git.maemo.org Git - qemu/blob - target-sparc/translate.c

   1 /*
   2    SPARC translation
   3
   4    Copyright (C) 2003 Thomas M. Ogrisegg <tom@fnord.at>
   5    Copyright (C) 2003-2005 Fabrice Bellard
   6
   7    This library is free software; you can redistribute it and/or
   8    modify it under the terms of the GNU Lesser General Public
   9    License as published by the Free Software Foundation; either
  10    version 2 of the License, or (at your option) any later version.
  11
  12    This library is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15    Lesser General Public License for more details.
  16
  17    You should have received a copy of the GNU Lesser General Public
  18    License along with this library; if not, write to the Free Software
  19    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  */
  21
  22 #include <stdarg.h>
  23 #include <stdlib.h>
  24 #include <stdio.h>
  25 #include <string.h>
  26 #include <inttypes.h>
  27
  28 #include "cpu.h"
  29 #include "exec-all.h"
  30 #include "disas.h"
  31 #include "helper.h"
  32 #include "tcg-op.h"
  33
  34 #define DEBUG_DISAS
  35
  36 #define DYNAMIC_PC  1 /* dynamic pc value */
  37 #define JUMP_PC     2 /* dynamic pc value which takes only two values
  38                          according to jump_pc[T2] */
  39
  40 /* global register indexes */
  41 static TCGv cpu_env, cpu_T[2], cpu_regwptr;
  42 static TCGv cpu_cc_src, cpu_cc_src2, cpu_cc_dst;
  43 static TCGv cpu_psr, cpu_fsr, cpu_pc, cpu_npc, cpu_gregs[8];
  44 static TCGv cpu_cond, cpu_src1, cpu_src2, cpu_dst, cpu_addr, cpu_val;
  45 #ifdef TARGET_SPARC64
  46 static TCGv cpu_xcc;
  47 #endif
  48 /* local register indexes (only used inside old micro ops) */
  49 static TCGv cpu_tmp0, cpu_tmp32, cpu_tmp64;
  50
  51 typedef struct DisasContext {
  52     target_ulong pc;    /* current Program Counter: integer or DYNAMIC_PC */
  53     target_ulong npc;   /* next PC: integer or DYNAMIC_PC or JUMP_PC */
  54     target_ulong jump_pc[2]; /* used when JUMP_PC pc value is used */
  55     int is_br;
  56     int mem_idx;
  57     int fpu_enabled;
  58     struct TranslationBlock *tb;
  59     uint32_t features;
  60 } DisasContext;
  61
  62 // This function uses non-native bit order
  63 #define GET_FIELD(X, FROM, TO) \
  64   ((X) >> (31 - (TO)) & ((1 << ((TO) - (FROM) + 1)) - 1))
  65
  66 // This function uses the order in the manuals, i.e. bit 0 is 2^0
  67 #define GET_FIELD_SP(X, FROM, TO) \
  68     GET_FIELD(X, 31 - (TO), 31 - (FROM))
  69
  70 #define GET_FIELDs(x,a,b) sign_extend (GET_FIELD(x,a,b), (b) - (a) + 1)
  71 #define GET_FIELD_SPs(x,a,b) sign_extend (GET_FIELD_SP(x,a,b), ((b) - (a) + 1))
  72
  73 #ifdef TARGET_SPARC64
  74 #define FFPREG(r) (r)
  75 #define DFPREG(r) (((r & 1) << 5) | (r & 0x1e))
  76 #define QFPREG(r) (((r & 1) << 5) | (r & 0x1c))
  77 #else
  78 #define FFPREG(r) (r)
  79 #define DFPREG(r) (r & 0x1e)
  80 #define QFPREG(r) (r & 0x1c)
  81 #endif
  82
  83 static int sign_extend(int x, int len)
  84 {
  85     len = 32 - len;
  86     return (x << len) >> len;
  87 }
  88
  89 #define IS_IMM (insn & (1<<13))
  90
  91 /* floating point registers moves */
  92 static void gen_op_load_fpr_FT0(unsigned int src)
  93 {
  94     tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src]));
  95     tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, ft0));
  96 }
  97
  98 static void gen_op_load_fpr_FT1(unsigned int src)
  99 {
 100     tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src]));
 101     tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, ft1));
 102 }
 103
 104 static void gen_op_store_FT0_fpr(unsigned int dst)
 105 {
 106     tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, ft0));
 107     tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst]));
 108 }
 109
 110 static void gen_op_load_fpr_DT0(unsigned int src)
 111 {
 112     tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src]));
 113     tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, dt0) +
 114                    offsetof(CPU_DoubleU, l.upper));
 115     tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 1]));
 116     tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, dt0) +
 117                    offsetof(CPU_DoubleU, l.lower));
 118 }
 119
 120 static void gen_op_load_fpr_DT1(unsigned int src)
 121 {
 122     tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src]));
 123     tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, dt1) +
 124                    offsetof(CPU_DoubleU, l.upper));
 125     tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 1]));
 126     tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, dt1) +
 127                    offsetof(CPU_DoubleU, l.lower));
 128 }
 129
 130 static void gen_op_store_DT0_fpr(unsigned int dst)
 131 {
 132     tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, dt0) +
 133                    offsetof(CPU_DoubleU, l.upper));
 134     tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst]));
 135     tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, dt0) +
 136                    offsetof(CPU_DoubleU, l.lower));
 137     tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst + 1]));
 138 }
 139
 140 static void gen_op_load_fpr_QT0(unsigned int src)
 141 {
 142     tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src]));
 143     tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) +
 144                    offsetof(CPU_QuadU, l.upmost));
 145     tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 1]));
 146     tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) +
 147                    offsetof(CPU_QuadU, l.upper));
 148     tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 2]));
 149     tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) +
 150                    offsetof(CPU_QuadU, l.lower));
 151     tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 3]));
 152     tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) +
 153                    offsetof(CPU_QuadU, l.lowest));
 154 }
 155
 156 static void gen_op_load_fpr_QT1(unsigned int src)
 157 {
 158     tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src]));
 159     tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt1) +
 160                    offsetof(CPU_QuadU, l.upmost));
 161     tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 1]));
 162     tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt1) +
 163                    offsetof(CPU_QuadU, l.upper));
 164     tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 2]));
 165     tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt1) +
 166                    offsetof(CPU_QuadU, l.lower));
 167     tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 3]));
 168     tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt1) +
 169                    offsetof(CPU_QuadU, l.lowest));
 170 }
 171
 172 static void gen_op_store_QT0_fpr(unsigned int dst)
 173 {
 174     tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) +
 175                    offsetof(CPU_QuadU, l.upmost));
 176     tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst]));
 177     tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) +
 178                    offsetof(CPU_QuadU, l.upper));
 179     tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst + 1]));
 180     tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) +
 181                    offsetof(CPU_QuadU, l.lower));
 182     tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst + 2]));
 183     tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) +
 184                    offsetof(CPU_QuadU, l.lowest));
 185     tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst + 3]));
 186 }
 187
 188 /* moves */
 189 #ifdef CONFIG_USER_ONLY
 190 #define supervisor(dc) 0
 191 #ifdef TARGET_SPARC64
 192 #define hypervisor(dc) 0
 193 #endif
 194 #else
 195 #define supervisor(dc) (dc->mem_idx >= 1)
 196 #ifdef TARGET_SPARC64
 197 #define hypervisor(dc) (dc->mem_idx == 2)
 198 #else
 199 #endif
 200 #endif
 201
 202 #ifdef TARGET_ABI32
 203 #define ABI32_MASK(addr) tcg_gen_andi_tl(addr, addr, 0xffffffffULL);
 204 #else
 205 #define ABI32_MASK(addr)
 206 #endif
 207
 208 static inline void gen_movl_reg_TN(int reg, TCGv tn)
 209 {
 210     if (reg == 0)
 211         tcg_gen_movi_tl(tn, 0);
 212     else if (reg < 8)
 213         tcg_gen_mov_tl(tn, cpu_gregs[reg]);
 214     else {
 215         tcg_gen_ld_tl(tn, cpu_regwptr, (reg - 8) * sizeof(target_ulong));
 216     }
 217 }
 218
 219 static inline void gen_movl_TN_reg(int reg, TCGv tn)
 220 {
 221     if (reg == 0)
 222         return;
 223     else if (reg < 8)
 224         tcg_gen_mov_tl(cpu_gregs[reg], tn);
 225     else {
 226         tcg_gen_st_tl(tn, cpu_regwptr, (reg - 8) * sizeof(target_ulong));
 227     }
 228 }
 229
 230 static inline void gen_goto_tb(DisasContext *s, int tb_num,
 231                                target_ulong pc, target_ulong npc)
 232 {
 233     TranslationBlock *tb;
 234
 235     tb = s->tb;
 236     if ((pc & TARGET_PAGE_MASK) == (tb->pc & TARGET_PAGE_MASK) &&
 237         (npc & TARGET_PAGE_MASK) == (tb->pc & TARGET_PAGE_MASK))  {
 238         /* jump to same page: we can use a direct jump */
 239         tcg_gen_goto_tb(tb_num);
 240         tcg_gen_movi_tl(cpu_pc, pc);
 241         tcg_gen_movi_tl(cpu_npc, npc);
 242         tcg_gen_exit_tb((long)tb + tb_num);
 243     } else {
 244         /* jump to another page: currently not optimized */
 245         tcg_gen_movi_tl(cpu_pc, pc);
 246         tcg_gen_movi_tl(cpu_npc, npc);
 247         tcg_gen_exit_tb(0);
 248     }
 249 }
 250
 251 // XXX suboptimal
 252 static inline void gen_mov_reg_N(TCGv reg, TCGv src)
 253 {
 254     tcg_gen_extu_i32_tl(reg, src);
 255     tcg_gen_shri_tl(reg, reg, PSR_NEG_SHIFT);
 256     tcg_gen_andi_tl(reg, reg, 0x1);
 257 }
 258
 259 static inline void gen_mov_reg_Z(TCGv reg, TCGv src)
 260 {
 261     tcg_gen_extu_i32_tl(reg, src);
 262     tcg_gen_shri_tl(reg, reg, PSR_ZERO_SHIFT);
 263     tcg_gen_andi_tl(reg, reg, 0x1);
 264 }
 265
 266 static inline void gen_mov_reg_V(TCGv reg, TCGv src)
 267 {
 268     tcg_gen_extu_i32_tl(reg, src);
 269     tcg_gen_shri_tl(reg, reg, PSR_OVF_SHIFT);
 270     tcg_gen_andi_tl(reg, reg, 0x1);
 271 }
 272
 273 static inline void gen_mov_reg_C(TCGv reg, TCGv src)
 274 {
 275     tcg_gen_extu_i32_tl(reg, src);
 276     tcg_gen_shri_tl(reg, reg, PSR_CARRY_SHIFT);
 277     tcg_gen_andi_tl(reg, reg, 0x1);
 278 }
 279
 280 static inline void gen_cc_clear_icc(void)
 281 {
 282     tcg_gen_movi_i32(cpu_psr, 0);
 283 }
 284
 285 #ifdef TARGET_SPARC64
 286 static inline void gen_cc_clear_xcc(void)
 287 {
 288     tcg_gen_movi_i32(cpu_xcc, 0);
 289 }
 290 #endif
 291
 292 /* old op:
 293     if (!T0)
 294         env->psr |= PSR_ZERO;
 295     if ((int32_t) T0 < 0)
 296         env->psr |= PSR_NEG;
 297 */
 298 static inline void gen_cc_NZ_icc(TCGv dst)
 299 {
 300     TCGv r_temp;
 301     int l1, l2;
 302
 303     l1 = gen_new_label();
 304     l2 = gen_new_label();
 305     r_temp = tcg_temp_new(TCG_TYPE_TL);
 306     tcg_gen_andi_tl(r_temp, dst, 0xffffffffULL);
 307     tcg_gen_brcondi_tl(TCG_COND_NE, r_temp, 0, l1);
 308     tcg_gen_ori_i32(cpu_psr, cpu_psr, PSR_ZERO);
 309     gen_set_label(l1);
 310     tcg_gen_ext_i32_tl(r_temp, dst);
 311     tcg_gen_brcondi_tl(TCG_COND_GE, r_temp, 0, l2);
 312     tcg_gen_ori_i32(cpu_psr, cpu_psr, PSR_NEG);
 313     gen_set_label(l2);
 314     tcg_temp_free(r_temp);
 315 }
 316
 317 #ifdef TARGET_SPARC64
 318 static inline void gen_cc_NZ_xcc(TCGv dst)
 319 {
 320     int l1, l2;
 321
 322     l1 = gen_new_label();
 323     l2 = gen_new_label();
 324     tcg_gen_brcondi_tl(TCG_COND_NE, dst, 0, l1);
 325     tcg_gen_ori_i32(cpu_xcc, cpu_xcc, PSR_ZERO);
 326     gen_set_label(l1);
 327     tcg_gen_brcondi_tl(TCG_COND_GE, dst, 0, l2);
 328     tcg_gen_ori_i32(cpu_xcc, cpu_xcc, PSR_NEG);
 329     gen_set_label(l2);
 330 }
 331 #endif
 332
 333 /* old op:
 334     if (T0 < src1)
 335         env->psr |= PSR_CARRY;
 336 */
 337 static inline void gen_cc_C_add_icc(TCGv dst, TCGv src1)
 338 {
 339     TCGv r_temp;
 340     int l1;
 341
 342     l1 = gen_new_label();
 343     r_temp = tcg_temp_new(TCG_TYPE_TL);
 344     tcg_gen_andi_tl(r_temp, dst, 0xffffffffULL);
 345     tcg_gen_brcond_tl(TCG_COND_GEU, dst, src1, l1);
 346     tcg_gen_ori_i32(cpu_psr, cpu_psr, PSR_CARRY);
 347     gen_set_label(l1);
 348     tcg_temp_free(r_temp);
 349 }
 350
 351 #ifdef TARGET_SPARC64
 352 static inline void gen_cc_C_add_xcc(TCGv dst, TCGv src1)
 353 {
 354     int l1;
 355
 356     l1 = gen_new_label();
 357     tcg_gen_brcond_tl(TCG_COND_GEU, dst, src1, l1);
 358     tcg_gen_ori_i32(cpu_xcc, cpu_xcc, PSR_CARRY);
 359     gen_set_label(l1);
 360 }
 361 #endif
 362
 363 /* old op:
 364     if (((src1 ^ T1 ^ -1) & (src1 ^ T0)) & (1 << 31))
 365         env->psr |= PSR_OVF;
 366 */
 367 static inline void gen_cc_V_add_icc(TCGv dst, TCGv src1, TCGv src2)
 368 {
 369     TCGv r_temp;
 370
 371     r_temp = tcg_temp_new(TCG_TYPE_TL);
 372     tcg_gen_xor_tl(r_temp, src1, src2);
 373     tcg_gen_xori_tl(r_temp, r_temp, -1);
 374     tcg_gen_xor_tl(cpu_tmp0, src1, dst);
 375     tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0);
 376     tcg_gen_andi_tl(r_temp, r_temp, (1 << 31));
 377     tcg_gen_shri_tl(r_temp, r_temp, 31 - PSR_OVF_SHIFT);
 378     tcg_gen_trunc_tl_i32(cpu_tmp32, r_temp);
 379     tcg_temp_free(r_temp);
 380     tcg_gen_or_i32(cpu_psr, cpu_psr, cpu_tmp32);
 381 }
 382
 383 #ifdef TARGET_SPARC64
 384 static inline void gen_cc_V_add_xcc(TCGv dst, TCGv src1, TCGv src2)
 385 {
 386     TCGv r_temp;
 387
 388     r_temp = tcg_temp_new(TCG_TYPE_TL);
 389     tcg_gen_xor_tl(r_temp, src1, src2);
 390     tcg_gen_xori_tl(r_temp, r_temp, -1);
 391     tcg_gen_xor_tl(cpu_tmp0, src1, dst);
 392     tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0);
 393     tcg_gen_andi_tl(r_temp, r_temp, (1ULL << 63));
 394     tcg_gen_shri_tl(r_temp, r_temp, 63 - PSR_OVF_SHIFT);
 395     tcg_gen_trunc_tl_i32(cpu_tmp32, r_temp);
 396     tcg_temp_free(r_temp);
 397     tcg_gen_or_i32(cpu_xcc, cpu_xcc, cpu_tmp32);
 398 }
 399 #endif
 400
 401 static inline void gen_add_tv(TCGv dst, TCGv src1, TCGv src2)
 402 {
 403     TCGv r_temp, r_const;
 404     int l1;
 405
 406     l1 = gen_new_label();
 407
 408     r_temp = tcg_temp_new(TCG_TYPE_TL);
 409     tcg_gen_xor_tl(r_temp, src1, src2);
 410     tcg_gen_xori_tl(r_temp, r_temp, -1);
 411     tcg_gen_xor_tl(cpu_tmp0, src1, dst);
 412     tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0);
 413     tcg_gen_andi_tl(r_temp, r_temp, (1 << 31));
 414     tcg_gen_brcondi_tl(TCG_COND_EQ, r_temp, 0, l1);
 415     r_const = tcg_const_i32(TT_TOVF);
 416     tcg_gen_helper_0_1(raise_exception, r_const);
 417     tcg_temp_free(r_const);
 418     gen_set_label(l1);
 419     tcg_temp_free(r_temp);
 420 }
 421
 422 static inline void gen_cc_V_tag(TCGv src1, TCGv src2)
 423 {
 424     int l1;
 425
 426     l1 = gen_new_label();
 427     tcg_gen_or_tl(cpu_tmp0, src1, src2);
 428     tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0x3);
 429     tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_tmp0, 0, l1);
 430     tcg_gen_ori_i32(cpu_psr, cpu_psr, PSR_OVF);
 431     gen_set_label(l1);
 432 }
 433
 434 static inline void gen_tag_tv(TCGv src1, TCGv src2)
 435 {
 436     int l1;
 437     TCGv r_const;
 438
 439     l1 = gen_new_label();
 440     tcg_gen_or_tl(cpu_tmp0, src1, src2);
 441     tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0x3);
 442     tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_tmp0, 0, l1);
 443     r_const = tcg_const_i32(TT_TOVF);
 444     tcg_gen_helper_0_1(raise_exception, r_const);
 445     tcg_temp_free(r_const);
 446     gen_set_label(l1);
 447 }
 448
 449 static inline void gen_op_add_cc(TCGv dst, TCGv src1, TCGv src2)
 450 {
 451     tcg_gen_mov_tl(cpu_cc_src, src1);
 452     tcg_gen_mov_tl(cpu_cc_src2, src2);
 453     tcg_gen_add_tl(dst, src1, src2);
 454     tcg_gen_mov_tl(cpu_cc_dst, dst);
 455     gen_cc_clear_icc();
 456     gen_cc_NZ_icc(cpu_cc_dst);
 457     gen_cc_C_add_icc(cpu_cc_dst, cpu_cc_src);
 458     gen_cc_V_add_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
 459 #ifdef TARGET_SPARC64
 460     gen_cc_clear_xcc();
 461     gen_cc_NZ_xcc(cpu_cc_dst);
 462     gen_cc_C_add_xcc(cpu_cc_dst, cpu_cc_src);
 463     gen_cc_V_add_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
 464 #endif
 465 }
 466
 467 static inline void gen_op_addx_cc(TCGv dst, TCGv src1, TCGv src2)
 468 {
 469     tcg_gen_mov_tl(cpu_cc_src, src1);
 470     tcg_gen_mov_tl(cpu_cc_src2, src2);
 471     gen_mov_reg_C(cpu_tmp0, cpu_psr);
 472     tcg_gen_add_tl(dst, src1, cpu_tmp0);
 473     gen_cc_clear_icc();
 474     gen_cc_C_add_icc(dst, cpu_cc_src);
 475 #ifdef TARGET_SPARC64
 476     gen_cc_clear_xcc();
 477     gen_cc_C_add_xcc(dst, cpu_cc_src);
 478 #endif
 479     tcg_gen_add_tl(dst, dst, cpu_cc_src2);
 480     tcg_gen_mov_tl(cpu_cc_dst, dst);
 481     gen_cc_NZ_icc(cpu_cc_dst);
 482     gen_cc_C_add_icc(cpu_cc_dst, cpu_cc_src);
 483     gen_cc_V_add_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
 484 #ifdef TARGET_SPARC64
 485     gen_cc_NZ_xcc(cpu_cc_dst);
 486     gen_cc_C_add_xcc(cpu_cc_dst, cpu_cc_src);
 487     gen_cc_V_add_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
 488 #endif
 489 }
 490
 491 static inline void gen_op_tadd_cc(TCGv dst, TCGv src1, TCGv src2)
 492 {
 493     tcg_gen_mov_tl(cpu_cc_src, src1);
 494     tcg_gen_mov_tl(cpu_cc_src2, src2);
 495     tcg_gen_add_tl(dst, src1, src2);
 496     tcg_gen_mov_tl(cpu_cc_dst, dst);
 497     gen_cc_clear_icc();
 498     gen_cc_NZ_icc(cpu_cc_dst);
 499     gen_cc_C_add_icc(cpu_cc_dst, cpu_cc_src);
 500     gen_cc_V_add_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
 501     gen_cc_V_tag(cpu_cc_src, cpu_cc_src2);
 502 #ifdef TARGET_SPARC64
 503     gen_cc_clear_xcc();
 504     gen_cc_NZ_xcc(cpu_cc_dst);
 505     gen_cc_C_add_xcc(cpu_cc_dst, cpu_cc_src);
 506     gen_cc_V_add_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
 507 #endif
 508 }
 509
 510 static inline void gen_op_tadd_ccTV(TCGv dst, TCGv src1, TCGv src2)
 511 {
 512     tcg_gen_mov_tl(cpu_cc_src, src1);
 513     tcg_gen_mov_tl(cpu_cc_src2, src2);
 514     gen_tag_tv(cpu_cc_src, cpu_cc_src2);
 515     tcg_gen_add_tl(dst, src1, src2);
 516     tcg_gen_mov_tl(cpu_cc_dst, dst);
 517     gen_add_tv(dst, cpu_cc_src, cpu_cc_src2);
 518     gen_cc_clear_icc();
 519     gen_cc_NZ_icc(cpu_cc_dst);
 520     gen_cc_C_add_icc(cpu_cc_dst, cpu_cc_src);
 521 #ifdef TARGET_SPARC64
 522     gen_cc_clear_xcc();
 523     gen_cc_NZ_xcc(cpu_cc_dst);
 524     gen_cc_C_add_xcc(cpu_cc_dst, cpu_cc_src);
 525     gen_cc_V_add_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
 526 #endif
 527 }
 528
 529 /* old op:
 530     if (src1 < T1)
 531         env->psr |= PSR_CARRY;
 532 */
 533 static inline void gen_cc_C_sub_icc(TCGv src1, TCGv src2)
 534 {
 535     TCGv r_temp1, r_temp2;
 536     int l1;
 537
 538     l1 = gen_new_label();
 539     r_temp1 = tcg_temp_new(TCG_TYPE_TL);
 540     r_temp2 = tcg_temp_new(TCG_TYPE_TL);
 541     tcg_gen_andi_tl(r_temp1, src1, 0xffffffffULL);
 542     tcg_gen_andi_tl(r_temp2, src2, 0xffffffffULL);
 543     tcg_gen_brcond_tl(TCG_COND_GEU, r_temp1, r_temp2, l1);
 544     tcg_gen_ori_i32(cpu_psr, cpu_psr, PSR_CARRY);
 545     gen_set_label(l1);
 546     tcg_temp_free(r_temp1);
 547     tcg_temp_free(r_temp2);
 548 }
 549
 550 #ifdef TARGET_SPARC64
 551 static inline void gen_cc_C_sub_xcc(TCGv src1, TCGv src2)
 552 {
 553     int l1;
 554
 555     l1 = gen_new_label();
 556     tcg_gen_brcond_tl(TCG_COND_GEU, src1, src2, l1);
 557     tcg_gen_ori_i32(cpu_xcc, cpu_xcc, PSR_CARRY);
 558     gen_set_label(l1);
 559 }
 560 #endif
 561
 562 /* old op:
 563     if (((src1 ^ T1) & (src1 ^ T0)) & (1 << 31))
 564         env->psr |= PSR_OVF;
 565 */
 566 static inline void gen_cc_V_sub_icc(TCGv dst, TCGv src1, TCGv src2)
 567 {
 568     TCGv r_temp;
 569
 570     r_temp = tcg_temp_new(TCG_TYPE_TL);
 571     tcg_gen_xor_tl(r_temp, src1, src2);
 572     tcg_gen_xor_tl(cpu_tmp0, src1, dst);
 573     tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0);
 574     tcg_gen_andi_tl(r_temp, r_temp, (1 << 31));
