diff options
Diffstat (limited to 'target/mips/msa_translate.c')
| -rw-r--r-- | target/mips/msa_translate.c | 2286 |
1 files changed, 2286 insertions, 0 deletions
diff --git a/target/mips/msa_translate.c b/target/mips/msa_translate.c new file mode 100644 index 0000000000..ae6587edf6 --- /dev/null +++ b/target/mips/msa_translate.c @@ -0,0 +1,2286 @@ +/* + * MIPS SIMD Architecture (MSA) translation routines + * + * Copyright (c) 2004-2005 Jocelyn Mayer + * Copyright (c) 2006 Marius Groeger (FPU operations) + * Copyright (c) 2006 Thiemo Seufer (MIPS32R2 support) + * Copyright (c) 2009 CodeSourcery (MIPS16 and microMIPS support) + * Copyright (c) 2012 Jia Liu & Dongxue Zhang (MIPS ASE DSP support) + * Copyright (c) 2020 Philippe Mathieu-Daudé + * + * SPDX-License-Identifier: LGPL-2.1-or-later + */ +#include "qemu/osdep.h" +#include "tcg/tcg-op.h" +#include "exec/helper-gen.h" +#include "translate.h" +#include "fpu_helper.h" +#include "internal.h" + +/* Include the auto-generated decoder. */ +#include "decode-msa32.c.inc" +#include "decode-msa64.c.inc" + +#define OPC_MSA (0x1E << 26) + +#define MASK_MSA_MINOR(op) (MASK_OP_MAJOR(op) | (op & 0x3F)) +enum { + OPC_MSA_I8_00 = 0x00 | OPC_MSA, + OPC_MSA_I8_01 = 0x01 | OPC_MSA, + OPC_MSA_I8_02 = 0x02 | OPC_MSA, + OPC_MSA_I5_06 = 0x06 | OPC_MSA, + OPC_MSA_I5_07 = 0x07 | OPC_MSA, + OPC_MSA_BIT_09 = 0x09 | OPC_MSA, + OPC_MSA_BIT_0A = 0x0A | OPC_MSA, + OPC_MSA_3R_0D = 0x0D | OPC_MSA, + OPC_MSA_3R_0E = 0x0E | OPC_MSA, + OPC_MSA_3R_0F = 0x0F | OPC_MSA, + OPC_MSA_3R_10 = 0x10 | OPC_MSA, + OPC_MSA_3R_11 = 0x11 | OPC_MSA, + OPC_MSA_3R_12 = 0x12 | OPC_MSA, + OPC_MSA_3R_13 = 0x13 | OPC_MSA, + OPC_MSA_3R_14 = 0x14 | OPC_MSA, + OPC_MSA_3R_15 = 0x15 | OPC_MSA, + OPC_MSA_ELM = 0x19 | OPC_MSA, + OPC_MSA_3RF_1A = 0x1A | OPC_MSA, + OPC_MSA_3RF_1B = 0x1B | OPC_MSA, + OPC_MSA_3RF_1C = 0x1C | OPC_MSA, + OPC_MSA_VEC = 0x1E | OPC_MSA, + + /* MI10 instruction */ + OPC_LD_B = (0x20) | OPC_MSA, + OPC_LD_H = (0x21) | OPC_MSA, + OPC_LD_W = (0x22) | OPC_MSA, + OPC_LD_D = (0x23) | OPC_MSA, + OPC_ST_B = (0x24) | OPC_MSA, + OPC_ST_H = (0x25) | OPC_MSA, + OPC_ST_W = (0x26) | OPC_MSA, + OPC_ST_D = (0x27) | OPC_MSA, +}; + +enum { + /* I5 instruction df(bits 22..21) = _b, _h, _w, _d */ + OPC_ADDVI_df = (0x0 << 23) | OPC_MSA_I5_06, + OPC_CEQI_df = (0x0 << 23) | OPC_MSA_I5_07, + OPC_SUBVI_df = (0x1 << 23) | OPC_MSA_I5_06, + OPC_MAXI_S_df = (0x2 << 23) | OPC_MSA_I5_06, + OPC_CLTI_S_df = (0x2 << 23) | OPC_MSA_I5_07, + OPC_MAXI_U_df = (0x3 << 23) | OPC_MSA_I5_06, + OPC_CLTI_U_df = (0x3 << 23) | OPC_MSA_I5_07, + OPC_MINI_S_df = (0x4 << 23) | OPC_MSA_I5_06, + OPC_CLEI_S_df = (0x4 << 23) | OPC_MSA_I5_07, + OPC_MINI_U_df = (0x5 << 23) | OPC_MSA_I5_06, + OPC_CLEI_U_df = (0x5 << 23) | OPC_MSA_I5_07, + OPC_LDI_df = (0x6 << 23) | OPC_MSA_I5_07, + + /* I8 instruction */ + OPC_ANDI_B = (0x0 << 24) | OPC_MSA_I8_00, + OPC_BMNZI_B = (0x0 << 24) | OPC_MSA_I8_01, + OPC_SHF_B = (0x0 << 24) | OPC_MSA_I8_02, + OPC_ORI_B = (0x1 << 24) | OPC_MSA_I8_00, + OPC_BMZI_B = (0x1 << 24) | OPC_MSA_I8_01, + OPC_SHF_H = (0x1 << 24) | OPC_MSA_I8_02, + OPC_NORI_B = (0x2 << 24) | OPC_MSA_I8_00, + OPC_BSELI_B = (0x2 << 24) | OPC_MSA_I8_01, + OPC_SHF_W = (0x2 << 24) | OPC_MSA_I8_02, + OPC_XORI_B = (0x3 << 24) | OPC_MSA_I8_00, + + /* VEC/2R/2RF instruction */ + OPC_AND_V = (0x00 << 21) | OPC_MSA_VEC, + OPC_OR_V = (0x01 << 21) | OPC_MSA_VEC, + OPC_NOR_V = (0x02 << 21) | OPC_MSA_VEC, + OPC_XOR_V = (0x03 << 21) | OPC_MSA_VEC, + OPC_BMNZ_V = (0x04 << 21) | OPC_MSA_VEC, + OPC_BMZ_V = (0x05 << 21) | OPC_MSA_VEC, + OPC_BSEL_V = (0x06 << 21) | OPC_MSA_VEC, + + OPC_MSA_2R = (0x18 << 21) | OPC_MSA_VEC, + OPC_MSA_2RF = (0x19 << 21) | OPC_MSA_VEC, + + /* 2R instruction df(bits 17..16) = _b, _h, _w, _d */ + OPC_FILL_df = (0x00 << 18) | OPC_MSA_2R, + OPC_PCNT_df = (0x01 << 18) | OPC_MSA_2R, + OPC_NLOC_df = (0x02 << 18) | OPC_MSA_2R, + OPC_NLZC_df = (0x03 << 18) | OPC_MSA_2R, + + /* 2RF instruction df(bit 16) = _w, _d */ + OPC_FCLASS_df = (0x00 << 17) | OPC_MSA_2RF, + OPC_FTRUNC_S_df = (0x01 << 17) | OPC_MSA_2RF, + OPC_FTRUNC_U_df = (0x02 << 17) | OPC_MSA_2RF, + OPC_FSQRT_df = (0x03 << 17) | OPC_MSA_2RF, + OPC_FRSQRT_df = (0x04 << 17) | OPC_MSA_2RF, + OPC_FRCP_df = (0x05 << 17) | OPC_MSA_2RF, + OPC_FRINT_df = (0x06 << 17) | OPC_MSA_2RF, + OPC_FLOG2_df = (0x07 << 17) | OPC_MSA_2RF, + OPC_FEXUPL_df = (0x08 << 17) | OPC_MSA_2RF, + OPC_FEXUPR_df = (0x09 << 17) | OPC_MSA_2RF, + OPC_FFQL_df = (0x0A << 17) | OPC_MSA_2RF, + OPC_FFQR_df = (0x0B << 17) | OPC_MSA_2RF, + OPC_FTINT_S_df = (0x0C << 17) | OPC_MSA_2RF, + OPC_FTINT_U_df = (0x0D << 17) | OPC_MSA_2RF, + OPC_FFINT_S_df = (0x0E << 17) | OPC_MSA_2RF, + OPC_FFINT_U_df = (0x0F << 17) | OPC_MSA_2RF, + + /* 3R instruction df(bits 22..21) = _b, _h, _w, d */ + OPC_SLL_df = (0x0 << 23) | OPC_MSA_3R_0D, + OPC_ADDV_df = (0x0 << 23) | OPC_MSA_3R_0E, + OPC_CEQ_df = (0x0 << 23) | OPC_MSA_3R_0F, + OPC_ADD_A_df = (0x0 << 23) | OPC_MSA_3R_10, + OPC_SUBS_S_df = (0x0 << 23) | OPC_MSA_3R_11, + OPC_MULV_df = (0x0 << 23) | OPC_MSA_3R_12, + OPC_DOTP_S_df = (0x0 << 23) | OPC_MSA_3R_13, + OPC_SLD_df = (0x0 << 23) | OPC_MSA_3R_14, + OPC_VSHF_df = (0x0 << 23) | OPC_MSA_3R_15, + OPC_SRA_df = (0x1 << 23) | OPC_MSA_3R_0D, + OPC_SUBV_df = (0x1 << 23) | OPC_MSA_3R_0E, + OPC_ADDS_A_df = (0x1 << 23) | OPC_MSA_3R_10, + OPC_SUBS_U_df = (0x1 << 23) | OPC_MSA_3R_11, + OPC_MADDV_df = (0x1 << 23) | OPC_MSA_3R_12, + OPC_DOTP_U_df = (0x1 << 23) | OPC_MSA_3R_13, + OPC_SPLAT_df = (0x1 << 23) | OPC_MSA_3R_14, + OPC_SRAR_df = (0x1 << 23) | OPC_MSA_3R_15, + OPC_SRL_df = (0x2 << 23) | OPC_MSA_3R_0D, + OPC_MAX_S_df = (0x2 << 23) | OPC_MSA_3R_0E, + OPC_CLT_S_df = (0x2 << 23) | OPC_MSA_3R_0F, + OPC_ADDS_S_df = (0x2 << 23) | OPC_MSA_3R_10, + OPC_SUBSUS_U_df = (0x2 << 23) | OPC_MSA_3R_11, + OPC_MSUBV_df = (0x2 << 23) | OPC_MSA_3R_12, + OPC_DPADD_S_df = (0x2 << 23) | OPC_MSA_3R_13, + OPC_PCKEV_df = (0x2 << 23) | OPC_MSA_3R_14, + OPC_SRLR_df = (0x2 << 23) | OPC_MSA_3R_15, + OPC_BCLR_df = (0x3 << 23) | OPC_MSA_3R_0D, + OPC_MAX_U_df = (0x3 << 23) | OPC_MSA_3R_0E, + OPC_CLT_U_df = (0x3 << 23) | OPC_MSA_3R_0F, + OPC_ADDS_U_df = (0x3 << 23) | OPC_MSA_3R_10, + OPC_SUBSUU_S_df = (0x3 << 23) | OPC_MSA_3R_11, + OPC_DPADD_U_df = (0x3 << 23) | OPC_MSA_3R_13, + OPC_PCKOD_df = (0x3 << 23) | OPC_MSA_3R_14, + OPC_BSET_df = (0x4 << 23) | OPC_MSA_3R_0D, + OPC_MIN_S_df = (0x4 << 23) | OPC_MSA_3R_0E, + OPC_CLE_S_df = (0x4 << 23) | OPC_MSA_3R_0F, + OPC_AVE_S_df = (0x4 << 23) | OPC_MSA_3R_10, + OPC_ASUB_S_df = (0x4 << 23) | OPC_MSA_3R_11, + OPC_DIV_S_df = (0x4 << 23) | OPC_MSA_3R_12, + OPC_DPSUB_S_df = (0x4 << 23) | OPC_MSA_3R_13, + OPC_ILVL_df = (0x4 << 23) | OPC_MSA_3R_14, + OPC_HADD_S_df = (0x4 << 23) | OPC_MSA_3R_15, + OPC_BNEG_df = (0x5 << 23) | OPC_MSA_3R_0D, + OPC_MIN_U_df = (0x5 << 23) | OPC_MSA_3R_0E, + OPC_CLE_U_df = (0x5 << 23) | OPC_MSA_3R_0F, + OPC_AVE_U_df = (0x5 << 23) | OPC_MSA_3R_10, + OPC_ASUB_U_df = (0x5 << 23) | OPC_MSA_3R_11, + OPC_DIV_U_df = (0x5 << 23) | OPC_MSA_3R_12, + OPC_DPSUB_U_df = (0x5 << 23) | OPC_MSA_3R_13, + OPC_ILVR_df = (0x5 << 23) | OPC_MSA_3R_14, + OPC_HADD_U_df = (0x5 << 23) | OPC_MSA_3R_15, + OPC_BINSL_df = (0x6 << 23) | OPC_MSA_3R_0D, + OPC_MAX_A_df = (0x6 << 23) | OPC_MSA_3R_0E, + OPC_AVER_S_df = (0x6 << 23) | OPC_MSA_3R_10, + OPC_MOD_S_df = (0x6 << 23) | OPC_MSA_3R_12, + OPC_ILVEV_df = (0x6 << 23) | OPC_MSA_3R_14, + OPC_HSUB_S_df = (0x6 << 23) | OPC_MSA_3R_15, + OPC_BINSR_df = (0x7 << 23) | OPC_MSA_3R_0D, + OPC_MIN_A_df = (0x7 << 23) | OPC_MSA_3R_0E, + OPC_AVER_U_df = (0x7 << 23) | OPC_MSA_3R_10, + OPC_MOD_U_df = (0x7 << 23) | OPC_MSA_3R_12, + OPC_ILVOD_df = (0x7 << 23) | OPC_MSA_3R_14, + OPC_HSUB_U_df = (0x7 << 23) | OPC_MSA_3R_15, + + /* ELM instructions df(bits 21..16) = _b, _h, _w, _d */ + OPC_SLDI_df = (0x0 << 22) | (0x00 << 16) | OPC_MSA_ELM, + OPC_CTCMSA = (0x0 << 22) | (0x3E << 16) | OPC_MSA_ELM, + OPC_SPLATI_df = (0x1 << 22) | (0x00 << 16) | OPC_MSA_ELM, + OPC_CFCMSA = (0x1 << 22) | (0x3E << 16) | OPC_MSA_ELM, + OPC_COPY_S_df = (0x2 << 22) | (0x00 << 16) | OPC_MSA_ELM, + OPC_MOVE_V = (0x2 << 22) | (0x3E << 16) | OPC_MSA_ELM, + OPC_COPY_U_df = (0x3 << 22) | (0x00 << 16) | OPC_MSA_ELM, + OPC_INSERT_df = (0x4 << 22) | (0x00 << 16) | OPC_MSA_ELM, + OPC_INSVE_df = (0x5 << 22) | (0x00 << 16) | OPC_MSA_ELM, + + /* 3RF instruction _df(bit 21) = _w, _d */ + OPC_FCAF_df = (0x0 << 22) | OPC_MSA_3RF_1A, + OPC_FADD_df = (0x0 << 22) | OPC_MSA_3RF_1B, + OPC_FCUN_df = (0x1 << 22) | OPC_MSA_3RF_1A, + OPC_FSUB_df = (0x1 << 22) | OPC_MSA_3RF_1B, + OPC_FCOR_df = (0x1 << 22) | OPC_MSA_3RF_1C, + OPC_FCEQ_df = (0x2 << 22) | OPC_MSA_3RF_1A, + OPC_FMUL_df = (0x2 << 22) | OPC_MSA_3RF_1B, + OPC_FCUNE_df = (0x2 << 22) | OPC_MSA_3RF_1C, + OPC_FCUEQ_df = (0x3 << 22) | OPC_MSA_3RF_1A, + OPC_FDIV_df = (0x3 << 22) | OPC_MSA_3RF_1B, + OPC_FCNE_df = (0x3 << 22) | OPC_MSA_3RF_1C, + OPC_FCLT_df = (0x4 << 22) | OPC_MSA_3RF_1A, + OPC_FMADD_df = (0x4 << 22) | OPC_MSA_3RF_1B, + OPC_MUL_Q_df = (0x4 << 22) | OPC_MSA_3RF_1C, + OPC_FCULT_df = (0x5 << 22) | OPC_MSA_3RF_1A, + OPC_FMSUB_df = (0x5 << 22) | OPC_MSA_3RF_1B, + OPC_MADD_Q_df = (0x5 << 22) | OPC_MSA_3RF_1C, + OPC_FCLE_df = (0x6 << 22) | OPC_MSA_3RF_1A, + OPC_MSUB_Q_df = (0x6 << 22) | OPC_MSA_3RF_1C, + OPC_FCULE_df = (0x7 << 22) | OPC_MSA_3RF_1A, + OPC_FEXP2_df = (0x7 << 22) | OPC_MSA_3RF_1B, + OPC_FSAF_df = (0x8 << 22) | OPC_MSA_3RF_1A, + OPC_FEXDO_df = (0x8 << 22) | OPC_MSA_3RF_1B, + OPC_FSUN_df = (0x9 << 22) | OPC_MSA_3RF_1A, + OPC_FSOR_df = (0x9 << 22) | OPC_MSA_3RF_1C, + OPC_FSEQ_df = (0xA << 22) | OPC_MSA_3RF_1A, + OPC_FTQ_df = (0xA << 22) | OPC_MSA_3RF_1B, + OPC_FSUNE_df = (0xA << 22) | OPC_MSA_3RF_1C, + OPC_FSUEQ_df = (0xB << 22) | OPC_MSA_3RF_1A, + OPC_FSNE_df = (0xB << 22) | OPC_MSA_3RF_1C, + OPC_FSLT_df = (0xC << 22) | OPC_MSA_3RF_1A, + OPC_FMIN_df = (0xC << 22) | OPC_MSA_3RF_1B, + OPC_MULR_Q_df = (0xC << 22) | OPC_MSA_3RF_1C, + OPC_FSULT_df = (0xD << 22) | OPC_MSA_3RF_1A, + OPC_FMIN_A_df = (0xD << 22) | OPC_MSA_3RF_1B, + OPC_MADDR_Q_df = (0xD << 22) | OPC_MSA_3RF_1C, + OPC_FSLE_df = (0xE << 22) | OPC_MSA_3RF_1A, + OPC_FMAX_df = (0xE << 22) | OPC_MSA_3RF_1B, + OPC_MSUBR_Q_df = (0xE << 22) | OPC_MSA_3RF_1C, + OPC_FSULE_df = (0xF << 22) | OPC_MSA_3RF_1A, + OPC_FMAX_A_df = (0xF << 22) | OPC_MSA_3RF_1B, + + /* BIT instruction df(bits 22..16) = _B _H _W _D */ + OPC_SLLI_df = (0x0 << 23) | OPC_MSA_BIT_09, + OPC_SAT_S_df = (0x0 << 23) | OPC_MSA_BIT_0A, + OPC_SRAI_df = (0x1 << 23) | OPC_MSA_BIT_09, + OPC_SAT_U_df = (0x1 << 23) | OPC_MSA_BIT_0A, + OPC_SRLI_df = (0x2 << 23) | OPC_MSA_BIT_09, + OPC_SRARI_df = (0x2 << 23) | OPC_MSA_BIT_0A, + OPC_BCLRI_df = (0x3 << 23) | OPC_MSA_BIT_09, + OPC_SRLRI_df = (0x3 << 23) | OPC_MSA_BIT_0A, + OPC_BSETI_df = (0x4 << 23) | OPC_MSA_BIT_09, + OPC_BNEGI_df = (0x5 << 23) | OPC_MSA_BIT_09, + OPC_BINSLI_df = (0x6 << 23) | OPC_MSA_BIT_09, + OPC_BINSRI_df = (0x7 << 23) | OPC_MSA_BIT_09, +}; + +static const char * const msaregnames[] = { + "w0.d0", "w0.d1", "w1.d0", "w1.d1", + "w2.d0", "w2.d1", "w3.d0", "w3.d1", + "w4.d0", "w4.d1", "w5.d0", "w5.d1", + "w6.d0", "w6.d1", "w7.d0", "w7.d1", + "w8.d0", "w8.d1", "w9.d0", "w9.d1", + "w10.d0", "w10.d1", "w11.d0", "w11.d1", + "w12.d0", "w12.d1", "w13.d0", "w13.d1", + "w14.d0", "w14.d1", "w15.d0", "w15.d1", + "w16.d0", "w16.d1", "w17.d0", "w17.d1", + "w18.d0", "w18.d1", "w19.d0", "w19.d1", + "w20.d0", "w20.d1", "w21.d0", "w21.d1", + "w22.d0", "w22.d1", "w23.d0", "w23.d1", + "w24.d0", "w24.d1", "w25.d0", "w25.d1", + "w26.d0", "w26.d1", "w27.d0", "w27.d1", + "w28.d0", "w28.d1", "w29.d0", "w29.d1", + "w30.d0", "w30.d1", "w31.d0", "w31.d1", +}; + +static TCGv_i64 msa_wr_d[64]; + +void msa_translate_init(void) +{ + int i; + + for (i = 0; i < 32; i++) { + int off = offsetof(CPUMIPSState, active_fpu.fpr[i].wr.d[0]); + + /* + * The MSA vector registers are mapped on the + * scalar floating-point unit (FPU) registers. + */ + msa_wr_d[i * 2] = fpu_f64[i]; + off = offsetof(CPUMIPSState, active_fpu.fpr[i].wr.d[1]); + msa_wr_d[i * 2 + 1] = + tcg_global_mem_new_i64(cpu_env, off, msaregnames[i * 2 + 1]); + } +} + +static inline int check_msa_access(DisasContext *ctx) +{ + if (unlikely((ctx->hflags & MIPS_HFLAG_FPU) && + !(ctx->hflags & MIPS_HFLAG_F64))) { + gen_reserved_instruction(ctx); + return 0; + } + + if (unlikely(!(ctx->hflags & MIPS_HFLAG_MSA))) { + generate_exception_end(ctx, EXCP_MSADIS); + return 0; + } + return 1; +} + +static void gen_check_zero_element(TCGv tresult, uint8_t df, uint8_t wt, + TCGCond cond) +{ + /* generates tcg ops to check if any element is 0 */ + /* Note this function only works with MSA_WRLEN = 128 */ + uint64_t eval_zero_or_big = 0; + uint64_t eval_big = 0; + TCGv_i64 t0 = tcg_temp_new_i64(); + TCGv_i64 t1 = tcg_temp_new_i64(); + switch (df) { + case DF_BYTE: + eval_zero_or_big = 0x0101010101010101ULL; + eval_big = 0x8080808080808080ULL; + break; + case DF_HALF: + eval_zero_or_big = 0x0001000100010001ULL; + eval_big = 0x8000800080008000ULL; + break; + case DF_WORD: + eval_zero_or_big = 0x0000000100000001ULL; + eval_big = 0x8000000080000000ULL; + break; + case DF_DOUBLE: + eval_zero_or_big = 0x0000000000000001ULL; + eval_big = 0x8000000000000000ULL; + break; + } + tcg_gen_subi_i64(t0, msa_wr_d[wt << 1], eval_zero_or_big); + tcg_gen_andc_i64(t0, t0, msa_wr_d[wt << 1]); + tcg_gen_andi_i64(t0, t0, eval_big); + tcg_gen_subi_i64(t1, msa_wr_d[(wt << 1) + 1], eval_zero_or_big); + tcg_gen_andc_i64(t1, t1, msa_wr_d[(wt << 1) + 1]); + tcg_gen_andi_i64(t1, t1, eval_big); + tcg_gen_or_i64(t0, t0, t1); + /* if all bits are zero then all elements are not zero */ + /* if some bit is non-zero then some element is zero */ + tcg_gen_setcondi_i64(cond, t0, t0, 0); + tcg_gen_trunc_i64_tl(tresult, t0); + tcg_temp_free_i64(t0); + tcg_temp_free_i64(t1); +} + +static bool gen_msa_BxZ_V(DisasContext *ctx, int wt, int s16, TCGCond cond) +{ + TCGv_i64 t0; + + check_msa_access(ctx); + + if (ctx->hflags & MIPS_HFLAG_BMASK) { + gen_reserved_instruction(ctx); + return true; + } + t0 = tcg_temp_new_i64(); + tcg_gen_or_i64(t0, msa_wr_d[wt << 1], msa_wr_d[(wt << 1) + 1]); + tcg_gen_setcondi_i64(cond, t0, t0, 0); + tcg_gen_trunc_i64_tl(bcond, t0); + tcg_temp_free_i64(t0); + + ctx->btarget = ctx->base.pc_next + (s16 << 2) + 4; + + ctx->hflags |= MIPS_HFLAG_BC; + ctx->hflags |= MIPS_HFLAG_BDS32; + + return true; +} + +static bool trans_BZ_V(DisasContext *ctx, arg_msa_bz *a) +{ + return gen_msa_BxZ_V(ctx, a->wt, a->s16, TCG_COND_EQ); +} + +static bool trans_BNZ_V(DisasContext *ctx, arg_msa_bz *a) +{ + return gen_msa_BxZ_V(ctx, a->wt, a->s16, TCG_COND_NE); +} + +static bool gen_msa_BxZ(DisasContext *ctx, int df, int wt, int s16, bool if_not) +{ + check_msa_access(ctx); + + if (ctx->hflags & MIPS_HFLAG_BMASK) { + gen_reserved_instruction(ctx); + return true; + } + + gen_check_zero_element(bcond, df, wt, if_not ? TCG_COND_EQ : TCG_COND_NE); + + ctx->btarget = ctx->base.pc_next + (s16 << 2) + 4; + ctx->hflags |= MIPS_HFLAG_BC; + ctx->hflags |= MIPS_HFLAG_BDS32; + + return true; +} + +static bool trans_BZ_x(DisasContext *ctx, arg_msa_bz *a) +{ + return gen_msa_BxZ(ctx, a->df, a->wt, a->s16, false); +} + +static bool trans_BNZ_x(DisasContext *ctx, arg_msa_bz *a) +{ + return gen_msa_BxZ(ctx, a->df, a->wt, a->s16, true); +} + +static void gen_msa_i8(DisasContext *ctx) +{ +#define MASK_MSA_I8(op) (MASK_MSA_MINOR(op) | (op & (0x03 << 24))) + uint8_t i8 = (ctx->opcode >> 16) & 0xff; + uint8_t ws = (ctx->opcode >> 11) & 0x1f; + uint8_t wd = (ctx->opcode >> 6) & 0x1f; + + TCGv_i32 twd = tcg_const_i32(wd); + TCGv_i32 tws = tcg_const_i32(ws); + TCGv_i32 ti8 = tcg_const_i32(i8); + + switch (MASK_MSA_I8(ctx->opcode)) { + case OPC_ANDI_B: + gen_helper_msa_andi_b(cpu_env, twd, tws, ti8); + break; + case OPC_ORI_B: + gen_helper_msa_ori_b(cpu_env, twd, tws, ti8); + break; + case OPC_NORI_B: + gen_helper_msa_nori_b(cpu_env, twd, tws, ti8); + break; + case OPC_XORI_B: + gen_helper_msa_xori_b(cpu_env, twd, tws, ti8); + break; + case OPC_BMNZI_B: + gen_helper_msa_bmnzi_b(cpu_env, twd, tws, ti8); + break; + case OPC_BMZI_B: + gen_helper_msa_bmzi_b(cpu_env, twd, tws, ti8); + break; + case OPC_BSELI_B: + gen_helper_msa_bseli_b(cpu_env, twd, tws, ti8); + break; + case OPC_SHF_B: + case OPC_SHF_H: + case OPC_SHF_W: + { + uint8_t df = (ctx->opcode >> 24) & 0x3; + if (df == DF_DOUBLE) { + gen_reserved_instruction(ctx); + } else { + TCGv_i32 tdf = tcg_const_i32(df); + gen_helper_msa_shf_df(cpu_env, tdf, twd, tws, ti8); + tcg_temp_free_i32(tdf); + } + } + break; + default: + MIPS_INVAL("MSA instruction"); + gen_reserved_instruction(ctx); + break; + } + + tcg_temp_free_i32(twd); + tcg_temp_free_i32(tws); + tcg_temp_free_i32(ti8); +} + +static void gen_msa_i5(DisasContext *ctx) +{ +#define MASK_MSA_I5(op) (MASK_MSA_MINOR(op) | (op & (0x7 << 23))) + uint8_t df = (ctx->opcode >> 21) & 0x3; + int8_t s5 = (int8_t) sextract32(ctx->opcode, 16, 5); + uint8_t u5 = (ctx->opcode >> 16) & 0x1f; + uint8_t ws = (ctx->opcode >> 11) & 0x1f; + uint8_t wd = (ctx->opcode >> 6) & 0x1f; + + TCGv_i32 tdf = tcg_const_i32(df); + TCGv_i32 twd = tcg_const_i32(wd); + TCGv_i32 tws = tcg_const_i32(ws); + TCGv_i32 timm = tcg_temp_new_i32(); + tcg_gen_movi_i32(timm, u5); + + switch (MASK_MSA_I5(ctx->opcode)) { + case OPC_ADDVI_df: + gen_helper_msa_addvi_df(cpu_env, tdf, twd, tws, timm); + break; + case OPC_SUBVI_df: + gen_helper_msa_subvi_df(cpu_env, tdf, twd, tws, timm); + break; + case OPC_MAXI_S_df: + tcg_gen_movi_i32(timm, s5); + gen_helper_msa_maxi_s_df(cpu_env, tdf, twd, tws, timm); + break; + case OPC_MAXI_U_df: + gen_helper_msa_maxi_u_df(cpu_env, tdf, twd, tws, timm); + break; + case OPC_MINI_S_df: + tcg_gen_movi_i32(timm, s5); + gen_helper_msa_mini_s_df(cpu_env, tdf, twd, tws, timm); + break; + case OPC_MINI_U_df: + gen_helper_msa_mini_u_df(cpu_env, tdf, twd, tws, timm); + break; + case OPC_CEQI_df: + tcg_gen_movi_i32(timm, s5); + gen_helper_msa_ceqi_df(cpu_env, tdf, twd, tws, timm); + break; + case OPC_CLTI_S_df: + tcg_gen_movi_i32(timm, s5); + gen_helper_msa_clti_s_df(cpu_env, tdf, twd, tws, timm); + break; + case OPC_CLTI_U_df: + gen_helper_msa_clti_u_df(cpu_env, tdf, twd, tws, timm); + break; + case OPC_CLEI_S_df: + tcg_gen_movi_i32(timm, s5); + gen_helper_msa_clei_s_df(cpu_env, tdf, twd, tws, timm); + break; + case OPC_CLEI_U_df: + gen_helper_msa_clei_u_df(cpu_env, tdf, twd, tws, timm); + break; + case OPC_LDI_df: + { + int32_t s10 = sextract32(ctx->opcode, 11, 10); + tcg_gen_movi_i32(timm, s10); + gen_helper_msa_ldi_df(cpu_env, tdf, twd, timm); + } + break; + default: + MIPS_INVAL("MSA instruction"); + gen_reserved_instruction(ctx); + break; + } + + tcg_temp_free_i32(tdf); + tcg_temp_free_i32(twd); + tcg_temp_free_i32(tws); + tcg_temp_free_i32(timm); +} + +static void gen_msa_bit(DisasContext *ctx) +{ +#define MASK_MSA_BIT(op) (MASK_MSA_MINOR(op) | (op & (0x7 << 23))) + uint8_t dfm = (ctx->opcode >> 16) & 0x7f; + uint32_t df = 0, m = 0; + uint8_t ws = (ctx->opcode >> 11) & 0x1f; + uint8_t wd = (ctx->opcode >> 6) & 0x1f; + + TCGv_i32 tdf; + TCGv_i32 tm; + TCGv_i32 twd; + TCGv_i32 tws; + + if ((dfm & 0x40) == 0x00) { + m = dfm & 0x3f; + df = DF_DOUBLE; + } else if ((dfm & 0x60) == 0x40) { + m = dfm & 0x1f; + df = DF_WORD; + } else if ((dfm & 0x70) == 0x60) { + m = dfm & 0x0f; + df = DF_HALF; + } else if ((dfm & 0x78) == 0x70) { + m = dfm & 0x7; + df = DF_BYTE; + } else { + gen_reserved_instruction(ctx); + return; + } + + tdf = tcg_const_i32(df); + tm = tcg_const_i32(m); + twd = tcg_const_i32(wd); + tws = tcg_const_i32(ws); + + switch (MASK_MSA_BIT(ctx->opcode)) { + case OPC_SLLI_df: + gen_helper_msa_slli_df(cpu_env, tdf, twd, tws, tm); + break; + case OPC_SRAI_df: + gen_helper_msa_srai_df(cpu_env, tdf, twd, tws, tm); + break; + case OPC_SRLI_df: + gen_helper_msa_srli_df(cpu_env, tdf, twd, tws, tm); + break; + case OPC_BCLRI_df: + gen_helper_msa_bclri_df(cpu_env, tdf, twd, tws, tm); + break; + case OPC_BSETI_df: + gen_helper_msa_bseti_df(cpu_env, tdf, twd, tws, tm); + break; + case OPC_BNEGI_df: + gen_helper_msa_bnegi_df(cpu_env, tdf, twd, tws, tm); + break; + case OPC_BINSLI_df: + gen_helper_msa_binsli_df(cpu_env, tdf, twd, tws, tm); + break; + case OPC_BINSRI_df: + gen_helper_msa_binsri_df(cpu_env, tdf, twd, tws, tm); + break; + case OPC_SAT_S_df: + gen_helper_msa_sat_s_df(cpu_env, tdf, twd, tws, tm); + break; + case OPC_SAT_U_df: + gen_helper_msa_sat_u_df(cpu_env, tdf, twd, tws, tm); + break; + case OPC_SRARI_df: + gen_helper_msa_srari_df(cpu_env, tdf, twd, tws, tm); + break; + case OPC_SRLRI_df: + gen_helper_msa_srlri_df(cpu_env, tdf, twd, tws, tm); + break; + default: + MIPS_INVAL("MSA instruction"); + gen_reserved_instruction(ctx); + break; + } + + tcg_temp_free_i32(tdf); + tcg_temp_free_i32(tm); + tcg_temp_free_i32(twd); + tcg_temp_free_i32(tws); +} + +static void gen_msa_3r(DisasContext *ctx) +{ +#define MASK_MSA_3R(op) (MASK_MSA_MINOR(op) | (op & (0x7 << 23))) + uint8_t df = (ctx->opcode >> 21) & 0x3; + uint8_t wt = (ctx->opcode >> 16) & 0x1f; + uint8_t ws = (ctx->opcode >> 11) & 0x1f; + uint8_t wd = (ctx->opcode >> 6) & 0x1f; + + TCGv_i32 tdf = tcg_const_i32(df); + TCGv_i32 twd = tcg_const_i32(wd); + TCGv_i32 tws = tcg_const_i32(ws); + TCGv_i32 twt = tcg_const_i32(wt); + + switch (MASK_MSA_3R(ctx->opcode)) { + case OPC_BINSL_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_binsl_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_binsl_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_binsl_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_binsl_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_BINSR_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_binsr_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_binsr_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_binsr_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_binsr_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_BCLR_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_bclr_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_bclr_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_bclr_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_bclr_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_BNEG_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_bneg_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_bneg_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_bneg_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_bneg_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_BSET_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_bset_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_bset_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_bset_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_bset_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_ADD_A_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_add_a_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_add_a_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_add_a_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_add_a_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_ADDS_A_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_adds_a_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_adds_a_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_adds_a_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_adds_a_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_ADDS_S_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_adds_s_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_adds_s_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_adds_s_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_adds_s_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_ADDS_U_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_adds_u_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_adds_u_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_adds_u_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_adds_u_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_ADDV_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_addv_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_addv_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_addv_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_addv_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_AVE_S_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_ave_s_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_ave_s_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_ave_s_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_ave_s_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_AVE_U_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_ave_u_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_ave_u_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_ave_u_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_ave_u_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_AVER_S_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_aver_s_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_aver_s_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_aver_s_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_aver_s_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_AVER_U_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_aver_u_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_aver_u_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_aver_u_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_aver_u_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_CEQ_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_ceq_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_ceq_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_ceq_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_ceq_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_CLE_S_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_cle_s_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_cle_s_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_cle_s_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_cle_s_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_CLE_U_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_cle_u_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_cle_u_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_cle_u_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_cle_u_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_CLT_S_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_clt_s_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_clt_s_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_clt_s_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_clt_s_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_CLT_U_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_clt_u_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_clt_u_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_clt_u_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_clt_u_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_DIV_S_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_div_s_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_div_s_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_div_s_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_div_s_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_DIV_U_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_div_u_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_div_u_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_div_u_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_div_u_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_MAX_A_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_max_a_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_max_a_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_max_a_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_max_a_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_MAX_S_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_max_s_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