1 /* src/vm/jit/i386/arch.h - architecture defines for i386
3 Copyright (C) 1996-2005 R. Grafl, A. Krall, C. Kruegel, C. Oates,
4 R. Obermaisser, M. Platter, M. Probst, S. Ring, E. Steiner,
5 C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich, J. Wenninger,
6 Institut f. Computersprachen - TU Wien
8 This file is part of CACAO.
10 This program is free software; you can redistribute it and/or
11 modify it under the terms of the GNU General Public License as
12 published by the Free Software Foundation; either version 2, or (at
13 your option) any later version.
15 This program is distributed in the hope that it will be useful, but
16 WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
25 Contact: cacao@complang.tuwien.ac.at
27 Authors: Christian Thalinger
31 $Id: arch.h 4133 2006-01-10 22:18:29Z twisti $
40 /* define x86 register numbers ************************************************/
51 /* define architecture features ***********************************************/
53 #define U8_AVAILABLE 1
55 #define USEBUILTINTABLE
57 #define SUPPORT_DIVISION 1
58 #define SUPPORT_LONG 1
59 #define SUPPORT_FLOAT 1
60 #define SUPPORT_DOUBLE 1
67 /* ATTENTION: i386 architectures support these conversions, but we
68 need the builtin functions in corner cases */
74 #define SUPPORT_LONG_ADD 1
75 #define SUPPORT_LONG_CMP 1
76 #define SUPPORT_LONG_CMP_CONST 1
77 #define SUPPORT_LONG_LOGICAL 1
78 #define SUPPORT_LONG_SHIFT 1
79 #define SUPPORT_LONG_MUL 1
80 #define SUPPORT_LONG_DIV 0
82 #define SUPPORT_CONST_LOGICAL 1 /* AND, OR, XOR with immediates */
83 #define SUPPORT_CONST_MUL 1 /* mutiply with immediate */
85 #define SUPPORT_CONST_STORE 1 /* do we support const stores */
86 #define SUPPORT_CONST_STORE_ZERO_ONLY 0 /* on some risc machines we can */
87 /* only store REG_ZERO */
89 #define CONDITIONAL_LOADCONST 1
91 #define HAS_4BYTE_STACKSLOT
92 /* define SUPPORT_COMBINE_INTEGER_REGISTERS */
98 * These are local overrides for various environment variables in Emacs.
99 * Please do not remove this and leave it at the end of the file, where
100 * Emacs will automagically detect them.
101 * ---------------------------------------------------------------------
104 * indent-tabs-mode: t