| /* |
| * 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" |
| |
| static int elm_n(DisasContext *ctx, int x); |
| static int elm_df(DisasContext *ctx, int x); |
| static int bit_m(DisasContext *ctx, int x); |
| static int bit_df(DisasContext *ctx, int x); |
| |
| static inline int plus_1(DisasContext *s, int x) |
| { |
| return x + 1; |
| } |
| |
| static inline int plus_2(DisasContext *s, int x) |
| { |
| return x + 2; |
| } |
| |
| /* Include the auto-generated decoder. */ |
| #include "decode-msa.c.inc" |
| |
| static const char msaregnames[][6] = { |
| "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", |
| }; |
| |
| /* Encoding of Operation Field (must be indexed by CPUMIPSMSADataFormat) */ |
| struct dfe { |
| int start; |
| int length; |
| uint32_t mask; |
| }; |
| |
| /* |
| * Extract immediate from df/{m,n} format (used by ELM & BIT instructions). |
| * Returns the immediate value, or -1 if the format does not match. |
| */ |
| static int df_extract_val(DisasContext *ctx, int x, const struct dfe *s) |
| { |
| for (unsigned i = 0; i < 4; i++) { |
| if (extract32(x, s[i].start, s[i].length) == s[i].mask) { |
| return extract32(x, 0, s[i].start); |
| } |
| } |
| return -1; |
| } |
| |
| /* |
| * Extract DataField from df/{m,n} format (used by ELM & BIT instructions). |
| * Returns the DataField, or -1 if the format does not match. |
| */ |
| static int df_extract_df(DisasContext *ctx, int x, const struct dfe *s) |
| { |
| for (unsigned i = 0; i < 4; i++) { |
| if (extract32(x, s[i].start, s[i].length) == s[i].mask) { |
| return i; |
| } |
| } |
| return -1; |
| } |
| |
| static const struct dfe df_elm[] = { |
| /* Table 3.26 ELM Instruction Format */ |
| [DF_BYTE] = {4, 2, 0b00}, |
| [DF_HALF] = {3, 3, 0b100}, |
| [DF_WORD] = {2, 4, 0b1100}, |
| [DF_DOUBLE] = {1, 5, 0b11100} |
| }; |
| |
| static int elm_n(DisasContext *ctx, int x) |
| { |
| return df_extract_val(ctx, x, df_elm); |
| } |
| |
| static int elm_df(DisasContext *ctx, int x) |
| { |
| return df_extract_df(ctx, x, df_elm); |
| } |
| |
| static const struct dfe df_bit[] = { |
| /* Table 3.28 BIT Instruction Format */ |
| [DF_BYTE] = {3, 4, 0b1110}, |
| [DF_HALF] = {4, 3, 0b110}, |
| [DF_WORD] = {5, 2, 0b10}, |
| [DF_DOUBLE] = {6, 1, 0b0} |
| }; |
| |
| static int bit_m(DisasContext *ctx, int x) |
| { |
| return df_extract_val(ctx, x, df_bit); |
| } |
| |
| static int bit_df(DisasContext *ctx, int x) |
| { |
| return df_extract_df(ctx, x, df_bit); |
| } |
| |
| static TCGv_i64 msa_wr_d[64]; |
| |
| void msa_translate_init(void) |
| { |
