.
* procfs.c (procfs_notice_signals): Use them.
* i960-tdep.c (i960_fault_to_signal): New function, to replace
print_fault.
* config/i960/tm-i960.h: Don't define PRINT_RANDOM_SIGNAL.
1994-01-05 05:53:53 +08:00
|
|
|
sim_resume (step, target_signal_to_host (siggnal));
|
1993-09-18 01:27:43 +08:00
|
|
|
}
|
1993-01-04 06:36:04 +08:00
|
|
|
|
1993-09-18 01:27:43 +08:00
|
|
|
/* Wait for inferior process to do something. Return pid of child,
|
|
|
|
or -1 in case of error; store status through argument pointer STATUS,
|
|
|
|
just as `wait' would. */
|
1993-01-04 06:36:04 +08:00
|
|
|
|
1993-09-18 01:27:43 +08:00
|
|
|
static int
|
1993-10-16 14:42:02 +08:00
|
|
|
gdbsim_wait (pid, status)
|
|
|
|
int pid;
|
* target.h: Add enum target_waitkind, enum target_signal, and
struct target_waitstatus. Change status argument to target_wait to
be struct target_waitstatus * instead of int *.
* target.h, infrun.c, all targets: Change type of signal arguments
to resume(), proceed(), and target_resume() from int to enum
target_signal.
* All targets (*_wait, *_resume): Change accordingly.
* infcmd.c (program_info, signal_command), throughout infrun.c,
* fork-child.c, solib.c, hppa-tdep.c, osfsolib.c: Use this stuff.
* convex-xdep.c, convex-tdep.c: Add FIXME's (getting the Convex
signal code stuff right with the new signals would be non-trivial).
* inferior.h (stop_signal): Make it enum target_signal not int.
* target.c, target.h (target_signal_to_string, target_signal_to_name,
target_signal_from_name): New functions.
* inftarg.c, target.h (target_signal_to_host, target_signal_from_host,
store_waitstatus): New functions.
* procfs.c (procfs_notice_signals): Use them.
* i960-tdep.c (i960_fault_to_signal): New function, to replace
print_fault.
* config/i960/tm-i960.h: Don't define PRINT_RANDOM_SIGNAL.
1994-01-05 05:53:53 +08:00
|
|
|
struct target_waitstatus *status;
|
1993-01-04 06:36:04 +08:00
|
|
|
{
|
1993-10-24 05:56:47 +08:00
|
|
|
int sigrc;
|
1993-10-27 00:34:01 +08:00
|
|
|
enum sim_stop reason;
|
1993-10-24 05:56:47 +08:00
|
|
|
|
1993-09-18 01:27:43 +08:00
|
|
|
if (sr_get_debug ())
|
* target.h: Add enum target_waitkind, enum target_signal, and
struct target_waitstatus. Change status argument to target_wait to
be struct target_waitstatus * instead of int *.
* target.h, infrun.c, all targets: Change type of signal arguments
to resume(), proceed(), and target_resume() from int to enum
target_signal.
* All targets (*_wait, *_resume): Change accordingly.
* infcmd.c (program_info, signal_command), throughout infrun.c,
* fork-child.c, solib.c, hppa-tdep.c, osfsolib.c: Use this stuff.
* convex-xdep.c, convex-tdep.c: Add FIXME's (getting the Convex
signal code stuff right with the new signals would be non-trivial).
* inferior.h (stop_signal): Make it enum target_signal not int.
* target.c, target.h (target_signal_to_string, target_signal_to_name,
target_signal_from_name): New functions.
* inftarg.c, target.h (target_signal_to_host, target_signal_from_host,
store_waitstatus): New functions.
* procfs.c (procfs_notice_signals): Use them.
* i960-tdep.c (i960_fault_to_signal): New function, to replace
print_fault.
* config/i960/tm-i960.h: Don't define PRINT_RANDOM_SIGNAL.
1994-01-05 05:53:53 +08:00
|
|
|
printf_filtered ("gdbsim_wait\n");
|
|
|
|
|
1993-10-27 00:34:01 +08:00
|
|
|
sim_stop_reason (&reason, &sigrc);
|
* target.h: Add enum target_waitkind, enum target_signal, and
struct target_waitstatus. Change status argument to target_wait to
be struct target_waitstatus * instead of int *.
* target.h, infrun.c, all targets: Change type of signal arguments
to resume(), proceed(), and target_resume() from int to enum
target_signal.
