root / target-ppc / op_helper.c @ c7697e1f
History | View | Annotate | Download (58.1 kB)
| 1 | 9a64fbe4 | bellard | /*
|
|---|---|---|---|
| 2 | 3fc6c082 | bellard | * PowerPC emulation helpers for qemu.
|
| 3 | 5fafdf24 | ths | *
|
| 4 | 76a66253 | j_mayer | * Copyright (c) 2003-2007 Jocelyn Mayer
|
| 5 | 9a64fbe4 | bellard | *
|
| 6 | 9a64fbe4 | bellard | * This library is free software; you can redistribute it and/or
|
| 7 | 9a64fbe4 | bellard | * modify it under the terms of the GNU Lesser General Public
|
| 8 | 9a64fbe4 | bellard | * License as published by the Free Software Foundation; either
|
| 9 | 9a64fbe4 | bellard | * version 2 of the License, or (at your option) any later version.
|
| 10 | 9a64fbe4 | bellard | *
|
| 11 | 9a64fbe4 | bellard | * This library is distributed in the hope that it will be useful,
|
| 12 | 9a64fbe4 | bellard | * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
| 13 | 9a64fbe4 | bellard | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
| 14 | 9a64fbe4 | bellard | * Lesser General Public License for more details.
|
| 15 | 9a64fbe4 | bellard | *
|
| 16 | 9a64fbe4 | bellard | * You should have received a copy of the GNU Lesser General Public
|
| 17 | 9a64fbe4 | bellard | * License along with this library; if not, write to the Free Software
|
| 18 | 9a64fbe4 | bellard | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
| 19 | 9a64fbe4 | bellard | */
|
| 20 | 9a64fbe4 | bellard | #include "exec.h" |
| 21 | 9a64fbe4 | bellard | |
| 22 | 0411a972 | j_mayer | #include "helper_regs.h" |
| 23 | 0487d6a8 | j_mayer | #include "op_helper.h" |
| 24 | 0487d6a8 | j_mayer | |
| 25 | 9a64fbe4 | bellard | #define MEMSUFFIX _raw
|
| 26 | 0487d6a8 | j_mayer | #include "op_helper.h" |
| 27 | 9a64fbe4 | bellard | #include "op_helper_mem.h" |
| 28 | a541f297 | bellard | #if !defined(CONFIG_USER_ONLY)
|
| 29 | 9a64fbe4 | bellard | #define MEMSUFFIX _user
|
| 30 | 0487d6a8 | j_mayer | #include "op_helper.h" |
| 31 | 9a64fbe4 | bellard | #include "op_helper_mem.h" |
| 32 | 9a64fbe4 | bellard | #define MEMSUFFIX _kernel
|
| 33 | 0487d6a8 | j_mayer | #include "op_helper.h" |
| 34 | 9a64fbe4 | bellard | #include "op_helper_mem.h" |
| 35 | 1e42b8f0 | j_mayer | #if defined(TARGET_PPC64H)
|
| 36 | 1e42b8f0 | j_mayer | #define MEMSUFFIX _hypv
|
| 37 | 1e42b8f0 | j_mayer | #include "op_helper.h" |
| 38 | 1e42b8f0 | j_mayer | #include "op_helper_mem.h" |
| 39 | 1e42b8f0 | j_mayer | #endif
|
| 40 | 9a64fbe4 | bellard | #endif
|
| 41 | 9a64fbe4 | bellard | |
| 42 | fdabc366 | bellard | //#define DEBUG_OP
|
| 43 | fdabc366 | bellard | //#define DEBUG_EXCEPTIONS
|
| 44 | 76a66253 | j_mayer | //#define DEBUG_SOFTWARE_TLB
|
| 45 | fdabc366 | bellard | |
| 46 | 9a64fbe4 | bellard | /*****************************************************************************/
|
| 47 | 9a64fbe4 | bellard | /* Exceptions processing helpers */
|
| 48 | 9a64fbe4 | bellard | |
| 49 | 9fddaa0c | bellard | void do_raise_exception_err (uint32_t exception, int error_code) |
| 50 | 9a64fbe4 | bellard | {
|
| 51 | 9fddaa0c | bellard | #if 0
|
| 52 | 9fddaa0c | bellard | printf("Raise exception %3x code : %d\n", exception, error_code);
|
| 53 | 9fddaa0c | bellard | #endif
|
| 54 | 9fddaa0c | bellard | switch (exception) {
|
| 55 | e1833e1f | j_mayer | case POWERPC_EXCP_PROGRAM:
|
| 56 | e1833e1f | j_mayer | if (error_code == POWERPC_EXCP_FP && msr_fe0 == 0 && msr_fe1 == 0) |
| 57 | 76a66253 | j_mayer | return;
|
| 58 | 76a66253 | j_mayer | break;
|
| 59 | 9fddaa0c | bellard | default:
|
| 60 | 76a66253 | j_mayer | break;
|
| 61 | 76a66253 | j_mayer | } |
| 62 | 9fddaa0c | bellard | env->exception_index = exception; |
| 63 | 9fddaa0c | bellard | env->error_code = error_code; |
| 64 | 76a66253 | j_mayer | cpu_loop_exit(); |
| 65 | 76a66253 | j_mayer | } |
| 66 | 9fddaa0c | bellard | |
| 67 | 9fddaa0c | bellard | void do_raise_exception (uint32_t exception)
|
| 68 | 9fddaa0c | bellard | {
|
| 69 | 9fddaa0c | bellard | do_raise_exception_err(exception, 0);
|
| 70 | 9a64fbe4 | bellard | } |
| 71 | 9a64fbe4 | bellard | |
| 72 | a496775f | j_mayer | void cpu_dump_EA (target_ulong EA);
|
| 73 | a496775f | j_mayer | void do_print_mem_EA (target_ulong EA)
|
| 74 | a496775f | j_mayer | {
|
| 75 | a496775f | j_mayer | cpu_dump_EA(EA); |
| 76 | a496775f | j_mayer | } |
| 77 | a496775f | j_mayer | |
| 78 | 9a64fbe4 | bellard | /*****************************************************************************/
|
| 79 | 76a66253 | j_mayer | /* Registers load and stores */
|
| 80 | 76a66253 | j_mayer | void do_load_cr (void) |
| 81 | 76a66253 | j_mayer | {
|
| 82 | 76a66253 | j_mayer | T0 = (env->crf[0] << 28) | |
| 83 | 76a66253 | j_mayer | (env->crf[1] << 24) | |
| 84 | 76a66253 | j_mayer | (env->crf[2] << 20) | |
| 85 | 76a66253 | j_mayer | (env->crf[3] << 16) | |
| 86 | 76a66253 | j_mayer | (env->crf[4] << 12) | |
| 87 | 76a66253 | j_mayer | (env->crf[5] << 8) | |
| 88 | 76a66253 | j_mayer | (env->crf[6] << 4) | |
| 89 | 76a66253 | j_mayer | (env->crf[7] << 0); |
| 90 | 76a66253 | j_mayer | } |
| 91 | 76a66253 | j_mayer | |
| 92 | 76a66253 | j_mayer | void do_store_cr (uint32_t mask)
|
| 93 | 76a66253 | j_mayer | {
|
| 94 | 76a66253 | j_mayer | int i, sh;
|
| 95 | 76a66253 | j_mayer | |
| 96 | 36081602 | j_mayer | for (i = 0, sh = 7; i < 8; i++, sh--) { |
| 97 | 76a66253 | j_mayer | if (mask & (1 << sh)) |
| 98 | 76a66253 | j_mayer | env->crf[i] = (T0 >> (sh * 4)) & 0xFUL; |
| 99 | 76a66253 | j_mayer | } |
| 100 | 76a66253 | j_mayer | } |
| 101 | 76a66253 | j_mayer | |
| 102 | c80f84e3 | j_mayer | #if defined(TARGET_PPC64)
|
| 103 | c80f84e3 | j_mayer | void do_store_pri (int prio) |
| 104 | c80f84e3 | j_mayer | {
|
| 105 | c80f84e3 | j_mayer | env->spr[SPR_PPR] &= ~0x001C000000000000ULL;
|
| 106 | c80f84e3 | j_mayer | env->spr[SPR_PPR] |= ((uint64_t)prio & 0x7) << 50; |
| 107 | c80f84e3 | j_mayer | } |
| 108 | c80f84e3 | j_mayer | #endif
|
| 109 | c80f84e3 | j_mayer | |
| 110 | 76a66253 | j_mayer | void do_load_fpscr (void) |
| 111 | 76a66253 | j_mayer | {
|
| 112 | 76a66253 | j_mayer | /* The 32 MSB of the target fpr are undefined.
|
| 113 | 76a66253 | j_mayer | * They'll be zero...
|
| 114 | 76a66253 | j_mayer | */
|
| 115 | 76a66253 | j_mayer | union {
|
| 116 | 76a66253 | j_mayer | float64 d; |
| 117 | 76a66253 | j_mayer | struct {
|
| 118 | 76a66253 | j_mayer | uint32_t u[2];
|
| 119 | 76a66253 | j_mayer | } s; |
| 120 | 76a66253 | j_mayer | } u; |
| 121 | 76a66253 | j_mayer | int i;
|
| 122 | 76a66253 | j_mayer | |
| 123 | d9bce9d9 | j_mayer | #if defined(WORDS_BIGENDIAN)
|
| 124 | 76a66253 | j_mayer | #define WORD0 0 |
| 125 | 76a66253 | j_mayer | #define WORD1 1 |
| 126 | 76a66253 | j_mayer | #else
|
| 127 | 76a66253 | j_mayer | #define WORD0 1 |
| 128 | 76a66253 | j_mayer | #define WORD1 0 |
| 129 | 76a66253 | j_mayer | #endif
|
| 130 | 76a66253 | j_mayer | u.s.u[WORD0] = 0;
|
| 131 | 76a66253 | j_mayer | u.s.u[WORD1] = 0;
|
| 132 | 76a66253 | j_mayer | for (i = 0; i < 8; i++) |
| 133 | 76a66253 | j_mayer | u.s.u[WORD1] |= env->fpscr[i] << (4 * i);
|
| 134 | 76a66253 | j_mayer | FT0 = u.d; |
| 135 | 76a66253 | j_mayer | } |
| 136 | 76a66253 | j_mayer | |
| 137 | 76a66253 | j_mayer | void do_store_fpscr (uint32_t mask)
|
| 138 | 76a66253 | j_mayer | {
|
| 139 | 76a66253 | j_mayer | /*
|
| 140 | 76a66253 | j_mayer | * We use only the 32 LSB of the incoming fpr
|
| 141 | 76a66253 | j_mayer | */
|
| 142 | 76a66253 | j_mayer | union {
|
| 143 | 76a66253 | j_mayer | double d;
|
| 144 | 76a66253 | j_mayer | struct {
|
| 145 | 76a66253 | j_mayer | uint32_t u[2];
|
| 146 | 76a66253 | j_mayer | } s; |
| 147 | 76a66253 | j_mayer | } u; |
| 148 | 76a66253 | j_mayer | int i, rnd_type;
|
| 149 | 76a66253 | j_mayer | |
| 150 | 76a66253 | j_mayer | u.d = FT0; |
| 151 | 76a66253 | j_mayer | if (mask & 0x80) |
| 152 | 76a66253 | j_mayer | env->fpscr[0] = (env->fpscr[0] & 0x9) | ((u.s.u[WORD1] >> 28) & ~0x9); |
| 153 | 76a66253 | j_mayer | for (i = 1; i < 7; i++) { |
| 154 | 76a66253 | j_mayer | if (mask & (1 << (7 - i))) |
| 155 | 76a66253 | j_mayer | env->fpscr[i] = (u.s.u[WORD1] >> (4 * (7 - i))) & 0xF; |
| 156 | 76a66253 | j_mayer | } |
| 157 | 76a66253 | j_mayer | /* TODO: update FEX & VX */
|
| 158 | 76a66253 | j_mayer | /* Set rounding mode */
|
| 159 | 76a66253 | j_mayer | switch (env->fpscr[0] & 0x3) { |
| 160 | 76a66253 | j_mayer | case 0: |
| 161 | 76a66253 | j_mayer | /* Best approximation (round to nearest) */
|
| 162 | 76a66253 | j_mayer | rnd_type = float_round_nearest_even; |
| 163 | 76a66253 | j_mayer | break;
|
| 164 | 76a66253 | j_mayer | case 1: |
| 165 | 76a66253 | j_mayer | /* Smaller magnitude (round toward zero) */
|
| 166 | 76a66253 | j_mayer | rnd_type = float_round_to_zero; |
| 167 | 76a66253 | j_mayer | break;
|
| 168 | 76a66253 | j_mayer | case 2: |
| 169 | 76a66253 | j_mayer | /* Round toward +infinite */
|
| 170 | 76a66253 | j_mayer | rnd_type = float_round_up; |
| 171 | 76a66253 | j_mayer | break;
|
| 172 | 76a66253 | j_mayer | default:
|
| 173 | 76a66253 | j_mayer | case 3: |
| 174 | 76a66253 | j_mayer | /* Round toward -infinite */
|
| 175 | 76a66253 | j_mayer | rnd_type = float_round_down; |
| 176 | 76a66253 | j_mayer | break;
|
| 177 | 76a66253 | j_mayer | } |
| 178 | 76a66253 | j_mayer | set_float_rounding_mode(rnd_type, &env->fp_status); |
| 179 | 76a66253 | j_mayer | } |
| 180 | 76a66253 | j_mayer | |
| 181 | a496775f | j_mayer | target_ulong ppc_load_dump_spr (int sprn)
|
| 182 | a496775f | j_mayer | {
|
| 183 | 6b80055d | j_mayer | if (loglevel != 0) { |
| 184 | a496775f | j_mayer | fprintf(logfile, "Read SPR %d %03x => " ADDRX "\n", |
| 185 | a496775f | j_mayer | sprn, sprn, env->spr[sprn]); |
| 186 | a496775f | j_mayer | } |
| 187 | a496775f | j_mayer | |
| 188 | a496775f | j_mayer | return env->spr[sprn];
|
| 189 | a496775f | j_mayer | } |
| 190 | a496775f | j_mayer | |
| 191 | a496775f | j_mayer | void ppc_store_dump_spr (int sprn, target_ulong val) |
| 192 | a496775f | j_mayer | {
|
| 193 | 6b80055d | j_mayer | if (loglevel != 0) { |
| 194 | a496775f | j_mayer | fprintf(logfile, "Write SPR %d %03x => " ADDRX " <= " ADDRX "\n", |
| 195 | a496775f | j_mayer | sprn, sprn, env->spr[sprn], val); |
| 196 | a496775f | j_mayer | } |
| 197 | a496775f | j_mayer | env->spr[sprn] = val; |
| 198 | a496775f | j_mayer | } |
| 199 | a496775f | j_mayer | |
| 200 | 76a66253 | j_mayer | /*****************************************************************************/
|
| 201 | fdabc366 | bellard | /* Fixed point operations helpers */
|
| 202 | fdabc366 | bellard | void do_adde (void) |
| 203 | fdabc366 | bellard | {
|
| 204 | fdabc366 | bellard | T2 = T0; |
| 205 | fdabc366 | bellard | T0 += T1 + xer_ca; |
| 206 | d9bce9d9 | j_mayer | if (likely(!((uint32_t)T0 < (uint32_t)T2 ||
|
| 207 | d9bce9d9 | j_mayer | (xer_ca == 1 && (uint32_t)T0 == (uint32_t)T2)))) {
|
| 208 | fdabc366 | bellard | xer_ca = 0;
|
| 209 | fdabc366 | bellard | } else {
|
| 210 | fdabc366 | bellard | xer_ca = 1;
|
| 211 | fdabc366 | bellard | } |
| 212 | fdabc366 | bellard | } |
| 213 | fdabc366 | bellard | |
| 214 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
| 215 | d9bce9d9 | j_mayer | void do_adde_64 (void) |
| 216 | fdabc366 | bellard | {
|
| 217 | fdabc366 | bellard | T2 = T0; |
| 218 | fdabc366 | bellard | T0 += T1 + xer_ca; |
| 219 | d9bce9d9 | j_mayer | if (likely(!((uint64_t)T0 < (uint64_t)T2 ||
|
| 220 | d9bce9d9 | j_mayer | (xer_ca == 1 && (uint64_t)T0 == (uint64_t)T2)))) {
|
| 221 | fdabc366 | bellard | xer_ca = 0;
|
| 222 | fdabc366 | bellard | } else {
|
| 223 | fdabc366 | bellard | xer_ca = 1;
|
| 224 | fdabc366 | bellard | } |
| 225 | fdabc366 | bellard | } |
| 226 | d9bce9d9 | j_mayer | #endif
|
| 227 | fdabc366 | bellard | |
| 228 | fdabc366 | bellard | void do_addmeo (void) |
| 229 | fdabc366 | bellard | {
|
| 230 | fdabc366 | bellard | T1 = T0; |
| 231 | fdabc366 | bellard | T0 += xer_ca + (-1);
|
| 232 | d9bce9d9 | j_mayer | if (likely(!((uint32_t)T1 &
|
| 233 | d9bce9d9 | j_mayer | ((uint32_t)T1 ^ (uint32_t)T0) & (1UL << 31)))) { |
| 234 | fdabc366 | bellard | xer_ov = 0;
|
| 235 | fdabc366 | bellard | } else {
|
| 236 | fdabc366 | bellard | xer_ov = 1;
|
| 237 | 966439a6 | j_mayer | xer_so = 1;
|
| 238 | fdabc366 | bellard | } |
| 239 | fdabc366 | bellard | if (likely(T1 != 0)) |
| 240 | fdabc366 | bellard | xer_ca = 1;
|
| 241 | fdabc366 | bellard | } |
| 242 | fdabc366 | bellard | |
| 243 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
| 244 | d9bce9d9 | j_mayer | void do_addmeo_64 (void) |
| 245 | fdabc366 | bellard | {
|
| 246 | fdabc366 | bellard | T1 = T0; |
| 247 | d9bce9d9 | j_mayer | T0 += xer_ca + (-1);
|
| 248 | d9bce9d9 | j_mayer | if (likely(!((uint64_t)T1 &
|
| 249 | d9bce9d9 | j_mayer | ((uint64_t)T1 ^ (uint64_t)T0) & (1ULL << 63)))) { |
| 250 | fdabc366 | bellard | xer_ov = 0;
|
| 251 | fdabc366 | bellard | } else {
|
| 252 | fdabc366 | bellard | xer_ov = 1;
|
| 253 | 966439a6 | j_mayer | xer_so = 1;
|
| 254 | fdabc366 | bellard | } |
| 255 | d9bce9d9 | j_mayer | if (likely(T1 != 0)) |
| 256 | fdabc366 | bellard | xer_ca = 1;
|
| 257 | fdabc366 | bellard | } |
| 258 | d9bce9d9 | j_mayer | #endif
|
| 259 | fdabc366 | bellard | |
| 260 | fdabc366 | bellard | void do_divwo (void) |
| 261 | fdabc366 | bellard | {
|
| 262 | d9bce9d9 | j_mayer | if (likely(!(((int32_t)T0 == INT32_MIN && (int32_t)T1 == -1) || |
| 263 | d9bce9d9 | j_mayer | (int32_t)T1 == 0))) {
|
| 264 | fdabc366 | bellard | xer_ov = 0;
|
| 265 | d9bce9d9 | j_mayer | T0 = (int32_t)T0 / (int32_t)T1; |
| 266 | fdabc366 | bellard | } else {
|
| 267 | fdabc366 | bellard | xer_ov = 1;
|
| 268 | 966439a6 | j_mayer | xer_so = 1;
|
| 269 | fdabc366 | bellard | T0 = (-1) * ((uint32_t)T0 >> 31); |
| 270 | fdabc366 | bellard | } |
| 271 | fdabc366 | bellard | } |
| 272 | fdabc366 | bellard | |
| 273 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
| 274 | d9bce9d9 | j_mayer | void do_divdo (void) |
| 275 | d9bce9d9 | j_mayer | {
|
| 276 | d9bce9d9 | j_mayer | if (likely(!(((int64_t)T0 == INT64_MIN && (int64_t)T1 == -1ULL) || |
| 277 | d9bce9d9 | j_mayer | (int64_t)T1 == 0))) {
|
