1 /* src/vm/jit/powerpc64/arch.h - architecture defines for PowerPC64
3 Copyright (C) 1996-2010
4 CACAOVM - Verein zur Foerderung der freien virtuellen Maschine CACAO
6 This file is part of CACAO.
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.
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.
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
29 #define JIT_COMPILER_VIA_SIGNAL
34 /* define architecture features ***********************************************/
36 #define SUPPORT_DIVISION 1
37 #define SUPPORT_LONG 1
39 #define SUPPORT_FMOD 0
40 #define SUPPORT_FICVT 0
41 #define SUPPORT_IFCVT 0
43 #define SUPPORT_LONG_ADD 1
44 #define SUPPORT_LONG_CMP 0
45 #define SUPPORT_LONG_CMP_CONST 1
46 #define SUPPORT_LONG_LOGICAL 1
47 #define SUPPORT_LONG_SHIFT 1
48 #define SUPPORT_LONG_MUL 1
49 #define SUPPORT_LONG_DIV 1
50 #define SUPPORT_LONG_ICVT 1
51 #define SUPPORT_LONG_FCVT 1
53 #define SUPPORT_CONST_LOGICAL 0 /* AND, OR, XOR with immediates */
54 #define SUPPORT_CONST_MUL 1 /* mutiply with immediate */
56 #define SUPPORT_CONST_STORE 0 /* do we support const stores */
57 #define SUPPORT_CONST_STORE_ZERO_ONLY 0 /* on some risc machines we can */
58 /* only store REG_ZERO */
61 /* float **********************************************************************/
63 #define SUPPORT_FLOAT 1
65 #if defined(ENABLE_SOFT_FLOAT_CMP)
66 # define SUPPORT_FLOAT_CMP 0
68 # define SUPPORT_FLOAT_CMP 1
72 /* double *********************************************************************/
74 #define SUPPORT_DOUBLE 1
76 #if defined(ENABLE_SOFT_FLOAT_CMP)
77 # define SUPPORT_DOUBLE_CMP 0
79 # define SUPPORT_DOUBLE_CMP 1
84 /* #define SUPPORT_COMBINE_INTEGER_REGISTERS */
87 /* branches *******************************************************************/
89 #define SUPPORT_BRANCH_CONDITIONAL_CONDITION_REGISTER 1
90 #define SUPPORT_BRANCH_CONDITIONAL_ONE_INTEGER_REGISTER 0
91 #define SUPPORT_BRANCH_CONDITIONAL_TWO_INTEGER_REGISTERS 0
94 /* stackframe *****************************************************************/
96 #define STACKFRMAE_RA_BETWEEN_FRAMES 0
97 #define STACKFRAME_RA_TOP_OF_FRAME 0
98 #define STACKFRAME_RA_LINKAGE_AREA 1
99 #define STACKFRAME_LEAFMETHODS_RA_REGISTER 0
100 #define STACKFRAME_SYNC_NEEDS_TWO_SLOTS 1
103 /* exceptions *****************************************************************/
105 #define SUPPORT_HARDWARE_DIVIDE_BY_ZERO 0
108 /* replacement ****************************************************************/
110 #define REPLACEMENT_PATCH_SIZE 4 /* bytes */
112 /* subtype ********************************************************************/
114 #define USES_NEW_SUBTYPE 1
120 * These are local overrides for various environment variables in Emacs.
121 * Please do not remove this and leave it at the end of the file, where
122 * Emacs will automagically detect them.
123 * ---------------------------------------------------------------------
126 * indent-tabs-mode: t