| int i; |
| |
| for (i = 0; i < 32; i++) { |
| int off; |
| |
| /* |
| * The MSA vector registers are mapped on the |
| * scalar floating-point unit (FPU) registers. |
| */ |
| off = offsetof(CPUMIPSState, active_fpu.fpr[i].wr.d[0]); |
| 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]); |
| } |
| } |
| |
| /* |
| * Check if MSA is enabled. |
| * This function is always called with MSA available. |
| * If MSA is disabled, raise an exception. |
| */ |
| static inline bool check_msa_enabled(DisasContext *ctx) |
| { |
| if (unlikely((ctx->hflags & MIPS_HFLAG_FPU) && |
| !(ctx->hflags & MIPS_HFLAG_F64))) { |
| gen_reserved_instruction(ctx); |
| return false; |
| } |
| |
| if (unlikely(!(ctx->hflags & MIPS_HFLAG_MSA))) { |
| generate_exception_end(ctx, EXCP_MSADIS); |
| return false; |
| } |
| return true; |
| } |
| |
| typedef void gen_helper_piv(TCGv_ptr, TCGv_i32, TCGv); |
| typedef void gen_helper_pii(TCGv_ptr, TCGv_i32, TCGv_i32); |
| typedef void gen_helper_piii(TCGv_ptr, TCGv_i32, TCGv_i32, TCGv_i32); |
| typedef void gen_helper_piiii(TCGv_ptr, TCGv_i32, TCGv_i32, TCGv_i32, TCGv_i32); |
| |
| #define TRANS_DF_x(TYPE, NAME, trans_func, gen_func) \ |
| static gen_helper_p##TYPE * const NAME##_tab[4] = { \ |
| gen_func##_b, gen_func##_h, gen_func##_w, gen_func##_d \ |
| }; \ |
| TRANS(NAME, trans_func, NAME##_tab[a->df]) |
| |
| #define TRANS_DF_iv(NAME, trans_func, gen_func) \ |
| TRANS_DF_x(iv, NAME, trans_func, gen_func) |
| |
| #define TRANS_DF_ii(NAME, trans_func, gen_func) \ |
| TRANS_DF_x(ii, NAME, trans_func, gen_func) |
| |
| #define TRANS_DF_iii(NAME, trans_func, gen_func) \ |
| TRANS_DF_x(iii, NAME, trans_func, gen_func) |
| |
| #define TRANS_DF_iii_b(NAME, trans_func, gen_func) \ |
| static gen_helper_piii * const NAME##_tab[4] = { \ |
| NULL, gen_func##_h, gen_func##_w, gen_func##_d \ |
| }; \ |
| static bool trans_##NAME(DisasContext *ctx, arg_##NAME *a) \ |
| { \ |
| return trans_func(ctx, a, NAME##_tab[a->df]); \ |
| } |
| |
| 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 = dup_const(df, 1); |
| uint64_t eval_big = eval_zero_or_big << ((8 << df) - 1); |
| TCGv_i64 t0 = tcg_temp_new_i64(); |
| TCGv_i64 t1 = tcg_temp_new_i64(); |
| |
| 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 sa, TCGCond cond) |
| { |
| TCGv_i64 t0; |
| |
| if (!check_msa_enabled(ctx)) { |
| return true; |
| } |
| |
| 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 + (sa << 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->sa, TCG_COND_EQ); |
| } |
| |
| static bool trans_BNZ_V(DisasContext *ctx, arg_msa_bz *a) |
