-/* Copyright (C) 2001 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 */
-
-VM_DEFINE_LOADER (load_integer, "load-integer")
-{
- size_t len;
-
- FETCH_LENGTH (len);
- if (len <= 4)
- {
- long val = 0;
- while (len-- > 0)
- val = (val << 8) + FETCH ();
- SYNC_REGISTER ();
- PUSH (scm_from_ulong (val));
- NEXT;
- }
- else
- SCM_MISC_ERROR ("load-integer: not implemented yet", SCM_EOL);
-}
-
-VM_DEFINE_LOADER (load_number, "load-number")
-{
- size_t len;
-
- FETCH_LENGTH (len);
- SYNC_REGISTER ();
- PUSH (scm_string_to_number (scm_from_locale_stringn ((char *)ip, len),
- SCM_UNDEFINED /* radix = 10 */));
- /* Was: scm_istring2number (ip, len, 10)); */
- ip += len;
- NEXT;
-}
-
-VM_DEFINE_LOADER (load_string, "load-string")
-{
- size_t len;
- FETCH_LENGTH (len);
- SYNC_REGISTER ();
- PUSH (scm_from_locale_stringn ((char *)ip, len));
- /* Was: scm_makfromstr (ip, len, 0) */
- ip += len;
- NEXT;
-}
-
-VM_DEFINE_LOADER (load_symbol, "load-symbol")
-{
- size_t len;
- FETCH_LENGTH (len);
- SYNC_REGISTER ();
- PUSH (scm_from_locale_symboln ((char *)ip, len));
- ip += len;
- NEXT;
-}
-
-VM_DEFINE_LOADER (load_keyword, "load-keyword")
-{
- size_t len;
- FETCH_LENGTH (len);
- SYNC_REGISTER ();
- PUSH (scm_from_locale_keywordn ((char *)ip, len));
- ip += len;
- NEXT;
-}
-
-VM_DEFINE_LOADER (load_program, "load-program")
-{
- size_t len;
- SCM prog, x;
- struct scm_program *p;
-
- FETCH_LENGTH (len);
- SYNC_REGISTER ();
- prog = scm_c_make_program (ip, len, program);
- p = SCM_PROGRAM_DATA (prog);
- ip += len;
-
- POP (x);
-
- /* init meta data */
- if (SCM_PROGRAM_P (x))
- {
- p->meta = x;
- POP (x);
- }
-
- /* init object table */
- if (scm_is_vector (x))
- {
-#if 0
- if (scm_is_simple_vector (x))
- printf ("is_simple_vector!\n");
- else
- printf ("NOT is_simple_vector\n");
-#endif
- p->objs = x;
- POP (x);
- }
-
- /* init parameters */
- /* NOTE: format defined in system/vm/assemble.scm */
- if (SCM_I_INUMP (x))
- {
- scm_t_uint16 s = (scm_t_uint16)SCM_I_INUM (x);
- /* 16-bit representation */
- p->nargs = (s >> 12) & 0x0f; /* 15-12 bits */
- p->nrest = (s >> 11) & 0x01; /* 11 bit */
- p->nlocs = (s >> 4) & 0x7f; /* 10-04 bits */
- p->nexts = s & 0x0f; /* 03-00 bits */
- }
- else
- {
- /* Other cases */
- /* x is #f, and already popped off */
- POP (x); p->nexts = scm_to_unsigned_integer (x, 0, 255);
- POP (x); p->nlocs = scm_to_unsigned_integer (x, 0, 255);
- POP (x); p->nrest = scm_to_unsigned_integer (x, 0, 1);
- POP (x); p->nargs = scm_to_unsigned_integer (x, 0, 255);
- }
-
- PUSH (prog);
- NEXT;
-}
-
-VM_DEFINE_INSTRUCTION (link_now, "link-now", 0, 1, 1)
-{
- SCM what;
- POP (what);
- SYNC_REGISTER ();
- if (SCM_LIKELY (SCM_SYMBOLP (what)))
- {
- PUSH (scm_lookup (what)); /* might longjmp */
- }
- else
- {
- SCM mod;
- /* compilation of @ or @@
- `what' is a three-element list: (MODNAME SYM INTERFACE?)
