PR148 - support for LCMP bytecode
[cacao.git] / src / vm / jit / alpha / arch.h
1 /* src/vm/jit/alpha/arch.h - architecture defines for Alpha
2
3    Copyright (C) 1996-2010
4    CACAOVM - Verein zur Foerderung der freien virtuellen Maschine CACAO
5
6    This file is part of CACAO.
7
8    This program is free software; you can redistribute it and/or
9    modify it under the terms of the GNU General Public License as
10    published by the Free Software Foundation; either version 2, or (at
11    your option) any later version.
12
13    This program is distributed in the hope that it will be useful, but
14    WITHOUT ANY WARRANTY; without even the implied warranty of
15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16    General Public License for more details.
17
18    You should have received a copy of the GNU General Public License
19    along with this program; if not, write to the Free Software
20    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
21    02110-1301, USA.
22
23 */
24
25
26 #ifndef _ARCH_H
27 #define _ARCH_H
28
29 #define JIT_COMPILER_VIA_SIGNAL
30
31 #include "config.h"
32
33
34 /* define architecture features ***********************************************/
35
36 #define SUPPORT_DIVISION                 0
37 #define SUPPORT_LONG                     1
38
39 #define SUPPORT_I2F                      1
40 #define SUPPORT_I2D                      1
41 #define SUPPORT_L2F                      1
42 #define SUPPORT_L2D                      1
43
44 #define SUPPORT_F2I                      0
45 #define SUPPORT_F2L                      0
46 #define SUPPORT_D2I                      0
47 #define SUPPORT_D2L                      0
48
49 #define SUPPORT_LONG_ADD                 1
50 #define SUPPORT_LONG_CMP                 0
51 #define SUPPORT_LONG_CMP_CONST           1
52 #define SUPPORT_LONG_LOGICAL             1
53 #define SUPPORT_LONG_SHIFT               1
54 #define SUPPORT_LONG_MUL                 1
55 #define SUPPORT_LONG_DIV                 0
56
57 #define SUPPORT_LONG_DIV_POW2            1
58 #define SUPPORT_LONG_REM_POW2            1
59
60 #define SUPPORT_CONST_LOGICAL            1  /* AND, OR, XOR with immediates   */
61 #define SUPPORT_CONST_MUL                1  /* mutiply with immediate         */
62
63 #define SUPPORT_CONST_STORE              1  /* do we support const stores     */
64 #define SUPPORT_CONST_STORE_ZERO_ONLY    1  /* on some risc machines we can   */
65                                             /* only store REG_ZERO            */
66
67
68 /* float **********************************************************************/
69
70 #define SUPPORT_FLOAT                    1
71
72 #if defined(ENABLE_SOFT_FLOAT_CMP)
73 # define SUPPORT_FLOAT_CMP               0
74 #else
75 # define SUPPORT_FLOAT_CMP               1
76 #endif
77
78
79 /* double *********************************************************************/
80
81 #define SUPPORT_DOUBLE                   1
82
83 #if defined(ENABLE_SOFT_FLOAT_CMP)
84 # define SUPPORT_DOUBLE_CMP              0
85 #else
86 # define SUPPORT_DOUBLE_CMP              1
87 #endif
88
89
90 /* branches *******************************************************************/
91
92 #define SUPPORT_BRANCH_CONDITIONAL_CONDITION_REGISTER       0
93 #define SUPPORT_BRANCH_CONDITIONAL_ONE_INTEGER_REGISTER     1
94 #define SUPPORT_BRANCH_CONDITIONAL_TWO_INTEGER_REGISTERS    0
95
96
97 /* exceptions *****************************************************************/
98
99 #define SUPPORT_HARDWARE_DIVIDE_BY_ZERO  0
100
101
102 /* stackframe *****************************************************************/
103
104 #define STACKFRMAE_RA_BETWEEN_FRAMES              0
105 #define STACKFRAME_RA_TOP_OF_FRAME                1
106 #define STACKFRAME_RA_LINKAGE_AREA                0
107 #define STACKFRAME_LEAFMETHODS_RA_REGISTER        1
108 #define STACKFRAME_SYNC_NEEDS_TWO_SLOTS           0
109
110
111 /* replacement ****************************************************************/
112
113 #define REPLACEMENT_PATCH_SIZE           4 /* bytes */
114
115 /* subtype ********************************************************************/
116
117 #define USES_NEW_SUBTYPE                 1
118
119 #endif /* _ARCH_H */
120
121
122 /*
123  * These are local overrides for various environment variables in Emacs.
124  * Please do not remove this and leave it at the end of the file, where
125  * Emacs will automagically detect them.
126  * ---------------------------------------------------------------------
127  * Local variables:
128  * mode: c
129  * indent-tabs-mode: t
130  * c-basic-offset: 4
131  * tab-width: 4
132  * End:
133  */