| { |
| return gen_msa_BxZ_V(ctx, a->wt, a->sa, TCG_COND_NE); |
| } |
| |
| static bool gen_msa_BxZ(DisasContext *ctx, int df, int wt, int sa, bool if_not) |
| { |
| if (!check_msa_enabled(ctx)) { |
| return true; |
| } |
| |
| 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 + (sa << 2) + 4; |
| ctx->hflags |= MIPS_HFLAG_BC; |
| ctx->hflags |= MIPS_HFLAG_BDS32; |
| |
| return true; |
| } |
| |
| static bool trans_BZ(DisasContext *ctx, arg_msa_bz *a) |
| { |
| return gen_msa_BxZ(ctx, a->df, a->wt, a->sa, false); |
| } |
| |
| static bool trans_BNZ(DisasContext *ctx, arg_msa_bz *a) |
| { |
| return gen_msa_BxZ(ctx, a->df, a->wt, a->sa, true); |
| } |
| |
| static bool trans_msa_i8(DisasContext *ctx, arg_msa_i *a, |
| gen_helper_piii *gen_msa_i8) |
| { |
| if (!check_msa_enabled(ctx)) { |
| return true; |
| } |
| |
| gen_msa_i8(cpu_env, |
| tcg_constant_i32(a->wd), |
| tcg_constant_i32(a->ws), |
| tcg_constant_i32(a->sa)); |
| |
| return true; |
| } |
| |
| TRANS(ANDI, trans_msa_i8, gen_helper_msa_andi_b); |
| TRANS(ORI, trans_msa_i8, gen_helper_msa_ori_b); |
| TRANS(NORI, trans_msa_i8, gen_helper_msa_nori_b); |
| TRANS(XORI, trans_msa_i8, gen_helper_msa_xori_b); |
| TRANS(BMNZI, trans_msa_i8, gen_helper_msa_bmnzi_b); |
| TRANS(BMZI, trans_msa_i8, gen_helper_msa_bmzi_b); |
| TRANS(BSELI, trans_msa_i8, gen_helper_msa_bseli_b); |
| |
| static bool trans_SHF(DisasContext *ctx, arg_msa_i *a) |
| { |
| if (a->df == DF_DOUBLE) { |
| return false; |
| } |
| |
| if (!check_msa_enabled(ctx)) { |
| return true; |
| } |
| |
| gen_helper_msa_shf_df(cpu_env, |
| tcg_constant_i32(a->df), |
| tcg_constant_i32(a->wd), |
| tcg_constant_i32(a->ws), |
| tcg_constant_i32(a->sa)); |
| |
| return true; |
| } |
| |
| static bool trans_msa_i5(DisasContext *ctx, arg_msa_i *a, |
| gen_helper_piiii *gen_msa_i5) |
| { |
| if (!check_msa_enabled(ctx)) { |
| return true; |
| } |
| |
| gen_msa_i5(cpu_env, |
| tcg_constant_i32(a->df), |
| tcg_constant_i32(a->wd), |
| tcg_constant_i32(a->ws), |
| tcg_constant_i32(a->sa)); |
| |
| return true; |
| } |
| |
| TRANS(ADDVI, trans_msa_i5, gen_helper_msa_addvi_df); |
| TRANS(SUBVI, trans_msa_i5, gen_helper_msa_subvi_df); |
| TRANS(MAXI_S, trans_msa_i5, gen_helper_msa_maxi_s_df); |
| TRANS(MAXI_U, trans_msa_i5, gen_helper_msa_maxi_u_df); |
| TRANS(MINI_S, trans_msa_i5, gen_helper_msa_mini_s_df); |
| TRANS(MINI_U, trans_msa_i5, gen_helper_msa_mini_u_df); |
| TRANS(CLTI_S, trans_msa_i5, gen_helper_msa_clti_s_df); |
| TRANS(CLTI_U, trans_msa_i5, gen_helper_msa_clti_u_df); |