| 278 | d9bce9d9 | j_mayer | xer_ov = 0;
|
| 279 | d9bce9d9 | j_mayer | T0 = (int64_t)T0 / (int64_t)T1; |
| 280 | d9bce9d9 | j_mayer | } else {
|
| 281 | d9bce9d9 | j_mayer | xer_ov = 1;
|
| 282 | 966439a6 | j_mayer | xer_so = 1;
|
| 283 | d9bce9d9 | j_mayer | T0 = (-1ULL) * ((uint64_t)T0 >> 63); |
| 284 | d9bce9d9 | j_mayer | } |
| 285 | d9bce9d9 | j_mayer | } |
| 286 | d9bce9d9 | j_mayer | #endif
|
| 287 | d9bce9d9 | j_mayer | |
| 288 | fdabc366 | bellard | void do_divwuo (void) |
| 289 | fdabc366 | bellard | {
|
| 290 | fdabc366 | bellard | if (likely((uint32_t)T1 != 0)) { |
| 291 | fdabc366 | bellard | xer_ov = 0;
|
| 292 | fdabc366 | bellard | T0 = (uint32_t)T0 / (uint32_t)T1; |
| 293 | fdabc366 | bellard | } else {
|
| 294 | fdabc366 | bellard | xer_ov = 1;
|
| 295 | 966439a6 | j_mayer | xer_so = 1;
|
| 296 | fdabc366 | bellard | T0 = 0;
|
| 297 | fdabc366 | bellard | } |
| 298 | fdabc366 | bellard | } |
| 299 | fdabc366 | bellard | |
| 300 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
| 301 | d9bce9d9 | j_mayer | void do_divduo (void) |
| 302 | d9bce9d9 | j_mayer | {
|
| 303 | d9bce9d9 | j_mayer | if (likely((uint64_t)T1 != 0)) { |
| 304 | d9bce9d9 | j_mayer | xer_ov = 0;
|
| 305 | d9bce9d9 | j_mayer | T0 = (uint64_t)T0 / (uint64_t)T1; |
| 306 | d9bce9d9 | j_mayer | } else {
|
| 307 | d9bce9d9 | j_mayer | xer_ov = 1;
|
| 308 | 966439a6 | j_mayer | xer_so = 1;
|
| 309 | d9bce9d9 | j_mayer | T0 = 0;
|
| 310 | d9bce9d9 | j_mayer | } |
| 311 | d9bce9d9 | j_mayer | } |
| 312 | d9bce9d9 | j_mayer | #endif
|
| 313 | d9bce9d9 | j_mayer | |
| 314 | fdabc366 | bellard | void do_mullwo (void) |
| 315 | fdabc366 | bellard | {
|
| 316 | d9bce9d9 | j_mayer | int64_t res = (int64_t)T0 * (int64_t)T1; |
| 317 | fdabc366 | bellard | |
| 318 | fdabc366 | bellard | if (likely((int32_t)res == res)) {
|
| 319 | fdabc366 | bellard | xer_ov = 0;
|
| 320 | fdabc366 | bellard | } else {
|
| 321 | fdabc366 | bellard | xer_ov = 1;
|
| 322 | fdabc366 | bellard | xer_so = 1;
|
| 323 | fdabc366 | bellard | } |
| 324 | fdabc366 | bellard | T0 = (int32_t)res; |
| 325 | fdabc366 | bellard | } |
| 326 | fdabc366 | bellard | |
| 327 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
| 328 | d9bce9d9 | j_mayer | void do_mulldo (void) |
| 329 | fdabc366 | bellard | {
|
| 330 | d9bce9d9 | j_mayer | int64_t th; |
| 331 | d9bce9d9 | j_mayer | uint64_t tl; |
| 332 | d9bce9d9 | j_mayer | |
| 333 | 9d901a20 | j_mayer | muls64(&tl, &th, T0, T1); |
| 334 | 88ad920b | j_mayer | /* If th != 0 && th != -1, then we had an overflow */
|
| 335 | 88ad920b | j_mayer | if (likely((th + 1) <= 1)) { |
| 336 | fdabc366 | bellard | xer_ov = 0;
|
| 337 | fdabc366 | bellard | } else {
|
| 338 | fdabc366 | bellard | xer_ov = 1;
|
| 339 | fdabc366 | bellard | xer_so = 1;
|
| 340 | fdabc366 | bellard | } |
| 341 | d9bce9d9 | j_mayer | T0 = (int64_t)tl; |
| 342 | fdabc366 | bellard | } |
| 343 | d9bce9d9 | j_mayer | #endif
|
| 344 | fdabc366 | bellard | |
| 345 | d9bce9d9 | j_mayer | void do_nego (void) |
| 346 | fdabc366 | bellard | {
|
| 347 | d9bce9d9 | j_mayer | if (likely((int32_t)T0 != INT32_MIN)) {
|
| 348 | fdabc366 | bellard | xer_ov = 0;
|
| 349 | d9bce9d9 | j_mayer | T0 = -(int32_t)T0; |
| 350 | fdabc366 | bellard | } else {
|
| 351 | fdabc366 | bellard | xer_ov = 1;
|
| 352 | d9bce9d9 | j_mayer | xer_so = 1;
|
| 353 | fdabc366 | bellard | } |
| 354 | fdabc366 | bellard | } |
| 355 | fdabc366 | bellard | |
| 356 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
| 357 | d9bce9d9 | j_mayer | void do_nego_64 (void) |
| 358 | fdabc366 | bellard | {
|
| 359 | d9bce9d9 | j_mayer | if (likely((int64_t)T0 != INT64_MIN)) {
|
| 360 | fdabc366 | bellard | xer_ov = 0;
|
| 361 | d9bce9d9 | j_mayer | T0 = -(int64_t)T0; |
| 362 | fdabc366 | bellard | } else {
|
| 363 | fdabc366 | bellard | xer_ov = 1;
|
| 364 | d9bce9d9 | j_mayer | xer_so = 1;
|
| 365 | fdabc366 | bellard | } |
| 366 | fdabc366 | bellard | } |
| 367 | d9bce9d9 | j_mayer | #endif
|
| 368 | fdabc366 | bellard | |
| 369 | fdabc366 | bellard | void do_subfe (void) |
| 370 | fdabc366 | bellard | {
|
| 371 | fdabc366 | bellard | T0 = T1 + ~T0 + xer_ca; |
| 372 | d9bce9d9 | j_mayer | if (likely((uint32_t)T0 >= (uint32_t)T1 &&
|
| 373 | d9bce9d9 | j_mayer | (xer_ca == 0 || (uint32_t)T0 != (uint32_t)T1))) {
|
| 374 | fdabc366 | bellard | xer_ca = 0;
|
| 375 | fdabc366 | bellard | } else {
|
| 376 | fdabc366 | bellard | xer_ca = 1;
|
| 377 | fdabc366 | bellard | } |
| 378 | fdabc366 | bellard | } |
| 379 | fdabc366 | bellard | |
| 380 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
| 381 | d9bce9d9 | j_mayer | void do_subfe_64 (void) |
| 382 | fdabc366 | bellard | {
|
| 383 | fdabc366 | bellard | T0 = T1 + ~T0 + xer_ca; |
| 384 | d9bce9d9 | j_mayer | if (likely((uint64_t)T0 >= (uint64_t)T1 &&
|
| 385 | d9bce9d9 | j_mayer | (xer_ca == 0 || (uint64_t)T0 != (uint64_t)T1))) {
|
| 386 | d9bce9d9 | j_mayer | xer_ca = 0;
|
| 387 | d9bce9d9 | j_mayer | } else {
|
| 388 | d9bce9d9 | j_mayer | xer_ca = 1;
|
| 389 | d9bce9d9 | j_mayer | } |
| 390 | d9bce9d9 | j_mayer | } |
| 391 | d9bce9d9 | j_mayer | #endif
|
| 392 | d9bce9d9 | j_mayer | |
| 393 | d9bce9d9 | j_mayer | void do_subfmeo (void) |
| 394 | d9bce9d9 | j_mayer | {
|
| 395 | d9bce9d9 | j_mayer | T1 = T0; |
| 396 | d9bce9d9 | j_mayer | T0 = ~T0 + xer_ca - 1;
|
| 397 | d9bce9d9 | j_mayer | if (likely(!((uint32_t)~T1 & ((uint32_t)~T1 ^ (uint32_t)T0) &
|
| 398 | d9bce9d9 | j_mayer | (1UL << 31)))) { |
| 399 | fdabc366 | bellard | xer_ov = 0;
|
| 400 | fdabc366 | bellard | } else {
|
| 401 | fdabc366 | bellard | xer_ov = 1;
|
| 402 | 966439a6 | j_mayer | xer_so = 1;
|
| 403 | fdabc366 | bellard | } |
| 404 | d9bce9d9 | j_mayer | if (likely((uint32_t)T1 != UINT32_MAX))
|
| 405 | fdabc366 | bellard | xer_ca = 1;
|
| 406 | fdabc366 | bellard | } |
| 407 | fdabc366 | bellard | |
| 408 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
| 409 | d9bce9d9 | j_mayer | void do_subfmeo_64 (void) |
| 410 | fdabc366 | bellard | {
|
| 411 | fdabc366 | bellard | T1 = T0; |
| 412 | fdabc366 | bellard | T0 = ~T0 + xer_ca - 1;
|
| 413 | d9bce9d9 | j_mayer | if (likely(!((uint64_t)~T1 & ((uint64_t)~T1 ^ (uint64_t)T0) &
|
| 414 | d9bce9d9 | j_mayer | (1ULL << 63)))) { |
| 415 | fdabc366 | bellard | xer_ov = 0;
|
| 416 | fdabc366 | bellard | } else {
|
| 417 | fdabc366 | bellard | xer_ov = 1;
|
| 418 | 966439a6 | j_mayer | xer_so = 1;
|
| 419 | fdabc366 | bellard | } |
| 420 | d9bce9d9 | j_mayer | if (likely((uint64_t)T1 != UINT64_MAX))
|
| 421 | fdabc366 | bellard | xer_ca = 1;
|
| 422 | fdabc366 | bellard | } |
| 423 | d9bce9d9 | j_mayer | #endif
|
| 424 | fdabc366 | bellard | |
| 425 | fdabc366 | bellard | void do_subfzeo (void) |
| 426 | fdabc366 | bellard | {
|
| 427 | fdabc366 | bellard | T1 = T0; |
| 428 | fdabc366 | bellard | T0 = ~T0 + xer_ca; |
| 429 | d9bce9d9 | j_mayer | if (likely(!(((uint32_t)~T1 ^ UINT32_MAX) &
|
| 430 | d9bce9d9 | j_mayer | ((uint32_t)(~T1) ^ (uint32_t)T0) & (1UL << 31)))) { |
| 431 | fdabc366 | bellard | xer_ov = 0;
|
| 432 | fdabc366 | bellard | } else {
|
| 433 | fdabc366 | bellard | xer_ov = 1;
|
| 434 | fdabc366 | bellard | xer_so = 1;
|
| 435 | fdabc366 | bellard | } |
| 436 | d9bce9d9 | j_mayer | if (likely((uint32_t)T0 >= (uint32_t)~T1)) {
|
| 437 | fdabc366 | bellard | xer_ca = 0;
|
| 438 | fdabc366 | bellard | } else {
|
| 439 | fdabc366 | bellard | xer_ca = 1;
|
| 440 | fdabc366 | bellard | } |
| 441 | fdabc366 | bellard | } |
| 442 | fdabc366 | bellard | |
| 443 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
| 444 | d9bce9d9 | j_mayer | void do_subfzeo_64 (void) |
| 445 | d9bce9d9 | j_mayer | {
|
| 446 | d9bce9d9 | j_mayer | T1 = T0; |
| 447 | d9bce9d9 | j_mayer | T0 = ~T0 + xer_ca; |
| 448 | d9bce9d9 | j_mayer | if (likely(!(((uint64_t)~T1 ^ UINT64_MAX) &
|
| 449 | d9bce9d9 | j_mayer | ((uint64_t)(~T1) ^ (uint64_t)T0) & (1ULL << 63)))) { |
| 450 | d9bce9d9 | j_mayer | xer_ov = 0;
|
| 451 | d9bce9d9 | j_mayer | } else {
|
| 452 | d9bce9d9 | j_mayer | xer_ov = 1;
|
| 453 | d9bce9d9 | j_mayer | xer_so = 1;
|
| 454 | d9bce9d9 | j_mayer | } |
| 455 | d9bce9d9 | j_mayer | if (likely((uint64_t)T0 >= (uint64_t)~T1)) {
|
| 456 | d9bce9d9 | j_mayer | xer_ca = 0;
|
| 457 | d9bce9d9 | j_mayer | } else {
|
| 458 | d9bce9d9 | j_mayer | xer_ca = 1;
|
| 459 | d9bce9d9 | j_mayer | } |
| 460 | d9bce9d9 | j_mayer | } |
| 461 | d9bce9d9 | j_mayer | #endif
|
| 462 | d9bce9d9 | j_mayer | |
| 463 | 9a64fbe4 | bellard | /* shift right arithmetic helper */
|
| 464 | 9a64fbe4 | bellard | void do_sraw (void) |
| 465 | 9a64fbe4 | bellard | {
|
| 466 | 9a64fbe4 | bellard | int32_t ret; |
| 467 | 9a64fbe4 | bellard | |
| 468 | fdabc366 | bellard | if (likely(!(T1 & 0x20UL))) { |
| 469 | d9bce9d9 | j_mayer | if (likely((uint32_t)T1 != 0)) { |
| 470 | fdabc366 | bellard | ret = (int32_t)T0 >> (T1 & 0x1fUL);
|
| 471 | fdabc366 | bellard | if (likely(ret >= 0 || ((int32_t)T0 & ((1 << T1) - 1)) == 0)) { |
| 472 | 76a66253 | j_mayer | xer_ca = 0;
|
| 473 | fdabc366 | bellard | } else {
|
| 474 | 76a66253 | j_mayer | xer_ca = 1;
|
| 475 | fdabc366 | bellard | } |
| 476 | fdabc366 | bellard | } else {
|
| 477 | 76a66253 | j_mayer | ret = T0; |
| 478 | fdabc366 | bellard | xer_ca = 0;
|
| 479 | fdabc366 | bellard | } |
| 480 | fdabc366 | bellard | } else {
|
| 481 | fdabc366 | bellard | ret = (-1) * ((uint32_t)T0 >> 31); |
| 482 | fdabc366 | bellard | if (likely(ret >= 0 || ((uint32_t)T0 & ~0x80000000UL) == 0)) { |
| 483 | fdabc366 | bellard | xer_ca = 0;
|
| 484 | 76a66253 | j_mayer | } else {
|
| 485 | 9a64fbe4 | bellard | xer_ca = 1;
|
| 486 | 76a66253 | j_mayer | } |
| 487 | fdabc366 | bellard | } |
| 488 | 4b3686fa | bellard | T0 = ret; |
| 489 | 9a64fbe4 | bellard | } |
| 490 | 9a64fbe4 | bellard | |
| 491 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
| 492 | d9bce9d9 | j_mayer | void do_srad (void) |
| 493 | d9bce9d9 | j_mayer | {
|
| 494 | d9bce9d9 | j_mayer | int64_t ret; |
| 495 | d9bce9d9 | j_mayer | |
| 496 | d9bce9d9 | j_mayer | if (likely(!(T1 & 0x40UL))) { |
| 497 | d9bce9d9 | j_mayer | if (likely((uint64_t)T1 != 0)) { |
| 498 | d9bce9d9 | j_mayer | ret = (int64_t)T0 >> (T1 & 0x3FUL);
|
| 499 | d9bce9d9 | j_mayer | if (likely(ret >= 0 || ((int64_t)T0 & ((1 << T1) - 1)) == 0)) { |
| 500 | d9bce9d9 | j_mayer | xer_ca = 0;
|
| 501 | d9bce9d9 | j_mayer | } else {
|
| 502 | d9bce9d9 | j_mayer | xer_ca = 1;
|
| 503 | d9bce9d9 | j_mayer | } |
| 504 | d9bce9d9 | j_mayer | } else {
|
| 505 | d9bce9d9 | j_mayer | ret = T0; |
| 506 | d9bce9d9 | j_mayer | xer_ca = 0;
|
| 507 | d9bce9d9 | j_mayer | } |
| 508 | d9bce9d9 | j_mayer | } else {
|
| 509 | d9bce9d9 | j_mayer | ret = (-1) * ((uint64_t)T0 >> 63); |
| 510 | d9bce9d9 | j_mayer | if (likely(ret >= 0 || ((uint64_t)T0 & ~0x8000000000000000ULL) == 0)) { |
| 511 | d9bce9d9 | j_mayer | xer_ca = 0;
|
| 512 | d9bce9d9 | j_mayer | } else {
|
| 513 | d9bce9d9 | j_mayer | xer_ca = 1;
|
| 514 | d9bce9d9 | j_mayer | } |
| 515 | d9bce9d9 | j_mayer | } |
| 516 | d9bce9d9 | j_mayer | T0 = ret; |
| 517 | d9bce9d9 | j_mayer | } |
| 518 | d9bce9d9 | j_mayer | #endif
|
| 519 | d9bce9d9 | j_mayer | |
| 520 | b068d6a7 | j_mayer | static always_inline int popcnt (uint32_t val) |
| 521 | d9bce9d9 | j_mayer | {
|
| 522 | d9bce9d9 | j_mayer | int i;
|
| 523 | d9bce9d9 | j_mayer | |
| 524 | d9bce9d9 | j_mayer | for (i = 0; val != 0;) |
| 525 | d9bce9d9 | j_mayer | val = val ^ (val - 1);
|
| 526 | d9bce9d9 | j_mayer | |
| 527 | d9bce9d9 | j_mayer | return i;
|
| 528 | d9bce9d9 | j_mayer | } |
| 529 | d9bce9d9 | j_mayer | |
| 530 | d9bce9d9 | j_mayer | void do_popcntb (void) |
| 531 | d9bce9d9 | j_mayer | {
|
| 532 | d9bce9d9 | j_mayer | uint32_t ret; |
| 533 | d9bce9d9 | j_mayer | int i;
|
| 534 | d9bce9d9 | j_mayer | |
| 535 | d9bce9d9 | j_mayer | ret = 0;
|
| 536 | d9bce9d9 | j_mayer | for (i = 0; i < 32; i += 8) |
| 537 | d9bce9d9 | j_mayer | ret |= popcnt((T0 >> i) & 0xFF) << i;
|
| 538 | d9bce9d9 | j_mayer | T0 = ret; |
| 539 | d9bce9d9 | j_mayer | } |
| 540 | d9bce9d9 | j_mayer | |
| 541 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
| 542 | d9bce9d9 | j_mayer | void do_popcntb_64 (void) |
| 543 | d9bce9d9 | j_mayer | {
|
| 544 | d9bce9d9 | j_mayer | uint64_t ret; |
| 545 | d9bce9d9 | j_mayer | int i;
|
| 546 | d9bce9d9 | j_mayer | |
| 547 | d9bce9d9 | j_mayer | ret = 0;
|
| 548 | d9bce9d9 | j_mayer | for (i = 0; i < 64; i += 8) |
| 549 | d9bce9d9 | j_mayer | ret |= popcnt((T0 >> i) & 0xFF) << i;
|
| 550 | d9bce9d9 | j_mayer | T0 = ret; |
| 551 | d9bce9d9 | j_mayer | } |
| 552 | d9bce9d9 | j_mayer | #endif
|
| 553 | d9bce9d9 | j_mayer | |
| 554 | fdabc366 | bellard | /*****************************************************************************/
|
| 555 | 9a64fbe4 | bellard | /* Floating point operations helpers */
|
| 556 | 9a64fbe4 | bellard | void do_fctiw (void) |
| 557 | 9a64fbe4 | bellard | {
|
| 558 | 9a64fbe4 | bellard | union {
|
| 559 | 9a64fbe4 | bellard | double d;
|
| 560 | 9a64fbe4 | bellard | uint64_t i; |
| 561 | 4ecc3190 | bellard | } p; |
| 562 | 9a64fbe4 | bellard | |
| 563 | e864cabd | j_mayer | p.i = float64_to_int32(FT0, &env->fp_status); |
| 564 | e864cabd | j_mayer | #if USE_PRECISE_EMULATION
|
| 565 | 4ecc3190 | bellard | /* XXX: higher bits are not supposed to be significant.
|
| 566 | 76a66253 | j_mayer | * to make tests easier, return the same as a real PowerPC 750 (aka G3)
|
| 567 | 4ecc3190 | bellard | */
|
| 568 | 4ecc3190 | bellard | p.i |= 0xFFF80000ULL << 32; |
| 569 | e864cabd | j_mayer | #endif
|
| 570 | 4ecc3190 | bellard | FT0 = p.d; |
| 571 | 9a64fbe4 | bellard | } |
| 572 | 9a64fbe4 | bellard | |
| 573 | 9a64fbe4 | bellard | void do_fctiwz (void) |
| 574 | 9a64fbe4 | bellard | {
|
| 575 | 9a64fbe4 | bellard | union {
|
| 576 | 9a64fbe4 | bellard | double d;
|
| 577 | 9a64fbe4 | bellard | uint64_t i; |
| 578 | 4ecc3190 | bellard | } p; |
| 579 | 4ecc3190 | bellard | |
| 580 | e864cabd | j_mayer | p.i = float64_to_int32_round_to_zero(FT0, &env->fp_status); |
| 581 | e864cabd | j_mayer | #if USE_PRECISE_EMULATION
|
| 582 | 4ecc3190 | bellard | /* XXX: higher bits are not supposed to be significant.
