1/* 2 * New-style TCG opcode generator for i386 instructions 3 * 4 * Copyright (c) 2022 Red Hat, Inc. 5 * 6 * Author: Paolo Bonzini <pbonzini@redhat.com> 7 * 8 * This library is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU Lesser General Public 10 * License as published by the Free Software Foundation; either 11 * version 2.1 of the License, or (at your option) any later version. 12 * 13 * This library is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16 * Lesser General Public License for more details. 17 * 18 * You should have received a copy of the GNU Lesser General Public 19 * License along with this library; if not, see <http://www.gnu.org/licenses/>. 20 */ 21 22#define ZMM_OFFSET(reg) offsetof(CPUX86State, xmm_regs[reg]) 23 24typedef void (*SSEFunc_i_ep)(TCGv_i32 val, TCGv_ptr env, TCGv_ptr reg); 25typedef void (*SSEFunc_l_ep)(TCGv_i64 val, TCGv_ptr env, TCGv_ptr reg); 26typedef void (*SSEFunc_0_epp)(TCGv_ptr env, TCGv_ptr reg_a, TCGv_ptr reg_b); 27typedef void (*SSEFunc_0_eppp)(TCGv_ptr env, TCGv_ptr reg_a, TCGv_ptr reg_b, 28 TCGv_ptr reg_c); 29typedef void (*SSEFunc_0_epppp)(TCGv_ptr env, TCGv_ptr reg_a, TCGv_ptr reg_b, 30 TCGv_ptr reg_c, TCGv_ptr reg_d); 31typedef void (*SSEFunc_0_eppi)(TCGv_ptr env, TCGv_ptr reg_a, TCGv_ptr reg_b, 32 TCGv_i32 val); 33typedef void (*SSEFunc_0_epppi)(TCGv_ptr env, TCGv_ptr reg_a, TCGv_ptr reg_b, 34 TCGv_ptr reg_c, TCGv_i32 val); 35typedef void (*SSEFunc_0_ppi)(TCGv_ptr reg_a, TCGv_ptr reg_b, TCGv_i32 val); 36typedef void (*SSEFunc_0_pppi)(TCGv_ptr reg_a, TCGv_ptr reg_b, TCGv_ptr reg_c, 37 TCGv_i32 val); 38typedef void (*SSEFunc_0_eppt)(TCGv_ptr env, TCGv_ptr reg_a, TCGv_ptr reg_b, 39 TCGv val); 40typedef void (*SSEFunc_0_epppti)(TCGv_ptr env, TCGv_ptr reg_a, TCGv_ptr reg_b, 41 TCGv_ptr reg_c, TCGv a0, TCGv_i32 scale); 42typedef void (*SSEFunc_0_eppppi)(TCGv_ptr env, TCGv_ptr reg_a, TCGv_ptr reg_b, 43 TCGv_ptr reg_c, TCGv_ptr reg_d, TCGv_i32 flags); 44typedef void (*SSEFunc_0_eppppii)(TCGv_ptr env, TCGv_ptr reg_a, TCGv_ptr reg_b, 45 TCGv_ptr reg_c, TCGv_ptr reg_d, TCGv_i32 even, 46 TCGv_i32 odd); 47 48static inline TCGv_i32 tcg_constant8u_i32(uint8_t val) 49{ 50 return tcg_constant_i32(val); 51} 52 53static void gen_NM_exception(DisasContext *s) 54{ 55 gen_exception(s, EXCP07_PREX); 56} 57 58static void gen_illegal(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 59{ 60 gen_illegal_opcode(s); 61} 62 63static void gen_load_ea(DisasContext *s, AddressParts *mem, bool is_vsib) 64{ 65 TCGv ea = gen_lea_modrm_1(s, *mem, is_vsib); 66 gen_lea_v_seg(s, s->aflag, ea, mem->def_seg, s->override); 67} 68 69static inline int mmx_offset(MemOp ot) 70{ 71 switch (ot) { 72 case MO_8: 73 return offsetof(MMXReg, MMX_B(0)); 74 case MO_16: 75 return offsetof(MMXReg, MMX_W(0)); 76 case MO_32: 77 return offsetof(MMXReg, MMX_L(0)); 78 case MO_64: 79 return offsetof(MMXReg, MMX_Q(0)); 80 default: 81 g_assert_not_reached(); 82 } 83} 84 85static inline int xmm_offset(MemOp ot) 86{ 87 switch (ot) { 88 case MO_8: 89 return offsetof(ZMMReg, ZMM_B(0)); 90 case MO_16: 91 return offsetof(ZMMReg, ZMM_W(0)); 92 case MO_32: 93 return offsetof(ZMMReg, ZMM_L(0)); 94 case MO_64: 95 return offsetof(ZMMReg, ZMM_Q(0)); 96 case MO_128: 97 return offsetof(ZMMReg, ZMM_X(0)); 98 case MO_256: 99 return offsetof(ZMMReg, ZMM_Y(0)); 100 default: 101 g_assert_not_reached(); 102 } 103} 104 105static int vector_reg_offset(X86DecodedOp *op) 106{ 107 assert(op->unit == X86_OP_MMX || op->unit == X86_OP_SSE); 108 109 if (op->unit == X86_OP_MMX) { 110 return op->offset - mmx_offset(op->ot); 111 } else { 112 return op->offset - xmm_offset(op->ot); 113 } 114} 115 116static int vector_elem_offset(X86DecodedOp *op, MemOp ot, int n) 117{ 118 int base_ofs = vector_reg_offset(op); 119 switch(ot) { 120 case MO_8: 121 if (op->unit == X86_OP_MMX) { 122 return base_ofs + offsetof(MMXReg, MMX_B(n)); 123 } else { 124 return base_ofs + offsetof(ZMMReg, ZMM_B(n)); 125 } 126 case MO_16: 127 if (op->unit == X86_OP_MMX) { 128 return base_ofs + offsetof(MMXReg, MMX_W(n)); 129 } else { 130 return base_ofs + offsetof(ZMMReg, ZMM_W(n)); 131 } 132 case MO_32: 133 if (op->unit == X86_OP_MMX) { 134 return base_ofs + offsetof(MMXReg, MMX_L(n)); 135 } else { 136 return base_ofs + offsetof(ZMMReg, ZMM_L(n)); 137 } 138 case MO_64: 139 if (op->unit == X86_OP_MMX) { 140 return base_ofs; 141 } else { 142 return base_ofs + offsetof(ZMMReg, ZMM_Q(n)); 143 } 144 case MO_128: 145 assert(op->unit == X86_OP_SSE); 146 return base_ofs + offsetof(ZMMReg, ZMM_X(n)); 147 case MO_256: 148 assert(op->unit == X86_OP_SSE); 149 return base_ofs + offsetof(ZMMReg, ZMM_Y(n)); 150 default: 151 g_assert_not_reached(); 152 } 153} 154 155static void compute_mmx_offset(X86DecodedOp *op) 156{ 157 if (!op->has_ea) { 158 op->offset = offsetof(CPUX86State, fpregs[op->n].mmx) + mmx_offset(op->ot); 159 } else { 160 op->offset = offsetof(CPUX86State, mmx_t0) + mmx_offset(op->ot); 161 } 162} 163 164static void compute_xmm_offset(X86DecodedOp *op) 165{ 166 if (!op->has_ea) { 167 op->offset = ZMM_OFFSET(op->n) + xmm_offset(op->ot); 168 } else { 169 op->offset = offsetof(CPUX86State, xmm_t0) + xmm_offset(op->ot); 170 } 171} 172 173static void gen_load_sse(DisasContext *s, TCGv temp, MemOp ot, int dest_ofs, bool aligned) 174{ 175 switch(ot) { 176 case MO_8: 177 gen_op_ld_v(s, MO_8, temp, s->A0); 178 tcg_gen_st8_tl(temp, cpu_env, dest_ofs); 179 break; 180 case MO_16: 181 gen_op_ld_v(s, MO_16, temp, s->A0); 182 tcg_gen_st16_tl(temp, cpu_env, dest_ofs); 183 break; 184 case MO_32: 185 gen_op_ld_v(s, MO_32, temp, s->A0); 186 tcg_gen_st32_tl(temp, cpu_env, dest_ofs); 187 break; 188 case MO_64: 189 gen_ldq_env_A0(s, dest_ofs); 190 break; 191 case MO_128: 192 gen_ldo_env_A0(s, dest_ofs, aligned); 193 break; 194 case MO_256: 195 gen_ldy_env_A0(s, dest_ofs, aligned); 196 break; 197 default: 198 g_assert_not_reached(); 199 } 200} 201 202static bool sse_needs_alignment(DisasContext *s, X86DecodedInsn *decode, MemOp ot) 203{ 204 switch (decode->e.vex_class) { 205 case 2: 206 case 4: 207 if ((s->prefix & PREFIX_VEX) || 208 decode->e.vex_special == X86_VEX_SSEUnaligned) { 209 /* MOST legacy SSE instructions require aligned memory operands, but not all. */ 210 return false; 211 } 212 /* fall through */ 213 case 1: 214 return ot >= MO_128; 215 216 default: 217 return false; 218 } 219} 220 221static void gen_load(DisasContext *s, X86DecodedInsn *decode, int opn, TCGv v) 222{ 223 X86DecodedOp *op = &decode->op[opn]; 224 225 switch (op->unit) { 226 case X86_OP_SKIP: 227 return; 228 case X86_OP_SEG: 229 tcg_gen_ld32u_tl(v, cpu_env, 230 offsetof(CPUX86State,segs[op->n].selector)); 231 break; 232 case X86_OP_CR: 233 tcg_gen_ld_tl(v, cpu_env, offsetof(CPUX86State, cr[op->n])); 234 break; 235 case X86_OP_DR: 236 tcg_gen_ld_tl(v, cpu_env, offsetof(CPUX86State, dr[op->n])); 237 break; 238 case X86_OP_INT: 239 if (op->has_ea) { 240 gen_op_ld_v(s, op->ot, v, s->A0); 241 } else { 242 gen_op_mov_v_reg(s, op->ot, v, op->n); 243 } 244 break; 245 case X86_OP_IMM: 246 tcg_gen_movi_tl(v, decode->immediate); 247 break; 248 249 case X86_OP_MMX: 250 compute_mmx_offset(op); 251 goto load_vector; 252 253 case X86_OP_SSE: 254 compute_xmm_offset(op); 255 load_vector: 256 if (op->has_ea) { 257 bool aligned = sse_needs_alignment(s, decode, op->ot); 258 gen_load_sse(s, v, op->ot, op->offset, aligned); 259 } 260 break; 261 262 default: 263 g_assert_not_reached(); 264 } 265} 266 267static TCGv_ptr op_ptr(X86DecodedInsn *decode, int opn) 268{ 269 X86DecodedOp *op = &decode->op[opn]; 270 if (op->v_ptr) { 271 return op->v_ptr; 272 } 273 op->v_ptr = tcg_temp_new_ptr(); 274 275 /* The temporary points to the MMXReg or ZMMReg. */ 276 tcg_gen_addi_ptr(op->v_ptr, cpu_env, vector_reg_offset(op)); 277 return op->v_ptr; 278} 279 280#define OP_PTR0 op_ptr(decode, 0) 281#define OP_PTR1 op_ptr(decode, 1) 282#define OP_PTR2 op_ptr(decode, 2) 283 284static void gen_writeback(DisasContext *s, X86DecodedInsn *decode, int opn, TCGv v) 285{ 286 X86DecodedOp *op = &decode->op[opn]; 287 switch (op->unit) { 288 case X86_OP_SKIP: 289 break; 290 case X86_OP_SEG: 291 /* Note that gen_movl_seg_T0 takes care of interrupt shadow and TF. */ 292 gen_movl_seg_T0(s, op->n); 293 break; 294 case X86_OP_INT: 295 if (op->has_ea) { 296 gen_op_st_v(s, op->ot, v, s->A0); 297 } else { 298 gen_op_mov_reg_v(s, op->ot, op->n, v); 299 } 300 break; 301 case X86_OP_MMX: 302 break; 303 case X86_OP_SSE: 304 if (!op->has_ea && (s->prefix & PREFIX_VEX) && op->ot <= MO_128) { 305 tcg_gen_gvec_dup_imm(MO_64, 306 offsetof(CPUX86State, xmm_regs[op->n].ZMM_X(1)), 307 16, 16, 0); 308 } 309 break; 310 case X86_OP_CR: 311 case X86_OP_DR: 312 default: 313 g_assert_not_reached(); 314 } 315} 316 317static inline int vector_len(DisasContext *s, X86DecodedInsn *decode) 318{ 319 if (decode->e.special == X86_SPECIAL_MMX && 320 !(s->prefix & (PREFIX_DATA | PREFIX_REPZ | PREFIX_REPNZ))) { 321 return 8; 322 } 323 return s->vex_l ? 