target-mips/op_template.c

   1 /*
   2  *  MIPS emulation micro-operations templates for reg load & store for qemu.
   3  *
   4  *  Copyright (c) 2004-2005 Jocelyn Mayer
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #if defined(REG)
  22 void glue(op_load_gpr_T0_gpr, REG) (void)
  23 {
  24     T0 = env->gpr[REG];
  25     RETURN();
  26 }
  27
  28 void glue(op_store_T0_gpr_gpr, REG) (void)
  29 {
  30     env->gpr[REG] = T0;
  31     RETURN();
  32 }
  33
  34 void glue(op_load_gpr_T1_gpr, REG) (void)
  35 {
  36     T1 = env->gpr[REG];
  37     RETURN();
  38 }
  39
  40 void glue(op_store_T1_gpr_gpr, REG) (void)
  41 {
  42     env->gpr[REG] = T1;
  43     RETURN();
  44 }
  45
  46 void glue(op_load_gpr_T2_gpr, REG) (void)
  47 {
  48     T2 = env->gpr[REG];
  49     RETURN();
  50 }
  51 #endif
  52
  53 #if defined (TN)
  54 #define SET_RESET(treg, tregname)        \
  55     void glue(op_set, tregname)(void)    \
  56     {                                    \
  57         treg = (int32_t)PARAM1;          \
  58         RETURN();                        \
  59     }                                    \
  60     void glue(op_reset, tregname)(void)  \
  61     {                                    \
  62         treg = 0;                        \
  63         RETURN();                        \
  64     }                                    \
  65
  66 SET_RESET(T0, _T0)
  67 SET_RESET(T1, _T1)
  68 SET_RESET(T2, _T2)
  69
  70 #undef SET_RESET
  71
  72 #ifdef TARGET_MIPS64
  73 #define SET64(treg, tregname)                               \
  74     void glue(op_set64, tregname)(void)                     \
  75     {                                                       \
  76         treg = ((uint64_t)PARAM1 << 32) | (uint32_t)PARAM2; \
  77         RETURN();                                           \
  78     }
  79
  80 SET64(T0, _T0)
  81 SET64(T1, _T1)
  82 SET64(T2, _T2)
  83
  84 #undef SET64
  85
  86 #endif
  87 #endif