 575     tcg_gen_shri_tl(r_temp, r_temp, 31 - PSR_OVF_SHIFT);
 576     tcg_gen_trunc_tl_i32(cpu_tmp32, r_temp);
 577     tcg_gen_or_i32(cpu_psr, cpu_psr, cpu_tmp32);
 578     tcg_temp_free(r_temp);
 579 }
 580
 581 #ifdef TARGET_SPARC64
 582 static inline void gen_cc_V_sub_xcc(TCGv dst, TCGv src1, TCGv src2)
 583 {
 584     TCGv r_temp;
 585
 586     r_temp = tcg_temp_new(TCG_TYPE_TL);
 587     tcg_gen_xor_tl(r_temp, src1, src2);
 588     tcg_gen_xor_tl(cpu_tmp0, src1, dst);
 589     tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0);
 590     tcg_gen_andi_tl(r_temp, r_temp, (1ULL << 63));
 591     tcg_gen_shri_tl(r_temp, r_temp, 63 - PSR_OVF_SHIFT);
 592     tcg_gen_trunc_tl_i32(cpu_tmp32, r_temp);
 593     tcg_gen_or_i32(cpu_xcc, cpu_xcc, cpu_tmp32);
 594     tcg_temp_free(r_temp);
 595 }
 596 #endif
 597
 598 static inline void gen_sub_tv(TCGv dst, TCGv src1, TCGv src2)
 599 {
 600     TCGv r_temp, r_const;
 601     int l1;
 602
 603     l1 = gen_new_label();
 604
 605     r_temp = tcg_temp_new(TCG_TYPE_TL);
 606     tcg_gen_xor_tl(r_temp, src1, src2);
 607     tcg_gen_xor_tl(cpu_tmp0, src1, dst);
 608     tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0);
 609     tcg_gen_andi_tl(r_temp, r_temp, (1 << 31));
 610     tcg_gen_brcondi_tl(TCG_COND_EQ, r_temp, 0, l1);
 611     r_const = tcg_const_i32(TT_TOVF);
 612     tcg_gen_helper_0_1(raise_exception, r_const);
 613     tcg_temp_free(r_const);
 614     gen_set_label(l1);
 615     tcg_temp_free(r_temp);
 616 }
 617
 618 static inline void gen_op_sub_cc(TCGv dst, TCGv src1, TCGv src2)
 619 {
 620     tcg_gen_mov_tl(cpu_cc_src, src1);
 621     tcg_gen_mov_tl(cpu_cc_src2, src2);
 622     tcg_gen_sub_tl(dst, src1, src2);
 623     tcg_gen_mov_tl(cpu_cc_dst, dst);
 624     gen_cc_clear_icc();
 625     gen_cc_NZ_icc(cpu_cc_dst);
 626     gen_cc_C_sub_icc(cpu_cc_src, cpu_cc_src2);
 627     gen_cc_V_sub_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
 628 #ifdef TARGET_SPARC64
 629     gen_cc_clear_xcc();
 630     gen_cc_NZ_xcc(cpu_cc_dst);
 631     gen_cc_C_sub_xcc(cpu_cc_src, cpu_cc_src2);
 632     gen_cc_V_sub_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
 633 #endif
 634 }
 635
 636 static inline void gen_op_subx_cc(TCGv dst, TCGv src1, TCGv src2)
 637 {
 638     tcg_gen_mov_tl(cpu_cc_src, src1);
 639     tcg_gen_mov_tl(cpu_cc_src2, src2);
 640     gen_mov_reg_C(cpu_tmp0, cpu_psr);
 641     tcg_gen_sub_tl(dst, src1, cpu_tmp0);
 642     gen_cc_clear_icc();
 643     gen_cc_C_sub_icc(dst, cpu_cc_src);
 644 #ifdef TARGET_SPARC64
 645     gen_cc_clear_xcc();
 646     gen_cc_C_sub_xcc(dst, cpu_cc_src);
 647 #endif
 648     tcg_gen_sub_tl(dst, dst, cpu_cc_src2);
 649     tcg_gen_mov_tl(cpu_cc_dst, dst);
 650     gen_cc_NZ_icc(cpu_cc_dst);
 651     gen_cc_C_sub_icc(cpu_cc_dst, cpu_cc_src);
 652     gen_cc_V_sub_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
 653 #ifdef TARGET_SPARC64
 654     gen_cc_NZ_xcc(cpu_cc_dst);
 655     gen_cc_C_sub_xcc(cpu_cc_dst, cpu_cc_src);
 656     gen_cc_V_sub_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
 657 #endif
 658 }
 659
 660 static inline void gen_op_tsub_cc(TCGv dst, TCGv src1, TCGv src2)
 661 {
 662     tcg_gen_mov_tl(cpu_cc_src, src1);
 663     tcg_gen_mov_tl(cpu_cc_src2, src2);
 664     tcg_gen_sub_tl(dst, src1, src2);
 665     tcg_gen_mov_tl(cpu_cc_dst, dst);
 666     gen_cc_clear_icc();
 667     gen_cc_NZ_icc(cpu_cc_dst);
 668     gen_cc_C_sub_icc(cpu_cc_src, cpu_cc_src2);
 669     gen_cc_V_sub_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
 670     gen_cc_V_tag(cpu_cc_src, cpu_cc_src2);
 671 #ifdef TARGET_SPARC64
 672     gen_cc_clear_xcc();
 673     gen_cc_NZ_xcc(cpu_cc_dst);
 674     gen_cc_C_sub_xcc(cpu_cc_src, cpu_cc_src2);
 675     gen_cc_V_sub_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
 676 #endif
 677 }
 678
 679 static inline void gen_op_tsub_ccTV(TCGv dst, TCGv src1, TCGv src2)
 680 {
 681     tcg_gen_mov_tl(cpu_cc_src, src1);
 682     tcg_gen_mov_tl(cpu_cc_src2, src2);
 683     gen_tag_tv(cpu_cc_src, cpu_cc_src2);
 684     tcg_gen_sub_tl(dst, src1, src2);
 685     tcg_gen_mov_tl(cpu_cc_dst, dst);
 686     gen_sub_tv(dst, cpu_cc_src, cpu_cc_src2);
 687     gen_cc_clear_icc();
 688     gen_cc_NZ_icc(cpu_cc_dst);
 689     gen_cc_C_sub_icc(cpu_cc_src, cpu_cc_src2);
 690 #ifdef TARGET_SPARC64
 691     gen_cc_clear_xcc();
 692     gen_cc_NZ_xcc(cpu_cc_dst);
 693     gen_cc_C_sub_xcc(cpu_cc_src, cpu_cc_src2);
 694     gen_cc_V_sub_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
 695 #endif
 696 }
 697
 698 static inline void gen_op_mulscc(TCGv dst, TCGv src1, TCGv src2)
 699 {
 700     TCGv r_temp, r_temp2;
 701     int l1;
 702
 703     l1 = gen_new_label();
 704     r_temp = tcg_temp_new(TCG_TYPE_TL);
 705     r_temp2 = tcg_temp_new(TCG_TYPE_I32);
 706
 707     /* old op:
 708     if (!(env->y & 1))
 709         T1 = 0;
 710     */
 711     tcg_gen_mov_tl(cpu_cc_src, src1);
 712     tcg_gen_ld32u_tl(r_temp, cpu_env, offsetof(CPUSPARCState, y));
 713     tcg_gen_trunc_tl_i32(r_temp2, r_temp);
 714     tcg_gen_andi_i32(r_temp2, r_temp2, 0x1);
 715     tcg_gen_mov_tl(cpu_cc_src2, src2);
 716     tcg_gen_brcondi_i32(TCG_COND_NE, r_temp2, 0, l1);
 717     tcg_gen_movi_tl(cpu_cc_src2, 0);
 718     gen_set_label(l1);
 719
 720     // b2 = T0 & 1;
 721     // env->y = (b2 << 31) | (env->y >> 1);
 722     tcg_gen_trunc_tl_i32(r_temp2, cpu_cc_src);
 723     tcg_gen_andi_i32(r_temp2, r_temp2, 0x1);
 724     tcg_gen_shli_i32(r_temp2, r_temp2, 31);
 725     tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, y));
 726     tcg_gen_shri_i32(cpu_tmp32, cpu_tmp32, 1);
 727     tcg_gen_or_i32(cpu_tmp32, cpu_tmp32, r_temp2);
 728     tcg_temp_free(r_temp2);
 729     tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, y));
 730
 731     // b1 = N ^ V;
 732     gen_mov_reg_N(cpu_tmp0, cpu_psr);
 733     gen_mov_reg_V(r_temp, cpu_psr);
 734     tcg_gen_xor_tl(cpu_tmp0, cpu_tmp0, r_temp);
 735     tcg_temp_free(r_temp);
 736
 737     // T0 = (b1 << 31) | (T0 >> 1);
 738     // src1 = T0;
 739     tcg_gen_shli_tl(cpu_tmp0, cpu_tmp0, 31);
 740     tcg_gen_shri_tl(cpu_cc_src, cpu_cc_src, 1);
 741     tcg_gen_or_tl(cpu_cc_src, cpu_cc_src, cpu_tmp0);
 742
 743     /* do addition and update flags */
 744     tcg_gen_add_tl(dst, cpu_cc_src, cpu_cc_src2);
 745     tcg_gen_mov_tl(cpu_cc_dst, dst);
 746
 747     gen_cc_clear_icc();
 748     gen_cc_NZ_icc(cpu_cc_dst);
 749     gen_cc_V_add_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
 750     gen_cc_C_add_icc(cpu_cc_dst, cpu_cc_src);
 751 }
 752
 753 static inline void gen_op_umul(TCGv dst, TCGv src1, TCGv src2)
 754 {
 755     TCGv r_temp, r_temp2;
 756
 757     r_temp = tcg_temp_new(TCG_TYPE_I64);
 758     r_temp2 = tcg_temp_new(TCG_TYPE_I64);
 759
 760     tcg_gen_extu_tl_i64(r_temp, src2);
 761     tcg_gen_extu_tl_i64(r_temp2, src1);
 762     tcg_gen_mul_i64(r_temp2, r_temp, r_temp2);
 763
 764     tcg_gen_shri_i64(r_temp, r_temp2, 32);
 765     tcg_gen_trunc_i64_i32(r_temp, r_temp);
 766     tcg_gen_st_i32(r_temp, cpu_env, offsetof(CPUSPARCState, y));
 767     tcg_temp_free(r_temp);
 768 #ifdef TARGET_SPARC64
 769     tcg_gen_mov_i64(dst, r_temp2);
 770 #else
 771     tcg_gen_trunc_i64_tl(dst, r_temp2);
 772 #endif
 773     tcg_temp_free(r_temp2);
 774 }
 775
 776 static inline void gen_op_smul(TCGv dst, TCGv src1, TCGv src2)
 777 {
 778     TCGv r_temp, r_temp2;
 779
 780     r_temp = tcg_temp_new(TCG_TYPE_I64);
 781     r_temp2 = tcg_temp_new(TCG_TYPE_I64);
 782
 783     tcg_gen_ext_tl_i64(r_temp, src2);
 784     tcg_gen_ext_tl_i64(r_temp2, src1);
 785     tcg_gen_mul_i64(r_temp2, r_temp, r_temp2);
 786
 787     tcg_gen_shri_i64(r_temp, r_temp2, 32);
 788     tcg_gen_trunc_i64_i32(r_temp, r_temp);
 789     tcg_gen_st_i32(r_temp, cpu_env, offsetof(CPUSPARCState, y));
 790     tcg_temp_free(r_temp);
 791 #ifdef TARGET_SPARC64
 792     tcg_gen_mov_i64(dst, r_temp2);
 793 #else
 794     tcg_gen_trunc_i64_tl(dst, r_temp2);
 795 #endif
 796     tcg_temp_free(r_temp2);
 797 }
 798
 799 #ifdef TARGET_SPARC64
 800 static inline void gen_trap_ifdivzero_tl(TCGv divisor)
 801 {
 802     TCGv r_const;
 803     int l1;
 804
 805     l1 = gen_new_label();
 806     tcg_gen_brcondi_tl(TCG_COND_NE, divisor, 0, l1);
 807     r_const = tcg_const_i32(TT_DIV_ZERO);
 808     tcg_gen_helper_0_1(raise_exception, r_const);
 809     tcg_temp_free(r_const);
 810     gen_set_label(l1);
 811 }
 812
 813 static inline void gen_op_sdivx(TCGv dst, TCGv src1, TCGv src2)
 814 {
 815     int l1, l2;
 816
 817     l1 = gen_new_label();
 818     l2 = gen_new_label();
 819     tcg_gen_mov_tl(cpu_cc_src, src1);
 820     tcg_gen_mov_tl(cpu_cc_src2, src2);
 821     gen_trap_ifdivzero_tl(src2);
 822     tcg_gen_brcondi_tl(TCG_COND_NE, cpu_cc_src, INT64_MIN, l1);
 823     tcg_gen_brcondi_tl(TCG_COND_NE, cpu_cc_src2, -1, l1);
 824     tcg_gen_movi_i64(dst, INT64_MIN);
 825     tcg_gen_br(l2);
 826     gen_set_label(l1);
 827     tcg_gen_div_i64(dst, cpu_cc_src, cpu_cc_src2);
 828     gen_set_label(l2);
 829 }
 830 #endif
 831
 832 static inline void gen_op_div_cc(TCGv dst)
 833 {
 834     int l1;
 835
 836     tcg_gen_mov_tl(cpu_cc_dst, dst);
 837     gen_cc_clear_icc();
 838     gen_cc_NZ_icc(cpu_cc_dst);
 839     l1 = gen_new_label();
 840     tcg_gen_ld_tl(cpu_tmp0, cpu_env, offsetof(CPUSPARCState, cc_src2));
 841     tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_tmp0, 0, l1);
 842     tcg_gen_ori_i32(cpu_psr, cpu_psr, PSR_OVF);
 843     gen_set_label(l1);
 844 }
 845
 846 static inline void gen_op_logic_cc(TCGv dst)
 847 {
 848     tcg_gen_mov_tl(cpu_cc_dst, dst);
 849
 850     gen_cc_clear_icc();
 851     gen_cc_NZ_icc(cpu_cc_dst);
 852 #ifdef TARGET_SPARC64
 853     gen_cc_clear_xcc();
 854     gen_cc_NZ_xcc(cpu_cc_dst);
 855 #endif
 856 }
 857
 858 // 1
 859 static inline void gen_op_eval_ba(TCGv dst)
 860 {
 861     tcg_gen_movi_tl(dst, 1);
 862 }
 863
 864 // Z
 865 static inline void gen_op_eval_be(TCGv dst, TCGv src)
 866 {
 867     gen_mov_reg_Z(dst, src);
 868 }
 869
 870 // Z | (N ^ V)
 871 static inline void gen_op_eval_ble(TCGv dst, TCGv src)
 872 {
 873     gen_mov_reg_N(cpu_tmp0, src);
 874     gen_mov_reg_V(dst, src);
 875     tcg_gen_xor_tl(dst, dst, cpu_tmp0);
 876     gen_mov_reg_Z(cpu_tmp0, src);
 877     tcg_gen_or_tl(dst, dst, cpu_tmp0);
 878 }
 879
 880 // N ^ V
 881 static inline void gen_op_eval_bl(TCGv dst, TCGv src)
 882 {
 883     gen_mov_reg_V(cpu_tmp0, src);
 884     gen_mov_reg_N(dst, src);
 885     tcg_gen_xor_tl(dst, dst, cpu_tmp0);
 886 }
 887
 888 // C | Z
 889 static inline void gen_op_eval_bleu(TCGv dst, TCGv src)
 890 {
 891     gen_mov_reg_Z(cpu_tmp0, src);
 892     gen_mov_reg_C(dst, src);
 893     tcg_gen_or_tl(dst, dst, cpu_tmp0);
 894 }
 895
 896 // C
 897 static inline void gen_op_eval_bcs(TCGv dst, TCGv src)
 898 {
 899     gen_mov_reg_C(dst, src);
 900 }
 901
 902 // V
 903 static inline void gen_op_eval_bvs(TCGv dst, TCGv src)
 904 {
 905     gen_mov_reg_V(dst, src);
 906 }
 907
 908 // 0
 909 static inline void gen_op_eval_bn(TCGv dst)
 910 {
 911     tcg_gen_movi_tl(dst, 0);
 912 }
 913
 914 // N
 915 static inline void gen_op_eval_bneg(TCGv dst, TCGv src)
 916 {
 917     gen_mov_reg_N(dst, src);
 918 }
 919
 920 // !Z
 921 static inline void gen_op_eval_bne(TCGv dst, TCGv src)
 922 {
 923     gen_mov_reg_Z(dst, src);
 924     tcg_gen_xori_tl(dst, dst, 0x1);
 925 }
 926
 927 // !(Z | (N ^ V))
 928 static inline void gen_op_eval_bg(TCGv dst, TCGv src)
 929 {
 930     gen_mov_reg_N(cpu_tmp0, src);
 931     gen_mov_reg_V(dst, src);
 932     tcg_gen_xor_tl(dst, dst, cpu_tmp0);
 933     gen_mov_reg_Z(cpu_tmp0, src);
 934     tcg_gen_or_tl(dst, dst, cpu_tmp0);
 935     tcg_gen_xori_tl(dst, dst, 0x1);
 936 }
 937
 938 // !(N ^ V)
 939 static inline void gen_op_eval_bge(TCGv dst, TCGv src)
 940 {
 941     gen_mov_reg_V(cpu_tmp0, src);
 942     gen_mov_reg_N(dst, src);
 943     tcg_gen_xor_tl(dst, dst, cpu_tmp0);
 944     tcg_gen_xori_tl(dst, dst, 0x1);
 945 }
 946
 947 // !(C | Z)
 948 static inline void gen_op_eval_bgu(TCGv dst, TCGv src)
 949 {
 950     gen_mov_reg_Z(cpu_tmp0, src);
 951     gen_mov_reg_C(dst, src);
 952     tcg_gen_or_tl(dst, dst, cpu_tmp0);
 953     tcg_gen_xori_tl(dst, dst, 0x1);
 954 }
 955
 956 // !C
 957 static inline void gen_op_eval_bcc(TCGv dst, TCGv src)
 958 {
 959     gen_mov_reg_C(dst, src);
 960     tcg_gen_xori_tl(dst, dst, 0x1);
 961 }
 962
 963 // !N
 964 static inline void gen_op_eval_bpos(TCGv dst, TCGv src)
 965 {
 966     gen_mov_reg_N(dst, src);
 967     tcg_gen_xori_tl(dst, dst, 0x1);
 968 }
 969
 970 // !V
 971 static inline void gen_op_eval_bvc(TCGv dst, TCGv src)
 972 {
 973     gen_mov_reg_V(dst, src);
 974     tcg_gen_xori_tl(dst, dst, 0x1);
 975 }
 976
 977 /*
 978   FPSR bit field FCC1 | FCC0:
 979    0 =
 980    1 <
 981    2 >
 982    3 unordered
 983 */
 984 static inline void gen_mov_reg_FCC0(TCGv reg, TCGv src,
 985                                     unsigned int fcc_offset)
 986 {
 987     tcg_gen_extu_i32_tl(reg, src);
 988     tcg_gen_shri_tl(reg, reg, FSR_FCC0_SHIFT + fcc_offset);
 989     tcg_gen_andi_tl(reg, reg, 0x1);
 990 }
 991
 992 static inline void gen_mov_reg_FCC1(TCGv reg, TCGv src,
 993                                     unsigned int fcc_offset)
 994 {
 995     tcg_gen_extu_i32_tl(reg, src);
 996     tcg_gen_shri_tl(reg, reg, FSR_FCC1_SHIFT + fcc_offset);
 997     tcg_gen_andi_tl(reg, reg, 0x1);
 998 }
 999
1000 // !0: FCC0 | FCC1
1001 static inline void gen_op_eval_fbne(TCGv dst, TCGv src,
1002                                     unsigned int fcc_offset)
1003 {
1004     gen_mov_reg_FCC0(dst, src, fcc_offset);
1005     gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
1006     tcg_gen_or_tl(dst, dst, cpu_tmp0);
1007 }
1008
1009 // 1 or 2: FCC0 ^ FCC1
1010 static inline void gen_op_eval_fblg(TCGv dst, TCGv src,
1011                                     unsigned int fcc_offset)
1012 {
1013     gen_mov_reg_FCC0(dst, src, fcc_offset);
1014     gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
1015     tcg_gen_xor_tl(dst, dst, cpu_tmp0);
1016 }
1017
1018 // 1 or 3: FCC0
1019 static inline void gen_op_eval_fbul(TCGv dst, TCGv src,
1020                                     unsigned int fcc_offset)
1021 {
1022     gen_mov_reg_FCC0(dst, src, fcc_offset);
1023 }
1024
1025 // 1: FCC0 & !FCC1
1026 static inline void gen_op_eval_fbl(TCGv dst, TCGv src,
1027                                     unsigned int fcc_offset)
1028 {
1029     gen_mov_reg_FCC0(dst, src, fcc_offset);
1030     gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
1031     tcg_gen_xori_tl(cpu_tmp0, cpu_tmp0, 0x1);
1032     tcg_gen_and_tl(dst, dst, cpu_tmp0);
1033 }
1034
1035 // 2 or 3: FCC1
1036 static inline void gen_op_eval_fbug(TCGv dst, TCGv src,
1037                                     unsigned int fcc_offset)
1038 {
1039     gen_mov_reg_FCC1(dst, src, fcc_offset);
1040 }
1041
1042 // 2: !FCC0 & FCC1
1043 static inline void gen_op_eval_fbg(TCGv dst, TCGv src,
1044                                     unsigned int fcc_offset)
1045 {
1046     gen_mov_reg_FCC0(dst, src, fcc_offset);
1047     tcg_gen_xori_tl(dst, dst, 0x1);
1048     gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
1049     tcg_gen_and_tl(dst, dst, cpu_tmp0);
1050 }
1051
1052 // 3: FCC0 & FCC1
1053 static inline void gen_op_eval_fbu(TCGv dst, TCGv src,
1054                                     unsigned int fcc_offset)
1055 {
1056     gen_mov_reg_FCC0(dst, src, fcc_offset);
1057     gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
1058     tcg_gen_and_tl(dst, dst, cpu_tmp0);
1059 }
1060
1061 // 0: !(FCC0 | FCC1)
1062 static inline void gen_op_eval_fbe(TCGv dst, TCGv src,
1063                                     unsigned int fcc_offset)
1064 {
1065     gen_mov_reg_FCC0(dst, src, fcc_offset);
1066     gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
1067     tcg_gen_or_tl(dst, dst, cpu_tmp0);
1068     tcg_gen_xori_tl(dst, dst, 0x1);
1069 }
1070
1071 // 0 or 3: !(FCC0 ^ FCC1)
1072 static inline void gen_op_eval_fbue(TCGv dst, TCGv src,
1073                                     unsigned int fcc_offset)
1074 {
1075     gen_mov_reg_FCC0(dst, src, fcc_offset);
1076     gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
1077     tcg_gen_xor_tl(dst, dst, cpu_tmp0);
1078     tcg_gen_xori_tl(dst, dst, 0x1);
1079 }
1080
1081 // 0 or 2: !FCC0
1082 static inline void gen_op_eval_fbge(TCGv dst, TCGv src,
1083                                     unsigned int fcc_offset)
1084 {
1085     gen_mov_reg_FCC0(dst, src, fcc_offset);
1086     tcg_gen_xori_tl(dst, dst, 0x1);
1087 }
1088
1089 // !1: !(FCC0 & !FCC1)
1090 static inline void gen_op_eval_fbuge(TCGv dst, TCGv src,
1091                                     unsigned int fcc_offset)
1092 {
1093     gen_mov_reg_FCC0(dst, src, fcc_offset);
1094     gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
1095     tcg_gen_xori_tl(cpu_tmp0, cpu_tmp0, 0x1);
1096     tcg_gen_and_tl(dst, dst, cpu_tmp0);
1097     tcg_gen_xori_tl(dst, dst, 0x1);
1098 }
1099
1100 // 0 or 1: !FCC1
1101 static inline void gen_op_eval_fble(TCGv dst, TCGv src,
1102                                     unsigned int fcc_offset)
1103 {
1104     gen_mov_reg_FCC1(dst, src, fcc_offset);
1105     tcg_gen_xori_tl(dst, dst, 0x1);
1106 }
1107
1108 // !2: !(!FCC0 & FCC1)
1109 static inline void gen_op_eval_fbule(TCGv dst, TCGv src,
1110                                     unsigned int fcc_offset)
1111 {
1112     gen_mov_reg_FCC0(dst, src, fcc_offset);
1113     tcg_gen_xori_tl(dst, dst, 0x1);
1114     gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
1115     tcg_gen_and_tl(dst, dst, cpu_tmp0);
1116     tcg_gen_xori_tl(dst, dst, 0x1);
1117 }
1118
1119 // !3: !(FCC0 & FCC1)
1120 static inline void gen_op_eval_fbo(TCGv dst, TCGv src,
1121                                     unsigned int fcc_offset)
1122 {
1123     gen_mov_reg_FCC0(dst, src, fcc_offset);
1124     gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
1125     tcg_gen_and_tl(dst, dst, cpu_tmp0);
1126     tcg_gen_xori_tl(dst, dst, 0x1);
1127 }
1128
1129 static inline void gen_branch2(DisasContext *dc, target_ulong pc1,
1130                                target_ulong pc2, TCGv r_cond)
1131 {
1132     int l1;
1133
1134     l1 = gen_new_label();
1135
1136     tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1);
1137
1138     gen_goto_tb(dc, 0, pc1, pc1 + 4);
1139
1140     gen_set_label(l1);
1141     gen_goto_tb(dc, 1, pc2, pc2 + 4);
1142 }
1143
1144 static inline void gen_branch_a(DisasContext *dc, target_ulong pc1,
1145                                 target_ulong pc2, TCGv r_cond)
1146 {
1147     int l1;
1148
1149     l1 = gen_new_label();
1150
1151     tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1);
1152
1153     gen_goto_tb(dc, 0, pc2, pc1);
1154
1155     gen_set_label(l1);
1156     gen_goto_tb(dc, 1, pc2 + 4, pc2 + 8);
1157 }
1158
1159 static inline void gen_generic_branch(target_ulong npc1, target_ulong npc2,
1160                                       TCGv r_cond)
1161 {
1162     int l1, l2;
1163
1164     l1 = gen_new_label();
1165     l2 = gen_new_label();
1166
1167     tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1);
1168
1169     tcg_gen_movi_tl(cpu_npc, npc1);
1170     tcg_gen_br(l2);
1171
1172     gen_set_label(l1);
1173     tcg_gen_movi_tl(cpu_npc, npc2);
1174     gen_set_label(l2);
1175 }
1176
1177 /* call this function before using the condition register as it may
1178    have been set for a jump */
1179 static inline void flush_cond(DisasContext *dc, TCGv cond)
1180 {
1181     if (dc->npc == JUMP_PC) {
1182         gen_generic_branch(dc->jump_pc[0], dc->jump_pc[1], cond);
1183         dc->npc = DYNAMIC_PC;
1184     }
1185 }
1186
1187 static inline void save_npc(DisasContext *dc, TCGv cond)
1188 {
1189     if (dc->npc == JUMP_PC) {
1190         gen_generic_branch(dc->jump_pc[0], dc->jump_pc[1], cond);
1191         dc->npc = DYNAMIC_PC;
1192     } else if (dc->npc != DYNAMIC_PC) {
1193         tcg_gen_movi_tl(cpu_npc, dc->npc);
1194     }
1195 }
1196
1197 static inline void save_state(DisasContext *dc, TCGv cond)
1198 {
1199     tcg_gen_movi_tl(cpu_pc, dc->pc);
1200     save_npc(dc, cond);
1201 }
1202
1203 static inline void gen_mov_pc_npc(DisasContext *dc, TCGv cond)
1204 {
1205     if (dc->npc == JUMP_PC) {
1206         gen_generic_branch(dc->jump_pc[0], dc->jump_pc[1], cond);
1207         tcg_gen_mov_tl(cpu_pc, cpu_npc);