* All targets (*_wait, *_resume): Change accordingly.
* infcmd.c (program_info, signal_command), throughout infrun.c,
* fork-child.c, solib.c, hppa-tdep.c, osfsolib.c: Use this stuff.
* convex-xdep.c, convex-tdep.c: Add FIXME's (getting the Convex
signal code stuff right with the new signals would be non-trivial).
* inferior.h (stop_signal): Make it enum target_signal not int.
* target.c, target.h (target_signal_to_string, target_signal_to_name,
target_signal_from_name): New functions.
* inftarg.c, target.h (target_signal_to_host, target_signal_from_host,
store_waitstatus): New functions.
* procfs.c (procfs_notice_signals): Use them.
* i960-tdep.c (i960_fault_to_signal): New function, to replace
print_fault.
* config/i960/tm-i960.h: Don't define PRINT_RANDOM_SIGNAL.
1994-01-05 05:53:53 +08:00
|
|
|
switch (reason)
|
|
|
|
{
|
|
|
|
case sim_exited:
|
|
|
|
status->kind = TARGET_WAITKIND_EXITED;
|
|
|
|
status->value.integer = sigrc;
|
|
|
|
break;
|
|
|
|
case sim_stopped:
|
|
|
|
status->kind = TARGET_WAITKIND_STOPPED;
|
|
|
|
/* The signal in sigrc is a host signal. That probably
|
|
|
|
should be fixed. */
|
|
|
|
status->value.sig = target_signal_from_host (sigrc);
|
|
|
|
break;
|
|
|
|
case sim_signalled:
|
|
|
|
status->kind = TARGET_WAITKIND_SIGNALLED;
|
|
|
|
/* The signal in sigrc is a host signal. That probably
|
|
|
|
should be fixed. */
|
|
|
|
status->value.sig = target_signal_from_host (sigrc);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
1993-10-08 07:21:02 +08:00
|
|
|
return inferior_pid;
|
1993-01-04 06:36:04 +08:00
|
|
|
}
|
|
|
|
|
1993-09-18 01:27:43 +08:00
|
|
|
/* Get ready to modify the registers array. On machines which store
|
|
|
|
individual registers, this doesn't need to do anything. On machines
|
|
|
|
which store all the registers in one fell swoop, this makes sure
|
|
|
|
that registers contains all the registers from the program being
|
|
|
|
debugged. */
|
|
|
|
|
1993-01-04 06:36:04 +08:00
|
|
|
static void
|
1993-09-18 01:27:43 +08:00
|
|
|
gdbsim_prepare_to_store ()
|
1993-01-04 06:36:04 +08:00
|
|
|
{
|
1993-09-18 01:27:43 +08:00
|
|
|
/* Do nothing, since we can store individual regs */
|
1993-01-04 06:36:04 +08:00
|
|
|
}
|
|
|
|
|
1993-09-18 01:27:43 +08:00
|
|
|
static int
|
|
|
|
gdbsim_xfer_inferior_memory (memaddr, myaddr, len, write, target)
|
1993-01-04 06:36:04 +08:00
|
|
|
CORE_ADDR memaddr;
|
|
|
|
char *myaddr;
|
|
|
|
int len;
|
|
|
|
int write;
|
|
|
|
struct target_ops *target; /* ignored */
|
|
|
|
{
|
1993-09-18 01:27:43 +08:00
|
|
|
if (! program_loaded)
|
|
|
|
error ("No program loaded.");
|
|
|
|
|
|
|
|
if (sr_get_debug ())
|
|
|
|
{
|
|
|
|
printf_filtered ("gdbsim_xfer_inferior_memory: myaddr 0x%x, memaddr 0x%x, len %d, write %d\n",
|
|
|
|
myaddr, memaddr, len, write);
|
|
|
|
if (sr_get_debug () && write)
|
|
|
|
dump_mem(myaddr, len);
|
|
|
|
}
|
|
|
|
|
1993-01-04 06:36:04 +08:00
|
|
|
if (write)
|
1993-09-18 01:27:43 +08:00
|
|
|
{
|
|
|
|
len = sim_write (memaddr, myaddr, len);
|
|
|
|
}
|
1993-01-04 06:36:04 +08:00
|
|
|
else
|
1993-09-18 01:27:43 +08:00
|
|
|
{