|
| 583 | d9bce9d9 | j_mayer | * to make tests easier, return the same as a real PowerPC 750 (aka G3)
|
| 584 | 4ecc3190 | bellard | */
|
| 585 | 4ecc3190 | bellard | p.i |= 0xFFF80000ULL << 32; |
| 586 | e864cabd | j_mayer | #endif
|
| 587 | 4ecc3190 | bellard | FT0 = p.d; |
| 588 | 9a64fbe4 | bellard | } |
| 589 | 9a64fbe4 | bellard | |
| 590 | 426613db | j_mayer | #if defined(TARGET_PPC64)
|
| 591 | 426613db | j_mayer | void do_fcfid (void) |
| 592 | 426613db | j_mayer | {
|
| 593 | 426613db | j_mayer | union {
|
| 594 | 426613db | j_mayer | double d;
|
| 595 | 426613db | j_mayer | uint64_t i; |
| 596 | 426613db | j_mayer | } p; |
| 597 | 426613db | j_mayer | |
| 598 | 426613db | j_mayer | p.d = FT0; |
| 599 | 426613db | j_mayer | FT0 = int64_to_float64(p.i, &env->fp_status); |
| 600 | 426613db | j_mayer | } |
| 601 | 426613db | j_mayer | |
| 602 | 426613db | j_mayer | void do_fctid (void) |
| 603 | 426613db | j_mayer | {
|
| 604 | 426613db | j_mayer | union {
|
| 605 | 426613db | j_mayer | double d;
|
| 606 | 426613db | j_mayer | uint64_t i; |
| 607 | 426613db | j_mayer | } p; |
| 608 | 426613db | j_mayer | |
| 609 | 426613db | j_mayer | p.i = float64_to_int64(FT0, &env->fp_status); |
| 610 | 426613db | j_mayer | FT0 = p.d; |
| 611 | 426613db | j_mayer | } |
| 612 | 426613db | j_mayer | |
| 613 | 426613db | j_mayer | void do_fctidz (void) |
| 614 | 426613db | j_mayer | {
|
| 615 | 426613db | j_mayer | union {
|
| 616 | 426613db | j_mayer | double d;
|
| 617 | 426613db | j_mayer | uint64_t i; |
| 618 | 426613db | j_mayer | } p; |
| 619 | 426613db | j_mayer | |
| 620 | 426613db | j_mayer | p.i = float64_to_int64_round_to_zero(FT0, &env->fp_status); |
| 621 | 426613db | j_mayer | FT0 = p.d; |
| 622 | 426613db | j_mayer | } |
| 623 | 426613db | j_mayer | |
| 624 | 426613db | j_mayer | #endif
|
| 625 | 426613db | j_mayer | |
| 626 | b068d6a7 | j_mayer | static always_inline void do_fri (int rounding_mode) |
| 627 | d7e4b87e | j_mayer | {
|
| 628 | d7e4b87e | j_mayer | int curmode;
|
| 629 | d7e4b87e | j_mayer | |
| 630 | d7e4b87e | j_mayer | curmode = env->fp_status.float_rounding_mode; |
| 631 | d7e4b87e | j_mayer | set_float_rounding_mode(rounding_mode, &env->fp_status); |
| 632 | d7e4b87e | j_mayer | FT0 = float64_round_to_int(FT0, &env->fp_status); |
| 633 | d7e4b87e | j_mayer | set_float_rounding_mode(curmode, &env->fp_status); |
| 634 | d7e4b87e | j_mayer | } |
| 635 | d7e4b87e | j_mayer | |
| 636 | d7e4b87e | j_mayer | void do_frin (void) |
| 637 | d7e4b87e | j_mayer | {
|
| 638 | d7e4b87e | j_mayer | do_fri(float_round_nearest_even); |
| 639 | d7e4b87e | j_mayer | } |
| 640 | d7e4b87e | j_mayer | |
| 641 | d7e4b87e | j_mayer | void do_friz (void) |
| 642 | d7e4b87e | j_mayer | {
|
| 643 | d7e4b87e | j_mayer | do_fri(float_round_to_zero); |
| 644 | d7e4b87e | j_mayer | } |
| 645 | d7e4b87e | j_mayer | |
| 646 | d7e4b87e | j_mayer | void do_frip (void) |
| 647 | d7e4b87e | j_mayer | {
|
| 648 | d7e4b87e | j_mayer | do_fri(float_round_up); |
| 649 | d7e4b87e | j_mayer | } |
| 650 | d7e4b87e | j_mayer | |
| 651 | d7e4b87e | j_mayer | void do_frim (void) |
| 652 | d7e4b87e | j_mayer | {
|
| 653 | d7e4b87e | j_mayer | do_fri(float_round_down); |
| 654 | d7e4b87e | j_mayer | } |
| 655 | d7e4b87e | j_mayer | |
| 656 | e864cabd | j_mayer | #if USE_PRECISE_EMULATION
|
| 657 | e864cabd | j_mayer | void do_fmadd (void) |
| 658 | e864cabd | j_mayer | {
|
| 659 | e864cabd | j_mayer | #ifdef FLOAT128
|
| 660 | e864cabd | j_mayer | float128 ft0_128, ft1_128; |
| 661 | e864cabd | j_mayer | |
| 662 | e864cabd | j_mayer | ft0_128 = float64_to_float128(FT0, &env->fp_status); |
| 663 | e864cabd | j_mayer | ft1_128 = float64_to_float128(FT1, &env->fp_status); |
| 664 | e864cabd | j_mayer | ft0_128 = float128_mul(ft0_128, ft1_128, &env->fp_status); |
| 665 | e864cabd | j_mayer | ft1_128 = float64_to_float128(FT2, &env->fp_status); |
| 666 | e864cabd | j_mayer | ft0_128 = float128_add(ft0_128, ft1_128, &env->fp_status); |
| 667 | e864cabd | j_mayer | FT0 = float128_to_float64(ft0_128, &env->fp_status); |
| 668 | e864cabd | j_mayer | #else
|
| 669 | e864cabd | j_mayer | /* This is OK on x86 hosts */
|
| 670 | e864cabd | j_mayer | FT0 = (FT0 * FT1) + FT2; |
| 671 | e864cabd | j_mayer | #endif
|
| 672 | e864cabd | j_mayer | } |
| 673 | e864cabd | j_mayer | |
| 674 | e864cabd | j_mayer | void do_fmsub (void) |
| 675 | e864cabd | j_mayer | {
|
| 676 | e864cabd | j_mayer | #ifdef FLOAT128
|
| 677 | e864cabd | j_mayer | float128 ft0_128, ft1_128; |
| 678 | e864cabd | j_mayer | |
| 679 | e864cabd | j_mayer | ft0_128 = float64_to_float128(FT0, &env->fp_status); |
| 680 | e864cabd | j_mayer | ft1_128 = float64_to_float128(FT1, &env->fp_status); |
| 681 | e864cabd | j_mayer | ft0_128 = float128_mul(ft0_128, ft1_128, &env->fp_status); |
| 682 | e864cabd | j_mayer | ft1_128 = float64_to_float128(FT2, &env->fp_status); |
| 683 | e864cabd | j_mayer | ft0_128 = float128_sub(ft0_128, ft1_128, &env->fp_status); |
| 684 | e864cabd | j_mayer | FT0 = float128_to_float64(ft0_128, &env->fp_status); |
| 685 | e864cabd | j_mayer | #else
|
| 686 | e864cabd | j_mayer | /* This is OK on x86 hosts */
|
| 687 | e864cabd | j_mayer | FT0 = (FT0 * FT1) - FT2; |
| 688 | e864cabd | j_mayer | #endif
|
| 689 | e864cabd | j_mayer | } |
| 690 | e864cabd | j_mayer | #endif /* USE_PRECISE_EMULATION */ |
| 691 | e864cabd | j_mayer | |
| 692 | 4b3686fa | bellard | void do_fnmadd (void) |
| 693 | 4b3686fa | bellard | {
|
| 694 | e864cabd | j_mayer | #if USE_PRECISE_EMULATION
|
| 695 | e864cabd | j_mayer | #ifdef FLOAT128
|
| 696 | e864cabd | j_mayer | float128 ft0_128, ft1_128; |
| 697 | e864cabd | j_mayer | |
| 698 | e864cabd | j_mayer | ft0_128 = float64_to_float128(FT0, &env->fp_status); |
| 699 | e864cabd | j_mayer | ft1_128 = float64_to_float128(FT1, &env->fp_status); |
| 700 | e864cabd | j_mayer | ft0_128 = float128_mul(ft0_128, ft1_128, &env->fp_status); |
| 701 | e864cabd | j_mayer | ft1_128 = float64_to_float128(FT2, &env->fp_status); |
| 702 | e864cabd | j_mayer | ft0_128 = float128_add(ft0_128, ft1_128, &env->fp_status); |
| 703 | e864cabd | j_mayer | FT0 = float128_to_float64(ft0_128, &env->fp_status); |
| 704 | e864cabd | j_mayer | #else
|
| 705 | e864cabd | j_mayer | /* This is OK on x86 hosts */
|
| 706 | e864cabd | j_mayer | FT0 = (FT0 * FT1) + FT2; |
| 707 | e864cabd | j_mayer | #endif
|
| 708 | e864cabd | j_mayer | #else
|
| 709 | fdabc366 | bellard | FT0 = float64_mul(FT0, FT1, &env->fp_status); |
| 710 | fdabc366 | bellard | FT0 = float64_add(FT0, FT2, &env->fp_status); |
| 711 | e864cabd | j_mayer | #endif
|
| 712 | fdabc366 | bellard | if (likely(!isnan(FT0)))
|
| 713 | fdabc366 | bellard | FT0 = float64_chs(FT0); |
| 714 | 4b3686fa | bellard | } |
| 715 | 4b3686fa | bellard | |
| 716 | 4b3686fa | bellard | void do_fnmsub (void) |
| 717 | 4b3686fa | bellard | {
|
| 718 | e864cabd | j_mayer | #if USE_PRECISE_EMULATION
|
| 719 | e864cabd | j_mayer | #ifdef FLOAT128
|
| 720 | e864cabd | j_mayer | float128 ft0_128, ft1_128; |
| 721 | e864cabd | j_mayer | |
| 722 | e864cabd | j_mayer | ft0_128 = float64_to_float128(FT0, &env->fp_status); |
| 723 | e864cabd | j_mayer | ft1_128 = float64_to_float128(FT1, &env->fp_status); |
| 724 | e864cabd | j_mayer | ft0_128 = float128_mul(ft0_128, ft1_128, &env->fp_status); |
| 725 | e864cabd | j_mayer | ft1_128 = float64_to_float128(FT2, &env->fp_status); |
| 726 | e864cabd | j_mayer | ft0_128 = float128_sub(ft0_128, ft1_128, &env->fp_status); |
| 727 | e864cabd | j_mayer | FT0 = float128_to_float64(ft0_128, &env->fp_status); |
| 728 | e864cabd | j_mayer | #else
|
| 729 | e864cabd | j_mayer | /* This is OK on x86 hosts */
|
| 730 | e864cabd | j_mayer | FT0 = (FT0 * FT1) - FT2; |
| 731 | e864cabd | j_mayer | #endif
|
| 732 | e864cabd | j_mayer | #else
|
| 733 | fdabc366 | bellard | FT0 = float64_mul(FT0, FT1, &env->fp_status); |
| 734 | fdabc366 | bellard | FT0 = float64_sub(FT0, FT2, &env->fp_status); |
| 735 | e864cabd | j_mayer | #endif
|
| 736 | fdabc366 | bellard | if (likely(!isnan(FT0)))
|
| 737 | fdabc366 | bellard | FT0 = float64_chs(FT0); |
| 738 | 1ef59d0a | bellard | } |
| 739 | 1ef59d0a | bellard | |
| 740 | 9a64fbe4 | bellard | void do_fsqrt (void) |
| 741 | 9a64fbe4 | bellard | {
|
| 742 | fdabc366 | bellard | FT0 = float64_sqrt(FT0, &env->fp_status); |
| 743 | 9a64fbe4 | bellard | } |
| 744 | 9a64fbe4 | bellard | |
| 745 | d7e4b87e | j_mayer | void do_fre (void) |
| 746 | d7e4b87e | j_mayer | {
|
| 747 | d7e4b87e | j_mayer | union {
|
| 748 | d7e4b87e | j_mayer | double d;
|
| 749 | d7e4b87e | j_mayer | uint64_t i; |
| 750 | d7e4b87e | j_mayer | } p; |
| 751 | d7e4b87e | j_mayer | |
| 752 | d7e4b87e | j_mayer | if (likely(isnormal(FT0))) {
|
| 753 | d7e4b87e | j_mayer | FT0 = float64_div(1.0, FT0, &env->fp_status); |
| 754 | d7e4b87e | j_mayer | } else {
|
| 755 | d7e4b87e | j_mayer | p.d = FT0; |
| 756 | d7e4b87e | j_mayer | if (p.i == 0x8000000000000000ULL) { |
| 757 | d7e4b87e | j_mayer | p.i = 0xFFF0000000000000ULL;
|
| 758 | d7e4b87e | j_mayer | } else if (p.i == 0x0000000000000000ULL) { |
| 759 | d7e4b87e | j_mayer | p.i = 0x7FF0000000000000ULL;
|
| 760 | d7e4b87e | j_mayer | } else if (isnan(FT0)) { |
| 761 | d7e4b87e | j_mayer | p.i = 0x7FF8000000000000ULL;
|
| 762 | d7e4b87e | j_mayer | } else if (FT0 < 0.0) { |
| 763 | d7e4b87e | j_mayer | p.i = 0x8000000000000000ULL;
|
| 764 | d7e4b87e | j_mayer | } else {
|
| 765 | d7e4b87e | j_mayer | p.i = 0x0000000000000000ULL;
|
| 766 | d7e4b87e | j_mayer | } |
| 767 | d7e4b87e | j_mayer | FT0 = p.d; |
| 768 | d7e4b87e | j_mayer | } |
| 769 | d7e4b87e | j_mayer | } |
| 770 | d7e4b87e | j_mayer | |
| 771 | 9a64fbe4 | bellard | void do_fres (void) |
| 772 | 9a64fbe4 | bellard | {
|
| 773 | 4ecc3190 | bellard | union {
|
| 774 | 4ecc3190 | bellard | double d;
|
| 775 | 4ecc3190 | bellard | uint64_t i; |
| 776 | 4ecc3190 | bellard | } p; |
| 777 | 4ecc3190 | bellard | |
| 778 | fdabc366 | bellard | if (likely(isnormal(FT0))) {
|
| 779 | e864cabd | j_mayer | #if USE_PRECISE_EMULATION
|
| 780 | e864cabd | j_mayer | FT0 = float64_div(1.0, FT0, &env->fp_status); |
| 781 | e864cabd | j_mayer | FT0 = float64_to_float32(FT0, &env->fp_status); |
| 782 | e864cabd | j_mayer | #else
|
| 783 | 76a66253 | j_mayer | FT0 = float32_div(1.0, FT0, &env->fp_status); |
| 784 | e864cabd | j_mayer | #endif
|
| 785 | 4ecc3190 | bellard | } else {
|
| 786 | 4ecc3190 | bellard | p.d = FT0; |
| 787 | 4ecc3190 | bellard | if (p.i == 0x8000000000000000ULL) { |
| 788 | 4ecc3190 | bellard | p.i = 0xFFF0000000000000ULL;
|
| 789 | 4ecc3190 | bellard | } else if (p.i == 0x0000000000000000ULL) { |
| 790 | 4ecc3190 | bellard | p.i = 0x7FF0000000000000ULL;
|
| 791 | 4ecc3190 | bellard | } else if (isnan(FT0)) { |
| 792 | 4ecc3190 | bellard | p.i = 0x7FF8000000000000ULL;
|
| 793 | 4ecc3190 | bellard | } else if (FT0 < 0.0) { |
| 794 | 4ecc3190 | bellard | p.i = 0x8000000000000000ULL;
|
| 795 | 4ecc3190 | bellard | } else {
|
| 796 | 4ecc3190 | bellard | p.i = 0x0000000000000000ULL;
|
| 797 | 4ecc3190 | bellard | } |
| 798 | 4ecc3190 | bellard | FT0 = p.d; |
| 799 | 4ecc3190 | bellard | } |
| 800 | 9a64fbe4 | bellard | } |
| 801 | 9a64fbe4 | bellard | |
| 802 | 4ecc3190 | bellard | void do_frsqrte (void) |
| 803 | 9a64fbe4 | bellard | {
|
| 804 | 4ecc3190 | bellard | union {
|
| 805 | 4ecc3190 | bellard | double d;
|
| 806 | 4ecc3190 | bellard | uint64_t i; |
| 807 | 4ecc3190 | bellard | } p; |
| 808 | 4ecc3190 | bellard | |
| 809 | fdabc366 | bellard | if (likely(isnormal(FT0) && FT0 > 0.0)) { |
| 810 | fdabc366 | bellard | FT0 = float64_sqrt(FT0, &env->fp_status); |
| 811 | fdabc366 | bellard | FT0 = float32_div(1.0, FT0, &env->fp_status); |
| 812 | 4ecc3190 | bellard | } else {
|
| 813 | 4ecc3190 | bellard | p.d = FT0; |
| 814 | 4ecc3190 | bellard | if (p.i == 0x8000000000000000ULL) { |
| 815 | 4ecc3190 | bellard | p.i = 0xFFF0000000000000ULL;
|
| 816 | 4ecc3190 | bellard | } else if (p.i == 0x0000000000000000ULL) { |
| 817 | 4ecc3190 | bellard | p.i = 0x7FF0000000000000ULL;
|
| 818 | 4ecc3190 | bellard | } else if (isnan(FT0)) { |
| 819 | 4ecc3190 | bellard | if (!(p.i & 0x0008000000000000ULL)) |
| 820 | 4ecc3190 | bellard | p.i |= 0x000FFFFFFFFFFFFFULL;
|
| 821 | 4ecc3190 | bellard | } else if (FT0 < 0) { |
| 822 | 4ecc3190 | bellard | p.i = 0x7FF8000000000000ULL;
|
| 823 | 4ecc3190 | bellard | } else {
|
| 824 | 4ecc3190 | bellard | p.i = 0x0000000000000000ULL;
|
| 825 | 4ecc3190 | bellard | } |
| 826 | 4ecc3190 | bellard | FT0 = p.d; |
| 827 | 4ecc3190 | bellard | } |
| 828 | 9a64fbe4 | bellard | } |
| 829 | 9a64fbe4 | bellard | |
| 830 | 9a64fbe4 | bellard | void do_fsel (void) |
| 831 | 9a64fbe4 | bellard | {
|
| 832 | 9a64fbe4 | bellard | if (FT0 >= 0) |
| 833 | 9a64fbe4 | bellard | FT0 = FT1; |
| 834 | 4ecc3190 | bellard | else
|
| 835 | 4ecc3190 | bellard | FT0 = FT2; |
| 836 | 9a64fbe4 | bellard | } |
| 837 | 9a64fbe4 | bellard | |
| 838 | 9a64fbe4 | bellard | void do_fcmpu (void) |
| 839 | 9a64fbe4 | bellard | {
|
| 840 | fdabc366 | bellard | if (likely(!isnan(FT0) && !isnan(FT1))) {
|
| 841 | fdabc366 | bellard | if (float64_lt(FT0, FT1, &env->fp_status)) {
|
| 842 | fdabc366 | bellard | T0 = 0x08UL;
|
| 843 | fdabc366 | bellard | } else if (!float64_le(FT0, FT1, &env->fp_status)) { |
| 844 | fdabc366 | bellard | T0 = 0x04UL;
|
| 845 | fdabc366 | bellard | } else {
|
| 846 | fdabc366 | bellard | T0 = 0x02UL;
|
| 847 | fdabc366 | bellard | } |
| 848 | fdabc366 | bellard | } else {
|
| 849 | fdabc366 | bellard | T0 = 0x01UL;
|
| 850 | 9a64fbe4 | bellard | env->fpscr[4] |= 0x1; |
| 851 | 9a64fbe4 | bellard | env->fpscr[6] |= 0x1; |
| 852 | 9a64fbe4 | bellard | } |
| 853 | 4b3686fa | bellard | env->fpscr[3] = T0;
|
| 854 | 9a64fbe4 | bellard | } |
| 855 | 9a64fbe4 | bellard | |
| 856 | 9a64fbe4 | bellard | void do_fcmpo (void) |
| 857 | 9a64fbe4 | bellard | {
|
| 858 | 9a64fbe4 | bellard | env->fpscr[4] &= ~0x1; |
| 859 | fdabc366 | bellard | if (likely(!isnan(FT0) && !isnan(FT1))) {
|
| 860 | fdabc366 | bellard | if (float64_lt(FT0, FT1, &env->fp_status)) {
|
| 861 | fdabc366 | bellard | T0 = 0x08UL;
|
| 862 | fdabc366 | bellard | } else if (!float64_le(FT0, FT1, &env->fp_status)) { |
| 863 | fdabc366 | bellard | T0 = 0x04UL;
|
| 864 | fdabc366 | bellard | } else {
|
| 865 | fdabc366 | bellard | T0 = 0x02UL;
|
| 866 | fdabc366 | bellard | } |
| 867 | fdabc366 | bellard | } else {
|
| 868 | fdabc366 | bellard | T0 = 0x01UL;
|
| 869 | 9a64fbe4 | bellard | env->fpscr[4] |= 0x1; |
| 870 | 76a66253 | j_mayer | if (!float64_is_signaling_nan(FT0) || !float64_is_signaling_nan(FT1)) {
|
| 871 | 76a66253 | j_mayer | /* Quiet NaN case */
|
| 872 | 9a64fbe4 | bellard | env->fpscr[6] |= 0x1; |
| 873 | 9a64fbe4 | bellard | if (!(env->fpscr[1] & 0x8)) |
| 874 | 9a64fbe4 | bellard | env->fpscr[4] |= 0x8; |
| 875 | 9a64fbe4 | bellard | } else {
|
| 876 | 9a64fbe4 | bellard | env->fpscr[4] |= 0x8; |
| 877 | 9a64fbe4 | bellard | } |
| 878 | 9a64fbe4 | bellard | } |
| 879 | 4b3686fa | bellard | env->fpscr[3] = T0;
|
| 880 | 9a64fbe4 | bellard | } |
| 881 | 9a64fbe4 | bellard | |
| 882 | 76a66253 | j_mayer | #if !defined (CONFIG_USER_ONLY)
|
| 883 | 6b80055d | j_mayer | void cpu_dump_rfi (target_ulong RA, target_ulong msr);
|
| 884 | 0411a972 | j_mayer | |
| 885 | 0411a972 | j_mayer | void do_store_msr (void) |
| 886 | 0411a972 | j_mayer | {
|
| 887 | 0411a972 | j_mayer | T0 = hreg_store_msr(env, T0); |
| 888 | 0411a972 | j_mayer | if (T0 != 0) { |
| 889 | 0411a972 | j_mayer | env->interrupt_request |= CPU_INTERRUPT_EXITTB; |
| 890 | 0411a972 | j_mayer | do_raise_exception(T0); |
| 891 | 0411a972 | j_mayer | } |
| 892 | 0411a972 | j_mayer | } |
| 893 | 0411a972 | j_mayer | |
| 894 | 0411a972 | j_mayer | static always_inline void __do_rfi (target_ulong nip, target_ulong msr, |
| 895 | 0411a972 | j_mayer | target_ulong msrm, int keep_msrh)
|
| 896 | 9a64fbe4 | bellard | {
|
| 897 | 426613db | j_mayer | #if defined(TARGET_PPC64)
|
| 898 | 0411a972 | j_mayer | if (msr & (1ULL << MSR_SF)) { |
| 899 | 0411a972 | j_mayer | nip = (uint64_t)nip; |
| 900 | 0411a972 | j_mayer | msr &= (uint64_t)msrm; |
| 901 | a42bd6cc | j_mayer | } else {
|
| 902 | 0411a972 | j_mayer | nip = (uint32_t)nip; |
| 903 | 0411a972 | j_mayer | msr = (uint32_t)(msr & msrm); |
| 904 | 0411a972 | j_mayer | if (keep_msrh)
|
| 905 | 0411a972 | j_mayer | msr |= env->msr & ~((uint64_t)0xFFFFFFFF);
|
| 906 | a42bd6cc | j_mayer | } |
| 907 | 426613db | j_mayer | #else
|
| 908 | 0411a972 | j_mayer | nip = (uint32_t)nip; |
| 909 | 0411a972 | j_mayer | msr &= (uint32_t)msrm; |
| 910 | 426613db | j_mayer | #endif
|
| 911 | 0411a972 | j_mayer | /* XXX: beware: this is false if VLE is supported */
|
| 912 | 0411a972 | j_mayer | env->nip = nip & ~((target_ulong)0x00000003);
|
| 913 | 0411a972 | j_mayer | hreg_store_msr(env, msr); |
| 914 | fdabc366 | bellard | #if defined (DEBUG_OP)
|
| 915 | 0411a972 | j_mayer | cpu_dump_rfi(env->nip, env->msr); |
| 916 | fdabc366 | bellard | #endif
|
