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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. */
#ifndef VM_LABEL
#define VM_LABEL(tag) l_##tag
#define VM_OPCODE(tag) scm_op_##tag
#ifdef HAVE_LABELS_AS_VALUES
#define VM_TAG(tag) VM_LABEL(tag):
#define VM_ADDR(tag) &&VM_LABEL(tag)
#else /* not HAVE_LABELS_AS_VALUES */
#define VM_TAG(tag) case VM_OPCODE(tag):
#define VM_ADDR(tag) NULL
#endif /* not HAVE_LABELS_AS_VALUES */
#endif /* VM_LABEL */
#undef VM_DEFINE_FUNCTION
#undef VM_DEFINE_LOADER
#define VM_DEFINE_FUNCTION(code,tag,name,nargs) \
VM_DEFINE_INSTRUCTION(code,tag,name,0,nargs,1)
#define VM_DEFINE_LOADER(code,tag,name) \
VM_DEFINE_INSTRUCTION(code,tag,name,-1,0,1)
#undef VM_DEFINE_INSTRUCTION
/*
* These will go to scm_instruction_table in instructions.c
*/
#ifdef VM_INSTRUCTION_TO_TABLE
#define VM_DEFINE_INSTRUCTION(code_,tag_,name_,len_,npop_,npush_) \
table[VM_OPCODE (tag_)].opcode = code_; \
table[VM_OPCODE (tag_)].name = name_; \
table[VM_OPCODE (tag_)].len = len_; \
table[VM_OPCODE (tag_)].npop = npop_; \
table[VM_OPCODE (tag_)].npush = npush_;
#else
#ifdef VM_INSTRUCTION_TO_LABEL
/*
* These will go to jump_table in vm_engine.c
*/
#define VM_DEFINE_INSTRUCTION(code,tag,name,len,npop,npush) jump_table[code] = VM_ADDR (tag);
#else
#ifdef VM_INSTRUCTION_TO_OPCODE
/*
* These will go to scm_opcode in instructions.h
*/
#define VM_DEFINE_INSTRUCTION(code,tag,name,len,npop,npush) VM_OPCODE (tag) = code,
#else /* Otherwise */
/*
* These are directly included in vm_engine.c
*/
#define VM_DEFINE_INSTRUCTION(code,tag,name,len,npop,npush) VM_TAG (tag)
#endif /* VM_INSTRUCTION_TO_OPCODE */
#endif /* VM_INSTRUCTION_TO_LABEL */
#endif /* VM_INSTRUCTION_TO_TABLE */
/*
Local Variables:
c-file-style: "gnu"
End:
*/
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