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 /* Integer arithmetic helpers */
  65 void do_adde (void);
  66 void do_addmeo (void);
  67 void do_divwo (void);
  68 void do_divwuo (void);
  69 void do_mullwo (void);
  70 void do_nego (void);
  71 void do_subfe (void);
  72 void do_subfmeo (void);
  73 void do_subfzeo (void);
  74 void do_cntlzw (void);
  75 #if defined(TARGET_PPC64)
  76 void do_cntlzd (void);
  77 #endif
  78 void do_sraw (void);
  79 #if defined(TARGET_PPC64)
  80 void do_adde_64 (void);
  81 void do_addmeo_64 (void);
  82 void do_divdo (void);
  83 void do_divduo (void);
  84 void do_mulldo (void);
  85 void do_nego_64 (void);
  86 void do_subfe_64 (void);
  87 void do_subfmeo_64 (void);
  88 void do_subfzeo_64 (void);
  89 void do_srad (void);
  90 #endif
  91 void do_popcntb (void);
  92 #if defined(TARGET_PPC64)
  93 void do_popcntb_64 (void);
  94 #endif
  95
  96 /* Floating-point arithmetic helpers */
  97 void do_compute_fprf (int set_class);
  98 #ifdef CONFIG_SOFTFLOAT
  99 void do_float_check_status (void);
 100 #endif
 101 #if USE_PRECISE_EMULATION
 102 void do_fadd (void);
 103 void do_fsub (void);
 104 void do_fmul (void);
 105 void do_fdiv (void);
 106 #endif
 107 void do_fsqrt (void);
 108 void do_fre (void);
 109 void do_fres (void);
 110 void do_frsqrte (void);
 111 void do_fsel (void);
 112 #if USE_PRECISE_EMULATION
 113 void do_fmadd (void);
 114 void do_fmsub (void);
 115 #endif
 116 void do_fnmadd (void);
 117 void do_fnmsub (void);
 118 #if USE_PRECISE_EMULATION
 119 void do_frsp (void);
 120 #endif
 121 void do_fctiw (void);
 122 void do_fctiwz (void);
 123 #if defined(TARGET_PPC64)
 124 void do_fcfid (void);
 125 void do_fctid (void);
 126 void do_fctidz (void);
 127 #endif
 128 void do_frin (void);
 129 void do_friz (void);
 130 void do_frip (void);
 131 void do_frim (void);
 132 void do_fcmpu (void);
 133 void do_fcmpo (void);
 134
 135 /* Misc */
 136 void do_tw (int flags);
 137 #if defined(TARGET_PPC64)
 138 void do_td (int flags);
 139 #endif
 140 #if !defined(CONFIG_USER_ONLY)
 141 void do_store_msr (void);
 142 void do_rfi (void);
 143 #if defined(TARGET_PPC64)
 144 void do_rfid (void);
 145 void do_hrfid (void);
 146 #endif
 147 void do_load_6xx_tlb (int is_code);
 148 void do_load_74xx_tlb (int is_code);
 149 #endif
 150
 151 /* POWER / PowerPC 601 specific helpers */
 152 void do_POWER_abso (void);
 153 void do_POWER_clcs (void);
 154 void do_POWER_div (void);
 155 void do_POWER_divo (void);
 156 void do_POWER_divs (void);
 157 void do_POWER_divso (void);
 158 void do_POWER_dozo (void);
 159 void do_POWER_maskg (void);
 160 void do_POWER_mulo (void);
 161 #if !defined(CONFIG_USER_ONLY)
 162 void do_POWER_rac (void);
 163 void do_POWER_rfsvc (void);
 164 void do_store_hid0_601 (void);
 165 #endif
 166
 167 /* PowerPC 602 specific helper */
 168 #if !defined(CONFIG_USER_ONLY)
 169 void do_op_602_mfrom (void);
 170 #endif
 171