32 : 16; 324} 325 326static void gen_store_sse(DisasContext *s, X86DecodedInsn *decode, int src_ofs) 327{ 328 MemOp ot = decode->op[0].ot; 329 int vec_len = vector_len(s, decode); 330 bool aligned = sse_needs_alignment(s, decode, ot); 331 332 if (!decode->op[0].has_ea) { 333 tcg_gen_gvec_mov(MO_64, decode->op[0].offset, src_ofs, vec_len, vec_len); 334 return; 335 } 336 337 switch (ot) { 338 case MO_64: 339 gen_stq_env_A0(s, src_ofs); 340 break; 341 case MO_128: 342 gen_sto_env_A0(s, src_ofs, aligned); 343 break; 344 case MO_256: 345 gen_sty_env_A0(s, src_ofs, aligned); 346 break; 347 default: 348 g_assert_not_reached(); 349 } 350} 351 352static void gen_helper_pavgusb(TCGv_ptr env, TCGv_ptr reg_a, TCGv_ptr reg_b) 353{ 354 gen_helper_pavgb_mmx(env, reg_a, reg_a, reg_b); 355} 356 357#define FN_3DNOW_MOVE ((SSEFunc_0_epp) (uintptr_t) 1) 358static const SSEFunc_0_epp fns_3dnow[] = { 359 [0x0c] = gen_helper_pi2fw, 360 [0x0d] = gen_helper_pi2fd, 361 [0x1c] = gen_helper_pf2iw, 362 [0x1d] = gen_helper_pf2id, 363 [0x8a] = gen_helper_pfnacc, 364 [0x8e] = gen_helper_pfpnacc, 365 [0x90] = gen_helper_pfcmpge, 366 [0x94] = gen_helper_pfmin, 367 [0x96] = gen_helper_pfrcp, 368 [0x97] = gen_helper_pfrsqrt, 369 [0x9a] = gen_helper_pfsub, 370 [0x9e] = gen_helper_pfadd, 371 [0xa0] = gen_helper_pfcmpgt, 372 [0xa4] = gen_helper_pfmax, 373 [0xa6] = FN_3DNOW_MOVE, /* PFRCPIT1; no need to actually increase precision */ 374 [0xa7] = FN_3DNOW_MOVE, /* PFRSQIT1 */ 375 [0xb6] = FN_3DNOW_MOVE, /* PFRCPIT2 */ 376 [0xaa] = gen_helper_pfsubr, 377 [0xae] = gen_helper_pfacc, 378 [0xb0] = gen_helper_pfcmpeq, 379 [0xb4] = gen_helper_pfmul, 380 [0xb7] = gen_helper_pmulhrw_mmx, 381 [0xbb] = gen_helper_pswapd, 382 [0xbf] = gen_helper_pavgusb, 383}; 384 385static void gen_3dnow(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 386{ 387 uint8_t b = decode->immediate; 388 SSEFunc_0_epp fn = b < ARRAY_SIZE(fns_3dnow) ? fns_3dnow[b] : NULL; 389 390 if (!fn) { 391 gen_illegal_opcode(s); 392 return; 393 } 394 if (s->flags & HF_TS_MASK) { 395 gen_NM_exception(s); 396 return; 397 } 398 if (s->flags & HF_EM_MASK) { 399 gen_illegal_opcode(s); 400 return; 401 } 402 403 gen_helper_enter_mmx(cpu_env); 404 if (fn == FN_3DNOW_MOVE) { 405 tcg_gen_ld_i64(s->tmp1_i64, cpu_env, decode->op[1].offset); 406 tcg_gen_st_i64(s->tmp1_i64, cpu_env, decode->op[0].offset); 407 } else { 408 fn(cpu_env, OP_PTR0, OP_PTR1); 409 } 410} 411 412/* 413 * 00 = v*ps Vps, Hps, Wpd 414 * 66 = v*pd Vpd, Hpd, Wps 415 * f3 = v*ss Vss, Hss, Wps 416 * f2 = v*sd Vsd, Hsd, Wps 417 */ 418static inline void gen_unary_fp_sse(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, 419 SSEFunc_0_epp pd_xmm, SSEFunc_0_epp ps_xmm, 420 SSEFunc_0_epp pd_ymm, SSEFunc_0_epp ps_ymm, 421 SSEFunc_0_eppp sd, SSEFunc_0_eppp ss) 422{ 423 if ((s->prefix & (PREFIX_REPZ | PREFIX_REPNZ)) != 0) { 424 SSEFunc_0_eppp fn = s->prefix & PREFIX_REPZ ? ss : sd; 425 if (!fn) { 426 gen_illegal_opcode(s); 427 return; 428 } 429 fn(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2); 430 } else { 431 SSEFunc_0_epp ps, pd, fn; 432 ps = s->vex_l ? ps_ymm : ps_xmm; 433 pd = s->vex_l ? pd_ymm : pd_xmm; 434 fn = s->prefix & PREFIX_DATA ? pd : ps; 435 if (!fn) { 436 gen_illegal_opcode(s); 437 return; 438 } 439 fn(cpu_env, OP_PTR0, OP_PTR2); 440 } 441} 442#define UNARY_FP_SSE(uname, lname) \ 443static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ 444{ \ 445 gen_unary_fp_sse(s, env, decode, \ 446 gen_helper_##lname##pd_xmm, \ 447 gen_helper_##lname##ps_xmm, \ 448 gen_helper_##lname##pd_ymm, \ 449 gen_helper_##lname##ps_ymm, \ 450 gen_helper_##lname##sd, \ 451 gen_helper_##lname##ss); \ 452} 453UNARY_FP_SSE(VSQRT, sqrt) 454 455/* 456 * 00 = v*ps Vps, Hps, Wpd 457 * 66 = v*pd Vpd, Hpd, Wps 458 * f3 = v*ss Vss, Hss, Wps 459 * f2 = v*sd Vsd, Hsd, Wps 460 */ 461static inline void gen_fp_sse(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, 462 SSEFunc_0_eppp pd_xmm, SSEFunc_0_eppp ps_xmm, 463 SSEFunc_0_eppp pd_ymm, SSEFunc_0_eppp ps_ymm, 464 SSEFunc_0_eppp sd, SSEFunc_0_eppp ss) 465{ 466 SSEFunc_0_eppp ps, pd, fn; 467 if ((s->prefix & (PREFIX_REPZ | PREFIX_REPNZ)) != 0) { 468 fn = s->prefix & PREFIX_REPZ ? ss : sd; 469 } else { 470 ps = s->vex_l ? ps_ymm : ps_xmm; 471 pd = s->vex_l ? pd_ymm : pd_xmm; 472 fn = s->prefix & PREFIX_DATA ? pd : ps; 473 } 474 if (fn) { 475 fn(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2); 476 } else { 477 gen_illegal_opcode(s); 478 } 479} 480 481#define FP_SSE(uname, lname) \ 482static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ 483{ \ 484 gen_fp_sse(s, env, decode, \ 485 gen_helper_##lname##pd_xmm, \ 486 gen_helper_##lname##ps_xmm, \ 487 gen_helper_##lname##pd_ymm, \ 488 gen_helper_##lname##ps_ymm, \ 489 gen_helper_##lname##sd, \ 490 gen_helper_##lname##ss); \ 491} 492FP_SSE(VADD, add) 493FP_SSE(VMUL, mul) 494FP_SSE(VSUB, sub) 495FP_SSE(VMIN, min) 496FP_SSE(VDIV, div) 497FP_SSE(VMAX, max) 498 499#define FMA_SSE_PACKED(uname, ptr0, ptr1, ptr2, even, odd) \ 500static void gen_##uname##Px(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ 501{ \ 502 SSEFunc_0_eppppii xmm = s->vex_w ? gen_helper_fma4pd_xmm : gen_helper_fma4ps_xmm; \ 503 SSEFunc_0_eppppii ymm = s->vex_w ? gen_helper_fma4pd_ymm : gen_helper_fma4ps_ymm; \ 504 SSEFunc_0_eppppii fn = s->vex_l ? ymm : xmm; \ 505 \ 506 fn(cpu_env, OP_PTR0, ptr0, ptr1, ptr2, \ 507 tcg_constant_i32(even), \ 508 tcg_constant_i32((even) ^ (odd))); \ 509} 510 511#define FMA_SSE(uname, ptr0, ptr1, ptr2, flags) \ 512FMA_SSE_PACKED(uname, ptr0, ptr1, ptr2, flags, flags) \ 513static void gen_##uname##Sx(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ 514{ \ 515 SSEFunc_0_eppppi fn = s->vex_w ? gen_helper_fma4sd : gen_helper_fma4ss; \ 516 \ 517 fn(cpu_env, OP_PTR0, ptr0, ptr1, ptr2, \ 518 tcg_constant_i32(flags)); \ 519} \ 520 521FMA_SSE(VFMADD231, OP_PTR1, OP_PTR2, OP_PTR0, 0) 522FMA_SSE(VFMADD213, OP_PTR1, OP_PTR0, OP_PTR2, 0) 523FMA_SSE(VFMADD132, OP_PTR0, OP_PTR2, OP_PTR1, 0) 524 525FMA_SSE(VFNMADD231, OP_PTR1, OP_PTR2, OP_PTR0, float_muladd_negate_product) 526FMA_SSE(VFNMADD213, OP_PTR1, OP_PTR0, OP_PTR2, float_muladd_negate_product) 527FMA_SSE(VFNMADD132, OP_PTR0, OP_PTR2, OP_PTR1, float_muladd_negate_product) 528 529FMA_SSE(VFMSUB231, OP_PTR1, OP_PTR2, OP_PTR0, float_muladd_negate_c) 530FMA_SSE(VFMSUB213, OP_PTR1, OP_PTR0, OP_PTR2, float_muladd_negate_c) 531FMA_SSE(VFMSUB132, OP_PTR0, OP_PTR2, OP_PTR1, float_muladd_negate_c) 532 533FMA_SSE(VFNMSUB231, OP_PTR1, OP_PTR2, OP_PTR0, float_muladd_negate_c|float_muladd_negate_product) 534FMA_SSE(VFNMSUB213, OP_PTR1, OP_PTR0, OP_PTR2, float_muladd_negate_c|float_muladd_negate_product) 535FMA_SSE(VFNMSUB132, OP_PTR0, OP_PTR2, OP_PTR1, float_muladd_negate_c|float_muladd_negate_product) 536 537FMA_SSE_PACKED(VFMADDSUB231, OP_PTR1, OP_PTR2, OP_PTR0, float_muladd_negate_c, 0) 538FMA_SSE_PACKED(VFMADDSUB213, OP_PTR1, OP_PTR0, OP_PTR2, float_muladd_negate_c, 0) 539FMA_SSE_PACKED(VFMADDSUB132, OP_PTR0, OP_PTR2, OP_PTR1, float_muladd_negate_c, 0) 540 541FMA_SSE_PACKED(VFMSUBADD231, OP_PTR1, OP_PTR2, OP_PTR0, 0, float_muladd_negate_c) 542FMA_SSE_PACKED(VFMSUBADD213, OP_PTR1, OP_PTR0, OP_PTR2, 0, float_muladd_negate_c) 543FMA_SSE_PACKED(VFMSUBADD132, OP_PTR0, OP_PTR2, OP_PTR1, 0, float_muladd_negate_c) 544 545#define FP_UNPACK_SSE(uname, lname) \ 546static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ 547{ \ 548 /* PS maps to the DQ integer instruction, PD maps to QDQ. */ \ 549 gen_fp_sse(s, env, decode, \ 550 gen_helper_##lname##qdq_xmm, \ 551 gen_helper_##lname##dq_xmm, \ 552 gen_helper_##lname##qdq_ymm, \ 553 gen_helper_##lname##dq_ymm, \ 554 NULL, NULL); \ 555} 556FP_UNPACK_SSE(VUNPCKLPx, punpckl) 557FP_UNPACK_SSE(VUNPCKHPx, punpckh) 558 559/* 560 * 00 = v*ps Vps, Wpd 561 * f3 = v*ss Vss, Wps 562 */ 563static inline void gen_unary_fp32_sse(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, 564 SSEFunc_0_epp ps_xmm, 565 SSEFunc_0_epp ps_ymm, 566 SSEFunc_0_eppp ss) 567{ 568 if ((s->prefix & (PREFIX_DATA | PREFIX_REPNZ)) != 0) { 569 goto illegal_op; 570 } else if (s->prefix & PREFIX_REPZ) { 571 if (!ss) { 572 goto illegal_op; 573 } 574 ss(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2); 575 } else { 576 SSEFunc_0_epp fn = s->vex_l ? ps_ymm : ps_xmm; 577 if (!fn) { 578 goto illegal_op; 579 } 580 fn(cpu_env, OP_PTR0, OP_PTR2); 581 } 582 return; 583 584illegal_op: 585 gen_illegal_opcode(s); 586} 587#define UNARY_FP32_SSE(uname, lname) \ 588static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ 589{ \ 590 gen_unary_fp32_sse(s, env, decode, \ 591 gen_helper_##lname##ps_xmm, \ 592 gen_helper_##lname##ps_ymm, \ 593 gen_helper_##lname##ss); \ 594} 595UNARY_FP32_SSE(VRSQRT, rsqrt) 596UNARY_FP32_SSE(VRCP, rcp) 597 598/* 599 * 66 = v*pd Vpd, Hpd, Wpd 600 * f2 = v*ps Vps, Hps, Wps 601 */ 602static inline void gen_horizontal_fp_sse(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, 603 SSEFunc_0_eppp pd_xmm, SSEFunc_0_eppp ps_xmm, 604 SSEFunc_0_eppp pd_ymm, SSEFunc_0_eppp ps_ymm) 605{ 606 SSEFunc_0_eppp ps, pd, fn; 607 ps = s->vex_l ? ps_ymm : ps_xmm; 608 pd = s->vex_l ? pd_ymm : pd_xmm; 609 fn = s->prefix & PREFIX_DATA ? pd : ps; 610 fn(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2); 611} 612#define HORIZONTAL_FP_SSE(uname, lname) \ 613static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ 614{ \ 615 gen_horizontal_fp_sse(s, env, decode, \ 616 gen_helper_##lname##pd_xmm, gen_helper_##lname##ps_xmm, \ 617 gen_helper_##lname##pd_ymm, gen_helper_##lname##ps_ymm); \ 618} 619HORIZONTAL_FP_SSE(VHADD, hadd) 620HORIZONTAL_FP_SSE(VHSUB, hsub) 621HORIZONTAL_FP_SSE(VADDSUB, addsub) 622 623static inline void gen_ternary_sse(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, 624 int op3, SSEFunc_0_epppp xmm, SSEFunc_0_epppp ymm) 625{ 626 SSEFunc_0_epppp fn = s->vex_l ? ymm : xmm; 627 TCGv_ptr ptr3 = tcg_temp_new_ptr(); 628 629 /* The format of the fourth input is Lx */ 630 tcg_gen_addi_ptr(ptr3, cpu_env, ZMM_OFFSET(op3)); 631 fn(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2, ptr3); 632} 633#define TERNARY_SSE(uname, uvname, lname) \ 634static void gen_##uvname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ 635{ \ 636 gen_ternary_sse(s, env, decode, (uint8_t)decode->immediate >> 4, \ 637 gen_helper_##lname##_xmm, gen_helper_##lname##_ymm); \ 638} \ 639static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ 640{ \ 641 gen_ternary_sse(s, env, decode, 0, \ 642 gen_helper_##lname##_xmm, gen_helper_##lname##_ymm); \ 643} 644TERNARY_SSE(BLENDVPS, VBLENDVPS, blendvps) 645TERNARY_SSE(BLENDVPD, VBLENDVPD, blendvpd) 646TERNARY_SSE(PBLENDVB, VPBLENDVB, pblendvb) 647 648static inline void gen_binary_imm_sse(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, 649 SSEFunc_0_epppi xmm, SSEFunc_0_epppi ymm) 650{ 651 TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); 652 if (!s->vex_l) { 653 xmm(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2, imm); 654 } else { 655 ymm(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2, imm); 656 } 657} 658 659#define BINARY_IMM_SSE(uname, lname) \ 660static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ 661{ \ 662 gen_binary_imm_sse(s, env, decode, \ 663 gen_helper_##lname##_xmm, \ 664 gen_helper_##lname##_ymm); \ 665} 666 667BINARY_IMM_SSE(VBLENDPD, blendpd) 668BINARY_IMM_SSE(VBLENDPS, blendps) 669BINARY_IMM_SSE(VPBLENDW, pblendw) 670BINARY_IMM_SSE(VDDPS, dpps) 671#define gen_helper_dppd_ymm NULL 672BINARY_IMM_SSE(VDDPD, dppd) 673BINARY_IMM_SSE(VMPSADBW, mpsadbw) 674BINARY_IMM_SSE(PCLMULQDQ, pclmulqdq) 675 676 677#define UNARY_INT_GVEC(uname, func, ...) \ 678static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ 679{ \ 680 int vec_len = vector_len(s, decode); \ 681 \ 682 func(__VA_ARGS__, decode->op[0].offset, \ 683 decode->op[2].offset, vec_len, vec_len); \ 684} 685UNARY_INT_GVEC(PABSB, tcg_gen_gvec_abs, MO_8) 686UNARY_INT_GVEC(PABSW, tcg_gen_gvec_abs, MO_16) 687UNARY_INT_GVEC(PABSD, tcg_gen_gvec_abs, MO_32) 688UNARY_INT_GVEC(VBROADCASTx128, tcg_gen_gvec_dup_mem, MO_128) 689UNARY_INT_GVEC(VPBROADCASTB, tcg_gen_gvec_dup_mem, MO_8) 690UNARY_INT_GVEC(VPBROADCASTW, tcg_gen_gvec_dup_mem, MO_16) 691UNARY_INT_GVEC(VPBROADCASTD, tcg_gen_gvec_dup_mem, MO_32) 692UNARY_INT_GVEC(VPBROADCASTQ, tcg_gen_gvec_dup_mem, MO_64) 693 694 695#define BINARY_INT_GVEC(uname, func, ...) \ 696static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ 697{ \ 698 int vec_len = vector_len(s, decode); \ 699 \ 700 func(__VA_ARGS__, \ 701 decode->op[0].offset, decode->op[1].offset, \ 702 decode->op[2].offset, vec_len, vec_len); \ 703} 704 705BINARY_INT_GVEC(PADDB, tcg_gen_gvec_add, MO_8) 706BINARY_INT_GVEC(PADDW, tcg_gen_gvec_add, MO_16) 707BINARY_INT_GVEC(PADDD, tcg_gen_gvec_add, MO_32) 708BINARY_INT_GVEC(PADDQ, tcg_gen_gvec_add, MO_64) 709BINARY_INT_GVEC(PADDSB, tcg_gen_gvec_ssadd, MO_8) 710BINARY_INT_GVEC(PADDSW, tcg_gen_gvec_ssadd, MO_16) 711BINARY_INT_GVEC(PADDUSB, tcg_gen_gvec_usadd, MO_8) 712BINARY_INT_GVEC(PADDUSW, tcg_gen_gvec_usadd, MO_16) 713BINARY_INT_GVEC(PAND, tcg_gen_gvec_and, MO_64) 714BINARY_INT_GVEC(PCMPEQB, tcg_gen_gvec_cmp, TCG_COND_EQ, MO_8) 715BINARY_INT_GVEC(PCMPEQD, tcg_gen_gvec_cmp, TCG_COND_EQ, MO_32) 716BINARY_INT_GVEC(PCMPEQW, tcg_gen_gvec_cmp, TCG_COND_EQ, MO_16) 717BINARY_INT_GVEC(PCMPEQQ, tcg_gen_gvec_cmp, TCG_COND_EQ, MO_64) 718BINARY_INT_GVEC(PCMPGTB, tcg_gen_gvec_cmp, TCG_COND_GT, MO_8) 719BINARY_INT_GVEC(PCMPGTW, tcg_gen_gvec_cmp, TCG_COND_GT, MO_16) 720BINARY_INT_GVEC(PCMPGTD, tcg_gen_gvec_cmp, TCG_COND_GT, MO_32) 721BINARY_INT_GVEC(PCMPGTQ, tcg_gen_gvec_cmp, TCG_COND_GT, MO_64) 722BINARY_INT_GVEC(PMAXSB, tcg_gen_gvec_smax, MO_8) 723BINARY_INT_GVEC(PMAXSW, tcg_gen_gvec_smax, MO_16) 724BINARY_INT_GVEC(PMAXSD, tcg_gen_gvec_smax, MO_32) 725BINARY_INT_GVEC(PMAXUB, tcg_gen_gvec_umax, MO_8) 726BINARY_INT_GVEC(PMAXUW, tcg_gen_gvec_umax, MO_16) 727BINARY_INT_GVEC(PMAXUD, tcg_gen_gvec_umax, MO_32) 728BINARY_INT_GVEC(PMINSB, tcg_gen_gvec_smin, MO_8) 729BINARY_INT_GVEC(PMINSW, tcg_gen_gvec_smin, MO_16) 730BINARY_INT_GVEC(PMINSD, tcg_gen_gvec_smin, MO_32) 731BINARY_INT_GVEC(PMINUB, tcg_gen_gvec_umin, MO_8) 732BINARY_INT_GVEC(PMINUW, tcg_gen_gvec_umin, MO_16) 733BINARY_INT_GVEC(PMINUD, tcg_gen_gvec_umin, MO_32) 734BINARY_INT_GVEC(PMULLW, tcg_gen_gvec_mul, MO_16) 735BINARY_INT_GVEC(PMULLD, tcg_gen_gvec_mul, MO_32) 736BINARY_INT_GVEC(POR, tcg_gen_gvec_or, MO_64) 737BINARY_INT_GVEC(PSUBB, tcg_gen_gvec_sub, MO_8) 738BINARY_INT_GVEC(PSUBW, tcg_gen_gvec_sub, MO_16) 739BINARY_INT_GVEC(PSUBD, tcg_gen_gvec_sub, MO_32) 740BINARY_INT_GVEC(PSUBQ, tcg_gen_gvec_sub, MO_64) 741BINARY_INT_GVEC(PSUBSB, tcg_gen_gvec_sssub, MO_8) 742BINARY_INT_GVEC(PSUBSW, tcg_gen_gvec_sssub, MO_16) 743BINARY_INT_GVEC(PSUBUSB, tcg_gen_gvec_ussub, MO_8) 744BINARY_INT_GVEC(PSUBUSW, tcg_gen_gvec_ussub, MO_16) 745BINARY_INT_GVEC(PXOR, tcg_gen_gvec_xor, MO_64) 746 747 748/* 749 * 00 = p* Pq, Qq (if mmx not NULL; no VEX) 750 * 66 = vp* Vx, Hx, Wx 751 * 752 * These are really the same encoding, because 1) V is the same as P when VEX.V 753 * is not present 2) P and Q are the same as H and W apart from MM/XMM 754 */ 755static inline void gen_binary_int_sse(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, 756 SSEFunc_0_eppp mmx, SSEFunc_0_eppp xmm, SSEFunc_0_eppp ymm) 757{ 758 assert(!!mmx == !!(decode->e.special == X86_SPECIAL_MMX)); 759 760 if (mmx && (s->prefix & PREFIX_VEX) && !(s->prefix & PREFIX_DATA)) { 761 /* VEX encoding is not applicable to MMX instructions. */ 762 gen_illegal_opcode(s); 763 return; 764 } 765 if (!(s->prefix & PREFIX_DATA)) { 766 mmx(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2); 767 } else if (!s->vex_l) { 768 xmm(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2); 769 } else { 770 ymm(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2); 771 } 772} 773 774 775#define BINARY_INT_MMX(uname, lname) \ 776static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ 777{ \ 778 gen_binary_int_sse(s, env, decode, \ 779 gen_helper_##lname##_mmx, \ 780 gen_helper_##lname##_xmm, \ 781 gen_helper_##lname##_ymm); \ 782} 783BINARY_INT_MMX(PUNPCKLBW, punpcklbw) 784BINARY_INT_MMX(PUNPCKLWD, punpcklwd) 785BINARY_INT_MMX(PUNPCKLDQ, punpckldq) 786BINARY_INT_MMX(PACKSSWB, packsswb) 787BINARY_INT_MMX(PACKUSWB, packuswb) 788BINARY_INT_MMX(PUNPCKHBW, punpckhbw) 789BINARY_INT_MMX(PUNPCKHWD, punpckhwd) 790BINARY_INT_MMX(PUNPCKHDQ, punpckhdq) 791BINARY_INT_MMX(PACKSSDW, packssdw) 792 793BINARY_INT_MMX(PAVGB, pavgb) 794BINARY_INT_MMX(PAVGW, pavgw) 795BINARY_INT_MMX(PMADDWD, pmaddwd) 796BINARY_INT_MMX(PMULHUW, pmulhuw) 797BINARY_INT_MMX(PMULHW, pmulhw) 798BINARY_INT_MMX(PMULUDQ, pmuludq) 799BINARY_INT_MMX(PSADBW, psadbw) 800 801BINARY_INT_MMX(PSLLW_r, psllw) 802BINARY_INT_MMX(PSLLD_r, pslld) 803BINARY_INT_MMX(PSLLQ_r, psllq) 804BINARY_INT_MMX(PSRLW_r, psrlw) 805BINARY_INT_MMX(PSRLD_r, psrld) 806BINARY_INT_MMX(PSRLQ_r, psrlq) 807BINARY_INT_MMX(PSRAW_r, psraw) 808BINARY_INT_MMX(PSRAD_r, psrad) 809 810BINARY_INT_MMX(PHADDW, phaddw) 811BINARY_INT_MMX(PHADDSW, phaddsw) 812BINARY_INT_MMX(PHADDD, phaddd) 813BINARY_INT_MMX(PHSUBW, phsubw) 814BINARY_INT_MMX(PHSUBSW, phsubsw) 815BINARY_INT_MMX(PHSUBD, phsubd) 816BINARY_INT_MMX(PMADDUBSW, pmaddubsw) 817BINARY_INT_MMX(PSHUFB, pshufb) 818BINARY_INT_MMX(PSIGNB, psignb) 819BINARY_INT_MMX(PSIGNW, psignw) 820BINARY_INT_MMX(PSIGND, psignd) 821BINARY_INT_MMX(PMULHRSW, pmulhrsw) 822 823/* Instructions with no MMX equivalent. */ 824#define BINARY_INT_SSE(uname, lname) \ 825static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ 826{ \ 827 gen_binary_int_sse(s, env, decode, \ 828 NULL, \ 829 gen_helper_##lname##_xmm, \ 830 gen_helper_##lname##_ymm); \ 831} 832 833/* Instructions with no MMX equivalent. */ 834BINARY_INT_SSE(PUNPCKLQDQ, punpcklqdq) 835BINARY_INT_SSE(PUNPCKHQDQ, punpckhqdq) 836BINARY_INT_SSE(VPACKUSDW, packusdw) 837BINARY_INT_SSE(VPERMILPS, vpermilps) 838BINARY_INT_SSE(VPERMILPD, vpermilpd) 839BINARY_INT_SSE(VMASKMOVPS, vpmaskmovd) 840BINARY_INT_SSE(VMASKMOVPD, vpmaskmovq) 841 842BINARY_INT_SSE(PMULDQ, pmuldq) 843 844BINARY_INT_SSE(VAESDEC, aesdec) 845BINARY_INT_SSE(VAESDECLAST, aesdeclast) 846BINARY_INT_SSE(VAESENC, aesenc) 847BINARY_INT_SSE(VAESENCLAST, aesenclast) 848 849#define UNARY_CMP_SSE(uname, lname) \ 850static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ 851{ \ 852 if (!s->vex_l) { \ 853 gen_helper_##lname##_xmm(cpu_env, OP_PTR1, OP_PTR2); \ 854 } else { \ 855 gen_helper_##lname##_ymm(cpu_env, OP_PTR1, OP_PTR2); \ 856 } \ 857 set_cc_op(s, CC_OP_EFLAGS); \ 858} 859UNARY_CMP_SSE(VPTEST, ptest) 860UNARY_CMP_SSE(VTESTPS, vtestps) 861UNARY_CMP_SSE(VTESTPD, vtestpd) 862 863static inline void gen_unary_int_sse(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, 864 SSEFunc_0_epp xmm, SSEFunc_0_epp ymm) 865{ 866 if (!s->vex_l) { 867 xmm(cpu_env, OP_PTR0, OP_PTR2); 868 } else { 869 ymm(cpu_env, OP_PTR0, OP_PTR2); 870 } 871} 872 873#define UNARY_INT_SSE(uname, lname) \ 874static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ 875{ \ 876 gen_unary_int_sse(s, env, decode, \ 877 gen_helper_##lname##_xmm, \ 878 gen_helper_##lname##_ymm); \ 879} 880 881UNARY_INT_SSE(VPMOVSXBW, pmovsxbw) 882UNARY_INT_SSE(VPMOVSXBD, pmovsxbd) 883UNARY_INT_SSE(VPMOVSXBQ, pmovsxbq) 