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/* 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. */
#if HAVE_CONFIG_H
# include <config.h>
#endif
#include <string.h>
#include "instructions.h"
struct scm_instruction scm_instruction_table[] = {
#define VM_INSTRUCTION_TO_TABLE 1
#include "vm_expand.h"
#include "vm_system.i"
#include "vm_scheme.i"
#include "vm_loader.i"
#undef VM_INSTRUCTION_TO_TABLE
{scm_op_last}
};
/* C interface */
struct scm_instruction *
scm_lookup_instruction (SCM name)
{
struct scm_instruction *ip;
char *symbol;
if (SCM_SYMBOLP (name))
for (ip = scm_instruction_table; ip->opcode != scm_op_last; ip++)
{
symbol = scm_to_locale_string (scm_symbol_to_string (name));
if ((symbol) && (strcmp (ip->name, symbol) == 0))
{
free (symbol);
return ip;
}
if (symbol)
free (symbol);
}
return 0;
}
/* Scheme interface */
SCM_DEFINE (scm_instruction_list, "instruction-list", 0, 0, 0,
(void),
"")
#define FUNC_NAME s_scm_instruction_list
{
SCM list = SCM_EOL;
struct scm_instruction *ip;
for (ip = scm_instruction_table; ip->opcode != scm_op_last; ip++)
list = scm_cons (scm_from_locale_symbol (ip->name), list);
return scm_reverse_x (list, SCM_EOL);
}
#undef FUNC_NAME
SCM_DEFINE (scm_instruction_p, "instruction?", 1, 0, 0,
(SCM obj),
"")
#define FUNC_NAME s_scm_instruction_p
{
return SCM_BOOL (SCM_INSTRUCTION_P (obj));
}
#undef FUNC_NAME
SCM_DEFINE (scm_instruction_length, "instruction-length", 1, 0, 0,
(SCM inst),
"")
#define FUNC_NAME s_scm_instruction_length
{
SCM_VALIDATE_INSTRUCTION (1, inst);
return SCM_I_MAKINUM (SCM_INSTRUCTION_LENGTH (inst));
}
#undef FUNC_NAME
SCM_DEFINE (scm_instruction_pops, "instruction-pops", 1, 0, 0,
(SCM inst),
"")
#define FUNC_NAME s_scm_instruction_pops
{
SCM_VALIDATE_INSTRUCTION (1, inst);
return SCM_I_MAKINUM (SCM_INSTRUCTION_POPS (inst));
}
#undef FUNC_NAME
SCM_DEFINE (scm_instruction_pushes, "instruction-pushes", 1, 0, 0,
(SCM inst),
"")
#define FUNC_NAME s_scm_instruction_pushes
{
SCM_VALIDATE_INSTRUCTION (1, inst);
return SCM_I_MAKINUM (SCM_INSTRUCTION_PUSHES (inst));
}
#undef FUNC_NAME
SCM_DEFINE (scm_instruction_to_opcode, "instruction->opcode", 1, 0, 0,
(SCM inst),
"")
#define FUNC_NAME s_scm_instruction_to_opcode
{
SCM_VALIDATE_INSTRUCTION (1, inst);
return SCM_I_MAKINUM (SCM_INSTRUCTION_OPCODE (inst));
}
#undef FUNC_NAME
SCM_DEFINE (scm_opcode_to_instruction, "opcode->instruction", 1, 0, 0,
(SCM op),
"")
#define FUNC_NAME s_scm_opcode_to_instruction
{
int i;
SCM_MAKE_VALIDATE (1, op, I_INUMP);
i = SCM_I_INUM (op);
SCM_ASSERT_RANGE (1, op, 0 <= i && i < scm_op_last);
return scm_from_locale_symbol (scm_instruction_table[i].name);
}
#undef FUNC_NAME
void
scm_init_instructions (void)
{
#ifndef SCM_MAGIC_SNARFER
#include "instructions.x"
#endif
}
/*
Local Variables:
c-file-style: "gnu"
End:
*/
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