1 /* Copyright (C) 2001 Free Software Foundation, Inc.
3 * This program is free software; you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License as published by
5 * the Free Software Foundation; either version 2, or (at your option)
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this software; see the file COPYING. If not, write to
15 * the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
16 * Boston, MA 02111-1307 USA
18 * As a special exception, the Free Software Foundation gives permission
19 * for additional uses of the text contained in its release of GUILE.
21 * The exception is that, if you link the GUILE library with other files
22 * to produce an executable, this does not by itself cause the
23 * resulting executable to be covered by the GNU General Public License.
24 * Your use of that executable is in no way restricted on account of
25 * linking the GUILE library code into it.
27 * This exception does not however invalidate any other reasons why
28 * the executable file might be covered by the GNU General Public License.
30 * This exception applies only to the code released by the
31 * Free Software Foundation under the name GUILE. If you copy
32 * code from other Free Software Foundation releases into a copy of
33 * GUILE, as the General Public License permits, the exception does
34 * not apply to the code that you add in this way. To avoid misleading
35 * anyone as to the status of such modified files, you must delete
36 * this exception notice from them.
38 * If you write modifications of your own for GUILE, it is your choice
39 * whether to permit this exception to apply to your modifications.
40 * If you do not wish that, delete this exception notice. */
43 #define VM_LABEL(tag) l_##tag
44 #define VM_OPCODE(tag) scm_op_##tag
46 #ifdef HAVE_LABELS_AS_VALUES
47 #define VM_TAG(tag) VM_LABEL(tag):
48 #define VM_ADDR(tag) &&VM_LABEL(tag)
49 #else /* not HAVE_LABELS_AS_VALUES */
50 #define VM_TAG(tag) case VM_OPCODE(tag):
51 #define VM_ADDR(tag) NULL
52 #endif /* not HAVE_LABELS_AS_VALUES */
55 #undef VM_DEFINE_INSTRUCTION
56 #undef VM_DEFINE_FUNCTION
57 #undef VM_DEFINE_LOADER
58 #ifdef VM_INSTRUCTION_TO_TABLE
60 * These will go to scm_instruction_table in vm.c
62 #define VM_DEFINE_INSTRUCTION(tag,name,len,npop,npush) \
63 {VM_OPCODE (tag), name, len, npop, npush},
64 #define VM_DEFINE_FUNCTION(tag,name,nargs) \
65 {VM_OPCODE (tag), name, 0, nargs, 1},
66 #define VM_DEFINE_LOADER(tag,name) \
67 {VM_OPCODE (tag), name, -1, 0, 1},
70 #ifdef VM_INSTRUCTION_TO_LABEL
72 * These will go to jump_table in vm_engine.c
74 #define VM_DEFINE_INSTRUCTION(tag,name,len,npop,npush) VM_ADDR (tag),
75 #define VM_DEFINE_FUNCTION(tag,name,nargs) VM_ADDR (tag),
76 #define VM_DEFINE_LOADER(tag,name) VM_ADDR (tag),
79 #ifdef VM_INSTRUCTION_TO_OPCODE
81 * These will go to scm_opcode in vm.h
83 #define VM_DEFINE_INSTRUCTION(tag,name,len,npop,npush) VM_OPCODE (tag),
84 #define VM_DEFINE_FUNCTION(tag,name,nargs) VM_OPCODE (tag),
85 #define VM_DEFINE_LOADER(tag,name) VM_OPCODE (tag),
89 * These are directly included in vm_engine.c
91 #define VM_DEFINE_INSTRUCTION(tag,name,len,npop,npush) VM_TAG (tag)
92 #define VM_DEFINE_FUNCTION(tag,name,nargs) VM_TAG (tag)
93 #define VM_DEFINE_LOADER(tag,name) VM_TAG (tag)
95 #endif /* VM_INSTRUCTION_TO_OPCODE */
96 #endif /* VM_INSTRUCTION_TO_LABEL */
97 #endif /* VM_INSTRUCTION_TO_TABLE */