884UNARY_INT_SSE(VPMOVSXWD, pmovsxwd) 885UNARY_INT_SSE(VPMOVSXWQ, pmovsxwq) 886UNARY_INT_SSE(VPMOVSXDQ, pmovsxdq) 887 888UNARY_INT_SSE(VPMOVZXBW, pmovzxbw) 889UNARY_INT_SSE(VPMOVZXBD, pmovzxbd) 890UNARY_INT_SSE(VPMOVZXBQ, pmovzxbq) 891UNARY_INT_SSE(VPMOVZXWD, pmovzxwd) 892UNARY_INT_SSE(VPMOVZXWQ, pmovzxwq) 893UNARY_INT_SSE(VPMOVZXDQ, pmovzxdq) 894 895UNARY_INT_SSE(VMOVSLDUP, pmovsldup) 896UNARY_INT_SSE(VMOVSHDUP, pmovshdup) 897UNARY_INT_SSE(VMOVDDUP, pmovdldup) 898 899UNARY_INT_SSE(VCVTDQ2PD, cvtdq2pd) 900UNARY_INT_SSE(VCVTPD2DQ, cvtpd2dq) 901UNARY_INT_SSE(VCVTTPD2DQ, cvttpd2dq) 902UNARY_INT_SSE(VCVTDQ2PS, cvtdq2ps) 903UNARY_INT_SSE(VCVTPS2DQ, cvtps2dq) 904UNARY_INT_SSE(VCVTTPS2DQ, cvttps2dq) 905UNARY_INT_SSE(VCVTPH2PS, cvtph2ps) 906 907 908static inline void gen_unary_imm_sse(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, 909 SSEFunc_0_ppi xmm, SSEFunc_0_ppi ymm) 910{ 911 TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); 912 if (!s->vex_l) { 913 xmm(OP_PTR0, OP_PTR1, imm); 914 } else { 915 ymm(OP_PTR0, OP_PTR1, imm); 916 } 917} 918 919#define UNARY_IMM_SSE(uname, lname) \ 920static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ 921{ \ 922 gen_unary_imm_sse(s, env, decode, \ 923 gen_helper_##lname##_xmm, \ 924 gen_helper_##lname##_ymm); \ 925} 926 927UNARY_IMM_SSE(PSHUFD, pshufd) 928UNARY_IMM_SSE(PSHUFHW, pshufhw) 929UNARY_IMM_SSE(PSHUFLW, pshuflw) 930#define gen_helper_vpermq_xmm NULL 931UNARY_IMM_SSE(VPERMQ, vpermq) 932UNARY_IMM_SSE(VPERMILPS_i, vpermilps_imm) 933UNARY_IMM_SSE(VPERMILPD_i, vpermilpd_imm) 934 935static inline void gen_unary_imm_fp_sse(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, 936 SSEFunc_0_eppi xmm, SSEFunc_0_eppi ymm) 937{ 938 TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); 939 if (!s->vex_l) { 940 xmm(cpu_env, OP_PTR0, OP_PTR1, imm); 941 } else { 942 ymm(cpu_env, OP_PTR0, OP_PTR1, imm); 943 } 944} 945 946#define UNARY_IMM_FP_SSE(uname, lname) \ 947static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ 948{ \ 949 gen_unary_imm_fp_sse(s, env, decode, \ 950 gen_helper_##lname##_xmm, \ 951 gen_helper_##lname##_ymm); \ 952} 953 954UNARY_IMM_FP_SSE(VROUNDPS, roundps) 955UNARY_IMM_FP_SSE(VROUNDPD, roundpd) 956 957static inline void gen_vexw_avx(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, 958 SSEFunc_0_eppp d_xmm, SSEFunc_0_eppp q_xmm, 959 SSEFunc_0_eppp d_ymm, SSEFunc_0_eppp q_ymm) 960{ 961 SSEFunc_0_eppp d = s->vex_l ? d_ymm : d_xmm; 962 SSEFunc_0_eppp q = s->vex_l ? q_ymm : q_xmm; 963 SSEFunc_0_eppp fn = s->vex_w ? q : d; 964 fn(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2); 965} 966 967/* VEX.W affects whether to operate on 32- or 64-bit elements. */ 968#define VEXW_AVX(uname, lname) \ 969static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ 970{ \ 971 gen_vexw_avx(s, env, decode, \ 972 gen_helper_##lname##d_xmm, gen_helper_##lname##q_xmm, \ 973 gen_helper_##lname##d_ymm, gen_helper_##lname##q_ymm); \ 974} 975VEXW_AVX(VPSLLV, vpsllv) 976VEXW_AVX(VPSRLV, vpsrlv) 977VEXW_AVX(VPSRAV, vpsrav) 978VEXW_AVX(VPMASKMOV, vpmaskmov) 979 980/* Same as above, but with extra arguments to the helper. */ 981static inline void gen_vsib_avx(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, 982 SSEFunc_0_epppti d_xmm, SSEFunc_0_epppti q_xmm, 983 SSEFunc_0_epppti d_ymm, SSEFunc_0_epppti q_ymm) 984{ 985 SSEFunc_0_epppti d = s->vex_l ? d_ymm : d_xmm; 986 SSEFunc_0_epppti q = s->vex_l ? q_ymm : q_xmm; 987 SSEFunc_0_epppti fn = s->vex_w ? q : d; 988 TCGv_i32 scale = tcg_constant_i32(decode->mem.scale); 989 TCGv_ptr index = tcg_temp_new_ptr(); 990 991 /* Pass third input as (index, base, scale) */ 992 tcg_gen_addi_ptr(index, cpu_env, ZMM_OFFSET(decode->mem.index)); 993 fn(cpu_env, OP_PTR0, OP_PTR1, index, s->A0, scale); 994 995 /* 996 * There are two output operands, so zero OP1's high 128 bits 997 * in the VEX.128 case. 998 */ 999 if (!s->vex_l) { 1000 int ymmh_ofs = vector_elem_offset(&decode->op[1], MO_128, 1); 1001 tcg_gen_gvec_dup_imm(MO_64, ymmh_ofs, 16, 16, 0); 1002 } 1003} 1004#define VSIB_AVX(uname, lname) \ 1005static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ 1006{ \ 1007 gen_vsib_avx(s, env, decode, \ 1008 gen_helper_##lname##d_xmm, gen_helper_##lname##q_xmm, \ 1009 gen_helper_##lname##d_ymm, gen_helper_##lname##q_ymm); \ 1010} 1011VSIB_AVX(VPGATHERD, vpgatherd) 1012VSIB_AVX(VPGATHERQ, vpgatherq) 1013 1014static void gen_ADCOX(DisasContext *s, CPUX86State *env, MemOp ot, int cc_op) 1015{ 1016 int opposite_cc_op; 1017 TCGv carry_in = NULL; 1018 TCGv carry_out = (cc_op == CC_OP_ADCX ? cpu_cc_dst : cpu_cc_src2); 1019 TCGv zero; 1020 1021 if (cc_op == s->cc_op || s->cc_op == CC_OP_ADCOX) { 1022 /* Re-use the carry-out from a previous round. */ 1023 carry_in = carry_out; 1024 } else { 1025 /* We don't have a carry-in, get it out of EFLAGS. */ 1026 if (s->cc_op != CC_OP_ADCX && s->cc_op != CC_OP_ADOX) { 1027 gen_compute_eflags(s); 1028 } 1029 carry_in = s->tmp0; 1030 tcg_gen_extract_tl(carry_in, cpu_cc_src, 1031 ctz32(cc_op == CC_OP_ADCX ? CC_C : CC_O), 1); 1032 } 1033 1034 switch (ot) { 1035#ifdef TARGET_X86_64 1036 case MO_32: 1037 /* If TL is 64-bit just do everything in 64-bit arithmetic. */ 1038 tcg_gen_ext32u_tl(s->T0, s->T0); 1039 tcg_gen_ext32u_tl(s->T1, s->T1); 1040 tcg_gen_add_i64(s->T0, s->T0, s->T1); 1041 tcg_gen_add_i64(s->T0, s->T0, carry_in); 1042 tcg_gen_shri_i64(carry_out, s->T0, 32); 1043 break; 1044#endif 1045 default: 1046 zero = tcg_constant_tl(0); 1047 tcg_gen_add2_tl(s->T0, carry_out, s->T0, zero, carry_in, zero); 1048 tcg_gen_add2_tl(s->T0, carry_out, s->T0, carry_out, s->T1, zero); 1049 break; 1050 } 1051 1052 opposite_cc_op = cc_op == CC_OP_ADCX ? CC_OP_ADOX : CC_OP_ADCX; 1053 if (s->cc_op == CC_OP_ADCOX || s->cc_op == opposite_cc_op) { 1054 /* Merge with the carry-out from the opposite instruction. */ 1055 set_cc_op(s, CC_OP_ADCOX); 1056 } else { 1057 set_cc_op(s, cc_op); 1058 } 1059} 1060 1061static void gen_ADCX(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1062{ 1063 gen_ADCOX(s, env, decode->op[0].ot, CC_OP_ADCX); 1064} 1065 1066static void gen_ADOX(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1067{ 1068 gen_ADCOX(s, env, decode->op[0].ot, CC_OP_ADOX); 1069} 1070 1071static void gen_ANDN(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1072{ 1073 MemOp ot = decode->op[0].ot; 1074 1075 tcg_gen_andc_tl(s->T0, s->T1, s->T0); 1076 gen_op_update1_cc(s); 1077 set_cc_op(s, CC_OP_LOGICB + ot); 1078} 1079 1080static void gen_BEXTR(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1081{ 1082 MemOp ot = decode->op[0].ot; 1083 TCGv bound = tcg_constant_tl(ot == MO_64 ? 63 : 31); 1084 TCGv zero = tcg_constant_tl(0); 1085 TCGv mone = tcg_constant_tl(-1); 1086 1087 /* 1088 * Extract START, and shift the operand. 1089 * Shifts larger than operand size get zeros. 1090 */ 1091 tcg_gen_ext8u_tl(s->A0, s->T1); 1092 if (TARGET_LONG_BITS == 64 && ot == MO_32) { 1093 tcg_gen_ext32u_tl(s->T0, s->T0); 1094 } 1095 tcg_gen_shr_tl(s->T0, s->T0, s->A0); 1096 1097 tcg_gen_movcond_tl(TCG_COND_LEU, s->T0, s->A0, bound, s->T0, zero); 1098 1099 /* 1100 * Extract the LEN into an inverse mask. Lengths larger than 1101 * operand size get all zeros, length 0 gets all ones. 1102 */ 1103 tcg_gen_extract_tl(s->A0, s->T1, 8, 8); 1104 tcg_gen_shl_tl(s->T1, mone, s->A0); 1105 tcg_gen_movcond_tl(TCG_COND_LEU, s->T1, s->A0, bound, s->T1, zero); 1106 tcg_gen_andc_tl(s->T0, s->T0, s->T1); 1107 1108 gen_op_update1_cc(s); 1109 set_cc_op(s, CC_OP_LOGICB + ot); 1110} 1111 1112static void gen_BLSI(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1113{ 1114 MemOp ot = decode->op[0].ot; 1115 1116 tcg_gen_mov_tl(cpu_cc_src, s->T0); 1117 tcg_gen_neg_tl(s->T1, s->T0); 1118 tcg_gen_and_tl(s->T0, s->T0, s->T1); 1119 tcg_gen_mov_tl(cpu_cc_dst, s->T0); 1120 set_cc_op(s, CC_OP_BMILGB + ot); 1121} 1122 1123static void gen_BLSMSK(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1124{ 1125 MemOp ot = decode->op[0].ot; 1126 1127 tcg_gen_mov_tl(cpu_cc_src, s->T0); 1128 tcg_gen_subi_tl(s->T1, s->T0, 1); 1129 tcg_gen_xor_tl(s->T0, s->T0, s->T1); 1130 tcg_gen_mov_tl(cpu_cc_dst, s->T0); 1131 set_cc_op(s, CC_OP_BMILGB + ot); 1132} 1133 1134static void gen_BLSR(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1135{ 1136 MemOp ot = decode->op[0].ot; 1137 1138 tcg_gen_mov_tl(cpu_cc_src, s->T0); 1139 tcg_gen_subi_tl(s->T1, s->T0, 1); 1140 tcg_gen_and_tl(s->T0, s->T0, s->T1); 1141 tcg_gen_mov_tl(cpu_cc_dst, s->T0); 1142 set_cc_op(s, CC_OP_BMILGB + ot); 1143} 1144 1145static void gen_BZHI(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1146{ 1147 MemOp ot = decode->op[0].ot; 1148 TCGv bound = tcg_constant_tl(ot == MO_64 ? 