* remote-sim.h: New file, copied in from gdb/remote-sim.h. One

day this will be placed in a directory of its own.

include/.Sanitize

@@ -52,6 +52,7 @@ obstack.h
 os9k.h
 opcode
 progress.h
+remote-sim.h
 wait.h
 
 Things-to-lose:

include/ChangeLog

@@ -1,3 +1,8 @@
+Mon Mar 17 14:57:55 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
+
+	* remote-sim.h: New file, copied in from gdb/remote-sim.h.  One
+ 	day this will be placed in a directory of its own.
+
 Sat Mar 15 19:00:14 1997  Ian Lance Taylor  <ian@cygnus.com>
 
 	* obstack.h: Update to current FSF version.

include/remote-sim.h

@@ -0,0 +1,129 @@
+/* This file defines the interface between the simulator and gdb.
+   Copyright (C) 1993, 1994, 1996, 1997 Free Software Foundation, Inc.
+
+This file is part of GDB.
+
+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 2 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, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+#if !defined (REMOTE_SIM_H)
+#define REMOTE_SIM_H 1
+
+/* This file is used when building stand-alone simulators, so isolate this
+   file from gdb.  */
+
+/* Pick up CORE_ADDR_TYPE if defined (from gdb), otherwise use same value as
+   gdb does (unsigned int - from defs.h).  */
+
+#ifndef CORE_ADDR_TYPE
+typedef unsigned int SIM_ADDR;
+#else
+typedef CORE_ADDR_TYPE SIM_ADDR;
+#endif
+
+/* Semi-opaque type used as result of sim_open and passed back to all
+   other routines.  "desc" is short for "descriptor".
+   It is up to each simulator to define `sim_state'.  */
+
+typedef struct sim_state *SIM_DESC;
+
+/* Main simulator entry points.  */
+
+/* Initialize the simulator.  This function is called when the simulator
+   is selected from the command line.  ARGV is passed from the command line
+   and can be used to select whatever run time options the simulator provides.
+   ARGV is the standard NULL terminated array of pointers, with argv[0]
+   being the program name.
+   The result is a descriptor that must be passed back to the other sim_foo
+   functions.  */
+
+SIM_DESC sim_open PARAMS ((char **argv));
+
+/* Terminate usage of the simulator.  This may involve freeing target memory
+   and closing any open files and mmap'd areas.  You cannot assume sim_kill
+   has already been called.
+   QUITTING is non-zero if we cannot hang on errors.  */
+
+void sim_close PARAMS ((SIM_DESC sd, int quitting));
+
+/* Load program PROG into the simulator.
+   Return non-zero if you wish the caller to handle it
+   (it is done this way because most simulators can use gr_load_image,
+   but defining it as a callback seems awkward).  */
+
+int sim_load PARAMS ((SIM_DESC sd, char *prog, int from_tty));
+
+/* Prepare to run the simulated program.
+   START_ADDRESS is, yes, you guessed it, the start address of the program.
+   ARGV and ENV are NULL terminated lists of pointers.
+   Gdb will set the start address via sim_store_register as well, but
+   standalone versions of existing simulators are not set up to cleanly call
+   sim_store_register, so the START_ADDRESS argument is there as a
+   workaround.  */
+
+void sim_create_inferior PARAMS ((SIM_DESC sd, SIM_ADDR start_address,
+				  char **argv, char **env));
+
+/* Kill the running program.
+   This may involve closing any open files and deleting any mmap'd areas.  */
+
+void sim_kill PARAMS ((SIM_DESC sd));
+
+/* Read LENGTH bytes of the simulated program's memory and store in BUF.
+   Result is number of bytes read, or zero if error.  */
+
+int sim_read PARAMS ((SIM_DESC sd, SIM_ADDR mem, unsigned char *buf, int length));
+
+/* Store LENGTH bytes from BUF in the simulated program's memory.
+   Result is number of bytes write, or zero if error.  */
+
+int sim_write PARAMS ((SIM_DESC sd, SIM_ADDR mem, unsigned char *buf, int length));
+
+/* Fetch register REGNO and store the raw value in BUF.  */
+
+void sim_fetch_register PARAMS ((SIM_DESC sd, int regno, unsigned char *buf));
+
+/* Store register REGNO from BUF (in raw format).  */
+
+void sim_store_register PARAMS ((SIM_DESC sd, int regno, unsigned char *buf));
+
+/* Print some interesting information about the simulator.
+   VERBOSE is non-zero for the wordy version.  */
+
+void sim_info PARAMS ((SIM_DESC sd, int verbose));
+
+/* Fetch why the program stopped.
+   SIGRC will contain either the argument to exit() or the signal number.  */
+
+enum sim_stop { sim_exited, sim_stopped, sim_signalled };
+
+void sim_stop_reason PARAMS ((SIM_DESC sd, enum sim_stop *reason, int *sigrc));
+
+/* Run (or resume) the program.  */
+
+void sim_resume PARAMS ((SIM_DESC sd, int step, int siggnal));
+
+/* Passthru for other commands that the simulator might support.
+   If SD is NULL, the command is to be interpreted as refering to
+   the global state, however the simulator defines that.  */
+
+void sim_do_command PARAMS ((SIM_DESC sd, char *cmd));
+
+/* Provide simulator with a standard host_callback_struct.
+   If SD is NULL, the command is to be interpreted as refering to
+   the global state, however the simulator defines that.  */
+
+void sim_set_callbacks PARAMS ((SIM_DESC sd, struct host_callback_struct *));
+
+#endif /* !defined (REMOTE_SIM_H) */