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Diffstat (limited to 'target/i386/tcg/emit.c.inc')
| -rw-r--r-- | target/i386/tcg/emit.c.inc | 2234 |
1 files changed, 2234 insertions, 0 deletions
diff --git a/target/i386/tcg/emit.c.inc b/target/i386/tcg/emit.c.inc new file mode 100644 index 0000000000..27eca591a9 --- /dev/null +++ b/target/i386/tcg/emit.c.inc @@ -0,0 +1,2234 @@ +/* + * New-style TCG opcode generator for i386 instructions + * + * Copyright (c) 2022 Red Hat, Inc. + * + * Author: Paolo Bonzini <pbonzini@redhat.com> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see <http://www.gnu.org/licenses/>. + */ + +#define ZMM_OFFSET(reg) offsetof(CPUX86State, xmm_regs[reg]) + +typedef void (*SSEFunc_i_ep)(TCGv_i32 val, TCGv_ptr env, TCGv_ptr reg); +typedef void (*SSEFunc_l_ep)(TCGv_i64 val, TCGv_ptr env, TCGv_ptr reg); +typedef void (*SSEFunc_0_epp)(TCGv_ptr env, TCGv_ptr reg_a, TCGv_ptr reg_b); +typedef void (*SSEFunc_0_eppp)(TCGv_ptr env, TCGv_ptr reg_a, TCGv_ptr reg_b, + TCGv_ptr reg_c); +typedef void (*SSEFunc_0_epppp)(TCGv_ptr env, TCGv_ptr reg_a, TCGv_ptr reg_b, + TCGv_ptr reg_c, TCGv_ptr reg_d); +typedef void (*SSEFunc_0_eppi)(TCGv_ptr env, TCGv_ptr reg_a, TCGv_ptr reg_b, + TCGv_i32 val); +typedef void (*SSEFunc_0_epppi)(TCGv_ptr env, TCGv_ptr reg_a, TCGv_ptr reg_b, + TCGv_ptr reg_c, TCGv_i32 val); +typedef void (*SSEFunc_0_ppi)(TCGv_ptr reg_a, TCGv_ptr reg_b, TCGv_i32 val); +typedef void (*SSEFunc_0_pppi)(TCGv_ptr reg_a, TCGv_ptr reg_b, TCGv_ptr reg_c, + TCGv_i32 val); +typedef void (*SSEFunc_0_eppt)(TCGv_ptr env, TCGv_ptr reg_a, TCGv_ptr reg_b, + TCGv val); +typedef void (*SSEFunc_0_epppti)(TCGv_ptr env, TCGv_ptr reg_a, TCGv_ptr reg_b, + TCGv_ptr reg_c, TCGv a0, TCGv_i32 scale); + +static inline TCGv_i32 tcg_constant8u_i32(uint8_t val) +{ + return tcg_constant_i32(val); +} + +static void gen_NM_exception(DisasContext *s) +{ + gen_exception(s, EXCP07_PREX); +} + +static void gen_illegal(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + gen_illegal_opcode(s); +} + +static void gen_load_ea(DisasContext *s, AddressParts *mem, bool is_vsib) +{ + TCGv ea = gen_lea_modrm_1(s, *mem, is_vsib); + gen_lea_v_seg(s, s->aflag, ea, mem->def_seg, s->override); +} + +static inline int mmx_offset(MemOp ot) +{ + switch (ot) { + case MO_8: + return offsetof(MMXReg, MMX_B(0)); + case MO_16: + return offsetof(MMXReg, MMX_W(0)); + case MO_32: + return offsetof(MMXReg, MMX_L(0)); + case MO_64: + return offsetof(MMXReg, MMX_Q(0)); + default: + g_assert_not_reached(); + } +} + +static inline int xmm_offset(MemOp ot) +{ + switch (ot) { + case MO_8: + return offsetof(ZMMReg, ZMM_B(0)); + case MO_16: + return offsetof(ZMMReg, ZMM_W(0)); + case MO_32: + return offsetof(ZMMReg, ZMM_L(0)); + case MO_64: + return offsetof(ZMMReg, ZMM_Q(0)); + case MO_128: + return offsetof(ZMMReg, ZMM_X(0)); + case MO_256: + return offsetof(ZMMReg, ZMM_Y(0)); + default: + g_assert_not_reached(); + } +} + +static int vector_reg_offset(X86DecodedOp *op) +{ + assert(op->unit == X86_OP_MMX || op->unit == X86_OP_SSE); + + if (op->unit == X86_OP_MMX) { + return op->offset - mmx_offset(op->ot); + } else { + return op->offset - xmm_offset(op->ot); + } +} + +static int vector_elem_offset(X86DecodedOp *op, MemOp ot, int n) +{ + int base_ofs = vector_reg_offset(op); + switch(ot) { + case MO_8: + if (op->unit == X86_OP_MMX) { + return base_ofs + offsetof(MMXReg, MMX_B(n)); + } else { + return base_ofs + offsetof(ZMMReg, ZMM_B(n)); + } + case MO_16: + if (op->unit == X86_OP_MMX) { + return base_ofs + offsetof(MMXReg, MMX_W(n)); + } else { + return base_ofs + offsetof(ZMMReg, ZMM_W(n)); + } + case MO_32: + if (op->unit == X86_OP_MMX) { + return base_ofs + offsetof(MMXReg, MMX_L(n)); + } else { + return base_ofs + offsetof(ZMMReg, ZMM_L(n)); + } + case MO_64: + if (op->unit == X86_OP_MMX) { + return base_ofs; + } else { + return base_ofs + offsetof(ZMMReg, ZMM_Q(n)); + } + case MO_128: + assert(op->unit == X86_OP_SSE); + return base_ofs + offsetof(ZMMReg, ZMM_X(n)); + case MO_256: + assert(op->unit == X86_OP_SSE); + return base_ofs + offsetof(ZMMReg, ZMM_Y(n)); + default: + g_assert_not_reached(); + } +} + +static void compute_mmx_offset(X86DecodedOp *op) +{ + if (!op->has_ea) { + op->offset = offsetof(CPUX86State, fpregs[op->n].mmx) + mmx_offset(op->ot); + } else { + op->offset = offsetof(CPUX86State, mmx_t0) + mmx_offset(op->ot); + } +} + +static void compute_xmm_offset(X86DecodedOp *op) +{ + if (!op->has_ea) { + op->offset = ZMM_OFFSET(op->n) + xmm_offset(op->ot); + } else { + op->offset = offsetof(CPUX86State, xmm_t0) + xmm_offset(op->ot); + } +} + +static void gen_load_sse(DisasContext *s, TCGv temp, MemOp ot, int dest_ofs, bool aligned) +{ + switch(ot) { + case MO_8: + gen_op_ld_v(s, MO_8, temp, s->A0); + tcg_gen_st8_tl(temp, cpu_env, dest_ofs); + break; + case MO_16: + gen_op_ld_v(s, MO_16, temp, s->A0); + tcg_gen_st16_tl(temp, cpu_env, dest_ofs); + break; + case MO_32: + gen_op_ld_v(s, MO_32, temp, s->A0); + tcg_gen_st32_tl(temp, cpu_env, dest_ofs); + break; + case MO_64: + gen_ldq_env_A0(s, dest_ofs); + break; + case MO_128: + gen_ldo_env_A0(s, dest_ofs, aligned); + break; + case MO_256: + gen_ldy_env_A0(s, dest_ofs, aligned); + break; + default: + g_assert_not_reached(); + } +} + +static bool sse_needs_alignment(DisasContext *s, X86DecodedInsn *decode, MemOp ot) +{ + switch (decode->e.vex_class) { + case 2: + case 4: + if ((s->prefix & PREFIX_VEX) || + decode->e.vex_special == X86_VEX_SSEUnaligned) { + /* MOST legacy SSE instructions require aligned memory operands, but not all. */ + return false; + } + /* fall through */ + case 1: + return ot >= MO_128; + + default: + return false; + } +} + +static void gen_load(DisasContext *s, X86DecodedInsn *decode, int opn, TCGv v) +{ + X86DecodedOp *op = &decode->op[opn]; + + switch (op->unit) { + case X86_OP_SKIP: + return; + case X86_OP_SEG: + tcg_gen_ld32u_tl(v, cpu_env, + offsetof(CPUX86State,segs[op->n].selector)); + break; + case X86_OP_CR: + tcg_gen_ld_tl(v, cpu_env, offsetof(CPUX86State, cr[op->n])); + break; + case X86_OP_DR: + tcg_gen_ld_tl(v, cpu_env, offsetof(CPUX86State, dr[op->n])); + break; + case X86_OP_INT: + if (op->has_ea) { + gen_op_ld_v(s, op->ot, v, s->A0); + } else { + gen_op_mov_v_reg(s, op->ot, v, op->n); + } + break; + case X86_OP_IMM: + tcg_gen_movi_tl(v, decode->immediate); + break; + + case X86_OP_MMX: + compute_mmx_offset(op); + goto load_vector; + + case X86_OP_SSE: + compute_xmm_offset(op); + load_vector: + if (op->has_ea) { + bool aligned = sse_needs_alignment(s, decode, op->ot); + gen_load_sse(s, v, op->ot, op->offset, aligned); + } + break; + + default: + g_assert_not_reached(); + } +} + +static TCGv_ptr op_ptr(X86DecodedInsn *decode, int opn) +{ + X86DecodedOp *op = &decode->op[opn]; + if (op->v_ptr) { + return op->v_ptr; + } + op->v_ptr = tcg_temp_new_ptr(); + + /* The temporary points to the MMXReg or ZMMReg. */ + tcg_gen_addi_ptr(op->v_ptr, cpu_env, vector_reg_offset(op)); + return op->v_ptr; +} + +#define OP_PTR0 op_ptr(decode, 0) +#define OP_PTR1 op_ptr(decode, 1) +#define OP_PTR2 op_ptr(decode, 2) + +static void gen_writeback(DisasContext *s, X86DecodedInsn *decode, int opn, TCGv v) +{ + X86DecodedOp *op = &decode->op[opn]; + switch (op->unit) { + case X86_OP_SKIP: + break; + case X86_OP_SEG: + /* Note that gen_movl_seg_T0 takes care of interrupt shadow and TF. */ + gen_movl_seg_T0(s, op->n); + break; + case X86_OP_INT: + if (op->has_ea) { + gen_op_st_v(s, op->ot, v, s->A0); + } else { + gen_op_mov_reg_v(s, op->ot, op->n, v); + } + break; + case X86_OP_MMX: + break; + case X86_OP_SSE: + if ((s->prefix & PREFIX_VEX) && op->ot == MO_128) { + tcg_gen_gvec_dup_imm(MO_64, + offsetof(CPUX86State, xmm_regs[op->n].ZMM_X(1)), + 16, 16, 0); + } + break; + case X86_OP_CR: + case X86_OP_DR: + default: + g_assert_not_reached(); + } +} + +static inline int vector_len(DisasContext *s, X86DecodedInsn *decode) +{ + if (decode->e.special == X86_SPECIAL_MMX && + !(s->prefix & (PREFIX_DATA | PREFIX_REPZ | PREFIX_REPNZ))) { + return 8; + } + return s->vex_l ? 