63 : 31); 1149 TCGv zero = tcg_constant_tl(0); 1150 TCGv mone = tcg_constant_tl(-1); 1151 1152 tcg_gen_ext8u_tl(s->T1, s->T1); 1153 1154 /* 1155 * Note that since we're using BMILG (in order to get O 1156 * cleared) we need to store the inverse into C. 1157 */ 1158 tcg_gen_setcond_tl(TCG_COND_LEU, cpu_cc_src, s->T1, bound); 1159 1160 tcg_gen_shl_tl(s->A0, mone, s->T1); 1161 tcg_gen_movcond_tl(TCG_COND_LEU, s->A0, s->T1, bound, s->A0, zero); 1162 tcg_gen_andc_tl(s->T0, s->T0, s->A0); 1163 1164 gen_op_update1_cc(s); 1165 set_cc_op(s, CC_OP_BMILGB + ot); 1166} 1167 1168static void gen_CRC32(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1169{ 1170 MemOp ot = decode->op[2].ot; 1171 1172 tcg_gen_trunc_tl_i32(s->tmp2_i32, s->T0); 1173 gen_helper_crc32(s->T0, s->tmp2_i32, s->T1, tcg_constant_i32(8 << ot)); 1174} 1175 1176static void gen_CVTPI2Px(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1177{ 1178 gen_helper_enter_mmx(cpu_env); 1179 if (s->prefix & PREFIX_DATA) { 1180 gen_helper_cvtpi2pd(cpu_env, OP_PTR0, OP_PTR2); 1181 } else { 1182 gen_helper_cvtpi2ps(cpu_env, OP_PTR0, OP_PTR2); 1183 } 1184} 1185 1186static void gen_CVTPx2PI(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1187{ 1188 gen_helper_enter_mmx(cpu_env); 1189 if (s->prefix & PREFIX_DATA) { 1190 gen_helper_cvtpd2pi(cpu_env, OP_PTR0, OP_PTR2); 1191 } else { 1192 gen_helper_cvtps2pi(cpu_env, OP_PTR0, OP_PTR2); 1193 } 1194} 1195 1196static void gen_CVTTPx2PI(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1197{ 1198 gen_helper_enter_mmx(cpu_env); 1199 if (s->prefix & PREFIX_DATA) { 1200 gen_helper_cvttpd2pi(cpu_env, OP_PTR0, OP_PTR2); 1201 } else { 1202 gen_helper_cvttps2pi(cpu_env, OP_PTR0, OP_PTR2); 1203 } 1204} 1205 1206static void gen_EMMS(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1207{ 1208 gen_helper_emms(cpu_env); 1209} 1210 1211static void gen_EXTRQ_i(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1212{ 1213 TCGv_i32 length = tcg_constant_i32(decode->immediate & 63); 1214 TCGv_i32 index = tcg_constant_i32((decode->immediate >> 8) & 63); 1215 1216 gen_helper_extrq_i(cpu_env, OP_PTR0, index, length); 1217} 1218 1219static void gen_EXTRQ_r(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1220{ 1221 gen_helper_extrq_r(cpu_env, OP_PTR0, OP_PTR2); 1222} 1223 1224static void gen_INSERTQ_i(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1225{ 1226 TCGv_i32 length = tcg_constant_i32(decode->immediate & 63); 1227 TCGv_i32 index = tcg_constant_i32((decode->immediate >> 8) & 63); 1228 1229 gen_helper_insertq_i(cpu_env, OP_PTR0, OP_PTR1, index, length); 1230} 1231 1232static void gen_INSERTQ_r(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1233{ 1234 gen_helper_insertq_r(cpu_env, OP_PTR0, OP_PTR2); 1235} 1236 1237static void gen_LDMXCSR(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1238{ 1239 if (s->vex_l) { 1240 gen_illegal_opcode(s); 1241 return; 1242 } 1243 tcg_gen_trunc_tl_i32(s->tmp2_i32, s->T1); 1244 gen_helper_ldmxcsr(cpu_env, s->tmp2_i32); 1245} 1246 1247static void gen_MASKMOV(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1248{ 1249 tcg_gen_mov_tl(s->A0, cpu_regs[R_EDI]); 1250 gen_extu(s->aflag, s->A0); 1251 gen_add_A0_ds_seg(s); 1252 1253 if (s->prefix & PREFIX_DATA) { 1254 gen_helper_maskmov_xmm(cpu_env, OP_PTR1, OP_PTR2, s->A0); 1255 } else { 1256 gen_helper_maskmov_mmx(cpu_env, OP_PTR1, OP_PTR2, s->A0); 1257 } 1258} 1259 1260static void gen_MOVBE(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1261{ 1262 MemOp ot = decode->op[0].ot; 1263 1264 /* M operand type does not load/store */ 1265 if (decode->e.op0 == X86_TYPE_M) { 1266 tcg_gen_qemu_st_tl(s->T0, s->A0, s->mem_index, ot | MO_BE); 1267 } else { 1268 tcg_gen_qemu_ld_tl(s->T0, s->A0, s->mem_index, ot | MO_BE); 1269 } 1270} 1271 1272static void gen_MOVD_from(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1273{ 1274 MemOp ot = decode->op[2].ot; 1275 1276 switch (ot) { 1277 case MO_32: 1278#ifdef TARGET_X86_64 1279 tcg_gen_ld32u_tl(s->T0, cpu_env, decode->op[2].offset); 1280 break; 1281 case MO_64: 1282#endif 1283 tcg_gen_ld_tl(s->T0, cpu_env, decode->op[2].offset); 1284 break; 1285 default: 1286 abort(); 1287 } 1288} 1289 1290static void gen_MOVD_to(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1291{ 1292 MemOp ot = decode->op[2].ot; 1293 int vec_len = vector_len(s, decode); 1294 int lo_ofs = vector_elem_offset(&decode->op[0], ot, 0); 1295 1296 tcg_gen_gvec_dup_imm(MO_64, decode->op[0].offset, vec_len, vec_len, 0); 1297 1298 switch (ot) { 1299 case MO_32: 1300#ifdef TARGET_X86_64 1301 tcg_gen_st32_tl(s->T1, cpu_env, lo_ofs); 1302 break; 1303 case MO_64: 1304#endif 1305 tcg_gen_st_tl(s->T1, cpu_env, lo_ofs); 1306 break; 1307 default: 1308 g_assert_not_reached(); 1309 } 1310} 1311 1312static void gen_MOVDQ(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1313{ 1314 gen_store_sse(s, decode, decode->op[2].offset); 1315} 1316 1317static void gen_MOVMSK(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1318{ 1319 typeof(gen_helper_movmskps_ymm) *ps, *pd, *fn; 1320 ps = s->vex_l ? gen_helper_movmskps_ymm : gen_helper_movmskps_xmm; 1321 pd = s->vex_l ? gen_helper_movmskpd_ymm : gen_helper_movmskpd_xmm; 1322 fn = s->prefix & PREFIX_DATA ? pd : ps; 1323 fn(s->tmp2_i32, cpu_env, OP_PTR2); 1324 tcg_gen_extu_i32_tl(s->T0, s->tmp2_i32); 1325} 1326 1327static void gen_MOVQ(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1328{ 1329 int vec_len = vector_len(s, decode); 1330 int lo_ofs = vector_elem_offset(&decode->op[0], MO_64, 0); 1331 1332 tcg_gen_ld_i64(s->tmp1_i64, cpu_env, decode->op[2].offset); 1333 if (decode->op[0].has_ea) { 1334 tcg_gen_qemu_st_i64(s->tmp1_i64, s->A0, s->mem_index, MO_LEUQ); 1335 } else { 1336 /* 1337 * tcg_gen_gvec_dup_i64(MO_64, op0.offset, 8, vec_len, s->tmp1_64) would 1338 * seem to work, but it does not on big-endian platforms; the cleared parts 1339 * are always at higher addresses, but cross-endian emulation inverts the 1340 * byte order so that the cleared parts need to be at *lower* addresses. 1341 * Because oprsz is 8, we see this here even for SSE; but more in general, 1342 * it disqualifies using oprsz < maxsz to emulate VEX128. 1343 */ 1344 tcg_gen_gvec_dup_imm(MO_64, decode->op[0].offset, vec_len, vec_len, 0); 1345 tcg_gen_st_i64(s->tmp1_i64, cpu_env, lo_ofs); 1346 } 1347} 1348 1349static void gen_MOVq_dq(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1350{ 1351 gen_helper_enter_mmx(cpu_env); 1352 /* Otherwise the same as any other movq. */ 1353 return gen_MOVQ(s, env, decode); 1354} 1355 1356static void gen_MULX(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1357{ 1358 MemOp ot = decode->op[0].ot; 1359 1360 /* low part of result in VEX.vvvv, high in MODRM */ 1361 switch (ot) { 1362 default: 1363 tcg_gen_trunc_tl_i32(s->tmp2_i32, s->T0); 1364 tcg_gen_trunc_tl_i32(s->tmp3_i32, s->T1); 1365 tcg_gen_mulu2_i32(s->tmp2_i32, s->tmp3_i32, 1366 s->tmp2_i32, s->tmp3_i32); 1367 tcg_gen_extu_i32_tl(cpu_regs[s->vex_v], s->tmp2_i32); 1368 tcg_gen_extu_i32_tl(s->T0, s->tmp3_i32); 1369 break; 1370#ifdef TARGET_X86_64 1371 case MO_64: 1372 tcg_gen_mulu2_i64(cpu_regs[s->vex_v], s->T0, s->T0, s->T1); 1373 break; 1374#endif 1375 } 1376 1377} 1378 1379static void gen_PALIGNR(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1380{ 1381 TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); 1382 if (!(s->prefix & PREFIX_DATA)) { 1383 gen_helper_palignr_mmx(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2, imm); 1384 } else if (!s->vex_l) { 1385 gen_helper_palignr_xmm(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2, imm); 1386 } else { 1387 gen_helper_palignr_ymm(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2, imm); 1388 } 1389} 1390 1391static void gen_PANDN(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1392{ 1393 int vec_len = vector_len(s, decode); 1394 1395 /* Careful, operand order is reversed! */ 1396 tcg_gen_gvec_andc(MO_64, 1397 decode->op[0].offset, decode->op[2].offset, 1398 decode->op[1].offset, vec_len, vec_len); 1399} 1400 1401static void gen_PCMPESTRI(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1402{ 1403 TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); 1404 gen_helper_pcmpestri_xmm(cpu_env, OP_PTR1, OP_PTR2, imm); 1405 set_cc_op(s, CC_OP_EFLAGS); 1406} 1407 1408static void gen_PCMPESTRM(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1409{ 1410 TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); 1411 gen_helper_pcmpestrm_xmm(cpu_env, OP_PTR1, OP_PTR2, imm); 1412 set_cc_op(s, CC_OP_EFLAGS); 1413 if ((s->prefix & PREFIX_VEX) && !s->vex_l) { 1414 tcg_gen_gvec_dup_imm(MO_64, offsetof(CPUX86State, xmm_regs[0].ZMM_X(1)), 1415 16, 16, 0); 1416 } 1417} 1418 1419static void gen_PCMPISTRI(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1420{ 1421 TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); 1422 gen_helper_pcmpistri_xmm(cpu_env, OP_PTR1, OP_PTR2, imm); 1423 set_cc_op(s, CC_OP_EFLAGS); 1424} 1425 1426static void gen_PCMPISTRM(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1427{ 1428 TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); 1429 gen_helper_pcmpistrm_xmm(cpu_env, OP_PTR1, OP_PTR2, imm); 1430 set_cc_op(s, CC_OP_EFLAGS); 1431 if ((s->prefix & PREFIX_VEX) && !s->vex_l) { 1432 tcg_gen_gvec_dup_imm(MO_64, offsetof(CPUX86State, xmm_regs[0].ZMM_X(1)), 1433 16, 16, 0); 1434 } 1435} 1436 1437static void gen_PDEP(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1438{ 1439 MemOp ot = decode->op[1].ot; 1440 if (ot < MO_64) { 1441 tcg_gen_ext32u_tl(s->T0, s->T0); 1442 } 1443 gen_helper_pdep(s->T0, s->T0, s->T1); 1444} 1445 1446static void gen_PEXT(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1447{ 1448 MemOp ot = decode->op[1].ot; 1449 if (ot < MO_64) { 1450 tcg_gen_ext32u_tl(s->T0, s->T0); 1451 } 1452 gen_helper_pext(s->T0, s->T0, s->T1); 1453} 1454 1455static inline void gen_pextr(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, MemOp ot) 1456{ 1457 int vec_len = vector_len(s, decode); 1458 int mask = (vec_len >> ot) - 1; 1459 