| 917 | 0411a972 | j_mayer | /* No need to raise an exception here,
|
| 918 | 0411a972 | j_mayer | * as rfi is always the last insn of a TB
|
| 919 | 0411a972 | j_mayer | */
|
| 920 | fdabc366 | bellard | env->interrupt_request |= CPU_INTERRUPT_EXITTB; |
| 921 | 9a64fbe4 | bellard | } |
| 922 | d9bce9d9 | j_mayer | |
| 923 | 0411a972 | j_mayer | void do_rfi (void) |
| 924 | 0411a972 | j_mayer | {
|
| 925 | 0411a972 | j_mayer | __do_rfi(env->spr[SPR_SRR0], env->spr[SPR_SRR1], |
| 926 | 0411a972 | j_mayer | ~((target_ulong)0xFFFF0000), 1); |
| 927 | 0411a972 | j_mayer | } |
| 928 | 0411a972 | j_mayer | |
| 929 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
| 930 | 426613db | j_mayer | void do_rfid (void) |
| 931 | 426613db | j_mayer | {
|
| 932 | 0411a972 | j_mayer | __do_rfi(env->spr[SPR_SRR0], env->spr[SPR_SRR1], |
| 933 | 0411a972 | j_mayer | ~((target_ulong)0xFFFF0000), 0); |
| 934 | d9bce9d9 | j_mayer | } |
| 935 | d9bce9d9 | j_mayer | #endif
|
| 936 | be147d08 | j_mayer | #if defined(TARGET_PPC64H)
|
| 937 | be147d08 | j_mayer | void do_hrfid (void) |
| 938 | be147d08 | j_mayer | {
|
| 939 | 0411a972 | j_mayer | __do_rfi(env->spr[SPR_HSRR0], env->spr[SPR_HSRR1], |
| 940 | 0411a972 | j_mayer | ~((target_ulong)0xFFFF0000), 0); |
| 941 | be147d08 | j_mayer | } |
| 942 | be147d08 | j_mayer | #endif
|
| 943 | 76a66253 | j_mayer | #endif
|
| 944 | 9a64fbe4 | bellard | |
| 945 | 76a66253 | j_mayer | void do_tw (int flags) |
| 946 | 9a64fbe4 | bellard | {
|
| 947 | d9bce9d9 | j_mayer | if (!likely(!(((int32_t)T0 < (int32_t)T1 && (flags & 0x10)) || |
| 948 | d9bce9d9 | j_mayer | ((int32_t)T0 > (int32_t)T1 && (flags & 0x08)) ||
|
| 949 | d9bce9d9 | j_mayer | ((int32_t)T0 == (int32_t)T1 && (flags & 0x04)) ||
|
| 950 | d9bce9d9 | j_mayer | ((uint32_t)T0 < (uint32_t)T1 && (flags & 0x02)) ||
|
| 951 | a42bd6cc | j_mayer | ((uint32_t)T0 > (uint32_t)T1 && (flags & 0x01))))) {
|
| 952 | e1833e1f | j_mayer | do_raise_exception_err(POWERPC_EXCP_PROGRAM, POWERPC_EXCP_TRAP); |
| 953 | a42bd6cc | j_mayer | } |
| 954 | 9a64fbe4 | bellard | } |
| 955 | 9a64fbe4 | bellard | |
| 956 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
| 957 | d9bce9d9 | j_mayer | void do_td (int flags) |
| 958 | d9bce9d9 | j_mayer | {
|
| 959 | d9bce9d9 | j_mayer | if (!likely(!(((int64_t)T0 < (int64_t)T1 && (flags & 0x10)) || |
| 960 | d9bce9d9 | j_mayer | ((int64_t)T0 > (int64_t)T1 && (flags & 0x08)) ||
|
| 961 | d9bce9d9 | j_mayer | ((int64_t)T0 == (int64_t)T1 && (flags & 0x04)) ||
|
| 962 | d9bce9d9 | j_mayer | ((uint64_t)T0 < (uint64_t)T1 && (flags & 0x02)) ||
|
| 963 | d9bce9d9 | j_mayer | ((uint64_t)T0 > (uint64_t)T1 && (flags & 0x01)))))
|
| 964 | e1833e1f | j_mayer | do_raise_exception_err(POWERPC_EXCP_PROGRAM, POWERPC_EXCP_TRAP); |
| 965 | d9bce9d9 | j_mayer | } |
| 966 | d9bce9d9 | j_mayer | #endif
|
| 967 | d9bce9d9 | j_mayer | |
| 968 | fdabc366 | bellard | /*****************************************************************************/
|
| 969 | 76a66253 | j_mayer | /* PowerPC 601 specific instructions (POWER bridge) */
|
| 970 | 76a66253 | j_mayer | void do_POWER_abso (void) |
| 971 | 9a64fbe4 | bellard | {
|
| 972 | d9bce9d9 | j_mayer | if ((uint32_t)T0 == INT32_MIN) {
|
| 973 | 76a66253 | j_mayer | T0 = INT32_MAX; |
| 974 | 76a66253 | j_mayer | xer_ov = 1;
|
| 975 | 76a66253 | j_mayer | xer_so = 1;
|
| 976 | 76a66253 | j_mayer | } else {
|
| 977 | 76a66253 | j_mayer | T0 = -T0; |
| 978 | 76a66253 | j_mayer | xer_ov = 0;
|
| 979 | 76a66253 | j_mayer | } |
| 980 | 9a64fbe4 | bellard | } |
| 981 | 9a64fbe4 | bellard | |
| 982 | 76a66253 | j_mayer | void do_POWER_clcs (void) |
| 983 | 9a64fbe4 | bellard | {
|
| 984 | 76a66253 | j_mayer | switch (T0) {
|
| 985 | 76a66253 | j_mayer | case 0x0CUL: |
| 986 | 76a66253 | j_mayer | /* Instruction cache line size */
|
| 987 | d63001d1 | j_mayer | T0 = env->icache_line_size; |
| 988 | 76a66253 | j_mayer | break;
|
| 989 | 76a66253 | j_mayer | case 0x0DUL: |
| 990 | 76a66253 | j_mayer | /* Data cache line size */
|
| 991 | d63001d1 | j_mayer | T0 = env->dcache_line_size; |
| 992 | 76a66253 | j_mayer | break;
|
| 993 | 76a66253 | j_mayer | case 0x0EUL: |
| 994 | 76a66253 | j_mayer | /* Minimum cache line size */
|
| 995 | d63001d1 | j_mayer | T0 = env->icache_line_size < env->dcache_line_size ? |
| 996 | d63001d1 | j_mayer | env->icache_line_size : env->dcache_line_size; |
| 997 | 76a66253 | j_mayer | break;
|
| 998 | 76a66253 | j_mayer | case 0x0FUL: |
| 999 | 76a66253 | j_mayer | /* Maximum cache line size */
|
| 1000 | d63001d1 | j_mayer | T0 = env->icache_line_size > env->dcache_line_size ? |
| 1001 | d63001d1 | j_mayer | env->icache_line_size : env->dcache_line_size; |
| 1002 | 76a66253 | j_mayer | break;
|
| 1003 | 76a66253 | j_mayer | default:
|
| 1004 | 76a66253 | j_mayer | /* Undefined */
|
| 1005 | 76a66253 | j_mayer | break;
|
| 1006 | 76a66253 | j_mayer | } |
| 1007 | 76a66253 | j_mayer | } |
| 1008 | 76a66253 | j_mayer | |
| 1009 | 76a66253 | j_mayer | void do_POWER_div (void) |
| 1010 | 76a66253 | j_mayer | {
|
| 1011 | 76a66253 | j_mayer | uint64_t tmp; |
| 1012 | 76a66253 | j_mayer | |
| 1013 | d9bce9d9 | j_mayer | if (((int32_t)T0 == INT32_MIN && (int32_t)T1 == -1) || (int32_t)T1 == 0) { |
| 1014 | 76a66253 | j_mayer | T0 = (long)((-1) * (T0 >> 31)); |
| 1015 | 76a66253 | j_mayer | env->spr[SPR_MQ] = 0;
|
| 1016 | 76a66253 | j_mayer | } else {
|
| 1017 | 76a66253 | j_mayer | tmp = ((uint64_t)T0 << 32) | env->spr[SPR_MQ];
|
| 1018 | 76a66253 | j_mayer | env->spr[SPR_MQ] = tmp % T1; |
| 1019 | d9bce9d9 | j_mayer | T0 = tmp / (int32_t)T1; |
| 1020 | 76a66253 | j_mayer | } |
| 1021 | 76a66253 | j_mayer | } |
| 1022 | 76a66253 | j_mayer | |
| 1023 | 76a66253 | j_mayer | void do_POWER_divo (void) |
| 1024 | 76a66253 | j_mayer | {
|
| 1025 | 76a66253 | j_mayer | int64_t tmp; |
| 1026 | 76a66253 | j_mayer | |
| 1027 | d9bce9d9 | j_mayer | if (((int32_t)T0 == INT32_MIN && (int32_t)T1 == -1) || (int32_t)T1 == 0) { |
| 1028 | 76a66253 | j_mayer | T0 = (long)((-1) * (T0 >> 31)); |
| 1029 | 76a66253 | j_mayer | env->spr[SPR_MQ] = 0;
|
| 1030 | 76a66253 | j_mayer | xer_ov = 1;
|
| 1031 | 76a66253 | j_mayer | xer_so = 1;
|
| 1032 | 76a66253 | j_mayer | } else {
|
| 1033 | 76a66253 | j_mayer | tmp = ((uint64_t)T0 << 32) | env->spr[SPR_MQ];
|
| 1034 | 76a66253 | j_mayer | env->spr[SPR_MQ] = tmp % T1; |
| 1035 | d9bce9d9 | j_mayer | tmp /= (int32_t)T1; |
| 1036 | 76a66253 | j_mayer | if (tmp > (int64_t)INT32_MAX || tmp < (int64_t)INT32_MIN) {
|
| 1037 | 76a66253 | j_mayer | xer_ov = 1;
|
| 1038 | 76a66253 | j_mayer | xer_so = 1;
|
| 1039 | 76a66253 | j_mayer | } else {
|
| 1040 | 76a66253 | j_mayer | xer_ov = 0;
|
| 1041 | 76a66253 | j_mayer | } |
| 1042 | 76a66253 | j_mayer | T0 = tmp; |
| 1043 | 76a66253 | j_mayer | } |
| 1044 | 76a66253 | j_mayer | } |
| 1045 | 76a66253 | j_mayer | |
| 1046 | 76a66253 | j_mayer | void do_POWER_divs (void) |
| 1047 | 76a66253 | j_mayer | {
|
| 1048 | d9bce9d9 | j_mayer | if (((int32_t)T0 == INT32_MIN && (int32_t)T1 == -1) || (int32_t)T1 == 0) { |
| 1049 | 76a66253 | j_mayer | T0 = (long)((-1) * (T0 >> 31)); |
| 1050 | 76a66253 | j_mayer | env->spr[SPR_MQ] = 0;
|
| 1051 | 76a66253 | j_mayer | } else {
|
| 1052 | 76a66253 | j_mayer | env->spr[SPR_MQ] = T0 % T1; |
| 1053 | d9bce9d9 | j_mayer | T0 = (int32_t)T0 / (int32_t)T1; |
| 1054 | 76a66253 | j_mayer | } |
| 1055 | 76a66253 | j_mayer | } |
| 1056 | 76a66253 | j_mayer | |
| 1057 | 76a66253 | j_mayer | void do_POWER_divso (void) |
| 1058 | 76a66253 | j_mayer | {
|
| 1059 | d9bce9d9 | j_mayer | if (((int32_t)T0 == INT32_MIN && (int32_t)T1 == -1) || (int32_t)T1 == 0) { |
| 1060 | 76a66253 | j_mayer | T0 = (long)((-1) * (T0 >> 31)); |
| 1061 | 76a66253 | j_mayer | env->spr[SPR_MQ] = 0;
|
| 1062 | 76a66253 | j_mayer | xer_ov = 1;
|
| 1063 | 76a66253 | j_mayer | xer_so = 1;
|
| 1064 | 76a66253 | j_mayer | } else {
|
| 1065 | d9bce9d9 | j_mayer | T0 = (int32_t)T0 / (int32_t)T1; |
| 1066 | d9bce9d9 | j_mayer | env->spr[SPR_MQ] = (int32_t)T0 % (int32_t)T1; |
| 1067 | 76a66253 | j_mayer | xer_ov = 0;
|
| 1068 | 76a66253 | j_mayer | } |
| 1069 | 76a66253 | j_mayer | } |
| 1070 | 76a66253 | j_mayer | |
| 1071 | 76a66253 | j_mayer | void do_POWER_dozo (void) |
| 1072 | 76a66253 | j_mayer | {
|
| 1073 | d9bce9d9 | j_mayer | if ((int32_t)T1 > (int32_t)T0) {
|
| 1074 | 76a66253 | j_mayer | T2 = T0; |
| 1075 | 76a66253 | j_mayer | T0 = T1 - T0; |
| 1076 | d9bce9d9 | j_mayer | if (((uint32_t)(~T2) ^ (uint32_t)T1 ^ UINT32_MAX) &
|
| 1077 | d9bce9d9 | j_mayer | ((uint32_t)(~T2) ^ (uint32_t)T0) & (1UL << 31)) { |
| 1078 | 76a66253 | j_mayer | xer_ov = 1;
|
| 1079 | 966439a6 | j_mayer | xer_so = 1;
|
| 1080 | 76a66253 | j_mayer | } else {
|
| 1081 | 76a66253 | j_mayer | xer_ov = 0;
|
| 1082 | 76a66253 | j_mayer | } |
| 1083 | 76a66253 | j_mayer | } else {
|
| 1084 | 76a66253 | j_mayer | T0 = 0;
|
| 1085 | 76a66253 | j_mayer | xer_ov = 0;
|
| 1086 | 76a66253 | j_mayer | } |
| 1087 | 76a66253 | j_mayer | } |
| 1088 | 76a66253 | j_mayer | |
| 1089 | 76a66253 | j_mayer | void do_POWER_maskg (void) |
| 1090 | 76a66253 | j_mayer | {
|
| 1091 | 76a66253 | j_mayer | uint32_t ret; |
| 1092 | 76a66253 | j_mayer | |
| 1093 | d9bce9d9 | j_mayer | if ((uint32_t)T0 == (uint32_t)(T1 + 1)) { |
| 1094 | 76a66253 | j_mayer | ret = -1;
|
| 1095 | 76a66253 | j_mayer | } else {
|
| 1096 | d9bce9d9 | j_mayer | ret = (((uint32_t)(-1)) >> ((uint32_t)T0)) ^
|
| 1097 | d9bce9d9 | j_mayer | (((uint32_t)(-1) >> ((uint32_t)T1)) >> 1); |
| 1098 | d9bce9d9 | j_mayer | if ((uint32_t)T0 > (uint32_t)T1)
|
| 1099 | 76a66253 | j_mayer | ret = ~ret; |
| 1100 | 76a66253 | j_mayer | } |
| 1101 | 76a66253 | j_mayer | T0 = ret; |
| 1102 | 76a66253 | j_mayer | } |
| 1103 | 76a66253 | j_mayer | |
| 1104 | 76a66253 | j_mayer | void do_POWER_mulo (void) |
| 1105 | 76a66253 | j_mayer | {
|
| 1106 | 76a66253 | j_mayer | uint64_t tmp; |
| 1107 | 76a66253 | j_mayer | |
| 1108 | 76a66253 | j_mayer | tmp = (uint64_t)T0 * (uint64_t)T1; |
| 1109 | 76a66253 | j_mayer | env->spr[SPR_MQ] = tmp >> 32;
|
| 1110 | 76a66253 | j_mayer | T0 = tmp; |
| 1111 | 76a66253 | j_mayer | if (tmp >> 32 != ((uint64_t)T0 >> 16) * ((uint64_t)T1 >> 16)) { |
| 1112 | 76a66253 | j_mayer | xer_ov = 1;
|
| 1113 | 76a66253 | j_mayer | xer_so = 1;
|
| 1114 | 76a66253 | j_mayer | } else {
|
| 1115 | 76a66253 | j_mayer | xer_ov = 0;
|
| 1116 | 76a66253 | j_mayer | } |
| 1117 | 76a66253 | j_mayer | } |
| 1118 | 76a66253 | j_mayer | |
| 1119 | 76a66253 | j_mayer | #if !defined (CONFIG_USER_ONLY)
|
| 1120 | 76a66253 | j_mayer | void do_POWER_rac (void) |
| 1121 | 76a66253 | j_mayer | {
|
| 1122 | 76a66253 | j_mayer | #if 0
|
| 1123 | 76a66253 | j_mayer | mmu_ctx_t ctx;
|
| 1124 | 76a66253 | j_mayer | |
| 1125 | 76a66253 | j_mayer | /* We don't have to generate many instances of this instruction,
|
| 1126 | 76a66253 | j_mayer | * as rac is supervisor only.
|
| 1127 | 76a66253 | j_mayer | */
|
| 1128 | 76a66253 | j_mayer | if (get_physical_address(env, &ctx, T0, 0, ACCESS_INT, 1) == 0)
|
| 1129 | 76a66253 | j_mayer | T0 = ctx.raddr;
|
| 1130 | 76a66253 | j_mayer | #endif
|
| 1131 | 76a66253 | j_mayer | } |
| 1132 | 76a66253 | j_mayer | |
| 1133 | 76a66253 | j_mayer | void do_POWER_rfsvc (void) |
| 1134 | 76a66253 | j_mayer | {
|
| 1135 | 0411a972 | j_mayer | __do_rfi(env->lr, env->ctr, 0x0000FFFF, 0); |
| 1136 | 76a66253 | j_mayer | } |
| 1137 | 76a66253 | j_mayer | |
| 1138 | 76a66253 | j_mayer | /* PowerPC 601 BAT management helper */
|
| 1139 | 76a66253 | j_mayer | void do_store_601_batu (int nr) |
| 1140 | 76a66253 | j_mayer | {
|
| 1141 | d9bce9d9 | j_mayer | do_store_ibatu(env, nr, (uint32_t)T0); |
| 1142 | 76a66253 | j_mayer | env->DBAT[0][nr] = env->IBAT[0][nr]; |
| 1143 | 76a66253 | j_mayer | env->DBAT[1][nr] = env->IBAT[1][nr]; |
| 1144 | 76a66253 | j_mayer | } |
| 1145 | 76a66253 | j_mayer | #endif
|
| 1146 | 76a66253 | j_mayer | |
| 1147 | 76a66253 | j_mayer | /*****************************************************************************/
|
| 1148 | 76a66253 | j_mayer | /* 602 specific instructions */
|
| 1149 | 76a66253 | j_mayer | /* mfrom is the most crazy instruction ever seen, imho ! */
|
| 1150 | 76a66253 | j_mayer | /* Real implementation uses a ROM table. Do the same */
|
| 1151 | 76a66253 | j_mayer | #define USE_MFROM_ROM_TABLE
|
| 1152 | 76a66253 | j_mayer | void do_op_602_mfrom (void) |
| 1153 | 76a66253 | j_mayer | {
|
| 1154 | 76a66253 | j_mayer | if (likely(T0 < 602)) { |
| 1155 | d9bce9d9 | j_mayer | #if defined(USE_MFROM_ROM_TABLE)
|
| 1156 | 76a66253 | j_mayer | #include "mfrom_table.c" |
| 1157 | 76a66253 | j_mayer | T0 = mfrom_ROM_table[T0]; |
| 1158 | fdabc366 | bellard | #else
|
| 1159 | 76a66253 | j_mayer | double d;
|
| 1160 | 76a66253 | j_mayer | /* Extremly decomposed:
|
| 1161 | 76a66253 | j_mayer | * -T0 / 256
|
| 1162 | 76a66253 | j_mayer | * T0 = 256 * log10(10 + 1.0) + 0.5
|
| 1163 | 76a66253 | j_mayer | */
|
| 1164 | 76a66253 | j_mayer | d = T0; |
| 1165 | 76a66253 | j_mayer | d = float64_div(d, 256, &env->fp_status);
|
| 1166 | 76a66253 | j_mayer | d = float64_chs(d); |
| 1167 | 76a66253 | j_mayer | d = exp10(d); // XXX: use float emulation function
|
| 1168 | 76a66253 | j_mayer | d = float64_add(d, 1.0, &env->fp_status); |
| 1169 | 76a66253 | j_mayer | d = log10(d); // XXX: use float emulation function
|
| 1170 | 76a66253 | j_mayer | d = float64_mul(d, 256, &env->fp_status);
|
| 1171 | 76a66253 | j_mayer | d = float64_add(d, 0.5, &env->fp_status); |
| 1172 | 76a66253 | j_mayer | T0 = float64_round_to_int(d, &env->fp_status); |
| 1173 | fdabc366 | bellard | #endif
|
| 1174 | 76a66253 | j_mayer | } else {
|
| 1175 | 76a66253 | j_mayer | T0 = 0;
|
| 1176 | 76a66253 | j_mayer | } |
| 1177 | 76a66253 | j_mayer | } |
| 1178 | 76a66253 | j_mayer | |
| 1179 | 76a66253 | j_mayer | /*****************************************************************************/
|
| 1180 | 76a66253 | j_mayer | /* Embedded PowerPC specific helpers */
|
| 1181 | 76a66253 | j_mayer | void do_405_check_ov (void) |
| 1182 | 76a66253 | j_mayer | {
|
| 1183 | d9bce9d9 | j_mayer | if (likely((((uint32_t)T1 ^ (uint32_t)T2) >> 31) || |
| 1184 | d9bce9d9 | j_mayer | !(((uint32_t)T0 ^ (uint32_t)T2) >> 31))) {
|
| 1185 | 76a66253 | j_mayer | xer_ov = 0;
|
| 1186 | 76a66253 | j_mayer | } else {
|
| 1187 | 76a66253 | j_mayer | xer_ov = 1;
|
| 1188 | 76a66253 | j_mayer | xer_so = 1;
|
| 1189 | 76a66253 | j_mayer | } |
| 1190 | 76a66253 | j_mayer | } |
| 1191 | 76a66253 | j_mayer | |
| 1192 | 76a66253 | j_mayer | void do_405_check_sat (void) |
| 1193 | 76a66253 | j_mayer | {
|
| 1194 | d9bce9d9 | j_mayer | if (!likely((((uint32_t)T1 ^ (uint32_t)T2) >> 31) || |
| 1195 | d9bce9d9 | j_mayer | !(((uint32_t)T0 ^ (uint32_t)T2) >> 31))) {
|
| 1196 | 76a66253 | j_mayer | /* Saturate result */
|
| 1197 | 76a66253 | j_mayer | if (T2 >> 31) { |
| 1198 | 76a66253 | j_mayer | T0 = INT32_MIN; |
| 1199 | 76a66253 | j_mayer | } else {
|
| 1200 | 76a66253 | j_mayer | T0 = INT32_MAX; |
| 1201 | 76a66253 | j_mayer | } |
| 1202 | 76a66253 | j_mayer | } |
| 1203 | 76a66253 | j_mayer | } |
| 1204 | 76a66253 | j_mayer | |
| 1205 | a750fc0b | j_mayer | /* XXX: to be improved to check access rights when in user-mode */
|
| 1206 | a750fc0b | j_mayer | void do_load_dcr (void) |
| 1207 | a750fc0b | j_mayer | {
|
| 1208 | a750fc0b | j_mayer | target_ulong val; |
| 1209 | a750fc0b | j_mayer | |
| 1210 | a750fc0b | j_mayer | if (unlikely(env->dcr_env == NULL)) { |
| 1211 | a750fc0b | j_mayer | if (loglevel != 0) { |
| 1212 | a750fc0b | j_mayer | fprintf(logfile, "No DCR environment\n");
|
| 1213 | a750fc0b | j_mayer | } |
| 1214 | e1833e1f | j_mayer | do_raise_exception_err(POWERPC_EXCP_PROGRAM, |
| 1215 | e1833e1f | j_mayer | POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_INVAL); |
| 1216 | a750fc0b | j_mayer | } else if (unlikely(ppc_dcr_read(env->dcr_env, T0, &val) != 0)) { |
| 1217 | a750fc0b | j_mayer | if (loglevel != 0) { |
| 1218 | a750fc0b | j_mayer | fprintf(logfile, "DCR read error %d %03x\n", (int)T0, (int)T0); |
| 1219 | a750fc0b | j_mayer | } |
| 1220 | e1833e1f | j_mayer | do_raise_exception_err(POWERPC_EXCP_PROGRAM, |
| 1221 | e1833e1f | j_mayer | POWERPC_EXCP_INVAL | POWERPC_EXCP_PRIV_REG); |
| 1222 | a750fc0b | j_mayer | } else {
|
| 1223 | a750fc0b | j_mayer | T0 = val; |
| 1224 | a750fc0b | j_mayer | } |
| 1225 | a750fc0b | j_mayer | } |
| 1226 | a750fc0b | j_mayer | |
| 1227 | a750fc0b | j_mayer | void do_store_dcr (void) |
| 1228 | a750fc0b | j_mayer | {
|
| 1229 | a750fc0b | j_mayer | if (unlikely(env->dcr_env == NULL)) { |
| 1230 | a750fc0b | j_mayer | if (loglevel != 0) { |
| 1231 | a750fc0b | j_mayer | fprintf(logfile, "No DCR environment\n");
|
| 1232 | a750fc0b | j_mayer | } |
| 1233 | e1833e1f | j_mayer | do_raise_exception_err(POWERPC_EXCP_PROGRAM, |
| 1234 | e1833e1f | j_mayer | POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_INVAL); |
| 1235 | a750fc0b | j_mayer | } else if (unlikely(ppc_dcr_write(env->dcr_env, T0, T1) != 0)) { |
| 1236 | a750fc0b | j_mayer | if (loglevel != 0) { |
