src/vm/jit/powerpc/linux/md-asm.h

   1 /* src/vm/jit/powerpc/linux/md-asm.h - assembler defines for PowerPC Linux ABI
   2
   3    Copyright (C) 1996-2005, 2006 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
   7
   8    This file is part of CACAO.
   9
  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.
  14
  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.
  19
  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
  23    02110-1301, USA.
  24
  25    Contact: cacao@cacaojvm.org
  26
  27    Authors: Christian Thalinger
  28
  29    Changes:
  30
  31    $Id: md-asm.h 5176 2006-07-26 09:43:08Z twisti $
  32
  33 */
  34
  35
  36 #ifndef _MD_ASM_H
  37 #define _MD_ASM_H
  38
  39 /* register defines ***********************************************************/
  40
  41 #define r0    0
  42 #define sp    1
  43
  44 /* #define XXX   r2  -  system reserved register */
  45
  46 #define a0    3
  47 #define a1    4
  48 #define a2    5
  49 #define a3    6
  50 #define a4    7
  51 #define a5    8
  52 #define a6    9
  53 #define a7    10
  54
  55 #define itmp1 11
  56 #define itmp2 12
  57 #define pv    13
  58
  59 #define s0    14
  60 #define s1    15
  61
  62 #define itmp3 16
  63 #define t0    17
  64 #define t1    18
  65 #define t2    19
  66 #define t3    20
  67 #define t4    21
  68 #define t5    22
  69 #define t6    23
  70
  71 #define s2    24
  72 #define s3    25
  73 #define s4    26
  74 #define s5    27
  75 #define s6    28
  76 #define s7    29
  77 #define s8    30
  78 #define s9    31
  79
  80 #define v0    a0
  81 #define v1    a1
  82
  83 #define xptr  itmp1
  84 #define xpc   itmp2
  85
  86 #define mptr  itmp2
  87 #define mptrn itmp2
  88
  89
  90 #define ftmp3 0
  91
  92 #define fa0   1
  93 #define fa1   2
  94 #define fa2   3
  95 #define fa3   4
  96 #define fa4   5
  97 #define fa5   6
  98 #define fa6   7
  99 #define fa7   8
 100
 101 #define fa8   9
 102 #define fa9   10
 103 #define fa10  11
 104 #define fa11  12
 105 #define fa12  13
 106
 107 #define fs0   14
 108 #define fs1   15
 109
 110 #define ftmp1 16
 111 #define ftmp2 17
 112
 113 #define ft0   18
 114 #define ft1   19
 115 #define ft2   20
 116 #define ft3   21
 117 #define ft4   22
 118 #define ft5   23
 119
 120 #define fs2   24
 121 #define fs3   25
 122 #define fs4   26
 123 #define fs5   27
 124 #define fs6   28
 125 #define fs7   29
 126 #define fs8   30
 127 #define fs9   31
 128
 129 #define fv0   fa0
 130
 131
 132 /* save and restore macros ****************************************************/
 133
 134 #define SAVE_ARGUMENT_REGISTERS(off) \
 135         stw     a0,(0+(off))*4(sp); \
 136         stw     a1,(1+(off))*4(sp); \
 137         stw     a2,(2+(off))*4(sp); \
 138         stw     a3,(3+(off))*4(sp); \
 139         stw     a4,(4+(off))*4(sp); \
 140         stw     a5,(5+(off))*4(sp); \
 141         stw     a6,(6+(off))*4(sp); \
 142         stw     a7,(7+(off))*4(sp); \
 143         \
 144         stfd    fa0,(8+(off))*4(sp); \
 145         stfd    fa1,(10+(off))*4(sp); \
 146         stfd    fa2,(12+(off))*4(sp); \
 147         stfd    fa3,(14+(off))*4(sp); \
 148         stfd    fa4,(16+(off))*4(sp); \
 149         stfd    fa5,(18+(off))*4(sp); \
 150         stfd    fa6,(20+(off))*4(sp); \
 151         stfd    fa7,(22+(off))*4(sp);
 152
 153 #define RESTORE_ARGUMENT_REGISTERS(off) \
 154         lwz     a0,(0+(off))*4(sp); \
 155         lwz     a1,(1+(off))*4(sp); \
 156         lwz     a2,(2+(off))*4(sp); \
 157         lwz     a3,(3+(off))*4(sp); \
 158         lwz     a4,(4+(off))*4(sp); \
 159         lwz     a5,(5+(off))*4(sp); \
 160         lwz     a6,(6+(off))*4(sp); \
 161         lwz     a7,(7+(off))*4(sp); \
 162         \
 163         lfd     fa0,(8+(off))*4(sp); \
 164         lfd     fa1,(10+(off))*4(sp); \
 165         lfd     fa2,(12+(off))*4(sp); \
 166         lfd     fa3,(14+(off))*4(sp); \
 167         lfd     fa4,(16+(off))*4(sp); \
 168         lfd     fa5,(18+(off))*4(sp); \
 169         lfd     fa6,(20+(off))*4(sp); \
 170         lfd     fa7,(22+(off))*4(sp);
 171
 172
 173 #define SAVE_TEMPORARY_REGISTERS(off) \
 174         stw     t0,(0+(off))*4(sp); \
 175         stw     t1,(1+(off))*4(sp); \
 176         stw     t2,(2+(off))*4(sp); \
 177         stw     t3,(3+(off))*4(sp); \
 178         stw     t4,(4+(off))*4(sp); \
 179         stw     t5,(5+(off))*4(sp); \
 180         stw     t6,(6+(off))*4(sp); \
 181         \
 182         stfd    ft0,(8+(off))*4(sp); \
 183         stfd    ft1,(10+(off))*4(sp); \
 184         stfd    ft2,(12+(off))*4(sp); \
 185         stfd    ft3,(14+(off))*4(sp); \
 186         stfd    ft4,(16+(off))*4(sp); \
 187         stfd    ft5,(18+(off))*4(sp);
 188
 189 #define RESTORE_TEMPORARY_REGISTERS(off) \
 190         lwz     t0,(0+(off))*4(sp); \
 191         lwz     t1,(1+(off))*4(sp); \
 192         lwz     t2,(2+(off))*4(sp); \
 193         lwz     t3,(3+(off))*4(sp); \
 194         lwz     t4,(4+(off))*4(sp); \
 195         lwz     t5,(5+(off))*4(sp); \
 196         lwz     t6,(6+(off))*4(sp); \
 197         \
 198         lfd     ft0,(8+(off))*4(sp); \
 199         lfd     ft1,(10+(off))*4(sp); \
 200         lfd     ft2,(12+(off))*4(sp); \
 201         lfd     ft3,(14+(off))*4(sp); \
 202         lfd     ft4,(16+(off))*4(sp); \
 203         lfd     ft5,(18+(off))*4(sp);
 204
 205 #endif /* _MD_ASM_H */
 206
 207
 208 /*
 209  * These are local overrides for various environment variables in Emacs.
 210  * Please do not remove this and leave it at the end of the file, where
 211  * Emacs will automagically detect them.
 212  * ---------------------------------------------------------------------
 213  * Local variables:
 214  * mode: c
 215  * indent-tabs-mode: t
 216  * c-basic-offset: 4
 217  * tab-width: 4
 218  * End:
 219  */