Initial revision

src/vm_scheme.c

@@ -0,0 +1,111 @@
+/* Copyright (C) 2000 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, 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 software; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
+ * Boston, MA 02111-1307 USA
+ *
+ * As a special exception, the Free Software Foundation gives permission
+ * for additional uses of the text contained in its release of GUILE.
+ *
+ * The exception is that, if you link the GUILE library with other files
+ * to produce an executable, this does not by itself cause the
+ * resulting executable to be covered by the GNU General Public License.
+ * Your use of that executable is in no way restricted on account of
+ * linking the GUILE library code into it.
+ *
+ * This exception does not however invalidate any other reasons why
+ * the executable file might be covered by the GNU General Public License.
+ *
+ * This exception applies only to the code released by the
+ * Free Software Foundation under the name GUILE.  If you copy
+ * code from other Free Software Foundation releases into a copy of
+ * GUILE, as the General Public License permits, the exception does
+ * not apply to the code that you add in this way.  To avoid misleading
+ * anyone as to the status of such modified files, you must delete
+ * this exception notice from them.
+ *
+ * If you write modifications of your own for GUILE, it is your choice
+ * whether to permit this exception to apply to your modifications.
+ * If you do not wish that, delete this exception notice.  */
+
+/* This file is included in vm_engine.c */
+
+#include "vm-snarf.h"
+
+SCM_DEFINE_VM_FUNCTION (null_p, "null?", "null?", 1, 0)
+{
+  RETURN (SCM_BOOL (SCM_NULLP (ac)));
+}
+
+SCM_DEFINE_VM_FUNCTION (cons, "cons", "cons", 2, 0)
+{
+  VM_SETUP_ARGS2 ();
+  CONS (ac, ac, a2);
+  NEXT;
+}
+
+SCM_DEFINE_VM_FUNCTION (list, "list", "list", 0, 1)
+{
+  VM_SETUP_ARGSN ();
+  ac = SCM_EOL;
+  POP_LIST (an, ac);
+  NEXT;
+}
+
+SCM_DEFINE_VM_FUNCTION (car, "car", "car", 1, 0)
+{
+  SCM_VALIDATE_CONS (0, ac);
+  RETURN (SCM_CAR (ac));
+}
+
+SCM_DEFINE_VM_FUNCTION (cdr, "cdr", "cdr", 1, 0)
+{
+  SCM_VALIDATE_CONS (0, ac);
+  RETURN (SCM_CDR (ac));
+}
+
+SCM_DEFINE_VM_FUNCTION (not, "not", "not", 1, 0)
+{
+  RETURN (SCM_BOOL (SCM_FALSEP (ac)));
+}
+
+SCM_DEFINE_VM_FUNCTION (append, "append", "append", 0, 1)
+{
+  VM_SETUP_ARGSN ();
+  ac = SCM_EOL;
+  POP_LIST (an, ac);
+  RETURN (scm_append (ac));
+}
+
+SCM_DEFINE_VM_FUNCTION (append_x, "append!", "append!", 0, 1)
+{
+  VM_SETUP_ARGSN ();
+  ac = SCM_EOL;
+  POP_LIST (an, ac);
+  RETURN (scm_append_x (ac));
+}
+
+SCM_DEFINE_VM_FUNCTION (catch, "catch", "catch", 3, 0)
+{
+  VM_SETUP_ARGS3 ();
+  dynwinds = SCM_EOL;
+}
+
+SCM_DEFINE_VM_FUNCTION (call_cc, "call-with-current-continuation", "call/cc", 1, 0)
+{
+  SYNC (); /* must sync all registers */
+  PUSH (SCM_VM_CAPTURE_CONT (vmp)); /* argument 1 */
+  an = 1; /* the number of arguments */
+  goto vm_call;
+}