1 files changed, 146 insertions, 0 deletions
diff --git a/sim/common/sim-module.c b/sim/common/sim-module.c
new file mode 100644
index 0000000..b68a4f3
--- /dev/null
+++ b/sim/common/sim-module.c
@@ -0,0 +1,146 @@
+/* Module support.
+   Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+   Contributed by Cygnus Support.
+
+This file is part of GDB, the GNU debugger.
+
+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, 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.  */
+
+#include "sim-main.h"
+#include "sim-io.h"
+#include "sim-options.h"
+
+/* List of all modules.  */
+static MODULE_INSTALL_FN * const modules[] = {
+  standard_install,
+  trace_install,
+  profile_install,
+  sim_core_install,
+#if WITH_SCACHE
+  scache_install,
+#endif
+#ifdef SIM_HAVE_MODEL /* FIXME: temporary */
+  model_install,
+#endif
+  /* Configured in [simulator specific] additional modules.  */
+#ifdef MODULE_LIST
+  MODULE_LIST
+#endif
+  0
+};
+
+/* Functions called from sim_open.  */
+
+/* Initialize common parts before argument processing.  */
+
+SIM_RC
+sim_pre_argv_init (SIM_DESC sd, const char *myname)
+{
+  STATE_MY_NAME (sd) = myname + strlen (myname);
+  while (STATE_MY_NAME (sd) > myname && STATE_MY_NAME (sd)[-1] != '/')
+    --STATE_MY_NAME (sd);
+
+  /* Install all configured in modules.  */
+  if (sim_module_install (sd) != SIM_RC_OK)
+    return SIM_RC_FAIL;
+
+  return SIM_RC_OK;
+}
+
+/* Initialize common parts after argument processing.  */
+
+SIM_RC
+sim_post_argv_init (SIM_DESC sd)
+{
+  int i;
+
+  if (sim_module_init (sd) != SIM_RC_OK)
+    return SIM_RC_FAIL;
+
+  /* Set the cpu->state backlinks for each cpu.  */
+  for (i = 0; i < MAX_NR_PROCESSORS; ++i)
+    CPU_STATE (STATE_CPU (sd, i)) = sd;
+
+  return SIM_RC_OK;
+}
+
+/* Install all modules.  */
+
+SIM_RC
+sim_module_install (SIM_DESC sd)
+{
+  MODULE_INSTALL_FN * const *modp;
+
+  for (modp = modules; *modp != NULL; ++modp)
+    {
+      if ((*modp) (sd) != SIM_RC_OK)
+	return SIM_RC_FAIL;
+    }
+  return SIM_RC_OK;
+}
+
+/* Called after all modules have been installed and after argv
+   has been processed.  */
+
+SIM_RC
+sim_module_init (SIM_DESC sd)
+{
+  MODULE_INIT_LIST *modp;
+
+  for (modp = STATE_INIT_LIST (sd); modp != NULL; modp = modp->next)
+    {
+      if ((*modp->fn) (sd) != SIM_RC_OK)
+	return SIM_RC_FAIL;
+    }
+  return SIM_RC_OK;
+}
+
+/* Uninstall installed modules, called by sim_close.  */
+
+void
+sim_module_uninstall (SIM_DESC sd)
+{
+  MODULE_UNINSTALL_LIST *modp;
+
+  /* Uninstall the modules.  */
+  for (modp = STATE_UNINSTALL_LIST (sd); modp != NULL; modp = modp->next)
+    (*modp->fn) (sd);
+}
+
+/* Add FN to the init handler list.  */
+
+void
+sim_module_add_init_fn (SIM_DESC sd, MODULE_INIT_FN fn)
+{
+  MODULE_INIT_LIST *l =
+    (MODULE_INIT_LIST *) xmalloc (sizeof (MODULE_INIT_LIST));
+
+  l->fn = fn;
+  l->next = STATE_INIT_LIST (sd);
+  STATE_INIT_LIST (sd) = l;
+}
+
+/* Add FN to the uninstall handler list.  */
+
+void
+sim_module_add_uninstall_fn (SIM_DESC sd, MODULE_UNINSTALL_FN fn)
+{
+  MODULE_UNINSTALL_LIST *l =
+    (MODULE_UNINSTALL_LIST *) xmalloc (sizeof (MODULE_UNINSTALL_LIST));
+
+  l->fn = fn;
+  l->next = STATE_UNINSTALL_LIST (sd);
+  STATE_UNINSTALL_LIST (sd) = l;
+}