|
|
|
|
len = sim_read (memaddr, myaddr, len);
|
|
|
|
if (sr_get_debug () && len > 0)
|
|
|
|
dump_mem(myaddr, len);
|
|
|
|
}
|
1993-01-04 06:36:04 +08:00
|
|
|
return len;
|
|
|
|
}
|
|
|
|
|
1993-09-18 01:27:43 +08:00
|
|
|
static void
|
|
|
|
gdbsim_files_info (target)
|
|
|
|
struct target_ops *target;
|
|
|
|
{
|
|
|
|
char *file = "nothing";
|
1993-01-04 06:36:04 +08:00
|
|
|
|
1993-09-18 01:27:43 +08:00
|
|
|
if (exec_bfd)
|
|
|
|
file = bfd_get_filename (exec_bfd);
|
1993-01-04 06:36:04 +08:00
|
|
|
|
1993-09-18 01:27:43 +08:00
|
|
|
if (sr_get_debug ())
|
|
|
|
printf_filtered ("gdbsim_files_info: file \"%s\"\n", file);
|
|
|
|
|
|
|
|
if (exec_bfd)
|
|
|
|
{
|
|
|
|
printf_filtered ("\tAttached to %s running program %s\n",
|
|
|
|
target_shortname, file);
|
1994-05-19 04:42:06 +08:00
|
|
|
sim_info (0);
|
1993-09-18 01:27:43 +08:00
|
|
|
}
|
1993-01-04 06:36:04 +08:00
|
|
|
}
|
|
|
|
|
* config/h8300/h8300.mt: Renamed from h8300hms.mt.
* config/h8500/h8500.mt: Renamed from h8500hms.mt.
* config/z8k/z8k.mt: Renamed from z8ksim.mt.
* configure, configure.in: Update to reflect renamings.
* remote-sim.c (sim): New command, passes commands to simulator.
(simulator_command): New function.
(gdbsim_ops): Clean up.
* remote-sim.h (sim_do_command): Declare.
* sh-tdep.c (memory_size): Remove command.
* Makefile.in (SIM, SIM_OBS): New variables.
(CLIBS, CDEPS): Add value of SIM.
(DEPFILES): Add value of SIM_OBS
* config/arm/arm.mt, config/h8300/h8300.mt, config/h8500/h8500.mt,
config/sh/sh.mt, config/sparc/sp64sim.mt, config/w65/w65.mt,
config/z8k/z8k.mt: Remove simulator files from TDEPFILES,
define in SIM_OBS and SIM.
config/sparc/sp64sim.mt (SIMFILES): Remove.
* remote-z8k.c: Remove, was superseded by remote-sim.c
* Makefile.in, mpw-make.in: Remove references to remote-z8k.c.
1995-07-01 08:22:57 +08:00
|
|
|
/* Clear the simulator's notion of what the break points are. */
|
1993-01-04 06:36:04 +08:00
|
|
|
|
1993-09-18 01:27:43 +08:00
|
|
|
static void
|
|
|
|
gdbsim_mourn_inferior ()
|
|
|
|
{
|
|
|
|
if (sr_get_debug ())
|
|
|
|
printf_filtered ("gdbsim_mourn_inferior:\n");
|
1993-01-04 06:36:04 +08:00
|
|
|
|
1993-09-18 01:27:43 +08:00
|
|
|
remove_breakpoints ();
|
|
|
|
generic_mourn_inferior ();
|
1993-01-04 06:36:04 +08:00
|
|
|
}
|
1993-09-18 01:27:43 +08:00
|
|
|
|
* config/h8300/h8300.mt: Renamed from h8300hms.mt.
* config/h8500/h8500.mt: Renamed from h8500hms.mt.
* config/z8k/z8k.mt: Renamed from z8ksim.mt.
* configure, configure.in: Update to reflect renamings.
* remote-sim.c (sim): New command, passes commands to simulator.
(simulator_command): New function.
(gdbsim_ops): Clean up.
* remote-sim.h (sim_do_command): Declare.
* sh-tdep.c (memory_size): Remove command.
* Makefile.in (SIM, SIM_OBS): New variables.
(CLIBS, CDEPS): Add value of SIM.
(DEPFILES): Add value of SIM_OBS
* config/arm/arm.mt, config/h8300/h8300.mt, config/h8500/h8500.mt,
config/sh/sh.mt, config/sparc/sp64sim.mt, config/w65/w65.mt,
config/z8k/z8k.mt: Remove simulator files from TDEPFILES,
define in SIM_OBS and SIM.
config/sparc/sp64sim.mt (SIMFILES): Remove.