| TRANS(CLEI_S, trans_msa_i5, gen_helper_msa_clei_s_df); |
| TRANS(CLEI_U, trans_msa_i5, gen_helper_msa_clei_u_df); |
| TRANS(CEQI, trans_msa_i5, gen_helper_msa_ceqi_df); |
| |
| static bool trans_LDI(DisasContext *ctx, arg_msa_ldi *a) |
| { |
| if (!check_msa_enabled(ctx)) { |
| return true; |
| } |
| |
| gen_helper_msa_ldi_df(cpu_env, |
| tcg_constant_i32(a->df), |
| tcg_constant_i32(a->wd), |
| tcg_constant_i32(a->sa)); |
| |
| return true; |
| } |
| |
| static bool trans_msa_bit(DisasContext *ctx, arg_msa_bit *a, |
| gen_helper_piiii *gen_msa_bit) |
| { |
| if (a->df < 0) { |
| return false; |
| } |
| |
| if (!check_msa_enabled(ctx)) { |
| return true; |
| } |
| |
| gen_msa_bit(cpu_env, |
| tcg_constant_i32(a->df), |
| tcg_constant_i32(a->wd), |
| tcg_constant_i32(a->ws), |
| tcg_constant_i32(a->m)); |
| |
| return true; |
| } |
| |
| TRANS(SLLI, trans_msa_bit, gen_helper_msa_slli_df); |
| TRANS(SRAI, trans_msa_bit, gen_helper_msa_srai_df); |
| TRANS(SRLI, trans_msa_bit, gen_helper_msa_srli_df); |
| TRANS(BCLRI, trans_msa_bit, gen_helper_msa_bclri_df); |
| TRANS(BSETI, trans_msa_bit, gen_helper_msa_bseti_df); |
| TRANS(BNEGI, trans_msa_bit, gen_helper_msa_bnegi_df); |
| TRANS(BINSLI, trans_msa_bit, gen_helper_msa_binsli_df); |
| TRANS(BINSRI, trans_msa_bit, gen_helper_msa_binsri_df); |
| TRANS(SAT_S, trans_msa_bit, gen_helper_msa_sat_s_df); |
| TRANS(SAT_U, trans_msa_bit, gen_helper_msa_sat_u_df); |
| TRANS(SRARI, trans_msa_bit, gen_helper_msa_srari_df); |
| TRANS(SRLRI, trans_msa_bit, gen_helper_msa_srlri_df); |
| |
| static bool trans_msa_3rf(DisasContext *ctx, arg_msa_r *a, |
| gen_helper_piiii *gen_msa_3rf) |
| { |
| if (!check_msa_enabled(ctx)) { |
| return true; |
| } |
| |
| gen_msa_3rf(cpu_env, |
| tcg_constant_i32(a->df), |
| tcg_constant_i32(a->wd), |
| tcg_constant_i32(a->ws), |
| tcg_constant_i32(a->wt)); |
| |
| return true; |
| } |
| |
| static bool trans_msa_3r(DisasContext *ctx, arg_msa_r *a, |
| gen_helper_piii *gen_msa_3r) |
| { |
| if (!gen_msa_3r) { |
| return false; |
| } |
| |
| if (!check_msa_enabled(ctx)) { |
| return true; |
| } |
| |
| gen_msa_3r(cpu_env, |
| tcg_constant_i32(a->wd), |
| tcg_constant_i32(a->ws), |
| tcg_constant_i32(a->wt)); |
| |
| return true; |
| } |
| |
| TRANS(AND_V, trans_msa_3r, gen_helper_msa_and_v); |
| TRANS(OR_V, trans_msa_3r, gen_helper_msa_or_v); |
| TRANS(NOR_V, trans_msa_3r, gen_helper_msa_nor_v); |
| TRANS(XOR_V, trans_msa_3r, gen_helper_msa_xor_v); |
| TRANS(BMNZ_V, trans_msa_3r, gen_helper_msa_bmnz_v); |
| TRANS(BMZ_V, trans_msa_3r, gen_helper_msa_bmz_v); |