1208         dc->pc = DYNAMIC_PC;
1209     } else if (dc->npc == DYNAMIC_PC) {
1210         tcg_gen_mov_tl(cpu_pc, cpu_npc);
1211         dc->pc = DYNAMIC_PC;
1212     } else {
1213         dc->pc = dc->npc;
1214     }
1215 }
1216
1217 static inline void gen_op_next_insn(void)
1218 {
1219     tcg_gen_mov_tl(cpu_pc, cpu_npc);
1220     tcg_gen_addi_tl(cpu_npc, cpu_npc, 4);
1221 }
1222
1223 static inline void gen_cond(TCGv r_dst, unsigned int cc, unsigned int cond)
1224 {
1225     TCGv r_src;
1226
1227 #ifdef TARGET_SPARC64
1228     if (cc)
1229         r_src = cpu_xcc;
1230     else
1231         r_src = cpu_psr;
1232 #else
1233     r_src = cpu_psr;
1234 #endif
1235     switch (cond) {
1236     case 0x0:
1237         gen_op_eval_bn(r_dst);
1238         break;
1239     case 0x1:
1240         gen_op_eval_be(r_dst, r_src);
1241         break;
1242     case 0x2:
1243         gen_op_eval_ble(r_dst, r_src);
1244         break;
1245     case 0x3:
1246         gen_op_eval_bl(r_dst, r_src);
1247         break;
1248     case 0x4:
1249         gen_op_eval_bleu(r_dst, r_src);
1250         break;
1251     case 0x5:
1252         gen_op_eval_bcs(r_dst, r_src);
1253         break;
1254     case 0x6:
1255         gen_op_eval_bneg(r_dst, r_src);
1256         break;
1257     case 0x7:
1258         gen_op_eval_bvs(r_dst, r_src);
1259         break;
1260     case 0x8:
1261         gen_op_eval_ba(r_dst);
1262         break;
1263     case 0x9:
1264         gen_op_eval_bne(r_dst, r_src);
1265         break;
1266     case 0xa:
1267         gen_op_eval_bg(r_dst, r_src);
1268         break;
1269     case 0xb:
1270         gen_op_eval_bge(r_dst, r_src);
1271         break;
1272     case 0xc:
1273         gen_op_eval_bgu(r_dst, r_src);
1274         break;
1275     case 0xd:
1276         gen_op_eval_bcc(r_dst, r_src);
1277         break;
1278     case 0xe:
1279         gen_op_eval_bpos(r_dst, r_src);
1280         break;
1281     case 0xf:
1282         gen_op_eval_bvc(r_dst, r_src);
1283         break;
1284     }
1285 }
1286
1287 static inline void gen_fcond(TCGv r_dst, unsigned int cc, unsigned int cond)
1288 {
1289     unsigned int offset;
1290
1291     switch (cc) {
1292     default:
1293     case 0x0:
1294         offset = 0;
1295         break;
1296     case 0x1:
1297         offset = 32 - 10;
1298         break;
1299     case 0x2:
1300         offset = 34 - 10;
1301         break;
1302     case 0x3:
1303         offset = 36 - 10;
1304         break;
1305     }
1306
1307     switch (cond) {
1308     case 0x0:
1309         gen_op_eval_bn(r_dst);
1310         break;
1311     case 0x1:
1312         gen_op_eval_fbne(r_dst, cpu_fsr, offset);
1313         break;
1314     case 0x2:
1315         gen_op_eval_fblg(r_dst, cpu_fsr, offset);
1316         break;
1317     case 0x3:
1318         gen_op_eval_fbul(r_dst, cpu_fsr, offset);
1319         break;
1320     case 0x4:
1321         gen_op_eval_fbl(r_dst, cpu_fsr, offset);
1322         break;
1323     case 0x5:
1324         gen_op_eval_fbug(r_dst, cpu_fsr, offset);
1325         break;
1326     case 0x6:
1327         gen_op_eval_fbg(r_dst, cpu_fsr, offset);
1328         break;
1329     case 0x7:
1330         gen_op_eval_fbu(r_dst, cpu_fsr, offset);
1331         break;
1332     case 0x8:
1333         gen_op_eval_ba(r_dst);
1334         break;
1335     case 0x9:
1336         gen_op_eval_fbe(r_dst, cpu_fsr, offset);
1337         break;
1338     case 0xa:
1339         gen_op_eval_fbue(r_dst, cpu_fsr, offset);
1340         break;
1341     case 0xb:
1342         gen_op_eval_fbge(r_dst, cpu_fsr, offset);
1343         break;
1344     case 0xc:
1345         gen_op_eval_fbuge(r_dst, cpu_fsr, offset);
1346         break;
1347     case 0xd:
1348         gen_op_eval_fble(r_dst, cpu_fsr, offset);
1349         break;
1350     case 0xe:
1351         gen_op_eval_fbule(r_dst, cpu_fsr, offset);
1352         break;
1353     case 0xf:
1354         gen_op_eval_fbo(r_dst, cpu_fsr, offset);
1355         break;
1356     }
1357 }
1358
1359 #ifdef TARGET_SPARC64
1360 // Inverted logic
1361 static const int gen_tcg_cond_reg[8] = {
1362     -1,
1363     TCG_COND_NE,
1364     TCG_COND_GT,
1365     TCG_COND_GE,
1366     -1,
1367     TCG_COND_EQ,
1368     TCG_COND_LE,
1369     TCG_COND_LT,
1370 };
1371
1372 static inline void gen_cond_reg(TCGv r_dst, int cond, TCGv r_src)
1373 {
1374     int l1;
1375
1376     l1 = gen_new_label();
1377     tcg_gen_movi_tl(r_dst, 0);
1378     tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], r_src, 0, l1);
1379     tcg_gen_movi_tl(r_dst, 1);
1380     gen_set_label(l1);
1381 }
1382 #endif
1383
1384 /* XXX: potentially incorrect if dynamic npc */
1385 static void do_branch(DisasContext *dc, int32_t offset, uint32_t insn, int cc,
1386                       TCGv r_cond)
1387 {
1388     unsigned int cond = GET_FIELD(insn, 3, 6), a = (insn & (1 << 29));
1389     target_ulong target = dc->pc + offset;
1390
1391     if (cond == 0x0) {
1392         /* unconditional not taken */
1393         if (a) {
1394             dc->pc = dc->npc + 4;
1395             dc->npc = dc->pc + 4;
1396         } else {
1397             dc->pc = dc->npc;
1398             dc->npc = dc->pc + 4;
1399         }
1400     } else if (cond == 0x8) {
1401         /* unconditional taken */
1402         if (a) {
1403             dc->pc = target;
1404             dc->npc = dc->pc + 4;
1405         } else {
1406             dc->pc = dc->npc;
1407             dc->npc = target;
1408         }
1409     } else {
1410         flush_cond(dc, r_cond);
1411         gen_cond(r_cond, cc, cond);
1412         if (a) {
1413             gen_branch_a(dc, target, dc->npc, r_cond);
1414             dc->is_br = 1;
1415         } else {
1416             dc->pc = dc->npc;
1417             dc->jump_pc[0] = target;
1418             dc->jump_pc[1] = dc->npc + 4;
1419             dc->npc = JUMP_PC;
1420         }
1421     }
1422 }
1423
1424 /* XXX: potentially incorrect if dynamic npc */
1425 static void do_fbranch(DisasContext *dc, int32_t offset, uint32_t insn, int cc,
1426                       TCGv r_cond)
1427 {
1428     unsigned int cond = GET_FIELD(insn, 3, 6), a = (insn & (1 << 29));
1429     target_ulong target = dc->pc + offset;
1430
1431     if (cond == 0x0) {
1432         /* unconditional not taken */
1433         if (a) {
1434             dc->pc = dc->npc + 4;
1435             dc->npc = dc->pc + 4;
1436         } else {
1437             dc->pc = dc->npc;
1438             dc->npc = dc->pc + 4;
1439         }
1440     } else if (cond == 0x8) {
1441         /* unconditional taken */
1442         if (a) {
1443             dc->pc = target;
1444             dc->npc = dc->pc + 4;
1445         } else {
1446             dc->pc = dc->npc;
1447             dc->npc = target;
1448         }
1449     } else {
1450         flush_cond(dc, r_cond);
1451         gen_fcond(r_cond, cc, cond);
1452         if (a) {
1453             gen_branch_a(dc, target, dc->npc, r_cond);
1454             dc->is_br = 1;
1455         } else {
1456             dc->pc = dc->npc;
1457             dc->jump_pc[0] = target;
1458             dc->jump_pc[1] = dc->npc + 4;
1459             dc->npc = JUMP_PC;
1460         }
1461     }
1462 }
1463
1464 #ifdef TARGET_SPARC64
1465 /* XXX: potentially incorrect if dynamic npc */
1466 static void do_branch_reg(DisasContext *dc, int32_t offset, uint32_t insn,
1467                           TCGv r_cond, TCGv r_reg)
1468 {
1469     unsigned int cond = GET_FIELD_SP(insn, 25, 27), a = (insn & (1 << 29));
1470     target_ulong target = dc->pc + offset;
1471
1472     flush_cond(dc, r_cond);
1473     gen_cond_reg(r_cond, cond, r_reg);
1474     if (a) {
1475         gen_branch_a(dc, target, dc->npc, r_cond);
1476         dc->is_br = 1;
1477     } else {
1478         dc->pc = dc->npc;
1479         dc->jump_pc[0] = target;
1480         dc->jump_pc[1] = dc->npc + 4;
1481         dc->npc = JUMP_PC;
1482     }
1483 }
1484
1485 static GenOpFunc * const gen_fcmps[4] = {
1486     helper_fcmps,
1487     helper_fcmps_fcc1,
1488     helper_fcmps_fcc2,
1489     helper_fcmps_fcc3,
1490 };
1491
1492 static GenOpFunc * const gen_fcmpd[4] = {
1493     helper_fcmpd,
1494     helper_fcmpd_fcc1,
1495     helper_fcmpd_fcc2,
1496     helper_fcmpd_fcc3,
1497 };
1498
1499 static GenOpFunc * const gen_fcmpq[4] = {
1500     helper_fcmpq,
1501     helper_fcmpq_fcc1,
1502     helper_fcmpq_fcc2,
1503     helper_fcmpq_fcc3,
1504 };
1505
1506 static GenOpFunc * const gen_fcmpes[4] = {
1507     helper_fcmpes,
1508     helper_fcmpes_fcc1,
1509     helper_fcmpes_fcc2,
1510     helper_fcmpes_fcc3,
1511 };
1512
1513 static GenOpFunc * const gen_fcmped[4] = {
1514     helper_fcmped,
1515     helper_fcmped_fcc1,
1516     helper_fcmped_fcc2,
1517     helper_fcmped_fcc3,
1518 };
1519
1520 static GenOpFunc * const gen_fcmpeq[4] = {
1521     helper_fcmpeq,
1522     helper_fcmpeq_fcc1,
1523     helper_fcmpeq_fcc2,
1524     helper_fcmpeq_fcc3,
1525 };
1526
1527 static inline void gen_op_fcmps(int fccno)
1528 {
1529     tcg_gen_helper_0_0(gen_fcmps[fccno]);
1530 }
1531
1532 static inline void gen_op_fcmpd(int fccno)
1533 {
1534     tcg_gen_helper_0_0(gen_fcmpd[fccno]);
1535 }
1536
1537 static inline void gen_op_fcmpq(int fccno)
1538 {
1539     tcg_gen_helper_0_0(gen_fcmpq[fccno]);
1540 }
1541
1542 static inline void gen_op_fcmpes(int fccno)
1543 {
1544     tcg_gen_helper_0_0(gen_fcmpes[fccno]);
1545 }
1546
1547 static inline void gen_op_fcmped(int fccno)
1548 {
1549     tcg_gen_helper_0_0(gen_fcmped[fccno]);
1550 }
1551
1552 static inline void gen_op_fcmpeq(int fccno)
1553 {
1554     tcg_gen_helper_0_0(gen_fcmpeq[fccno]);
1555 }
1556
1557 #else
1558
1559 static inline void gen_op_fcmps(int fccno)
1560 {
1561     tcg_gen_helper_0_0(helper_fcmps);
1562 }
1563
1564 static inline void gen_op_fcmpd(int fccno)
1565 {
1566     tcg_gen_helper_0_0(helper_fcmpd);
1567 }
1568
1569 static inline void gen_op_fcmpq(int fccno)
1570 {
1571     tcg_gen_helper_0_0(helper_fcmpq);
1572 }
1573
1574 static inline void gen_op_fcmpes(int fccno)
1575 {
1576     tcg_gen_helper_0_0(helper_fcmpes);
1577 }
1578
1579 static inline void gen_op_fcmped(int fccno)
1580 {
1581     tcg_gen_helper_0_0(helper_fcmped);
1582 }
1583
1584 static inline void gen_op_fcmpeq(int fccno)
1585 {
1586     tcg_gen_helper_0_0(helper_fcmpeq);
1587 }
1588 #endif
1589
1590 static inline void gen_op_fpexception_im(int fsr_flags)
1591 {
1592     TCGv r_const;
1593
1594     tcg_gen_andi_tl(cpu_fsr, cpu_fsr, ~FSR_FTT_MASK);
1595     tcg_gen_ori_tl(cpu_fsr, cpu_fsr, fsr_flags);
1596     r_const = tcg_const_i32(TT_FP_EXCP);
1597     tcg_gen_helper_0_1(raise_exception, r_const);
1598     tcg_temp_free(r_const);
1599 }
1600
1601 static int gen_trap_ifnofpu(DisasContext *dc, TCGv r_cond)
1602 {
1603 #if !defined(CONFIG_USER_ONLY)
1604     if (!dc->fpu_enabled) {
1605         TCGv r_const;
1606
1607         save_state(dc, r_cond);
1608         r_const = tcg_const_i32(TT_NFPU_INSN);
1609         tcg_gen_helper_0_1(raise_exception, r_const);
1610         tcg_temp_free(r_const);
1611         dc->is_br = 1;
1612         return 1;
1613     }
1614 #endif
1615     return 0;
1616 }
1617
1618 static inline void gen_op_clear_ieee_excp_and_FTT(void)
1619 {
1620     tcg_gen_andi_tl(cpu_fsr, cpu_fsr, ~(FSR_FTT_MASK | FSR_CEXC_MASK));
1621 }
1622
1623 static inline void gen_clear_float_exceptions(void)
1624 {
1625     tcg_gen_helper_0_0(helper_clear_float_exceptions);
1626 }
1627
1628 /* asi moves */
1629 #ifdef TARGET_SPARC64
1630 static inline TCGv gen_get_asi(int insn, TCGv r_addr)
1631 {
1632     int asi, offset;
1633     TCGv r_asi;
1634
1635     if (IS_IMM) {
1636         r_asi = tcg_temp_new(TCG_TYPE_I32);
1637         offset = GET_FIELD(insn, 25, 31);
1638         tcg_gen_addi_tl(r_addr, r_addr, offset);
1639         tcg_gen_ld_i32(r_asi, cpu_env, offsetof(CPUSPARCState, asi));
1640     } else {
1641         asi = GET_FIELD(insn, 19, 26);
1642         r_asi = tcg_const_i32(asi);
1643     }
1644     return r_asi;
1645 }
1646
1647 static inline void gen_ld_asi(TCGv dst, TCGv addr, int insn, int size,
1648                               int sign)
1649 {
1650     TCGv r_asi, r_size, r_sign;
1651
1652     r_asi = gen_get_asi(insn, addr);
1653     r_size = tcg_const_i32(size);
1654     r_sign = tcg_const_i32(sign);
1655     tcg_gen_helper_1_4(helper_ld_asi, dst, addr, r_asi, r_size, r_sign);
1656     tcg_temp_free(r_sign);
1657     tcg_temp_free(r_size);
1658     tcg_temp_free(r_asi);
1659 }
1660
1661 static inline void gen_st_asi(TCGv src, TCGv addr, int insn, int size)
1662 {
1663     TCGv r_asi, r_size;
1664
1665     r_asi = gen_get_asi(insn, addr);
1666     r_size = tcg_const_i32(size);
1667     tcg_gen_helper_0_4(helper_st_asi, addr, src, r_asi, r_size);
1668     tcg_temp_free(r_size);
1669     tcg_temp_free(r_asi);
1670 }
1671
1672 static inline void gen_ldf_asi(TCGv addr, int insn, int size, int rd)
1673 {
1674     TCGv r_asi, r_size, r_rd;
1675
1676     r_asi = gen_get_asi(insn, addr);
1677     r_size = tcg_const_i32(size);
1678     r_rd = tcg_const_i32(rd);
1679     tcg_gen_helper_0_4(helper_ldf_asi, addr, r_asi, r_size, r_rd);
1680     tcg_temp_free(r_rd);
1681     tcg_temp_free(r_size);
1682     tcg_temp_free(r_asi);
1683 }
1684
1685 static inline void gen_stf_asi(TCGv addr, int insn, int size, int rd)
1686 {
1687     TCGv r_asi, r_size, r_rd;
1688
1689     r_asi = gen_get_asi(insn, addr);
1690     r_size = tcg_const_i32(size);
1691     r_rd = tcg_const_i32(rd);
1692     tcg_gen_helper_0_4(helper_stf_asi, addr, r_asi, r_size, r_rd);
1693     tcg_temp_free(r_rd);
1694     tcg_temp_free(r_size);
1695     tcg_temp_free(r_asi);
1696 }
1697
1698 static inline void gen_swap_asi(TCGv dst, TCGv addr, int insn)
1699 {
1700     TCGv r_asi, r_size, r_sign;
1701
1702     r_asi = gen_get_asi(insn, addr);
1703     r_size = tcg_const_i32(4);
1704     r_sign = tcg_const_i32(0);
1705     tcg_gen_helper_1_4(helper_ld_asi, cpu_tmp64, addr, r_asi, r_size, r_sign);
1706     tcg_temp_free(r_sign);
1707     tcg_gen_helper_0_4(helper_st_asi, addr, dst, r_asi, r_size);
1708     tcg_temp_free(r_size);
1709     tcg_temp_free(r_asi);
1710     tcg_gen_trunc_i64_tl(dst, cpu_tmp64);
1711 }
1712
1713 static inline void gen_ldda_asi(TCGv lo, TCGv hi, TCGv addr, int insn)
1714 {
1715     TCGv r_asi, r_size, r_sign;
1716
1717     r_asi = gen_get_asi(insn, addr);
1718     r_size = tcg_const_i32(8);
1719     r_sign = tcg_const_i32(0);
1720     tcg_gen_helper_1_4(helper_ld_asi, cpu_tmp64, addr, r_asi, r_size, r_sign);
1721     tcg_temp_free(r_sign);
1722     tcg_temp_free(r_size);
1723     tcg_temp_free(r_asi);
1724     tcg_gen_andi_i64(lo, cpu_tmp64, 0xffffffffULL);
1725     tcg_gen_shri_i64(cpu_tmp64, cpu_tmp64, 32);
1726     tcg_gen_andi_i64(hi, cpu_tmp64, 0xffffffffULL);
1727 }
1728
1729 static inline void gen_stda_asi(TCGv hi, TCGv addr, int insn, int rd)
1730 {
1731     TCGv r_temp, r_asi, r_size;
1732
1733     r_temp = tcg_temp_new(TCG_TYPE_TL);
1734     gen_movl_reg_TN(rd + 1, r_temp);
1735     tcg_gen_helper_1_2(helper_pack64, cpu_tmp64, hi,
1736                        r_temp);
1737     tcg_temp_free(r_temp);
1738     r_asi = gen_get_asi(insn, addr);
1739     r_size = tcg_const_i32(8);
1740     tcg_gen_helper_0_4(helper_st_asi, addr, cpu_tmp64, r_asi, r_size);
1741     tcg_temp_free(r_size);
1742     tcg_temp_free(r_asi);
1743 }
1744
1745 static inline void gen_cas_asi(TCGv dst, TCGv addr, TCGv val2, int insn,
1746                                int rd)
1747 {
1748     TCGv r_val1, r_asi;
1749
1750     r_val1 = tcg_temp_new(TCG_TYPE_TL);
1751     gen_movl_reg_TN(rd, r_val1);
1752     r_asi = gen_get_asi(insn, addr);
1753     tcg_gen_helper_1_4(helper_cas_asi, dst, addr, r_val1, val2, r_asi);
1754     tcg_temp_free(r_asi);
1755     tcg_temp_free(r_val1);
1756 }
1757
1758 static inline void gen_casx_asi(TCGv dst, TCGv addr, TCGv val2, int insn,
1759                                 int rd)
1760 {
1761     TCGv r_asi;
1762
1763     gen_movl_reg_TN(rd, cpu_tmp64);
1764     r_asi = gen_get_asi(insn, addr);
1765     tcg_gen_helper_1_4(helper_casx_asi, dst, addr, cpu_tmp64, val2, r_asi);
1766     tcg_temp_free(r_asi);
1767 }
1768
1769 #elif !defined(CONFIG_USER_ONLY)
1770
1771 static inline void gen_ld_asi(TCGv dst, TCGv addr, int insn, int size,
1772                               int sign)
1773 {
1774     TCGv r_asi, r_size, r_sign;
1775
1776     r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
1777     r_size = tcg_const_i32(size);
1778     r_sign = tcg_const_i32(sign);
1779     tcg_gen_helper_1_4(helper_ld_asi, cpu_tmp64, addr, r_asi, r_size, r_sign);
1780     tcg_temp_free(r_sign);
1781     tcg_temp_free(r_size);
1782     tcg_temp_free(r_asi);
1783     tcg_gen_trunc_i64_tl(dst, cpu_tmp64);
1784 }
1785
1786 static inline void gen_st_asi(TCGv src, TCGv addr, int insn, int size)
1787 {
1788     TCGv r_asi, r_size;
1789
1790     tcg_gen_extu_tl_i64(cpu_tmp64, src);
1791     r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
1792     r_size = tcg_const_i32(size);
1793     tcg_gen_helper_0_4(helper_st_asi, addr, cpu_tmp64, r_asi, r_size);
1794     tcg_temp_free(r_size);
1795     tcg_temp_free(r_asi);
1796 }
1797
1798 static inline void gen_swap_asi(TCGv dst, TCGv addr, int insn)
1799 {
1800     TCGv r_asi, r_size, r_sign;
1801
1802     r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
1803     r_size = tcg_const_i32(4);
1804     r_sign = tcg_const_i32(0);
1805     tcg_gen_helper_1_4(helper_ld_asi, cpu_tmp64, addr, r_asi, r_size, r_sign);
1806     tcg_temp_free(r_sign);
1807     tcg_gen_helper_0_4(helper_st_asi, addr, dst, r_asi, r_size);
1808     tcg_temp_free(r_size);
1809     tcg_temp_free(r_asi);
1810     tcg_gen_trunc_i64_tl(dst, cpu_tmp64);
1811 }
1812
1813 static inline void gen_ldda_asi(TCGv lo, TCGv hi, TCGv addr, int insn)
1814 {
1815     TCGv r_asi, r_size, r_sign;
1816
1817     r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
1818     r_size = tcg_const_i32(8);
1819     r_sign = tcg_const_i32(0);
1820     tcg_gen_helper_1_4(helper_ld_asi, cpu_tmp64, addr, r_asi, r_size, r_sign);
1821     tcg_temp_free(r_sign);
1822     tcg_temp_free(r_size);
1823     tcg_temp_free(r_asi);
1824     tcg_gen_trunc_i64_tl(lo, cpu_tmp64);
1825     tcg_gen_shri_i64(cpu_tmp64, cpu_tmp64, 32);
1826     tcg_gen_trunc_i64_tl(hi, cpu_tmp64);
1827 }
1828
1829 static inline void gen_stda_asi(TCGv hi, TCGv addr, int insn, int rd)
1830 {
1831     TCGv r_temp, r_asi, r_size;
1832
1833     r_temp = tcg_temp_new(TCG_TYPE_TL);
1834     gen_movl_reg_TN(rd + 1, r_temp);
1835     tcg_gen_helper_1_2(helper_pack64, cpu_tmp64, hi, r_temp);
1836     tcg_temp_free(r_temp);
1837     r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
1838     r_size = tcg_const_i32(8);
1839     tcg_gen_helper_0_4(helper_st_asi, addr, cpu_tmp64, r_asi, r_size);
1840     tcg_temp_free(r_size);
1841     tcg_temp_free(r_asi);
1842 }
1843 #endif
1844
1845 #if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64)
1846 static inline void gen_ldstub_asi(TCGv dst, TCGv addr, int insn)
1847 {
1848     TCGv r_val, r_asi, r_size;
1849
1850     gen_ld_asi(dst, addr, insn, 1, 0);
1851
1852     r_val = tcg_const_i64(0xffULL);
1853     r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
1854     r_size = tcg_const_i32(1);
1855     tcg_gen_helper_0_4(helper_st_asi, addr, r_val, r_asi, r_size);
1856     tcg_temp_free(r_size);
1857     tcg_temp_free(r_asi);
1858     tcg_temp_free(r_val);
1859 }
1860 #endif
1861
1862 static inline TCGv get_src1(unsigned int insn, TCGv def)
1863 {
1864     TCGv r_rs1 = def;
1865     unsigned int rs1;
1866
1867     rs1 = GET_FIELD(insn, 13, 17);
1868     if (rs1 == 0)
1869         //r_rs1 = tcg_const_tl(0);
1870         tcg_gen_movi_tl(def, 0);
1871     else if (rs1 < 8)
1872         //r_rs1 = cpu_gregs[rs1];
1873         tcg_gen_mov_tl(def, cpu_gregs[rs1]);
1874     else
1875         tcg_gen_ld_tl(def, cpu_regwptr, (rs1 - 8) * sizeof(target_ulong));
1876     return r_rs1;
1877 }
1878
1879 static inline TCGv get_src2(unsigned int insn, TCGv def)
1880 {
1881     TCGv r_rs2 = def;
1882     unsigned int rs2;
1883
1884     if (IS_IMM) { /* immediate */
1885         rs2 = GET_FIELDs(insn, 19, 31);
1886         r_rs2 = tcg_const_tl((int)rs2); // XXX how to free?
1887     } else { /* register */
1888         rs2 = GET_FIELD(insn, 27, 31);
1889         if (rs2 == 0)
1890             r_rs2 = tcg_const_tl(0); // XXX how to free?