* remote-z8k.c: Remove, was superseded by remote-sim.c
* Makefile.in, mpw-make.in: Remove references to remote-z8k.c.
1995-07-01 08:22:57 +08:00
|
|
|
/* Put a command string, in args, out to MONITOR. Output from MONITOR
|
|
|
|
is placed on the users terminal until the prompt is seen. FIXME: We
|
|
|
|
read the characters ourseleves here cause of a nasty echo. */
|
1993-01-04 06:36:04 +08:00
|
|
|
|
* config/h8300/h8300.mt: Renamed from h8300hms.mt.
* config/h8500/h8500.mt: Renamed from h8500hms.mt.
* config/z8k/z8k.mt: Renamed from z8ksim.mt.
* configure, configure.in: Update to reflect renamings.
* remote-sim.c (sim): New command, passes commands to simulator.
(simulator_command): New function.
(gdbsim_ops): Clean up.
* remote-sim.h (sim_do_command): Declare.
* sh-tdep.c (memory_size): Remove command.
* Makefile.in (SIM, SIM_OBS): New variables.
(CLIBS, CDEPS): Add value of SIM.
(DEPFILES): Add value of SIM_OBS
* config/arm/arm.mt, config/h8300/h8300.mt, config/h8500/h8500.mt,
config/sh/sh.mt, config/sparc/sp64sim.mt, config/w65/w65.mt,
config/z8k/z8k.mt: Remove simulator files from TDEPFILES,
define in SIM_OBS and SIM.
config/sparc/sp64sim.mt (SIMFILES): Remove.
* remote-z8k.c: Remove, was superseded by remote-sim.c
* Makefile.in, mpw-make.in: Remove references to remote-z8k.c.
1995-07-01 08:22:57 +08:00
|
|
|
static void
|
|
|
|
simulator_command (args, from_tty)
|
|
|
|
char *args;
|
|
|
|
int from_tty;
|
1993-01-04 06:36:04 +08:00
|
|
|
{
|
* config/h8300/h8300.mt: Renamed from h8300hms.mt.
* config/h8500/h8500.mt: Renamed from h8500hms.mt.
* config/z8k/z8k.mt: Renamed from z8ksim.mt.
* configure, configure.in: Update to reflect renamings.
* remote-sim.c (sim): New command, passes commands to simulator.
(simulator_command): New function.
(gdbsim_ops): Clean up.
* remote-sim.h (sim_do_command): Declare.
* sh-tdep.c (memory_size): Remove command.
* Makefile.in (SIM, SIM_OBS): New variables.
(CLIBS, CDEPS): Add value of SIM.
(DEPFILES): Add value of SIM_OBS
* config/arm/arm.mt, config/h8300/h8300.mt, config/h8500/h8500.mt,
config/sh/sh.mt, config/sparc/sp64sim.mt, config/w65/w65.mt,
config/z8k/z8k.mt: Remove simulator files from TDEPFILES,
define in SIM_OBS and SIM.
config/sparc/sp64sim.mt (SIMFILES): Remove.
* remote-z8k.c: Remove, was superseded by remote-sim.c
* Makefile.in, mpw-make.in: Remove references to remote-z8k.c.
1995-07-01 08:22:57 +08:00
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sim_do_command (args);
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}
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/* Define the target subroutine names */
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struct target_ops gdbsim_ops = {
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"sim", /* to_shortname */
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"simulator", /* to_longname */
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"Use the compiled-in simulator.", /* to_doc */
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gdbsim_open, /* to_open */
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gdbsim_close, /* to_close */
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NULL, /* to_attach */
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gdbsim_detach, /* to_detach */
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gdbsim_resume, /* to_resume */
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gdbsim_wait, /* to_wait */
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gdbsim_fetch_register, /* to_fetch_registers */
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gdbsim_store_register, /* to_store_registers */
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gdbsim_prepare_to_store, /* to_prepare_to_store */
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gdbsim_xfer_inferior_memory, /* to_xfer_memory */
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gdbsim_files_info, /* to_files_info */
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memory_insert_breakpoint, /* to_insert_breakpoint */
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memory_remove_breakpoint, /* to_remove_breakpoint */
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NULL, /* to_terminal_init */
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NULL, /* to_terminal_inferior */
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NULL, /* to_terminal_ours_for_output */
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NULL, /* to_terminal_ours */
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NULL, /* to_terminal_info */
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gdbsim_kill, /* to_kill */
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gdbsim_load, /* to_load */
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NULL, /* to_lookup_symbol */
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gdbsim_create_inferior, /* to_create_inferior */
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gdbsim_mourn_inferior, /* to_mourn_inferior */
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0, /* to_can_run */
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0, /* to_notice_signals */
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1995-07-14 05:40:22 +08:00
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0, /* to_thread_alive */
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* corelow.c, exec.c, inftarg.c, m3-nat.c, op50-rom.c, procfs.c,
remote-adapt.c, remote-e7000.c, remote-eb.c, remote-es.c,
remote-hms.c, remote-mips.c, remote-mm.c, remote-mon.c,
remote-nindy.c, remote-os9k.c, remote-pa.c, remote-sim.c,
remote-st.c, remote-udi.c, remote-vx.c, remote-z8k.c, remote.c,
w89k-rom.c, target.c, target.h: Add support for target_stop().