| TRANS(BSEL_V, trans_msa_3r, gen_helper_msa_bsel_v); |
| |
| TRANS_DF_iii(SLL, trans_msa_3r, gen_helper_msa_sll); |
| TRANS_DF_iii(SRA, trans_msa_3r, gen_helper_msa_sra); |
| TRANS_DF_iii(SRL, trans_msa_3r, gen_helper_msa_srl); |
| TRANS_DF_iii(BCLR, trans_msa_3r, gen_helper_msa_bclr); |
| TRANS_DF_iii(BSET, trans_msa_3r, gen_helper_msa_bset); |
| TRANS_DF_iii(BNEG, trans_msa_3r, gen_helper_msa_bneg); |
| TRANS_DF_iii(BINSL, trans_msa_3r, gen_helper_msa_binsl); |
| TRANS_DF_iii(BINSR, trans_msa_3r, gen_helper_msa_binsr); |
| |
| TRANS_DF_iii(ADDV, trans_msa_3r, gen_helper_msa_addv); |
| TRANS_DF_iii(SUBV, trans_msa_3r, gen_helper_msa_subv); |
| TRANS_DF_iii(MAX_S, trans_msa_3r, gen_helper_msa_max_s); |
| TRANS_DF_iii(MAX_U, trans_msa_3r, gen_helper_msa_max_u); |
| TRANS_DF_iii(MIN_S, trans_msa_3r, gen_helper_msa_min_s); |
| TRANS_DF_iii(MIN_U, trans_msa_3r, gen_helper_msa_min_u); |
| TRANS_DF_iii(MAX_A, trans_msa_3r, gen_helper_msa_max_a); |
| TRANS_DF_iii(MIN_A, trans_msa_3r, gen_helper_msa_min_a); |
| |
| TRANS_DF_iii(CEQ, trans_msa_3r, gen_helper_msa_ceq); |
| TRANS_DF_iii(CLT_S, trans_msa_3r, gen_helper_msa_clt_s); |
| TRANS_DF_iii(CLT_U, trans_msa_3r, gen_helper_msa_clt_u); |
| TRANS_DF_iii(CLE_S, trans_msa_3r, gen_helper_msa_cle_s); |
| TRANS_DF_iii(CLE_U, trans_msa_3r, gen_helper_msa_cle_u); |
| |
| TRANS_DF_iii(ADD_A, trans_msa_3r, gen_helper_msa_add_a); |
| TRANS_DF_iii(ADDS_A, trans_msa_3r, gen_helper_msa_adds_a); |
| TRANS_DF_iii(ADDS_S, trans_msa_3r, gen_helper_msa_adds_s); |
| TRANS_DF_iii(ADDS_U, trans_msa_3r, gen_helper_msa_adds_u); |
| TRANS_DF_iii(AVE_S, trans_msa_3r, gen_helper_msa_ave_s); |
| TRANS_DF_iii(AVE_U, trans_msa_3r, gen_helper_msa_ave_u); |
| TRANS_DF_iii(AVER_S, trans_msa_3r, gen_helper_msa_aver_s); |
| TRANS_DF_iii(AVER_U, trans_msa_3r, gen_helper_msa_aver_u); |
| |
| TRANS_DF_iii(SUBS_S, trans_msa_3r, gen_helper_msa_subs_s); |
| TRANS_DF_iii(SUBS_U, trans_msa_3r, gen_helper_msa_subs_u); |
| TRANS_DF_iii(SUBSUS_U, trans_msa_3r, gen_helper_msa_subsus_u); |
| TRANS_DF_iii(SUBSUU_S, trans_msa_3r, gen_helper_msa_subsuu_s); |
| TRANS_DF_iii(ASUB_S, trans_msa_3r, gen_helper_msa_asub_s); |
| TRANS_DF_iii(ASUB_U, trans_msa_3r, gen_helper_msa_asub_u); |
| |
| TRANS_DF_iii(MULV, trans_msa_3r, gen_helper_msa_mulv); |
| TRANS_DF_iii(MADDV, trans_msa_3r, gen_helper_msa_maddv); |
| TRANS_DF_iii(MSUBV, trans_msa_3r, gen_helper_msa_msubv); |
| TRANS_DF_iii(DIV_S, trans_msa_3r, gen_helper_msa_div_s); |
| TRANS_DF_iii(DIV_U, trans_msa_3r, gen_helper_msa_div_u); |
| TRANS_DF_iii(MOD_S, trans_msa_3r, gen_helper_msa_mod_s); |
