target-ppc/op_helper.h

   1 /*
   2  *  PowerPC emulation helpers header for qemu.
   3  *
   4  *  Copyright (c) 2003-2007 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(MEMSUFFIX)
  22
  23 /* Memory load/store helpers */
  24 void glue(do_lsw, MEMSUFFIX) (int dst);
  25 void glue(do_stsw, MEMSUFFIX) (int src);
  26 void glue(do_lmw, MEMSUFFIX) (int dst);
  27 void glue(do_lmw_le, MEMSUFFIX) (int dst);
  28 void glue(do_stmw, MEMSUFFIX) (int src);
  29 void glue(do_stmw_le, MEMSUFFIX) (int src);
  30 void glue(do_icbi, MEMSUFFIX) (void);
  31 void glue(do_dcbz, MEMSUFFIX) (void);
  32 void glue(do_POWER_lscbx, MEMSUFFIX) (int dest, int ra, int rb);
  33 void glue(do_POWER2_lfq, MEMSUFFIX) (void);
  34 void glue(do_POWER2_lfq_le, MEMSUFFIX) (void);
  35 void glue(do_POWER2_stfq, MEMSUFFIX) (void);
  36 void glue(do_POWER2_stfq_le, MEMSUFFIX) (void);
  37
  38 #if defined(TARGET_PPC64)
  39 void glue(do_lsw_64, MEMSUFFIX) (int dst);
  40 void glue(do_stsw_64, MEMSUFFIX) (int src);
  41 void glue(do_lmw_64, MEMSUFFIX) (int dst);
  42 void glue(do_lmw_le_64, MEMSUFFIX) (int dst);
  43 void glue(do_stmw_64, MEMSUFFIX) (int src);
  44 void glue(do_stmw_le_64, MEMSUFFIX) (int src);
  45 void glue(do_icbi_64, MEMSUFFIX) (void);
  46 void glue(do_dcbz_64, MEMSUFFIX) (void);
  47 #endif
  48
  49 #else
  50
  51 void do_print_mem_EA (target_ulong EA);
  52
  53 /* Registers load and stores */
  54 void do_load_cr (void);
  55 void do_store_cr (uint32_t mask);
  56 #if defined(TARGET_PPC64)
  57 void do_store_pri (int prio);
  58 #endif
  59 void do_fpscr_setbit (int bit);
  60 void do_store_fpscr (uint32_t mask);
  61 target_ulong ppc_load_dump_spr (int sprn);
  62 void ppc_store_dump_spr (int sprn, target_ulong val);
  63
  64 /* Floating-point arithmetic helpers */
  65 void do_compute_fprf (int set_class);
  66 #ifdef CONFIG_SOFTFLOAT
  67 void do_float_check_status (void);
  68 #endif
  69 #if USE_PRECISE_EMULATION
  70 void do_fadd (void);
  71 void do_fsub (void);
  72 void do_fmul (void);
  73 void do_fdiv (void);
  74 #endif
  75 void do_fsqrt (void);
  76 void do_fre (void);
  77 void do_fres (void);
  78 void do_frsqrte (void);
  79 void do_fsel (void);
  80 #if USE_PRECISE_EMULATION
  81 void do_fmadd (void);
  82 void do_fmsub (void);
  83 #endif
  84 void do_fnmadd (void);
  85 void do_fnmsub (void);
  86 #if USE_PRECISE_EMULATION
  87 void do_frsp (void);
  88 #endif
  89 void do_fctiw (void);
  90 void do_fctiwz (void);
  91 #if defined(TARGET_PPC64)
  92 void do_fcfid (void);
  93 void do_fctid (void);
  94 void do_fctidz (void);
  95 #endif
  96 void do_frin (void);
  97 void do_friz (void);
  98 void do_frip (void);
  99 void do_frim (void);
 100 void do_fcmpu (void);
 101 void do_fcmpo (void);
 102
 103 /* Misc */
 104 void do_tw (int flags);
 105 #if defined(TARGET_PPC64)
 106 void do_td (int flags);
 107 #endif
 108 #if !defined(CONFIG_USER_ONLY)
 109 void do_store_msr (void);
 110 void do_rfi (void);
 111 #if defined(TARGET_PPC64)
 112 void do_rfid (void);
 113 void do_hrfid (void);
 114 #endif
 115 void do_load_6xx_tlb (int is_code);
 116 void do_load_74xx_tlb (int is_code);
 117 #endif
 118
 119 /* POWER / PowerPC 601 specific helpers */