1891         else if (rs2 < 8)
1892             r_rs2 = cpu_gregs[rs2];
1893         else
1894             tcg_gen_ld_tl(def, cpu_regwptr, (rs2 - 8) * sizeof(target_ulong));
1895     }
1896     return r_rs2;
1897 }
1898
1899 #define CHECK_IU_FEATURE(dc, FEATURE)                      \
1900     if (!((dc)->features & CPU_FEATURE_ ## FEATURE))       \
1901         goto illegal_insn;
1902 #define CHECK_FPU_FEATURE(dc, FEATURE)                     \
1903     if (!((dc)->features & CPU_FEATURE_ ## FEATURE))       \
1904         goto nfpu_insn;
1905
1906 /* before an instruction, dc->pc must be static */
1907 static void disas_sparc_insn(DisasContext * dc)
1908 {
1909     unsigned int insn, opc, rs1, rs2, rd;
1910
1911     if (unlikely(loglevel & CPU_LOG_TB_OP))
1912         tcg_gen_debug_insn_start(dc->pc);
1913     insn = ldl_code(dc->pc);
1914     opc = GET_FIELD(insn, 0, 1);
1915
1916     rd = GET_FIELD(insn, 2, 6);
1917
1918     cpu_dst = cpu_T[0];
1919     cpu_src1 = cpu_T[0]; // const
1920     cpu_src2 = cpu_T[1]; // const
1921
1922     // loads and stores
1923     cpu_addr = cpu_T[0];
1924     cpu_val = cpu_T[1];
1925
1926     switch (opc) {
1927     case 0:                     /* branches/sethi */
1928         {
1929             unsigned int xop = GET_FIELD(insn, 7, 9);
1930             int32_t target;
1931             switch (xop) {
1932 #ifdef TARGET_SPARC64
1933             case 0x1:           /* V9 BPcc */
1934                 {
1935                     int cc;
1936
1937                     target = GET_FIELD_SP(insn, 0, 18);
1938                     target = sign_extend(target, 18);
1939                     target <<= 2;
1940                     cc = GET_FIELD_SP(insn, 20, 21);
1941                     if (cc == 0)
1942                         do_branch(dc, target, insn, 0, cpu_cond);
1943                     else if (cc == 2)
1944                         do_branch(dc, target, insn, 1, cpu_cond);
1945                     else
1946                         goto illegal_insn;
1947                     goto jmp_insn;
1948                 }
1949             case 0x3:           /* V9 BPr */
1950                 {
1951                     target = GET_FIELD_SP(insn, 0, 13) |
1952                         (GET_FIELD_SP(insn, 20, 21) << 14);
1953                     target = sign_extend(target, 16);
1954                     target <<= 2;
1955                     cpu_src1 = get_src1(insn, cpu_src1);
1956                     do_branch_reg(dc, target, insn, cpu_cond, cpu_src1);
1957                     goto jmp_insn;
1958                 }
1959             case 0x5:           /* V9 FBPcc */
1960                 {
1961                     int cc = GET_FIELD_SP(insn, 20, 21);
1962                     if (gen_trap_ifnofpu(dc, cpu_cond))
1963                         goto jmp_insn;
1964                     target = GET_FIELD_SP(insn, 0, 18);
1965                     target = sign_extend(target, 19);
1966                     target <<= 2;
1967                     do_fbranch(dc, target, insn, cc, cpu_cond);
1968                     goto jmp_insn;
1969                 }
1970 #else
1971             case 0x7:           /* CBN+x */
1972                 {
1973                     goto ncp_insn;
1974                 }
1975 #endif
1976             case 0x2:           /* BN+x */
1977                 {
1978                     target = GET_FIELD(insn, 10, 31);
1979                     target = sign_extend(target, 22);
1980                     target <<= 2;
1981                     do_branch(dc, target, insn, 0, cpu_cond);
1982                     goto jmp_insn;
1983                 }
1984             case 0x6:           /* FBN+x */
1985                 {
1986                     if (gen_trap_ifnofpu(dc, cpu_cond))
1987                         goto jmp_insn;
1988                     target = GET_FIELD(insn, 10, 31);
1989                     target = sign_extend(target, 22);
1990                     target <<= 2;
1991                     do_fbranch(dc, target, insn, 0, cpu_cond);
1992                     goto jmp_insn;
1993                 }
1994             case 0x4:           /* SETHI */
1995                 if (rd) { // nop
1996                     uint32_t value = GET_FIELD(insn, 10, 31);
1997                     TCGv r_const;
1998
1999                     r_const = tcg_const_tl(value << 10);
2000                     gen_movl_TN_reg(rd, r_const);
2001                     tcg_temp_free(r_const);
2002                 }
2003                 break;
2004             case 0x0:           /* UNIMPL */
2005             default:
2006                 goto illegal_insn;
2007             }
2008             break;
2009         }
2010         break;
2011     case 1:
2012         /*CALL*/ {
2013             target_long target = GET_FIELDs(insn, 2, 31) << 2;
2014             TCGv r_const;
2015
2016             r_const = tcg_const_tl(dc->pc);
2017             gen_movl_TN_reg(15, r_const);
2018             tcg_temp_free(r_const);
2019             target += dc->pc;
2020             gen_mov_pc_npc(dc, cpu_cond);
2021             dc->npc = target;
2022         }
2023         goto jmp_insn;
2024     case 2:                     /* FPU & Logical Operations */
2025         {
2026             unsigned int xop = GET_FIELD(insn, 7, 12);
2027             if (xop == 0x3a) {  /* generate trap */
2028                 int cond;
2029
2030                 cpu_src1 = get_src1(insn, cpu_src1);
2031                 if (IS_IMM) {
2032                     rs2 = GET_FIELD(insn, 25, 31);
2033                     tcg_gen_addi_tl(cpu_dst, cpu_src1, rs2);
2034                 } else {
2035                     rs2 = GET_FIELD(insn, 27, 31);
2036                     if (rs2 != 0) {
2037                         gen_movl_reg_TN(rs2, cpu_src2);
2038                         tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
2039                     } else
2040                         tcg_gen_mov_tl(cpu_dst, cpu_src1);
2041                 }
2042                 cond = GET_FIELD(insn, 3, 6);
2043                 if (cond == 0x8) {
2044                     save_state(dc, cpu_cond);
2045                     tcg_gen_helper_0_1(helper_trap, cpu_dst);
2046                 } else if (cond != 0) {
2047                     TCGv r_cond = tcg_temp_new(TCG_TYPE_TL);
2048 #ifdef TARGET_SPARC64
2049                     /* V9 icc/xcc */
2050                     int cc = GET_FIELD_SP(insn, 11, 12);
2051
2052                     save_state(dc, cpu_cond);
2053                     if (cc == 0)
2054                         gen_cond(r_cond, 0, cond);
2055                     else if (cc == 2)
2056                         gen_cond(r_cond, 1, cond);
2057                     else
2058                         goto illegal_insn;
2059 #else
2060                     save_state(dc, cpu_cond);
2061                     gen_cond(r_cond, 0, cond);
2062 #endif
2063                     tcg_gen_helper_0_2(helper_trapcc, cpu_dst, r_cond);
2064                     tcg_temp_free(r_cond);
2065                 }
2066                 gen_op_next_insn();
2067                 tcg_gen_exit_tb(0);
2068                 dc->is_br = 1;
2069                 goto jmp_insn;
2070             } else if (xop == 0x28) {
2071                 rs1 = GET_FIELD(insn, 13, 17);
2072                 switch(rs1) {
2073                 case 0: /* rdy */
2074 #ifndef TARGET_SPARC64
2075                 case 0x01 ... 0x0e: /* undefined in the SPARCv8
2076                                        manual, rdy on the microSPARC
2077                                        II */
2078                 case 0x0f:          /* stbar in the SPARCv8 manual,
2079                                        rdy on the microSPARC II */
2080                 case 0x10 ... 0x1f: /* implementation-dependent in the
2081                                        SPARCv8 manual, rdy on the
2082                                        microSPARC II */
2083 #endif
2084                     tcg_gen_ld_tl(cpu_dst, cpu_env,
2085                                   offsetof(CPUSPARCState, y));
2086                     gen_movl_TN_reg(rd, cpu_dst);
2087                     break;
2088 #ifdef TARGET_SPARC64
2089                 case 0x2: /* V9 rdccr */
2090                     tcg_gen_helper_1_0(helper_rdccr, cpu_dst);
2091                     gen_movl_TN_reg(rd, cpu_dst);
2092                     break;
2093                 case 0x3: /* V9 rdasi */
2094                     tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2095                                    offsetof(CPUSPARCState, asi));
2096                     tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32);
2097                     gen_movl_TN_reg(rd, cpu_dst);
2098                     break;
2099                 case 0x4: /* V9 rdtick */
2100                     {
2101                         TCGv r_tickptr;
2102
2103                         r_tickptr = tcg_temp_new(TCG_TYPE_PTR);
2104                         tcg_gen_ld_ptr(r_tickptr, cpu_env,
2105                                        offsetof(CPUState, tick));
2106                         tcg_gen_helper_1_1(helper_tick_get_count, cpu_dst,
2107                                            r_tickptr);
2108                         tcg_temp_free(r_tickptr);
2109                         gen_movl_TN_reg(rd, cpu_dst);
2110                     }
2111                     break;
2112                 case 0x5: /* V9 rdpc */
2113                     {
2114                         TCGv r_const;
2115
2116                         r_const = tcg_const_tl(dc->pc);
2117                         gen_movl_TN_reg(rd, r_const);
2118                         tcg_temp_free(r_const);
2119                     }
2120                     break;
2121                 case 0x6: /* V9 rdfprs */
2122                     tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2123                                    offsetof(CPUSPARCState, fprs));
2124                     tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32);
2125                     gen_movl_TN_reg(rd, cpu_dst);
2126                     break;
2127                 case 0xf: /* V9 membar */
2128                     break; /* no effect */
2129                 case 0x13: /* Graphics Status */
2130                     if (gen_trap_ifnofpu(dc, cpu_cond))
2131                         goto jmp_insn;
2132                     tcg_gen_ld_tl(cpu_dst, cpu_env,
2133                                   offsetof(CPUSPARCState, gsr));
2134                     gen_movl_TN_reg(rd, cpu_dst);
2135                     break;
2136                 case 0x17: /* Tick compare */
2137                     tcg_gen_ld_tl(cpu_dst, cpu_env,
2138                                   offsetof(CPUSPARCState, tick_cmpr));
2139                     gen_movl_TN_reg(rd, cpu_dst);
2140                     break;
2141                 case 0x18: /* System tick */
2142                     {
2143                         TCGv r_tickptr;
2144
2145                         r_tickptr = tcg_temp_new(TCG_TYPE_PTR);
2146                         tcg_gen_ld_ptr(r_tickptr, cpu_env,
2147                                        offsetof(CPUState, stick));
2148                         tcg_gen_helper_1_1(helper_tick_get_count, cpu_dst,
2149                                            r_tickptr);
2150                         tcg_temp_free(r_tickptr);
2151                         gen_movl_TN_reg(rd, cpu_dst);
2152                     }
2153                     break;
2154                 case 0x19: /* System tick compare */
2155                     tcg_gen_ld_tl(cpu_dst, cpu_env,
2156                                   offsetof(CPUSPARCState, stick_cmpr));
2157                     gen_movl_TN_reg(rd, cpu_dst);
2158                     break;
2159                 case 0x10: /* Performance Control */
2160                 case 0x11: /* Performance Instrumentation Counter */
2161                 case 0x12: /* Dispatch Control */
2162                 case 0x14: /* Softint set, WO */
2163                 case 0x15: /* Softint clear, WO */
2164                 case 0x16: /* Softint write */
2165 #endif
2166                 default:
2167                     goto illegal_insn;
2168                 }
2169 #if !defined(CONFIG_USER_ONLY)
2170             } else if (xop == 0x29) { /* rdpsr / UA2005 rdhpr */
2171 #ifndef TARGET_SPARC64
2172                 if (!supervisor(dc))
2173                     goto priv_insn;
2174                 tcg_gen_helper_1_0(helper_rdpsr, cpu_dst);
2175 #else
2176                 if (!hypervisor(dc))
2177                     goto priv_insn;
2178                 rs1 = GET_FIELD(insn, 13, 17);
2179                 switch (rs1) {
2180                 case 0: // hpstate
2181                     // gen_op_rdhpstate();
2182                     break;
2183                 case 1: // htstate
2184                     // gen_op_rdhtstate();
2185                     break;
2186                 case 3: // hintp
2187                     tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2188                                    offsetof(CPUSPARCState, hintp));
2189                     tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32);
2190                     break;
2191                 case 5: // htba
2192                     tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2193                                    offsetof(CPUSPARCState, htba));
2194                     tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32);
2195                     break;
2196                 case 6: // hver
2197                     tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2198                                    offsetof(CPUSPARCState, hver));
2199                     tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32);
2200                     break;
2201                 case 31: // hstick_cmpr
2202                     tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst);
2203                     tcg_gen_st_i32(cpu_tmp32, cpu_env,
2204                                    offsetof(CPUSPARCState, hstick_cmpr));
2205                     break;
2206                 default:
2207                     goto illegal_insn;
2208                 }
2209 #endif
2210                 gen_movl_TN_reg(rd, cpu_dst);
2211                 break;
2212             } else if (xop == 0x2a) { /* rdwim / V9 rdpr */
2213                 if (!supervisor(dc))
2214                     goto priv_insn;
2215 #ifdef TARGET_SPARC64
2216                 rs1 = GET_FIELD(insn, 13, 17);
2217                 switch (rs1) {
2218                 case 0: // tpc
2219                     {
2220                         TCGv r_tsptr;
2221
2222                         r_tsptr = tcg_temp_new(TCG_TYPE_PTR);
2223                         tcg_gen_ld_ptr(r_tsptr, cpu_env,
2224                                        offsetof(CPUState, tsptr));
2225                         tcg_gen_ld_tl(cpu_dst, r_tsptr,
2226                                       offsetof(trap_state, tpc));
2227                         tcg_temp_free(r_tsptr);
2228                     }
2229                     break;
2230                 case 1: // tnpc
2231                     {
2232                         TCGv r_tsptr;
2233
2234                         r_tsptr = tcg_temp_new(TCG_TYPE_PTR);
2235                         tcg_gen_ld_ptr(r_tsptr, cpu_env,
2236                                        offsetof(CPUState, tsptr));
2237                         tcg_gen_ld_tl(cpu_dst, r_tsptr,
2238                                       offsetof(trap_state, tnpc));
2239                         tcg_temp_free(r_tsptr);
2240                     }
2241                     break;
2242                 case 2: // tstate
2243                     {
2244                         TCGv r_tsptr;
2245
2246                         r_tsptr = tcg_temp_new(TCG_TYPE_PTR);
2247                         tcg_gen_ld_ptr(r_tsptr, cpu_env,
2248                                        offsetof(CPUState, tsptr));
2249                         tcg_gen_ld_tl(cpu_dst, r_tsptr,
2250                                       offsetof(trap_state, tstate));
2251                         tcg_temp_free(r_tsptr);
2252                     }
2253                     break;
2254                 case 3: // tt
2255                     {
2256                         TCGv r_tsptr;
2257
2258                         r_tsptr = tcg_temp_new(TCG_TYPE_PTR);
2259                         tcg_gen_ld_ptr(r_tsptr, cpu_env,
2260                                        offsetof(CPUState, tsptr));
2261                         tcg_gen_ld_i32(cpu_dst, r_tsptr,
2262                                        offsetof(trap_state, tt));
2263                         tcg_temp_free(r_tsptr);
2264                     }
2265                     break;
2266                 case 4: // tick
2267                     {
2268                         TCGv r_tickptr;
2269
2270                         r_tickptr = tcg_temp_new(TCG_TYPE_PTR);
2271                         tcg_gen_ld_ptr(r_tickptr, cpu_env,
2272                                        offsetof(CPUState, tick));
2273                         tcg_gen_helper_1_1(helper_tick_get_count, cpu_dst,
2274                                            r_tickptr);
2275                         gen_movl_TN_reg(rd, cpu_dst);
2276                         tcg_temp_free(r_tickptr);
2277                     }
2278                     break;
2279                 case 5: // tba
2280                     tcg_gen_ld_tl(cpu_dst, cpu_env,
2281                                   offsetof(CPUSPARCState, tbr));
2282                     break;
2283                 case 6: // pstate
2284                     tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2285                                    offsetof(CPUSPARCState, pstate));
2286                     tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32);
2287                     break;
2288                 case 7: // tl
2289                     tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2290                                    offsetof(CPUSPARCState, tl));
2291                     tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32);
2292                     break;
2293                 case 8: // pil
2294                     tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2295                                    offsetof(CPUSPARCState, psrpil));
2296                     tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32);
2297                     break;
2298                 case 9: // cwp
2299                     tcg_gen_helper_1_0(helper_rdcwp, cpu_dst);
2300                     break;
2301                 case 10: // cansave
2302                     tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2303                                    offsetof(CPUSPARCState, cansave));
2304                     tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32);
2305                     break;
2306                 case 11: // canrestore
2307                     tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2308                                    offsetof(CPUSPARCState, canrestore));
2309                     tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32);
2310                     break;
2311                 case 12: // cleanwin
2312                     tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2313                                    offsetof(CPUSPARCState, cleanwin));
2314                     tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32);
2315                     break;
2316                 case 13: // otherwin
2317                     tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2318                                    offsetof(CPUSPARCState, otherwin));
2319                     tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32);
2320                     break;
2321                 case 14: // wstate
2322                     tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2323                                    offsetof(CPUSPARCState, wstate));
2324                     tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32);
2325                     break;
2326                 case 16: // UA2005 gl
2327                     tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2328                                    offsetof(CPUSPARCState, gl));
2329                     tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32);
2330                     break;
2331                 case 26: // UA2005 strand status
2332                     if (!hypervisor(dc))
2333                         goto priv_insn;
2334                     tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2335                                    offsetof(CPUSPARCState, ssr));
2336                     tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32);
2337                     break;
2338                 case 31: // ver
2339                     tcg_gen_ld_tl(cpu_dst, cpu_env,
2340                                   offsetof(CPUSPARCState, version));
2341                     break;
2342                 case 15: // fq
2343                 default:
2344                     goto illegal_insn;
2345                 }
2346 #else
2347                 tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2348                                offsetof(CPUSPARCState, wim));
2349                 tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32);
2350 #endif
2351                 gen_movl_TN_reg(rd, cpu_dst);
2352                 break;
2353             } else if (xop == 0x2b) { /* rdtbr / V9 flushw */
2354 #ifdef TARGET_SPARC64
2355                 tcg_gen_helper_0_0(helper_flushw);
2356 #else
2357                 if (!supervisor(dc))
2358                     goto priv_insn;
2359                 tcg_gen_ld_tl(cpu_dst, cpu_env, offsetof(CPUSPARCState, tbr));
2360                 gen_movl_TN_reg(rd, cpu_dst);
2361 #endif
2362                 break;
2363 #endif
2364             } else if (xop == 0x34) {   /* FPU Operations */
2365                 if (gen_trap_ifnofpu(dc, cpu_cond))
2366                     goto jmp_insn;
2367                 gen_op_clear_ieee_excp_and_FTT();
2368                 rs1 = GET_FIELD(insn, 13, 17);
2369                 rs2 = GET_FIELD(insn, 27, 31);
2370                 xop = GET_FIELD(insn, 18, 26);
2371                 switch (xop) {
2372                     case 0x1: /* fmovs */
2373                         gen_op_load_fpr_FT0(rs2);
2374                         gen_op_store_FT0_fpr(rd);
2375                         break;
2376                     case 0x5: /* fnegs */
2377                         gen_op_load_fpr_FT1(rs2);
2378                         tcg_gen_helper_0_0(helper_fnegs);
2379                         gen_op_store_FT0_fpr(rd);
2380                         break;
2381                     case 0x9: /* fabss */
2382                         gen_op_load_fpr_FT1(rs2);
2383                         tcg_gen_helper_0_0(helper_fabss);
2384                         gen_op_store_FT0_fpr(rd);
2385                         break;
2386                     case 0x29: /* fsqrts */
2387                         CHECK_FPU_FEATURE(dc, FSQRT);
2388                         gen_op_load_fpr_FT1(rs2);
2389                         gen_clear_float_exceptions();
2390                         tcg_gen_helper_0_0(helper_fsqrts);
2391                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2392                         gen_op_store_FT0_fpr(rd);
2393                         break;
2394                     case 0x2a: /* fsqrtd */
2395                         CHECK_FPU_FEATURE(dc, FSQRT);
2396                         gen_op_load_fpr_DT1(DFPREG(rs2));
2397                         gen_clear_float_exceptions();
2398                         tcg_gen_helper_0_0(helper_fsqrtd);
2399                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2400                         gen_op_store_DT0_fpr(DFPREG(rd));
2401                         break;
2402                     case 0x2b: /* fsqrtq */
2403                         CHECK_FPU_FEATURE(dc, FLOAT128);
2404                         gen_op_load_fpr_QT1(QFPREG(rs2));
2405                         gen_clear_float_exceptions();
2406                         tcg_gen_helper_0_0(helper_fsqrtq);
2407                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2408                         gen_op_store_QT0_fpr(QFPREG(rd));
2409                         break;
2410                     case 0x41:
2411                         gen_op_load_fpr_FT0(rs1);
2412                         gen_op_load_fpr_FT1(rs2);
2413                         gen_clear_float_exceptions();
2414                         tcg_gen_helper_0_0(helper_fadds);
2415                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2416                         gen_op_store_FT0_fpr(rd);
2417                         break;
2418                     case 0x42:
2419                         gen_op_load_fpr_DT0(DFPREG(rs1));
2420                         gen_op_load_fpr_DT1(DFPREG(rs2));
2421                         gen_clear_float_exceptions();
2422                         tcg_gen_helper_0_0(helper_faddd);
2423                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2424                         gen_op_store_DT0_fpr(DFPREG(rd));
2425                         break;
2426                     case 0x43: /* faddq */
2427                         CHECK_FPU_FEATURE(dc, FLOAT128);
2428                         gen_op_load_fpr_QT0(QFPREG(rs1));
2429                         gen_op_load_fpr_QT1(QFPREG(rs2));
2430                         gen_clear_float_exceptions();
2431                         tcg_gen_helper_0_0(helper_faddq);
2432                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2433                         gen_op_store_QT0_fpr(QFPREG(rd));
2434                         break;
2435                     case 0x45:
2436                         gen_op_load_fpr_FT0(rs1);
2437                         gen_op_load_fpr_FT1(rs2);
2438                         gen_clear_float_exceptions();
2439                         tcg_gen_helper_0_0(helper_fsubs);
2440                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2441                         gen_op_store_FT0_fpr(rd);
2442                         break;
2443                     case 0x46:
2444                         gen_op_load_fpr_DT0(DFPREG(rs1));
2445                         gen_op_load_fpr_DT1(DFPREG(rs2));
2446                         gen_clear_float_exceptions();
2447                         tcg_gen_helper_0_0(helper_fsubd);
2448                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2449                         gen_op_store_DT0_fpr(DFPREG(rd));
2450                         break;
2451                     case 0x47: /* fsubq */
2452                         CHECK_FPU_FEATURE(dc, FLOAT128);
2453                         gen_op_load_fpr_QT0(QFPREG(rs1));
2454                         gen_op_load_fpr_QT1(QFPREG(rs2));
2455                         gen_clear_float_exceptions();
2456                         tcg_gen_helper_0_0(helper_fsubq);
2457                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2458                         gen_op_store_QT0_fpr(QFPREG(rd));
2459                         break;
2460                     case 0x49: /* fmuls */
2461                         CHECK_FPU_FEATURE(dc, FMUL);
2462                         gen_op_load_fpr_FT0(rs1);
2463                         gen_op_load_fpr_FT1(rs2);
2464                         gen_clear_float_exceptions();
2465                         tcg_gen_helper_0_0(helper_fmuls);
2466                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2467                         gen_op_store_FT0_fpr(rd);
2468                         break;
2469                     case 0x4a: /* fmuld */
2470                         CHECK_FPU_FEATURE(dc, FMUL);
2471                         gen_op_load_fpr_DT0(DFPREG(rs1));
2472                         gen_op_load_fpr_DT1(DFPREG(rs2));
2473                         gen_clear_float_exceptions();
2474                         tcg_gen_helper_0_0(helper_fmuld);
2475                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2476                         gen_op_store_DT0_fpr(DFPREG(rd));
2477                         break;
2478                     case 0x4b: /* fmulq */
2479                         CHECK_FPU_FEATURE(dc, FLOAT128);
2480                         CHECK_FPU_FEATURE(dc, FMUL);
2481                         gen_op_load_fpr_QT0(QFPREG(rs1));
2482                         gen_op_load_fpr_QT1(QFPREG(rs2));
2483                         gen_clear_float_exceptions();
2484                         tcg_gen_helper_0_0(helper_fmulq);
2485                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2486                         gen_op_store_QT0_fpr(QFPREG(rd));
2487                         break;
2488                     case 0x4d:
2489                         gen_op_load_fpr_FT0(rs1);
2490                         gen_op_load_fpr_FT1(rs2);
2491                         gen_clear_float_exceptions();
2492                         tcg_gen_helper_0_0(helper_fdivs);
2493                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2494                         gen_op_store_FT0_fpr(rd);
2495                         break;
2496                     case 0x4e:
2497                         gen_op_load_fpr_DT0(DFPREG(rs1));
2498                         gen_op_load_fpr_DT1(DFPREG(rs2));
2499                         gen_clear_float_exceptions();
2500                         tcg_gen_helper_0_0(helper_fdivd);
2501                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2502                         gen_op_store_DT0_fpr(DFPREG(rd));
2503                         break;
2504                     case 0x4f: /* fdivq */
2505                         CHECK_FPU_FEATURE(dc, FLOAT128);
2506                         gen_op_load_fpr_QT0(QFPREG(rs1));
2507                         gen_op_load_fpr_QT1(QFPREG(rs2));
2508                         gen_clear_float_exceptions();
2509                         tcg_gen_helper_0_0(helper_fdivq);
2510                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2511                         gen_op_store_QT0_fpr(QFPREG(rd));
2512                         break;
2513                     case 0x69:
2514                         CHECK_FPU_FEATURE(dc, FSMULD);