_max_s_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_max_s_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_max_s_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_MAX_U_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_max_u_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_max_u_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_max_u_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_max_u_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_MIN_A_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_min_a_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_min_a_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_min_a_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_min_a_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_MIN_S_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_min_s_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_min_s_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_min_s_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_min_s_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_MIN_U_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_min_u_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_min_u_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_min_u_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_min_u_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_MOD_S_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_mod_s_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_mod_s_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_mod_s_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_mod_s_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_MOD_U_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_mod_u_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_mod_u_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_mod_u_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_mod_u_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_MADDV_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_maddv_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_maddv_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_maddv_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_maddv_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_MSUBV_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_msubv_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_msubv_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_msubv_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_msubv_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_ASUB_S_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_asub_s_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_asub_s_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_asub_s_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_asub_s_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_ASUB_U_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_asub_u_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_asub_u_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_asub_u_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_asub_u_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_ILVEV_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_ilvev_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_ilvev_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_ilvev_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_ilvev_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_ILVOD_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_ilvod_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_ilvod_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_ilvod_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_ilvod_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_ILVL_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_ilvl_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_ilvl_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_ilvl_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_ilvl_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_ILVR_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_ilvr_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_ilvr_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_ilvr_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_ilvr_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_PCKEV_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_pckev_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_pckev_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_pckev_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_pckev_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_PCKOD_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_pckod_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_pckod_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_pckod_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_pckod_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_SLL_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_sll_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_sll_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_sll_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_sll_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_SRA_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_sra_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_sra_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_sra_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_sra_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_SRAR_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_srar_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_srar_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_srar_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_srar_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_SRL_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_srl_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_srl_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_srl_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_srl_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_SRLR_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_srlr_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_srlr_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_srlr_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_srlr_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_SUBS_S_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_subs_s_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_subs_s_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_subs_s_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_subs_s_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_MULV_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_mulv_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_mulv_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_mulv_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_mulv_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_SLD_df: + gen_helper_msa_sld_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_VSHF_df: + gen_helper_msa_vshf_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_SUBV_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_subv_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_subv_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_subv_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_subv_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_SUBS_U_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_subs_u_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_subs_u_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_subs_u_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_subs_u_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_SPLAT_df: + gen_helper_msa_splat_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_SUBSUS_U_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_subsus_u_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_subsus_u_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_subsus_u_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_subsus_u_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_SUBSUU_S_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_subsuu_s_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_subsuu_s_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_subsuu_s_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_subsuu_s_d(cpu_env, twd, tws, twt); + break; + } + break; + + case OPC_DOTP_S_df: + case OPC_DOTP_U_df: + case OPC_DPADD_S_df: + case OPC_DPADD_U_df: + case OPC_DPSUB_S_df: + case OPC_HADD_S_df: + case OPC_DPSUB_U_df: + case OPC_HADD_U_df: + case OPC_HSUB_S_df: + case OPC_HSUB_U_df: + if (df == DF_BYTE) { + gen_reserved_instruction(ctx); + break; + } + switch (MASK_MSA_3R(ctx->opcode)) { + case OPC_HADD_S_df: + switch (df) { + case DF_HALF: + gen_helper_msa_hadd_s_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_hadd_s_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_hadd_s_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_HADD_U_df: + switch (df) { + case DF_HALF: + gen_helper_msa_hadd_u_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_hadd_u_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_hadd_u_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_HSUB_S_df: + switch (df) { + case DF_HALF: + gen_helper_msa_hsub_s_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_hsub_s_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_hsub_s_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_HSUB_U_df: + switch (df) { + case DF_HALF: + gen_helper_msa_hsub_u_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_hsub_u_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_hsub_u_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_DOTP_S_df: + switch (df) { + case DF_HALF: + gen_helper_msa_dotp_s_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_dotp_s_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_dotp_s_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_DOTP_U_df: + switch (df) { + case DF_HALF: + gen_helper_msa_dotp_u_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_dotp_u_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_dotp_u_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_DPADD_S_df: + switch (df) { + case DF_HALF: + gen_helper_msa_dpadd_s_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_dpadd_s_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_dpadd_s_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_DPADD_U_df: + switch (df) { + case DF_HALF: + gen_helper_msa_dpadd_u_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_dpadd_u_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_dpadd_u_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_DPSUB_S_df: + switch (df) { + case DF_HALF: + gen_helper_msa_dpsub_s_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_dpsub_s_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_dpsub_s_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_DPSUB_U_df: + switch (df) { + case DF_HALF: + gen_helper_msa_dpsub_u_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_dpsub_u_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_dpsub_u_d(cpu_env, twd, tws, twt); + break; + } + break; + } + break; + default: + MIPS_INVAL("MSA instruction"); + gen_reserved_instruction(ctx); + break; + } + tcg_temp_free_i32(twd); + tcg_temp_free_i32(tws); + tcg_temp_free_i32(twt); + tcg_temp_free_i32(tdf); +} + +static void gen_msa_elm_3e(DisasContext *ctx) +{ +#define MASK_MSA_ELM_DF3E(op) (MASK_MSA_MINOR(op) | (op & (0x3FF << 16))) + uint8_t source = (ctx->opcode >> 11) & 0x1f; + uint8_t dest = (ctx->opcode >> 6) & 0x1f; + TCGv telm = tcg_temp_new(); + TCGv_i32 tsr = tcg_const_i32(source); + TCGv_i32 tdt = tcg_const_i32(dest); + + switch (MASK_MSA_ELM_DF3E(ctx->opcode)) { + case OPC_CTCMSA: + gen_load_gpr(telm, source); + gen_helper_msa_ctcmsa(cpu_env, telm, tdt); + break; + case OPC_CFCMSA: + gen_helper_msa_cfcmsa(telm, cpu_env, tsr); + gen_store_gpr(telm, dest); + break; + case OPC_MOVE_V: + gen_helper_msa_move_v(cpu_env, tdt, tsr); + break; + default: + MIPS_INVAL("MSA instruction"); + gen_reserved_instruction(ctx); + break; + } + + tcg_temp_free(telm); + tcg_temp_free_i32(tdt); + tcg_temp_free_i32(tsr); +} + +static void gen_msa_elm_df(DisasContext *ctx, uint32_t df, uint32_t n) +{ +#define MASK_MSA_ELM(op) (MASK_MSA_MINOR(op) | (op & (0xf << 22))) + uint8_t ws = (ctx->opcode >> 11) & 0x1f; + uint8_t wd = (ctx->opcode >> 6) & 0x1f; + + TCGv_i32 tws = tcg_const_i32(ws); + TCGv_i32 twd = tcg_const_i32(wd); + TCGv_i32 tn = tcg_const_i32(n); + TCGv_i32 tdf = tcg_const_i32(df); + + switch (MASK_MSA_ELM(ctx->opcode)) { + case OPC_SLDI_df: + gen_helper_msa_sldi_df(cpu_env, tdf, twd, tws, tn); + break; + case OPC_SPLATI_df: + gen_helper_msa_splati_df(cpu_env, tdf, twd, tws, tn); + break; + case OPC_INSVE_df: + gen_helper_msa_insve_df(cpu_env, tdf, twd, tws, tn); + break; + case OPC_COPY_S_df: + case OPC_COPY_U_df: + case OPC_INSERT_df: +#if !defined(TARGET_MIPS64) + /* Double format valid only for MIPS64 */ + if (df == DF_DOUBLE) { + gen_reserved_instruction(ctx); + break; + } + if ((MASK_MSA_ELM(ctx->opcode) == OPC_COPY_U_df) && + (df == DF_WORD)) { + gen_reserved_instruction(ctx); + break; + } +#endif + switch (MASK_MSA_ELM(ctx->opcode)) { + case OPC_COPY_S_df: + if (likely(wd != 0)) { + switch (df) { + case DF_BYTE: + gen_helper_msa_copy_s_b(cpu_env, twd, tws, tn); + break; + case DF_HALF: + gen_helper_msa_copy_s_h(cpu_env, twd, tws, tn); + break; + case DF_WORD: + gen_helper_msa_copy_s_w(cpu_env, twd, tws, tn); + break; +#if defined(TARGET_MIPS64) + case DF_DOUBLE: + gen_helper_msa_copy_s_d(cpu_env, twd, tws, tn); + break; +#endif + default: + assert(0); + } + } + break; + case OPC_COPY_U_df: + if (likely(wd != 0)) { + switch (df) { + case