| TRANS_DF_iii(MOD_U, trans_msa_3r, gen_helper_msa_mod_u); |
| |
| TRANS_DF_iii_b(DOTP_S, trans_msa_3r, gen_helper_msa_dotp_s); |
| TRANS_DF_iii_b(DOTP_U, trans_msa_3r, gen_helper_msa_dotp_u); |
| TRANS_DF_iii_b(DPADD_S, trans_msa_3r, gen_helper_msa_dpadd_s); |
| TRANS_DF_iii_b(DPADD_U, trans_msa_3r, gen_helper_msa_dpadd_u); |
| TRANS_DF_iii_b(DPSUB_S, trans_msa_3r, gen_helper_msa_dpsub_s); |
| TRANS_DF_iii_b(DPSUB_U, trans_msa_3r, gen_helper_msa_dpsub_u); |
| |
| TRANS(SLD, trans_msa_3rf, gen_helper_msa_sld_df); |
| TRANS(SPLAT, trans_msa_3rf, gen_helper_msa_splat_df); |
| TRANS_DF_iii(PCKEV, trans_msa_3r, gen_helper_msa_pckev); |
| TRANS_DF_iii(PCKOD, trans_msa_3r, gen_helper_msa_pckod); |
| TRANS_DF_iii(ILVL, trans_msa_3r, gen_helper_msa_ilvl); |
| TRANS_DF_iii(ILVR, trans_msa_3r, gen_helper_msa_ilvr); |
| TRANS_DF_iii(ILVEV, trans_msa_3r, gen_helper_msa_ilvev); |
| TRANS_DF_iii(ILVOD, trans_msa_3r, gen_helper_msa_ilvod); |
| |
| TRANS(VSHF, trans_msa_3rf, gen_helper_msa_vshf_df); |
| TRANS_DF_iii(SRAR, trans_msa_3r, gen_helper_msa_srar); |
| TRANS_DF_iii(SRLR, trans_msa_3r, gen_helper_msa_srlr); |
| TRANS_DF_iii_b(HADD_S, trans_msa_3r, gen_helper_msa_hadd_s); |
| TRANS_DF_iii_b(HADD_U, trans_msa_3r, gen_helper_msa_hadd_u); |
| TRANS_DF_iii_b(HSUB_S, trans_msa_3r, gen_helper_msa_hsub_s); |
| TRANS_DF_iii_b(HSUB_U, trans_msa_3r, gen_helper_msa_hsub_u); |
| |
| static bool trans_MOVE_V(DisasContext *ctx, arg_msa_elm *a) |
| { |
| if (!check_msa_enabled(ctx)) { |
| return true; |
| } |
| |
| gen_helper_msa_move_v(cpu_env, |
| tcg_constant_i32(a->wd), |
| tcg_constant_i32(a->ws)); |
| |
| return true; |
| } |
| |
| static bool trans_CTCMSA(DisasContext *ctx, arg_msa_elm *a) |
| { |
| TCGv telm; |
| |
| if (!check_msa_enabled(ctx)) { |
| return true; |
| } |
| |
| telm = tcg_temp_new(); |
| |
| gen_load_gpr(telm, a->ws); |
| gen_helper_msa_ctcmsa(cpu_env, telm, tcg_constant_i32(a->wd)); |
| |
| tcg_temp_free(telm); |
| |
| return true; |
| } |
| |
| static bool trans_CFCMSA(DisasContext *ctx, arg_msa_elm *a) |
| { |
| TCGv telm; |
| |
| if (!check_msa_enabled(ctx)) { |
| return true; |
| } |
| |
| telm = tcg_temp_new(); |
| |
| gen_helper_msa_cfcmsa(telm, cpu_env, tcg_constant_i32(a->ws)); |
| gen_store_gpr(telm, a->wd); |
| |
| tcg_temp_free(telm); |
| |
| return true; |
| } |
| |
| static bool trans_msa_elm(DisasContext *ctx, arg_msa_elm_df *a, |
| gen_helper_piiii *gen_msa_elm_df) |
| { |
| if (a->df < 0) { |
| return false; |
| } |
| |
| if (!check_msa_enabled(ctx)) { |
| return true; |
| } |
| |
| gen_msa_elm_df(cpu_env, |