2515                         gen_op_load_fpr_FT0(rs1);
2516                         gen_op_load_fpr_FT1(rs2);
2517                         gen_clear_float_exceptions();
2518                         tcg_gen_helper_0_0(helper_fsmuld);
2519                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2520                         gen_op_store_DT0_fpr(DFPREG(rd));
2521                         break;
2522                     case 0x6e: /* fdmulq */
2523                         CHECK_FPU_FEATURE(dc, FLOAT128);
2524                         gen_op_load_fpr_DT0(DFPREG(rs1));
2525                         gen_op_load_fpr_DT1(DFPREG(rs2));
2526                         gen_clear_float_exceptions();
2527                         tcg_gen_helper_0_0(helper_fdmulq);
2528                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2529                         gen_op_store_QT0_fpr(QFPREG(rd));
2530                         break;
2531                     case 0xc4:
2532                         gen_op_load_fpr_FT1(rs2);
2533                         gen_clear_float_exceptions();
2534                         tcg_gen_helper_0_0(helper_fitos);
2535                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2536                         gen_op_store_FT0_fpr(rd);
2537                         break;
2538                     case 0xc6:
2539                         gen_op_load_fpr_DT1(DFPREG(rs2));
2540                         gen_clear_float_exceptions();
2541                         tcg_gen_helper_0_0(helper_fdtos);
2542                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2543                         gen_op_store_FT0_fpr(rd);
2544                         break;
2545                     case 0xc7: /* fqtos */
2546                         CHECK_FPU_FEATURE(dc, FLOAT128);
2547                         gen_op_load_fpr_QT1(QFPREG(rs2));
2548                         gen_clear_float_exceptions();
2549                         tcg_gen_helper_0_0(helper_fqtos);
2550                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2551                         gen_op_store_FT0_fpr(rd);
2552                         break;
2553                     case 0xc8:
2554                         gen_op_load_fpr_FT1(rs2);
2555                         tcg_gen_helper_0_0(helper_fitod);
2556                         gen_op_store_DT0_fpr(DFPREG(rd));
2557                         break;
2558                     case 0xc9:
2559                         gen_op_load_fpr_FT1(rs2);
2560                         tcg_gen_helper_0_0(helper_fstod);
2561                         gen_op_store_DT0_fpr(DFPREG(rd));
2562                         break;
2563                     case 0xcb: /* fqtod */
2564                         CHECK_FPU_FEATURE(dc, FLOAT128);
2565                         gen_op_load_fpr_QT1(QFPREG(rs2));
2566                         gen_clear_float_exceptions();
2567                         tcg_gen_helper_0_0(helper_fqtod);
2568                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2569                         gen_op_store_DT0_fpr(DFPREG(rd));
2570                         break;
2571                     case 0xcc: /* fitoq */
2572                         CHECK_FPU_FEATURE(dc, FLOAT128);
2573                         gen_op_load_fpr_FT1(rs2);
2574                         tcg_gen_helper_0_0(helper_fitoq);
2575                         gen_op_store_QT0_fpr(QFPREG(rd));
2576                         break;
2577                     case 0xcd: /* fstoq */
2578                         CHECK_FPU_FEATURE(dc, FLOAT128);
2579                         gen_op_load_fpr_FT1(rs2);
2580                         tcg_gen_helper_0_0(helper_fstoq);
2581                         gen_op_store_QT0_fpr(QFPREG(rd));
2582                         break;
2583                     case 0xce: /* fdtoq */
2584                         CHECK_FPU_FEATURE(dc, FLOAT128);
2585                         gen_op_load_fpr_DT1(DFPREG(rs2));
2586                         tcg_gen_helper_0_0(helper_fdtoq);
2587                         gen_op_store_QT0_fpr(QFPREG(rd));
2588                         break;
2589                     case 0xd1:
2590                         gen_op_load_fpr_FT1(rs2);
2591                         gen_clear_float_exceptions();
2592                         tcg_gen_helper_0_0(helper_fstoi);
2593                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2594                         gen_op_store_FT0_fpr(rd);
2595                         break;
2596                     case 0xd2:
2597                         gen_op_load_fpr_DT1(DFPREG(rs2));
2598                         gen_clear_float_exceptions();
2599                         tcg_gen_helper_0_0(helper_fdtoi);
2600                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2601                         gen_op_store_FT0_fpr(rd);
2602                         break;
2603                     case 0xd3: /* fqtoi */
2604                         CHECK_FPU_FEATURE(dc, FLOAT128);
2605                         gen_op_load_fpr_QT1(QFPREG(rs2));
2606                         gen_clear_float_exceptions();
2607                         tcg_gen_helper_0_0(helper_fqtoi);
2608                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2609                         gen_op_store_FT0_fpr(rd);
2610                         break;
2611 #ifdef TARGET_SPARC64
2612                     case 0x2: /* V9 fmovd */
2613                         gen_op_load_fpr_DT0(DFPREG(rs2));
2614                         gen_op_store_DT0_fpr(DFPREG(rd));
2615                         break;
2616                     case 0x3: /* V9 fmovq */
2617                         CHECK_FPU_FEATURE(dc, FLOAT128);
2618                         gen_op_load_fpr_QT0(QFPREG(rs2));
2619                         gen_op_store_QT0_fpr(QFPREG(rd));
2620                         break;
2621                     case 0x6: /* V9 fnegd */
2622                         gen_op_load_fpr_DT1(DFPREG(rs2));
2623                         tcg_gen_helper_0_0(helper_fnegd);
2624                         gen_op_store_DT0_fpr(DFPREG(rd));
2625                         break;
2626                     case 0x7: /* V9 fnegq */
2627                         CHECK_FPU_FEATURE(dc, FLOAT128);
2628                         gen_op_load_fpr_QT1(QFPREG(rs2));
2629                         tcg_gen_helper_0_0(helper_fnegq);
2630                         gen_op_store_QT0_fpr(QFPREG(rd));
2631                         break;
2632                     case 0xa: /* V9 fabsd */
2633                         gen_op_load_fpr_DT1(DFPREG(rs2));
2634                         tcg_gen_helper_0_0(helper_fabsd);
2635                         gen_op_store_DT0_fpr(DFPREG(rd));
2636                         break;
2637                     case 0xb: /* V9 fabsq */
2638                         CHECK_FPU_FEATURE(dc, FLOAT128);
2639                         gen_op_load_fpr_QT1(QFPREG(rs2));
2640                         tcg_gen_helper_0_0(helper_fabsq);
2641                         gen_op_store_QT0_fpr(QFPREG(rd));
2642                         break;
2643                     case 0x81: /* V9 fstox */
2644                         gen_op_load_fpr_FT1(rs2);
2645                         gen_clear_float_exceptions();
2646                         tcg_gen_helper_0_0(helper_fstox);
2647                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2648                         gen_op_store_DT0_fpr(DFPREG(rd));
2649                         break;
2650                     case 0x82: /* V9 fdtox */
2651                         gen_op_load_fpr_DT1(DFPREG(rs2));
2652                         gen_clear_float_exceptions();
2653                         tcg_gen_helper_0_0(helper_fdtox);
2654                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2655                         gen_op_store_DT0_fpr(DFPREG(rd));
2656                         break;
2657                     case 0x83: /* V9 fqtox */
2658                         CHECK_FPU_FEATURE(dc, FLOAT128);
2659                         gen_op_load_fpr_QT1(QFPREG(rs2));
2660                         gen_clear_float_exceptions();
2661                         tcg_gen_helper_0_0(helper_fqtox);
2662                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2663                         gen_op_store_DT0_fpr(DFPREG(rd));
2664                         break;
2665                     case 0x84: /* V9 fxtos */
2666                         gen_op_load_fpr_DT1(DFPREG(rs2));
2667                         gen_clear_float_exceptions();
2668                         tcg_gen_helper_0_0(helper_fxtos);
2669                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2670                         gen_op_store_FT0_fpr(rd);
2671                         break;
2672                     case 0x88: /* V9 fxtod */
2673                         gen_op_load_fpr_DT1(DFPREG(rs2));
2674                         gen_clear_float_exceptions();
2675                         tcg_gen_helper_0_0(helper_fxtod);
2676                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2677                         gen_op_store_DT0_fpr(DFPREG(rd));
2678                         break;
2679                     case 0x8c: /* V9 fxtoq */
2680                         CHECK_FPU_FEATURE(dc, FLOAT128);
2681                         gen_op_load_fpr_DT1(DFPREG(rs2));
2682                         gen_clear_float_exceptions();
2683                         tcg_gen_helper_0_0(helper_fxtoq);
2684                         tcg_gen_helper_0_0(helper_check_ieee_exceptions);
2685                         gen_op_store_QT0_fpr(QFPREG(rd));
2686                         break;
2687 #endif
2688                     default:
2689                         goto illegal_insn;
2690                 }
2691             } else if (xop == 0x35) {   /* FPU Operations */
2692 #ifdef TARGET_SPARC64
2693                 int cond;
2694 #endif
2695                 if (gen_trap_ifnofpu(dc, cpu_cond))
2696                     goto jmp_insn;
2697                 gen_op_clear_ieee_excp_and_FTT();
2698                 rs1 = GET_FIELD(insn, 13, 17);
2699                 rs2 = GET_FIELD(insn, 27, 31);
2700                 xop = GET_FIELD(insn, 18, 26);
2701 #ifdef TARGET_SPARC64
2702                 if ((xop & 0x11f) == 0x005) { // V9 fmovsr
2703                     int l1;
2704
2705                     l1 = gen_new_label();
2706                     cond = GET_FIELD_SP(insn, 14, 17);
2707                     cpu_src1 = get_src1(insn, cpu_src1);
2708                     tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], cpu_src1,
2709                                        0, l1);
2710                     gen_op_load_fpr_FT0(rs2);
2711                     gen_op_store_FT0_fpr(rd);
2712                     gen_set_label(l1);
2713                     break;
2714                 } else if ((xop & 0x11f) == 0x006) { // V9 fmovdr
2715                     int l1;
2716
2717                     l1 = gen_new_label();
2718                     cond = GET_FIELD_SP(insn, 14, 17);
2719                     cpu_src1 = get_src1(insn, cpu_src1);
2720                     tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], cpu_src1,
2721                                        0, l1);
2722                     gen_op_load_fpr_DT0(DFPREG(rs2));
2723                     gen_op_store_DT0_fpr(DFPREG(rd));
2724                     gen_set_label(l1);
2725                     break;
2726                 } else if ((xop & 0x11f) == 0x007) { // V9 fmovqr
2727                     int l1;
2728
2729                     CHECK_FPU_FEATURE(dc, FLOAT128);
2730                     l1 = gen_new_label();
2731                     cond = GET_FIELD_SP(insn, 14, 17);
2732                     cpu_src1 = get_src1(insn, cpu_src1);
2733                     tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], cpu_src1,
2734                                        0, l1);
2735                     gen_op_load_fpr_QT0(QFPREG(rs2));
2736                     gen_op_store_QT0_fpr(QFPREG(rd));
2737                     gen_set_label(l1);
2738                     break;
2739                 }
2740 #endif
2741                 switch (xop) {
2742 #ifdef TARGET_SPARC64
2743 #define FMOVCC(size_FDQ, fcc)                                           \
2744                     {                                                   \
2745                         TCGv r_cond;                                    \
2746                         int l1;                                         \
2747                                                                         \
2748                         l1 = gen_new_label();                           \
2749                         r_cond = tcg_temp_new(TCG_TYPE_TL);             \
2750                         cond = GET_FIELD_SP(insn, 14, 17);              \
2751                         gen_fcond(r_cond, fcc, cond);                   \
2752                         tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond,         \
2753                                            0, l1);                      \
2754                         glue(glue(gen_op_load_fpr_, size_FDQ), T0)      \
2755                             (glue(size_FDQ, FPREG(rs2)));               \
2756                         glue(glue(gen_op_store_, size_FDQ), T0_fpr)     \
2757                             (glue(size_FDQ, FPREG(rd)));                \
2758                         gen_set_label(l1);                              \
2759                         tcg_temp_free(r_cond);                          \
2760                     }
2761                     case 0x001: /* V9 fmovscc %fcc0 */
2762                         FMOVCC(F, 0);
2763                         break;
2764                     case 0x002: /* V9 fmovdcc %fcc0 */
2765                         FMOVCC(D, 0);
2766                         break;
2767                     case 0x003: /* V9 fmovqcc %fcc0 */
2768                         CHECK_FPU_FEATURE(dc, FLOAT128);
2769                         FMOVCC(Q, 0);
2770                         break;
2771                     case 0x041: /* V9 fmovscc %fcc1 */
2772                         FMOVCC(F, 1);
2773                         break;
2774                     case 0x042: /* V9 fmovdcc %fcc1 */
2775                         FMOVCC(D, 1);
2776                         break;
2777                     case 0x043: /* V9 fmovqcc %fcc1 */
2778                         CHECK_FPU_FEATURE(dc, FLOAT128);
2779                         FMOVCC(Q, 1);
2780                         break;
2781                     case 0x081: /* V9 fmovscc %fcc2 */
2782                         FMOVCC(F, 2);
2783                         break;
2784                     case 0x082: /* V9 fmovdcc %fcc2 */
2785                         FMOVCC(D, 2);
2786                         break;
2787                     case 0x083: /* V9 fmovqcc %fcc2 */
2788                         CHECK_FPU_FEATURE(dc, FLOAT128);
2789                         FMOVCC(Q, 2);
2790                         break;
2791                     case 0x0c1: /* V9 fmovscc %fcc3 */
2792                         FMOVCC(F, 3);
2793                         break;
2794                     case 0x0c2: /* V9 fmovdcc %fcc3 */
2795                         FMOVCC(D, 3);
2796                         break;
2797                     case 0x0c3: /* V9 fmovqcc %fcc3 */
2798                         CHECK_FPU_FEATURE(dc, FLOAT128);
2799                         FMOVCC(Q, 3);
2800                         break;
2801 #undef FMOVCC
2802 #define FMOVCC(size_FDQ, icc)                                           \
2803                     {                                                   \
2804                         TCGv r_cond;                                    \
2805                         int l1;                                         \
2806                                                                         \
2807                         l1 = gen_new_label();                           \
2808                         r_cond = tcg_temp_new(TCG_TYPE_TL);             \
2809                         cond = GET_FIELD_SP(insn, 14, 17);              \
2810                         gen_cond(r_cond, icc, cond);                    \
2811                         tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond,         \
2812                                            0, l1);                      \
2813                         glue(glue(gen_op_load_fpr_, size_FDQ), T0)      \
2814                             (glue(size_FDQ, FPREG(rs2)));               \
2815                         glue(glue(gen_op_store_, size_FDQ), T0_fpr)     \
2816                             (glue(size_FDQ, FPREG(rd)));                \
2817                         gen_set_label(l1);                              \
2818                         tcg_temp_free(r_cond);                          \
2819                     }
2820
2821                     case 0x101: /* V9 fmovscc %icc */
2822                         FMOVCC(F, 0);
2823                         break;
2824                     case 0x102: /* V9 fmovdcc %icc */
2825                         FMOVCC(D, 0);
2826                     case 0x103: /* V9 fmovqcc %icc */
2827                         CHECK_FPU_FEATURE(dc, FLOAT128);
2828                         FMOVCC(Q, 0);
2829                         break;
2830                     case 0x181: /* V9 fmovscc %xcc */
2831                         FMOVCC(F, 1);
2832                         break;
2833                     case 0x182: /* V9 fmovdcc %xcc */
2834                         FMOVCC(D, 1);
2835                         break;
2836                     case 0x183: /* V9 fmovqcc %xcc */
2837                         CHECK_FPU_FEATURE(dc, FLOAT128);
2838                         FMOVCC(Q, 1);
2839                         break;
2840 #undef FMOVCC
2841 #endif
2842                     case 0x51: /* fcmps, V9 %fcc */
2843                         gen_op_load_fpr_FT0(rs1);
2844                         gen_op_load_fpr_FT1(rs2);
2845                         gen_op_fcmps(rd & 3);
2846                         break;
2847                     case 0x52: /* fcmpd, V9 %fcc */
2848                         gen_op_load_fpr_DT0(DFPREG(rs1));
2849                         gen_op_load_fpr_DT1(DFPREG(rs2));
2850                         gen_op_fcmpd(rd & 3);
2851                         break;
2852                     case 0x53: /* fcmpq, V9 %fcc */
2853                         CHECK_FPU_FEATURE(dc, FLOAT128);
2854                         gen_op_load_fpr_QT0(QFPREG(rs1));
2855                         gen_op_load_fpr_QT1(QFPREG(rs2));
2856                         gen_op_fcmpq(rd & 3);
2857                         break;
2858                     case 0x55: /* fcmpes, V9 %fcc */
2859                         gen_op_load_fpr_FT0(rs1);
2860                         gen_op_load_fpr_FT1(rs2);
2861                         gen_op_fcmpes(rd & 3);
2862                         break;
2863                     case 0x56: /* fcmped, V9 %fcc */
2864                         gen_op_load_fpr_DT0(DFPREG(rs1));
2865                         gen_op_load_fpr_DT1(DFPREG(rs2));
2866                         gen_op_fcmped(rd & 3);
2867                         break;
2868                     case 0x57: /* fcmpeq, V9 %fcc */
2869                         CHECK_FPU_FEATURE(dc, FLOAT128);
2870                         gen_op_load_fpr_QT0(QFPREG(rs1));
2871                         gen_op_load_fpr_QT1(QFPREG(rs2));
2872                         gen_op_fcmpeq(rd & 3);
2873                         break;
2874                     default:
2875                         goto illegal_insn;
2876                 }
2877             } else if (xop == 0x2) {
2878                 // clr/mov shortcut
2879
2880                 rs1 = GET_FIELD(insn, 13, 17);
2881                 if (rs1 == 0) {
2882                     // or %g0, x, y -> mov T0, x; mov y, T0
2883                     if (IS_IMM) {       /* immediate */
2884                         TCGv r_const;
2885
2886                         rs2 = GET_FIELDs(insn, 19, 31);
2887                         r_const = tcg_const_tl((int)rs2);
2888                         gen_movl_TN_reg(rd, r_const);
2889                         tcg_temp_free(r_const);
2890                     } else {            /* register */
2891                         rs2 = GET_FIELD(insn, 27, 31);
2892                         gen_movl_reg_TN(rs2, cpu_dst);
2893                         gen_movl_TN_reg(rd, cpu_dst);
2894                     }
2895                 } else {
2896                     cpu_src1 = get_src1(insn, cpu_src1);
2897                     if (IS_IMM) {       /* immediate */
2898                         rs2 = GET_FIELDs(insn, 19, 31);
2899                         tcg_gen_ori_tl(cpu_dst, cpu_src1, (int)rs2);
2900                         gen_movl_TN_reg(rd, cpu_dst);
2901                     } else {            /* register */
2902                         // or x, %g0, y -> mov T1, x; mov y, T1
2903                         rs2 = GET_FIELD(insn, 27, 31);
2904                         if (rs2 != 0) {
2905                             gen_movl_reg_TN(rs2, cpu_src2);
2906                             tcg_gen_or_tl(cpu_dst, cpu_src1, cpu_src2);
2907                             gen_movl_TN_reg(rd, cpu_dst);
2908                         } else
2909                             gen_movl_TN_reg(rd, cpu_src1);
2910                     }
2911                 }
2912 #ifdef TARGET_SPARC64
2913             } else if (xop == 0x25) { /* sll, V9 sllx */
2914                 cpu_src1 = get_src1(insn, cpu_src1);
2915                 if (IS_IMM) {   /* immediate */
2916                     rs2 = GET_FIELDs(insn, 20, 31);
2917                     if (insn & (1 << 12)) {
2918                         tcg_gen_shli_i64(cpu_dst, cpu_src1, rs2 & 0x3f);
2919                     } else {
2920                         tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
2921                         tcg_gen_shli_i64(cpu_dst, cpu_dst, rs2 & 0x1f);
2922                     }
2923                 } else {                /* register */
2924                     rs2 = GET_FIELD(insn, 27, 31);
2925                     gen_movl_reg_TN(rs2, cpu_src2);
2926                     if (insn & (1 << 12)) {
2927                         tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x3f);
2928                         tcg_gen_shl_i64(cpu_dst, cpu_src1, cpu_tmp0);
2929                     } else {
2930                         tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x1f);
2931                         tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
2932                         tcg_gen_shl_i64(cpu_dst, cpu_dst, cpu_tmp0);
2933                     }
2934                 }
2935                 gen_movl_TN_reg(rd, cpu_dst);
2936             } else if (xop == 0x26) { /* srl, V9 srlx */
2937                 cpu_src1 = get_src1(insn, cpu_src1);
2938                 if (IS_IMM) {   /* immediate */
2939                     rs2 = GET_FIELDs(insn, 20, 31);
2940                     if (insn & (1 << 12)) {
2941                         tcg_gen_shri_i64(cpu_dst, cpu_src1, rs2 & 0x3f);
2942                     } else {
2943                         tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
2944                         tcg_gen_shri_i64(cpu_dst, cpu_dst, rs2 & 0x1f);
2945                     }
2946                 } else {                /* register */
2947                     rs2 = GET_FIELD(insn, 27, 31);
2948                     gen_movl_reg_TN(rs2, cpu_src2);
2949                     if (insn & (1 << 12)) {
2950                         tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x3f);
2951                         tcg_gen_shr_i64(cpu_dst, cpu_src1, cpu_tmp0);
2952                     } else {
2953                         tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x1f);
2954                         tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
2955                         tcg_gen_shr_i64(cpu_dst, cpu_dst, cpu_tmp0);
2956                     }
2957                 }
2958                 gen_movl_TN_reg(rd, cpu_dst);
2959             } else if (xop == 0x27) { /* sra, V9 srax */
2960                 cpu_src1 = get_src1(insn, cpu_src1);
2961                 if (IS_IMM) {   /* immediate */
2962                     rs2 = GET_FIELDs(insn, 20, 31);
2963                     if (insn & (1 << 12)) {
2964                         tcg_gen_sari_i64(cpu_dst, cpu_src1, rs2 & 0x3f);
2965                     } else {
2966                         tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
2967                         tcg_gen_ext_i32_i64(cpu_dst, cpu_dst);
2968                         tcg_gen_sari_i64(cpu_dst, cpu_dst, rs2 & 0x1f);
2969                     }
2970                 } else {                /* register */
2971                     rs2 = GET_FIELD(insn, 27, 31);
2972                     gen_movl_reg_TN(rs2, cpu_src2);
2973                     if (insn & (1 << 12)) {
2974                         tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x3f);
2975                         tcg_gen_sar_i64(cpu_dst, cpu_src1, cpu_tmp0);
2976                     } else {
2977                         tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x1f);
2978                         tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
2979                         tcg_gen_sar_i64(cpu_dst, cpu_dst, cpu_tmp0);
2980                     }
2981                 }
2982                 gen_movl_TN_reg(rd, cpu_dst);
2983 #endif
2984             } else if (xop < 0x36) {
2985                 cpu_src1 = get_src1(insn, cpu_src1);
2986                 cpu_src2 = get_src2(insn, cpu_src2);
2987                 if (xop < 0x20) {
2988                     switch (xop & ~0x10) {
2989                     case 0x0:
2990                         if (xop & 0x10)
2991                             gen_op_add_cc(cpu_dst, cpu_src1, cpu_src2);
2992                         else
2993                             tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
2994                         break;
2995                     case 0x1:
2996                         tcg_gen_and_tl(cpu_dst, cpu_src1, cpu_src2);
2997                         if (xop & 0x10)
2998                             gen_op_logic_cc(cpu_dst);
2999                         break;
3000                     case 0x2:
3001                         tcg_gen_or_tl(cpu_dst, cpu_src1, cpu_src2);
3002                         if (xop & 0x10)
3003                             gen_op_logic_cc(cpu_dst);
3004                         break;
3005                     case 0x3:
3006                         tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
3007                         if (xop & 0x10)
3008                             gen_op_logic_cc(cpu_dst);
3009                         break;
3010                     case 0x4:
3011                         if (xop & 0x10)
3012                             gen_op_sub_cc(cpu_dst, cpu_src1, cpu_src2);
3013                         else
3014                             tcg_gen_sub_tl(cpu_dst, cpu_src1, cpu_src2);
3015                         break;
3016                     case 0x5:
3017                         tcg_gen_xori_tl(cpu_tmp0, cpu_src2, -1);
3018                         tcg_gen_and_tl(cpu_dst, cpu_src1, cpu_tmp0);
3019                         if (xop & 0x10)
3020                             gen_op_logic_cc(cpu_dst);
3021                         break;
3022                     case 0x6:
3023                         tcg_gen_xori_tl(cpu_tmp0, cpu_src2, -1);
3024                         tcg_gen_or_tl(cpu_dst, cpu_src1, cpu_tmp0);
3025                         if (xop & 0x10)
3026                             gen_op_logic_cc(cpu_dst);
3027                         break;
3028                     case 0x7:
3029                         tcg_gen_xori_tl(cpu_tmp0, cpu_src2, -1);
3030                         tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_tmp0);
3031                         if (xop & 0x10)
3032                             gen_op_logic_cc(cpu_dst);
3033                         break;
3034                     case 0x8:
3035                         if (xop & 0x10)
3036                             gen_op_addx_cc(cpu_dst, cpu_src1, cpu_src2);
3037                         else {
3038                             gen_mov_reg_C(cpu_tmp0, cpu_psr);
3039                             tcg_gen_add_tl(cpu_tmp0, cpu_src2, cpu_tmp0);
3040                             tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_tmp0);
3041                         }
3042                         break;
3043 #ifdef TARGET_SPARC64
3044                     case 0x9: /* V9 mulx */
3045                         tcg_gen_mul_i64(cpu_dst, cpu_src1, cpu_src2);
3046                         break;
3047 #endif
3048                     case 0xa:
3049                         CHECK_IU_FEATURE(dc, MUL);
3050                         gen_op_umul(cpu_dst, cpu_src1, cpu_src2);
3051                         if (xop & 0x10)
3052                             gen_op_logic_cc(cpu_dst);
3053                         break;
3054                     case 0xb:
3055                         CHECK_IU_FEATURE(dc, MUL);
3056                         gen_op_smul(cpu_dst, cpu_src1, cpu_src2);
3057                         if (xop & 0x10)
3058                             gen_op_logic_cc(cpu_dst);
3059                         break;
3060                     case 0xc:
3061                         if (xop & 0x10)
3062                             gen_op_subx_cc(cpu_dst, cpu_src1, cpu_src2);
3063                         else {
3064                             gen_mov_reg_C(cpu_tmp0, cpu_psr);
3065                             tcg_gen_add_tl(cpu_tmp0, cpu_src2, cpu_tmp0);
3066                             tcg_gen_sub_tl(cpu_dst, cpu_src1, cpu_tmp0);
3067                         }
3068                         break;
3069 #ifdef TARGET_SPARC64
3070                     case 0xd: /* V9 udivx */
3071                         gen_trap_ifdivzero_tl(cpu_src2);
3072                         tcg_gen_divu_i64(cpu_dst, cpu_src1, cpu_src2);
3073                         break;
3074 #endif
3075                     case 0xe:
3076                         CHECK_IU_FEATURE(dc, DIV);
3077                         tcg_gen_helper_1_2(helper_udiv, cpu_dst, cpu_src1,
3078                                            cpu_src2);