int val = decode->immediate & mask; 1460 1461 switch (ot) { 1462 case MO_8: 1463 tcg_gen_ld8u_tl(s->T0, cpu_env, vector_elem_offset(&decode->op[1], ot, val)); 1464 break; 1465 case MO_16: 1466 tcg_gen_ld16u_tl(s->T0, cpu_env, vector_elem_offset(&decode->op[1], ot, val)); 1467 break; 1468 case MO_32: 1469#ifdef TARGET_X86_64 1470 tcg_gen_ld32u_tl(s->T0, cpu_env, vector_elem_offset(&decode->op[1], ot, val)); 1471 break; 1472 case MO_64: 1473#endif 1474 tcg_gen_ld_tl(s->T0, cpu_env, vector_elem_offset(&decode->op[1], ot, val)); 1475 break; 1476 default: 1477 abort(); 1478 } 1479} 1480 1481static void gen_PEXTRB(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1482{ 1483 gen_pextr(s, env, decode, MO_8); 1484} 1485 1486static void gen_PEXTRW(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1487{ 1488 gen_pextr(s, env, decode, MO_16); 1489} 1490 1491static void gen_PEXTR(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1492{ 1493 MemOp ot = decode->op[0].ot; 1494 gen_pextr(s, env, decode, ot); 1495} 1496 1497static inline void gen_pinsr(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, MemOp ot) 1498{ 1499 int vec_len = vector_len(s, decode); 1500 int mask = (vec_len >> ot) - 1; 1501 int val = decode->immediate & mask; 1502 1503 if (decode->op[1].offset != decode->op[0].offset) { 1504 assert(vec_len == 16); 1505 gen_store_sse(s, decode, decode->op[1].offset); 1506 } 1507 1508 switch (ot) { 1509 case MO_8: 1510 tcg_gen_st8_tl(s->T1, cpu_env, vector_elem_offset(&decode->op[0], ot, val)); 1511 break; 1512 case MO_16: 1513 tcg_gen_st16_tl(s->T1, cpu_env, vector_elem_offset(&decode->op[0], ot, val)); 1514 break; 1515 case MO_32: 1516#ifdef TARGET_X86_64 1517 tcg_gen_st32_tl(s->T1, cpu_env, vector_elem_offset(&decode->op[0], ot, val)); 1518 break; 1519 case MO_64: 1520#endif 1521 tcg_gen_st_tl(s->T1, cpu_env, vector_elem_offset(&decode->op[0], ot, val)); 1522 break; 1523 default: 1524 abort(); 1525 } 1526} 1527 1528static void gen_PINSRB(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1529{ 1530 gen_pinsr(s, env, decode, MO_8); 1531} 1532 1533static void gen_PINSRW(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1534{ 1535 gen_pinsr(s, env, decode, MO_16); 1536} 1537 1538static void gen_PINSR(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1539{ 1540 gen_pinsr(s, env, decode, decode->op[2].ot); 1541} 1542 1543static void gen_pmovmskb_i64(TCGv_i64 d, TCGv_i64 s) 1544{ 1545 TCGv_i64 t = tcg_temp_new_i64(); 1546 1547 tcg_gen_andi_i64(d, s, 0x8080808080808080ull); 1548 1549 /* 1550 * After each shift+or pair: 1551 * 0: a.......b.......c.......d.......e.......f.......g.......h....... 1552 * 7: ab......bc......cd......de......ef......fg......gh......h....... 1553 * 14: abcd....bcde....cdef....defg....efgh....fgh.....gh......h....... 1554 * 28: abcdefghbcdefgh.cdefgh..defgh...efgh....fgh.....gh......h....... 1555 * The result is left in the high bits of the word. 1556 */ 1557 tcg_gen_shli_i64(t, d, 7); 1558 tcg_gen_or_i64(d, d, t); 1559 tcg_gen_shli_i64(t, d, 14); 1560 tcg_gen_or_i64(d, d, t); 1561 tcg_gen_shli_i64(t, d, 28); 1562 tcg_gen_or_i64(d, d, t); 1563} 1564 1565static void gen_pmovmskb_vec(unsigned vece, TCGv_vec d, TCGv_vec s) 1566{ 1567 TCGv_vec t = tcg_temp_new_vec_matching(d); 1568 TCGv_vec m = tcg_constant_vec_matching(d, MO_8, 0x80); 1569 1570 /* See above */ 1571 tcg_gen_and_vec(vece, d, s, m); 1572 tcg_gen_shli_vec(vece, t, d, 7); 1573 tcg_gen_or_vec(vece, d, d, t); 1574 tcg_gen_shli_vec(vece, t, d, 14); 1575 tcg_gen_or_vec(vece, d, d, t); 1576 tcg_gen_shli_vec(vece, t, d, 28); 1577 tcg_gen_or_vec(vece, d, d, t); 1578} 1579 1580#ifdef TARGET_X86_64 1581#define TCG_TARGET_HAS_extract2_tl TCG_TARGET_HAS_extract2_i64 1582#else 1583#define TCG_TARGET_HAS_extract2_tl TCG_TARGET_HAS_extract2_i32 1584#endif 1585 1586static void gen_PMOVMSKB(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1587{ 1588 static const TCGOpcode vecop_list[] = { INDEX_op_shli_vec, 0 }; 1589 static const GVecGen2 g = { 1590 .fni8 = gen_pmovmskb_i64, 1591 .fniv = gen_pmovmskb_vec, 1592 .opt_opc = vecop_list, 1593 .vece = MO_64, 1594 .prefer_i64 = TCG_TARGET_REG_BITS == 64 1595 }; 1596 MemOp ot = decode->op[2].ot; 1597 int vec_len = vector_len(s, decode); 1598 TCGv t = tcg_temp_new(); 1599 1600 tcg_gen_gvec_2(offsetof(CPUX86State, xmm_t0) + xmm_offset(ot), decode->op[2].offset, 1601 vec_len, vec_len, &g); 1602 tcg_gen_ld8u_tl(s->T0, cpu_env, offsetof(CPUX86State, xmm_t0.ZMM_B(vec_len - 1))); 1603 while (vec_len > 8) { 1604 vec_len -= 8; 1605 if (TCG_TARGET_HAS_extract2_tl) { 1606 /* 1607 * Load the next byte of the result into the high byte of T. 1608 * TCG does a similar expansion of deposit to shl+extract2; by 1609 * loading the whole word, the shift left is avoided. 1610 */ 1611#ifdef TARGET_X86_64 1612 tcg_gen_ld_tl(t, cpu_env, offsetof(CPUX86State, xmm_t0.ZMM_Q((vec_len - 1) / 8))); 1613#else 1614 tcg_gen_ld_tl(t, cpu_env, offsetof(CPUX86State, xmm_t0.ZMM_L((vec_len - 1) / 4))); 1615#endif 1616 1617 tcg_gen_extract2_tl(s->T0, t, s->T0, TARGET_LONG_BITS - 8); 1618 } else { 1619 /* 1620 * The _previous_ value is deposited into bits 8 and higher of t. Because 1621 * those bits are known to be zero after ld8u, this becomes a shift+or 1622 * if deposit is not available. 1623 */ 1624 tcg_gen_ld8u_tl(t, cpu_env, offsetof(CPUX86State, xmm_t0.ZMM_B(vec_len - 1))); 1625 tcg_gen_deposit_tl(s->T0, t, s->T0, 8, TARGET_LONG_BITS - 8); 1626 } 1627 } 1628} 1629 1630static void gen_PSHUFW(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1631{ 1632 TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); 1633 gen_helper_pshufw_mmx(OP_PTR0, OP_PTR1, imm); 1634} 1635 1636static void gen_PSRLW_i(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1637{ 1638 int vec_len = vector_len(s, decode); 1639 1640 if (decode->immediate >= 16) { 1641 tcg_gen_gvec_dup_imm(MO_64, decode->op[0].offset, vec_len, vec_len, 0); 1642 } else { 1643 tcg_gen_gvec_shri(MO_16, 1644 decode->op[0].offset, decode->op[1].offset, 1645 decode->immediate, vec_len, vec_len); 1646 } 1647} 1648 1649static void gen_PSLLW_i(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1650{ 1651 int vec_len = vector_len(s, decode); 1652 1653 if (decode->immediate >= 16) { 1654 tcg_gen_gvec_dup_imm(MO_64, decode->op[0].offset, vec_len, vec_len, 0); 1655 } else { 1656 tcg_gen_gvec_shli(MO_16, 1657 decode->op[0].offset, decode->op[1].offset, 1658 decode->immediate, vec_len, vec_len); 1659 } 1660} 1661 1662static void gen_PSRAW_i(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1663{ 1664 int vec_len = vector_len(s, decode); 1665 1666 if (decode->immediate >= 16) { 1667 decode->immediate = 15; 1668 } 1669 tcg_gen_gvec_sari(MO_16, 1670 decode->op[0].offset, decode->op[1].offset, 1671 decode->immediate, vec_len, vec_len); 1672} 1673 1674static void gen_PSRLD_i(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1675{ 1676 int vec_len = vector_len(s, decode); 1677 1678 if (decode->immediate >= 32) { 1679 tcg_gen_gvec_dup_imm(MO_64, decode->op[0].offset, vec_len, vec_len, 0); 1680 } else { 1681 tcg_gen_gvec_shri(MO_32, 1682 decode->op[0].offset, decode->op[1].offset, 1683 decode->immediate, vec_len, vec_len); 1684 } 1685} 1686 1687static void gen_PSLLD_i(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1688{ 1689 int vec_len = vector_len(s, decode); 1690 1691 if (decode->immediate >= 32) { 1692 tcg_gen_gvec_dup_imm(MO_64, decode->op[0].offset, vec_len, vec_len, 0); 1693 } else { 1694 tcg_gen_gvec_shli(MO_32, 1695 decode->op[0].offset, decode->op[1].offset, 1696 decode->immediate, vec_len, vec_len); 1697 } 1698} 1699 1700static void gen_PSRAD_i(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1701{ 1702 int vec_len = vector_len(s, decode); 1703 1704 if (decode->immediate >= 32) { 1705 decode->immediate = 31; 1706 } 1707 tcg_gen_gvec_sari(MO_32, 1708 decode->op[0].offset, decode->op[1].offset, 1709 decode->immediate, vec_len, vec_len); 1710} 1711 1712static void gen_PSRLQ_i(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1713{ 1714 int vec_len = vector_len(s, decode); 1715 1716 if (decode->immediate >= 64) { 1717 tcg_gen_gvec_dup_imm(MO_64, decode->op[0].offset, vec_len, vec_len, 0); 1718 } else { 1719 tcg_gen_gvec_shri(MO_64, 1720 decode->op[0].offset, decode->op[1].offset, 1721 decode->immediate, vec_len, vec_len); 1722 } 1723} 1724 1725static void gen_PSLLQ_i(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1726{ 1727 int vec_len = vector_len(s, decode); 1728 1729 if (decode->immediate >= 64) { 1730 tcg_gen_gvec_dup_imm(MO_64, decode->op[0].offset, vec_len, vec_len, 0); 1731 } else { 1732 tcg_gen_gvec_shli(MO_64, 1733 decode->op[0].offset, decode->op[1].offset, 1734 decode->immediate, vec_len, vec_len); 1735 } 1736} 1737 1738static TCGv_ptr make_imm8u_xmm_vec(uint8_t imm, int vec_len) 1739{ 1740 MemOp ot = vec_len == 16 ? MO_128 : MO_256; 1741 TCGv_i32 imm_v = tcg_constant8u_i32(imm); 1742 TCGv_ptr ptr = tcg_temp_new_ptr(); 1743 1744 tcg_gen_gvec_dup_imm(MO_64, offsetof(CPUX86State, xmm_t0) + xmm_offset(ot), 1745 vec_len, vec_len, 0); 1746 1747 tcg_gen_addi_ptr(ptr, cpu_env, offsetof(CPUX86State, xmm_t0)); 1748 tcg_gen_st_i32(imm_v, cpu_env, offsetof(CPUX86State, xmm_t0.ZMM_L(0))); 1749 return ptr; 1750} 1751 1752static void gen_PSRLDQ_i(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1753{ 1754 int vec_len = vector_len(s, decode); 1755 TCGv_ptr imm_vec = make_imm8u_xmm_vec(decode->immediate, vec_len); 1756 1757 if (s->vex_l) { 1758 gen_helper_psrldq_ymm(cpu_env, OP_PTR0, OP_PTR1, imm_vec); 1759 } else { 1760 gen_helper_psrldq_xmm(cpu_env, OP_PTR0, OP_PTR1, imm_vec); 1761 } 1762} 1763 1764static void gen_PSLLDQ_i(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1765{ 1766 int vec_len = vector_len(s, decode); 1767 TCGv_ptr imm_vec = make_imm8u_xmm_vec(decode->immediate, vec_len); 1768 1769 if (s->vex_l) { 1770 gen_helper_pslldq_ymm(cpu_env, OP_PTR0, OP_PTR1, imm_vec); 1771 } else { 1772 gen_helper_pslldq_xmm(cpu_env, OP_PTR0, OP_PTR1, imm_vec); 1773 } 1774} 1775 1776static void gen_RORX(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1777{ 1778 MemOp ot = decode->op[0].ot; 1779 int b = decode->immediate; 1780 1781 if (ot == MO_64) { 1782 tcg_gen_rotri_tl(s->T0, s->T0, b & 63); 1783 } else { 1784 tcg_gen_trunc_tl_i32(s->tmp2_i32, s->T0); 1785 tcg_gen_rotri_i32(s->tmp2_i32, s->tmp2_i32, b & 31); 1786 tcg_gen_extu_i32_tl(s->T0, s->tmp2_i32); 1787 } 1788} 1789 1790static void gen_SARX(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1791{ 1792 MemOp ot = decode->op[0].ot; 1793 int mask; 1794 1795 mask = ot == MO_64 ? 