Initial creation of sourceware repository

sim/common/sim-basics.h

@@ -0,0 +1,154 @@
+/*  This file is part of the program psim.
+
+    Copyright (C) 1994-1997, Andrew Cagney <cagney@highland.com.au>
+    Copyright (C) 1997, 1998, Free Software Foundation, Inc.
+
+    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.
+ 
+    */
+
+
+#ifndef _SIM_BASICS_H_
+#define _SIM_BASICS_H_
+
+
+/* Basic configuration */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+/* Basic host dependant mess - hopefully <stdio.h> + <stdarg.h> will
+   bring potential conflicts out in the open */
+
+#include <stdarg.h>
+#include <stdio.h>
+#include <setjmp.h>
+
+#ifdef __CYGWIN32__
+extern int vasprintf (char **result, const char *format, va_list args);
+extern int asprintf (char **result, const char *format, ...);
+#endif
+
+
+#ifndef NULL
+#define NULL 0
+#endif
+
+
+	
+/* Some versions of GCC include an attribute operator, define it */
+
+#if !defined (__attribute__)
+#if (!defined(__GNUC__) || (__GNUC__ < 2) || (__GNUC__ == 2 && __GNUC_MINOR__ < 6))
+#define __attribute__(arg)
+#endif
+#endif
+
+
+/* Global types that code manipulates */
+
+typedef struct _device device;
+struct hw;
+struct _sim_fpu;
+
+
+/* Generic address space (maps) and access attributes */
+
+enum {
+  read_map = 0,
+  write_map = 1,
+  exec_map = 2,
+  io_map = 3,
+  nr_maps = 32, /* something small */
+};
+
+enum {
+  access_invalid = 0,
+  access_read = 1 << read_map,
+  access_write = 1 << write_map,
+  access_exec = 1 << exec_map,
+  access_io = 1 << io_map,
+};
+
+enum {
+  access_read_write = (access_read | access_write),
+  access_read_exec = (access_read | access_exec),
+  access_write_exec = (access_write | access_exec),
+  access_read_write_exec = (access_read | access_write | access_exec),
+  access_read_io = (access_read | access_io),
+  access_write_io = (access_write | access_io),
+  access_read_write_io = (access_read | access_write | access_io),
+  access_exec_io = (access_exec | access_io),
+  access_read_exec_io = (access_read | access_exec | access_io),
+  access_write_exec_io = (access_write | access_exec | access_io),
+  access_read_write_exec_io = (access_read | access_write | access_exec | access_io),
+};
+
+
+/* disposition of an object when things are reset */
+
+typedef enum {
+  permenant_object,
+  temporary_object,
+} object_disposition;
+
+
+/* Memory transfer types */
+
+typedef enum _transfer_type {
+  read_transfer,
+  write_transfer,
+} transfer_type;
+
+
+/* directions */
+
+typedef enum {
+  bidirect_port,
+  input_port,
+  output_port,
+} port_direction;
+
+
+
+/* Basic definitions - ordered so that nothing calls what comes after it.  */
+
+/* FIXME: conditionalizing tconfig.h on HAVE_CONFIG_H seems wrong.  */
+#ifdef HAVE_CONFIG_H
+#include "tconfig.h"
+#endif
+
+#include "ansidecl.h"
+#include "callback.h"
+#include "remote-sim.h"
+
+#include "sim-config.h"
+
+#include "sim-inline.h"
+
+#include "sim-types.h"
+#include "sim-bits.h"
+#include "sim-endian.h"
+#include "sim-signal.h"
+#include "sim-arange.h"
+
+#include "sim-utils.h"
+
+/* Note: Only the simpler interfaces are defined here.  More heavy
+   weight objects, such as core and events, are defined in the more
+   serious sim-base.h header. */
+
+#endif /* _SIM_BASICS_H_ */