src/vm/jit/mips/arch.h

   1 /* src/vm/jit/mips/arch.h - architecture defines for MIPS
   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 #if SIZEOF_VOID_P == 8
  37
  38 #define SUPPORT_DIVISION                 1
  39 #define SUPPORT_LONG                     1
  40
  41 #define SUPPORT_I2F                      1
  42 #define SUPPORT_I2D                      1
  43 #define SUPPORT_L2F                      1
  44 #define SUPPORT_L2D                      1
  45
  46 #define SUPPORT_F2I                      0
  47 #define SUPPORT_F2L                      0
  48 #define SUPPORT_D2I                      0
  49 #define SUPPORT_D2L                      0
  50
  51 #define SUPPORT_LONG_ADD                 1
  52 #define SUPPORT_LONG_CMP                 0
  53 #define SUPPORT_LONG_CMP_CONST           1
  54 #define SUPPORT_LONG_LOGICAL             1
  55 #define SUPPORT_LONG_SHIFT               1
  56 #define SUPPORT_LONG_MUL                 1
  57 #define SUPPORT_LONG_DIV                 1
  58
  59 #define SUPPORT_LONG_DIV_POW2            1
  60 #define SUPPORT_LONG_REM_POW2            1
  61
  62 #define SUPPORT_CONST_LOGICAL            1  /* AND, OR, XOR with immediates   */
  63 #define SUPPORT_CONST_MUL                1  /* mutiply with immediate         */
  64
  65 #define SUPPORT_CONST_STORE              1  /* do we support const stores     */
  66 #define SUPPORT_CONST_STORE_ZERO_ONLY    1  /* on some risc machines we can   */
  67                                             /* only store REG_ZERO            */
  68
  69
  70 /* float **********************************************************************/
  71
  72 #define SUPPORT_FLOAT                    1
  73
  74 #if defined(ENABLE_SOFT_FLOAT_CMP)
  75 # define SUPPORT_FLOAT_CMP               0
  76 #else
  77 # define SUPPORT_FLOAT_CMP               1
  78 #endif
  79
  80
  81 /* double *********************************************************************/
  82
  83 #define SUPPORT_DOUBLE                   1
  84
  85 #if defined(ENABLE_SOFT_FLOAT_CMP)
  86 # define SUPPORT_DOUBLE_CMP              0
  87 #else
  88 # define SUPPORT_DOUBLE_CMP              1
  89 #endif
  90
  91
  92 #else /* SIZEOF_VOID_P == 8 */
  93
  94 #define SUPPORT_DIVISION                 1
  95 #define SUPPORT_LONG                     1
  96
  97 #define SUPPORT_I2F                      0
  98 #define SUPPORT_I2D                      0
  99 #define SUPPORT_L2F                      0
 100 #define SUPPORT_L2D                      0
 101
 102 #define SUPPORT_F2I                      0
 103 #define SUPPORT_F2L                      0
 104 #define SUPPORT_D2I                      0
 105 #define SUPPORT_D2L                      0
 106
 107 #define SUPPORT_LONG_ADD                 1
 108 #define SUPPORT_LONG_CMP                 0
 109 #define SUPPORT_LONG_CMP_CONST           1
 110 #define SUPPORT_LONG_LOGICAL             1
 111 #define SUPPORT_LONG_SHIFT               0
 112 #define SUPPORT_LONG_MUL                 0
 113 #define SUPPORT_LONG_DIV                 0
 114
 115 #define SUPPORT_LONG_DIV_POW2            0
 116 #define SUPPORT_LONG_REM_POW2            0
 117
 118
 119 #define SUPPORT_CONST_LOGICAL            1  /* AND, OR, XOR with immediates   */
 120 #define SUPPORT_CONST_MUL                1  /* mutiply with immediate         */
 121
 122 #define SUPPORT_CONST_STORE              1  /* do we support const stores     */
 123 #define SUPPORT_CONST_STORE_ZERO_ONLY    1  /* on some risc machines we can   */
 124                                             /* only store REG_ZERO            */
 125
 126
 127 /* float **********************************************************************/
 128
 129 #define SUPPORT_FLOAT                    1
 130
 131 #if defined(ENABLE_SOFT_FLOAT_CMP)
 132 # define SUPPORT_FLOAT_CMP               0
 133 #else
 134 # define SUPPORT_FLOAT_CMP               1
 135 #endif
 136
 137
 138 /* double *********************************************************************/
 139
 140 #define SUPPORT_DOUBLE                   1
 141
 142 #if defined(ENABLE_SOFT_FLOAT_CMP)
 143 # define SUPPORT_DOUBLE_CMP              0
 144 #else
 145 # define SUPPORT_DOUBLE_CMP              1
 146 #endif
 147
 148
 149 #define SUPPORT_COMBINE_INTEGER_REGISTERS
 150
 151 #if defined(ENABLE_SOFT_FLOAT)
 152 # define SUPPORT_PASS_FLOATARGS_IN_INTREGS
 153 #endif
 154
 155 #endif /* SIZEOF_VOID_P == 8 */
 156
 157
 158 /* branches *******************************************************************/
 159
 160 #define SUPPORT_BRANCH_CONDITIONAL_CONDITION_REGISTER       0
 161 #define SUPPORT_BRANCH_CONDITIONAL_ONE_INTEGER_REGISTER     1
 162 #define SUPPORT_BRANCH_CONDITIONAL_TWO_INTEGER_REGISTERS    1
 163
 164
 165 /* exceptions *****************************************************************/
 166
 167 #define SUPPORT_HARDWARE_DIVIDE_BY_ZERO  0
 168
 169
 170 /* stackframe *****************************************************************/
 171
 172 #define STACKFRMAE_RA_BETWEEN_FRAMES              0
 173 #define STACKFRAME_RA_TOP_OF_FRAME                1
 174 #define STACKFRAME_RA_LINKAGE_AREA                0
 175 #define STACKFRAME_LEAFMETHODS_RA_REGISTER        1
 176 #define STACKFRAME_SYNC_NEEDS_TWO_SLOTS           1
 177
 178
 179 /* replacement ****************************************************************/
 180
 181 #define REPLACEMENT_PATCH_SIZE           (2*4) /* bytes */
 182
 183 /* subtype ********************************************************************/
 184
 185 #define USES_NEW_SUBTYPE                 1
 186
 187 #endif /* _ARCH_H */
 188
 189
 190 /*
 191  * These are local overrides for various environment variables in Emacs.
 192  * Please do not remove this and leave it at the end of the file, where
 193  * Emacs will automagically detect them.
 194  * ---------------------------------------------------------------------
 195  * Local variables:
 196  * mode: c
 197  * indent-tabs-mode: t
 198  * c-basic-offset: 4
 199  * tab-width: 4
 200  * End:
 201  */