 120 void do_POWER_abso (void);
 121 void do_POWER_clcs (void);
 122 void do_POWER_div (void);
 123 void do_POWER_divo (void);
 124 void do_POWER_divs (void);
 125 void do_POWER_divso (void);
 126 void do_POWER_dozo (void);
 127 void do_POWER_maskg (void);
 128 void do_POWER_mulo (void);
 129 #if !defined(CONFIG_USER_ONLY)
 130 void do_POWER_rac (void);
 131 void do_POWER_rfsvc (void);
 132 void do_store_hid0_601 (void);
 133 #endif
 134
 135 /* PowerPC 602 specific helper */
 136 #if !defined(CONFIG_USER_ONLY)
 137 void do_op_602_mfrom (void);
 138 #endif
 139
 140 /* PowerPC 440 specific helpers */
 141 #if !defined(CONFIG_USER_ONLY)
 142 void do_440_tlbre (int word);
 143 void do_440_tlbwe (int word);
 144 #endif
 145
 146 /* PowerPC 4xx specific helpers */
 147 void do_load_dcr (void);
 148 void do_store_dcr (void);
 149 #if !defined(CONFIG_USER_ONLY)
 150 void do_40x_rfci (void);
 151 void do_rfci (void);
 152 void do_rfdi (void);
 153 void do_rfmci (void);
 154 void do_4xx_tlbre_lo (void);
 155 void do_4xx_tlbre_hi (void);
 156 void do_4xx_tlbwe_lo (void);
 157 void do_4xx_tlbwe_hi (void);
 158 #endif
 159
 160 /* PowerPC 440 specific helpers */
 161 void do_440_dlmzb (void);
 162
 163 /* PowerPC 403 specific helpers */
 164 #if !defined(CONFIG_USER_ONLY)
 165 void do_load_403_pb (int num);
 166 void do_store_403_pb (int num);
 167 #endif
 168
 169 /* SPE extension helpers */
 170 void do_brinc (void);
 171 /* Fixed-point vector helpers */
 172 void do_evabs (void);
 173 void do_evaddw (void);
 174 void do_evcntlsw (void);
 175 void do_evcntlzw (void);
 176 void do_evneg (void);
 177 void do_evrlw (void);
 178 void do_evsel (void);
 179 void do_evrndw (void);
 180 void do_evslw (void);
 181 void do_evsrws (void);
 182 void do_evsrwu (void);
 183 void do_evsubfw (void);
 184 void do_evcmpeq (void);
 185 void do_evcmpgts (void);
 186 void do_evcmpgtu (void);
 187 void do_evcmplts (void);
 188 void do_evcmpltu (void);
 189
 190 /* Single precision floating-point helpers */
 191 void do_efscmplt (void);
 192 void do_efscmpgt (void);
 193 void do_efscmpeq (void);
 194 void do_efscfsf (void);
 195 void do_efscfuf (void);
 196 void do_efsctsf (void);
 197 void do_efsctuf (void);
 198
 199 void do_efscfsi (void);
 200 void do_efscfui (void);
 201 void do_efsctsi (void);
 202 void do_efsctui (void);
 203 void do_efsctsiz (void);
 204 void do_efsctuiz (void);
 205
 206 /* Double precision floating-point helpers */
 207 void do_efdcmplt (void);
 208 void do_efdcmpgt (void);
 209 void do_efdcmpeq (void);
 210 void do_efdcfsf (void);
 211 void do_efdcfuf (void);
 212 void do_efdctsf (void);
 213 void do_efdctuf (void);
 214
 215 void do_efdcfsi (void);
 216 void do_efdcfui (void);
 217 void do_efdctsi (void);
 218 void do_efdctui (void);
 219 void do_efdctsiz (void);
 220 void do_efdctuiz (void);
 221
 222 void do_efdcfs (void);
 223 void do_efscfd (void);
 224
 225 /* Floating-point vector helpers */
 226 void do_evfsabs (void);
 227 void do_evfsnabs (void);
 228 void do_evfsneg (void);
 229 void do_evfsadd (void);
 230 void do_evfssub (void);
 231 void do_evfsmul (void);
 232 void do_evfsdiv (void);
 233 void do_evfscmplt (void);
 234 void do_evfscmpgt (void);