| 1237 | a750fc0b | j_mayer | fprintf(logfile, "DCR write error %d %03x\n", (int)T0, (int)T0); |
| 1238 | a750fc0b | j_mayer | } |
| 1239 | e1833e1f | j_mayer | do_raise_exception_err(POWERPC_EXCP_PROGRAM, |
| 1240 | e1833e1f | j_mayer | POWERPC_EXCP_INVAL | POWERPC_EXCP_PRIV_REG); |
| 1241 | a750fc0b | j_mayer | } |
| 1242 | a750fc0b | j_mayer | } |
| 1243 | a750fc0b | j_mayer | |
| 1244 | 76a66253 | j_mayer | #if !defined(CONFIG_USER_ONLY)
|
| 1245 | a42bd6cc | j_mayer | void do_40x_rfci (void) |
| 1246 | 76a66253 | j_mayer | {
|
| 1247 | 0411a972 | j_mayer | __do_rfi(env->spr[SPR_40x_SRR2], env->spr[SPR_40x_SRR3], |
| 1248 | 0411a972 | j_mayer | ~((target_ulong)0xFFFF0000), 0); |
| 1249 | a42bd6cc | j_mayer | } |
| 1250 | a42bd6cc | j_mayer | |
| 1251 | a42bd6cc | j_mayer | void do_rfci (void) |
| 1252 | a42bd6cc | j_mayer | {
|
| 1253 | 0411a972 | j_mayer | __do_rfi(env->spr[SPR_BOOKE_CSRR0], SPR_BOOKE_CSRR1, |
| 1254 | 0411a972 | j_mayer | ~((target_ulong)0x3FFF0000), 0); |
| 1255 | a42bd6cc | j_mayer | } |
| 1256 | a42bd6cc | j_mayer | |
| 1257 | a42bd6cc | j_mayer | void do_rfdi (void) |
| 1258 | a42bd6cc | j_mayer | {
|
| 1259 | 0411a972 | j_mayer | __do_rfi(env->spr[SPR_BOOKE_DSRR0], SPR_BOOKE_DSRR1, |
| 1260 | 0411a972 | j_mayer | ~((target_ulong)0x3FFF0000), 0); |
| 1261 | a42bd6cc | j_mayer | } |
| 1262 | a42bd6cc | j_mayer | |
| 1263 | a42bd6cc | j_mayer | void do_rfmci (void) |
| 1264 | a42bd6cc | j_mayer | {
|
| 1265 | 0411a972 | j_mayer | __do_rfi(env->spr[SPR_BOOKE_MCSRR0], SPR_BOOKE_MCSRR1, |
| 1266 | 0411a972 | j_mayer | ~((target_ulong)0x3FFF0000), 0); |
| 1267 | 76a66253 | j_mayer | } |
| 1268 | 76a66253 | j_mayer | |
| 1269 | 76a66253 | j_mayer | void do_load_403_pb (int num) |
| 1270 | 76a66253 | j_mayer | {
|
| 1271 | 76a66253 | j_mayer | T0 = env->pb[num]; |
| 1272 | 76a66253 | j_mayer | } |
| 1273 | 76a66253 | j_mayer | |
| 1274 | 76a66253 | j_mayer | void do_store_403_pb (int num) |
| 1275 | 76a66253 | j_mayer | {
|
| 1276 | 76a66253 | j_mayer | if (likely(env->pb[num] != T0)) {
|
| 1277 | 76a66253 | j_mayer | env->pb[num] = T0; |
| 1278 | 76a66253 | j_mayer | /* Should be optimized */
|
| 1279 | 76a66253 | j_mayer | tlb_flush(env, 1);
|
| 1280 | 76a66253 | j_mayer | } |
| 1281 | 76a66253 | j_mayer | } |
| 1282 | 76a66253 | j_mayer | #endif
|
| 1283 | 76a66253 | j_mayer | |
| 1284 | 76a66253 | j_mayer | /* 440 specific */
|
| 1285 | 76a66253 | j_mayer | void do_440_dlmzb (void) |
| 1286 | 76a66253 | j_mayer | {
|
| 1287 | 76a66253 | j_mayer | target_ulong mask; |
| 1288 | 76a66253 | j_mayer | int i;
|
| 1289 | 76a66253 | j_mayer | |
| 1290 | 76a66253 | j_mayer | i = 1;
|
| 1291 | 76a66253 | j_mayer | for (mask = 0xFF000000; mask != 0; mask = mask >> 8) { |
| 1292 | 76a66253 | j_mayer | if ((T0 & mask) == 0) |
| 1293 | 76a66253 | j_mayer | goto done;
|
| 1294 | 76a66253 | j_mayer | i++; |
| 1295 | 76a66253 | j_mayer | } |
| 1296 | 76a66253 | j_mayer | for (mask = 0xFF000000; mask != 0; mask = mask >> 8) { |
| 1297 | 76a66253 | j_mayer | if ((T1 & mask) == 0) |
| 1298 | 76a66253 | j_mayer | break;
|
| 1299 | 76a66253 | j_mayer | i++; |
| 1300 | 76a66253 | j_mayer | } |
| 1301 | 76a66253 | j_mayer | done:
|
| 1302 | 76a66253 | j_mayer | T0 = i; |
| 1303 | fdabc366 | bellard | } |
| 1304 | fdabc366 | bellard | |
| 1305 | 35cdaad6 | j_mayer | #if defined(TARGET_PPCEMB)
|
| 1306 | 0487d6a8 | j_mayer | /* SPE extension helpers */
|
| 1307 | 0487d6a8 | j_mayer | /* Use a table to make this quicker */
|
| 1308 | 0487d6a8 | j_mayer | static uint8_t hbrev[16] = { |
| 1309 | 0487d6a8 | j_mayer | 0x0, 0x8, 0x4, 0xC, 0x2, 0xA, 0x6, 0xE, |
| 1310 | 0487d6a8 | j_mayer | 0x1, 0x9, 0x5, 0xD, 0x3, 0xB, 0x7, 0xF, |
| 1311 | 0487d6a8 | j_mayer | }; |
| 1312 | 0487d6a8 | j_mayer | |
| 1313 | b068d6a7 | j_mayer | static always_inline uint8_t byte_reverse (uint8_t val)
|
| 1314 | 0487d6a8 | j_mayer | {
|
| 1315 | 0487d6a8 | j_mayer | return hbrev[val >> 4] | (hbrev[val & 0xF] << 4); |
| 1316 | 0487d6a8 | j_mayer | } |
| 1317 | 0487d6a8 | j_mayer | |
| 1318 | b068d6a7 | j_mayer | static always_inline uint32_t word_reverse (uint32_t val)
|
| 1319 | 0487d6a8 | j_mayer | {
|
| 1320 | 0487d6a8 | j_mayer | return byte_reverse(val >> 24) | (byte_reverse(val >> 16) << 8) | |
| 1321 | 0487d6a8 | j_mayer | (byte_reverse(val >> 8) << 16) | (byte_reverse(val) << 24); |
| 1322 | 0487d6a8 | j_mayer | } |
| 1323 | 0487d6a8 | j_mayer | |
| 1324 | 0487d6a8 | j_mayer | #define MASKBITS 16 // Random value - to be fixed |
| 1325 | 0487d6a8 | j_mayer | void do_brinc (void) |
| 1326 | 0487d6a8 | j_mayer | {
|
| 1327 | 0487d6a8 | j_mayer | uint32_t a, b, d, mask; |
| 1328 | 0487d6a8 | j_mayer | |
| 1329 | 0487d6a8 | j_mayer | mask = (uint32_t)(-1UL) >> MASKBITS;
|
| 1330 | 0487d6a8 | j_mayer | b = T1_64 & mask; |
| 1331 | 0487d6a8 | j_mayer | a = T0_64 & mask; |
| 1332 | 0487d6a8 | j_mayer | d = word_reverse(1 + word_reverse(a | ~mask));
|
| 1333 | 0487d6a8 | j_mayer | T0_64 = (T0_64 & ~mask) | (d & mask); |
| 1334 | 0487d6a8 | j_mayer | } |
| 1335 | 0487d6a8 | j_mayer | |
| 1336 | 0487d6a8 | j_mayer | #define DO_SPE_OP2(name) \
|
| 1337 | 0487d6a8 | j_mayer | void do_ev##name (void) \ |
| 1338 | 0487d6a8 | j_mayer | { \
|
| 1339 | 0487d6a8 | j_mayer | T0_64 = ((uint64_t)_do_e##name(T0_64 >> 32, T1_64 >> 32) << 32) | \ |
| 1340 | 0487d6a8 | j_mayer | (uint64_t)_do_e##name(T0_64, T1_64); \ |
| 1341 | 0487d6a8 | j_mayer | } |
| 1342 | 0487d6a8 | j_mayer | |
| 1343 | 0487d6a8 | j_mayer | #define DO_SPE_OP1(name) \
|
| 1344 | 0487d6a8 | j_mayer | void do_ev##name (void) \ |
| 1345 | 0487d6a8 | j_mayer | { \
|
| 1346 | 0487d6a8 | j_mayer | T0_64 = ((uint64_t)_do_e##name(T0_64 >> 32) << 32) | \ |
| 1347 | 0487d6a8 | j_mayer | (uint64_t)_do_e##name(T0_64); \ |
| 1348 | 0487d6a8 | j_mayer | } |
| 1349 | 0487d6a8 | j_mayer | |
| 1350 | 0487d6a8 | j_mayer | /* Fixed-point vector arithmetic */
|
| 1351 | b068d6a7 | j_mayer | static always_inline uint32_t _do_eabs (uint32_t val)
|
| 1352 | 0487d6a8 | j_mayer | {
|
| 1353 | 0487d6a8 | j_mayer | if (val != 0x80000000) |
| 1354 | 0487d6a8 | j_mayer | val &= ~0x80000000;
|
| 1355 | 0487d6a8 | j_mayer | |
| 1356 | 0487d6a8 | j_mayer | return val;
|
| 1357 | 0487d6a8 | j_mayer | } |
| 1358 | 0487d6a8 | j_mayer | |
| 1359 | b068d6a7 | j_mayer | static always_inline uint32_t _do_eaddw (uint32_t op1, uint32_t op2)
|
| 1360 | 0487d6a8 | j_mayer | {
|
| 1361 | 0487d6a8 | j_mayer | return op1 + op2;
|
| 1362 | 0487d6a8 | j_mayer | } |
| 1363 | 0487d6a8 | j_mayer | |
| 1364 | b068d6a7 | j_mayer | static always_inline int _do_ecntlsw (uint32_t val) |
| 1365 | 0487d6a8 | j_mayer | {
|
| 1366 | 0487d6a8 | j_mayer | if (val & 0x80000000) |
| 1367 | 0487d6a8 | j_mayer | return _do_cntlzw(~val);
|
| 1368 | 0487d6a8 | j_mayer | else
|
| 1369 | 0487d6a8 | j_mayer | return _do_cntlzw(val);
|
| 1370 | 0487d6a8 | j_mayer | } |
| 1371 | 0487d6a8 | j_mayer | |
| 1372 | b068d6a7 | j_mayer | static always_inline int _do_ecntlzw (uint32_t val) |
| 1373 | 0487d6a8 | j_mayer | {
|
| 1374 | 0487d6a8 | j_mayer | return _do_cntlzw(val);
|
| 1375 | 0487d6a8 | j_mayer | } |
| 1376 | 0487d6a8 | j_mayer | |
| 1377 | b068d6a7 | j_mayer | static always_inline uint32_t _do_eneg (uint32_t val)
|
| 1378 | 0487d6a8 | j_mayer | {
|
| 1379 | 0487d6a8 | j_mayer | if (val != 0x80000000) |
| 1380 | 0487d6a8 | j_mayer | val ^= 0x80000000;
|
| 1381 | 0487d6a8 | j_mayer | |
| 1382 | 0487d6a8 | j_mayer | return val;
|
| 1383 | 0487d6a8 | j_mayer | } |
| 1384 | 0487d6a8 | j_mayer | |
| 1385 | b068d6a7 | j_mayer | static always_inline uint32_t _do_erlw (uint32_t op1, uint32_t op2)
|
| 1386 | 0487d6a8 | j_mayer | {
|
| 1387 | 0487d6a8 | j_mayer | return rotl32(op1, op2);
|
| 1388 | 0487d6a8 | j_mayer | } |
| 1389 | 0487d6a8 | j_mayer | |
| 1390 | b068d6a7 | j_mayer | static always_inline uint32_t _do_erndw (uint32_t val)
|
| 1391 | 0487d6a8 | j_mayer | {
|
| 1392 | 0487d6a8 | j_mayer | return (val + 0x000080000000) & 0xFFFF0000; |
| 1393 | 0487d6a8 | j_mayer | } |
| 1394 | 0487d6a8 | j_mayer | |
| 1395 | b068d6a7 | j_mayer | static always_inline uint32_t _do_eslw (uint32_t op1, uint32_t op2)
|
| 1396 | 0487d6a8 | j_mayer | {
|
| 1397 | 0487d6a8 | j_mayer | /* No error here: 6 bits are used */
|
| 1398 | 0487d6a8 | j_mayer | return op1 << (op2 & 0x3F); |
| 1399 | 0487d6a8 | j_mayer | } |
| 1400 | 0487d6a8 | j_mayer | |
| 1401 | b068d6a7 | j_mayer | static always_inline int32_t _do_esrws (int32_t op1, uint32_t op2)
|
| 1402 | 0487d6a8 | j_mayer | {
|
| 1403 | 0487d6a8 | j_mayer | /* No error here: 6 bits are used */
|
| 1404 | 0487d6a8 | j_mayer | return op1 >> (op2 & 0x3F); |
| 1405 | 0487d6a8 | j_mayer | } |
| 1406 | 0487d6a8 | j_mayer | |
| 1407 | b068d6a7 | j_mayer | static always_inline uint32_t _do_esrwu (uint32_t op1, uint32_t op2)
|
| 1408 | 0487d6a8 | j_mayer | {
|
| 1409 | 0487d6a8 | j_mayer | /* No error here: 6 bits are used */
|
| 1410 | 0487d6a8 | j_mayer | return op1 >> (op2 & 0x3F); |
| 1411 | 0487d6a8 | j_mayer | } |
| 1412 | 0487d6a8 | j_mayer | |
| 1413 | b068d6a7 | j_mayer | static always_inline uint32_t _do_esubfw (uint32_t op1, uint32_t op2)
|
| 1414 | 0487d6a8 | j_mayer | {
|
| 1415 | 0487d6a8 | j_mayer | return op2 - op1;
|
| 1416 | 0487d6a8 | j_mayer | } |
| 1417 | 0487d6a8 | j_mayer | |
| 1418 | 0487d6a8 | j_mayer | /* evabs */
|
| 1419 | 0487d6a8 | j_mayer | DO_SPE_OP1(abs); |
| 1420 | 0487d6a8 | j_mayer | /* evaddw */
|
| 1421 | 0487d6a8 | j_mayer | DO_SPE_OP2(addw); |
| 1422 | 0487d6a8 | j_mayer | /* evcntlsw */
|
| 1423 | 0487d6a8 | j_mayer | DO_SPE_OP1(cntlsw); |
| 1424 | 0487d6a8 | j_mayer | /* evcntlzw */
|
| 1425 | 0487d6a8 | j_mayer | DO_SPE_OP1(cntlzw); |
| 1426 | 0487d6a8 | j_mayer | /* evneg */
|
| 1427 | 0487d6a8 | j_mayer | DO_SPE_OP1(neg); |
| 1428 | 0487d6a8 | j_mayer | /* evrlw */
|
| 1429 | 0487d6a8 | j_mayer | DO_SPE_OP2(rlw); |
| 1430 | 0487d6a8 | j_mayer | /* evrnd */
|
| 1431 | 0487d6a8 | j_mayer | DO_SPE_OP1(rndw); |
| 1432 | 0487d6a8 | j_mayer | /* evslw */
|
| 1433 | 0487d6a8 | j_mayer | DO_SPE_OP2(slw); |
| 1434 | 0487d6a8 | j_mayer | /* evsrws */
|
| 1435 | 0487d6a8 | j_mayer | DO_SPE_OP2(srws); |
| 1436 | 0487d6a8 | j_mayer | /* evsrwu */
|
| 1437 | 0487d6a8 | j_mayer | DO_SPE_OP2(srwu); |
| 1438 | 0487d6a8 | j_mayer | /* evsubfw */
|
| 1439 | 0487d6a8 | j_mayer | DO_SPE_OP2(subfw); |
| 1440 | 0487d6a8 | j_mayer | |
| 1441 | 0487d6a8 | j_mayer | /* evsel is a little bit more complicated... */
|
| 1442 | b068d6a7 | j_mayer | static always_inline uint32_t _do_esel (uint32_t op1, uint32_t op2, int n) |
| 1443 | 0487d6a8 | j_mayer | {
|
| 1444 | 0487d6a8 | j_mayer | if (n)
|
| 1445 | 0487d6a8 | j_mayer | return op1;
|
| 1446 | 0487d6a8 | j_mayer | else
|
| 1447 | 0487d6a8 | j_mayer | return op2;
|
| 1448 | 0487d6a8 | j_mayer | } |
| 1449 | 0487d6a8 | j_mayer | |
| 1450 | 0487d6a8 | j_mayer | void do_evsel (void) |
| 1451 | 0487d6a8 | j_mayer | {
|
| 1452 | 0487d6a8 | j_mayer | T0_64 = ((uint64_t)_do_esel(T0_64 >> 32, T1_64 >> 32, T0 >> 3) << 32) | |
| 1453 | 0487d6a8 | j_mayer | (uint64_t)_do_esel(T0_64, T1_64, (T0 >> 2) & 1); |
| 1454 | 0487d6a8 | j_mayer | } |
| 1455 | 0487d6a8 | j_mayer | |
| 1456 | 0487d6a8 | j_mayer | /* Fixed-point vector comparisons */
|
| 1457 | 0487d6a8 | j_mayer | #define DO_SPE_CMP(name) \
|
| 1458 | 0487d6a8 | j_mayer | void do_ev##name (void) \ |
| 1459 | 0487d6a8 | j_mayer | { \
|
| 1460 | 0487d6a8 | j_mayer | T0 = _do_evcmp_merge((uint64_t)_do_e##name(T0_64 >> 32, \ |
| 1461 | 0487d6a8 | j_mayer | T1_64 >> 32) << 32, \ |
| 1462 | 0487d6a8 | j_mayer | _do_e##name(T0_64, T1_64)); \ |
| 1463 | 0487d6a8 | j_mayer | } |
| 1464 | 0487d6a8 | j_mayer | |
| 1465 | b068d6a7 | j_mayer | static always_inline uint32_t _do_evcmp_merge (int t0, int t1) |
| 1466 | 0487d6a8 | j_mayer | {
|
| 1467 | 0487d6a8 | j_mayer | return (t0 << 3) | (t1 << 2) | ((t0 | t1) << 1) | (t0 & t1); |
| 1468 | 0487d6a8 | j_mayer | } |
| 1469 | b068d6a7 | j_mayer | static always_inline int _do_ecmpeq (uint32_t op1, uint32_t op2) |
| 1470 | 0487d6a8 | j_mayer | {
|
| 1471 | 0487d6a8 | j_mayer | return op1 == op2 ? 1 : 0; |
| 1472 | 0487d6a8 | j_mayer | } |
| 1473 | 0487d6a8 | j_mayer | |
| 1474 | b068d6a7 | j_mayer | static always_inline int _do_ecmpgts (int32_t op1, int32_t op2) |
| 1475 | 0487d6a8 | j_mayer | {
|
| 1476 | 0487d6a8 | j_mayer | return op1 > op2 ? 1 : 0; |
| 1477 | 0487d6a8 | j_mayer | } |
| 1478 | 0487d6a8 | j_mayer | |
| 1479 | b068d6a7 | j_mayer | static always_inline int _do_ecmpgtu (uint32_t op1, uint32_t op2) |
| 1480 | 0487d6a8 | j_mayer | {
|
| 1481 | 0487d6a8 | j_mayer | return op1 > op2 ? 1 : 0; |
| 1482 | 0487d6a8 | j_mayer | } |
| 1483 | 0487d6a8 | j_mayer | |
| 1484 | b068d6a7 | j_mayer | static always_inline int _do_ecmplts (int32_t op1, int32_t op2) |
| 1485 | 0487d6a8 | j_mayer | {
|
| 1486 | 0487d6a8 | j_mayer | return op1 < op2 ? 1 : 0; |
| 1487 | 0487d6a8 | j_mayer | } |
| 1488 | 0487d6a8 | j_mayer | |
| 1489 | b068d6a7 | j_mayer | static always_inline int _do_ecmpltu (uint32_t op1, uint32_t op2) |
| 1490 | 0487d6a8 | j_mayer | {
|
| 1491 | 0487d6a8 | j_mayer | return op1 < op2 ? 1 : 0; |
| 1492 | 0487d6a8 | j_mayer | } |
| 1493 | 0487d6a8 | j_mayer | |
| 1494 | 0487d6a8 | j_mayer | /* evcmpeq */
|
| 1495 | 0487d6a8 | j_mayer | DO_SPE_CMP(cmpeq); |
| 1496 | 0487d6a8 | j_mayer | /* evcmpgts */
|
| 1497 | 0487d6a8 | j_mayer | DO_SPE_CMP(cmpgts); |
| 1498 | 0487d6a8 | j_mayer | /* evcmpgtu */
|
| 1499 | 0487d6a8 | j_mayer | DO_SPE_CMP(cmpgtu); |
| 1500 | 0487d6a8 | j_mayer | /* evcmplts */
|
| 1501 | 0487d6a8 | j_mayer | DO_SPE_CMP(cmplts); |
| 1502 | 0487d6a8 | j_mayer | /* evcmpltu */
|
| 1503 | 0487d6a8 | j_mayer | DO_SPE_CMP(cmpltu); |
| 1504 | 0487d6a8 | j_mayer | |
| 1505 | 0487d6a8 | j_mayer | /* Single precision floating-point conversions from/to integer */
|
| 1506 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efscfsi (int32_t val)
|
| 1507 | 0487d6a8 | j_mayer | {
|
| 1508 | 0487d6a8 | j_mayer | union {
|
| 1509 | 0487d6a8 | j_mayer | uint32_t u; |
| 1510 | 0487d6a8 | j_mayer | float32 f; |
| 1511 | 0487d6a8 | j_mayer | } u; |
| 1512 | 0487d6a8 | j_mayer | |
| 1513 | 0487d6a8 | j_mayer | u.f = int32_to_float32(val, &env->spe_status); |
| 1514 | 0487d6a8 | j_mayer | |
| 1515 | 0487d6a8 | j_mayer | return u.u;
|
| 1516 | 0487d6a8 | j_mayer | } |
| 1517 | 0487d6a8 | j_mayer | |
| 1518 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efscfui (uint32_t val)
|
| 1519 | 0487d6a8 | j_mayer | {
|
| 1520 | 0487d6a8 | j_mayer | union {
|
| 1521 | 0487d6a8 | j_mayer | uint32_t u; |
| 1522 | 0487d6a8 | j_mayer | float32 f; |
| 1523 | 0487d6a8 | j_mayer | } u; |
| 1524 | 0487d6a8 | j_mayer | |
| 1525 | 0487d6a8 | j_mayer | u.f = uint32_to_float32(val, &env->spe_status); |
| 1526 | 0487d6a8 | j_mayer | |
| 1527 | 0487d6a8 | j_mayer | return u.u;
|
| 1528 | 0487d6a8 | j_mayer | } |
| 1529 | 0487d6a8 | j_mayer | |
| 1530 | b068d6a7 | j_mayer | static always_inline int32_t _do_efsctsi (uint32_t val)
|
| 1531 | 0487d6a8 | j_mayer | {
|
| 1532 | 0487d6a8 | j_mayer | union {
|
| 1533 | 0487d6a8 | j_mayer | int32_t u; |
| 1534 | 0487d6a8 | j_mayer | float32 f; |
| 1535 | 0487d6a8 | j_mayer | } u; |
| 1536 | 0487d6a8 | j_mayer | |
| 1537 | 0487d6a8 | j_mayer | u.u = val; |
| 1538 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
| 1539 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
| 1540 | 0487d6a8 | j_mayer | return 0; |
| 1541 | 0487d6a8 | j_mayer | |
| 1542 | 0487d6a8 | j_mayer | return float32_to_int32(u.f, &env->spe_status);
|
| 1543 | 0487d6a8 | j_mayer | } |
| 1544 | 0487d6a8 | j_mayer | |
| 1545 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efsctui (uint32_t val)
|
| 1546 | 0487d6a8 | j_mayer | {
|
| 1547 | 0487d6a8 | j_mayer | union {
|
| 1548 | 0487d6a8 | j_mayer | int32_t u; |
| 1549 | 0487d6a8 | j_mayer | float32 f; |
| 1550 | 0487d6a8 | j_mayer | } u; |
| 1551 | 0487d6a8 | j_mayer | |
| 1552 | 0487d6a8 | j_mayer | u.u = val; |
| 1553 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
| 1554 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
| 1555 | 0487d6a8 | j_mayer | return 0; |
| 1556 | 0487d6a8 | j_mayer | |
| 1557 | 0487d6a8 | j_mayer | return float32_to_uint32(u.f, &env->spe_status);
|
| 1558 | 0487d6a8 | j_mayer | } |
| 1559 | 0487d6a8 | j_mayer | |
| 1560 | b068d6a7 | j_mayer | static always_inline int32_t _do_efsctsiz (uint32_t val)
|
| 1561 | 0487d6a8 | j_mayer | {
|
| 1562 | 0487d6a8 | j_mayer | union {
|
| 1563 | 0487d6a8 | j_mayer | int32_t u; |
| 1564 | 0487d6a8 | j_mayer | float32 f; |
| 1565 | 0487d6a8 | j_mayer | } u; |
| 1566 | 0487d6a8 | j_mayer | |
| 1567 | 0487d6a8 | j_mayer | u.u = val; |
| 1568 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
| 1569 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
| 1570 | 0487d6a8 | j_mayer | return 0; |
| 1571 | 0487d6a8 | j_mayer | |
| 1572 | 0487d6a8 | j_mayer | return float32_to_int32_round_to_zero(u.f, &env->spe_status);
|
| 1573 | 0487d6a8 | j_mayer | } |
| 1574 | 0487d6a8 | j_mayer | |
| 1575 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efsctuiz (uint32_t val)