* gdbtk.c (gdb_stop): Switch to target_stop().
* ChangeLog: Fix comment to make shebs happy...
1994-11-04 06:40:14 +08:00
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0, /* to_stop */
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* config/h8300/h8300.mt: Renamed from h8300hms.mt.
* config/h8500/h8500.mt: Renamed from h8500hms.mt.
* config/z8k/z8k.mt: Renamed from z8ksim.mt.
* configure, configure.in: Update to reflect renamings.
* remote-sim.c (sim): New command, passes commands to simulator.
(simulator_command): New function.
(gdbsim_ops): Clean up.
* remote-sim.h (sim_do_command): Declare.
* sh-tdep.c (memory_size): Remove command.
* Makefile.in (SIM, SIM_OBS): New variables.
(CLIBS, CDEPS): Add value of SIM.
(DEPFILES): Add value of SIM_OBS
* config/arm/arm.mt, config/h8300/h8300.mt, config/h8500/h8500.mt,
config/sh/sh.mt, config/sparc/sp64sim.mt, config/w65/w65.mt,
config/z8k/z8k.mt: Remove simulator files from TDEPFILES,
define in SIM_OBS and SIM.
config/sparc/sp64sim.mt (SIMFILES): Remove.
* remote-z8k.c: Remove, was superseded by remote-sim.c
* Makefile.in, mpw-make.in: Remove references to remote-z8k.c.
1995-07-01 08:22:57 +08:00
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process_stratum, /* to_stratum */
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NULL, /* to_next */
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1, /* to_has_all_memory */
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1, /* to_has_memory */
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1, /* to_has_stack */
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1, /* to_has_registers */
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1, /* to_has_execution */
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NULL, /* sections */
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NULL, /* sections_end */
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OPS_MAGIC, /* to_magic */
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1993-01-04 06:36:04 +08:00
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};
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void
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_initialize_remote_sim ()
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{
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1993-09-18 01:27:43 +08:00
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add_target (&gdbsim_ops);
|
* config/h8300/h8300.mt: Renamed from h8300hms.mt.
* config/h8500/h8500.mt: Renamed from h8500hms.mt.
* config/z8k/z8k.mt: Renamed from z8ksim.mt.
* configure, configure.in: Update to reflect renamings.
* remote-sim.c (sim): New command, passes commands to simulator.
(simulator_command): New function.
(gdbsim_ops): Clean up.
* remote-sim.h (sim_do_command): Declare.
* sh-tdep.c (memory_size): Remove command.
* Makefile.in (SIM, SIM_OBS): New variables.
(CLIBS, CDEPS): Add value of SIM.
(DEPFILES): Add value of SIM_OBS
* config/arm/arm.mt, config/h8300/h8300.mt, config/h8500/h8500.mt,
config/sh/sh.mt, config/sparc/sp64sim.mt, config/w65/w65.mt,
config/z8k/z8k.mt: Remove simulator files from TDEPFILES,
define in SIM_OBS and SIM.
config/sparc/sp64sim.mt (SIMFILES): Remove.
* remote-z8k.c: Remove, was superseded by remote-sim.c
* Makefile.in, mpw-make.in: Remove references to remote-z8k.c.
1995-07-01 08:22:57 +08:00
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add_com ("sim <command>", class_obscure, simulator_command,
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"Send a command to the simulator.");
|
1993-01-04 06:36:04 +08:00
|
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|
}
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