- INTERFACE? is #t if we compiled @ or #f if we compiled @@
- */
- mod = scm_resolve_module (SCM_CAR (what));
- if (scm_is_true (SCM_CADDR (what)))
- mod = scm_module_public_interface (mod);
- if (SCM_FALSEP (mod))
- {
- err_args = SCM_LIST1 (SCM_CAR (what));
- goto vm_error_no_such_module;
- }
- /* might longjmp */
- PUSH (scm_module_lookup (mod, SCM_CADR (what)));
- }
-
- NEXT;
-}
-
-VM_DEFINE_LOADER (define, "define")
-{
- SCM sym;
- size_t len;
-
- FETCH_LENGTH (len);
- SYNC_REGISTER ();
- sym = scm_from_locale_symboln ((char *)ip, len);
- ip += len;
-
- SYNC_REGISTER ();
- PUSH (scm_sym2var (sym, scm_current_module_lookup_closure (), SCM_BOOL_T));
- NEXT;
-}
-
-/*
- Local Variables:
- c-file-style: "gnu"
- End:
-*/
+/* Copyright (C) 2001,2008,2009,2010,2011,2012 Free Software Foundation, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public License
+ * as published by the Free Software Foundation; either version 3 of
+ * the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ */
+
+/* FIXME! Need to check that the fetch is within the current program */
+
+/* This file is included in vm_engine.c */
+
+VM_DEFINE_LOADER (101, load_number, "load-number")
+{
+ size_t len;
+
+ FETCH_LENGTH (len);
+ SYNC_REGISTER ();
+ PUSH (scm_string_to_number (scm_from_locale_stringn ((char *)ip, len),
+ SCM_UNDEFINED /* radix = 10 */));
+ /* Was: scm_istring2number (ip, len, 10)); */
+ ip += len;
+ NEXT;
+}
+
+VM_DEFINE_LOADER (102, load_string, "load-string")
+{
+ size_t len;
+ char *buf;
+
+ FETCH_LENGTH (len);
+ SYNC_REGISTER ();
+ PUSH (scm_i_make_string (len, &buf, 1));
+ memcpy (buf, (char *) ip, len);
+ ip += len;
+ NEXT;
+}
+
+VM_DEFINE_LOADER (103, load_symbol, "load-symbol")
+{
+ size_t len;
+ FETCH_LENGTH (len);
+ SYNC_REGISTER ();
+ /* FIXME: should be scm_from_latin1_symboln */
+ PUSH (scm_from_latin1_symboln ((const char*)ip, len));
+ ip += len;
+ NEXT;
+}
+
+VM_DEFINE_LOADER (104, load_program, "load-program")
+{
+ scm_t_uint32 len;
+ SCM objs, objcode;
+
+ POP (objs);
+ SYNC_REGISTER ();
+
+ if (scm_is_vector (objs) && scm_is_false (scm_c_vector_ref (objs, 0)))
+ scm_c_vector_set_x (objs, 0, scm_current_module ());
+
+ objcode = scm_c_make_objcode_slice (SCM_PROGRAM_OBJCODE (fp[-1]), ip);
+ len = sizeof (struct scm_objcode) + SCM_OBJCODE_TOTAL_LEN (objcode);
+
+ PUSH (scm_make_program (objcode, objs, SCM_BOOL_F));
+
+ ip += len;
+
+ NEXT;
+}
+
+VM_DEFINE_INSTRUCTION (105, link_now, "link-now", 0, 1, 1)
+{
+ SCM what;
+ POP (what);
+ SYNC_REGISTER ();
+ PUSH (resolve_variable (what, scm_current_module ()));
+ NEXT;
+}
+
+VM_DEFINE_LOADER (106, load_array, "load-array")
+{
+ SCM type, shape;
+ size_t len;
+ FETCH_LENGTH (len);
+ POP2 (shape, type);
+ SYNC_REGISTER ();
+ PUSH (scm_from_contiguous_typed_array (type, shape, ip, len));
+ ip += len;
+ NEXT;
+}
+
+VM_DEFINE_LOADER (107, load_wide_string, "load-wide-string")
+{
+ size_t len;
+ scm_t_wchar *wbuf;
+
+ FETCH_LENGTH (len);
+ VM_ASSERT ((len % 4) == 0,
+ vm_error_bad_wide_string_length (len));
+
+ SYNC_REGISTER ();
+ PUSH (scm_i_make_wide_string (len / 4, &wbuf, 1));
+ memcpy ((char *) wbuf, (char *) ip, len);
+ ip += len;
+ NEXT;
+}
+
+/*
+(defun renumber-ops ()
+ "start from top of buffer and renumber 'VM_DEFINE_FOO (\n' sequences"
+ (interactive "")
+ (save-excursion
+ (let ((counter 100)) (goto-char (point-min))
+ (while (re-search-forward "^VM_DEFINE_[^ ]+ (\\([^,]+\\)," (point-max) t)
+ (replace-match
+ (number-to-string (setq counter (1+ counter)))
+ t t nil 1)))))
+*/
+
+/*
+ Local Variables:
+ c-file-style: "gnu"
+ End:
+*/