63 : 31; 1796 tcg_gen_andi_tl(s->T1, s->T1, mask); 1797 if (ot != MO_64) { 1798 tcg_gen_ext32s_tl(s->T0, s->T0); 1799 } 1800 tcg_gen_sar_tl(s->T0, s->T0, s->T1); 1801} 1802 1803static void gen_SHLX(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1804{ 1805 MemOp ot = decode->op[0].ot; 1806 int mask; 1807 1808 mask = ot == MO_64 ? 63 : 31; 1809 tcg_gen_andi_tl(s->T1, s->T1, mask); 1810 tcg_gen_shl_tl(s->T0, s->T0, s->T1); 1811} 1812 1813static void gen_SHRX(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1814{ 1815 MemOp ot = decode->op[0].ot; 1816 int mask; 1817 1818 mask = ot == MO_64 ? 63 : 31; 1819 tcg_gen_andi_tl(s->T1, s->T1, mask); 1820 if (ot != MO_64) { 1821 tcg_gen_ext32u_tl(s->T0, s->T0); 1822 } 1823 tcg_gen_shr_tl(s->T0, s->T0, s->T1); 1824} 1825 1826static void gen_VAESKEYGEN(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1827{ 1828 TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); 1829 assert(!s->vex_l); 1830 gen_helper_aeskeygenassist_xmm(cpu_env, OP_PTR0, OP_PTR1, imm); 1831} 1832 1833static void gen_STMXCSR(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1834{ 1835 if (s->vex_l) { 1836 gen_illegal_opcode(s); 1837 return; 1838 } 1839 gen_helper_update_mxcsr(cpu_env); 1840 tcg_gen_ld32u_tl(s->T0, cpu_env, offsetof(CPUX86State, mxcsr)); 1841} 1842 1843static void gen_VAESIMC(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1844{ 1845 assert(!s->vex_l); 1846 gen_helper_aesimc_xmm(cpu_env, OP_PTR0, OP_PTR2); 1847} 1848 1849/* 1850 * 00 = v*ps Vps, Hps, Wpd 1851 * 66 = v*pd Vpd, Hpd, Wps 1852 * f3 = v*ss Vss, Hss, Wps 1853 * f2 = v*sd Vsd, Hsd, Wps 1854 */ 1855#define SSE_CMP(x) { \ 1856 gen_helper_ ## x ## ps ## _xmm, gen_helper_ ## x ## pd ## _xmm, \ 1857 gen_helper_ ## x ## ss, gen_helper_ ## x ## sd, \ 1858 gen_helper_ ## x ## ps ## _ymm, gen_helper_ ## x ## pd ## _ymm} 1859static const SSEFunc_0_eppp gen_helper_cmp_funcs[32][6] = { 1860 SSE_CMP(cmpeq), 1861 SSE_CMP(cmplt), 1862 SSE_CMP(cmple), 1863 SSE_CMP(cmpunord), 1864 SSE_CMP(cmpneq), 1865 SSE_CMP(cmpnlt), 1866 SSE_CMP(cmpnle), 1867 SSE_CMP(cmpord), 1868 1869 SSE_CMP(cmpequ), 1870 SSE_CMP(cmpnge), 1871 SSE_CMP(cmpngt), 1872 SSE_CMP(cmpfalse), 1873 SSE_CMP(cmpnequ), 1874 SSE_CMP(cmpge), 1875 SSE_CMP(cmpgt), 1876 SSE_CMP(cmptrue), 1877 1878 SSE_CMP(cmpeqs), 1879 SSE_CMP(cmpltq), 1880 SSE_CMP(cmpleq), 1881 SSE_CMP(cmpunords), 1882 SSE_CMP(cmpneqq), 1883 SSE_CMP(cmpnltq), 1884 SSE_CMP(cmpnleq), 1885 SSE_CMP(cmpords), 1886 1887 SSE_CMP(cmpequs), 1888 SSE_CMP(cmpngeq), 1889 SSE_CMP(cmpngtq), 1890 SSE_CMP(cmpfalses), 1891 SSE_CMP(cmpnequs), 1892 SSE_CMP(cmpgeq), 1893 SSE_CMP(cmpgtq), 1894 SSE_CMP(cmptrues), 1895}; 1896#undef SSE_CMP 1897 1898static void gen_VCMP(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1899{ 1900 int index = decode->immediate & (s->prefix & PREFIX_VEX ? 31 : 7); 1901 int b = 1902 s->prefix & PREFIX_REPZ ? 2 /* ss */ : 1903 s->prefix & PREFIX_REPNZ ? 3 /* sd */ : 1904 !!(s->prefix & PREFIX_DATA) /* pd */ + (s->vex_l << 2); 1905 1906 gen_helper_cmp_funcs[index][b](cpu_env, OP_PTR0, OP_PTR1, OP_PTR2); 1907} 1908 1909static void gen_VCOMI(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1910{ 1911 SSEFunc_0_epp fn; 1912 fn = s->prefix & PREFIX_DATA ? gen_helper_comisd : gen_helper_comiss; 1913 fn(cpu_env, OP_PTR1, OP_PTR2); 1914 set_cc_op(s, CC_OP_EFLAGS); 1915} 1916 1917static void gen_VCVTPD2PS(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1918{ 1919 if (s->vex_l) { 1920 gen_helper_cvtpd2ps_ymm(cpu_env, OP_PTR0, OP_PTR2); 1921 } else { 1922 gen_helper_cvtpd2ps_xmm(cpu_env, OP_PTR0, OP_PTR2); 1923 } 1924} 1925 1926static void gen_VCVTPS2PD(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1927{ 1928 if (s->vex_l) { 1929 gen_helper_cvtps2pd_ymm(cpu_env, OP_PTR0, OP_PTR2); 1930 } else { 1931 gen_helper_cvtps2pd_xmm(cpu_env, OP_PTR0, OP_PTR2); 1932 } 1933} 1934 1935static void gen_VCVTPS2PH(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1936{ 1937 gen_unary_imm_fp_sse(s, env, decode, 1938 gen_helper_cvtps2ph_xmm, 1939 gen_helper_cvtps2ph_ymm); 1940 /* 1941 * VCVTPS2PH is the only instruction that performs an operation on a 1942 * register source and then *stores* into memory. 1943 */ 1944 if (decode->op[0].has_ea) { 1945 gen_store_sse(s, decode, decode->op[0].offset); 1946 } 1947} 1948 1949static void gen_VCVTSD2SS(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1950{ 1951 gen_helper_cvtsd2ss(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2); 1952} 1953 1954static void gen_VCVTSS2SD(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1955{ 1956 gen_helper_cvtss2sd(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2); 1957} 1958 1959static void gen_VCVTSI2Sx(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 1960{ 1961 int vec_len = vector_len(s, decode); 1962 TCGv_i32 in; 1963 1964 tcg_gen_gvec_mov(MO_64, decode->op[0].offset, decode->op[1].offset, vec_len, vec_len); 1965 1966#ifdef TARGET_X86_64 1967 MemOp ot = decode->op[2].ot; 1968 if (ot == MO_64) { 1969 if (s->prefix & PREFIX_REPNZ) { 1970 gen_helper_cvtsq2sd(cpu_env, OP_PTR0, s->T1); 1971 } else { 1972 gen_helper_cvtsq2ss(cpu_env, OP_PTR0, s->T1); 1973 } 1974 return; 1975 } 1976 in = s->tmp2_i32; 1977 tcg_gen_trunc_tl_i32(in, s->T1); 1978#else 1979 in = s->T1; 1980#endif 1981 1982 if (s->prefix & PREFIX_REPNZ) { 1983 gen_helper_cvtsi2sd(cpu_env, OP_PTR0, in); 1984 } else { 1985 gen_helper_cvtsi2ss(cpu_env, OP_PTR0, in); 1986 } 1987} 1988 1989static inline void gen_VCVTtSx2SI(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, 1990 SSEFunc_i_ep ss2si, SSEFunc_l_ep ss2sq, 1991 SSEFunc_i_ep sd2si, SSEFunc_l_ep sd2sq) 1992{ 1993 TCGv_i32 out; 1994 1995#ifdef TARGET_X86_64 1996 MemOp ot = decode->op[0].ot; 1997 if (ot == MO_64) { 1998 if (s->prefix & PREFIX_REPNZ) { 1999 sd2sq(s->T0, cpu_env, OP_PTR2); 2000 } else { 2001 ss2sq(s->T0, cpu_env, OP_PTR2); 2002 } 2003 return; 2004 } 2005 2006 out = s->tmp2_i32; 2007#else 2008 out = s->T0; 2009#endif 2010 if (s->prefix & PREFIX_REPNZ) { 2011 sd2si(out, cpu_env, OP_PTR2); 2012 } else { 2013 ss2si(out, cpu_env, OP_PTR2); 2014 } 2015#ifdef TARGET_X86_64 2016 tcg_gen_extu_i32_tl(s->T0, out); 2017#endif 2018} 2019 2020#ifndef TARGET_X86_64 2021#define gen_helper_cvtss2sq NULL 2022#define gen_helper_cvtsd2sq NULL 2023#define gen_helper_cvttss2sq NULL 2024#define gen_helper_cvttsd2sq NULL 2025#endif 2026 2027static void gen_VCVTSx2SI(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2028{ 2029 gen_VCVTtSx2SI(s, env, decode, 2030 gen_helper_cvtss2si, gen_helper_cvtss2sq, 2031 gen_helper_cvtsd2si, gen_helper_cvtsd2sq); 2032} 2033 2034static void gen_VCVTTSx2SI(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2035{ 2036 gen_VCVTtSx2SI(s, env, decode, 2037 gen_helper_cvttss2si, gen_helper_cvttss2sq, 2038 gen_helper_cvttsd2si, gen_helper_cvttsd2sq); 2039} 2040 2041static void gen_VEXTRACTx128(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2042{ 2043 int mask = decode->immediate & 1; 2044 int src_ofs = vector_elem_offset(&decode->op[1], MO_128, mask); 2045 if (decode->op[0].has_ea) { 2046 /* VEX-only instruction, no alignment requirements. */ 2047 gen_sto_env_A0(s, src_ofs, false); 2048 } else { 2049 tcg_gen_gvec_mov(MO_64, decode->op[0].offset, src_ofs, 16, 16); 2050 } 2051} 2052 2053static void gen_VEXTRACTPS(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2054{ 2055 gen_pextr(s, env, decode, MO_32); 2056} 2057 2058static void gen_vinsertps(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2059{ 2060 int val = decode->immediate; 2061 int dest_word = (val >> 4) & 3; 2062 int new_mask = (val & 15) | (1 << dest_word); 2063 int vec_len = 16; 2064 2065 assert(!s->vex_l); 2066 2067 if (new_mask == 15) { 2068 /* All zeroes except possibly for the inserted element */ 2069 tcg_gen_gvec_dup_imm(MO_64, decode->op[0].offset, vec_len, vec_len, 0); 2070 } else if (decode->op[1].offset != decode->op[0].offset) { 2071 gen_store_sse(s, decode, decode->op[1].offset); 2072 } 2073 2074 if (new_mask != (val & 15)) { 2075 tcg_gen_st_i32(s->tmp2_i32, cpu_env, 2076 vector_elem_offset(&decode->op[0], MO_32, dest_word)); 2077 } 2078 