 235 void do_evfscmpeq (void);
 236 void do_evfststlt (void);
 237 void do_evfststgt (void);
 238 void do_evfststeq (void);
 239 void do_evfscfsi (void);
 240 void do_evfscfui (void);
 241 void do_evfscfsf (void);
 242 void do_evfscfuf (void);
 243 void do_evfsctsf (void);
 244 void do_evfsctuf (void);
 245 void do_evfsctsi (void);
 246 void do_evfsctui (void);
 247 void do_evfsctsiz (void);
 248 void do_evfsctuiz (void);
 249
 250 /* SPE extension */
 251 /* Single precision floating-point helpers */
 252 static always_inline uint32_t _do_efsabs (uint32_t val)
 253 {
 254     return val & ~0x80000000;
 255 }
 256 static always_inline uint32_t _do_efsnabs (uint32_t val)
 257 {
 258     return val | 0x80000000;
 259 }
 260 static always_inline uint32_t _do_efsneg (uint32_t val)
 261 {
 262     return val ^ 0x80000000;
 263 }
 264 static always_inline uint32_t _do_efsadd (uint32_t op1, uint32_t op2)
 265 {
 266     CPU_FloatU u1, u2;
 267     u1.l = op1;
 268     u2.l = op2;
 269     u1.f = float32_add(u1.f, u2.f, &env->spe_status);
 270     return u1.l;
 271 }
 272 static always_inline uint32_t _do_efssub (uint32_t op1, uint32_t op2)
 273 {
 274     CPU_FloatU u1, u2;
 275     u1.l = op1;
 276     u2.l = op2;
 277     u1.f = float32_sub(u1.f, u2.f, &env->spe_status);
 278     return u1.l;
 279 }
 280 static always_inline uint32_t _do_efsmul (uint32_t op1, uint32_t op2)
 281 {
 282     CPU_FloatU u1, u2;
 283     u1.l = op1;
 284     u2.l = op2;
 285     u1.f = float32_mul(u1.f, u2.f, &env->spe_status);
 286     return u1.l;
 287 }
 288 static always_inline uint32_t _do_efsdiv (uint32_t op1, uint32_t op2)
 289 {
 290     CPU_FloatU u1, u2;
 291     u1.l = op1;
 292     u2.l = op2;
 293     u1.f = float32_div(u1.f, u2.f, &env->spe_status);
 294     return u1.l;
 295 }
 296
 297 static always_inline int _do_efststlt (uint32_t op1, uint32_t op2)
 298 {
 299     CPU_FloatU u1, u2;
 300     u1.l = op1;
 301     u2.l = op2;
 302     return float32_lt(u1.f, u2.f, &env->spe_status) ? 4 : 0;
 303 }
 304 static always_inline int _do_efststgt (uint32_t op1, uint32_t op2)
 305 {
 306     CPU_FloatU u1, u2;
 307     u1.l = op1;
 308     u2.l = op2;
 309     return float32_le(u1.f, u2.f, &env->spe_status) ? 0 : 4;
 310 }
 311 static always_inline int _do_efststeq (uint32_t op1, uint32_t op2)
 312 {
 313     CPU_FloatU u1, u2;
 314     u1.l = op1;
 315     u2.l = op2;
 316     return float32_eq(u1.f, u2.f, &env->spe_status) ? 4 : 0;
 317 }
 318 /* Double precision floating-point helpers */
 319 static always_inline int _do_efdtstlt (uint64_t op1, uint64_t op2)
 320 {
 321     CPU_DoubleU u1, u2;
 322     u1.ll = op1;
 323     u2.ll = op2;
 324     return float64_lt(u1.d, u2.d, &env->spe_status) ? 4 : 0;
 325 }
 326 static always_inline int _do_efdtstgt (uint64_t op1, uint64_t op2)
 327 {
 328     CPU_DoubleU u1, u2;
 329     u1.ll = op1;
 330     u2.ll = op2;
 331     return float64_le(u1.d, u2.d, &env->spe_status) ? 0 : 4;
 332 }
 333 static always_inline int _do_efdtsteq (uint64_t op1, uint64_t op2)
 334 {
 335     CPU_DoubleU u1, u2;
 336     u1.ll = op1;
 337     u2.ll = op2;
 338     return float64_eq(u1.d, u2.d, &env->spe_status) ? 4 : 0;
 339 }
 340 #endif