1 /* src/vm/jit/powerpc64/arch.h - architecture defines for PowerPC64
3 Copyright (C) 1996-2005, 2006, 2007 R. Grafl, A. Krall, C. Kruegel,
4 C. Oates, R. Obermaisser, M. Platter, M. Probst, S. Ring,
5 E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich,
6 J. Wenninger, 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., 51 Franklin Street, Fifth Floor, Boston, MA
25 $Id: arch.h 7596 2007-03-28 21:05:53Z twisti $
36 /*#define USE_FAKE_ATOMIC_INSTRUCTIONS 0 */
38 /* define architecture features ***********************************************/
40 #define U8_AVAILABLE 1
42 #define USEBUILTINTABLE
44 #define SUPPORT_DIVISION 1
45 #define SUPPORT_LONG 1
47 #define SUPPORT_FMOD 0
48 #define SUPPORT_FICVT 0
49 #define SUPPORT_IFCVT 0
51 #define SUPPORT_LONG_ADD 1
52 #define SUPPORT_LONG_CMP 1
53 #define SUPPORT_LONG_CMP_CONST 1
54 #define SUPPORT_LONG_LOGICAL 1
55 #define SUPPORT_LONG_SHIFT 0 /* TODO: implement ICMD_IMULPOW2 and reenable*/
56 #define SUPPORT_LONG_MUL 1
57 #define SUPPORT_LONG_DIV 1
58 #define SUPPORT_LONG_ICVT 1
59 #define SUPPORT_LONG_FCVT 1
61 #define SUPPORT_CONST_LOGICAL 0 /* AND, OR, XOR with immediates */
62 #define SUPPORT_CONST_MUL 1 /* mutiply with immediate */
64 #define SUPPORT_CONST_STORE 0 /* do we support const stores */
65 #define SUPPORT_CONST_STORE_ZERO_ONLY 0 /* on some risc machines we can */
66 /* only store REG_ZERO */
69 /* float **********************************************************************/
71 #define SUPPORT_FLOAT 1
73 #if defined(ENABLE_SOFT_FLOAT_CMP)
74 # define SUPPORT_FLOAT_CMP 0
76 # define SUPPORT_FLOAT_CMP 1
80 /* double *********************************************************************/
82 #define SUPPORT_DOUBLE 1
84 #if defined(ENABLE_SOFT_FLOAT_CMP)
85 # define SUPPORT_DOUBLE_CMP 0
87 # define SUPPORT_DOUBLE_CMP 1
92 /* #define HAS_4BYTE_STACKSLOT */
93 /* #define SUPPORT_COMBINE_INTEGER_REGISTERS */
96 /* branches *******************************************************************/
98 #define SUPPORT_BRANCH_CONDITIONAL_CONDITION_REGISTER 1
99 #define SUPPORT_BRANCH_CONDITIONAL_ONE_INTEGER_REGISTER 0
100 #define SUPPORT_BRANCH_CONDITIONAL_TWO_INTEGER_REGISTERS 0
103 /* exceptions *****************************************************************/
105 #define SUPPORT_HARDWARE_DIVIDE_BY_ZERO 0
108 /* replacement ****************************************************************/
110 #define REPLACEMENT_PATCH_SIZE 4 /* bytes */
111 #define REPLACEMENT_STUB_SIZE 6 /* words */
117 * These are local overrides for various environment variables in Emacs.
118 * Please do not remove this and leave it at the end of the file, where
119 * Emacs will automagically detect them.
120 * ---------------------------------------------------------------------
123 * indent-tabs-mode: t