target-ppc/exec.h

   1 /*
   2  *  PPC emulation definitions for qemu.
   3  *
   4  *  Copyright (c) 2003 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 #if !defined (__PPC_H__)
  21 #define __PPC_H__
  22
  23 #include "dyngen-exec.h"
  24
  25 register struct CPUPPCState *env asm(AREG0);
  26 register uint32_t T0 asm(AREG1);
  27 register uint32_t T1 asm(AREG2);
  28 register uint32_t T2 asm(AREG3);
  29
  30 #define PARAM(n) ((uint32_t)PARAM##n)
  31 #define SPARAM(n) ((int32_t)PARAM##n)
  32 #define FT0 (env->ft0)
  33 #define FT1 (env->ft1)
  34 #define FT2 (env->ft2)
  35 #define FTS0 ((float)env->ft0)
  36 #define FTS1 ((float)env->ft1)
  37 #define FTS2 ((float)env->ft2)
  38
  39 #if defined (DEBUG_OP)
  40 #define RETURN() __asm__ __volatile__("nop");
  41 #else
  42 #define RETURN() __asm__ __volatile__("");
  43 #endif
  44
  45 #include "cpu.h"
  46 #include "exec-all.h"
  47
  48 static inline uint32_t rotl (uint32_t i, int n)
  49 {
  50     return ((i << n) | (i >> (32 - n)));
  51 }
  52
  53 /* XXX: move that to a generic header */
  54 #if !defined(CONFIG_USER_ONLY)
  55
  56 #define ldul_user ldl_user
  57 #define ldul_kernel ldl_kernel
  58
  59 #define ACCESS_TYPE 0
  60 #define MEMSUFFIX _kernel
  61 #define DATA_SIZE 1
  62 #include "softmmu_header.h"
  63
  64 #define DATA_SIZE 2
  65 #include "softmmu_header.h"
  66
  67 #define DATA_SIZE 4
  68 #include "softmmu_header.h"
  69
  70 #define DATA_SIZE 8
  71 #include "softmmu_header.h"
  72 #undef ACCESS_TYPE
  73 #undef MEMSUFFIX
  74
  75 #define ACCESS_TYPE 1
  76 #define MEMSUFFIX _user
  77 #define DATA_SIZE 1
  78 #include "softmmu_header.h"
  79
  80 #define DATA_SIZE 2
  81 #include "softmmu_header.h"
  82
  83 #define DATA_SIZE 4
  84 #include "softmmu_header.h"
  85
  86 #define DATA_SIZE 8
  87 #include "softmmu_header.h"
  88 #undef ACCESS_TYPE
  89 #undef MEMSUFFIX
  90
  91 /* these access are slower, they must be as rare as possible */
  92 #define ACCESS_TYPE 2
  93 #define MEMSUFFIX _data
  94 #define DATA_SIZE 1
  95 #include "softmmu_header.h"
  96
  97 #define DATA_SIZE 2
  98 #include "softmmu_header.h"
  99
 100 #define DATA_SIZE 4
 101 #include "softmmu_header.h"
 102
 103 #define DATA_SIZE 8
 104 #include "softmmu_header.h"
 105 #undef ACCESS_TYPE
 106 #undef MEMSUFFIX
 107
 108 #define ldub(p) ldub_data(p)
 109 #define ldsb(p) ldsb_data(p)
 110 #define lduw(p) lduw_data(p)
 111 #define ldsw(p) ldsw_data(p)
 112 #define ldl(p) ldl_data(p)
 113 #define ldq(p) ldq_data(p)
 114
 115 #define stb(p, v) stb_data(p, v)
 116 #define stw(p, v) stw_data(p, v)
 117 #define stl(p, v) stl_data(p, v)
 118 #define stq(p, v) stq_data(p, v)
 119
 120 #endif /* !defined(CONFIG_USER_ONLY) */
 121
 122 void do_raise_exception_err (uint32_t exception, int error_code);
 123 void do_raise_exception (uint32_t exception);
 124
 125 void do_load_cr (void);
 126 void do_store_cr (uint32_t mask);
 127 void do_load_xer (void);
 128 void do_store_xer (void);
 129 void do_load_msr (void);
 130 void do_store_msr (void);
 131 void do_load_fpscr (void);
 132 void do_store_fpscr (uint32_t mask);
 133
 134 void do_sraw(void);
 135
 136 void do_fctiw (void);
 137 void do_fctiwz (void);
 138 void do_fnmadd (void);
 139 void do_fnmsub (void);
 140 void do_fnmadds (void);
 141 void do_fnmsubs (void);
 142 void do_fsqrt (void);
 143 void do_fsqrts (void);
 144 void do_fres (void);
 145 void do_fsqrte (void);
 146 void do_fsel (void);
 147 void do_fcmpu (void);
 148 void do_fcmpo (void);
 149 void do_fabs (void);
 150 void do_fnabs (void);
 151
 152 void do_check_reservation (void);
 153 void do_icbi (void);
 154 void do_store_sr (uint32_t srnum);
 155 void do_store_ibat (int ul, int nr);
 156 void do_store_dbat (int ul, int nr);
 157 void do_tlbia (void);
 158 void do_tlbie (void);
 159
 160 void dump_state (void);
 161 void dump_rfi (void);
 162 void dump_store_sr (int srnum);
 163 void dump_store_ibat (int ul, int nr);
 164 void dump_store_dbat (int ul, int nr);
 165 void dump_store_tb (int ul);
 166 void dump_update_tb(uint32_t param);
 167
 168 static inline void env_to_regs(void)
 169 {
 170 }
 171
 172 static inline void regs_to_env(void)
 173 {
 174 }
 175
 176 int cpu_ppc_handle_mmu_fault (CPUState *env, uint32_t address, int rw,
 177                               int is_user, int is_softmmu);
 178
 179 #endif /* !defined (__PPC_H__) */