32 : 16; +} + +static void gen_store_sse(DisasContext *s, X86DecodedInsn *decode, int src_ofs) +{ + MemOp ot = decode->op[0].ot; + int vec_len = vector_len(s, decode); + bool aligned = sse_needs_alignment(s, decode, ot); + + if (!decode->op[0].has_ea) { + tcg_gen_gvec_mov(MO_64, decode->op[0].offset, src_ofs, vec_len, vec_len); + return; + } + + switch (ot) { + case MO_64: + gen_stq_env_A0(s, src_ofs); + break; + case MO_128: + gen_sto_env_A0(s, src_ofs, aligned); + break; + case MO_256: + gen_sty_env_A0(s, src_ofs, aligned); + break; + default: + g_assert_not_reached(); + } +} + +static void gen_helper_pavgusb(TCGv_ptr env, TCGv_ptr reg_a, TCGv_ptr reg_b) +{ + gen_helper_pavgb_mmx(env, reg_a, reg_a, reg_b); +} + +#define FN_3DNOW_MOVE ((SSEFunc_0_epp) (uintptr_t) 1) +static const SSEFunc_0_epp fns_3dnow[] = { + [0x0c] = gen_helper_pi2fw, + [0x0d] = gen_helper_pi2fd, + [0x1c] = gen_helper_pf2iw, + [0x1d] = gen_helper_pf2id, + [0x8a] = gen_helper_pfnacc, + [0x8e] = gen_helper_pfpnacc, + [0x90] = gen_helper_pfcmpge, + [0x94] = gen_helper_pfmin, + [0x96] = gen_helper_pfrcp, + [0x97] = gen_helper_pfrsqrt, + [0x9a] = gen_helper_pfsub, + [0x9e] = gen_helper_pfadd, + [0xa0] = gen_helper_pfcmpgt, + [0xa4] = gen_helper_pfmax, + [0xa6] = FN_3DNOW_MOVE, /* PFRCPIT1; no need to actually increase precision */ + [0xa7] = FN_3DNOW_MOVE, /* PFRSQIT1 */ + [0xb6] = FN_3DNOW_MOVE, /* PFRCPIT2 */ + [0xaa] = gen_helper_pfsubr, + [0xae] = gen_helper_pfacc, + [0xb0] = gen_helper_pfcmpeq, + [0xb4] = gen_helper_pfmul, + [0xb7] = gen_helper_pmulhrw_mmx, + [0xbb] = gen_helper_pswapd, + [0xbf] = gen_helper_pavgusb, +}; + +static void gen_3dnow(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + uint8_t b = decode->immediate; + SSEFunc_0_epp fn = b < ARRAY_SIZE(fns_3dnow) ? fns_3dnow[b] : NULL; + + if (!fn) { + gen_illegal_opcode(s); + return; + } + if (s->flags & HF_TS_MASK) { + gen_NM_exception(s); + return; + } + if (s->flags & HF_EM_MASK) { + gen_illegal_opcode(s); + return; + } + + gen_helper_enter_mmx(cpu_env); + if (fn == FN_3DNOW_MOVE) { + tcg_gen_ld_i64(s->tmp1_i64, cpu_env, decode->op[1].offset); + tcg_gen_st_i64(s->tmp1_i64, cpu_env, decode->op[0].offset); + } else { + fn(cpu_env, OP_PTR0, OP_PTR1); + } +} + +/* + * 00 = v*ps Vps, Hps, Wpd + * 66 = v*pd Vpd, Hpd, Wps + * f3 = v*ss Vss, Hss, Wps + * f2 = v*sd Vsd, Hsd, Wps + */ +static inline void gen_unary_fp_sse(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, + SSEFunc_0_epp pd_xmm, SSEFunc_0_epp ps_xmm, + SSEFunc_0_epp pd_ymm, SSEFunc_0_epp ps_ymm, + SSEFunc_0_eppp sd, SSEFunc_0_eppp ss) +{ + if ((s->prefix & (PREFIX_REPZ | PREFIX_REPNZ)) != 0) { + SSEFunc_0_eppp fn = s->prefix & PREFIX_REPZ ? ss : sd; + if (!fn) { + gen_illegal_opcode(s); + return; + } + fn(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2); + } else { + SSEFunc_0_epp ps, pd, fn; + ps = s->vex_l ? ps_ymm : ps_xmm; + pd = s->vex_l ? pd_ymm : pd_xmm; + fn = s->prefix & PREFIX_DATA ? pd : ps; + if (!fn) { + gen_illegal_opcode(s); + return; + } + fn(cpu_env, OP_PTR0, OP_PTR2); + } +} +#define UNARY_FP_SSE(uname, lname) \ +static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ +{ \ + gen_unary_fp_sse(s, env, decode, \ + gen_helper_##lname##pd_xmm, \ + gen_helper_##lname##ps_xmm, \ + gen_helper_##lname##pd_ymm, \ + gen_helper_##lname##ps_ymm, \ + gen_helper_##lname##sd, \ + gen_helper_##lname##ss); \ +} +UNARY_FP_SSE(VSQRT, sqrt) + +/* + * 00 = v*ps Vps, Hps, Wpd + * 66 = v*pd Vpd, Hpd, Wps + * f3 = v*ss Vss, Hss, Wps + * f2 = v*sd Vsd, Hsd, Wps + */ +static inline void gen_fp_sse(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, + SSEFunc_0_eppp pd_xmm, SSEFunc_0_eppp ps_xmm, + SSEFunc_0_eppp pd_ymm, SSEFunc_0_eppp ps_ymm, + SSEFunc_0_eppp sd, SSEFunc_0_eppp ss) +{ + SSEFunc_0_eppp ps, pd, fn; + if ((s->prefix & (PREFIX_REPZ | PREFIX_REPNZ)) != 0) { + fn = s->prefix & PREFIX_REPZ ? ss : sd; + } else { + ps = s->vex_l ? ps_ymm : ps_xmm; + pd = s->vex_l ? pd_ymm : pd_xmm; + fn = s->prefix & PREFIX_DATA ? pd : ps; + } + if (fn) { + fn(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2); + } else { + gen_illegal_opcode(s); + } +} + +#define FP_SSE(uname, lname) \ +static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ +{ \ + gen_fp_sse(s, env, decode, \ + gen_helper_##lname##pd_xmm, \ + gen_helper_##lname##ps_xmm, \ + gen_helper_##lname##pd_ymm, \ + gen_helper_##lname##ps_ymm, \ + gen_helper_##lname##sd, \ + gen_helper_##lname##ss); \ +} +FP_SSE(VADD, add) +FP_SSE(VMUL, mul) +FP_SSE(VSUB, sub) +FP_SSE(VMIN, min) +FP_SSE(VDIV, div) +FP_SSE(VMAX, max) + +#define FP_UNPACK_SSE(uname, lname) \ +static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ +{ \ + /* PS maps to the DQ integer instruction, PD maps to QDQ. */ \ + gen_fp_sse(s, env, decode, \ + gen_helper_##lname##qdq_xmm, \ + gen_helper_##lname##dq_xmm, \ + gen_helper_##lname##qdq_ymm, \ + gen_helper_##lname##dq_ymm, \ + NULL, NULL); \ +} +FP_UNPACK_SSE(VUNPCKLPx, punpckl) +FP_UNPACK_SSE(VUNPCKHPx, punpckh) + +/* + * 00 = v*ps Vps, Wpd + * f3 = v*ss Vss, Wps + */ +static inline void gen_unary_fp32_sse(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, + SSEFunc_0_epp ps_xmm, + SSEFunc_0_epp ps_ymm, + SSEFunc_0_eppp ss) +{ + if ((s->prefix & (PREFIX_DATA | PREFIX_REPNZ)) != 0) { + goto illegal_op; + } else if (s->prefix & PREFIX_REPZ) { + if (!ss) { + goto illegal_op; + } + ss(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2); + } else { + SSEFunc_0_epp fn = s->vex_l ? ps_ymm : ps_xmm; + if (!fn) { + goto illegal_op; + } + fn(cpu_env, OP_PTR0, OP_PTR2); + } + return; + +illegal_op: + gen_illegal_opcode(s); +} +#define UNARY_FP32_SSE(uname, lname) \ +static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ +{ \ + gen_unary_fp32_sse(s, env, decode, \ + gen_helper_##lname##ps_xmm, \ + gen_helper_##lname##ps_ymm, \ + gen_helper_##lname##ss); \ +} +UNARY_FP32_SSE(VRSQRT, rsqrt) +UNARY_FP32_SSE(VRCP, rcp) + +/* + * 66 = v*pd Vpd, Hpd, Wpd + * f2 = v*ps Vps, Hps, Wps + */ +static inline void gen_horizontal_fp_sse(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, + SSEFunc_0_eppp pd_xmm, SSEFunc_0_eppp ps_xmm, + SSEFunc_0_eppp pd_ymm, SSEFunc_0_eppp ps_ymm) +{ + SSEFunc_0_eppp ps, pd, fn; + ps = s->vex_l ? ps_ymm : ps_xmm; + pd = s->vex_l ? pd_ymm : pd_xmm; + fn = s->prefix & PREFIX_DATA ? pd : ps; + fn(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2); +} +#define HORIZONTAL_FP_SSE(uname, lname) \ +static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ +{ \ + gen_horizontal_fp_sse(s, env, decode, \ + gen_helper_##lname##pd_xmm, gen_helper_##lname##ps_xmm, \ + gen_helper_##lname##pd_ymm, gen_helper_##lname##ps_ymm); \ +} +HORIZONTAL_FP_SSE(VHADD, hadd) +HORIZONTAL_FP_SSE(VHSUB, hsub) +HORIZONTAL_FP_SSE(VADDSUB, addsub) + +static inline void gen_ternary_sse(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, + int op3, SSEFunc_0_epppp xmm, SSEFunc_0_epppp ymm) +{ + SSEFunc_0_epppp fn = s->vex_l ? ymm : xmm; + TCGv_ptr ptr3 = tcg_temp_new_ptr(); + + /* The format of the fourth input is Lx */ + tcg_gen_addi_ptr(ptr3, cpu_env, ZMM_OFFSET(op3)); + fn(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2, ptr3); + tcg_temp_free_ptr(ptr3); +} +#define TERNARY_SSE(uname, uvname, lname) \ +static void gen_##uvname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ +{ \ + gen_ternary_sse(s, env, decode, (uint8_t)decode->immediate >> 4, \ + gen_helper_##lname##_xmm, gen_helper_##lname##_ymm); \ +} \ +static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ +{ \ + gen_ternary_sse(s, env, decode, 0, \ + gen_helper_##lname##_xmm, gen_helper_##lname##_ymm); \ +} +TERNARY_SSE(BLENDVPS, VBLENDVPS, blendvps) +TERNARY_SSE(BLENDVPD, VBLENDVPD, blendvpd) +TERNARY_SSE(PBLENDVB, VPBLENDVB, pblendvb) + +static inline void gen_binary_imm_sse(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, + SSEFunc_0_epppi xmm, SSEFunc_0_epppi ymm) +{ + TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); + if (!s->vex_l) { + xmm(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2, imm); + } else { + ymm(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2, imm); + } +} + +#define BINARY_IMM_SSE(uname, lname) \ +static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ +{ \ + gen_binary_imm_sse(s, env, decode, \ + gen_helper_##lname##_xmm, \ + gen_helper_##lname##_ymm); \ +} + +BINARY_IMM_SSE(VBLENDPD, blendpd) +BINARY_IMM_SSE(VBLENDPS, blendps) +BINARY_IMM_SSE(VPBLENDW, pblendw) +BINARY_IMM_SSE(VDDPS, dpps) +#define gen_helper_dppd_ymm NULL +BINARY_IMM_SSE(VDDPD, dppd) +BINARY_IMM_SSE(VMPSADBW, mpsadbw) +BINARY_IMM_SSE(PCLMULQDQ, pclmulqdq) + + +#define UNARY_INT_GVEC(uname, func, ...) \ +static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ +{ \ + int vec_len = vector_len(s, decode); \ + \ + func(__VA_ARGS__, decode->op[0].offset, \ + decode->op[2].offset, vec_len, vec_len); \ +} +UNARY_INT_GVEC(PABSB, tcg_gen_gvec_abs, MO_8) +UNARY_INT_GVEC(PABSW, tcg_gen_gvec_abs, MO_16) +UNARY_INT_GVEC(PABSD, tcg_gen_gvec_abs, MO_32) +UNARY_INT_GVEC(VBROADCASTx128, tcg_gen_gvec_dup_mem, MO_128) +UNARY_INT_GVEC(VPBROADCASTB, tcg_gen_gvec_dup_mem, MO_8) +UNARY_INT_GVEC(VPBROADCASTW, tcg_gen_gvec_dup_mem, MO_16) +UNARY_INT_GVEC(VPBROADCASTD, tcg_gen_gvec_dup_mem, MO_32) +UNARY_INT_GVEC(VPBROADCASTQ, tcg_gen_gvec_dup_mem, MO_64) + + +#define BINARY_INT_GVEC(uname, func, ...) \ +static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ +{ \ + int vec_len = vector_len(s, decode); \ + \ + func(__VA_ARGS__, \ + decode->op[0].offset, decode->op[1].offset, \ + decode->op[2].offset, vec_len, vec_len); \ +} + +BINARY_INT_GVEC(PADDB, tcg_gen_gvec_add, MO_8) +BINARY_INT_GVEC(PADDW, tcg_gen_gvec_add, MO_16) +BINARY_INT_GVEC(PADDD, tcg_gen_gvec_add, MO_32) +BINARY_INT_GVEC(PADDQ, tcg_gen_gvec_add, MO_64) +BINARY_INT_GVEC(PADDSB, tcg_gen_gvec_ssadd, MO_8) +BINARY_INT_GVEC(PADDSW, tcg_gen_gvec_ssadd, MO_16) +BINARY_INT_GVEC(PADDUSB, tcg_gen_gvec_usadd, MO_8) +BINARY_INT_GVEC(PADDUSW, tcg_gen_gvec_usadd, MO_16) +BINARY_INT_GVEC(PAND, tcg_gen_gvec_and, MO_64) +BINARY_INT_GVEC(PCMPEQB, tcg_gen_gvec_cmp, TCG_COND_EQ, MO_8) +BINARY_INT_GVEC(PCMPEQD, tcg_gen_gvec_cmp, TCG_COND_EQ, MO_32) +BINARY_INT_GVEC(PCMPEQW, tcg_gen_gvec_cmp, TCG_COND_EQ, MO_16) +BINARY_INT_GVEC(PCMPEQQ, tcg_gen_gvec_cmp, TCG_COND_EQ, MO_64) +BINARY_INT_GVEC(PCMPGTB, tcg_gen_gvec_cmp, TCG_COND_GT, MO_8) +BINARY_INT_GVEC(PCMPGTW, tcg_gen_gvec_cmp, TCG_COND_GT, MO_16) +BINARY_INT_GVEC(PCMPGTD, tcg_gen_gvec_cmp, TCG_COND_GT, MO_32) +BINARY_INT_GVEC(PCMPGTQ, tcg_gen_gvec_cmp, TCG_COND_GT, MO_64) +BINARY_INT_GVEC(PMAXSB, tcg_gen_gvec_smax, MO_8) +BINARY_INT_GVEC(PMAXSW, tcg_gen_gvec_smax, MO_16) +BINARY_INT_GVEC(PMAXSD, tcg_gen_gvec_smax, MO_32) +BINARY_INT_GVEC(PMAXUB, tcg_gen_gvec_umax, MO_8) +BINARY_INT_GVEC(PMAXUW, tcg_gen_gvec_umax, MO_16) +BINARY_INT_GVEC(PMAXUD, tcg_gen_gvec_umax, MO_32) +BINARY_INT_GVEC(PMINSB, tcg_gen_gvec_smin, MO_8) +BINARY_INT_GVEC(PMINSW, tcg_gen_gvec_smin, MO_16) +BINARY_INT_GVEC(PMINSD, tcg_gen_gvec_smin, MO_32) +BINARY_INT_GVEC(PMINUB, tcg_gen_gvec_umin, MO_8) +BINARY_INT_GVEC(PMINUW, tcg_gen_gvec_umin, MO_16) +BINARY_INT_GVEC(PMINUD, tcg_gen_gvec_umin, MO_32) +BINARY_INT_GVEC(PMULLW, tcg_gen_gvec_mul, MO_16) +BINARY_INT_GVEC(PMULLD, tcg_gen_gvec_mul, MO_32) +BINARY_INT_GVEC(POR, tcg_gen_gvec_or, MO_64) +BINARY_INT_GVEC(PSUBB, tcg_gen_gvec_sub, MO_8) +BINARY_INT_GVEC(PSUBW, tcg_gen_gvec_sub, MO_16) +BINARY_INT_GVEC(PSUBD, tcg_gen_gvec_sub, MO_32) +BINARY_INT_GVEC(PSUBQ, tcg_gen_gvec_sub, MO_64) +BINARY_INT_GVEC(PSUBSB, tcg_gen_gvec_sssub, MO_8) +BINARY_INT_GVEC(PSUBSW, tcg_gen_gvec_sssub, MO_16) +BINARY_INT_GVEC(PSUBUSB, tcg_gen_gvec_ussub, MO_8) +BINARY_INT_GVEC(PSUBUSW, tcg_gen_gvec_ussub, MO_16) +BINARY_INT_GVEC(PXOR, tcg_gen_gvec_xor, MO_64) + + +/* + * 00 = p* Pq, Qq (if mmx not NULL; no VEX) + * 66 = vp* Vx, Hx, Wx + * + * These are really the same encoding, because 1) V is the same as P when VEX.V + * is not present 2) P and Q are the same as H and W apart from MM/XMM + */ +static inline void gen_binary_int_sse(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, + SSEFunc_0_eppp mmx, SSEFunc_0_eppp xmm, SSEFunc_0_eppp ymm) +{ + assert(!!mmx == !!(decode->e.special == X86_SPECIAL_MMX)); + + if (mmx && (s->prefix & PREFIX_VEX) && !(s->prefix & PREFIX_DATA)) { + /* VEX encoding is not applicable to MMX instructions. */ + gen_illegal_opcode(s); + return; + } + if (!(s->prefix & PREFIX_DATA)) { + mmx(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2); + } else if (!s->vex_l) { + xmm(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2); + } else { + ymm(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2); + } +} + + +#define BINARY_INT_MMX(uname, lname) \ +static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ +{ \ + gen_binary_int_sse(s, env, decode, \ + gen_helper_##lname##_mmx, \ + gen_helper_##lname##_xmm, \ + gen_helper_##lname##_ymm); \ +} +BINARY_INT_MMX(PUNPCKLBW, punpcklbw) +BINARY_INT_MMX(PUNPCKLWD, punpcklwd) +BINARY_INT_MMX(PUNPCKLDQ, punpckldq) +BINARY_INT_MMX(PACKSSWB, packsswb) +BINARY_INT_MMX(PACKUSWB, packuswb) +BINARY_INT_MMX(PUNPCKHBW, punpckhbw) +BINARY_INT_MMX(PUNPCKHWD, punpckhwd) +BINARY_INT_MMX(PUNPCKHDQ, punpckhdq) +BINARY_INT_MMX(PACKSSDW, packssdw) + +BINARY_INT_MMX(PAVGB, pavgb) +BINARY_INT_MMX(PAVGW, pavgw) +BINARY_INT_MMX(PMADDWD, pmaddwd) +BINARY_INT_MMX(PMULHUW, pmulhuw) +BINARY_INT_MMX(PMULHW, pmulhw) +BINARY_INT_MMX(PMULUDQ, pmuludq) +BINARY_INT_MMX(PSADBW, psadbw) + +BINARY_INT_MMX(PSLLW_r, psllw) +BINARY_INT_MMX(PSLLD_r, pslld) +BINARY_INT_MMX(PSLLQ_r, psllq) +BINARY_INT_MMX(PSRLW_r, psrlw) +BINARY_INT_MMX(PSRLD_r, psrld) +BINARY_INT_MMX(PSRLQ_r, psrlq) +BINARY_INT_MMX(PSRAW_r, psraw) +BINARY_INT_MMX(PSRAD_r, psrad) + +BINARY_INT_MMX(PHADDW, phaddw) +BINARY_INT_MMX(PHADDSW, phaddsw) +BINARY_INT_MMX(PHADDD, phaddd) +BINARY_INT_MMX(PHSUBW, phsubw) +BINARY_INT_MMX(PHSUBSW, phsubsw) +BINARY_INT_MMX(PHSUBD, phsubd) +BINARY_INT_MMX(PMADDUBSW, pmaddubsw) +BINARY_INT_MMX(PSHUFB, pshufb) +BINARY_INT_MMX(PSIGNB, psignb) +BINARY_INT_MMX(PSIGNW, psignw) +BINARY_INT_MMX(PSIGND, psignd) +BINARY_INT_MMX(PMULHRSW, pmulhrsw) + +/* Instructions with no MMX equivalent. */ +#define BINARY_INT_SSE(uname, lname) \ +static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ +{ \ + gen_binary_int_sse(s, env, decode, \ + NULL, \ + gen_helper_##lname##_xmm, \ + gen_helper_##lname##_ymm); \ +} + +/* Instructions with no MMX equivalent. */ +BINARY_INT_SSE(PUNPCKLQDQ, punpcklqdq) +BINARY_INT_SSE(PUNPCKHQDQ, punpckhqdq) +BINARY_INT_SSE(VPACKUSDW, packusdw) +BINARY_INT_SSE(VPERMILPS, vpermilps) +BINARY_INT_SSE(VPERMILPD, vpermilpd) +BINARY_INT_SSE(VMASKMOVPS, vpmaskmovd) +BINARY_INT_SSE(VMASKMOVPD, vpmaskmovq) + +BINARY_INT_SSE(PMULDQ, pmuldq) + +BINARY_INT_SSE(VAESDEC, aesdec) +BINARY_INT_SSE(VAESDECLAST, aesdeclast) +BINARY_INT_SSE(VAESENC, aesenc) +BINARY_INT_SSE(VAESENCLAST, aesenclast) + +#define UNARY_CMP_SSE(uname, lname) \ +static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ +{ \ + if (!s->vex_l) { \ + gen_helper_##lname##_xmm(cpu_env, OP_PTR1, OP_PTR2); \ + } else { \ + gen_helper_##lname##_ymm(cpu_env, OP_PTR1, OP_PTR2); \ + } \ + set_cc_op(s, CC_OP_EFLAGS); \ +} +UNARY_CMP_SSE(VPTEST, ptest) +UNARY_CMP_SSE(VTESTPS, vtestps) +UNARY_CMP_SSE(VTESTPD, vtestpd) + +static inline void gen_unary_int_sse(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, + SSEFunc_0_epp xmm, SSEFunc_0_epp ymm) +{ + if (!s->vex_l) { + xmm(cpu_env, OP_PTR0, OP_PTR2); + } else { + ymm(cpu_env, OP_PTR0, OP_PTR2); + } +} + +#define UNARY_INT_SSE(uname, lname) \ +static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ +{ \ + gen_unary_int_sse(s, env, decode, \ + gen_helper_##lname##_xmm, \ + gen_helper_##lname##_ymm); \ +} + +UNARY_INT_SSE(VPMOVSXBW, pmovsxbw) +UNARY_INT_SSE(VPMOVSXBD, pmovsxbd) +UNARY_INT_SSE(VPMOVSXBQ, pmovsxbq) +UNARY_INT_SSE(VPMOVSXWD, pmovsxwd) +UNARY_INT_SSE(VPMOVSXWQ, pmovsxwq) +UNARY_INT_SSE(VPMOVSXDQ, pmovsxdq) + +UNARY_INT_SSE(VPMOVZXBW, pmovzxbw) +UNARY_INT_SSE(VPMOVZXBD, pmovzxbd) +UNARY_INT_SSE(VPMOVZXBQ, pmovzxbq) +UNARY_INT_SSE(VPMOVZXWD, pmovzxwd) +UNARY_INT_SSE(VPMOVZXWQ, pmovzxwq) +UNARY_INT_SSE(VPMOVZXDQ, pmovzxdq) + +UNARY_INT_SSE(VMOVSLDUP, pmovsldup) +UNARY_INT_SSE(VMOVSHDUP, pmovshdup) +UNARY_INT_SSE(VMOVDDUP, pmovdldup) + +UNARY_INT_SSE(VCVTDQ2PD, cvtdq2pd) +UNARY_INT_SSE(VCVTPD2DQ, cvtpd2dq) +UNARY_INT_SSE(VCVTTPD2DQ, cvttpd2dq) +UNARY_INT_SSE(VCVTDQ2PS, cvtdq2ps) +UNARY_INT_SSE(VCVTPS2DQ, cvtps2dq) +UNARY_INT_SSE(VCVTTPS2DQ, cvttps2dq) + + +static