3079                         if (xop & 0x10)
3080                             gen_op_div_cc(cpu_dst);
3081                         break;
3082                     case 0xf:
3083                         CHECK_IU_FEATURE(dc, DIV);
3084                         tcg_gen_helper_1_2(helper_sdiv, cpu_dst, cpu_src1,
3085                                            cpu_src2);
3086                         if (xop & 0x10)
3087                             gen_op_div_cc(cpu_dst);
3088                         break;
3089                     default:
3090                         goto illegal_insn;
3091                     }
3092                     gen_movl_TN_reg(rd, cpu_dst);
3093                 } else {
3094                     switch (xop) {
3095                     case 0x20: /* taddcc */
3096                         gen_op_tadd_cc(cpu_dst, cpu_src1, cpu_src2);
3097                         gen_movl_TN_reg(rd, cpu_dst);
3098                         break;
3099                     case 0x21: /* tsubcc */
3100                         gen_op_tsub_cc(cpu_dst, cpu_src1, cpu_src2);
3101                         gen_movl_TN_reg(rd, cpu_dst);
3102                         break;
3103                     case 0x22: /* taddcctv */
3104                         save_state(dc, cpu_cond);
3105                         gen_op_tadd_ccTV(cpu_dst, cpu_src1, cpu_src2);
3106                         gen_movl_TN_reg(rd, cpu_dst);
3107                         break;
3108                     case 0x23: /* tsubcctv */
3109                         save_state(dc, cpu_cond);
3110                         gen_op_tsub_ccTV(cpu_dst, cpu_src1, cpu_src2);
3111                         gen_movl_TN_reg(rd, cpu_dst);
3112                         break;
3113                     case 0x24: /* mulscc */
3114                         gen_op_mulscc(cpu_dst, cpu_src1, cpu_src2);
3115                         gen_movl_TN_reg(rd, cpu_dst);
3116                         break;
3117 #ifndef TARGET_SPARC64
3118                     case 0x25:  /* sll */
3119                         if (IS_IMM) { /* immediate */
3120                             rs2 = GET_FIELDs(insn, 20, 31);
3121                             tcg_gen_shli_tl(cpu_dst, cpu_src1, rs2 & 0x1f);
3122                         } else { /* register */
3123                             tcg_gen_andi_tl(cpu_tmp0, cpu_src2, 0x1f);
3124                             tcg_gen_shl_tl(cpu_dst, cpu_src1, cpu_tmp0);
3125                         }
3126                         gen_movl_TN_reg(rd, cpu_dst);
3127                         break;
3128                     case 0x26:  /* srl */
3129                         if (IS_IMM) { /* immediate */
3130                             rs2 = GET_FIELDs(insn, 20, 31);
3131                             tcg_gen_shri_tl(cpu_dst, cpu_src1, rs2 & 0x1f);
3132                         } else { /* register */
3133                             tcg_gen_andi_tl(cpu_tmp0, cpu_src2, 0x1f);
3134                             tcg_gen_shr_tl(cpu_dst, cpu_src1, cpu_tmp0);
3135                         }
3136                         gen_movl_TN_reg(rd, cpu_dst);
3137                         break;
3138                     case 0x27:  /* sra */
3139                         if (IS_IMM) { /* immediate */
3140                             rs2 = GET_FIELDs(insn, 20, 31);
3141                             tcg_gen_sari_tl(cpu_dst, cpu_src1, rs2 & 0x1f);
3142                         } else { /* register */
3143                             tcg_gen_andi_tl(cpu_tmp0, cpu_src2, 0x1f);
3144                             tcg_gen_sar_tl(cpu_dst, cpu_src1, cpu_tmp0);
3145                         }
3146                         gen_movl_TN_reg(rd, cpu_dst);
3147                         break;
3148 #endif
3149                     case 0x30:
3150                         {
3151                             switch(rd) {
3152                             case 0: /* wry */
3153                                 tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
3154                                 tcg_gen_st_tl(cpu_dst, cpu_env,
3155                                               offsetof(CPUSPARCState, y));
3156                                 break;
3157 #ifndef TARGET_SPARC64
3158                             case 0x01 ... 0x0f: /* undefined in the
3159                                                    SPARCv8 manual, nop
3160                                                    on the microSPARC
3161                                                    II */
3162                             case 0x10 ... 0x1f: /* implementation-dependent
3163                                                    in the SPARCv8
3164                                                    manual, nop on the
3165                                                    microSPARC II */
3166                                 break;
3167 #else
3168                             case 0x2: /* V9 wrccr */
3169                                 tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
3170                                 tcg_gen_helper_0_1(helper_wrccr, cpu_dst);
3171                                 break;
3172                             case 0x3: /* V9 wrasi */
3173                                 tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
3174                                 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst);
3175                                 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3176                                                offsetof(CPUSPARCState, asi));
3177                                 break;
3178                             case 0x6: /* V9 wrfprs */
3179                                 tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
3180                                 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst);
3181                                 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3182                                                offsetof(CPUSPARCState, fprs));
3183                                 save_state(dc, cpu_cond);
3184                                 gen_op_next_insn();
3185                                 tcg_gen_exit_tb(0);
3186                                 dc->is_br = 1;
3187                                 break;
3188                             case 0xf: /* V9 sir, nop if user */
3189 #if !defined(CONFIG_USER_ONLY)
3190                                 if (supervisor(dc))
3191                                     ; // XXX
3192 #endif
3193                                 break;
3194                             case 0x13: /* Graphics Status */
3195                                 if (gen_trap_ifnofpu(dc, cpu_cond))
3196                                     goto jmp_insn;
3197                                 tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
3198                                 tcg_gen_st_tl(cpu_dst, cpu_env,
3199                                               offsetof(CPUSPARCState, gsr));
3200                                 break;
3201                             case 0x17: /* Tick compare */
3202 #if !defined(CONFIG_USER_ONLY)
3203                                 if (!supervisor(dc))
3204                                     goto illegal_insn;
3205 #endif
3206                                 {
3207                                     TCGv r_tickptr;
3208
3209                                     tcg_gen_xor_tl(cpu_dst, cpu_src1,
3210                                                    cpu_src2);
3211                                     tcg_gen_st_tl(cpu_dst, cpu_env,
3212                                                   offsetof(CPUSPARCState,
3213                                                            tick_cmpr));
3214                                     r_tickptr = tcg_temp_new(TCG_TYPE_PTR);
3215                                     tcg_gen_ld_ptr(r_tickptr, cpu_env,
3216                                                    offsetof(CPUState, tick));
3217                                     tcg_gen_helper_0_2(helper_tick_set_limit,
3218                                                        r_tickptr, cpu_dst);
3219                                     tcg_temp_free(r_tickptr);
3220                                 }
3221                                 break;
3222                             case 0x18: /* System tick */
3223 #if !defined(CONFIG_USER_ONLY)
3224                                 if (!supervisor(dc))
3225                                     goto illegal_insn;
3226 #endif
3227                                 {
3228                                     TCGv r_tickptr;
3229
3230                                     tcg_gen_xor_tl(cpu_dst, cpu_src1,
3231                                                    cpu_src2);
3232                                     r_tickptr = tcg_temp_new(TCG_TYPE_PTR);
3233                                     tcg_gen_ld_ptr(r_tickptr, cpu_env,
3234                                                    offsetof(CPUState, stick));
3235                                     tcg_gen_helper_0_2(helper_tick_set_count,
3236                                                        r_tickptr, cpu_dst);
3237                                     tcg_temp_free(r_tickptr);
3238                                 }
3239                                 break;
3240                             case 0x19: /* System tick compare */
3241 #if !defined(CONFIG_USER_ONLY)
3242                                 if (!supervisor(dc))
3243                                     goto illegal_insn;
3244 #endif
3245                                 {
3246                                     TCGv r_tickptr;
3247
3248                                     tcg_gen_xor_tl(cpu_dst, cpu_src1,
3249                                                    cpu_src2);
3250                                     tcg_gen_st_tl(cpu_dst, cpu_env,
3251                                                   offsetof(CPUSPARCState,
3252                                                            stick_cmpr));
3253                                     r_tickptr = tcg_temp_new(TCG_TYPE_PTR);
3254                                     tcg_gen_ld_ptr(r_tickptr, cpu_env,
3255                                                    offsetof(CPUState, stick));
3256                                     tcg_gen_helper_0_2(helper_tick_set_limit,
3257                                                        r_tickptr, cpu_dst);
3258                                     tcg_temp_free(r_tickptr);
3259                                 }
3260                                 break;
3261
3262                             case 0x10: /* Performance Control */
3263                             case 0x11: /* Performance Instrumentation
3264                                           Counter */
3265                             case 0x12: /* Dispatch Control */
3266                             case 0x14: /* Softint set */
3267                             case 0x15: /* Softint clear */
3268                             case 0x16: /* Softint write */
3269 #endif
3270                             default:
3271                                 goto illegal_insn;
3272                             }
3273                         }
3274                         break;
3275 #if !defined(CONFIG_USER_ONLY)
3276                     case 0x31: /* wrpsr, V9 saved, restored */
3277                         {
3278                             if (!supervisor(dc))
3279                                 goto priv_insn;
3280 #ifdef TARGET_SPARC64
3281                             switch (rd) {
3282                             case 0:
3283                                 tcg_gen_helper_0_0(helper_saved);
3284                                 break;
3285                             case 1:
3286                                 tcg_gen_helper_0_0(helper_restored);
3287                                 break;
3288                             case 2: /* UA2005 allclean */
3289                             case 3: /* UA2005 otherw */
3290                             case 4: /* UA2005 normalw */
3291                             case 5: /* UA2005 invalw */
3292                                 // XXX
3293                             default:
3294                                 goto illegal_insn;
3295                             }
3296 #else
3297                             tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
3298                             tcg_gen_helper_0_1(helper_wrpsr, cpu_dst);
3299                             save_state(dc, cpu_cond);
3300                             gen_op_next_insn();
3301                             tcg_gen_exit_tb(0);
3302                             dc->is_br = 1;
3303 #endif
3304                         }
3305                         break;
3306                     case 0x32: /* wrwim, V9 wrpr */
3307                         {
3308                             if (!supervisor(dc))
3309                                 goto priv_insn;
3310                             tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
3311 #ifdef TARGET_SPARC64
3312                             switch (rd) {
3313                             case 0: // tpc
3314                                 {
3315                                     TCGv r_tsptr;
3316
3317                                     r_tsptr = tcg_temp_new(TCG_TYPE_PTR);
3318                                     tcg_gen_ld_ptr(r_tsptr, cpu_env,
3319                                                    offsetof(CPUState, tsptr));
3320                                     tcg_gen_st_tl(cpu_dst, r_tsptr,
3321                                                   offsetof(trap_state, tpc));
3322                                     tcg_temp_free(r_tsptr);
3323                                 }
3324                                 break;
3325                             case 1: // tnpc
3326                                 {
3327                                     TCGv r_tsptr;
3328
3329                                     r_tsptr = tcg_temp_new(TCG_TYPE_PTR);
3330                                     tcg_gen_ld_ptr(r_tsptr, cpu_env,
3331                                                    offsetof(CPUState, tsptr));
3332                                     tcg_gen_st_tl(cpu_dst, r_tsptr,
3333                                                   offsetof(trap_state, tnpc));
3334                                     tcg_temp_free(r_tsptr);
3335                                 }
3336                                 break;
3337                             case 2: // tstate
3338                                 {
3339                                     TCGv r_tsptr;
3340
3341                                     r_tsptr = tcg_temp_new(TCG_TYPE_PTR);
3342                                     tcg_gen_ld_ptr(r_tsptr, cpu_env,
3343                                                    offsetof(CPUState, tsptr));
3344                                     tcg_gen_st_tl(cpu_dst, r_tsptr,
3345                                                   offsetof(trap_state,
3346                                                            tstate));
3347                                     tcg_temp_free(r_tsptr);
3348                                 }
3349                                 break;
3350                             case 3: // tt
3351                                 {
3352                                     TCGv r_tsptr;
3353
3354                                     r_tsptr = tcg_temp_new(TCG_TYPE_PTR);
3355                                     tcg_gen_ld_ptr(r_tsptr, cpu_env,
3356                                                    offsetof(CPUState, tsptr));
3357                                     tcg_gen_st_i32(cpu_dst, r_tsptr,
3358                                                    offsetof(trap_state, tt));
3359                                     tcg_temp_free(r_tsptr);
3360                                 }
3361                                 break;
3362                             case 4: // tick
3363                                 {
3364                                     TCGv r_tickptr;
3365
3366                                     r_tickptr = tcg_temp_new(TCG_TYPE_PTR);
3367                                     tcg_gen_ld_ptr(r_tickptr, cpu_env,
3368                                                    offsetof(CPUState, tick));
3369                                     tcg_gen_helper_0_2(helper_tick_set_count,
3370                                                        r_tickptr, cpu_dst);
3371                                     tcg_temp_free(r_tickptr);
3372                                 }
3373                                 break;
3374                             case 5: // tba
3375                                 tcg_gen_st_tl(cpu_dst, cpu_env,
3376                                               offsetof(CPUSPARCState, tbr));
3377                                 break;
3378                             case 6: // pstate
3379                                 save_state(dc, cpu_cond);
3380                                 tcg_gen_helper_0_1(helper_wrpstate, cpu_dst);
3381                                 gen_op_next_insn();
3382                                 tcg_gen_exit_tb(0);
3383                                 dc->is_br = 1;
3384                                 break;
3385                             case 7: // tl
3386                                 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst);
3387                                 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3388                                                offsetof(CPUSPARCState, tl));
3389                                 break;
3390                             case 8: // pil
3391                                 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst);
3392                                 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3393                                                offsetof(CPUSPARCState,
3394                                                         psrpil));
3395                                 break;
3396                             case 9: // cwp
3397                                 tcg_gen_helper_0_1(helper_wrcwp, cpu_dst);
3398                                 break;
3399                             case 10: // cansave
3400                                 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst);
3401                                 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3402                                                offsetof(CPUSPARCState,
3403                                                         cansave));
3404                                 break;
3405                             case 11: // canrestore
3406                                 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst);
3407                                 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3408                                                offsetof(CPUSPARCState,
3409                                                         canrestore));
3410                                 break;
3411                             case 12: // cleanwin
3412                                 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst);
3413                                 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3414                                                offsetof(CPUSPARCState,
3415                                                         cleanwin));
3416                                 break;
3417                             case 13: // otherwin
3418                                 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst);
3419                                 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3420                                                offsetof(CPUSPARCState,
3421                                                         otherwin));
3422                                 break;
3423                             case 14: // wstate
3424                                 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst);
3425                                 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3426                                                offsetof(CPUSPARCState,
3427                                                         wstate));
3428                                 break;
3429                             case 16: // UA2005 gl
3430                                 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst);
3431                                 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3432                                                offsetof(CPUSPARCState, gl));
3433                                 break;
3434                             case 26: // UA2005 strand status
3435                                 if (!hypervisor(dc))
3436                                     goto priv_insn;
3437                                 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst);
3438                                 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3439                                                offsetof(CPUSPARCState, ssr));
3440                                 break;
3441                             default:
3442                                 goto illegal_insn;
3443                             }
3444 #else
3445                             tcg_gen_andi_tl(cpu_dst, cpu_dst,
3446                                             ((1 << NWINDOWS) - 1));
3447                             tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst);
3448                             tcg_gen_st_i32(cpu_tmp32, cpu_env,
3449                                            offsetof(CPUSPARCState, wim));
3450 #endif
3451                         }
3452                         break;
3453                     case 0x33: /* wrtbr, UA2005 wrhpr */
3454                         {
3455 #ifndef TARGET_SPARC64
3456                             if (!supervisor(dc))
3457                                 goto priv_insn;
3458                             tcg_gen_xor_tl(cpu_dst, cpu_dst, cpu_src2);
3459                             tcg_gen_st_tl(cpu_dst, cpu_env,
3460                                           offsetof(CPUSPARCState, tbr));
3461 #else
3462                             if (!hypervisor(dc))
3463                                 goto priv_insn;
3464                             tcg_gen_xor_tl(cpu_dst, cpu_dst, cpu_src2);
3465                             switch (rd) {
3466                             case 0: // hpstate
3467                                 // XXX gen_op_wrhpstate();
3468                                 save_state(dc, cpu_cond);
3469                                 gen_op_next_insn();
3470                                 tcg_gen_exit_tb(0);
3471                                 dc->is_br = 1;
3472                                 break;
3473                             case 1: // htstate
3474                                 // XXX gen_op_wrhtstate();
3475                                 break;
3476                             case 3: // hintp
3477                                 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst);
3478                                 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3479                                                offsetof(CPUSPARCState, hintp));
3480                                 break;
3481                             case 5: // htba
3482                                 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst);
3483                                 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3484                                                offsetof(CPUSPARCState, htba));
3485                                 break;
3486                             case 31: // hstick_cmpr
3487                                 {
3488                                     TCGv r_tickptr;
3489
3490                                     tcg_gen_st_tl(cpu_dst, cpu_env,
3491                                                   offsetof(CPUSPARCState,
3492                                                            hstick_cmpr));
3493                                     r_tickptr = tcg_temp_new(TCG_TYPE_PTR);
3494                                     tcg_gen_ld_ptr(r_tickptr, cpu_env,
3495                                                    offsetof(CPUState, hstick));
3496                                     tcg_gen_helper_0_2(helper_tick_set_limit,
3497                                                        r_tickptr, cpu_dst);
3498                                     tcg_temp_free(r_tickptr);
3499                                 }
3500                                 break;
3501                             case 6: // hver readonly
3502                             default:
3503                                 goto illegal_insn;
3504                             }
3505 #endif
3506                         }
3507                         break;
3508 #endif
3509 #ifdef TARGET_SPARC64
3510                     case 0x2c: /* V9 movcc */
3511                         {
3512                             int cc = GET_FIELD_SP(insn, 11, 12);
3513                             int cond = GET_FIELD_SP(insn, 14, 17);
3514                             TCGv r_cond;
3515                             int l1;
3516
3517                             r_cond = tcg_temp_new(TCG_TYPE_TL);
3518                             if (insn & (1 << 18)) {
3519                                 if (cc == 0)
3520                                     gen_cond(r_cond, 0, cond);
3521                                 else if (cc == 2)
3522                                     gen_cond(r_cond, 1, cond);
3523                                 else
3524                                     goto illegal_insn;
3525                             } else {
3526                                 gen_fcond(r_cond, cc, cond);
3527                             }
3528
3529                             l1 = gen_new_label();
3530
3531                             tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1);
3532                             if (IS_IMM) {       /* immediate */
3533                                 TCGv r_const;
3534
3535                                 rs2 = GET_FIELD_SPs(insn, 0, 10);
3536                                 r_const = tcg_const_tl((int)rs2);
3537                                 gen_movl_TN_reg(rd, r_const);
3538                                 tcg_temp_free(r_const);
3539                             } else {
3540                                 rs2 = GET_FIELD_SP(insn, 0, 4);
3541                                 gen_movl_reg_TN(rs2, cpu_tmp0);
3542                                 gen_movl_TN_reg(rd, cpu_tmp0);
3543                             }
3544                             gen_set_label(l1);
3545                             tcg_temp_free(r_cond);
3546                             break;
3547                         }
3548                     case 0x2d: /* V9 sdivx */
3549                         gen_op_sdivx(cpu_dst, cpu_src1, cpu_src2);
3550                         gen_movl_TN_reg(rd, cpu_dst);
3551                         break;
3552                     case 0x2e: /* V9 popc */
3553                         {
3554                             cpu_src2 = get_src2(insn, cpu_src2);
3555                             tcg_gen_helper_1_1(helper_popc, cpu_dst,
3556                                                cpu_src2);
3557                             gen_movl_TN_reg(rd, cpu_dst);
3558                         }
3559                     case 0x2f: /* V9 movr */
3560                         {
3561                             int cond = GET_FIELD_SP(insn, 10, 12);
3562                             int l1;
3563
3564                             cpu_src1 = get_src1(insn, cpu_src1);
3565
3566                             l1 = gen_new_label();
3567
3568                             tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond],
3569                                               cpu_src1, 0, l1);
3570                             if (IS_IMM) {       /* immediate */
3571                                 TCGv r_const;
3572
3573                                 rs2 = GET_FIELD_SPs(insn, 0, 9);
3574                                 r_const = tcg_const_tl((int)rs2);
3575                                 gen_movl_TN_reg(rd, r_const);
3576                                 tcg_temp_free(r_const);
3577                             } else {
3578                                 rs2 = GET_FIELD_SP(insn, 0, 4);
3579                                 gen_movl_reg_TN(rs2, cpu_tmp0);
3580                                 gen_movl_TN_reg(rd, cpu_tmp0);
3581                             }
3582                             gen_set_label(l1);
3583                             break;
3584                         }
3585 #endif
3586                     default:
3587                         goto illegal_insn;
3588                     }
3589                 }
3590             } else if (xop == 0x36) { /* UltraSparc shutdown, VIS, V8 CPop1 */
3591 #ifdef TARGET_SPARC64
3592                 int opf = GET_FIELD_SP(insn, 5, 13);
3593                 rs1 = GET_FIELD(insn, 13, 17);
3594                 rs2 = GET_FIELD(insn, 27, 31);
3595                 if (gen_trap_ifnofpu(dc, cpu_cond))
3596                     goto jmp_insn;
3597
3598                 switch (opf) {
3599                 case 0x000: /* VIS I edge8cc */
3600                 case 0x001: /* VIS II edge8n */
3601                 case 0x002: /* VIS I edge8lcc */
3602                 case 0x003: /* VIS II edge8ln */
3603                 case 0x004: /* VIS I edge16cc */
3604                 case 0x005: /* VIS II edge16n */
3605                 case 0x006: /* VIS I edge16lcc */
3606                 case 0x007: /* VIS II edge16ln */
3607                 case 0x008: /* VIS I edge32cc */
3608                 case 0x009: /* VIS II edge32n */
3609                 case 0x00a: /* VIS I edge32lcc */
3610                 case 0x00b: /* VIS II edge32ln */
3611                     // XXX
3612                     goto illegal_insn;
3613                 case 0x010: /* VIS I array8 */
3614                     CHECK_FPU_FEATURE(dc, VIS1);
3615                     cpu_src1 = get_src1(insn, cpu_src1);
3616                     gen_movl_reg_TN(rs2, cpu_src2);
3617                     tcg_gen_helper_1_2(helper_array8, cpu_dst, cpu_src1,