DF_BYTE: + gen_helper_msa_copy_u_b(cpu_env, twd, tws, tn); + break; + case DF_HALF: + gen_helper_msa_copy_u_h(cpu_env, twd, tws, tn); + break; +#if defined(TARGET_MIPS64) + case DF_WORD: + gen_helper_msa_copy_u_w(cpu_env, twd, tws, tn); + break; +#endif + default: + assert(0); + } + } + break; + case OPC_INSERT_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_insert_b(cpu_env, twd, tws, tn); + break; + case DF_HALF: + gen_helper_msa_insert_h(cpu_env, twd, tws, tn); + break; + case DF_WORD: + gen_helper_msa_insert_w(cpu_env, twd, tws, tn); + break; +#if defined(TARGET_MIPS64) + case DF_DOUBLE: + gen_helper_msa_insert_d(cpu_env, twd, tws, tn); + break; +#endif + default: + assert(0); + } + break; + } + break; + default: + MIPS_INVAL("MSA instruction"); + gen_reserved_instruction(ctx); + } + tcg_temp_free_i32(twd); + tcg_temp_free_i32(tws); + tcg_temp_free_i32(tn); + tcg_temp_free_i32(tdf); +} + +static void gen_msa_elm(DisasContext *ctx) +{ + uint8_t dfn = (ctx->opcode >> 16) & 0x3f; + uint32_t df = 0, n = 0; + + if ((dfn & 0x30) == 0x00) { + n = dfn & 0x0f; + df = DF_BYTE; + } else if ((dfn & 0x38) == 0x20) { + n = dfn & 0x07; + df = DF_HALF; + } else if ((dfn & 0x3c) == 0x30) { + n = dfn & 0x03; + df = DF_WORD; + } else if ((dfn & 0x3e) == 0x38) { + n = dfn & 0x01; + df = DF_DOUBLE; + } else if (dfn == 0x3E) { + /* CTCMSA, CFCMSA, MOVE.V */ + gen_msa_elm_3e(ctx); + return; + } else { + gen_reserved_instruction(ctx); + return; + } + + gen_msa_elm_df(ctx, df, n); +} + +static void gen_msa_3rf(DisasContext *ctx) +{ +#define MASK_MSA_3RF(op) (MASK_MSA_MINOR(op) | (op & (0xf << 22))) + uint8_t df = (ctx->opcode >> 21) & 0x1; + uint8_t wt = (ctx->opcode >> 16) & 0x1f; + uint8_t ws = (ctx->opcode >> 11) & 0x1f; + uint8_t wd = (ctx->opcode >> 6) & 0x1f; + + TCGv_i32 twd = tcg_const_i32(wd); + TCGv_i32 tws = tcg_const_i32(ws); + TCGv_i32 twt = tcg_const_i32(wt); + TCGv_i32 tdf = tcg_temp_new_i32(); + + /* adjust df value for floating-point instruction */ + tcg_gen_movi_i32(tdf, df + 2); + + switch (MASK_MSA_3RF(ctx->opcode)) { + case OPC_FCAF_df: + gen_helper_msa_fcaf_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FADD_df: + gen_helper_msa_fadd_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FCUN_df: + gen_helper_msa_fcun_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FSUB_df: + gen_helper_msa_fsub_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FCOR_df: + gen_helper_msa_fcor_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FCEQ_df: + gen_helper_msa_fceq_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FMUL_df: + gen_helper_msa_fmul_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FCUNE_df: + gen_helper_msa_fcune_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FCUEQ_df: + gen_helper_msa_fcueq_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FDIV_df: + gen_helper_msa_fdiv_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FCNE_df: + gen_helper_msa_fcne_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FCLT_df: + gen_helper_msa_fclt_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FMADD_df: + gen_helper_msa_fmadd_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_MUL_Q_df: + tcg_gen_movi_i32(tdf, df + 1); + gen_helper_msa_mul_q_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FCULT_df: + gen_helper_msa_fcult_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FMSUB_df: + gen_helper_msa_fmsub_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_MADD_Q_df: + tcg_gen_movi_i32(tdf, df + 1); + gen_helper_msa_madd_q_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FCLE_df: + gen_helper_msa_fcle_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_MSUB_Q_df: + tcg_gen_movi_i32(tdf, df + 1); + gen_helper_msa_msub_q_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FCULE_df: + gen_helper_msa_fcule_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FEXP2_df: + gen_helper_msa_fexp2_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FSAF_df: + gen_helper_msa_fsaf_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FEXDO_df: + gen_helper_msa_fexdo_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FSUN_df: + gen_helper_msa_fsun_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FSOR_df: + gen_helper_msa_fsor_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FSEQ_df: + gen_helper_msa_fseq_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FTQ_df: + gen_helper_msa_ftq_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FSUNE_df: + gen_helper_msa_fsune_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FSUEQ_df: + gen_helper_msa_fsueq_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FSNE_df: + gen_helper_msa_fsne_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FSLT_df: + gen_helper_msa_fslt_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FMIN_df: + gen_helper_msa_fmin_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_MULR_Q_df: + tcg_gen_movi_i32(tdf, df + 1); + gen_helper_msa_mulr_q_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FSULT_df: + gen_helper_msa_fsult_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FMIN_A_df: + gen_helper_msa_fmin_a_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_MADDR_Q_df: + tcg_gen_movi_i32(tdf, df + 1); + gen_helper_msa_maddr_q_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FSLE_df: + gen_helper_msa_fsle_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FMAX_df: + gen_helper_msa_fmax_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_MSUBR_Q_df: + tcg_gen_movi_i32(tdf, df + 1); + gen_helper_msa_msubr_q_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FSULE_df: + gen_helper_msa_fsule_df(cpu_env, tdf, twd, tws, twt); + break; + case OPC_FMAX_A_df: + gen_helper_msa_fmax_a_df(cpu_env, tdf, twd, tws, twt); + break; + default: + MIPS_INVAL("MSA instruction"); + gen_reserved_instruction(ctx); + break; + } + + tcg_temp_free_i32(twd); + tcg_temp_free_i32(tws); + tcg_temp_free_i32(twt); + tcg_temp_free_i32(tdf); +} + +static void gen_msa_2r(DisasContext *ctx) +{ +#define MASK_MSA_2R(op) (MASK_MSA_MINOR(op) | (op & (0x1f << 21)) | \ + (op & (0x7 << 18))) + uint8_t wt = (ctx->opcode >> 16) & 0x1f; + uint8_t ws = (ctx->opcode >> 11) & 0x1f; + uint8_t wd = (ctx->opcode >> 6) & 0x1f; + uint8_t df = (ctx->opcode >> 16) & 0x3; + TCGv_i32 twd = tcg_const_i32(wd); + TCGv_i32 tws = tcg_const_i32(ws); + TCGv_i32 twt = tcg_const_i32(wt); + TCGv_i32 tdf = tcg_const_i32(df); + + switch (MASK_MSA_2R(ctx->opcode)) { + case OPC_FILL_df: +#if !defined(TARGET_MIPS64) + /* Double format valid only for MIPS64 */ + if (df == DF_DOUBLE) { + gen_reserved_instruction(ctx); + break; + } +#endif + gen_helper_msa_fill_df(cpu_env, tdf, twd, tws); /* trs */ + break; + case OPC_NLOC_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_nloc_b(cpu_env, twd, tws); + break; + case DF_HALF: + gen_helper_msa_nloc_h(cpu_env, twd, tws); + break; + case DF_WORD: + gen_helper_msa_nloc_w(cpu_env, twd, tws); + break; + case DF_DOUBLE: + gen_helper_msa_nloc_d(cpu_env, twd, tws); + break; + } + break; + case OPC_NLZC_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_nlzc_b(cpu_env, twd, tws); + break; + case DF_HALF: + gen_helper_msa_nlzc_h(cpu_env, twd, tws); + break; + case DF_WORD: + gen_helper_msa_nlzc_w(cpu_env, twd, tws); + break; + case DF_DOUBLE: + gen_helper_msa_nlzc_d(cpu_env, twd, tws); + break; + } + break; + case OPC_PCNT_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_pcnt_b(cpu_env, twd, tws); + break; + case DF_HALF: + gen_helper_msa_pcnt_h(cpu_env, twd, tws); + break; + case DF_WORD: + gen_helper_msa_pcnt_w(cpu_env, twd, tws); + break; + case DF_DOUBLE: + gen_helper_msa_pcnt_d(cpu_env, twd, tws); + break; + } + break; + default: + MIPS_INVAL("MSA instruction"); + gen_reserved_instruction(ctx); + break; + } + + tcg_temp_free_i32(twd); + tcg_temp_free_i32(tws); + tcg_temp_free_i32(twt); + tcg_temp_free_i32(tdf); +} + +static void gen_msa_2rf(DisasContext *ctx) +{ +#define MASK_MSA_2RF(op) (MASK_MSA_MINOR(op) | (op & (0x1f << 21)) | \ + (op & (0xf << 17))) + uint8_t wt = (ctx->opcode >> 16) & 0x1f; + uint8_t ws = (ctx->opcode >> 11) & 0x1f; + uint8_t wd = (ctx->opcode >> 6) & 0x1f; + uint8_t df = (ctx->opcode >> 16) & 0x1; + TCGv_i32 twd = tcg_const_i32(wd); + TCGv_i32 tws = tcg_const_i32(ws); + TCGv_i32 twt = tcg_const_i32(wt); + /* adjust df value for floating-point instruction */ + TCGv_i32 tdf = tcg_const_i32(df + 2); + + switch (MASK_MSA_2RF(ctx->opcode)) { + case OPC_FCLASS_df: + gen_helper_msa_fclass_df(cpu_env, tdf, twd, tws); + break; + case OPC_FTRUNC_S_df: + gen_helper_msa_ftrunc_s_df(cpu_env, tdf, twd, tws); + break; + case OPC_FTRUNC_U_df: + gen_helper_msa_ftrunc_u_df(cpu_env, tdf, twd, tws); + break; + case OPC_FSQRT_df: + gen_helper_msa_fsqrt_df(cpu_env, tdf, twd, tws); + break; + case OPC_FRSQRT_df: + gen_helper_msa_frsqrt_df(cpu_env, tdf, twd, tws); + break; + case OPC_FRCP_df: + gen_helper_msa_frcp_df(cpu_env, tdf, twd, tws); + break; + case OPC_FRINT_df: + gen_helper_msa_frint_df(cpu_env, tdf, twd, tws); + break; + case OPC_FLOG2_df: + gen_helper_msa_flog2_df(cpu_env, tdf, twd, tws); + break; + case OPC_FEXUPL_df: + gen_helper_msa_fexupl_df(cpu_env, tdf, twd, tws); + break; + case OPC_FEXUPR_df: + gen_helper_msa_fexupr_df(cpu_env, tdf, twd, tws); + break; + case OPC_FFQL_df: + gen_helper_msa_ffql_df(cpu_env, tdf, twd, tws); + break; + case OPC_FFQR_df: + gen_helper_msa_ffqr_df(cpu_env, tdf, twd, tws); + break; + case OPC_FTINT_S_df: + gen_helper_msa_ftint_s_df(cpu_env, tdf, twd, tws); + break; + case OPC_FTINT_U_df: + gen_helper_msa_ftint_u_df(cpu_env, tdf, twd, tws); + break; + case OPC_FFINT_S_df: + gen_helper_msa_ffint_s_df(cpu_env, tdf, twd, tws); + break; + case OPC_FFINT_U_df: + gen_helper_msa_ffint_u_df(cpu_env, tdf, twd, tws); + break; + } + + tcg_temp_free_i32(twd); + tcg_temp_free_i32(tws); + tcg_temp_free_i32(twt); + tcg_temp_free_i32(tdf); +} + +static void gen_msa_vec_v(DisasContext *ctx) +{ +#define MASK_MSA_VEC(op) (MASK_MSA_MINOR(op) | (op & (0x1f << 21))) + uint8_t wt = (ctx->opcode >> 16) & 0x1f; + uint8_t ws = (ctx->opcode >> 11) & 0x1f; + uint8_t wd = (ctx->opcode >> 6) & 0x1f; + TCGv_i32 twd = tcg_const_i32(wd); + TCGv_i32 tws = tcg_const_i32(ws); + TCGv_i32 twt = tcg_const_i32(wt); + + switch (MASK_MSA_VEC(ctx->opcode)) { + case OPC_AND_V: + gen_helper_msa_and_v(cpu_env, twd, tws, twt); + break; + case OPC_OR_V: + gen_helper_msa_or_v(cpu_env, twd, tws, twt); + break; + case OPC_NOR_V: + gen_helper_msa_nor_v(cpu_env, twd, tws, twt); + break; + case OPC_XOR_V: + gen_helper_msa_xor_v(cpu_env, twd, tws, twt); + break; + case OPC_BMNZ_V: + gen_helper_msa_bmnz_v(cpu_env, twd, tws, twt); + break; + case OPC_BMZ_V: + gen_helper_msa_bmz_v(cpu_env, twd, tws, twt); + break; + case OPC_BSEL_V: + gen_helper_msa_bsel_v(cpu_env, twd, tws, twt); + break; + default: + MIPS_INVAL("MSA instruction"); + gen_reserved_instruction(ctx); + break; + } + + tcg_temp_free_i32(twd); + tcg_temp_free_i32(tws); + tcg_temp_free_i32(twt); +} + +static void gen_msa_vec(DisasContext *ctx) +{ + switch (MASK_MSA_VEC(ctx->opcode)) { + case OPC_AND_V: + case OPC_OR_V: + case OPC_NOR_V: + case OPC_XOR_V: + case OPC_BMNZ_V: + case OPC_BMZ_V: + case OPC_BSEL_V: + gen_msa_vec_v(ctx); + break; + case OPC_MSA_2R: + gen_msa_2r(ctx); + break; + case OPC_MSA_2RF: + gen_msa_2rf(ctx); + break; + default: + MIPS_INVAL("MSA instruction"); + gen_reserved_instruction(ctx); + break; + } +} + +static void gen_msa(DisasContext *ctx) +{ + uint32_t opcode = ctx->opcode; + + check_msa_access(ctx); + + switch (MASK_MSA_MINOR(opcode)) { + case OPC_MSA_I8_00: + case OPC_MSA_I8_01: + case OPC_MSA_I8_02: + gen_msa_i8(ctx); + break; + case OPC_MSA_I5_06: + case OPC_MSA_I5_07: + gen_msa_i5(ctx); + break; + case OPC_MSA_BIT_09: + case OPC_MSA_BIT_0A: + gen_msa_bit(ctx); + break; + case OPC_MSA_3R_0D: + case OPC_MSA_3R_0E: + case OPC_MSA_3R_0F: + case OPC_MSA_3R_10: + case OPC_MSA_3R_11: + case OPC_MSA_3R_12: + case OPC_MSA_3R_13: + case OPC_MSA_3R_14: + case OPC_MSA_3R_15: + gen_msa_3r(ctx); + break; + case OPC_MSA_ELM: + gen_msa_elm(ctx); + break; + case OPC_MSA_3RF_1A: + case OPC_MSA_3RF_1B: + case OPC_MSA_3RF_1C: + gen_msa_3rf(ctx); + break; + case OPC_MSA_VEC: + gen_msa_vec(ctx); + break; + case OPC_LD_B: + case OPC_LD_H: + case OPC_LD_W: + case OPC_LD_D: + case OPC_ST_B: + case OPC_ST_H: + case OPC_ST_W: + case OPC_ST_D: + { + int32_t s10 = sextract32(ctx->opcode, 16, 10); + uint8_t rs = (ctx->opcode >> 11) & 0x1f; + uint8_t wd = (ctx->opcode >> 6) & 0x1f; + uint8_t df = (ctx->opcode >> 0) & 0x3; + + TCGv_i32 twd = tcg_const_i32(wd); + TCGv taddr = tcg_temp_new(); + gen_base_offset_addr(ctx, taddr, rs, s10 << df); + + switch (MASK_MSA_MINOR(opcode)) { + case OPC_LD_B: + gen_helper_msa_ld_b(cpu_env, twd, taddr); + break; + case OPC_LD_H: + gen_helper_msa_ld_h(cpu_env, twd, taddr); + break; + case OPC_LD_W: + gen_helper_msa_ld_w(cpu_env, twd, taddr); + break; + case OPC_LD_D: + gen_helper_msa_ld_d(cpu_env, twd, taddr); + break; + case OPC_ST_B: + gen_helper_msa_st_b(cpu_env, twd, taddr); + break; + case OPC_ST_H: + gen_helper_msa_st_h(cpu_env, twd, taddr); + break; + case OPC_ST_W: + gen_helper_msa_st_w(cpu_env, twd, taddr); + break; + case OPC_ST_D: + gen_helper_msa_st_d(cpu_env, twd, taddr); + break; + } + + tcg_temp_free_i32(twd); + tcg_temp_free(taddr); + } + break; + default: + MIPS_INVAL("MSA instruction"); + gen_reserved_instruction(ctx); + break; + } +} + +static bool trans_MSA(DisasContext *ctx, arg_MSA *a) +{ + gen_msa(ctx); + + return true; +} + +static bool trans_LSA(DisasContext *ctx, arg_rtype *a) +{ + return gen_lsa(ctx, a->rd, a->rt, a->rs, a->sa); +} + +static bool trans_DLSA(DisasContext *ctx, arg_rtype *a) +{ + return gen_dlsa(ctx, a->rd, a->rt, a->rs, a->sa); +} + +bool decode_ase_msa(DisasContext *ctx, uint32_t insn) +{ + if (TARGET_LONG_BITS == 64 && decode_msa64(ctx, insn)) { + return true; + } + return decode_msa32(ctx, insn); +} |