inline void gen_unary_imm_sse(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, + SSEFunc_0_ppi xmm, SSEFunc_0_ppi ymm) +{ + TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); + if (!s->vex_l) { + xmm(OP_PTR0, OP_PTR1, imm); + } else { + ymm(OP_PTR0, OP_PTR1, imm); + } +} + +#define UNARY_IMM_SSE(uname, lname) \ +static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ +{ \ + gen_unary_imm_sse(s, env, decode, \ + gen_helper_##lname##_xmm, \ + gen_helper_##lname##_ymm); \ +} + +UNARY_IMM_SSE(PSHUFD, pshufd) +UNARY_IMM_SSE(PSHUFHW, pshufhw) +UNARY_IMM_SSE(PSHUFLW, pshuflw) +#define gen_helper_vpermq_xmm NULL +UNARY_IMM_SSE(VPERMQ, vpermq) +UNARY_IMM_SSE(VPERMILPS_i, vpermilps_imm) +UNARY_IMM_SSE(VPERMILPD_i, vpermilpd_imm) + +static inline void gen_unary_imm_fp_sse(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, + SSEFunc_0_eppi xmm, SSEFunc_0_eppi ymm) +{ + TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); + if (!s->vex_l) { + xmm(cpu_env, OP_PTR0, OP_PTR1, imm); + } else { + ymm(cpu_env, OP_PTR0, OP_PTR1, imm); + } +} + +#define UNARY_IMM_FP_SSE(uname, lname) \ +static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ +{ \ + gen_unary_imm_fp_sse(s, env, decode, \ + gen_helper_##lname##_xmm, \ + gen_helper_##lname##_ymm); \ +} + +UNARY_IMM_FP_SSE(VROUNDPS, roundps) +UNARY_IMM_FP_SSE(VROUNDPD, roundpd) + +static inline void gen_vexw_avx(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, + SSEFunc_0_eppp d_xmm, SSEFunc_0_eppp q_xmm, + SSEFunc_0_eppp d_ymm, SSEFunc_0_eppp q_ymm) +{ + SSEFunc_0_eppp d = s->vex_l ? d_ymm : d_xmm; + SSEFunc_0_eppp q = s->vex_l ? q_ymm : q_xmm; + SSEFunc_0_eppp fn = s->vex_w ? q : d; + fn(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2); +} + +/* VEX.W affects whether to operate on 32- or 64-bit elements. */ +#define VEXW_AVX(uname, lname) \ +static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ +{ \ + gen_vexw_avx(s, env, decode, \ + gen_helper_##lname##d_xmm, gen_helper_##lname##q_xmm, \ + gen_helper_##lname##d_ymm, gen_helper_##lname##q_ymm); \ +} +VEXW_AVX(VPSLLV, vpsllv) +VEXW_AVX(VPSRLV, vpsrlv) +VEXW_AVX(VPSRAV, vpsrav) +VEXW_AVX(VPMASKMOV, vpmaskmov) + +/* Same as above, but with extra arguments to the helper. */ +static inline void gen_vsib_avx(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, + SSEFunc_0_epppti d_xmm, SSEFunc_0_epppti q_xmm, + SSEFunc_0_epppti d_ymm, SSEFunc_0_epppti q_ymm) +{ + SSEFunc_0_epppti d = s->vex_l ? d_ymm : d_xmm; + SSEFunc_0_epppti q = s->vex_l ? q_ymm : q_xmm; + SSEFunc_0_epppti fn = s->vex_w ? q : d; + TCGv_i32 scale = tcg_constant_i32(decode->mem.scale); + TCGv_ptr index = tcg_temp_new_ptr(); + + /* Pass third input as (index, base, scale) */ + tcg_gen_addi_ptr(index, cpu_env, ZMM_OFFSET(decode->mem.index)); + fn(cpu_env, OP_PTR0, OP_PTR1, index, s->A0, scale); + + /* + * There are two output operands, so zero OP1's high 128 bits + * in the VEX.128 case. + */ + if (!s->vex_l) { + int ymmh_ofs = vector_elem_offset(&decode->op[1], MO_128, 1); + tcg_gen_gvec_dup_imm(MO_64, ymmh_ofs, 16, 16, 0); + } + tcg_temp_free_ptr(index); +} +#define VSIB_AVX(uname, lname) \ +static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ +{ \ + gen_vsib_avx(s, env, decode, \ + gen_helper_##lname##d_xmm, gen_helper_##lname##q_xmm, \ + gen_helper_##lname##d_ymm, gen_helper_##lname##q_ymm); \ +} +VSIB_AVX(VPGATHERD, vpgatherd) +VSIB_AVX(VPGATHERQ, vpgatherq) + +static void gen_ADCOX(DisasContext *s, CPUX86State *env, MemOp ot, int cc_op) +{ + TCGv carry_in = NULL; + TCGv carry_out = (cc_op == CC_OP_ADCX ? cpu_cc_dst : cpu_cc_src2); + TCGv zero; + + if (cc_op == s->cc_op || s->cc_op == CC_OP_ADCOX) { + /* Re-use the carry-out from a previous round. */ + carry_in = carry_out; + cc_op = s->cc_op; + } else if (s->cc_op == CC_OP_ADCX || s->cc_op == CC_OP_ADOX) { + /* Merge with the carry-out from the opposite instruction. */ + cc_op = CC_OP_ADCOX; + } + + /* If we don't have a carry-in, get it out of EFLAGS. */ + if (!carry_in) { + if (s->cc_op != CC_OP_ADCX && s->cc_op != CC_OP_ADOX) { + gen_compute_eflags(s); + } + carry_in = s->tmp0; + tcg_gen_extract_tl(carry_in, cpu_cc_src, + ctz32(cc_op == CC_OP_ADCX ? CC_C : CC_O), 1); + } + + switch (ot) { +#ifdef TARGET_X86_64 + case MO_32: + /* If TL is 64-bit just do everything in 64-bit arithmetic. */ + tcg_gen_add_i64(s->T0, s->T0, s->T1); + tcg_gen_add_i64(s->T0, s->T0, carry_in); + tcg_gen_shri_i64(carry_out, s->T0, 32); + break; +#endif + default: + zero = tcg_constant_tl(0); + tcg_gen_add2_tl(s->T0, carry_out, s->T0, zero, carry_in, zero); + tcg_gen_add2_tl(s->T0, carry_out, s->T0, carry_out, s->T1, zero); + break; + } + set_cc_op(s, cc_op); +} + +static void gen_ADCX(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + gen_ADCOX(s, env, decode->op[0].ot, CC_OP_ADCX); +} + +static void gen_ADOX(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + gen_ADCOX(s, env, decode->op[0].ot, CC_OP_ADOX); +} + +static void gen_ANDN(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + MemOp ot = decode->op[0].ot; + + tcg_gen_andc_tl(s->T0, s->T1, s->T0); + gen_op_update1_cc(s); + set_cc_op(s, CC_OP_LOGICB + ot); +} + +static void gen_BEXTR(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + MemOp ot = decode->op[0].ot; + TCGv bound, zero; + + /* + * Extract START, and shift the operand. + * Shifts larger than operand size get zeros. + */ + tcg_gen_ext8u_tl(s->A0, s->T1); + tcg_gen_shr_tl(s->T0, s->T0, s->A0); + + bound = tcg_constant_tl(ot == MO_64 ? 63 : 31); + zero = tcg_constant_tl(0); + tcg_gen_movcond_tl(TCG_COND_LEU, s->T0, s->A0, bound, s->T0, zero); + + /* + * Extract the LEN into a mask. Lengths larger than + * operand size get all ones. + */ + tcg_gen_extract_tl(s->A0, s->T1, 8, 8); + tcg_gen_movcond_tl(TCG_COND_LEU, s->A0, s->A0, bound, s->A0, bound); + + tcg_gen_movi_tl(s->T1, 1); + tcg_gen_shl_tl(s->T1, s->T1, s->A0); + tcg_gen_subi_tl(s->T1, s->T1, 1); + tcg_gen_and_tl(s->T0, s->T0, s->T1); + + gen_op_update1_cc(s); + set_cc_op(s, CC_OP_LOGICB + ot); +} + +static void gen_BLSI(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + MemOp ot = decode->op[0].ot; + + tcg_gen_neg_tl(s->T1, s->T0); + tcg_gen_and_tl(s->T0, s->T0, s->T1); + tcg_gen_mov_tl(cpu_cc_dst, s->T0); + set_cc_op(s, CC_OP_BMILGB + ot); +} + +static void gen_BLSMSK(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + MemOp ot = decode->op[0].ot; + + tcg_gen_subi_tl(s->T1, s->T0, 1); + tcg_gen_xor_tl(s->T0, s->T0, s->T1); + tcg_gen_mov_tl(cpu_cc_dst, s->T0); + set_cc_op(s, CC_OP_BMILGB + ot); +} + +static void gen_BLSR(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + MemOp ot = decode->op[0].ot; + + tcg_gen_subi_tl(s->T1, s->T0, 1); + tcg_gen_and_tl(s->T0, s->T0, s->T1); + tcg_gen_mov_tl(cpu_cc_dst, s->T0); + set_cc_op(s, CC_OP_BMILGB + ot); +} + +static void gen_BZHI(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + MemOp ot = decode->op[0].ot; + TCGv bound; + + tcg_gen_ext8u_tl(s->T1, cpu_regs[s->vex_v]); + bound = tcg_constant_tl(ot == MO_64 ? 