3618                                        cpu_src2);
3619                     gen_movl_TN_reg(rd, cpu_dst);
3620                     break;
3621                 case 0x012: /* VIS I array16 */
3622                     CHECK_FPU_FEATURE(dc, VIS1);
3623                     cpu_src1 = get_src1(insn, cpu_src1);
3624                     gen_movl_reg_TN(rs2, cpu_src2);
3625                     tcg_gen_helper_1_2(helper_array8, cpu_dst, cpu_src1,
3626                                        cpu_src2);
3627                     tcg_gen_shli_i64(cpu_dst, cpu_dst, 1);
3628                     gen_movl_TN_reg(rd, cpu_dst);
3629                     break;
3630                 case 0x014: /* VIS I array32 */
3631                     CHECK_FPU_FEATURE(dc, VIS1);
3632                     cpu_src1 = get_src1(insn, cpu_src1);
3633                     gen_movl_reg_TN(rs2, cpu_src2);
3634                     tcg_gen_helper_1_2(helper_array8, cpu_dst, cpu_src1,
3635                                        cpu_src2);
3636                     tcg_gen_shli_i64(cpu_dst, cpu_dst, 2);
3637                     gen_movl_TN_reg(rd, cpu_dst);
3638                     break;
3639                 case 0x018: /* VIS I alignaddr */
3640                     CHECK_FPU_FEATURE(dc, VIS1);
3641                     cpu_src1 = get_src1(insn, cpu_src1);
3642                     gen_movl_reg_TN(rs2, cpu_src2);
3643                     tcg_gen_helper_1_2(helper_alignaddr, cpu_dst, cpu_src1,
3644                                        cpu_src2);
3645                     gen_movl_TN_reg(rd, cpu_dst);
3646                     break;
3647                 case 0x019: /* VIS II bmask */
3648                 case 0x01a: /* VIS I alignaddrl */
3649                     // XXX
3650                     goto illegal_insn;
3651                 case 0x020: /* VIS I fcmple16 */
3652                     CHECK_FPU_FEATURE(dc, VIS1);
3653                     gen_op_load_fpr_DT0(DFPREG(rs1));
3654                     gen_op_load_fpr_DT1(DFPREG(rs2));
3655                     tcg_gen_helper_0_0(helper_fcmple16);
3656                     gen_op_store_DT0_fpr(DFPREG(rd));
3657                     break;
3658                 case 0x022: /* VIS I fcmpne16 */
3659                     CHECK_FPU_FEATURE(dc, VIS1);
3660                     gen_op_load_fpr_DT0(DFPREG(rs1));
3661                     gen_op_load_fpr_DT1(DFPREG(rs2));
3662                     tcg_gen_helper_0_0(helper_fcmpne16);
3663                     gen_op_store_DT0_fpr(DFPREG(rd));
3664                     break;
3665                 case 0x024: /* VIS I fcmple32 */
3666                     CHECK_FPU_FEATURE(dc, VIS1);
3667                     gen_op_load_fpr_DT0(DFPREG(rs1));
3668                     gen_op_load_fpr_DT1(DFPREG(rs2));
3669                     tcg_gen_helper_0_0(helper_fcmple32);
3670                     gen_op_store_DT0_fpr(DFPREG(rd));
3671                     break;
3672                 case 0x026: /* VIS I fcmpne32 */
3673                     CHECK_FPU_FEATURE(dc, VIS1);
3674                     gen_op_load_fpr_DT0(DFPREG(rs1));
3675                     gen_op_load_fpr_DT1(DFPREG(rs2));
3676                     tcg_gen_helper_0_0(helper_fcmpne32);
3677                     gen_op_store_DT0_fpr(DFPREG(rd));
3678                     break;
3679                 case 0x028: /* VIS I fcmpgt16 */
3680                     CHECK_FPU_FEATURE(dc, VIS1);
3681                     gen_op_load_fpr_DT0(DFPREG(rs1));
3682                     gen_op_load_fpr_DT1(DFPREG(rs2));
3683                     tcg_gen_helper_0_0(helper_fcmpgt16);
3684                     gen_op_store_DT0_fpr(DFPREG(rd));
3685                     break;
3686                 case 0x02a: /* VIS I fcmpeq16 */
3687                     CHECK_FPU_FEATURE(dc, VIS1);
3688                     gen_op_load_fpr_DT0(DFPREG(rs1));
3689                     gen_op_load_fpr_DT1(DFPREG(rs2));
3690                     tcg_gen_helper_0_0(helper_fcmpeq16);
3691                     gen_op_store_DT0_fpr(DFPREG(rd));
3692                     break;
3693                 case 0x02c: /* VIS I fcmpgt32 */
3694                     CHECK_FPU_FEATURE(dc, VIS1);
3695                     gen_op_load_fpr_DT0(DFPREG(rs1));
3696                     gen_op_load_fpr_DT1(DFPREG(rs2));
3697                     tcg_gen_helper_0_0(helper_fcmpgt32);
3698                     gen_op_store_DT0_fpr(DFPREG(rd));
3699                     break;
3700                 case 0x02e: /* VIS I fcmpeq32 */
3701                     CHECK_FPU_FEATURE(dc, VIS1);
3702                     gen_op_load_fpr_DT0(DFPREG(rs1));
3703                     gen_op_load_fpr_DT1(DFPREG(rs2));
3704                     tcg_gen_helper_0_0(helper_fcmpeq32);
3705                     gen_op_store_DT0_fpr(DFPREG(rd));
3706                     break;
3707                 case 0x031: /* VIS I fmul8x16 */
3708                     CHECK_FPU_FEATURE(dc, VIS1);
3709                     gen_op_load_fpr_DT0(DFPREG(rs1));
3710                     gen_op_load_fpr_DT1(DFPREG(rs2));
3711                     tcg_gen_helper_0_0(helper_fmul8x16);
3712                     gen_op_store_DT0_fpr(DFPREG(rd));
3713                     break;
3714                 case 0x033: /* VIS I fmul8x16au */
3715                     CHECK_FPU_FEATURE(dc, VIS1);
3716                     gen_op_load_fpr_DT0(DFPREG(rs1));
3717                     gen_op_load_fpr_DT1(DFPREG(rs2));
3718                     tcg_gen_helper_0_0(helper_fmul8x16au);
3719                     gen_op_store_DT0_fpr(DFPREG(rd));
3720                     break;
3721                 case 0x035: /* VIS I fmul8x16al */
3722                     CHECK_FPU_FEATURE(dc, VIS1);
3723                     gen_op_load_fpr_DT0(DFPREG(rs1));
3724                     gen_op_load_fpr_DT1(DFPREG(rs2));
3725                     tcg_gen_helper_0_0(helper_fmul8x16al);
3726                     gen_op_store_DT0_fpr(DFPREG(rd));
3727                     break;
3728                 case 0x036: /* VIS I fmul8sux16 */
3729                     CHECK_FPU_FEATURE(dc, VIS1);
3730                     gen_op_load_fpr_DT0(DFPREG(rs1));
3731                     gen_op_load_fpr_DT1(DFPREG(rs2));
3732                     tcg_gen_helper_0_0(helper_fmul8sux16);
3733                     gen_op_store_DT0_fpr(DFPREG(rd));
3734                     break;
3735                 case 0x037: /* VIS I fmul8ulx16 */
3736                     CHECK_FPU_FEATURE(dc, VIS1);
3737                     gen_op_load_fpr_DT0(DFPREG(rs1));
3738                     gen_op_load_fpr_DT1(DFPREG(rs2));
3739                     tcg_gen_helper_0_0(helper_fmul8ulx16);
3740                     gen_op_store_DT0_fpr(DFPREG(rd));
3741                     break;
3742                 case 0x038: /* VIS I fmuld8sux16 */
3743                     CHECK_FPU_FEATURE(dc, VIS1);
3744                     gen_op_load_fpr_DT0(DFPREG(rs1));
3745                     gen_op_load_fpr_DT1(DFPREG(rs2));
3746                     tcg_gen_helper_0_0(helper_fmuld8sux16);
3747                     gen_op_store_DT0_fpr(DFPREG(rd));
3748                     break;
3749                 case 0x039: /* VIS I fmuld8ulx16 */
3750                     CHECK_FPU_FEATURE(dc, VIS1);
3751                     gen_op_load_fpr_DT0(DFPREG(rs1));
3752                     gen_op_load_fpr_DT1(DFPREG(rs2));
3753                     tcg_gen_helper_0_0(helper_fmuld8ulx16);
3754                     gen_op_store_DT0_fpr(DFPREG(rd));
3755                     break;
3756                 case 0x03a: /* VIS I fpack32 */
3757                 case 0x03b: /* VIS I fpack16 */
3758                 case 0x03d: /* VIS I fpackfix */
3759                 case 0x03e: /* VIS I pdist */
3760                     // XXX
3761                     goto illegal_insn;
3762                 case 0x048: /* VIS I faligndata */
3763                     CHECK_FPU_FEATURE(dc, VIS1);
3764                     gen_op_load_fpr_DT0(DFPREG(rs1));
3765                     gen_op_load_fpr_DT1(DFPREG(rs2));
3766                     tcg_gen_helper_0_0(helper_faligndata);
3767                     gen_op_store_DT0_fpr(DFPREG(rd));
3768                     break;
3769                 case 0x04b: /* VIS I fpmerge */
3770                     CHECK_FPU_FEATURE(dc, VIS1);
3771                     gen_op_load_fpr_DT0(DFPREG(rs1));
3772                     gen_op_load_fpr_DT1(DFPREG(rs2));
3773                     tcg_gen_helper_0_0(helper_fpmerge);
3774                     gen_op_store_DT0_fpr(DFPREG(rd));
3775                     break;
3776                 case 0x04c: /* VIS II bshuffle */
3777                     // XXX
3778                     goto illegal_insn;
3779                 case 0x04d: /* VIS I fexpand */
3780                     CHECK_FPU_FEATURE(dc, VIS1);
3781                     gen_op_load_fpr_DT0(DFPREG(rs1));
3782                     gen_op_load_fpr_DT1(DFPREG(rs2));
3783                     tcg_gen_helper_0_0(helper_fexpand);
3784                     gen_op_store_DT0_fpr(DFPREG(rd));
3785                     break;
3786                 case 0x050: /* VIS I fpadd16 */
3787                     CHECK_FPU_FEATURE(dc, VIS1);
3788                     gen_op_load_fpr_DT0(DFPREG(rs1));
3789                     gen_op_load_fpr_DT1(DFPREG(rs2));
3790                     tcg_gen_helper_0_0(helper_fpadd16);
3791                     gen_op_store_DT0_fpr(DFPREG(rd));
3792                     break;
3793                 case 0x051: /* VIS I fpadd16s */
3794                     CHECK_FPU_FEATURE(dc, VIS1);
3795                     gen_op_load_fpr_FT0(rs1);
3796                     gen_op_load_fpr_FT1(rs2);
3797                     tcg_gen_helper_0_0(helper_fpadd16s);
3798                     gen_op_store_FT0_fpr(rd);
3799                     break;
3800                 case 0x052: /* VIS I fpadd32 */
3801                     CHECK_FPU_FEATURE(dc, VIS1);
3802                     gen_op_load_fpr_DT0(DFPREG(rs1));
3803                     gen_op_load_fpr_DT1(DFPREG(rs2));
3804                     tcg_gen_helper_0_0(helper_fpadd32);
3805                     gen_op_store_DT0_fpr(DFPREG(rd));
3806                     break;
3807                 case 0x053: /* VIS I fpadd32s */
3808                     CHECK_FPU_FEATURE(dc, VIS1);
3809                     gen_op_load_fpr_FT0(rs1);
3810                     gen_op_load_fpr_FT1(rs2);
3811                     tcg_gen_helper_0_0(helper_fpadd32s);
3812                     gen_op_store_FT0_fpr(rd);
3813                     break;
3814                 case 0x054: /* VIS I fpsub16 */
3815                     CHECK_FPU_FEATURE(dc, VIS1);
3816                     gen_op_load_fpr_DT0(DFPREG(rs1));
3817                     gen_op_load_fpr_DT1(DFPREG(rs2));
3818                     tcg_gen_helper_0_0(helper_fpsub16);
3819                     gen_op_store_DT0_fpr(DFPREG(rd));
3820                     break;
3821                 case 0x055: /* VIS I fpsub16s */
3822                     CHECK_FPU_FEATURE(dc, VIS1);
3823                     gen_op_load_fpr_FT0(rs1);
3824                     gen_op_load_fpr_FT1(rs2);
3825                     tcg_gen_helper_0_0(helper_fpsub16s);
3826                     gen_op_store_FT0_fpr(rd);
3827                     break;
3828                 case 0x056: /* VIS I fpsub32 */
3829                     CHECK_FPU_FEATURE(dc, VIS1);
3830                     gen_op_load_fpr_DT0(DFPREG(rs1));
3831                     gen_op_load_fpr_DT1(DFPREG(rs2));
3832                     tcg_gen_helper_0_0(helper_fpadd32);
3833                     gen_op_store_DT0_fpr(DFPREG(rd));
3834                     break;
3835                 case 0x057: /* VIS I fpsub32s */
3836                     CHECK_FPU_FEATURE(dc, VIS1);
3837                     gen_op_load_fpr_FT0(rs1);
3838                     gen_op_load_fpr_FT1(rs2);
3839                     tcg_gen_helper_0_0(helper_fpsub32s);
3840                     gen_op_store_FT0_fpr(rd);
3841                     break;
3842                 case 0x060: /* VIS I fzero */
3843                     CHECK_FPU_FEATURE(dc, VIS1);
3844                     tcg_gen_helper_0_0(helper_movl_DT0_0);
3845                     gen_op_store_DT0_fpr(DFPREG(rd));
3846                     break;
3847                 case 0x061: /* VIS I fzeros */
3848                     CHECK_FPU_FEATURE(dc, VIS1);
3849                     tcg_gen_helper_0_0(helper_movl_FT0_0);
3850                     gen_op_store_FT0_fpr(rd);
3851                     break;
3852                 case 0x062: /* VIS I fnor */
3853                     CHECK_FPU_FEATURE(dc, VIS1);
3854                     gen_op_load_fpr_DT0(DFPREG(rs1));
3855                     gen_op_load_fpr_DT1(DFPREG(rs2));
3856                     tcg_gen_helper_0_0(helper_fnor);
3857                     gen_op_store_DT0_fpr(DFPREG(rd));
3858                     break;
3859                 case 0x063: /* VIS I fnors */
3860                     CHECK_FPU_FEATURE(dc, VIS1);
3861                     gen_op_load_fpr_FT0(rs1);
3862                     gen_op_load_fpr_FT1(rs2);
3863                     tcg_gen_helper_0_0(helper_fnors);
3864                     gen_op_store_FT0_fpr(rd);
3865                     break;
3866                 case 0x064: /* VIS I fandnot2 */
3867                     CHECK_FPU_FEATURE(dc, VIS1);
3868                     gen_op_load_fpr_DT1(DFPREG(rs1));
3869                     gen_op_load_fpr_DT0(DFPREG(rs2));
3870                     tcg_gen_helper_0_0(helper_fandnot);
3871                     gen_op_store_DT0_fpr(DFPREG(rd));
3872                     break;
3873                 case 0x065: /* VIS I fandnot2s */
3874                     CHECK_FPU_FEATURE(dc, VIS1);
3875                     gen_op_load_fpr_FT1(rs1);
3876                     gen_op_load_fpr_FT0(rs2);
3877                     tcg_gen_helper_0_0(helper_fandnots);
3878                     gen_op_store_FT0_fpr(rd);
3879                     break;
3880                 case 0x066: /* VIS I fnot2 */
3881                     CHECK_FPU_FEATURE(dc, VIS1);
3882                     gen_op_load_fpr_DT1(DFPREG(rs2));
3883                     tcg_gen_helper_0_0(helper_fnot);
3884                     gen_op_store_DT0_fpr(DFPREG(rd));
3885                     break;
3886                 case 0x067: /* VIS I fnot2s */
3887                     CHECK_FPU_FEATURE(dc, VIS1);
3888                     gen_op_load_fpr_FT1(rs2);
3889                     tcg_gen_helper_0_0(helper_fnot);
3890                     gen_op_store_FT0_fpr(rd);
3891                     break;
3892                 case 0x068: /* VIS I fandnot1 */
3893                     CHECK_FPU_FEATURE(dc, VIS1);
3894                     gen_op_load_fpr_DT0(DFPREG(rs1));
3895                     gen_op_load_fpr_DT1(DFPREG(rs2));
3896                     tcg_gen_helper_0_0(helper_fandnot);
3897                     gen_op_store_DT0_fpr(DFPREG(rd));
3898                     break;
3899                 case 0x069: /* VIS I fandnot1s */
3900                     CHECK_FPU_FEATURE(dc, VIS1);
3901                     gen_op_load_fpr_FT0(rs1);
3902                     gen_op_load_fpr_FT1(rs2);
3903                     tcg_gen_helper_0_0(helper_fandnots);
3904                     gen_op_store_FT0_fpr(rd);
3905                     break;
3906                 case 0x06a: /* VIS I fnot1 */
3907                     CHECK_FPU_FEATURE(dc, VIS1);
3908                     gen_op_load_fpr_DT1(DFPREG(rs1));
3909                     tcg_gen_helper_0_0(helper_fnot);
3910                     gen_op_store_DT0_fpr(DFPREG(rd));
3911                     break;
3912                 case 0x06b: /* VIS I fnot1s */
3913                     CHECK_FPU_FEATURE(dc, VIS1);
3914                     gen_op_load_fpr_FT1(rs1);
3915                     tcg_gen_helper_0_0(helper_fnot);
3916                     gen_op_store_FT0_fpr(rd);
3917                     break;
3918                 case 0x06c: /* VIS I fxor */
3919                     CHECK_FPU_FEATURE(dc, VIS1);
3920                     gen_op_load_fpr_DT0(DFPREG(rs1));
3921                     gen_op_load_fpr_DT1(DFPREG(rs2));
3922                     tcg_gen_helper_0_0(helper_fxor);
3923                     gen_op_store_DT0_fpr(DFPREG(rd));
3924                     break;
3925                 case 0x06d: /* VIS I fxors */
3926                     CHECK_FPU_FEATURE(dc, VIS1);
3927                     gen_op_load_fpr_FT0(rs1);
3928                     gen_op_load_fpr_FT1(rs2);
3929                     tcg_gen_helper_0_0(helper_fxors);
3930                     gen_op_store_FT0_fpr(rd);
3931                     break;
3932                 case 0x06e: /* VIS I fnand */
3933                     CHECK_FPU_FEATURE(dc, VIS1);
3934                     gen_op_load_fpr_DT0(DFPREG(rs1));
3935                     gen_op_load_fpr_DT1(DFPREG(rs2));
3936                     tcg_gen_helper_0_0(helper_fnand);
3937                     gen_op_store_DT0_fpr(DFPREG(rd));
3938                     break;
3939                 case 0x06f: /* VIS I fnands */
3940                     CHECK_FPU_FEATURE(dc, VIS1);
3941                     gen_op_load_fpr_FT0(rs1);
3942                     gen_op_load_fpr_FT1(rs2);
3943                     tcg_gen_helper_0_0(helper_fnands);
3944                     gen_op_store_FT0_fpr(rd);
3945                     break;
3946                 case 0x070: /* VIS I fand */
3947                     CHECK_FPU_FEATURE(dc, VIS1);
3948                     gen_op_load_fpr_DT0(DFPREG(rs1));
3949                     gen_op_load_fpr_DT1(DFPREG(rs2));
3950                     tcg_gen_helper_0_0(helper_fand);
3951                     gen_op_store_DT0_fpr(DFPREG(rd));
3952                     break;
3953                 case 0x071: /* VIS I fands */
3954                     CHECK_FPU_FEATURE(dc, VIS1);
3955                     gen_op_load_fpr_FT0(rs1);
3956                     gen_op_load_fpr_FT1(rs2);
3957                     tcg_gen_helper_0_0(helper_fands);
3958                     gen_op_store_FT0_fpr(rd);
3959                     break;
3960                 case 0x072: /* VIS I fxnor */
3961                     CHECK_FPU_FEATURE(dc, VIS1);
3962                     gen_op_load_fpr_DT0(DFPREG(rs1));
3963                     gen_op_load_fpr_DT1(DFPREG(rs2));
3964                     tcg_gen_helper_0_0(helper_fxnor);
3965                     gen_op_store_DT0_fpr(DFPREG(rd));
3966                     break;
3967                 case 0x073: /* VIS I fxnors */
3968                     CHECK_FPU_FEATURE(dc, VIS1);
3969                     gen_op_load_fpr_FT0(rs1);
3970                     gen_op_load_fpr_FT1(rs2);
3971                     tcg_gen_helper_0_0(helper_fxnors);
3972                     gen_op_store_FT0_fpr(rd);
3973                     break;
3974                 case 0x074: /* VIS I fsrc1 */
3975                     CHECK_FPU_FEATURE(dc, VIS1);
3976                     gen_op_load_fpr_DT0(DFPREG(rs1));
3977                     gen_op_store_DT0_fpr(DFPREG(rd));
3978                     break;
3979                 case 0x075: /* VIS I fsrc1s */
3980                     CHECK_FPU_FEATURE(dc, VIS1);
3981                     gen_op_load_fpr_FT0(rs1);
3982                     gen_op_store_FT0_fpr(rd);
3983                     break;
3984                 case 0x076: /* VIS I fornot2 */
3985                     CHECK_FPU_FEATURE(dc, VIS1);
3986                     gen_op_load_fpr_DT1(DFPREG(rs1));
3987                     gen_op_load_fpr_DT0(DFPREG(rs2));
3988                     tcg_gen_helper_0_0(helper_fornot);
3989                     gen_op_store_DT0_fpr(DFPREG(rd));
3990                     break;
3991                 case 0x077: /* VIS I fornot2s */
3992                     CHECK_FPU_FEATURE(dc, VIS1);
3993                     gen_op_load_fpr_FT1(rs1);
3994                     gen_op_load_fpr_FT0(rs2);
3995                     tcg_gen_helper_0_0(helper_fornots);
3996                     gen_op_store_FT0_fpr(rd);
3997                     break;
3998                 case 0x078: /* VIS I fsrc2 */
3999                     CHECK_FPU_FEATURE(dc, VIS1);
4000                     gen_op_load_fpr_DT0(DFPREG(rs2));
4001                     gen_op_store_DT0_fpr(DFPREG(rd));
4002                     break;
4003                 case 0x079: /* VIS I fsrc2s */
4004                     CHECK_FPU_FEATURE(dc, VIS1);
4005                     gen_op_load_fpr_FT0(rs2);
4006                     gen_op_store_FT0_fpr(rd);
4007                     break;
4008                 case 0x07a: /* VIS I fornot1 */
4009                     CHECK_FPU_FEATURE(dc, VIS1);
4010                     gen_op_load_fpr_DT0(DFPREG(rs1));
4011                     gen_op_load_fpr_DT1(DFPREG(rs2));
4012                     tcg_gen_helper_0_0(helper_fornot);
4013                     gen_op_store_DT0_fpr(DFPREG(rd));
4014                     break;
4015                 case 0x07b: /* VIS I fornot1s */
4016                     CHECK_FPU_FEATURE(dc, VIS1);
4017                     gen_op_load_fpr_FT0(rs1);
4018                     gen_op_load_fpr_FT1(rs2);
4019                     tcg_gen_helper_0_0(helper_fornots);
4020                     gen_op_store_FT0_fpr(rd);
4021                     break;
4022                 case 0x07c: /* VIS I for */
4023                     CHECK_FPU_FEATURE(dc, VIS1);
4024                     gen_op_load_fpr_DT0(DFPREG(rs1));
4025                     gen_op_load_fpr_DT1(DFPREG(rs2));
4026                     tcg_gen_helper_0_0(helper_for);
4027                     gen_op_store_DT0_fpr(DFPREG(rd));
4028                     break;
4029                 case 0x07d: /* VIS I fors */
4030                     CHECK_FPU_FEATURE(dc, VIS1);
4031                     gen_op_load_fpr_FT0(rs1);
4032                     gen_op_load_fpr_FT1(rs2);
4033                     tcg_gen_helper_0_0(helper_fors);
4034                     gen_op_store_FT0_fpr(rd);
4035                     break;
4036                 case 0x07e: /* VIS I fone */
4037                     CHECK_FPU_FEATURE(dc, VIS1);
4038                     tcg_gen_helper_0_0(helper_movl_DT0_1);
4039                     gen_op_store_DT0_fpr(DFPREG(rd));
4040                     break;
4041                 case 0x07f: /* VIS I fones */
4042                     CHECK_FPU_FEATURE(dc, VIS1);
4043                     tcg_gen_helper_0_0(helper_movl_FT0_1);
4044                     gen_op_store_FT0_fpr(rd);
4045                     break;
4046                 case 0x080: /* VIS I shutdown */
4047                 case 0x081: /* VIS II siam */
4048                     // XXX
4049                     goto illegal_insn;
4050                 default:
4051                     goto illegal_insn;
4052                 }
4053 #else
4054                 goto ncp_insn;
4055 #endif
4056             } else if (xop == 0x37) { /* V8 CPop2, V9 impdep2 */
4057 #ifdef TARGET_SPARC64
4058                 goto illegal_insn;
4059 #else
4060                 goto ncp_insn;
4061 #endif
4062 #ifdef TARGET_SPARC64
4063             } else if (xop == 0x39) { /* V9 return */
4064                 TCGv r_const;
4065
4066                 save_state(dc, cpu_cond);
4067                 cpu_src1 = get_src1(insn, cpu_src1);
4068                 if (IS_IMM) {   /* immediate */
4069                     rs2 = GET_FIELDs(insn, 19, 31);
4070                     tcg_gen_addi_tl(cpu_dst, cpu_src1, (int)rs2);
4071                 } else {                /* register */
4072                     rs2 = GET_FIELD(insn, 27, 31);
4073                     if (rs2) {
4074                         gen_movl_reg_TN(rs2, cpu_src2);
4075                         tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
4076                     } else
4077                         tcg_gen_mov_tl(cpu_dst, cpu_src1);
4078                 }
4079                 tcg_gen_helper_0_0(helper_restore);
4080                 gen_mov_pc_npc(dc, cpu_cond);
4081                 r_const = tcg_const_i32(3);
4082                 tcg_gen_helper_0_2(helper_check_align, cpu_dst, r_const);
4083                 tcg_temp_free(r_const);
4084                 tcg_gen_mov_tl(cpu_npc, cpu_dst);
4085                 dc->npc = DYNAMIC_PC;
4086                 goto jmp_insn;
4087 #endif
4088             } else {
4089                 cpu_src1 = get_src1(insn, cpu_src1);
4090                 if (IS_IMM) {   /* immediate */
4091                     rs2 = GET_FIELDs(insn, 19, 31);
4092                     tcg_gen_addi_tl(cpu_dst, cpu_src1, (int)rs2);
4093                 } else {                /* register */
4094                     rs2 = GET_FIELD(insn, 27, 31);
4095                     if (rs2) {
4096                         gen_movl_reg_TN(rs2, cpu_src2);
4097                         tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
4098                     } else
4099                         tcg_gen_mov_tl(cpu_dst, cpu_src1);
4100                 }
4101                 switch (xop) {
4102                 case 0x38:      /* jmpl */
4103                     {
4104                         TCGv r_const;
4105
4106                         r_const = tcg_const_tl(dc->pc);
4107                         gen_movl_TN_reg(rd, r_const);
4108                         tcg_temp_free(r_const);
4109                         gen_mov_pc_npc(dc, cpu_cond);
4110                         r_const = tcg_const_i32(3);
4111                         tcg_gen_helper_0_2(helper_check_align, cpu_dst,
4112                                            r_const);
4113                         tcg_temp_free(r_const);
4114                         tcg_gen_mov_tl(cpu_npc, cpu_dst);
4115                         dc->npc = DYNAMIC_PC;
4116                     }
4117                     goto jmp_insn;
4118 #if !defined(CONFIG_USER_ONLY) && !defined(TARGET_SPARC64)
4119                 case 0x39:      /* rett, V9 return */
4120                     {
4121                         TCGv r_const;
4122
4123                         if (!supervisor(dc))
4124                             goto priv_insn;
4125                         gen_mov_pc_npc(dc, cpu_cond);
4126                         r_const = tcg_const_i32(3);
4127                         tcg_gen_helper_0_2(helper_check_align, cpu_dst,
4128                                            r_const);
4129                         tcg_temp_free(r_const);
4130                         tcg_gen_mov_tl(cpu_npc, cpu_dst);
4131                         dc->npc = DYNAMIC_PC;
4132                         tcg_gen_helper_0_0(helper_rett);
4133                     }
4134                     goto jmp_insn;
4135 #endif
4136                 case 0x3b: /* flush */
4137                     if (!((dc)->features & CPU_FEATURE_FLUSH))
4138                         goto unimp_flush;
4139                     tcg_gen_helper_0_1(helper_flush, cpu_dst);
4140                     break;
4141                 case 0x3c:      /* save */
4142                     save_state(dc, cpu_cond);
4143                     tcg_gen_helper_0_0(helper_save);
4144                     gen_movl_TN_reg(rd, cpu_dst);
4145                     break;
4146                 case 0x3d:      /* restore */
4147                     save_state(dc, cpu_cond);
4148                     tcg_gen_helper_0_0(helper_restore);
4149                     gen_movl_TN_reg(rd, cpu_dst);
4150                     break;
4151 #if !defined(CONFIG_USER_ONLY) && defined(TARGET_SPARC64)
4152                 case 0x3e:      /* V9 done/retry */
4153                     {
4154                         switch (rd) {
4155                         case 0:
4156                             if (!supervisor(dc))
4157                                 goto priv_insn;
4158                             dc->npc = DYNAMIC_PC;
4159                             dc->pc = DYNAMIC_PC;
4160                             tcg_gen_helper_0_0(helper_done);
4161                             goto jmp_insn;
4162                         case 1:
4163                             if (!supervisor(dc))
4164                                 goto priv_insn;
4165                             dc->npc = DYNAMIC_PC;
4166                             dc->pc = DYNAMIC_PC;
4167                             tcg_gen_helper_0_0(helper_retry);
4168                             goto jmp_insn;
4169                         default:
4170                             goto illegal_insn;
4171                         }
4172                     }
4173                     break;
4174 #endif
4175                 default:
4176                     goto illegal_insn;
4177                 }
4178             }
4179             break;
4180         }
4181         break;
4182     case 3:                     /* load/store instructions */
4183         {
4184             unsigned int xop = GET_FIELD(insn, 7, 12);
4185
4186             cpu_src1 = get_src1(insn, cpu_src1);
4187             if (xop == 0x3c || xop == 0x3e)
4188             {
4189                 rs2 = GET_FIELD(insn, 27, 31);
4190                 gen_movl_reg_TN(rs2, cpu_src2);
4191             }
4192             else if (IS_IMM) {       /* immediate */
4193                 rs2 = GET_FIELDs(insn, 19, 31);
4194                 tcg_gen_addi_tl(cpu_addr, cpu_src1, (int)rs2);
4195             } else {            /* register */
4196                 rs2 = GET_FIELD(insn, 27, 31);
4197                 if (rs2 != 0) {
4198                     gen_movl_reg_TN(rs2, cpu_src2);
4199                     tcg_gen_add_tl(cpu_addr, cpu_src1, cpu_src2);
4200                 } else
4201                     tcg_gen_mov_tl(cpu_addr, cpu_src1);
4202             }
4203             if (xop < 4 || (xop > 7 && xop < 0x14 && xop != 0x0e) ||
4204                 (xop > 0x17 && xop <= 0x1d ) ||
4205                 (xop > 0x2c && xop <= 0x33) || xop == 0x1f || xop == 0x3d) {
4206                 switch (xop) {
4207                 case 0x0:       /* load unsigned word */
4208                     ABI32_MASK(cpu_addr);
4209                     tcg_gen_qemu_ld32u(cpu_val, cpu_addr, dc->mem_idx);
4210                     break;
4211                 case 0x1:       /* load unsigned byte */
4212                     ABI32_MASK(cpu_addr);
4213                     tcg_gen_qemu_ld8u(cpu_val, cpu_addr, dc->mem_idx);
4214                     break;
4215                 case 0x2:       /* load unsigned halfword */
4216                     ABI32_MASK(cpu_addr);
4217                     tcg_gen_qemu_ld16u(cpu_val, cpu_addr, dc->mem_idx);
4218                     break;