 172 /* PowerPC 440 specific helpers */
 173 #if !defined(CONFIG_USER_ONLY)
 174 void do_440_tlbre (int word);
 175 void do_440_tlbwe (int word);
 176 #endif
 177
 178 /* PowerPC 4xx specific helpers */
 179 void do_405_check_sat (void);
 180 void do_load_dcr (void);
 181 void do_store_dcr (void);
 182 #if !defined(CONFIG_USER_ONLY)
 183 void do_40x_rfci (void);
 184 void do_rfci (void);
 185 void do_rfdi (void);
 186 void do_rfmci (void);
 187 void do_4xx_tlbre_lo (void);
 188 void do_4xx_tlbre_hi (void);
 189 void do_4xx_tlbwe_lo (void);
 190 void do_4xx_tlbwe_hi (void);
 191 #endif
 192
 193 /* PowerPC 440 specific helpers */
 194 void do_440_dlmzb (void);
 195
 196 /* PowerPC 403 specific helpers */
 197 #if !defined(CONFIG_USER_ONLY)
 198 void do_load_403_pb (int num);
 199 void do_store_403_pb (int num);
 200 #endif
 201
 202 /* SPE extension helpers */
 203 void do_brinc (void);
 204 /* Fixed-point vector helpers */
 205 void do_evabs (void);
 206 void do_evaddw (void);
 207 void do_evcntlsw (void);
 208 void do_evcntlzw (void);
 209 void do_evneg (void);
 210 void do_evrlw (void);
 211 void do_evsel (void);
 212 void do_evrndw (void);
 213 void do_evslw (void);
 214 void do_evsrws (void);
 215 void do_evsrwu (void);
 216 void do_evsubfw (void);
 217 void do_evcmpeq (void);
 218 void do_evcmpgts (void);
 219 void do_evcmpgtu (void);
 220 void do_evcmplts (void);
 221 void do_evcmpltu (void);
 222
 223 /* Single precision floating-point helpers */
 224 void do_efscmplt (void);
 225 void do_efscmpgt (void);
 226 void do_efscmpeq (void);
 227 void do_efscfsf (void);
 228 void do_efscfuf (void);
 229 void do_efsctsf (void);
 230 void do_efsctuf (void);
 231
 232 void do_efscfsi (void);
 233 void do_efscfui (void);
 234 void do_efsctsi (void);
 235 void do_efsctui (void);
 236 void do_efsctsiz (void);
 237 void do_efsctuiz (void);
 238
 239 /* Double precision floating-point helpers */
 240 void do_efdcmplt (void);
 241 void do_efdcmpgt (void);
 242 void do_efdcmpeq (void);
 243 void do_efdcfsf (void);
 244 void do_efdcfuf (void);
 245 void do_efdctsf (void);
 246 void do_efdctuf (void);
 247
 248 void do_efdcfsi (void);
 249 void do_efdcfui (void);
 250 void do_efdctsi (void);
 251 void do_efdctui (void);
 252 void do_efdctsiz (void);
 253 void do_efdctuiz (void);
 254
 255 void do_efdcfs (void);
 256 void do_efscfd (void);
 257
 258 /* Floating-point vector helpers */
 259 void do_evfsabs (void);
 260 void do_evfsnabs (void);
 261 void do_evfsneg (void);
 262 void do_evfsadd (void);
 263 void do_evfssub (void);
 264 void do_evfsmul (void);
 265 void do_evfsdiv (void);
 266 void do_evfscmplt (void);
 267 void do_evfscmpgt (void);
 268 void do_evfscmpeq (void);
 269 void do_evfststlt (void);
 270 void do_evfststgt (void);
 271 void do_evfststeq (void);
 272 void do_evfscfsi (void);
 273 void do_evfscfui (void);
 274 void do_evfscfsf (void);
 275 void do_evfscfuf (void);
 276 void do_evfsctsf (void);