63 : 31); + + /* + * Note that since we're using BMILG (in order to get O + * cleared) we need to store the inverse into C. + */ + tcg_gen_setcond_tl(TCG_COND_LT, cpu_cc_src, s->T1, bound); + tcg_gen_movcond_tl(TCG_COND_GT, s->T1, s->T1, bound, bound, s->T1); + + tcg_gen_movi_tl(s->A0, -1); + tcg_gen_shl_tl(s->A0, s->A0, s->T1); + tcg_gen_andc_tl(s->T0, s->T0, s->A0); + + gen_op_update1_cc(s); + set_cc_op(s, CC_OP_BMILGB + ot); +} + +static void gen_CRC32(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + MemOp ot = decode->op[2].ot; + + tcg_gen_trunc_tl_i32(s->tmp2_i32, s->T0); + gen_helper_crc32(s->T0, s->tmp2_i32, s->T1, tcg_constant_i32(8 << ot)); +} + +static void gen_CVTPI2Px(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + gen_helper_enter_mmx(cpu_env); + if (s->prefix & PREFIX_DATA) { + gen_helper_cvtpi2pd(cpu_env, OP_PTR0, OP_PTR2); + } else { + gen_helper_cvtpi2ps(cpu_env, OP_PTR0, OP_PTR2); + } +} + +static void gen_CVTPx2PI(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + gen_helper_enter_mmx(cpu_env); + if (s->prefix & PREFIX_DATA) { + gen_helper_cvtpd2pi(cpu_env, OP_PTR0, OP_PTR2); + } else { + gen_helper_cvtps2pi(cpu_env, OP_PTR0, OP_PTR2); + } +} + +static void gen_CVTTPx2PI(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + gen_helper_enter_mmx(cpu_env); + if (s->prefix & PREFIX_DATA) { + gen_helper_cvttpd2pi(cpu_env, OP_PTR0, OP_PTR2); + } else { + gen_helper_cvttps2pi(cpu_env, OP_PTR0, OP_PTR2); + } +} + +static void gen_EMMS(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + gen_helper_emms(cpu_env); +} + +static void gen_EXTRQ_i(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + TCGv_i32 length = tcg_constant_i32(decode->immediate & 63); + TCGv_i32 index = tcg_constant_i32((decode->immediate >> 8) & 63); + + gen_helper_extrq_i(cpu_env, OP_PTR0, index, length); +} + +static void gen_EXTRQ_r(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + gen_helper_extrq_r(cpu_env, OP_PTR0, OP_PTR2); +} + +static void gen_INSERTQ_i(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + TCGv_i32 length = tcg_constant_i32(decode->immediate & 63); + TCGv_i32 index = tcg_constant_i32((decode->immediate >> 8) & 63); + + gen_helper_insertq_i(cpu_env, OP_PTR0, OP_PTR1, index, length); +} + +static void gen_INSERTQ_r(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + gen_helper_insertq_r(cpu_env, OP_PTR0, OP_PTR2); +} + +static void gen_LDMXCSR(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + if (s->vex_l) { + gen_illegal_opcode(s); + return; + } + tcg_gen_trunc_tl_i32(s->tmp2_i32, s->T1); + gen_helper_ldmxcsr(cpu_env, s->tmp2_i32); +} + +static void gen_MASKMOV(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + tcg_gen_mov_tl(s->A0, cpu_regs[R_EDI]); + gen_extu(s->aflag, s->A0); + gen_add_A0_ds_seg(s); + + if (s->prefix & PREFIX_DATA) { + gen_helper_maskmov_xmm(cpu_env, OP_PTR1, OP_PTR2, s->A0); + } else { + gen_helper_maskmov_mmx(cpu_env, OP_PTR1, OP_PTR2, s->A0); + } +} + +static void gen_MOVBE(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + MemOp ot = decode->op[0].ot; + + /* M operand type does not load/store */ + if (decode->e.op0 == X86_TYPE_M) { + tcg_gen_qemu_st_tl(s->T0, s->A0, s->mem_index, ot | MO_BE); + } else { + tcg_gen_qemu_ld_tl(s->T0, s->A0, s->mem_index, ot | MO_BE); + } +} + +static void gen_MOVD_from(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + MemOp ot = decode->op[2].ot; + + switch (ot) { + case MO_32: +#ifdef TARGET_X86_64 + tcg_gen_ld32u_tl(s->T0, cpu_env, decode->op[2].offset); + break; + case MO_64: +#endif + tcg_gen_ld_tl(s->T0, cpu_env, decode->op[2].offset); + break; + default: + abort(); + } +} + +static void gen_MOVD_to(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + MemOp ot = decode->op[2].ot; + int vec_len = vector_len(s, decode); + int lo_ofs = vector_elem_offset(&decode->op[0], ot, 0); + + tcg_gen_gvec_dup_imm(MO_64, decode->op[0].offset, vec_len, vec_len, 0); + + switch (ot) { + case MO_32: +#ifdef TARGET_X86_64 + tcg_gen_st32_tl(s->T1, cpu_env, lo_ofs); + break; + case MO_64: +#endif + tcg_gen_st_tl(s->T1, cpu_env, lo_ofs); + break; + default: + g_assert_not_reached(); + } +} + +static void gen_MOVDQ(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + gen_store_sse(s, decode, decode->op[2].offset); +} + +static void gen_MOVMSK(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + typeof(gen_helper_movmskps_ymm) *ps, *pd, *fn; + ps = s->vex_l ? gen_helper_movmskps_ymm : gen_helper_movmskps_xmm; + pd = s->vex_l ? gen_helper_movmskpd_ymm : gen_helper_movmskpd_xmm; + fn = s->prefix & PREFIX_DATA ? pd : ps; + fn(s->tmp2_i32, cpu_env, OP_PTR2); + tcg_gen_extu_i32_tl(s->T0, s->tmp2_i32); +} + +static void gen_MOVQ(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + int vec_len = vector_len(s, decode); + int lo_ofs = vector_elem_offset(&decode->op[0], MO_64, 0); + + tcg_gen_ld_i64(s->tmp1_i64, cpu_env, decode->op[2].offset); + if (decode->op[0].has_ea) { + tcg_gen_qemu_st_i64(s->tmp1_i64, s->A0, s->mem_index, MO_LEUQ); + } else { + /* + * tcg_gen_gvec_dup_i64(MO_64, op0.offset, 8, vec_len, s->tmp1_64) would + * seem to work, but it does not on big-endian platforms; the cleared parts + * are always at higher addresses, but cross-endian emulation inverts the + * byte order so that the cleared parts need to be at *lower* addresses. + * Because oprsz is 8, we see this here even for SSE; but more in general, + * it disqualifies using oprsz < maxsz to emulate VEX128. + */ + tcg_gen_gvec_dup_imm(MO_64, decode->op[0].offset, vec_len, vec_len, 0); + tcg_gen_st_i64(s->tmp1_i64, cpu_env, lo_ofs); + } +} + +static void gen_MOVq_dq(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + gen_helper_enter_mmx(cpu_env); + /* Otherwise the same as any other movq. */ + return gen_MOVQ(s, env, decode); +} + +static void gen_MULX(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + MemOp ot = decode->op[0].ot; + + /* low part of result in VEX.vvvv, high in MODRM */ + switch (ot) { + default: + tcg_gen_trunc_tl_i32(s->tmp2_i32, s->T0); + tcg_gen_trunc_tl_i32(s->tmp3_i32, s->T1); + tcg_gen_mulu2_i32(s->tmp2_i32, s->tmp3_i32, + s->tmp2_i32, s->tmp3_i32); + tcg_gen_extu_i32_tl(cpu_regs[s->vex_v], s->tmp2_i32); + tcg_gen_extu_i32_tl(s->T0, s->tmp3_i32); + break; +#ifdef TARGET_X86_64 + case MO_64: + tcg_gen_mulu2_i64(cpu_regs[s->vex_v], s->T0, s->T0, s->T1); + break; +#endif + } + +} + +static void gen_PALIGNR(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); + if (!(s->prefix & PREFIX_DATA)) { + gen_helper_palignr_mmx(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2, imm); + } else if (!s->vex_l) { + gen_helper_palignr_xmm(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2, imm); + } else { + gen_helper_palignr_ymm(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2, imm); + } +} + +static void gen_PANDN(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + int vec_len = vector_len(s, decode); + + /* Careful, operand order is reversed! */ + tcg_gen_gvec_andc(MO_64, + decode->op[0].offset, decode->op[2].offset, + decode->op[1].offset, vec_len, vec_len); +} + +static void gen_PCMPESTRI(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); + gen_helper_pcmpestri_xmm(cpu_env, OP_PTR1, OP_PTR2, imm); + set_cc_op(s, CC_OP_EFLAGS); +} + +static void gen_PCMPESTRM(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); + gen_helper_pcmpestrm_xmm(cpu_env, OP_PTR1, OP_PTR2, imm); + set_cc_op(s, CC_OP_EFLAGS); + if ((s->prefix & PREFIX_VEX) && !s->vex_l) { + tcg_gen_gvec_dup_imm(MO_64, offsetof(CPUX86State, xmm_regs[0].ZMM_X(1)), + 16, 16, 0); + } +} + +static void gen_PCMPISTRI(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); + gen_helper_pcmpistri_xmm(cpu_env, OP_PTR1, OP_PTR2, imm); + set_cc_op(s, CC_OP_EFLAGS); +} + +static void gen_PCMPISTRM(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); + gen_helper_pcmpistrm_xmm(cpu_env, OP_PTR1, OP_PTR2, imm); + set_cc_op(s, CC_OP_EFLAGS); + if ((s->prefix & PREFIX_VEX) && !s->vex_l) { + tcg_gen_gvec_dup_imm(MO_64, offsetof(CPUX86State, xmm_regs[0].ZMM_X(1)), + 16, 16, 0); + } +} + +static void gen_PDEP(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + MemOp ot = decode->op[1].ot; + if (ot < MO_64) { + tcg_gen_ext32u_tl(s->T0, s->T0); + } + gen_helper_pdep(s->T0, s->T0, s->T1); +} + +static void gen_PEXT(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + MemOp ot = decode->op[1].ot; + if (ot < MO_64) { + tcg_gen_ext32u_tl(s->T0, s->T0); + } + gen_helper_pext(s->T0, s->T0, s->T1); +} + +static inline void gen_pextr(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, MemOp ot) +{ + int vec_len = vector_len(s, decode); + int mask = (vec_len >> ot) - 1; + int val = decode->immediate & mask; + + switch (ot) { + case MO_8: + tcg_gen_ld8u_tl(s->T0, cpu_env, vector_elem_offset(&decode->op[1], ot, val)); + break; + case MO_16: + tcg_gen_ld16u_tl(s->T0, cpu_env, vector_elem_offset(&decode->op[1], ot, val)); + break; + case MO_32: +#ifdef TARGET_X86_64 + tcg_gen_ld32u_tl(s->T0, cpu_env, vector_elem_offset(&decode->op[1], ot, val)); + break; + case MO_64: +#endif + tcg_gen_ld_tl(s->T0, cpu_env, vector_elem_offset(&decode->op[1], ot, val)); + break; + default: + abort(); + } +} + +static void gen_PEXTRB(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + gen_pextr(s, env, decode, MO_8); +} + +static void gen_PEXTRW(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + gen_pextr(s, env, decode, MO_16); +} + +static void gen_PEXTR(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + MemOp ot = decode->op[0].ot; + gen_pextr(s, env, decode, ot); +} + +static inline void gen_pinsr(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, MemOp ot) +{ + int vec_len = vector_len(s, decode); + int mask = (vec_len >> ot) - 1; + int val = decode->immediate & mask; + + if (decode->op[1].offset != decode->op[0].offset) { + assert(vec_len == 16); + gen_store_sse(s, decode, decode->op[1].offset); + } + + switch (ot) { + case MO_8: + tcg_gen_st8_tl(s->T1, cpu_env, vector_elem_offset(&decode->op[0], ot, val)); + break; + case MO_16: + tcg_gen_st16_tl(s->T1, cpu_env, vector_elem_offset(&decode->op[0], ot, val)); + break; + case MO_32: +#ifdef TARGET_X86_64 + tcg_gen_st32_tl(s->T1, cpu_env, vector_elem_offset(&decode->op[0], ot, val)); + break; + case MO_64: +#endif + tcg_gen_st_tl(s->T1, cpu_env, vector_elem_offset(&decode->op[0], ot, val)); + break; + default: + abort(); + } +} + +static void gen_PINSRB(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + gen_pinsr(s, env, decode, MO_8); +} + +static void gen_PINSRW(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + gen_pinsr(s, env, decode, MO_16); +} + +static void gen_PINSR(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + gen_pinsr(s, env, decode, decode->op[2].ot); +} + +static void gen_pmovmskb_i64(TCGv_i64 d, TCGv_i64 s) +{ + TCGv_i64 t = tcg_temp_new_i64(); + + tcg_gen_andi_i64(d, s, 0x8080808080808080ull); + + /* + * After each shift+or pair: + * 0: a.......b.......c.......d.......e.......f.......g.......h....... + * 7: ab......bc......cd......de......ef......fg......gh......h....... + * 14: abcd....bcde....cdef....defg....efgh....fgh.....gh......h....... + * 28: abcdefghbcdefgh.cdefgh..defgh...efgh....fgh.....gh......h....... + * The result is left in the high bits of the word. + */ + tcg_gen_shli_i64(t, d, 7); + tcg_gen_or_i64(d, d, t); + tcg_gen_shli_i64(t, d, 14); + tcg_gen_or_i64(d, d, t); + tcg_gen_shli_i64(t, d, 28); + tcg_gen_or_i64(d, d, t); +} + +static void gen_pmovmskb_vec(unsigned vece, TCGv_vec d, TCGv_vec s) +{ + TCGv_vec t = tcg_temp_new_vec_matching(d); + TCGv_vec m = tcg_constant_vec_matching(d, MO_8, 0x80); + + /* See above */ + tcg_gen_and_vec(vece, d, s, m); + tcg_gen_shli_vec(vece, t, d, 7); + tcg_gen_or_vec(vece, d, d, t); + tcg_gen_shli_vec(vece, t, d, 14); + tcg_gen_or_vec(vece, d, d, t); + tcg_gen_shli_vec(vece, t, d, 28); + tcg_gen_or_vec(vece, d, d, t); +} + +#ifdef TARGET_X86_64 +#define TCG_TARGET_HAS_extract2_tl TCG_TARGET_HAS_extract2_i64 +#else +#define TCG_TARGET_HAS_extract2_tl TCG_TARGET_HAS_extract2_i32 +#endif + +static void gen_PMOVMSKB(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + static const TCGOpcode vecop_list[] = { INDEX_op_shli_vec, 0 }; + static const GVecGen2 g = { + .fni8 = gen_pmovmskb_i64, + .fniv = gen_pmovmskb_vec, + .opt_opc = vecop_list, + .vece = MO_64, + .prefer_i64 = TCG_TARGET_REG_BITS == 64 + }; + MemOp ot = decode->op[2].ot; + int vec_len = vector_len(s, decode); + TCGv t = tcg_temp_new(); + + tcg_gen_gvec_2(offsetof(CPUX86State, xmm_t0) + xmm_offset(ot), decode->op[2].offset, + vec_len, vec_len, &g); + tcg_gen_ld8u_tl(s->T0, cpu_env, offsetof(CPUX86State, xmm_t0.ZMM_B(vec_len - 1))); + while (vec_len > 8) { + vec_len -= 8; + if (TCG_TARGET_HAS_extract2_tl) { + /* + * Load the next byte of the result into the high byte of T. + * TCG does a similar expansion of deposit to shl+extract2; by + * loading the whole word, the shift left is avoided. + */ +#ifdef TARGET_X86_64 + tcg_gen_ld_tl(t, cpu_env, offsetof(CPUX86State, xmm_t0.ZMM_Q((vec_len - 1) / 8))); +#else + tcg_gen_ld_tl(t, cpu_env, offsetof(CPUX86State, xmm_t0.ZMM_L((vec_len - 1) / 4))); +#endif + + tcg_gen_extract2_tl(s->T0, t, s->T0, TARGET_LONG_BITS - 8); + } else { + /* + * The _previous_ value is deposited into bits 8 and higher of t. Because + * those bits are known to be zero after ld8u, this becomes a shift+or + * if deposit is not available. + */ + tcg_gen_ld8u_tl(t, cpu_env, offsetof(CPUX86State, xmm_t0.ZMM_B(vec_len - 1))); + tcg_gen_deposit_tl(s->T0, t, s->T0, 8, TARGET_LONG_BITS - 8); + } + } + tcg_temp_free(t); +} + +static void gen_PSHUFW(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); + gen_helper_pshufw_mmx(OP_PTR0, OP_PTR1, imm); +} + +static void gen_PSRLW_i(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + int vec_len = vector_len(s, decode); + + if (decode->immediate >= 16) { + tcg_gen_gvec_dup_imm(MO_64, decode->op[0].offset, vec_len, vec_len, 0); + } else { + tcg_gen_gvec_shri(MO_16, + decode->op[0].offset, decode->op[1].offset, + decode->immediate, vec_len, vec_len); + } +} + +static void gen_PSLLW_i(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + int vec_len = vector_len(s, decode); + + if (decode->immediate >= 16) { + tcg_gen_gvec_dup_imm(MO_64, decode->op[0].offset, vec_len, vec_len, 0); + } else { + tcg_gen_gvec_shli(MO_16, + decode->op[0].offset, decode->op[1].offset, + decode->immediate, vec_len, vec_len); + } +} + +static void gen_PSRAW_i(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + int vec_len = vector_len(s, decode); + + if (decode->immediate >= 16) { + decode->immediate = 15; + } + tcg_gen_gvec_sari(MO_16, + decode->op[0].offset, decode->op[1].offset, + decode->immediate, vec_len, vec_len); +} + +static void gen_PSRLD_i(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + int vec_len = vector_len(s, decode); + + if (decode->immediate >= 32) { + tcg_gen_gvec_dup_imm(MO_64, decode->op[0].offset, vec_len, vec_len, 0); + } else { + tcg_gen_gvec_shri(MO_32, + decode->op[0].offset, decode->op[1].offset, + decode->immediate, vec_len, vec_len); + } +} + +static void gen_PSLLD_i(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + int vec_len = vector_len(s, decode); + + if (decode->immediate >= 32) { + tcg_gen_gvec_dup_imm(MO_64, decode->op[0].offset, vec_len, vec_len, 0); + } else { + tcg_gen_gvec_shli(MO_32, + decode->op[0].offset, decode->op[1].offset, + decode->immediate, vec_len, vec_len); + } +} + +static void gen_PSRAD_i(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + int vec_len = vector_len(s, decode); + + if (decode->immediate >= 32) { + decode->immediate = 31; + } + tcg_gen_gvec_sari(MO_32, + decode->op[0].offset, decode->op[1].offset, + decode->immediate, vec_len, vec_len); +} + +static void gen_PSRLQ_i(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + int vec_len = vector_len(s, decode); + + if (decode->immediate >= 64) { + tcg_gen_gvec_dup_imm(MO_64, decode->op[0].offset, vec_len, vec_len, 0); + } else { + tcg_gen_gvec_shri(MO_64, + decode->op[0].offset, decode->op[1].offset, + decode->immediate, vec_len, vec_len); + } +} + +static void gen_PSLLQ_i(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + int vec_len = vector_len(s, decode); + + if (decode->immediate >= 64) { + tcg_gen_gvec_dup_imm(MO_64, decode->op[0].offset, vec_len, vec_len, 0); + } else { + tcg_gen_gvec_shli(MO_64, + decode->op[0].offset, decode->op[1].offset, + decode->immediate, vec_len, vec_len); + } +} + +static TCGv_ptr make_imm8u_xmm_vec(uint8_t imm, int vec_len) +{ + MemOp ot = vec_len == 16 ? MO_128 : MO_256; + TCGv_i32 imm_v = tcg_constant8u_i32(imm); + TCGv_ptr ptr = tcg_temp_new_ptr(); + + tcg_gen_gvec_dup_imm(MO_64, offsetof(CPUX86State, xmm_t0) + xmm_offset(ot), + vec_len, vec_len, 