4219                 case 0x3:       /* load double word */
4220                     if (rd & 1)
4221                         goto illegal_insn;
4222                     else {
4223                         TCGv r_const;
4224
4225                         save_state(dc, cpu_cond);
4226                         r_const = tcg_const_i32(7);
4227                         tcg_gen_helper_0_2(helper_check_align, cpu_dst,
4228                                            r_const); // XXX remove
4229                         tcg_temp_free(r_const);
4230                         ABI32_MASK(cpu_addr);
4231                         tcg_gen_qemu_ld64(cpu_tmp64, cpu_addr, dc->mem_idx);
4232                         tcg_gen_trunc_i64_tl(cpu_tmp0, cpu_tmp64);
4233                         tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0xffffffffULL);
4234                         gen_movl_TN_reg(rd + 1, cpu_tmp0);
4235                         tcg_gen_shri_i64(cpu_tmp64, cpu_tmp64, 32);
4236                         tcg_gen_trunc_i64_tl(cpu_val, cpu_tmp64);
4237                         tcg_gen_andi_tl(cpu_val, cpu_val, 0xffffffffULL);
4238                     }
4239                     break;
4240                 case 0x9:       /* load signed byte */
4241                     ABI32_MASK(cpu_addr);
4242                     tcg_gen_qemu_ld8s(cpu_val, cpu_addr, dc->mem_idx);
4243                     break;
4244                 case 0xa:       /* load signed halfword */
4245                     ABI32_MASK(cpu_addr);
4246                     tcg_gen_qemu_ld16s(cpu_val, cpu_addr, dc->mem_idx);
4247                     break;
4248                 case 0xd:       /* ldstub -- XXX: should be atomically */
4249                     {
4250                         TCGv r_const;
4251
4252                         ABI32_MASK(cpu_addr);
4253                         tcg_gen_qemu_ld8s(cpu_val, cpu_addr, dc->mem_idx);
4254                         r_const = tcg_const_tl(0xff);
4255                         tcg_gen_qemu_st8(r_const, cpu_addr, dc->mem_idx);
4256                         tcg_temp_free(r_const);
4257                     }
4258                     break;
4259                 case 0x0f:      /* swap register with memory. Also
4260                                    atomically */
4261                     CHECK_IU_FEATURE(dc, SWAP);
4262                     gen_movl_reg_TN(rd, cpu_val);
4263                     ABI32_MASK(cpu_addr);
4264                     tcg_gen_qemu_ld32u(cpu_tmp32, cpu_addr, dc->mem_idx);
4265                     tcg_gen_qemu_st32(cpu_val, cpu_addr, dc->mem_idx);
4266                     tcg_gen_extu_i32_tl(cpu_val, cpu_tmp32);
4267                     break;
4268 #if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64)
4269                 case 0x10:      /* load word alternate */
4270 #ifndef TARGET_SPARC64
4271                     if (IS_IMM)
4272                         goto illegal_insn;
4273                     if (!supervisor(dc))
4274                         goto priv_insn;
4275 #endif
4276                     save_state(dc, cpu_cond);
4277                     gen_ld_asi(cpu_val, cpu_addr, insn, 4, 0);
4278                     break;
4279                 case 0x11:      /* load unsigned byte alternate */
4280 #ifndef TARGET_SPARC64
4281                     if (IS_IMM)
4282                         goto illegal_insn;
4283                     if (!supervisor(dc))
4284                         goto priv_insn;
4285 #endif
4286                     save_state(dc, cpu_cond);
4287                     gen_ld_asi(cpu_val, cpu_addr, insn, 1, 0);
4288                     break;
4289                 case 0x12:      /* load unsigned halfword alternate */
4290 #ifndef TARGET_SPARC64
4291                     if (IS_IMM)
4292                         goto illegal_insn;
4293                     if (!supervisor(dc))
4294                         goto priv_insn;
4295 #endif
4296                     save_state(dc, cpu_cond);
4297                     gen_ld_asi(cpu_val, cpu_addr, insn, 2, 0);
4298                     break;
4299                 case 0x13:      /* load double word alternate */
4300 #ifndef TARGET_SPARC64
4301                     if (IS_IMM)
4302                         goto illegal_insn;
4303                     if (!supervisor(dc))
4304                         goto priv_insn;
4305 #endif
4306                     if (rd & 1)
4307                         goto illegal_insn;
4308                     save_state(dc, cpu_cond);
4309                     gen_ldda_asi(cpu_tmp0, cpu_val, cpu_addr, insn);
4310                     gen_movl_TN_reg(rd + 1, cpu_tmp0);
4311                     break;
4312                 case 0x19:      /* load signed byte alternate */
4313 #ifndef TARGET_SPARC64
4314                     if (IS_IMM)
4315                         goto illegal_insn;
4316                     if (!supervisor(dc))
4317                         goto priv_insn;
4318 #endif
4319                     save_state(dc, cpu_cond);
4320                     gen_ld_asi(cpu_val, cpu_addr, insn, 1, 1);
4321                     break;
4322                 case 0x1a:      /* load signed halfword alternate */
4323 #ifndef TARGET_SPARC64
4324                     if (IS_IMM)
4325                         goto illegal_insn;
4326                     if (!supervisor(dc))
4327                         goto priv_insn;
4328 #endif
4329                     save_state(dc, cpu_cond);
4330                     gen_ld_asi(cpu_val, cpu_addr, insn, 2, 1);
4331                     break;
4332                 case 0x1d:      /* ldstuba -- XXX: should be atomically */
4333 #ifndef TARGET_SPARC64
4334                     if (IS_IMM)
4335                         goto illegal_insn;
4336                     if (!supervisor(dc))
4337                         goto priv_insn;
4338 #endif
4339                     save_state(dc, cpu_cond);
4340                     gen_ldstub_asi(cpu_val, cpu_addr, insn);
4341                     break;
4342                 case 0x1f:      /* swap reg with alt. memory. Also
4343                                    atomically */
4344                     CHECK_IU_FEATURE(dc, SWAP);
4345 #ifndef TARGET_SPARC64
4346                     if (IS_IMM)
4347                         goto illegal_insn;
4348                     if (!supervisor(dc))
4349                         goto priv_insn;
4350 #endif
4351                     save_state(dc, cpu_cond);
4352                     gen_movl_reg_TN(rd, cpu_val);
4353                     gen_swap_asi(cpu_val, cpu_addr, insn);
4354                     break;
4355
4356 #ifndef TARGET_SPARC64
4357                 case 0x30: /* ldc */
4358                 case 0x31: /* ldcsr */
4359                 case 0x33: /* lddc */
4360                     goto ncp_insn;
4361 #endif
4362 #endif
4363 #ifdef TARGET_SPARC64
4364                 case 0x08: /* V9 ldsw */
4365                     ABI32_MASK(cpu_addr);
4366                     tcg_gen_qemu_ld32s(cpu_val, cpu_addr, dc->mem_idx);
4367                     break;
4368                 case 0x0b: /* V9 ldx */
4369                     ABI32_MASK(cpu_addr);
4370                     tcg_gen_qemu_ld64(cpu_val, cpu_addr, dc->mem_idx);
4371                     break;
4372                 case 0x18: /* V9 ldswa */
4373                     save_state(dc, cpu_cond);
4374                     gen_ld_asi(cpu_val, cpu_addr, insn, 4, 1);
4375                     break;
4376                 case 0x1b: /* V9 ldxa */
4377                     save_state(dc, cpu_cond);
4378                     gen_ld_asi(cpu_val, cpu_addr, insn, 8, 0);
4379                     break;
4380                 case 0x2d: /* V9 prefetch, no effect */
4381                     goto skip_move;
4382                 case 0x30: /* V9 ldfa */
4383                     save_state(dc, cpu_cond);
4384                     gen_ldf_asi(cpu_addr, insn, 4, rd);
4385                     goto skip_move;
4386                 case 0x33: /* V9 lddfa */
4387                     save_state(dc, cpu_cond);
4388                     gen_ldf_asi(cpu_addr, insn, 8, DFPREG(rd));
4389                     goto skip_move;
4390                 case 0x3d: /* V9 prefetcha, no effect */
4391                     goto skip_move;
4392                 case 0x32: /* V9 ldqfa */
4393                     CHECK_FPU_FEATURE(dc, FLOAT128);
4394                     save_state(dc, cpu_cond);
4395                     gen_ldf_asi(cpu_addr, insn, 16, QFPREG(rd));
4396                     goto skip_move;
4397 #endif
4398                 default:
4399                     goto illegal_insn;
4400                 }
4401                 gen_movl_TN_reg(rd, cpu_val);
4402 #ifdef TARGET_SPARC64
4403             skip_move: ;
4404 #endif
4405             } else if (xop >= 0x20 && xop < 0x24) {
4406                 if (gen_trap_ifnofpu(dc, cpu_cond))
4407                     goto jmp_insn;
4408                 save_state(dc, cpu_cond);
4409                 switch (xop) {
4410                 case 0x20:      /* load fpreg */
4411                     ABI32_MASK(cpu_addr);
4412                     tcg_gen_qemu_ld32u(cpu_tmp32, cpu_addr, dc->mem_idx);
4413                     tcg_gen_st_i32(cpu_tmp32, cpu_env,
4414                                    offsetof(CPUState, fpr[rd]));
4415                     break;
4416                 case 0x21:      /* load fsr */
4417                     ABI32_MASK(cpu_addr);
4418                     tcg_gen_qemu_ld32u(cpu_tmp32, cpu_addr, dc->mem_idx);
4419                     tcg_gen_st_i32(cpu_tmp32, cpu_env,
4420                                    offsetof(CPUState, ft0));
4421                     tcg_gen_helper_0_0(helper_ldfsr);
4422                     break;
4423                 case 0x22:      /* load quad fpreg */
4424                     {
4425                         TCGv r_const;
4426
4427                         CHECK_FPU_FEATURE(dc, FLOAT128);
4428                         r_const = tcg_const_i32(dc->mem_idx);
4429                         tcg_gen_helper_0_2(helper_ldqf, cpu_addr, r_const);
4430                         tcg_temp_free(r_const);
4431                         gen_op_store_QT0_fpr(QFPREG(rd));
4432                     }
4433                     break;
4434                 case 0x23:      /* load double fpreg */
4435                     {
4436                         TCGv r_const;
4437
4438                         r_const = tcg_const_i32(dc->mem_idx);
4439                         tcg_gen_helper_0_2(helper_lddf, cpu_addr, r_const);
4440                         tcg_temp_free(r_const);
4441                         gen_op_store_DT0_fpr(DFPREG(rd));
4442                     }
4443                     break;
4444                 default:
4445                     goto illegal_insn;
4446                 }
4447             } else if (xop < 8 || (xop >= 0x14 && xop < 0x18) || \
4448                        xop == 0xe || xop == 0x1e) {
4449                 gen_movl_reg_TN(rd, cpu_val);
4450                 switch (xop) {
4451                 case 0x4: /* store word */
4452                     ABI32_MASK(cpu_addr);
4453                     tcg_gen_qemu_st32(cpu_val, cpu_addr, dc->mem_idx);
4454                     break;
4455                 case 0x5: /* store byte */
4456                     ABI32_MASK(cpu_addr);
4457                     tcg_gen_qemu_st8(cpu_val, cpu_addr, dc->mem_idx);
4458                     break;
4459                 case 0x6: /* store halfword */
4460                     ABI32_MASK(cpu_addr);
4461                     tcg_gen_qemu_st16(cpu_val, cpu_addr, dc->mem_idx);
4462                     break;
4463                 case 0x7: /* store double word */
4464                     if (rd & 1)
4465                         goto illegal_insn;
4466                     else {
4467                         TCGv r_low, r_const;
4468
4469                         save_state(dc, cpu_cond);
4470                         ABI32_MASK(cpu_addr);
4471                         r_const = tcg_const_i32(7);
4472                         tcg_gen_helper_0_2(helper_check_align, cpu_addr,
4473                                            r_const); // XXX remove
4474                         tcg_temp_free(r_const);
4475                         r_low = tcg_temp_new(TCG_TYPE_TL);
4476                         gen_movl_reg_TN(rd + 1, r_low);
4477                         tcg_gen_helper_1_2(helper_pack64, cpu_tmp64, cpu_val,
4478                                            r_low);
4479                         tcg_temp_free(r_low);
4480                         tcg_gen_qemu_st64(cpu_tmp64, cpu_addr, dc->mem_idx);
4481                     }
4482                     break;
4483 #if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64)
4484                 case 0x14: /* store word alternate */
4485 #ifndef TARGET_SPARC64
4486                     if (IS_IMM)
4487                         goto illegal_insn;
4488                     if (!supervisor(dc))
4489                         goto priv_insn;
4490 #endif
4491                     save_state(dc, cpu_cond);
4492                     gen_st_asi(cpu_val, cpu_addr, insn, 4);
4493                     break;
4494                 case 0x15: /* store byte alternate */
4495 #ifndef TARGET_SPARC64
4496                     if (IS_IMM)
4497                         goto illegal_insn;
4498                     if (!supervisor(dc))
4499                         goto priv_insn;
4500 #endif
4501                     save_state(dc, cpu_cond);
4502                     gen_st_asi(cpu_val, cpu_addr, insn, 1);
4503                     break;
4504                 case 0x16: /* store halfword alternate */
4505 #ifndef TARGET_SPARC64
4506                     if (IS_IMM)
4507                         goto illegal_insn;
4508                     if (!supervisor(dc))
4509                         goto priv_insn;
4510 #endif
4511                     save_state(dc, cpu_cond);
4512                     gen_st_asi(cpu_val, cpu_addr, insn, 2);
4513                     break;
4514                 case 0x17: /* store double word alternate */
4515 #ifndef TARGET_SPARC64
4516                     if (IS_IMM)
4517                         goto illegal_insn;
4518                     if (!supervisor(dc))
4519                         goto priv_insn;
4520 #endif
4521                     if (rd & 1)
4522                         goto illegal_insn;
4523                     else {
4524                         save_state(dc, cpu_cond);
4525                         gen_stda_asi(cpu_val, cpu_addr, insn, rd);
4526                     }
4527                     break;
4528 #endif
4529 #ifdef TARGET_SPARC64
4530                 case 0x0e: /* V9 stx */
4531                     ABI32_MASK(cpu_addr);
4532                     tcg_gen_qemu_st64(cpu_val, cpu_addr, dc->mem_idx);
4533                     break;
4534                 case 0x1e: /* V9 stxa */
4535                     save_state(dc, cpu_cond);
4536                     gen_st_asi(cpu_val, cpu_addr, insn, 8);
4537                     break;
4538 #endif
4539                 default:
4540                     goto illegal_insn;
4541                 }
4542             } else if (xop > 0x23 && xop < 0x28) {
4543                 if (gen_trap_ifnofpu(dc, cpu_cond))
4544                     goto jmp_insn;
4545                 save_state(dc, cpu_cond);
4546                 switch (xop) {
4547                 case 0x24: /* store fpreg */
4548                     ABI32_MASK(cpu_addr);
4549                     tcg_gen_ld_i32(cpu_tmp32, cpu_env,
4550                                    offsetof(CPUState, fpr[rd]));
4551                     tcg_gen_qemu_st32(cpu_tmp32, cpu_addr, dc->mem_idx);
4552                     break;
4553                 case 0x25: /* stfsr, V9 stxfsr */
4554                     ABI32_MASK(cpu_addr);
4555                     tcg_gen_helper_0_0(helper_stfsr);
4556                     tcg_gen_ld_i32(cpu_tmp32, cpu_env,
4557                                    offsetof(CPUState, ft0));
4558                     tcg_gen_qemu_st32(cpu_tmp32, cpu_addr, dc->mem_idx);
4559                     break;
4560                 case 0x26:
4561 #ifdef TARGET_SPARC64
4562                     /* V9 stqf, store quad fpreg */
4563                     {
4564                         TCGv r_const;
4565
4566                         CHECK_FPU_FEATURE(dc, FLOAT128);
4567                         gen_op_load_fpr_QT0(QFPREG(rd));
4568                         r_const = tcg_const_i32(dc->mem_idx);
4569                         tcg_gen_helper_0_2(helper_stqf, cpu_addr, r_const);
4570                         tcg_temp_free(r_const);
4571                     }
4572                     break;
4573 #else /* !TARGET_SPARC64 */
4574                     /* stdfq, store floating point queue */
4575 #if defined(CONFIG_USER_ONLY)
4576                     goto illegal_insn;
4577 #else
4578                     if (!supervisor(dc))
4579                         goto priv_insn;
4580                     if (gen_trap_ifnofpu(dc, cpu_cond))
4581                         goto jmp_insn;
4582                     goto nfq_insn;
4583 #endif
4584 #endif
4585                 case 0x27: /* store double fpreg */
4586                     {
4587                         TCGv r_const;
4588
4589                         gen_op_load_fpr_DT0(DFPREG(rd));
4590                         r_const = tcg_const_i32(dc->mem_idx);
4591                         tcg_gen_helper_0_2(helper_stdf, cpu_addr, r_const);
4592                         tcg_temp_free(r_const);
4593                     }
4594                     break;
4595                 default:
4596                     goto illegal_insn;
4597                 }
4598             } else if (xop > 0x33 && xop < 0x3f) {
4599                 save_state(dc, cpu_cond);
4600                 switch (xop) {
4601 #ifdef TARGET_SPARC64
4602                 case 0x34: /* V9 stfa */
4603                     gen_op_load_fpr_FT0(rd);
4604                     gen_stf_asi(cpu_addr, insn, 4, rd);
4605                     break;
4606                 case 0x36: /* V9 stqfa */
4607                     {
4608                         TCGv r_const;
4609
4610                         CHECK_FPU_FEATURE(dc, FLOAT128);
4611                         r_const = tcg_const_i32(7);
4612                         tcg_gen_helper_0_2(helper_check_align, cpu_addr,
4613                                            r_const);
4614                         tcg_temp_free(r_const);
4615                         gen_op_load_fpr_QT0(QFPREG(rd));
4616                         gen_stf_asi(cpu_addr, insn, 16, QFPREG(rd));
4617                     }
4618                     break;
4619                 case 0x37: /* V9 stdfa */
4620                     gen_op_load_fpr_DT0(DFPREG(rd));
4621                     gen_stf_asi(cpu_addr, insn, 8, DFPREG(rd));
4622                     break;
4623                 case 0x3c: /* V9 casa */
4624                     gen_cas_asi(cpu_val, cpu_addr, cpu_val, insn, rd);
4625                     gen_movl_TN_reg(rd, cpu_val);
4626                     break;
4627                 case 0x3e: /* V9 casxa */
4628                     gen_casx_asi(cpu_val, cpu_addr, cpu_val, insn, rd);
4629                     gen_movl_TN_reg(rd, cpu_val);
4630                     break;
4631 #else
4632                 case 0x34: /* stc */
4633                 case 0x35: /* stcsr */
4634                 case 0x36: /* stdcq */
4635                 case 0x37: /* stdc */
4636                     goto ncp_insn;
4637 #endif
4638                 default:
4639                     goto illegal_insn;
4640                 }
4641             }
4642             else
4643                 goto illegal_insn;
4644         }
4645         break;
4646     }
4647     /* default case for non jump instructions */
4648     if (dc->npc == DYNAMIC_PC) {
4649         dc->pc = DYNAMIC_PC;
4650         gen_op_next_insn();
4651     } else if (dc->npc == JUMP_PC) {
4652         /* we can do a static jump */
4653         gen_branch2(dc, dc->jump_pc[0], dc->jump_pc[1], cpu_cond);
4654         dc->is_br = 1;
4655     } else {
4656         dc->pc = dc->npc;
4657         dc->npc = dc->npc + 4;
4658     }
4659  jmp_insn:
4660     return;
4661  illegal_insn:
4662     {
4663         TCGv r_const;
4664
4665         save_state(dc, cpu_cond);
4666         r_const = tcg_const_i32(TT_ILL_INSN);
4667         tcg_gen_helper_0_1(raise_exception, r_const);
4668         tcg_temp_free(r_const);
4669         dc->is_br = 1;
4670     }
4671     return;
4672  unimp_flush:
4673     {
4674         TCGv r_const;
4675
4676         save_state(dc, cpu_cond);
4677         r_const = tcg_const_i32(TT_UNIMP_FLUSH);
4678         tcg_gen_helper_0_1(raise_exception, r_const);
4679         tcg_temp_free(r_const);
4680         dc->is_br = 1;
4681     }
4682     return;
4683 #if !defined(CONFIG_USER_ONLY)
4684  priv_insn:
4685     {
4686         TCGv r_const;
4687
4688         save_state(dc, cpu_cond);
4689         r_const = tcg_const_i32(TT_PRIV_INSN);
4690         tcg_gen_helper_0_1(raise_exception, r_const);
4691         tcg_temp_free(r_const);
4692         dc->is_br = 1;
4693     }
4694     return;
4695 #endif
4696  nfpu_insn:
4697     save_state(dc, cpu_cond);
4698     gen_op_fpexception_im(FSR_FTT_UNIMPFPOP);
4699     dc->is_br = 1;
4700     return;
4701 #if !defined(CONFIG_USER_ONLY) && !defined(TARGET_SPARC64)
4702  nfq_insn:
4703     save_state(dc, cpu_cond);
4704     gen_op_fpexception_im(FSR_FTT_SEQ_ERROR);
4705     dc->is_br = 1;
4706     return;
4707 #endif
4708 #ifndef TARGET_SPARC64
4709  ncp_insn:
4710     {
4711         TCGv r_const;
4712
4713         save_state(dc, cpu_cond);
4714         r_const = tcg_const_i32(TT_NCP_INSN);
4715         tcg_gen_helper_0_1(raise_exception, r_const);
4716         tcg_temp_free(r_const);
4717         dc->is_br = 1;
4718     }
4719     return;
4720 #endif
4721 }
4722
4723 static inline int gen_intermediate_code_internal(TranslationBlock * tb,
4724                                                  int spc, CPUSPARCState *env)
4725 {
4726     target_ulong pc_start, last_pc;
4727     uint16_t *gen_opc_end;
4728     DisasContext dc1, *dc = &dc1;
4729     int j, lj = -1;
4730
4731     memset(dc, 0, sizeof(DisasContext));
4732     dc->tb = tb;
4733     pc_start = tb->pc;
4734     dc->pc = pc_start;
4735     last_pc = dc->pc;
4736     dc->npc = (target_ulong) tb->cs_base;
4737     dc->mem_idx = cpu_mmu_index(env);
4738     dc->features = env->features;
4739     if ((dc->features & CPU_FEATURE_FLOAT)) {
4740         dc->fpu_enabled = cpu_fpu_enabled(env);
4741 #if defined(CONFIG_USER_ONLY)
4742         dc->features |= CPU_FEATURE_FLOAT128;
4743 #endif
4744     } else
4745         dc->fpu_enabled = 0;
4746     gen_opc_end = gen_opc_buf + OPC_MAX_SIZE;
4747
4748     cpu_tmp0 = tcg_temp_new(TCG_TYPE_TL);
4749     cpu_tmp32 = tcg_temp_new(TCG_TYPE_I32);
4750     cpu_tmp64 = tcg_temp_new(TCG_TYPE_I64);
4751
4752     do {
4753         if (env->nb_breakpoints > 0) {
4754             for(j = 0; j < env->nb_breakpoints; j++) {
4755                 if (env->breakpoints[j] == dc->pc) {
4756                     if (dc->pc != pc_start)
4757                         save_state(dc, cpu_cond);
4758                     tcg_gen_helper_0_0(helper_debug);
4759                     tcg_gen_exit_tb(0);
4760                     dc->is_br = 1;
4761                     goto exit_gen_loop;
4762                 }
4763             }
4764         }
4765         if (spc) {
4766             if (loglevel > 0)
4767                 fprintf(logfile, "Search PC...\n");
4768             j = gen_opc_ptr - gen_opc_buf;
4769             if (lj < j) {
4770                 lj++;
4771                 while (lj < j)
4772                     gen_opc_instr_start[lj++] = 0;
4773                 gen_opc_pc[lj] = dc->pc;
4774                 gen_opc_npc[lj] = dc->npc;
4775                 gen_opc_instr_start[lj] = 1;
4776             }
4777         }
4778         last_pc = dc->pc;
4779         disas_sparc_insn(dc);
4780
4781         if (dc->is_br)
4782             break;
4783         /* if the next PC is different, we abort now */
4784         if (dc->pc != (last_pc + 4))
4785             break;
4786         /* if we reach a page boundary, we stop generation so that the
4787            PC of a TT_TFAULT exception is always in the right page */
4788         if ((dc->pc & (TARGET_PAGE_SIZE - 1)) == 0)
4789             break;
4790         /* if single step mode, we generate only one instruction and
4791            generate an exception */
4792         if (env->singlestep_enabled) {
4793             tcg_gen_movi_tl(cpu_pc, dc->pc);
4794             tcg_gen_exit_tb(0);
4795             break;
4796         }
4797     } while ((gen_opc_ptr < gen_opc_end) &&
4798              (dc->pc - pc_start) < (TARGET_PAGE_SIZE - 32));
4799
4800  exit_gen_loop:
4801     tcg_temp_free(cpu_tmp64);
4802     tcg_temp_free(cpu_tmp32);
4803     tcg_temp_free(cpu_tmp0);
4804     if (!dc->is_br) {
4805         if (dc->pc != DYNAMIC_PC &&
4806             (dc->npc != DYNAMIC_PC && dc->npc != JUMP_PC)) {
4807             /* static PC and NPC: we can use direct chaining */
4808             gen_goto_tb(dc, 0, dc->pc, dc->npc);
4809         } else {
4810             if (dc->pc != DYNAMIC_PC)
4811                 tcg_gen_movi_tl(cpu_pc, dc->pc);
4812             save_npc(dc, cpu_cond);
4813             tcg_gen_exit_tb(0);
4814         }
4815     }
4816     *gen_opc_ptr = INDEX_op_end;
4817     if (spc) {
4818         j = gen_opc_ptr - gen_opc_buf;
4819         lj++;
4820         while (lj <= j)
4821             gen_opc_instr_start[lj++] = 0;
4822 #if 0
4823         if (loglevel > 0) {
4824             page_dump(logfile);
4825         }
4826 #endif
4827         gen_opc_jump_pc[0] = dc->jump_pc[0];
4828         gen_opc_jump_pc[1] = dc->jump_pc[1];
4829     } else {
4830         tb->size = last_pc + 4 - pc_start;
4831     }
4832 #ifdef DEBUG_DISAS
4833     if (loglevel & CPU_LOG_TB_IN_ASM) {
4834         fprintf(logfile, "--------------\n");
4835         fprintf(logfile, "IN: %s\n", lookup_symbol(pc_start));
4836         target_disas(logfile, pc_start, last_pc + 4 - pc_start, 0);
4837         fprintf(logfile, "\n");
4838     }
4839 #endif
4840     return 0;
4841 }
4842
4843 int gen_intermediate_code(CPUSPARCState * env, TranslationBlock * tb)
4844 {
4845     return gen_intermediate_code_internal(tb, 0, env);
4846 }
4847
4848 int gen_intermediate_code_pc(CPUSPARCState * env, TranslationBlock * tb)
4849 {
4850     return gen_intermediate_code_internal(tb, 1, env);
4851 }
4852
4853 void gen_intermediate_code_init(CPUSPARCState *env)
4854 {
4855     unsigned int i;
4856     static int inited;
4857     static const char * const gregnames[8] = {
4858         NULL, // g0 not used
4859         "g1",
4860         "g2",
4861         "g3",
4862         "g4",
4863         "g5",
4864         "g6",
4865         "g7",
4866     };
4867
4868     /* init various static tables */
4869     if (!inited) {
4870         inited = 1;
4871
4872         cpu_env = tcg_global_reg_new(TCG_TYPE_PTR, TCG_AREG0, "env");
4873         cpu_regwptr = tcg_global_mem_new(TCG_TYPE_PTR, TCG_AREG0,
4874                                          offsetof(CPUState, regwptr),
4875                                          "regwptr");
4876 #ifdef TARGET_SPARC64
4877         cpu_xcc = tcg_global_mem_new(TCG_TYPE_I32,
4878                                      TCG_AREG0, offsetof(CPUState, xcc),
4879                                      "xcc");
4880 #endif
4881         /* XXX: T0 and T1 should be temporaries */
4882         cpu_T[0] = tcg_global_mem_new(TCG_TYPE_TL,
4883                                       TCG_AREG0, offsetof(CPUState, t0), "T0");
4884         cpu_T[1] = tcg_global_mem_new(TCG_TYPE_TL,
4885                                       TCG_AREG0, offsetof(CPUState, t1), "T1");
4886         cpu_cond = tcg_global_mem_new(TCG_TYPE_TL,
4887                                       TCG_AREG0, offsetof(CPUState, cond),
4888                                       "cond");
4889         cpu_cc_src = tcg_global_mem_new(TCG_TYPE_TL,
4890                                         TCG_AREG0, offsetof(CPUState, cc_src),
4891                                         "cc_src");
4892         cpu_cc_src2 = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0,
4893                                          offsetof(CPUState, cc_src2),
4894                                          "cc_src2");
4895         cpu_cc_dst = tcg_global_mem_new(TCG_TYPE_TL,
4896                                         TCG_AREG0, offsetof(CPUState, cc_dst),
4897                                         "cc_dst");
4898         cpu_psr = tcg_global_mem_new(TCG_TYPE_I32,
4899                                      TCG_AREG0, offsetof(CPUState, psr),
4900                                      "psr");
4901         cpu_fsr = tcg_global_mem_new(TCG_TYPE_TL,
4902                                      TCG_AREG0, offsetof(CPUState, fsr),
4903                                      "fsr");
4904         cpu_pc = tcg_global_mem_new(TCG_TYPE_TL,
4905                                     TCG_AREG0, offsetof(CPUState, pc),
4906                                     "pc");
4907         cpu_npc = tcg_global_mem_new(TCG_TYPE_TL,
4908                                     TCG_AREG0, offsetof(CPUState, npc),
4909                                     "npc");
4910         for (i = 1; i < 8; i++)
4911             cpu_gregs[i] = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0,
4912                                               offsetof(CPUState, gregs[i]),
4913                                               gregnames[i]);
4914         /* register helpers */
4915
4916 #undef DEF_HELPER
4917 #define DEF_HELPER(ret, name, params) tcg_register_helper(name, #name);
4918 #include "helper.h"
4919     }
4920 }
4921
4922 void gen_pc_load(CPUState *env, TranslationBlock *tb,
4923                 unsigned long searched_pc, int pc_pos, void *puc)
4924 {
4925     target_ulong npc;
4926     env->pc = gen_opc_pc[pc_pos];
4927     npc = gen_opc_npc[pc_pos];
4928     if (npc == 1) {
4929         /* dynamic NPC: already stored */
4930     } else if (npc == 2) {
4931         target_ulong t2 = (target_ulong)(unsigned long)puc;
4932         /* jump PC: use T2 and the jump targets of the translation */
4933         if (t2)
4934             env->npc = gen_opc_jump_pc[0];
4935         else
4936             env->npc = gen_opc_jump_pc[1];
4937     } else {
4938         env->npc = npc;
4939     }
4940 }