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/******************************** -*- C -*- ****************************
*
* Translator to native code declarations.
*
*
***********************************************************************/
/***********************************************************************
*
* Copyright 2001, 2002, 2006 Free Software Foundation, Inc.
* Written by Paolo Bonzini.
*
* This file is part of GNU Smalltalk.
*
* GNU Smalltalk 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.
*
* Linking GNU Smalltalk statically or dynamically with other modules is
* making a combined work based on GNU Smalltalk. Thus, the terms and
* conditions of the GNU General Public License cover the whole
* combination.
*
* In addition, as a special exception, the Free Software Foundation
* give you permission to combine GNU Smalltalk with free software
* programs or libraries that are released under the GNU LGPL and with
* independent programs running under the GNU Smalltalk virtual machine.
*
* You may copy and distribute such a system following the terms of the
* GNU GPL for GNU Smalltalk and the licenses of the other code
* concerned, provided that you include the source code of that other
* code when and as the GNU GPL requires distribution of source code.
*
* Note that people who make modified versions of GNU Smalltalk are not
* obligated to grant this special exception for their modified
* versions; it is their choice whether to do so. The GNU General
* Public License gives permission to release a modified version without
* this exception; this exception also makes it possible to release a
* modified version which carries forward this exception.
*
* GNU Smalltalk 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
* GNU Smalltalk; see the file COPYING. If not, write to the Free Software
* Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
***********************************************************************/
#ifndef GST_XLAT_H
#define GST_XLAT_H
#ifdef ENABLE_JIT_TRANSLATION
struct inline_cache;
struct ip_map;
typedef struct method_entry
{
struct method_entry *next;
OOP methodOOP;
OOP receiverClass;
struct inline_cache *inlineCaches;
struct ip_map *ipMap;
int nativeCode[1]; /* type chosen randomly */
}
method_entry;
extern void _gst_reset_inline_caches ()
ATTRIBUTE_HIDDEN;
extern PTR _gst_get_native_code (OOP methodOOP,
OOP receiverClass)
ATTRIBUTE_HIDDEN;
extern PTR _gst_map_virtual_ip (OOP methodOOP,
OOP receiverClass,
int ip)
ATTRIBUTE_HIDDEN;
extern void _gst_free_released_native_code (void)
ATTRIBUTE_HIDDEN;
extern void _gst_release_native_code (OOP methodOOP)
ATTRIBUTE_HIDDEN;
extern void _gst_discard_native_code (OOP methodOOP)
ATTRIBUTE_HIDDEN;
extern void _gst_init_translator (void)
ATTRIBUTE_HIDDEN;
extern PTR (*_gst_run_native_code) ()
ATTRIBUTE_HIDDEN;
extern PTR (*_gst_return_from_native_code) ()
ATTRIBUTE_HIDDEN;
#define GET_METHOD_ENTRY(nativeCodeStart) ((method_entry *) ( \
((char *) nativeCodeStart) - (sizeof(method_entry) - sizeof(int)) ))
#define IS_VALID_IP(nativeCodeStart) \
((nativeCodeStart) && GET_METHOD_ENTRY((nativeCodeStart))->receiverClass)
#endif /* ENABLE_JIT_TRANSLATION */
#endif /* GST_XLAT_H */
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