0); + + tcg_gen_addi_ptr(ptr, cpu_env, offsetof(CPUX86State, xmm_t0)); + tcg_gen_st_i32(imm_v, cpu_env, offsetof(CPUX86State, xmm_t0.ZMM_L(0))); + return ptr; +} + +static void gen_PSRLDQ_i(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + int vec_len = vector_len(s, decode); + TCGv_ptr imm_vec = make_imm8u_xmm_vec(decode->immediate, vec_len); + + if (s->vex_l) { + gen_helper_psrldq_ymm(cpu_env, OP_PTR0, OP_PTR1, imm_vec); + } else { + gen_helper_psrldq_xmm(cpu_env, OP_PTR0, OP_PTR1, imm_vec); + } + tcg_temp_free_ptr(imm_vec); +} + +static void gen_PSLLDQ_i(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + int vec_len = vector_len(s, decode); + TCGv_ptr imm_vec = make_imm8u_xmm_vec(decode->immediate, vec_len); + + if (s->vex_l) { + gen_helper_pslldq_ymm(cpu_env, OP_PTR0, OP_PTR1, imm_vec); + } else { + gen_helper_pslldq_xmm(cpu_env, OP_PTR0, OP_PTR1, imm_vec); + } + tcg_temp_free_ptr(imm_vec); +} + +static void gen_RORX(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + MemOp ot = decode->op[0].ot; + int b = decode->immediate; + + if (ot == MO_64) { + tcg_gen_rotri_tl(s->T0, s->T0, b & 63); + } else { + tcg_gen_trunc_tl_i32(s->tmp2_i32, s->T0); + tcg_gen_rotri_i32(s->tmp2_i32, s->tmp2_i32, b & 31); + tcg_gen_extu_i32_tl(s->T0, s->tmp2_i32); + } +} + +static void gen_SARX(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + MemOp ot = decode->op[0].ot; + int mask; + + mask = ot == MO_64 ? 63 : 31; + tcg_gen_andi_tl(s->T1, s->T1, mask); + if (ot != MO_64) { + tcg_gen_ext32s_tl(s->T0, s->T0); + } + tcg_gen_sar_tl(s->T0, s->T0, s->T1); +} + +static void gen_SHLX(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + MemOp ot = decode->op[0].ot; + int mask; + + mask = ot == MO_64 ? 63 : 31; + tcg_gen_andi_tl(s->T1, s->T1, mask); + tcg_gen_shl_tl(s->T0, s->T0, s->T1); +} + +static void gen_SHRX(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + MemOp ot = decode->op[0].ot; + int mask; + + mask = ot == MO_64 ? 63 : 31; + tcg_gen_andi_tl(s->T1, s->T1, mask); + if (ot != MO_64) { + tcg_gen_ext32u_tl(s->T0, s->T0); + } + tcg_gen_shr_tl(s->T0, s->T0, s->T1); +} + +static void gen_VAESKEYGEN(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); + assert(!s->vex_l); + gen_helper_aeskeygenassist_xmm(cpu_env, OP_PTR0, OP_PTR1, imm); +} + +static void gen_STMXCSR(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + if (s->vex_l) { + gen_illegal_opcode(s); + return; + } + gen_helper_update_mxcsr(cpu_env); + tcg_gen_ld32u_tl(s->T0, cpu_env, offsetof(CPUX86State, mxcsr)); +} + +static void gen_VAESIMC(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + assert(!s->vex_l); + gen_helper_aesimc_xmm(cpu_env, OP_PTR0, OP_PTR2); +} + +/* + * 00 = v*ps Vps, Hps, Wpd + * 66 = v*pd Vpd, Hpd, Wps + * f3 = v*ss Vss, Hss, Wps + * f2 = v*sd Vsd, Hsd, Wps + */ +#define SSE_CMP(x) { \ + gen_helper_ ## x ## ps ## _xmm, gen_helper_ ## x ## pd ## _xmm, \ + gen_helper_ ## x ## ss, gen_helper_ ## x ## sd, \ + gen_helper_ ## x ## ps ## _ymm, gen_helper_ ## x ## pd ## _ymm} +static const SSEFunc_0_eppp gen_helper_cmp_funcs[32][6] = { + SSE_CMP(cmpeq), + SSE_CMP(cmplt), + SSE_CMP(cmple), + SSE_CMP(cmpunord), + SSE_CMP(cmpneq), + SSE_CMP(cmpnlt), + SSE_CMP(cmpnle), + SSE_CMP(cmpord), + + SSE_CMP(cmpequ), + SSE_CMP(cmpnge), + SSE_CMP(cmpngt), + SSE_CMP(cmpfalse), + SSE_CMP(cmpnequ), + SSE_CMP(cmpge), + SSE_CMP(cmpgt), + SSE_CMP(cmptrue), + + SSE_CMP(cmpeqs), + SSE_CMP(cmpltq), + SSE_CMP(cmpleq), + SSE_CMP(cmpunords), + SSE_CMP(cmpneqq), + SSE_CMP(cmpnltq), + SSE_CMP(cmpnleq), + SSE_CMP(cmpords), + + SSE_CMP(cmpequs), + SSE_CMP(cmpngeq), + SSE_CMP(cmpngtq), + SSE_CMP(cmpfalses), + SSE_CMP(cmpnequs), + SSE_CMP(cmpgeq), + SSE_CMP(cmpgtq), + SSE_CMP(cmptrues), +}; +#undef SSE_CMP + +static void gen_VCMP(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + int index = decode->immediate & (s->prefix & PREFIX_VEX ? 31 : 7); + int b = + s->prefix & PREFIX_REPZ ? 2 /* ss */ : + s->prefix & PREFIX_REPNZ ? 3 /* sd */ : + !!(s->prefix & PREFIX_DATA) /* pd */ + (s->vex_l << 2); + + gen_helper_cmp_funcs[index][b](cpu_env, OP_PTR0, OP_PTR1, OP_PTR2); +} + +static void gen_VCOMI(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + SSEFunc_0_epp fn; + fn = s->prefix & PREFIX_DATA ? gen_helper_comisd : gen_helper_comiss; + fn(cpu_env, OP_PTR1, OP_PTR2); + set_cc_op(s, CC_OP_EFLAGS); +} + +static void gen_VCVTfp2fp(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + gen_unary_fp_sse(s, env, decode, + gen_helper_cvtpd2ps_xmm, gen_helper_cvtps2pd_xmm, + gen_helper_cvtpd2ps_ymm, gen_helper_cvtps2pd_ymm, + gen_helper_cvtsd2ss, gen_helper_cvtss2sd); +} + +static void gen_VCVTSI2Sx(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + int vec_len = vector_len(s, decode); + TCGv_i32 in; + + tcg_gen_gvec_mov(MO_64, decode->op[0].offset, decode->op[1].offset, vec_len, vec_len); + +#ifdef TARGET_X86_64 + MemOp ot = decode->op[2].ot; + if (ot == MO_64) { + if (s->prefix & PREFIX_REPNZ) { + gen_helper_cvtsq2sd(cpu_env, OP_PTR0, s->T1); + } else { + gen_helper_cvtsq2ss(cpu_env, OP_PTR0, s->T1); + } + return; + } + in = s->tmp2_i32; + tcg_gen_trunc_tl_i32(in, s->T1); +#else + in = s->T1; +#endif + + if (s->prefix & PREFIX_REPNZ) { + gen_helper_cvtsi2sd(cpu_env, OP_PTR0, in); + } else { + gen_helper_cvtsi2ss(cpu_env, OP_PTR0, in); + } +} + +static inline void gen_VCVTtSx2SI(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, + SSEFunc_i_ep ss2si, SSEFunc_l_ep ss2sq, + SSEFunc_i_ep sd2si, SSEFunc_l_ep sd2sq) +{ + TCGv_i32 out; + +#ifdef TARGET_X86_64 + MemOp ot = decode->op[0].ot; + if (ot == MO_64) { + if (s->prefix & PREFIX_REPNZ) { + sd2sq(s->T0, cpu_env, OP_PTR2); + } else { + ss2sq(s->T0, cpu_env, OP_PTR2); + } + return; + } + + out = s->tmp2_i32; +#else + out = s->T0; +#endif + if (s->prefix & PREFIX_REPNZ) { + sd2si(out, cpu_env, OP_PTR2); + } else { + ss2si(out, cpu_env, OP_PTR2); + } +#ifdef TARGET_X86_64 + tcg_gen_extu_i32_tl(s->T0, out); +#endif +} + +#ifndef TARGET_X86_64 +#define gen_helper_cvtss2sq NULL +#define gen_helper_cvtsd2sq NULL +#define gen_helper_cvttss2sq NULL +#define gen_helper_cvttsd2sq NULL +#endif + +static void gen_VCVTSx2SI(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + gen_VCVTtSx2SI(s, env, decode, + gen_helper_cvtss2si, gen_helper_cvtss2sq, + gen_helper_cvtsd2si, gen_helper_cvtsd2sq); +} + +static void gen_VCVTTSx2SI(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + gen_VCVTtSx2SI(s, env, decode, + gen_helper_cvttss2si, gen_helper_cvttss2sq, + gen_helper_cvttsd2si, gen_helper_cvttsd2sq); +} + +static void gen_VEXTRACTx128(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + int mask = decode->immediate & 1; + int src_ofs = vector_elem_offset(&decode->op[1], MO_128, mask); + if (decode->op[0].has_ea) { + /* VEX-only instruction, no alignment requirements. */ + gen_sto_env_A0(s, src_ofs, false); + } else { + tcg_gen_gvec_mov(MO_64, decode->op[0].offset, src_ofs, 16, 16); + } +} + +static void gen_VEXTRACTPS(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + gen_pextr(s, env, decode, MO_32); +} + +static void gen_vinsertps(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + int val = decode->immediate; + int dest_word = (val >> 4) & 3; + int new_mask = (val & 15) | (1 << dest_word); + int vec_len = 16; + + assert(!s->vex_l); + + if (new_mask == 15) { + /* All zeroes except possibly for the inserted element */ + tcg_gen_gvec_dup_imm(MO_64, decode->op[0].offset, vec_len, vec_len, 0); + } else if (decode->op[1].offset != decode->op[0].offset) { + gen_store_sse(s, decode, decode->op[1].offset); + } + + if (new_mask != (val & 15)) { + tcg_gen_st_i32(s->tmp2_i32, cpu_env, + vector_elem_offset(&decode->op[0], MO_32, dest_word)); + } + + if (new_mask != 15) { + TCGv_i32 zero = tcg_constant_i32(0); /* float32_zero */ + int i; + for (i = 0; i < 4; i++) { + if ((val >> i) & 1) { + tcg_gen_st_i32(zero, cpu_env, + vector_elem_offset(&decode->op[0], MO_32, i)); + } + } + } +} + +static void gen_VINSERTPS_r(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + int val = decode->immediate; + tcg_gen_ld_i32(s->tmp2_i32, cpu_env, + vector_elem_offset(&decode->op[2], MO_32, (val >> 6) & 3)); + gen_vinsertps(s, env, decode); +} + +static void gen_VINSERTPS_m(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + tcg_gen_qemu_ld_i32(s->tmp2_i32, s->A0, s->mem_index, MO_LEUL); + gen_vinsertps(s, env, decode); +} + +static void gen_VINSERTx128(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + int mask = decode->immediate & 1; + tcg_gen_gvec_mov(MO_64, + decode->op[0].offset + offsetof(YMMReg, YMM_X(mask)), + decode->op[2].offset + offsetof(YMMReg, YMM_X(0)), 16, 16); + tcg_gen_gvec_mov(MO_64, + decode->op[0].offset + offsetof(YMMReg, YMM_X(!mask)), + decode->op[1].offset + offsetof(YMMReg, YMM_X(!mask)), 16, 16); +} + +static inline void gen_maskmov(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode, + SSEFunc_0_eppt xmm, SSEFunc_0_eppt ymm) +{ + if (!s->vex_l) { + xmm(cpu_env, OP_PTR2, OP_PTR1, s->A0); + } else { + ymm(cpu_env, OP_PTR2, OP_PTR1, s->A0); + } +} + +static void gen_VMASKMOVPD_st(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + gen_maskmov(s, env, decode, gen_helper_vpmaskmovq_st_xmm, gen_helper_vpmaskmovq_st_ymm); +} + +static void gen_VMASKMOVPS_st(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + gen_maskmov(s, env, decode, gen_helper_vpmaskmovd_st_xmm, gen_helper_vpmaskmovd_st_ymm); +} + +static void gen_VMOVHPx_ld(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + gen_ldq_env_A0(s, decode->op[0].offset + offsetof(XMMReg, XMM_Q(1))); + if (decode->op[0].offset != decode->op[1].offset) { + tcg_gen_ld_i64(s->tmp1_i64, cpu_env, decode->op[1].offset + offsetof(XMMReg, XMM_Q(0))); + tcg_gen_st_i64(s->tmp1_i64, cpu_env, decode->op[0].offset + offsetof(XMMReg, XMM_Q(0))); + } +} + +static void gen_VMOVHPx_st(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + gen_stq_env_A0(s, decode->op[2].offset + offsetof(XMMReg, XMM_Q(1))); +} + +static void gen_VMOVHPx(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + if (decode->op[0].offset != decode->op[2].offset) { + tcg_gen_ld_i64(s->tmp1_i64, cpu_env, decode->op[2].offset + offsetof(XMMReg, XMM_Q(1))); + tcg_gen_st_i64(s->tmp1_i64, cpu_env, decode->op[0].offset + offsetof(XMMReg, XMM_Q(1))); + } + if (decode->op[0].offset != decode->op[1].offset) { + tcg_gen_ld_i64(s->tmp1_i64, cpu_env, decode->op[1].offset + offsetof(XMMReg, XMM_Q(0))); + tcg_gen_st_i64(s->tmp1_i64, cpu_env, decode->op[0].offset + offsetof(XMMReg, XMM_Q(0))); + } +} + +static void gen_VMOVHLPS(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + tcg_gen_ld_i64(s->tmp1_i64, cpu_env, decode->op[2].offset + offsetof(XMMReg, XMM_Q(1))); + tcg_gen_st_i64(s->tmp1_i64, cpu_env, decode->op[0].offset + offsetof(XMMReg, XMM_Q(0))); + if (decode->op[0].offset != decode->op[1].offset) { + tcg_gen_ld_i64(s->tmp1_i64, cpu_env, decode->op[1].offset + offsetof(XMMReg, XMM_Q(1))); + tcg_gen_st_i64(s->tmp1_i64, cpu_env, decode->op[0].offset + offsetof(XMMReg, XMM_Q(1))); + } +} + +static void gen_VMOVLHPS(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + tcg_gen_ld_i64(s->tmp1_i64, cpu_env, decode->op[2].offset); + tcg_gen_st_i64(s->tmp1_i64, cpu_env, decode->op[0].offset + offsetof(XMMReg, XMM_Q(1))); + if (decode->op[0].offset != decode->op[1].offset) { + tcg_gen_ld_i64(s->tmp1_i64, cpu_env, decode->op[1].offset + offsetof(XMMReg, XMM_Q(0))); + tcg_gen_st_i64(s->tmp1_i64, cpu_env, decode->op[0].offset + offsetof(XMMReg, XMM_Q(0))); + } +} + +/* + * Note that MOVLPx supports 256-bit operation unlike MOVHLPx, MOVLHPx, MOXHPx. + * Use a gvec move to move everything above the bottom 64 bits. + */ + +static void gen_VMOVLPx(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + int vec_len = vector_len(s, decode); + + tcg_gen_ld_i64(s->tmp1_i64, cpu_env, decode->op[2].offset + offsetof(XMMReg, XMM_Q(0))); + tcg_gen_gvec_mov(MO_64, decode->op[0].offset, decode->op[1].offset, vec_len, vec_len); + tcg_gen_st_i64(s->tmp1_i64, cpu_env, decode->op[0].offset + offsetof(XMMReg, XMM_Q(0))); +} + +static void gen_VMOVLPx_ld(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + int vec_len = vector_len(s, decode); + + tcg_gen_qemu_ld_i64(s->tmp1_i64, s->A0, s->mem_index, MO_LEUQ); + tcg_gen_gvec_mov(MO_64, decode->op[0].offset, decode->op[1].offset, vec_len, vec_len); + tcg_gen_st_i64(s->tmp1_i64, OP_PTR0, offsetof(ZMMReg, ZMM_Q(0))); +} + +static void gen_VMOVLPx_st(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + tcg_gen_ld_i64(s->tmp1_i64, OP_PTR2, offsetof(ZMMReg, ZMM_Q(0))); + tcg_gen_qemu_st_i64(s->tmp1_i64, s->A0, s->mem_index, MO_LEUQ); +} + +static void gen_VMOVSD_ld(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + TCGv_i64 zero = tcg_constant_i64(0); + + tcg_gen_qemu_ld_i64(s->tmp1_i64, s->A0, s->mem_index, MO_LEUQ); + tcg_gen_st_i64(zero, OP_PTR0, offsetof(ZMMReg, ZMM_Q(1))); + tcg_gen_st_i64(s->tmp1_i64, OP_PTR0, offsetof(ZMMReg, ZMM_Q(0))); +} + +static void gen_VMOVSS(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + int vec_len = vector_len(s, decode); + + tcg_gen_ld_i32(s->tmp2_i32, OP_PTR2, offsetof(ZMMReg, ZMM_L(0))); + tcg_gen_gvec_mov(MO_64, decode->op[0].offset, decode->op[1].offset, vec_len, vec_len); + tcg_gen_st_i32(s->tmp2_i32, OP_PTR0, offsetof(ZMMReg, ZMM_L(0))); +} + +static void gen_VMOVSS_ld(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + int vec_len = vector_len(s, decode); + + tcg_gen_qemu_ld_i32(s->tmp2_i32, s->A0, s->mem_index, MO_LEUL); + tcg_gen_gvec_dup_imm(MO_64, decode->op[0].offset, vec_len, vec_len, 0); + tcg_gen_st_i32(s->tmp2_i32, OP_PTR0, offsetof(ZMMReg, ZMM_L(0))); +} + +static void gen_VMOVSS_st(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + tcg_gen_ld_i32(s->tmp2_i32, OP_PTR2, offsetof(ZMMReg, ZMM_L(0))); + tcg_gen_qemu_st_i32(s->tmp2_i32, s->A0, s->mem_index, MO_LEUL); +} + +static void gen_VPMASKMOV_st(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + if (s->vex_w) { + gen_VMASKMOVPD_st(s, env, decode); + } else { + gen_VMASKMOVPS_st(s, env, decode); + } +} + +static void gen_VPERMD(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + assert(s->vex_l); + gen_helper_vpermd_ymm(OP_PTR0, OP_PTR1, OP_PTR2); +} + +static void gen_VPERM2x128(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); + assert(s->vex_l); + gen_helper_vpermdq_ymm(OP_PTR0, OP_PTR1, OP_PTR2, imm); +} + +static void gen_VPHMINPOSUW(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + assert(!s->vex_l); + gen_helper_phminposuw_xmm(cpu_env, OP_PTR0, OP_PTR2); +} + +static void gen_VROUNDSD(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); + assert(!s->vex_l); + gen_helper_roundsd_xmm(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2, imm); +} + +static void gen_VROUNDSS(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + TCGv_i32 imm = tcg_constant8u_i32(decode->immediate); + assert(!s->vex_l); + gen_helper_roundss_xmm(cpu_env, OP_PTR0, OP_PTR1, OP_PTR2, imm); +} + +static void gen_VSHUF(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + TCGv_i32 imm = tcg_constant_i32(decode->immediate); + SSEFunc_0_pppi ps, pd, fn; + ps = s->vex_l ? gen_helper_shufps_ymm : gen_helper_shufps_xmm; + pd = s->vex_l ? gen_helper_shufpd_ymm : gen_helper_shufpd_xmm; + fn = s->prefix & PREFIX_DATA ? pd : ps; + fn(OP_PTR0, OP_PTR1, OP_PTR2, imm); +} + +static void gen_VUCOMI(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + SSEFunc_0_epp fn; + fn = s->prefix & PREFIX_DATA ? gen_helper_ucomisd : gen_helper_ucomiss; + fn(cpu_env, OP_PTR1, OP_PTR2); + set_cc_op(s, CC_OP_EFLAGS); +} + +static void gen_VZEROALL(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + TCGv_ptr ptr = tcg_temp_new_ptr(); + + tcg_gen_addi_ptr(ptr, cpu_env, offsetof(CPUX86State, xmm_t0)); + gen_helper_memset(ptr, ptr, tcg_constant_i32(0), + tcg_constant_ptr(CPU_NB_REGS * sizeof(ZMMReg))); + tcg_temp_free_ptr(ptr); +} + +static void gen_VZEROUPPER(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) +{ + int i; + + for (i = 0; i < CPU_NB_REGS; i++) { + int offset = offsetof(CPUX86State, xmm_regs[i].ZMM_X(1)); + tcg_gen_gvec_dup_imm(MO_64, offset, 16, 16, 0); + } +} |