|
| 1576 | 0487d6a8 | j_mayer | {
|
| 1577 | 0487d6a8 | j_mayer | union {
|
| 1578 | 0487d6a8 | j_mayer | int32_t u; |
| 1579 | 0487d6a8 | j_mayer | float32 f; |
| 1580 | 0487d6a8 | j_mayer | } u; |
| 1581 | 0487d6a8 | j_mayer | |
| 1582 | 0487d6a8 | j_mayer | u.u = val; |
| 1583 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
| 1584 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
| 1585 | 0487d6a8 | j_mayer | return 0; |
| 1586 | 0487d6a8 | j_mayer | |
| 1587 | 0487d6a8 | j_mayer | return float32_to_uint32_round_to_zero(u.f, &env->spe_status);
|
| 1588 | 0487d6a8 | j_mayer | } |
| 1589 | 0487d6a8 | j_mayer | |
| 1590 | 0487d6a8 | j_mayer | void do_efscfsi (void) |
| 1591 | 0487d6a8 | j_mayer | {
|
| 1592 | 0487d6a8 | j_mayer | T0_64 = _do_efscfsi(T0_64); |
| 1593 | 0487d6a8 | j_mayer | } |
| 1594 | 0487d6a8 | j_mayer | |
| 1595 | 0487d6a8 | j_mayer | void do_efscfui (void) |
| 1596 | 0487d6a8 | j_mayer | {
|
| 1597 | 0487d6a8 | j_mayer | T0_64 = _do_efscfui(T0_64); |
| 1598 | 0487d6a8 | j_mayer | } |
| 1599 | 0487d6a8 | j_mayer | |
| 1600 | 0487d6a8 | j_mayer | void do_efsctsi (void) |
| 1601 | 0487d6a8 | j_mayer | {
|
| 1602 | 0487d6a8 | j_mayer | T0_64 = _do_efsctsi(T0_64); |
| 1603 | 0487d6a8 | j_mayer | } |
| 1604 | 0487d6a8 | j_mayer | |
| 1605 | 0487d6a8 | j_mayer | void do_efsctui (void) |
| 1606 | 0487d6a8 | j_mayer | {
|
| 1607 | 0487d6a8 | j_mayer | T0_64 = _do_efsctui(T0_64); |
| 1608 | 0487d6a8 | j_mayer | } |
| 1609 | 0487d6a8 | j_mayer | |
| 1610 | 0487d6a8 | j_mayer | void do_efsctsiz (void) |
| 1611 | 0487d6a8 | j_mayer | {
|
| 1612 | 0487d6a8 | j_mayer | T0_64 = _do_efsctsiz(T0_64); |
| 1613 | 0487d6a8 | j_mayer | } |
| 1614 | 0487d6a8 | j_mayer | |
| 1615 | 0487d6a8 | j_mayer | void do_efsctuiz (void) |
| 1616 | 0487d6a8 | j_mayer | {
|
| 1617 | 0487d6a8 | j_mayer | T0_64 = _do_efsctuiz(T0_64); |
| 1618 | 0487d6a8 | j_mayer | } |
| 1619 | 0487d6a8 | j_mayer | |
| 1620 | 0487d6a8 | j_mayer | /* Single precision floating-point conversion to/from fractional */
|
| 1621 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efscfsf (uint32_t val)
|
| 1622 | 0487d6a8 | j_mayer | {
|
| 1623 | 0487d6a8 | j_mayer | union {
|
| 1624 | 0487d6a8 | j_mayer | uint32_t u; |
| 1625 | 0487d6a8 | j_mayer | float32 f; |
| 1626 | 0487d6a8 | j_mayer | } u; |
| 1627 | 0487d6a8 | j_mayer | float32 tmp; |
| 1628 | 0487d6a8 | j_mayer | |
| 1629 | 0487d6a8 | j_mayer | u.f = int32_to_float32(val, &env->spe_status); |
| 1630 | 0487d6a8 | j_mayer | tmp = int64_to_float32(1ULL << 32, &env->spe_status); |
| 1631 | 0487d6a8 | j_mayer | u.f = float32_div(u.f, tmp, &env->spe_status); |
| 1632 | 0487d6a8 | j_mayer | |
| 1633 | 0487d6a8 | j_mayer | return u.u;
|
| 1634 | 0487d6a8 | j_mayer | } |
| 1635 | 0487d6a8 | j_mayer | |
| 1636 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efscfuf (uint32_t val)
|
| 1637 | 0487d6a8 | j_mayer | {
|
| 1638 | 0487d6a8 | j_mayer | union {
|
| 1639 | 0487d6a8 | j_mayer | uint32_t u; |
| 1640 | 0487d6a8 | j_mayer | float32 f; |
| 1641 | 0487d6a8 | j_mayer | } u; |
| 1642 | 0487d6a8 | j_mayer | float32 tmp; |
| 1643 | 0487d6a8 | j_mayer | |
| 1644 | 0487d6a8 | j_mayer | u.f = uint32_to_float32(val, &env->spe_status); |
| 1645 | 0487d6a8 | j_mayer | tmp = uint64_to_float32(1ULL << 32, &env->spe_status); |
| 1646 | 0487d6a8 | j_mayer | u.f = float32_div(u.f, tmp, &env->spe_status); |
| 1647 | 0487d6a8 | j_mayer | |
| 1648 | 0487d6a8 | j_mayer | return u.u;
|
| 1649 | 0487d6a8 | j_mayer | } |
| 1650 | 0487d6a8 | j_mayer | |
| 1651 | b068d6a7 | j_mayer | static always_inline int32_t _do_efsctsf (uint32_t val)
|
| 1652 | 0487d6a8 | j_mayer | {
|
| 1653 | 0487d6a8 | j_mayer | union {
|
| 1654 | 0487d6a8 | j_mayer | int32_t u; |
| 1655 | 0487d6a8 | j_mayer | float32 f; |
| 1656 | 0487d6a8 | j_mayer | } u; |
| 1657 | 0487d6a8 | j_mayer | float32 tmp; |
| 1658 | 0487d6a8 | j_mayer | |
| 1659 | 0487d6a8 | j_mayer | u.u = val; |
| 1660 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
| 1661 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
| 1662 | 0487d6a8 | j_mayer | return 0; |
| 1663 | 0487d6a8 | j_mayer | tmp = uint64_to_float32(1ULL << 32, &env->spe_status); |
| 1664 | 0487d6a8 | j_mayer | u.f = float32_mul(u.f, tmp, &env->spe_status); |
| 1665 | 0487d6a8 | j_mayer | |
| 1666 | 0487d6a8 | j_mayer | return float32_to_int32(u.f, &env->spe_status);
|
| 1667 | 0487d6a8 | j_mayer | } |
| 1668 | 0487d6a8 | j_mayer | |
| 1669 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efsctuf (uint32_t val)
|
| 1670 | 0487d6a8 | j_mayer | {
|
| 1671 | 0487d6a8 | j_mayer | union {
|
| 1672 | 0487d6a8 | j_mayer | int32_t u; |
| 1673 | 0487d6a8 | j_mayer | float32 f; |
| 1674 | 0487d6a8 | j_mayer | } u; |
| 1675 | 0487d6a8 | j_mayer | float32 tmp; |
| 1676 | 0487d6a8 | j_mayer | |
| 1677 | 0487d6a8 | j_mayer | u.u = val; |
| 1678 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
| 1679 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
| 1680 | 0487d6a8 | j_mayer | return 0; |
| 1681 | 0487d6a8 | j_mayer | tmp = uint64_to_float32(1ULL << 32, &env->spe_status); |
| 1682 | 0487d6a8 | j_mayer | u.f = float32_mul(u.f, tmp, &env->spe_status); |
| 1683 | 0487d6a8 | j_mayer | |
| 1684 | 0487d6a8 | j_mayer | return float32_to_uint32(u.f, &env->spe_status);
|
| 1685 | 0487d6a8 | j_mayer | } |
| 1686 | 0487d6a8 | j_mayer | |
| 1687 | b068d6a7 | j_mayer | static always_inline int32_t _do_efsctsfz (uint32_t val)
|
| 1688 | 0487d6a8 | j_mayer | {
|
| 1689 | 0487d6a8 | j_mayer | union {
|
| 1690 | 0487d6a8 | j_mayer | int32_t u; |
| 1691 | 0487d6a8 | j_mayer | float32 f; |
| 1692 | 0487d6a8 | j_mayer | } u; |
| 1693 | 0487d6a8 | j_mayer | float32 tmp; |
| 1694 | 0487d6a8 | j_mayer | |
| 1695 | 0487d6a8 | j_mayer | u.u = val; |
| 1696 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
| 1697 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
| 1698 | 0487d6a8 | j_mayer | return 0; |
| 1699 | 0487d6a8 | j_mayer | tmp = uint64_to_float32(1ULL << 32, &env->spe_status); |
| 1700 | 0487d6a8 | j_mayer | u.f = float32_mul(u.f, tmp, &env->spe_status); |
| 1701 | 0487d6a8 | j_mayer | |
| 1702 | 0487d6a8 | j_mayer | return float32_to_int32_round_to_zero(u.f, &env->spe_status);
|
| 1703 | 0487d6a8 | j_mayer | } |
| 1704 | 0487d6a8 | j_mayer | |
| 1705 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efsctufz (uint32_t val)
|
| 1706 | 0487d6a8 | j_mayer | {
|
| 1707 | 0487d6a8 | j_mayer | union {
|
| 1708 | 0487d6a8 | j_mayer | int32_t u; |
| 1709 | 0487d6a8 | j_mayer | float32 f; |
| 1710 | 0487d6a8 | j_mayer | } u; |
| 1711 | 0487d6a8 | j_mayer | float32 tmp; |
| 1712 | 0487d6a8 | j_mayer | |
| 1713 | 0487d6a8 | j_mayer | u.u = val; |
| 1714 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
| 1715 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
| 1716 | 0487d6a8 | j_mayer | return 0; |
| 1717 | 0487d6a8 | j_mayer | tmp = uint64_to_float32(1ULL << 32, &env->spe_status); |
| 1718 | 0487d6a8 | j_mayer | u.f = float32_mul(u.f, tmp, &env->spe_status); |
| 1719 | 0487d6a8 | j_mayer | |
| 1720 | 0487d6a8 | j_mayer | return float32_to_uint32_round_to_zero(u.f, &env->spe_status);
|
| 1721 | 0487d6a8 | j_mayer | } |
| 1722 | 0487d6a8 | j_mayer | |
| 1723 | 0487d6a8 | j_mayer | void do_efscfsf (void) |
| 1724 | 0487d6a8 | j_mayer | {
|
| 1725 | 0487d6a8 | j_mayer | T0_64 = _do_efscfsf(T0_64); |
| 1726 | 0487d6a8 | j_mayer | } |
| 1727 | 0487d6a8 | j_mayer | |
| 1728 | 0487d6a8 | j_mayer | void do_efscfuf (void) |
| 1729 | 0487d6a8 | j_mayer | {
|
| 1730 | 0487d6a8 | j_mayer | T0_64 = _do_efscfuf(T0_64); |
| 1731 | 0487d6a8 | j_mayer | } |
| 1732 | 0487d6a8 | j_mayer | |
| 1733 | 0487d6a8 | j_mayer | void do_efsctsf (void) |
| 1734 | 0487d6a8 | j_mayer | {
|
| 1735 | 0487d6a8 | j_mayer | T0_64 = _do_efsctsf(T0_64); |
| 1736 | 0487d6a8 | j_mayer | } |
| 1737 | 0487d6a8 | j_mayer | |
| 1738 | 0487d6a8 | j_mayer | void do_efsctuf (void) |
| 1739 | 0487d6a8 | j_mayer | {
|
| 1740 | 0487d6a8 | j_mayer | T0_64 = _do_efsctuf(T0_64); |
| 1741 | 0487d6a8 | j_mayer | } |
| 1742 | 0487d6a8 | j_mayer | |
| 1743 | 0487d6a8 | j_mayer | void do_efsctsfz (void) |
| 1744 | 0487d6a8 | j_mayer | {
|
| 1745 | 0487d6a8 | j_mayer | T0_64 = _do_efsctsfz(T0_64); |
| 1746 | 0487d6a8 | j_mayer | } |
| 1747 | 0487d6a8 | j_mayer | |
| 1748 | 0487d6a8 | j_mayer | void do_efsctufz (void) |
| 1749 | 0487d6a8 | j_mayer | {
|
| 1750 | 0487d6a8 | j_mayer | T0_64 = _do_efsctufz(T0_64); |
| 1751 | 0487d6a8 | j_mayer | } |
| 1752 | 0487d6a8 | j_mayer | |
| 1753 | 0487d6a8 | j_mayer | /* Double precision floating point helpers */
|
| 1754 | b068d6a7 | j_mayer | static always_inline int _do_efdcmplt (uint64_t op1, uint64_t op2) |
| 1755 | 0487d6a8 | j_mayer | {
|
| 1756 | 0487d6a8 | j_mayer | /* XXX: TODO: test special values (NaN, infinites, ...) */
|
| 1757 | 0487d6a8 | j_mayer | return _do_efdtstlt(op1, op2);
|
| 1758 | 0487d6a8 | j_mayer | } |
| 1759 | 0487d6a8 | j_mayer | |
| 1760 | b068d6a7 | j_mayer | static always_inline int _do_efdcmpgt (uint64_t op1, uint64_t op2) |
| 1761 | 0487d6a8 | j_mayer | {
|
| 1762 | 0487d6a8 | j_mayer | /* XXX: TODO: test special values (NaN, infinites, ...) */
|
| 1763 | 0487d6a8 | j_mayer | return _do_efdtstgt(op1, op2);
|
| 1764 | 0487d6a8 | j_mayer | } |
| 1765 | 0487d6a8 | j_mayer | |
| 1766 | b068d6a7 | j_mayer | static always_inline int _do_efdcmpeq (uint64_t op1, uint64_t op2) |
| 1767 | 0487d6a8 | j_mayer | {
|
| 1768 | 0487d6a8 | j_mayer | /* XXX: TODO: test special values (NaN, infinites, ...) */
|
| 1769 | 0487d6a8 | j_mayer | return _do_efdtsteq(op1, op2);
|
| 1770 | 0487d6a8 | j_mayer | } |
| 1771 | 0487d6a8 | j_mayer | |
| 1772 | 0487d6a8 | j_mayer | void do_efdcmplt (void) |
| 1773 | 0487d6a8 | j_mayer | {
|
| 1774 | 0487d6a8 | j_mayer | T0 = _do_efdcmplt(T0_64, T1_64); |
| 1775 | 0487d6a8 | j_mayer | } |
| 1776 | 0487d6a8 | j_mayer | |
| 1777 | 0487d6a8 | j_mayer | void do_efdcmpgt (void) |
| 1778 | 0487d6a8 | j_mayer | {
|
| 1779 | 0487d6a8 | j_mayer | T0 = _do_efdcmpgt(T0_64, T1_64); |
| 1780 | 0487d6a8 | j_mayer | } |
| 1781 | 0487d6a8 | j_mayer | |
| 1782 | 0487d6a8 | j_mayer | void do_efdcmpeq (void) |
| 1783 | 0487d6a8 | j_mayer | {
|
| 1784 | 0487d6a8 | j_mayer | T0 = _do_efdcmpeq(T0_64, T1_64); |
| 1785 | 0487d6a8 | j_mayer | } |
| 1786 | 0487d6a8 | j_mayer | |
| 1787 | 0487d6a8 | j_mayer | /* Double precision floating-point conversion to/from integer */
|
| 1788 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdcfsi (int64_t val)
|
| 1789 | 0487d6a8 | j_mayer | {
|
| 1790 | 0487d6a8 | j_mayer | union {
|
| 1791 | 0487d6a8 | j_mayer | uint64_t u; |
| 1792 | 0487d6a8 | j_mayer | float64 f; |
| 1793 | 0487d6a8 | j_mayer | } u; |
| 1794 | 0487d6a8 | j_mayer | |
| 1795 | 0487d6a8 | j_mayer | u.f = int64_to_float64(val, &env->spe_status); |
| 1796 | 0487d6a8 | j_mayer | |
| 1797 | 0487d6a8 | j_mayer | return u.u;
|
| 1798 | 0487d6a8 | j_mayer | } |
| 1799 | 0487d6a8 | j_mayer | |
| 1800 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdcfui (uint64_t val)
|
| 1801 | 0487d6a8 | j_mayer | {
|
| 1802 | 0487d6a8 | j_mayer | union {
|
| 1803 | 0487d6a8 | j_mayer | uint64_t u; |
| 1804 | 0487d6a8 | j_mayer | float64 f; |
| 1805 | 0487d6a8 | j_mayer | } u; |
| 1806 | 0487d6a8 | j_mayer | |
| 1807 | 0487d6a8 | j_mayer | u.f = uint64_to_float64(val, &env->spe_status); |
| 1808 | 0487d6a8 | j_mayer | |
| 1809 | 0487d6a8 | j_mayer | return u.u;
|
| 1810 | 0487d6a8 | j_mayer | } |
| 1811 | 0487d6a8 | j_mayer | |
| 1812 | b068d6a7 | j_mayer | static always_inline int64_t _do_efdctsi (uint64_t val)
|
| 1813 | 0487d6a8 | j_mayer | {
|
| 1814 | 0487d6a8 | j_mayer | union {
|
| 1815 | 0487d6a8 | j_mayer | int64_t u; |
| 1816 | 0487d6a8 | j_mayer | float64 f; |
| 1817 | 0487d6a8 | j_mayer | } u; |
| 1818 | 0487d6a8 | j_mayer | |
| 1819 | 0487d6a8 | j_mayer | u.u = val; |
| 1820 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
| 1821 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
| 1822 | 0487d6a8 | j_mayer | return 0; |
| 1823 | 0487d6a8 | j_mayer | |
| 1824 | 0487d6a8 | j_mayer | return float64_to_int64(u.f, &env->spe_status);
|
| 1825 | 0487d6a8 | j_mayer | } |
| 1826 | 0487d6a8 | j_mayer | |
| 1827 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdctui (uint64_t val)
|
| 1828 | 0487d6a8 | j_mayer | {
|
| 1829 | 0487d6a8 | j_mayer | union {
|
| 1830 | 0487d6a8 | j_mayer | int64_t u; |
| 1831 | 0487d6a8 | j_mayer | float64 f; |
| 1832 | 0487d6a8 | j_mayer | } u; |
| 1833 | 0487d6a8 | j_mayer | |
| 1834 | 0487d6a8 | j_mayer | u.u = val; |
| 1835 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
| 1836 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
| 1837 | 0487d6a8 | j_mayer | return 0; |
| 1838 | 0487d6a8 | j_mayer | |
| 1839 | 0487d6a8 | j_mayer | return float64_to_uint64(u.f, &env->spe_status);
|
| 1840 | 0487d6a8 | j_mayer | } |
| 1841 | 0487d6a8 | j_mayer | |
| 1842 | b068d6a7 | j_mayer | static always_inline int64_t _do_efdctsiz (uint64_t val)
|
| 1843 | 0487d6a8 | j_mayer | {
|
| 1844 | 0487d6a8 | j_mayer | union {
|
| 1845 | 0487d6a8 | j_mayer | int64_t u; |
| 1846 | 0487d6a8 | j_mayer | float64 f; |
| 1847 | 0487d6a8 | j_mayer | } u; |
| 1848 | 0487d6a8 | j_mayer | |
| 1849 | 0487d6a8 | j_mayer | u.u = val; |
| 1850 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
| 1851 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
| 1852 | 0487d6a8 | j_mayer | return 0; |
| 1853 | 0487d6a8 | j_mayer | |
| 1854 | 0487d6a8 | j_mayer | return float64_to_int64_round_to_zero(u.f, &env->spe_status);
|
| 1855 | 0487d6a8 | j_mayer | } |
| 1856 | 0487d6a8 | j_mayer | |
| 1857 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdctuiz (uint64_t val)
|
| 1858 | 0487d6a8 | j_mayer | {
|
| 1859 | 0487d6a8 | j_mayer | union {
|
| 1860 | 0487d6a8 | j_mayer | int64_t u; |
| 1861 | 0487d6a8 | j_mayer | float64 f; |
| 1862 | 0487d6a8 | j_mayer | } u; |
| 1863 | 0487d6a8 | j_mayer | |
| 1864 | 0487d6a8 | j_mayer | u.u = val; |
| 1865 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
| 1866 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
| 1867 | 0487d6a8 | j_mayer | return 0; |
| 1868 | 0487d6a8 | j_mayer | |
| 1869 | 0487d6a8 | j_mayer | return float64_to_uint64_round_to_zero(u.f, &env->spe_status);
|
| 1870 | 0487d6a8 | j_mayer | } |
| 1871 | 0487d6a8 | j_mayer | |
| 1872 | 0487d6a8 | j_mayer | void do_efdcfsi (void) |
| 1873 | 0487d6a8 | j_mayer | {
|
| 1874 | 0487d6a8 | j_mayer | T0_64 = _do_efdcfsi(T0_64); |
| 1875 | 0487d6a8 | j_mayer | } |
| 1876 | 0487d6a8 | j_mayer | |
| 1877 | 0487d6a8 | j_mayer | void do_efdcfui (void) |
| 1878 | 0487d6a8 | j_mayer | {
|
| 1879 | 0487d6a8 | j_mayer | T0_64 = _do_efdcfui(T0_64); |
| 1880 | 0487d6a8 | j_mayer | } |
| 1881 | 0487d6a8 | j_mayer | |
| 1882 | 0487d6a8 | j_mayer | void do_efdctsi (void) |
| 1883 | 0487d6a8 | j_mayer | {
|
| 1884 | 0487d6a8 | j_mayer | T0_64 = _do_efdctsi(T0_64); |
| 1885 | 0487d6a8 | j_mayer | } |
| 1886 | 0487d6a8 | j_mayer | |
| 1887 | 0487d6a8 | j_mayer | void do_efdctui (void) |
| 1888 | 0487d6a8 | j_mayer | {
|
| 1889 | 0487d6a8 | j_mayer | T0_64 = _do_efdctui(T0_64); |
| 1890 | 0487d6a8 | j_mayer | } |
| 1891 | 0487d6a8 | j_mayer | |
| 1892 | 0487d6a8 | j_mayer | void do_efdctsiz (void) |
| 1893 | 0487d6a8 | j_mayer | {
|
| 1894 | 0487d6a8 | j_mayer | T0_64 = _do_efdctsiz(T0_64); |
| 1895 | 0487d6a8 | j_mayer | } |
| 1896 | 0487d6a8 | j_mayer | |
| 1897 | 0487d6a8 | j_mayer | void do_efdctuiz (void) |
| 1898 | 0487d6a8 | j_mayer | {
|
| 1899 | 0487d6a8 | j_mayer | T0_64 = _do_efdctuiz(T0_64); |
| 1900 | 0487d6a8 | j_mayer | } |
| 1901 | 0487d6a8 | j_mayer | |
| 1902 | 0487d6a8 | j_mayer | /* Double precision floating-point conversion to/from fractional */
|
| 1903 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdcfsf (int64_t val)
|
| 1904 | 0487d6a8 | j_mayer | {
|
| 1905 | 0487d6a8 | j_mayer | union {
|
| 1906 | 0487d6a8 | j_mayer | uint64_t u; |
| 1907 | 0487d6a8 | j_mayer | float64 f; |
| 1908 | 0487d6a8 | j_mayer | } u; |
| 1909 | 0487d6a8 | j_mayer | float64 tmp; |
| 1910 | 0487d6a8 | j_mayer | |
| 1911 | 0487d6a8 | j_mayer | u.f = int32_to_float64(val, &env->spe_status); |
| 1912 | 0487d6a8 | j_mayer | tmp = int64_to_float64(1ULL << 32, &env->spe_status); |
| 1913 | 0487d6a8 | j_mayer | u.f = float64_div(u.f, tmp, &env->spe_status); |
| 1914 | 0487d6a8 | j_mayer | |
| 1915 | 0487d6a8 | j_mayer | return u.u;
|
| 1916 | 0487d6a8 | j_mayer | } |
| 1917 | 0487d6a8 | j_mayer | |
| 1918 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdcfuf (uint64_t val)
|
| 1919 | 0487d6a8 | j_mayer | {
|
| 1920 | 0487d6a8 | j_mayer | union {
|
| 1921 | 0487d6a8 | j_mayer | uint64_t u; |
| 1922 | 0487d6a8 | j_mayer | float64 f; |
| 1923 | 0487d6a8 | j_mayer | } u; |
| 1924 | 0487d6a8 | j_mayer | float64 tmp; |
| 1925 | 0487d6a8 | j_mayer | |
| 1926 | 0487d6a8 | j_mayer | u.f = uint32_to_float64(val, &env->spe_status); |
| 1927 | 0487d6a8 | j_mayer | tmp = int64_to_float64(1ULL << 32, &env->spe_status); |