 277 void do_evfsctuf (void);
 278 void do_evfsctsi (void);
 279 void do_evfsctui (void);
 280 void do_evfsctsiz (void);
 281 void do_evfsctuiz (void);
 282
 283 /* SPE extension */
 284 /* Single precision floating-point helpers */
 285 static always_inline uint32_t _do_efsabs (uint32_t val)
 286 {
 287     return val & ~0x80000000;
 288 }
 289 static always_inline uint32_t _do_efsnabs (uint32_t val)
 290 {
 291     return val | 0x80000000;
 292 }
 293 static always_inline uint32_t _do_efsneg (uint32_t val)
 294 {
 295     return val ^ 0x80000000;
 296 }
 297 static always_inline uint32_t _do_efsadd (uint32_t op1, uint32_t op2)
 298 {
 299     CPU_FloatU u1, u2;
 300     u1.l = op1;
 301     u2.l = op2;
 302     u1.f = float32_add(u1.f, u2.f, &env->spe_status);
 303     return u1.l;
 304 }
 305 static always_inline uint32_t _do_efssub (uint32_t op1, uint32_t op2)
 306 {
 307     CPU_FloatU u1, u2;
 308     u1.l = op1;
 309     u2.l = op2;
 310     u1.f = float32_sub(u1.f, u2.f, &env->spe_status);
 311     return u1.l;
 312 }
 313 static always_inline uint32_t _do_efsmul (uint32_t op1, uint32_t op2)
 314 {
 315     CPU_FloatU u1, u2;
 316     u1.l = op1;
 317     u2.l = op2;
 318     u1.f = float32_mul(u1.f, u2.f, &env->spe_status);
 319     return u1.l;
 320 }
 321 static always_inline uint32_t _do_efsdiv (uint32_t op1, uint32_t op2)
 322 {
 323     CPU_FloatU u1, u2;
 324     u1.l = op1;
 325     u2.l = op2;
 326     u1.f = float32_div(u1.f, u2.f, &env->spe_status);
 327     return u1.l;
 328 }
 329
 330 static always_inline int _do_efststlt (uint32_t op1, uint32_t op2)
 331 {
 332     CPU_FloatU u1, u2;
 333     u1.l = op1;
 334     u2.l = op2;
 335     return float32_lt(u1.f, u2.f, &env->spe_status) ? 1 : 0;
 336 }
 337 static always_inline int _do_efststgt (uint32_t op1, uint32_t op2)
 338 {
 339     CPU_FloatU u1, u2;
 340     u1.l = op1;
 341     u2.l = op2;
 342     return float32_le(u1.f, u2.f, &env->spe_status) ? 0 : 1;
 343 }
 344 static always_inline int _do_efststeq (uint32_t op1, uint32_t op2)
 345 {
 346     CPU_FloatU u1, u2;
 347     u1.l = op1;
 348     u2.l = op2;
 349     return float32_eq(u1.f, u2.f, &env->spe_status) ? 1 : 0;
 350 }
 351 /* Double precision floating-point helpers */
 352 static always_inline int _do_efdtstlt (uint64_t op1, uint64_t op2)
 353 {
 354     CPU_DoubleU u1, u2;
 355     u1.ll = op1;
 356     u2.ll = op2;
 357     return float64_lt(u1.d, u2.d, &env->spe_status) ? 1 : 0;
 358 }
 359 static always_inline int _do_efdtstgt (uint64_t op1, uint64_t op2)
 360 {
 361     CPU_DoubleU u1, u2;
 362     u1.ll = op1;
 363     u2.ll = op2;
 364     return float64_le(u1.d, u2.d, &env->spe_status) ? 0 : 1;
 365 }
 366 static always_inline int _do_efdtsteq (uint64_t op1, uint64_t op2)
 367 {
 368     CPU_DoubleU u1, u2;
 369     u1.ll = op1;
 370     u2.ll = op2;
 371     return float64_eq(u1.d, u2.d, &env->spe_status) ? 1 : 0;
 372 }
 373 #endif