2079 if (new_mask != 15) { 2080 TCGv_i32 zero = tcg_constant_i32(0); /* float32_zero */ 2081 int i; 2082 for (i = 0; i < 4; i++) { 2083 if ((val >> i) & 1) { 2084 tcg_gen_st_i32(zero, cpu_env, 2085 vector_elem_offset(&decode->op[0], MO_32, i)); 2086 } 2087 } 2088 } 2089} 2090 2091static void gen_VINSERTPS_r(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2092{ 2093 int val = decode->immediate; 2094 tcg_gen_ld_i32(s->tmp2_i32, cpu_env, 2095 vector_elem_offset(&decode->op[2], MO_32, (val >> 6) & 3)); 2096 gen_vinsertps(s, env, decode); 2097} 2098 2099static void gen_VINSERTPS_m(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2100{ 2101 tcg_gen_qemu_ld_i32(s->tmp2_i32, s->A0, s->mem_index, MO_LEUL); 2102 gen_vinsertps(s, env, decode); 2103} 2104 2105static void gen_VINSERTx128(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2106{ 2107 int mask = decode->immediate & 1; 2108 tcg_gen_gvec_mov(MO_64, 2109 decode->op[0].offset + offsetof(YMMReg, YMM_X(mask)), 2110 decode->op[2].offset + offsetof(YMMReg, YMM_X(0)), 16, 16); 2111 tcg_gen_gvec_mov(MO_64, 2112 decode->op[0].offset + offsetof(YMMReg, YMM_X(!mask)), 2113 decode->op[1].offset + offsetof(YMMReg, YMM_X(!mask)), 16, 16); 2114} 2115 2116static inline void gen_maskmov(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, 2117 SSEFunc_0_eppt xmm, SSEFunc_0_eppt ymm) 2118{ 2119 if (!s->vex_l) { 2120 xmm(cpu_env, OP_PTR2, OP_PTR1, s->A0); 2121 } else { 2122 ymm(cpu_env, OP_PTR2, OP_PTR1, s->A0); 2123 } 2124} 2125 2126static void gen_VMASKMOVPD_st(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2127{ 2128 gen_maskmov(s, env, decode, gen_helper_vpmaskmovq_st_xmm, gen_helper_vpmaskmovq_st_ymm); 2129} 2130 2131static void gen_VMASKMOVPS_st(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2132{ 2133 gen_maskmov(s, env, decode, gen_helper_vpmaskmovd_st_xmm, gen_helper_vpmaskmovd_st_ymm); 2134} 2135 2136static void gen_VMOVHPx_ld(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2137{ 2138 gen_ldq_env_A0(s, decode->op[0].offset + offsetof(XMMReg, XMM_Q(1))); 2139 if (decode->op[0].offset != decode->op[1].offset) { 2140 tcg_gen_ld_i64(s->tmp1_i64, cpu_env, decode->op[1].offset + offsetof(XMMReg, XMM_Q(0))); 2141 tcg_gen_st_i64(s->tmp1_i64, cpu_env, decode->op[0].offset + offsetof(XMMReg, XMM_Q(0))); 2142 } 2143} 2144 2145static void gen_VMOVHPx_st(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2146{ 2147 gen_stq_env_A0(s, decode->op[2].offset + offsetof(XMMReg, XMM_Q(1))); 2148} 2149 2150static void gen_VMOVHPx(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2151{ 2152 if (decode->op[0].offset != decode->op[2].offset) { 2153 tcg_gen_ld_i64(s->tmp1_i64, cpu_env, decode->op[2].offset + offsetof(XMMReg, XMM_Q(1))); 2154 tcg_gen_st_i64(s->tmp1_i64, cpu_env, decode->op[0].offset + offsetof(XMMReg, XMM_Q(1))); 2155 } 2156 if (decode->op[0].offset != decode->op[1].offset) { 2157 tcg_gen_ld_i64(s->tmp1_i64, cpu_env, decode->op[1].offset + offsetof(XMMReg, XMM_Q(0))); 2158 tcg_gen_st_i64(s->tmp1_i64, cpu_env, decode->op[0].offset + offsetof(XMMReg, XMM_Q(0))); 2159 } 2160} 2161 2162static void gen_VMOVHLPS(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2163{ 2164 tcg_gen_ld_i64(s->tmp1_i64, cpu_env, decode->op[2].offset + offsetof(XMMReg, XMM_Q(1))); 2165 tcg_gen_st_i64(s->tmp1_i64, cpu_env, decode->op[0].offset + offsetof(XMMReg, XMM_Q(0))); 2166 if (decode->op[0].offset != decode->op[1].offset) { 2167 tcg_gen_ld_i64(s->tmp1_i64, cpu_env, decode->op[1].offset + offsetof(XMMReg, XMM_Q(1))); 2168 tcg_gen_st_i64(s->tmp1_i64, cpu_env, decode->op[0].offset + offsetof(XMMReg, XMM_Q(1))); 2169 } 2170} 2171 2172static void gen_VMOVLHPS(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2173{ 2174 tcg_gen_ld_i64(s->tmp1_i64, cpu_env, decode->op[2].offset); 2175 tcg_gen_st_i64(s->tmp1_i64, cpu_env, decode->op[0].offset + offsetof(XMMReg, XMM_Q(1))); 2176 if (decode->op[0].offset != decode->op[1].offset) { 2177 tcg_gen_ld_i64(s->tmp1_i64, cpu_env, decode->op[1].offset + offsetof(XMMReg, XMM_Q(0))); 2178 tcg_gen_st_i64(s->tmp1_i64, cpu_env, decode->op[0].offset + offsetof(XMMReg, XMM_Q(0))); 2179 } 2180} 2181 2182/* 2183 * Note that MOVLPx supports 256-bit operation unlike MOVHLPx, MOVLHPx, MOXHPx. 2184 * Use a gvec move to move everything above the bottom 64 bits. 2185 */ 2186 2187static void gen_VMOVLPx(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2188{ 2189 int vec_len = vector_len(s, decode); 2190 2191 tcg_gen_ld_i64(s->tmp1_i64, cpu_env, decode->op[2].offset + offsetof(XMMReg, XMM_Q(0))); 2192 tcg_gen_gvec_mov(MO_64, decode->op[0].offset, decode->op[1].offset, vec_len, vec_len); 2193 tcg_gen_st_i64(s->tmp1_i64, cpu_env, decode->op[0].offset + offsetof(XMMReg, XMM_Q(0))); 2194} 2195 2196static void gen_VMOVLPx_ld(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2197{ 2198 int vec_len = vector_len(s, decode); 2199 2200 tcg_gen_qemu_ld_i64(s->tmp1_i64, s->A0, s->mem_index, MO_LEUQ); 2201 tcg_gen_gvec_mov(MO_64, decode->op[0].offset, decode->op[1].offset, vec_len, vec_len); 2202 tcg_gen_st_i64(s->tmp1_i64, OP_PTR0, offsetof(ZMMReg, ZMM_Q(0))); 2203} 2204 2205static void gen_VMOVLPx_st(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2206{ 2207 tcg_gen_ld_i64(s->tmp1_i64, OP_PTR2, offsetof(ZMMReg, ZMM_Q(0))); 2208 tcg_gen_qemu_st_i64(s->tmp1_i64, s->A0, s->mem_index, MO_LEUQ); 2209} 2210 2211static void gen_VMOVSD_ld(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2212{ 2213 TCGv_i64 zero = tcg_constant_i64(0); 2214 2215 tcg_gen_qemu_ld_i64(s->tmp1_i64, s->A0, s->mem_index, MO_LEUQ); 2216 tcg_gen_st_i64(zero, OP_PTR0, offsetof(ZMMReg, ZMM_Q(1))); 2217 tcg_gen_st_i64(s->tmp1_i64, OP_PTR0, offsetof(ZMMReg, ZMM_Q(0))); 2218} 2219 2220static void gen_VMOVSS(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2221{ 2222 int vec_len = vector_len(s, decode); 2223 2224 tcg_gen_ld_i32(s->tmp2_i32, OP_PTR2, offsetof(ZMMReg, ZMM_L(0))); 2225 tcg_gen_gvec_mov(MO_64, decode->op[0].offset, decode->op[1].offset, vec_len, vec_len); 2226 tcg_gen_st_i32(s->tmp2_i32, OP_PTR0, offsetof(ZMMReg, ZMM_L(0))); 2227} 2228 2229static void gen_VMOVSS_ld(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2230{ 2231 int vec_len = vector_len(s, decode); 2232 2233 tcg_gen_qemu_ld_i32(s->tmp2_i32, s->A0, s->mem_index, MO_LEUL); 2234 tcg_gen_gvec_dup_imm(MO_64, decode->op[0].offset, vec_len, vec_len, 0); 2235 tcg_gen_st_i32(s->tmp2_i32, OP_PTR0, offsetof(ZMMReg, ZMM_L(0))); 2236} 2237 2238static void gen_VMOVSS_st(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2239{ 2240 tcg_gen_ld_i32(s->tmp2_i32, OP_PTR2, offsetof(ZMMReg, ZMM_L(0))); 2241 tcg_gen_qemu_st_i32(s->tmp2_i32, s->A0, s->mem_index, MO_LEUL); 2242} 2243 2244static void gen_VPMASKMOV_st(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2245{ 2246 if (s->vex_w) { 2247 gen_VMASKMOVPD_st(s, env, decode); 2248 } else { 2249 gen_VMASKMOVPS_st(s, env, decode); 2250 } 2251} 2252 2253static void gen_VPERMD(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2254{ 2255 assert(s->vex_l); 2256 gen_helper_vpermd_ymm(OP_PTR0, OP_PTR1, OP_PTR2); 2257} 2258 2259static void gen_VPERM2x128(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2260{ 2261 TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); 2262 assert(s->vex_l); 2263 gen_helper_vpermdq_ymm(OP_PTR0, OP_PTR1, OP_PTR2, imm); 2264} 2265 2266static void gen_VPHMINPOSUW(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2267{ 2268 assert(!s->vex_l); 2269 gen_helper_phminposuw_xmm(cpu_env, OP_PTR0, OP_PTR2); 2270} 2271 2272static void gen_VROUNDSD(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2273{ 2274 TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); 2275 assert(!s->vex_l); 2276 gen_helper_roundsd_xmm(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2, imm); 2277} 2278 2279static void gen_VROUNDSS(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2280{ 2281 TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); 2282 assert(!s->vex_l); 2283 gen_helper_roundss_xmm(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2, imm); 2284} 2285 2286static void gen_VSHUF(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2287{ 2288 TCGv_i32 imm = tcg_constant_i32(decode->immediate); 2289 SSEFunc_0_pppi ps, pd, fn; 2290 ps = s->vex_l ? gen_helper_shufps_ymm : gen_helper_shufps_xmm; 2291 pd = s->vex_l ? gen_helper_shufpd_ymm : gen_helper_shufpd_xmm; 2292 fn = s->prefix & PREFIX_DATA ? pd : ps; 2293 fn(OP_PTR0, OP_PTR1, OP_PTR2, imm); 2294} 2295 2296static void gen_VUCOMI(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2297{ 2298 SSEFunc_0_epp fn; 2299 fn = s->prefix & PREFIX_DATA ? gen_helper_ucomisd : gen_helper_ucomiss; 2300 fn(cpu_env, OP_PTR1, OP_PTR2); 2301 set_cc_op(s, CC_OP_EFLAGS); 2302} 2303 2304static void gen_VZEROALL(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2305{ 2306 TCGv_ptr ptr = tcg_temp_new_ptr(); 2307 2308 tcg_gen_addi_ptr(ptr, cpu_env, offsetof(CPUX86State, xmm_regs)); 2309 gen_helper_memset(ptr, ptr, tcg_constant_i32(0), 2310 tcg_constant_ptr(CPU_NB_REGS * sizeof(ZMMReg))); 2311} 2312 2313static void gen_VZEROUPPER(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) 2314{ 2315 int i; 2316 2317 for (i = 0; i < CPU_NB_REGS; i++) { 2318 int offset = offsetof(CPUX86State, xmm_regs[i].ZMM_X(1)); 2319 tcg_gen_gvec_dup_imm(MO_64, offset, 16, 16, 0); 2320 } 2321} 2322