| 1928 | 0487d6a8 | j_mayer | u.f = float64_div(u.f, tmp, &env->spe_status); |
| 1929 | 0487d6a8 | j_mayer | |
| 1930 | 0487d6a8 | j_mayer | return u.u;
|
| 1931 | 0487d6a8 | j_mayer | } |
| 1932 | 0487d6a8 | j_mayer | |
| 1933 | b068d6a7 | j_mayer | static always_inline int64_t _do_efdctsf (uint64_t val)
|
| 1934 | 0487d6a8 | j_mayer | {
|
| 1935 | 0487d6a8 | j_mayer | union {
|
| 1936 | 0487d6a8 | j_mayer | int64_t u; |
| 1937 | 0487d6a8 | j_mayer | float64 f; |
| 1938 | 0487d6a8 | j_mayer | } u; |
| 1939 | 0487d6a8 | j_mayer | float64 tmp; |
| 1940 | 0487d6a8 | j_mayer | |
| 1941 | 0487d6a8 | j_mayer | u.u = val; |
| 1942 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
| 1943 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
| 1944 | 0487d6a8 | j_mayer | return 0; |
| 1945 | 0487d6a8 | j_mayer | tmp = uint64_to_float64(1ULL << 32, &env->spe_status); |
| 1946 | 0487d6a8 | j_mayer | u.f = float64_mul(u.f, tmp, &env->spe_status); |
| 1947 | 0487d6a8 | j_mayer | |
| 1948 | 0487d6a8 | j_mayer | return float64_to_int32(u.f, &env->spe_status);
|
| 1949 | 0487d6a8 | j_mayer | } |
| 1950 | 0487d6a8 | j_mayer | |
| 1951 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdctuf (uint64_t val)
|
| 1952 | 0487d6a8 | j_mayer | {
|
| 1953 | 0487d6a8 | j_mayer | union {
|
| 1954 | 0487d6a8 | j_mayer | int64_t u; |
| 1955 | 0487d6a8 | j_mayer | float64 f; |
| 1956 | 0487d6a8 | j_mayer | } u; |
| 1957 | 0487d6a8 | j_mayer | float64 tmp; |
| 1958 | 0487d6a8 | j_mayer | |
| 1959 | 0487d6a8 | j_mayer | u.u = val; |
| 1960 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
| 1961 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
| 1962 | 0487d6a8 | j_mayer | return 0; |
| 1963 | 0487d6a8 | j_mayer | tmp = uint64_to_float64(1ULL << 32, &env->spe_status); |
| 1964 | 0487d6a8 | j_mayer | u.f = float64_mul(u.f, tmp, &env->spe_status); |
| 1965 | 0487d6a8 | j_mayer | |
| 1966 | 0487d6a8 | j_mayer | return float64_to_uint32(u.f, &env->spe_status);
|
| 1967 | 0487d6a8 | j_mayer | } |
| 1968 | 0487d6a8 | j_mayer | |
| 1969 | b068d6a7 | j_mayer | static always_inline int64_t _do_efdctsfz (uint64_t val)
|
| 1970 | 0487d6a8 | j_mayer | {
|
| 1971 | 0487d6a8 | j_mayer | union {
|
| 1972 | 0487d6a8 | j_mayer | int64_t u; |
| 1973 | 0487d6a8 | j_mayer | float64 f; |
| 1974 | 0487d6a8 | j_mayer | } u; |
| 1975 | 0487d6a8 | j_mayer | float64 tmp; |
| 1976 | 0487d6a8 | j_mayer | |
| 1977 | 0487d6a8 | j_mayer | u.u = val; |
| 1978 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
| 1979 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
| 1980 | 0487d6a8 | j_mayer | return 0; |
| 1981 | 0487d6a8 | j_mayer | tmp = uint64_to_float64(1ULL << 32, &env->spe_status); |
| 1982 | 0487d6a8 | j_mayer | u.f = float64_mul(u.f, tmp, &env->spe_status); |
| 1983 | 0487d6a8 | j_mayer | |
| 1984 | 0487d6a8 | j_mayer | return float64_to_int32_round_to_zero(u.f, &env->spe_status);
|
| 1985 | 0487d6a8 | j_mayer | } |
| 1986 | 0487d6a8 | j_mayer | |
| 1987 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdctufz (uint64_t val)
|
| 1988 | 0487d6a8 | j_mayer | {
|
| 1989 | 0487d6a8 | j_mayer | union {
|
| 1990 | 0487d6a8 | j_mayer | int64_t u; |
| 1991 | 0487d6a8 | j_mayer | float64 f; |
| 1992 | 0487d6a8 | j_mayer | } u; |
| 1993 | 0487d6a8 | j_mayer | float64 tmp; |
| 1994 | 0487d6a8 | j_mayer | |
| 1995 | 0487d6a8 | j_mayer | u.u = val; |
| 1996 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
| 1997 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
| 1998 | 0487d6a8 | j_mayer | return 0; |
| 1999 | 0487d6a8 | j_mayer | tmp = uint64_to_float64(1ULL << 32, &env->spe_status); |
| 2000 | 0487d6a8 | j_mayer | u.f = float64_mul(u.f, tmp, &env->spe_status); |
| 2001 | 0487d6a8 | j_mayer | |
| 2002 | 0487d6a8 | j_mayer | return float64_to_uint32_round_to_zero(u.f, &env->spe_status);
|
| 2003 | 0487d6a8 | j_mayer | } |
| 2004 | 0487d6a8 | j_mayer | |
| 2005 | 0487d6a8 | j_mayer | void do_efdcfsf (void) |
| 2006 | 0487d6a8 | j_mayer | {
|
| 2007 | 0487d6a8 | j_mayer | T0_64 = _do_efdcfsf(T0_64); |
| 2008 | 0487d6a8 | j_mayer | } |
| 2009 | 0487d6a8 | j_mayer | |
| 2010 | 0487d6a8 | j_mayer | void do_efdcfuf (void) |
| 2011 | 0487d6a8 | j_mayer | {
|
| 2012 | 0487d6a8 | j_mayer | T0_64 = _do_efdcfuf(T0_64); |
| 2013 | 0487d6a8 | j_mayer | } |
| 2014 | 0487d6a8 | j_mayer | |
| 2015 | 0487d6a8 | j_mayer | void do_efdctsf (void) |
| 2016 | 0487d6a8 | j_mayer | {
|
| 2017 | 0487d6a8 | j_mayer | T0_64 = _do_efdctsf(T0_64); |
| 2018 | 0487d6a8 | j_mayer | } |
| 2019 | 0487d6a8 | j_mayer | |
| 2020 | 0487d6a8 | j_mayer | void do_efdctuf (void) |
| 2021 | 0487d6a8 | j_mayer | {
|
| 2022 | 0487d6a8 | j_mayer | T0_64 = _do_efdctuf(T0_64); |
| 2023 | 0487d6a8 | j_mayer | } |
| 2024 | 0487d6a8 | j_mayer | |
| 2025 | 0487d6a8 | j_mayer | void do_efdctsfz (void) |
| 2026 | 0487d6a8 | j_mayer | {
|
| 2027 | 0487d6a8 | j_mayer | T0_64 = _do_efdctsfz(T0_64); |
| 2028 | 0487d6a8 | j_mayer | } |
| 2029 | 0487d6a8 | j_mayer | |
| 2030 | 0487d6a8 | j_mayer | void do_efdctufz (void) |
| 2031 | 0487d6a8 | j_mayer | {
|
| 2032 | 0487d6a8 | j_mayer | T0_64 = _do_efdctufz(T0_64); |
| 2033 | 0487d6a8 | j_mayer | } |
| 2034 | 0487d6a8 | j_mayer | |
| 2035 | 0487d6a8 | j_mayer | /* Floating point conversion between single and double precision */
|
| 2036 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efscfd (uint64_t val)
|
| 2037 | 0487d6a8 | j_mayer | {
|
| 2038 | 0487d6a8 | j_mayer | union {
|
| 2039 | 0487d6a8 | j_mayer | uint64_t u; |
| 2040 | 0487d6a8 | j_mayer | float64 f; |
| 2041 | 0487d6a8 | j_mayer | } u1; |
| 2042 | 0487d6a8 | j_mayer | union {
|
| 2043 | 0487d6a8 | j_mayer | uint32_t u; |
| 2044 | 0487d6a8 | j_mayer | float32 f; |
| 2045 | 0487d6a8 | j_mayer | } u2; |
| 2046 | 0487d6a8 | j_mayer | |
| 2047 | 0487d6a8 | j_mayer | u1.u = val; |
| 2048 | 0487d6a8 | j_mayer | u2.f = float64_to_float32(u1.f, &env->spe_status); |
| 2049 | 0487d6a8 | j_mayer | |
| 2050 | 0487d6a8 | j_mayer | return u2.u;
|
| 2051 | 0487d6a8 | j_mayer | } |
| 2052 | 0487d6a8 | j_mayer | |
| 2053 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdcfs (uint32_t val)
|
| 2054 | 0487d6a8 | j_mayer | {
|
| 2055 | 0487d6a8 | j_mayer | union {
|
| 2056 | 0487d6a8 | j_mayer | uint64_t u; |
| 2057 | 0487d6a8 | j_mayer | float64 f; |
| 2058 | 0487d6a8 | j_mayer | } u2; |
| 2059 | 0487d6a8 | j_mayer | union {
|
| 2060 | 0487d6a8 | j_mayer | uint32_t u; |
| 2061 | 0487d6a8 | j_mayer | float32 f; |
| 2062 | 0487d6a8 | j_mayer | } u1; |
| 2063 | 0487d6a8 | j_mayer | |
| 2064 | 0487d6a8 | j_mayer | u1.u = val; |
| 2065 | 0487d6a8 | j_mayer | u2.f = float32_to_float64(u1.f, &env->spe_status); |
| 2066 | 0487d6a8 | j_mayer | |
| 2067 | 0487d6a8 | j_mayer | return u2.u;
|
| 2068 | 0487d6a8 | j_mayer | } |
| 2069 | 0487d6a8 | j_mayer | |
| 2070 | 0487d6a8 | j_mayer | void do_efscfd (void) |
| 2071 | 0487d6a8 | j_mayer | {
|
| 2072 | 0487d6a8 | j_mayer | T0_64 = _do_efscfd(T0_64); |
| 2073 | 0487d6a8 | j_mayer | } |
| 2074 | 0487d6a8 | j_mayer | |
| 2075 | 0487d6a8 | j_mayer | void do_efdcfs (void) |
| 2076 | 0487d6a8 | j_mayer | {
|
| 2077 | 0487d6a8 | j_mayer | T0_64 = _do_efdcfs(T0_64); |
| 2078 | 0487d6a8 | j_mayer | } |
| 2079 | 0487d6a8 | j_mayer | |
| 2080 | 0487d6a8 | j_mayer | /* Single precision fixed-point vector arithmetic */
|
| 2081 | 0487d6a8 | j_mayer | /* evfsabs */
|
| 2082 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsabs); |
| 2083 | 0487d6a8 | j_mayer | /* evfsnabs */
|
| 2084 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsnabs); |
| 2085 | 0487d6a8 | j_mayer | /* evfsneg */
|
| 2086 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsneg); |
| 2087 | 0487d6a8 | j_mayer | /* evfsadd */
|
| 2088 | 0487d6a8 | j_mayer | DO_SPE_OP2(fsadd); |
| 2089 | 0487d6a8 | j_mayer | /* evfssub */
|
| 2090 | 0487d6a8 | j_mayer | DO_SPE_OP2(fssub); |
| 2091 | 0487d6a8 | j_mayer | /* evfsmul */
|
| 2092 | 0487d6a8 | j_mayer | DO_SPE_OP2(fsmul); |
| 2093 | 0487d6a8 | j_mayer | /* evfsdiv */
|
| 2094 | 0487d6a8 | j_mayer | DO_SPE_OP2(fsdiv); |
| 2095 | 0487d6a8 | j_mayer | |
| 2096 | 0487d6a8 | j_mayer | /* Single-precision floating-point comparisons */
|
| 2097 | b068d6a7 | j_mayer | static always_inline int _do_efscmplt (uint32_t op1, uint32_t op2) |
| 2098 | 0487d6a8 | j_mayer | {
|
| 2099 | 0487d6a8 | j_mayer | /* XXX: TODO: test special values (NaN, infinites, ...) */
|
| 2100 | 0487d6a8 | j_mayer | return _do_efststlt(op1, op2);
|
| 2101 | 0487d6a8 | j_mayer | } |
| 2102 | 0487d6a8 | j_mayer | |
| 2103 | b068d6a7 | j_mayer | static always_inline int _do_efscmpgt (uint32_t op1, uint32_t op2) |
| 2104 | 0487d6a8 | j_mayer | {
|
| 2105 | 0487d6a8 | j_mayer | /* XXX: TODO: test special values (NaN, infinites, ...) */
|
| 2106 | 0487d6a8 | j_mayer | return _do_efststgt(op1, op2);
|
| 2107 | 0487d6a8 | j_mayer | } |
| 2108 | 0487d6a8 | j_mayer | |
| 2109 | b068d6a7 | j_mayer | static always_inline int _do_efscmpeq (uint32_t op1, uint32_t op2) |
| 2110 | 0487d6a8 | j_mayer | {
|
| 2111 | 0487d6a8 | j_mayer | /* XXX: TODO: test special values (NaN, infinites, ...) */
|
| 2112 | 0487d6a8 | j_mayer | return _do_efststeq(op1, op2);
|
| 2113 | 0487d6a8 | j_mayer | } |
| 2114 | 0487d6a8 | j_mayer | |
| 2115 | 0487d6a8 | j_mayer | void do_efscmplt (void) |
| 2116 | 0487d6a8 | j_mayer | {
|
| 2117 | 0487d6a8 | j_mayer | T0 = _do_efscmplt(T0_64, T1_64); |
| 2118 | 0487d6a8 | j_mayer | } |
| 2119 | 0487d6a8 | j_mayer | |
| 2120 | 0487d6a8 | j_mayer | void do_efscmpgt (void) |
| 2121 | 0487d6a8 | j_mayer | {
|
| 2122 | 0487d6a8 | j_mayer | T0 = _do_efscmpgt(T0_64, T1_64); |
| 2123 | 0487d6a8 | j_mayer | } |
| 2124 | 0487d6a8 | j_mayer | |
| 2125 | 0487d6a8 | j_mayer | void do_efscmpeq (void) |
| 2126 | 0487d6a8 | j_mayer | {
|
| 2127 | 0487d6a8 | j_mayer | T0 = _do_efscmpeq(T0_64, T1_64); |
| 2128 | 0487d6a8 | j_mayer | } |
| 2129 | 0487d6a8 | j_mayer | |
| 2130 | 0487d6a8 | j_mayer | /* Single-precision floating-point vector comparisons */
|
| 2131 | 0487d6a8 | j_mayer | /* evfscmplt */
|
| 2132 | 0487d6a8 | j_mayer | DO_SPE_CMP(fscmplt); |
| 2133 | 0487d6a8 | j_mayer | /* evfscmpgt */
|
| 2134 | 0487d6a8 | j_mayer | DO_SPE_CMP(fscmpgt); |
| 2135 | 0487d6a8 | j_mayer | /* evfscmpeq */
|
| 2136 | 0487d6a8 | j_mayer | DO_SPE_CMP(fscmpeq); |
| 2137 | 0487d6a8 | j_mayer | /* evfststlt */
|
| 2138 | 0487d6a8 | j_mayer | DO_SPE_CMP(fststlt); |
| 2139 | 0487d6a8 | j_mayer | /* evfststgt */
|
| 2140 | 0487d6a8 | j_mayer | DO_SPE_CMP(fststgt); |
| 2141 | 0487d6a8 | j_mayer | /* evfststeq */
|
| 2142 | 0487d6a8 | j_mayer | DO_SPE_CMP(fststeq); |
| 2143 | 0487d6a8 | j_mayer | |
| 2144 | 0487d6a8 | j_mayer | /* Single-precision floating-point vector conversions */
|
| 2145 | 0487d6a8 | j_mayer | /* evfscfsi */
|
| 2146 | 0487d6a8 | j_mayer | DO_SPE_OP1(fscfsi); |
| 2147 | 0487d6a8 | j_mayer | /* evfscfui */
|
| 2148 | 0487d6a8 | j_mayer | DO_SPE_OP1(fscfui); |
| 2149 | 0487d6a8 | j_mayer | /* evfscfuf */
|
| 2150 | 0487d6a8 | j_mayer | DO_SPE_OP1(fscfuf); |
| 2151 | 0487d6a8 | j_mayer | /* evfscfsf */
|
| 2152 | 0487d6a8 | j_mayer | DO_SPE_OP1(fscfsf); |
| 2153 | 0487d6a8 | j_mayer | /* evfsctsi */
|
| 2154 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsctsi); |
| 2155 | 0487d6a8 | j_mayer | /* evfsctui */
|
| 2156 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsctui); |
| 2157 | 0487d6a8 | j_mayer | /* evfsctsiz */
|
| 2158 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsctsiz); |
| 2159 | 0487d6a8 | j_mayer | /* evfsctuiz */
|
| 2160 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsctuiz); |
| 2161 | 0487d6a8 | j_mayer | /* evfsctsf */
|
| 2162 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsctsf); |
| 2163 | 0487d6a8 | j_mayer | /* evfsctuf */
|
| 2164 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsctuf); |
| 2165 | 35cdaad6 | j_mayer | #endif /* defined(TARGET_PPCEMB) */ |
| 2166 | 0487d6a8 | j_mayer | |
| 2167 | fdabc366 | bellard | /*****************************************************************************/
|
| 2168 | fdabc366 | bellard | /* Softmmu support */
|
| 2169 | fdabc366 | bellard | #if !defined (CONFIG_USER_ONLY)
|
| 2170 | fdabc366 | bellard | |
| 2171 | fdabc366 | bellard | #define MMUSUFFIX _mmu
|
| 2172 | fdabc366 | bellard | #define GETPC() (__builtin_return_address(0)) |
| 2173 | fdabc366 | bellard | |
| 2174 | fdabc366 | bellard | #define SHIFT 0 |
| 2175 | fdabc366 | bellard | #include "softmmu_template.h" |
| 2176 | fdabc366 | bellard | |
| 2177 | fdabc366 | bellard | #define SHIFT 1 |
| 2178 | fdabc366 | bellard | #include "softmmu_template.h" |
| 2179 | fdabc366 | bellard | |
| 2180 | fdabc366 | bellard | #define SHIFT 2 |
| 2181 | fdabc366 | bellard | #include "softmmu_template.h" |
| 2182 | fdabc366 | bellard | |
| 2183 | fdabc366 | bellard | #define SHIFT 3 |
| 2184 | fdabc366 | bellard | #include "softmmu_template.h" |
| 2185 | fdabc366 | bellard | |
| 2186 | fdabc366 | bellard | /* try to fill the TLB and return an exception if error. If retaddr is
|
| 2187 | fdabc366 | bellard | NULL, it means that the function was called in C code (i.e. not
|
| 2188 | fdabc366 | bellard | from generated code or from helper.c) */
|
| 2189 | fdabc366 | bellard | /* XXX: fix it to restore all registers */
|
| 2190 | 6ebbf390 | j_mayer | void tlb_fill (target_ulong addr, int is_write, int mmu_idx, void *retaddr) |
| 2191 | fdabc366 | bellard | {
|
| 2192 | fdabc366 | bellard | TranslationBlock *tb; |
| 2193 | fdabc366 | bellard | CPUState *saved_env; |
| 2194 | fdabc366 | bellard | target_phys_addr_t pc; |
| 2195 | fdabc366 | bellard | int ret;
|
| 2196 | fdabc366 | bellard | |
| 2197 | fdabc366 | bellard | /* XXX: hack to restore env in all cases, even if not called from
|
| 2198 | fdabc366 | bellard | generated code */
|
| 2199 | fdabc366 | bellard | saved_env = env; |
| 2200 | fdabc366 | bellard | env = cpu_single_env; |
| 2201 | 6ebbf390 | j_mayer | ret = cpu_ppc_handle_mmu_fault(env, addr, is_write, mmu_idx, 1);
|
| 2202 | 76a66253 | j_mayer | if (unlikely(ret != 0)) { |
| 2203 | fdabc366 | bellard | if (likely(retaddr)) {
|
| 2204 | fdabc366 | bellard | /* now we have a real cpu fault */
|
| 2205 | a750fc0b | j_mayer | pc = (target_phys_addr_t)(unsigned long)retaddr; |
| 2206 | fdabc366 | bellard | tb = tb_find_pc(pc); |
| 2207 | fdabc366 | bellard | if (likely(tb)) {
|
| 2208 | fdabc366 | bellard | /* the PC is inside the translated code. It means that we have
|
| 2209 | fdabc366 | bellard | a virtual CPU fault */
|
| 2210 | fdabc366 | bellard | cpu_restore_state(tb, env, pc, NULL);
|
| 2211 | 76a66253 | j_mayer | } |
| 2212 | fdabc366 | bellard | } |
| 2213 | fdabc366 | bellard | do_raise_exception_err(env->exception_index, env->error_code); |
| 2214 | fdabc366 | bellard | } |
| 2215 | fdabc366 | bellard | env = saved_env; |
| 2216 | 9a64fbe4 | bellard | } |
| 2217 | 9a64fbe4 | bellard | |
| 2218 | 76a66253 | j_mayer | /* Software driven TLBs management */
|
| 2219 | 76a66253 | j_mayer | /* PowerPC 602/603 software TLB load instructions helpers */
|
| 2220 | 76a66253 | j_mayer | void do_load_6xx_tlb (int is_code) |
| 2221 | 76a66253 | j_mayer | {
|
| 2222 | 76a66253 | j_mayer | target_ulong RPN, CMP, EPN; |
| 2223 | 76a66253 | j_mayer | int way;
|
| 2224 | d9bce9d9 | j_mayer | |
| 2225 | 76a66253 | j_mayer | RPN = env->spr[SPR_RPA]; |
| 2226 | 76a66253 | j_mayer | if (is_code) {
|
| 2227 | 76a66253 | j_mayer | CMP = env->spr[SPR_ICMP]; |
| 2228 | 76a66253 | j_mayer | EPN = env->spr[SPR_IMISS]; |
| 2229 | 76a66253 | j_mayer | } else {
|
| 2230 | 76a66253 | j_mayer | CMP = env->spr[SPR_DCMP]; |
| 2231 | 76a66253 | j_mayer | EPN = env->spr[SPR_DMISS]; |
| 2232 | 76a66253 | j_mayer | } |
| 2233 | 76a66253 | j_mayer | way = (env->spr[SPR_SRR1] >> 17) & 1; |
| 2234 | 76a66253 | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
| 2235 | 76a66253 | j_mayer | if (loglevel != 0) { |
| 2236 | 76a66253 | j_mayer | fprintf(logfile, "%s: EPN %08lx %08lx PTE0 %08lx PTE1 %08lx way %d\n",
|
| 2237 | 76a66253 | j_mayer | __func__, (unsigned long)T0, (unsigned long)EPN, |
| 2238 | 76a66253 | j_mayer | (unsigned long)CMP, (unsigned long)RPN, way); |
| 2239 | 76a66253 | j_mayer | } |
| 2240 | 76a66253 | j_mayer | #endif
|
| 2241 | 76a66253 | j_mayer | /* Store this TLB */
|
| 2242 | d9bce9d9 | j_mayer | ppc6xx_tlb_store(env, (uint32_t)(T0 & TARGET_PAGE_MASK), |
| 2243 | d9bce9d9 | j_mayer | way, is_code, CMP, RPN); |
| 2244 | 76a66253 | j_mayer | } |
| 2245 | 76a66253 | j_mayer | |
| 2246 | 7dbe11ac | j_mayer | void do_load_74xx_tlb (int is_code) |
| 2247 | 7dbe11ac | j_mayer | {
|
| 2248 | 7dbe11ac | j_mayer | target_ulong RPN, CMP, EPN; |
| 2249 | 7dbe11ac | j_mayer | int way;
|
| 2250 | 7dbe11ac | j_mayer | |
| 2251 | 7dbe11ac | j_mayer | RPN = env->spr[SPR_PTELO]; |
| 2252 | 7dbe11ac | j_mayer | CMP = env->spr[SPR_PTEHI]; |
| 2253 | 7dbe11ac | j_mayer | EPN = env->spr[SPR_TLBMISS] & ~0x3;
|
| 2254 | 7dbe11ac | j_mayer | way = env->spr[SPR_TLBMISS] & 0x3;
|
| 2255 | 7dbe11ac | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
| 2256 | 7dbe11ac | j_mayer | if (loglevel != 0) { |
| 2257 | 7dbe11ac | j_mayer | fprintf(logfile, "%s: EPN %08lx %08lx PTE0 %08lx PTE1 %08lx way %d\n",
|
| 2258 | 7dbe11ac | j_mayer | __func__, (unsigned long)T0, (unsigned long)EPN, |
| 2259 | 7dbe11ac | j_mayer | (unsigned long)CMP, (unsigned long)RPN, way); |
| 2260 | 7dbe11ac | j_mayer | } |
| 2261 | 7dbe11ac | j_mayer | #endif
|
| 2262 | 7dbe11ac | j_mayer | /* Store this TLB */
|
| 2263 | 7dbe11ac | j_mayer | ppc6xx_tlb_store(env, (uint32_t)(T0 & TARGET_PAGE_MASK), |
| 2264 | 7dbe11ac | j_mayer | way, is_code, CMP, RPN); |
| 2265 | 7dbe11ac | j_mayer | } |
| 2266 | 7dbe11ac | j_mayer | |
| 2267 | a8dea12f | j_mayer | static target_ulong booke_tlb_to_page_size (int size) |
| 2268 | a8dea12f | j_mayer | {
|
| 2269 | a8dea12f | j_mayer | return 1024 << (2 * size); |
| 2270 | a8dea12f | j_mayer | } |
| 2271 | a8dea12f | j_mayer | |
| 2272 | a8dea12f | j_mayer | static int booke_page_size_to_tlb (target_ulong page_size) |
| 2273 | a8dea12f | j_mayer | {
|
| 2274 | a8dea12f | j_mayer | int size;
|
| 2275 | a8dea12f | j_mayer | |
| 2276 | a8dea12f | j_mayer | switch (page_size) {
|
| 2277 | a8dea12f | j_mayer | case 0x00000400UL: |
| 2278 | a8dea12f | j_mayer | size = 0x0;
|
| 2279 | a8dea12f | j_mayer | break;
|
| 2280 | a8dea12f | j_mayer | case 0x00001000UL: |
| 2281 | a8dea12f | j_mayer | size = 0x1;
|
| 2282 | a8dea12f | j_mayer | break;
|
| 2283 | a8dea12f | j_mayer | case 0x00004000UL: |
| 2284 | a8dea12f | j_mayer | size = 0x2;
|
| 2285 | a8dea12f | j_mayer | break;
|
| 2286 | a8dea12f | j_mayer | case 0x00010000UL: |
| 2287 | a8dea12f | j_mayer | size = 0x3;
|
| 2288 | a8dea12f | j_mayer | break;
|
| 2289 | a8dea12f | j_mayer | case 0x00040000UL: |
| 2290 | a8dea12f | j_mayer | size = 0x4;
|
| 2291 | a8dea12f | j_mayer | break;
|
| 2292 | a8dea12f | j_mayer | case 0x00100000UL: |
| 2293 | a8dea12f | j_mayer | size = 0x5;
|
| 2294 | a8dea12f | j_mayer | break;
|
| 2295 | a8dea12f | j_mayer | case 0x00400000UL: |
| 2296 | a8dea12f | j_mayer | size = 0x6;
|
| 2297 | a8dea12f | j_mayer | break;
|
| 2298 | a8dea12f | j_mayer | case 0x01000000UL: |
| 2299 | a8dea12f | j_mayer | size = 0x7;
|
| 2300 | a8dea12f | j_mayer | break;
|
| 2301 | a8dea12f | j_mayer | case 0x04000000UL: |
| 2302 | a8dea12f | j_mayer | size = 0x8;
|
| 2303 | a8dea12f | j_mayer | break;
|
| 2304 | a8dea12f | j_mayer | case 0x10000000UL: |
| 2305 | a8dea12f | j_mayer | size = 0x9;
|
| 2306 | a8dea12f | j_mayer | break;
|
| 2307 | a8dea12f | j_mayer | case 0x40000000UL: |
| 2308 | a8dea12f | j_mayer | size = 0xA;
|
| 2309 | a8dea12f | j_mayer | break;
|
| 2310 | a8dea12f | j_mayer | #if defined (TARGET_PPC64)
|
| 2311 | a8dea12f | j_mayer | case 0x000100000000ULL: |
| 2312 | a8dea12f | j_mayer | size = 0xB;
|
| 2313 | a8dea12f | j_mayer | break;
|
| 2314 | a8dea12f | j_mayer | case 0x000400000000ULL: |
| 2315 | a8dea12f | j_mayer | size = 0xC;
|
| 2316 | a8dea12f | j_mayer | break;
|
| 2317 | a8dea12f | j_mayer | case 0x001000000000ULL: |
| 2318 | a8dea12f | j_mayer | size = 0xD;
|
| 2319 | a8dea12f | j_mayer | break;
|
| 2320 | a8dea12f | j_mayer | case 0x004000000000ULL: |
| 2321 | a8dea12f | j_mayer | size = 0xE;
|
| 2322 | a8dea12f | j_mayer | break;
|
| 2323 | a8dea12f | j_mayer | case 0x010000000000ULL: |
| 2324 | a8dea12f | j_mayer | size = 0xF;
|
| 2325 | a8dea12f | j_mayer | break;
|
| 2326 | a8dea12f | j_mayer | #endif
|
| 2327 | a8dea12f | j_mayer | default:
|
| 2328 | a8dea12f | j_mayer | size = -1;
|
| 2329 | a8dea12f | j_mayer | break;
|
| 2330 | a8dea12f | j_mayer | } |
| 2331 | a8dea12f | j_mayer | |
| 2332 | a8dea12f | j_mayer | return size;
|
| 2333 | a8dea12f | j_mayer | } |
| 2334 | a8dea12f | j_mayer | |
| 2335 | 76a66253 | j_mayer | /* Helpers for 4xx TLB management */
|
| 2336 | 76a66253 | j_mayer | void do_4xx_tlbre_lo (void) |
| 2337 | 76a66253 | j_mayer | {
|
| 2338 | a8dea12f | j_mayer | ppcemb_tlb_t *tlb; |
| 2339 | a8dea12f | j_mayer | int size;
|
| 2340 | 76a66253 | j_mayer | |
| 2341 | 76a66253 | j_mayer | T0 &= 0x3F;
|
| 2342 | a8dea12f | j_mayer | tlb = &env->tlb[T0].tlbe; |
| 2343 | a8dea12f | j_mayer | T0 = tlb->EPN; |
| 2344 | a8dea12f | j_mayer | if (tlb->prot & PAGE_VALID)
|
| 2345 | a8dea12f | j_mayer | T0 |= 0x400;
|
| 2346 | a8dea12f | j_mayer | size = booke_page_size_to_tlb(tlb->size); |
| 2347 | a8dea12f | j_mayer | if (size < 0 || size > 0x7) |
| 2348 | a8dea12f | j_mayer | size = 1;
|
| 2349 | a8dea12f | j_mayer | T0 |= size << 7;
|
| 2350 | a8dea12f | j_mayer | env->spr[SPR_40x_PID] = tlb->PID; |
| 2351 | 76a66253 | j_mayer | } |
| 2352 | 76a66253 | j_mayer | |
| 2353 | 76a66253 | j_mayer | void do_4xx_tlbre_hi (void) |
| 2354 | 76a66253 | j_mayer | {
|
| 2355 | a8dea12f | j_mayer | ppcemb_tlb_t *tlb; |
| 2356 | 76a66253 | j_mayer | |
| 2357 | 76a66253 | j_mayer | T0 &= 0x3F;
|
| 2358 | a8dea12f | j_mayer | tlb = &env->tlb[T0].tlbe; |
| 2359 | a8dea12f | j_mayer | T0 = tlb->RPN; |
| 2360 | a8dea12f | j_mayer | if (tlb->prot & PAGE_EXEC)
|
| 2361 | a8dea12f | j_mayer | T0 |= 0x200;
|
| 2362 | a8dea12f | j_mayer | if (tlb->prot & PAGE_WRITE)
|
| 2363 | a8dea12f | j_mayer | T0 |= 0x100;
|
| 2364 | 76a66253 | j_mayer | } |
| 2365 | 76a66253 | j_mayer | |
| 2366 | c55e9aef | j_mayer | void do_4xx_tlbwe_hi (void) |
| 2367 | 76a66253 | j_mayer | {
|
| 2368 | a8dea12f | j_mayer | ppcemb_tlb_t *tlb; |
| 2369 | 76a66253 | j_mayer | target_ulong page, end; |
| 2370 | 76a66253 | j_mayer | |
| 2371 | c55e9aef | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
| 2372 | 6b80055d | j_mayer | if (loglevel != 0) { |
| 2373 | c55e9aef | j_mayer | fprintf(logfile, "%s T0 " REGX " T1 " REGX "\n", __func__, T0, T1); |
| 2374 | c55e9aef | j_mayer | } |
| 2375 | c55e9aef | j_mayer | #endif
|
| 2376 | 76a66253 | j_mayer | T0 &= 0x3F;
|
| 2377 | a8dea12f | j_mayer | tlb = &env->tlb[T0].tlbe; |
| 2378 | 76a66253 | j_mayer | /* Invalidate previous TLB (if it's valid) */
|
| 2379 | 76a66253 | j_mayer | if (tlb->prot & PAGE_VALID) {
|
| 2380 | 76a66253 | j_mayer | end = tlb->EPN + tlb->size; |
| 2381 | c55e9aef | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
| 2382 | 6b80055d | j_mayer | if (loglevel != 0) { |
| 2383 | c55e9aef | j_mayer | fprintf(logfile, "%s: invalidate old TLB %d start " ADDRX
|
| 2384 | c55e9aef | j_mayer | " end " ADDRX "\n", __func__, (int)T0, tlb->EPN, end); |
| 2385 | c55e9aef | j_mayer | } |
| 2386 | c55e9aef | j_mayer | #endif
|
| 2387 | 76a66253 | j_mayer | for (page = tlb->EPN; page < end; page += TARGET_PAGE_SIZE)
|
| 2388 | 76a66253 | j_mayer | tlb_flush_page(env, page); |
| 2389 | 76a66253 | j_mayer | } |
| 2390 | a8dea12f | j_mayer | tlb->size = booke_tlb_to_page_size((T1 >> 7) & 0x7); |
| 2391 | c294fc58 | j_mayer | /* We cannot handle TLB size < TARGET_PAGE_SIZE.
|
| 2392 | c294fc58 | j_mayer | * If this ever occurs, one should use the ppcemb target instead
|
| 2393 | c294fc58 | j_mayer | * of the ppc or ppc64 one
|
| 2394 | c294fc58 | j_mayer | */
|
| 2395 | c294fc58 | j_mayer | if ((T1 & 0x40) && tlb->size < TARGET_PAGE_SIZE) { |
| 2396 | 71c8b8fd | j_mayer | cpu_abort(env, "TLB size " TARGET_FMT_lu " < %u " |
| 2397 | 71c8b8fd | j_mayer | "are not supported (%d)\n",
|
| 2398 | c294fc58 | j_mayer | tlb->size, TARGET_PAGE_SIZE, (int)((T1 >> 7) & 0x7)); |
| 2399 | c294fc58 | j_mayer | } |
| 2400 | a750fc0b | j_mayer | tlb->EPN = T1 & ~(tlb->size - 1);
|
| 2401 | c55e9aef | j_mayer | if (T1 & 0x40) |
| 2402 | 76a66253 | j_mayer | tlb->prot |= PAGE_VALID; |
| 2403 | 76a66253 | j_mayer | else
|
| 2404 | 76a66253 | j_mayer | tlb->prot &= ~PAGE_VALID; |
| 2405 | c294fc58 | j_mayer | if (T1 & 0x20) { |
| 2406 | c294fc58 | j_mayer | /* XXX: TO BE FIXED */
|
| 2407 | c294fc58 | j_mayer | cpu_abort(env, "Little-endian TLB entries are not supported by now\n");
|
| 2408 | c294fc58 | j_mayer | } |
| 2409 | c55e9aef | j_mayer | tlb->PID = env->spr[SPR_40x_PID]; /* PID */
|
| 2410 | a8dea12f | j_mayer | tlb->attr = T1 & 0xFF;
|
| 2411 | c55e9aef | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
| 2412 | c294fc58 | j_mayer | if (loglevel != 0) { |
| 2413 | c294fc58 | j_mayer | fprintf(logfile, "%s: set up TLB %d RPN " PADDRX " EPN " ADDRX |
| 2414 | c55e9aef | j_mayer | " size " ADDRX " prot %c%c%c%c PID %d\n", __func__, |
| 2415 | 5fafdf24 | ths | (int)T0, tlb->RPN, tlb->EPN, tlb->size,
|
| 2416 | c55e9aef | j_mayer | tlb->prot & PAGE_READ ? 'r' : '-', |
| 2417 | c55e9aef | j_mayer | tlb->prot & PAGE_WRITE ? 'w' : '-', |
| 2418 | c55e9aef | j_mayer | tlb->prot & PAGE_EXEC ? 'x' : '-', |
| 2419 | c55e9aef | j_mayer | tlb->prot & PAGE_VALID ? 'v' : '-', (int)tlb->PID); |
| 2420 | c55e9aef | j_mayer | } |
| 2421 | c55e9aef | j_mayer | #endif
|
| 2422 | 76a66253 | j_mayer | /* Invalidate new TLB (if valid) */
|
| 2423 | 76a66253 | j_mayer | if (tlb->prot & PAGE_VALID) {
|
| 2424 | 76a66253 | j_mayer | end = tlb->EPN + tlb->size; |
| 2425 | c55e9aef | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
| 2426 | 6b80055d | j_mayer | if (loglevel != 0) { |
| 2427 | c55e9aef | j_mayer | fprintf(logfile, "%s: invalidate TLB %d start " ADDRX
|
| 2428 | c55e9aef | j_mayer | " end " ADDRX "\n", __func__, (int)T0, tlb->EPN, end); |
| 2429 | c55e9aef | j_mayer | } |
| 2430 | c55e9aef | j_mayer | #endif
|
| 2431 | 76a66253 | j_mayer | for (page = tlb->EPN; page < end; page += TARGET_PAGE_SIZE)
|
| 2432 | 76a66253 | j_mayer | tlb_flush_page(env, page); |
| 2433 | 76a66253 | j_mayer | } |
| 2434 | 76a66253 | j_mayer | } |
| 2435 | 76a66253 | j_mayer | |
| 2436 | c55e9aef | j_mayer | void do_4xx_tlbwe_lo (void) |
| 2437 | 76a66253 | j_mayer | {
|
| 2438 | a8dea12f | j_mayer | ppcemb_tlb_t *tlb; |
| 2439 | 76a66253 | j_mayer | |
| 2440 | c55e9aef | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
| 2441 | 6b80055d | j_mayer | if (loglevel != 0) { |
| 2442 | c55e9aef | j_mayer | fprintf(logfile, "%s T0 " REGX " T1 " REGX "\n", __func__, T0, T1); |
| 2443 | c55e9aef | j_mayer | } |
| 2444 | c55e9aef | j_mayer | #endif
|
| 2445 | 76a66253 | j_mayer | T0 &= 0x3F;
|
| 2446 | a8dea12f | j_mayer | tlb = &env->tlb[T0].tlbe; |
| 2447 | 76a66253 | j_mayer | tlb->RPN = T1 & 0xFFFFFC00;
|
| 2448 | 76a66253 | j_mayer | tlb->prot = PAGE_READ; |
| 2449 | 76a66253 | j_mayer | if (T1 & 0x200) |
| 2450 | 76a66253 | j_mayer | tlb->prot |= PAGE_EXEC; |
| 2451 | 76a66253 | j_mayer | if (T1 & 0x100) |
| 2452 | 76a66253 | j_mayer | tlb->prot |= PAGE_WRITE; |
| 2453 | c55e9aef | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
| 2454 | 6b80055d | j_mayer | if (loglevel != 0) { |
| 2455 | 6b80055d | j_mayer | fprintf(logfile, "%s: set up TLB %d RPN " PADDRX " EPN " ADDRX |
| 2456 | c55e9aef | j_mayer | " size " ADDRX " prot %c%c%c%c PID %d\n", __func__, |
| 2457 | 5fafdf24 | ths | (int)T0, tlb->RPN, tlb->EPN, tlb->size,
|
| 2458 | c55e9aef | j_mayer | tlb->prot & PAGE_READ ? 'r' : '-', |
| 2459 | c55e9aef | j_mayer | tlb->prot & PAGE_WRITE ? 'w' : '-', |
| 2460 | c55e9aef | j_mayer | tlb->prot & PAGE_EXEC ? 'x' : '-', |
| 2461 | c55e9aef | j_mayer | tlb->prot & PAGE_VALID ? 'v' : '-', (int)tlb->PID); |
| 2462 | c55e9aef | j_mayer | } |
| 2463 | c55e9aef | j_mayer | #endif
|
| 2464 | 76a66253 | j_mayer | } |
| 2465 | 5eb7995e | j_mayer | |
| 2466 | a4bb6c3e | j_mayer | /* PowerPC 440 TLB management */
|
| 2467 | a4bb6c3e | j_mayer | void do_440_tlbwe (int word) |
| 2468 | 5eb7995e | j_mayer | {
|
| 2469 | 5eb7995e | j_mayer | ppcemb_tlb_t *tlb; |
| 2470 | a4bb6c3e | j_mayer | target_ulong EPN, RPN, size; |
| 2471 | 5eb7995e | j_mayer | int do_flush_tlbs;
|
| 2472 | 5eb7995e | j_mayer | |
| 2473 | 5eb7995e | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
| 2474 | 5eb7995e | j_mayer | if (loglevel != 0) { |
| 2475 | a4bb6c3e | j_mayer | fprintf(logfile, "%s word %d T0 " REGX " T1 " REGX "\n", |
| 2476 | a4bb6c3e | j_mayer | __func__, word, T0, T1); |
| 2477 | 5eb7995e | j_mayer | } |
| 2478 | 5eb7995e | j_mayer | #endif
|
| 2479 | 5eb7995e | j_mayer | do_flush_tlbs = 0;
|
| 2480 | 5eb7995e | j_mayer | T0 &= 0x3F;
|
| 2481 | 5eb7995e | j_mayer | tlb = &env->tlb[T0].tlbe; |
| 2482 | a4bb6c3e | j_mayer | switch (word) {
|
| 2483 | a4bb6c3e | j_mayer | default:
|
| 2484 | a4bb6c3e | j_mayer | /* Just here to please gcc */
|
| 2485 | a4bb6c3e | j_mayer | case 0: |
| 2486 | a4bb6c3e | j_mayer | EPN = T1 & 0xFFFFFC00;
|
| 2487 | a4bb6c3e | j_mayer | if ((tlb->prot & PAGE_VALID) && EPN != tlb->EPN)
|
| 2488 | 5eb7995e | j_mayer | do_flush_tlbs = 1;
|
| 2489 | a4bb6c3e | j_mayer | tlb->EPN = EPN; |
| 2490 | a4bb6c3e | j_mayer | size = booke_tlb_to_page_size((T1 >> 4) & 0xF); |
| 2491 | a4bb6c3e | j_mayer | if ((tlb->prot & PAGE_VALID) && tlb->size < size)
|
| 2492 | a4bb6c3e | j_mayer | do_flush_tlbs = 1;
|
| 2493 | a4bb6c3e | j_mayer | tlb->size = size; |
| 2494 | a4bb6c3e | j_mayer | tlb->attr &= ~0x1;
|
| 2495 | a4bb6c3e | j_mayer | tlb->attr |= (T1 >> 8) & 1; |
| 2496 | a4bb6c3e | j_mayer | if (T1 & 0x200) { |
| 2497 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_VALID; |
| 2498 | a4bb6c3e | j_mayer | } else {
|
| 2499 | a4bb6c3e | j_mayer | if (tlb->prot & PAGE_VALID) {
|
| 2500 | a4bb6c3e | j_mayer | tlb->prot &= ~PAGE_VALID; |
| 2501 | a4bb6c3e | j_mayer | do_flush_tlbs = 1;
|
| 2502 | a4bb6c3e | j_mayer | } |
| 2503 | 5eb7995e | j_mayer | } |
| 2504 | a4bb6c3e | j_mayer | tlb->PID = env->spr[SPR_440_MMUCR] & 0x000000FF;
|
| 2505 | a4bb6c3e | j_mayer | if (do_flush_tlbs)
|
| 2506 | a4bb6c3e | j_mayer | tlb_flush(env, 1);
|
| 2507 | a4bb6c3e | j_mayer | break;
|
| 2508 | a4bb6c3e | j_mayer | case 1: |
| 2509 | a4bb6c3e | j_mayer | RPN = T1 & 0xFFFFFC0F;
|
| 2510 | a4bb6c3e | j_mayer | if ((tlb->prot & PAGE_VALID) && tlb->RPN != RPN)
|
| 2511 | a4bb6c3e | j_mayer | tlb_flush(env, 1);
|
| 2512 | a4bb6c3e | j_mayer | tlb->RPN = RPN; |
| 2513 | a4bb6c3e | j_mayer | break;
|
| 2514 | a4bb6c3e | j_mayer | case 2: |
| 2515 | a4bb6c3e | j_mayer | tlb->attr = (tlb->attr & 0x1) | (T1 & 0x0000FF00); |
| 2516 | a4bb6c3e | j_mayer | tlb->prot = tlb->prot & PAGE_VALID; |
| 2517 | a4bb6c3e | j_mayer | if (T1 & 0x1) |
| 2518 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_READ << 4;
|
| 2519 | a4bb6c3e | j_mayer | if (T1 & 0x2) |
| 2520 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_WRITE << 4;
|
| 2521 | a4bb6c3e | j_mayer | if (T1 & 0x4) |
| 2522 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_EXEC << 4;
|
| 2523 | a4bb6c3e | j_mayer | if (T1 & 0x8) |
| 2524 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_READ; |
| 2525 | a4bb6c3e | j_mayer | if (T1 & 0x10) |
| 2526 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_WRITE; |
| 2527 | a4bb6c3e | j_mayer | if (T1 & 0x20) |
| 2528 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_EXEC; |
| 2529 | a4bb6c3e | j_mayer | break;
|
| 2530 | 5eb7995e | j_mayer | } |
| 2531 | 5eb7995e | j_mayer | } |
| 2532 | 5eb7995e | j_mayer | |
| 2533 | a4bb6c3e | j_mayer | void do_440_tlbre (int word) |
| 2534 | 5eb7995e | j_mayer | {
|
| 2535 | 5eb7995e | j_mayer | ppcemb_tlb_t *tlb; |
| 2536 | 5eb7995e | j_mayer | int size;
|
| 2537 | 5eb7995e | j_mayer | |
| 2538 | 5eb7995e | j_mayer | T0 &= 0x3F;
|
| 2539 | 5eb7995e | j_mayer | tlb = &env->tlb[T0].tlbe; |
| 2540 | a4bb6c3e | j_mayer | switch (word) {
|
| 2541 | a4bb6c3e | j_mayer | default:
|
| 2542 | a4bb6c3e | j_mayer | /* Just here to please gcc */
|
| 2543 | a4bb6c3e | j_mayer | case 0: |
| 2544 | a4bb6c3e | j_mayer | T0 = tlb->EPN; |
| 2545 | a4bb6c3e | j_mayer | size = booke_page_size_to_tlb(tlb->size); |
| 2546 | a4bb6c3e | j_mayer | if (size < 0 || size > 0xF) |
| 2547 | a4bb6c3e | j_mayer | size = 1;
|
| 2548 | a4bb6c3e | j_mayer | T0 |= size << 4;
|
| 2549 | a4bb6c3e | j_mayer | if (tlb->attr & 0x1) |
| 2550 | a4bb6c3e | j_mayer | T0 |= 0x100;
|
| 2551 | a4bb6c3e | j_mayer | if (tlb->prot & PAGE_VALID)
|
| 2552 | a4bb6c3e | j_mayer | T0 |= 0x200;
|
| 2553 | a4bb6c3e | j_mayer | env->spr[SPR_440_MMUCR] &= ~0x000000FF;
|
| 2554 | a4bb6c3e | j_mayer | env->spr[SPR_440_MMUCR] |= tlb->PID; |
| 2555 | a4bb6c3e | j_mayer | break;
|
| 2556 | a4bb6c3e | j_mayer | case 1: |
| 2557 | a4bb6c3e | j_mayer | T0 = tlb->RPN; |
| 2558 | a4bb6c3e | j_mayer | break;
|
| 2559 | a4bb6c3e | j_mayer | case 2: |
| 2560 | a4bb6c3e | j_mayer | T0 = tlb->attr & ~0x1;
|
| 2561 | a4bb6c3e | j_mayer | if (tlb->prot & (PAGE_READ << 4)) |
| 2562 | a4bb6c3e | j_mayer | T0 |= 0x1;
|
| 2563 | a4bb6c3e | j_mayer | if (tlb->prot & (PAGE_WRITE << 4)) |
| 2564 | a4bb6c3e | j_mayer | T0 |= 0x2;
|
| 2565 | a4bb6c3e | j_mayer | if (tlb->prot & (PAGE_EXEC << 4)) |
| 2566 | a4bb6c3e | j_mayer | T0 |= 0x4;
|
| 2567 | a4bb6c3e | j_mayer | if (tlb->prot & PAGE_READ)
|
| 2568 | a4bb6c3e | j_mayer | T0 |= 0x8;
|
| 2569 | a4bb6c3e | j_mayer | if (tlb->prot & PAGE_WRITE)
|
| 2570 | a4bb6c3e | j_mayer | T0 |= 0x10;
|
| 2571 | a4bb6c3e | j_mayer | if (tlb->prot & PAGE_EXEC)
|
| 2572 | a4bb6c3e | j_mayer | T0 |= 0x20;
|
| 2573 | a4bb6c3e | j_mayer | break;
|
| 2574 | a4bb6c3e | j_mayer | } |
| 2575 | 5eb7995e | j_mayer | } |
| 2576 | 76a66253 | j_mayer | #endif /* !CONFIG_USER_ONLY */ |