| tcg_constant_i32(a->df), |
| tcg_constant_i32(a->wd), |
| tcg_constant_i32(a->ws), |
| tcg_constant_i32(a->n)); |
| |
| return true; |
| } |
| |
| TRANS(SLDI, trans_msa_elm, gen_helper_msa_sldi_df); |
| TRANS(SPLATI, trans_msa_elm, gen_helper_msa_splati_df); |
| TRANS(INSVE, trans_msa_elm, gen_helper_msa_insve_df); |
| |
| static bool trans_msa_elm_fn(DisasContext *ctx, arg_msa_elm_df *a, |
| gen_helper_piii * const gen_msa_elm[4]) |
| { |
| if (a->df < 0 || !gen_msa_elm[a->df]) { |
| return false; |
| } |
| |
| if (!check_msa_enabled(ctx)) { |
| return true; |
| } |
| |
| gen_msa_elm[a->df](cpu_env, |
| tcg_constant_i32(a->wd), |
| tcg_constant_i32(a->ws), |
| tcg_constant_i32(a->n)); |
| |
| return true; |
| } |
| |
| #if defined(TARGET_MIPS64) |
| #define NULL_IF_MIPS32(function) function |
| #else |
| #define NULL_IF_MIPS32(function) NULL |
| #endif |
| |
| static bool trans_COPY_U(DisasContext *ctx, arg_msa_elm_df *a) |
| { |
| if (a->wd == 0) { |
| /* Treat as NOP. */ |
| return true; |
| } |
| |
| static gen_helper_piii * const gen_msa_copy_u[4] = { |
| gen_helper_msa_copy_u_b, gen_helper_msa_copy_u_h, |
| NULL_IF_MIPS32(gen_helper_msa_copy_u_w), NULL |
| }; |
| |
| return trans_msa_elm_fn(ctx, a, gen_msa_copy_u); |
| } |
| |
| static bool trans_COPY_S(DisasContext *ctx, arg_msa_elm_df *a) |
| { |
| if (a->wd == 0) { |
| /* Treat as NOP. */ |
| return true; |
| } |
| |
| static gen_helper_piii * const gen_msa_copy_s[4] = { |
| gen_helper_msa_copy_s_b, gen_helper_msa_copy_s_h, |
| gen_helper_msa_copy_s_w, NULL_IF_MIPS32(gen_helper_msa_copy_s_d) |
| }; |
| |
| return trans_msa_elm_fn(ctx, a, gen_msa_copy_s); |
| } |
| |
| static bool trans_INSERT(DisasContext *ctx, arg_msa_elm_df *a) |
| { |
| static gen_helper_piii * const gen_msa_insert[4] = { |
| gen_helper_msa_insert_b, gen_helper_msa_insert_h, |
| gen_helper_msa_insert_w, NULL_IF_MIPS32(gen_helper_msa_insert_d) |
| }; |
| |
| return trans_msa_elm_fn(ctx, a, gen_msa_insert); |
| } |
| |
| TRANS(FCAF, trans_msa_3rf, gen_helper_msa_fcaf_df); |
| TRANS(FCUN, trans_msa_3rf, gen_helper_msa_fcun_df); |
| TRANS(FCEQ, trans_msa_3rf, gen_helper_msa_fceq_df); |
| TRANS(FCUEQ, trans_msa_3rf, gen_helper_msa_fcueq_df); |
| TRANS(FCLT, trans_msa_3rf, gen_helper_msa_fclt_df); |
| TRANS(FCULT, trans_msa_3rf, gen_helper_msa_fcult_df); |
| TRANS(FCLE, trans_msa_3rf, gen_helper_msa_fcle_df); |
| TRANS(FCULE, trans_msa_3rf, gen_helper_msa_fcule_df); |
| TRANS(FSAF, trans_msa_3rf, gen_helper_msa_fsaf_df); |
| TRANS(FSUN, trans_msa_3rf, gen_helper_msa_fsun_df); |
| TRANS(FSEQ, trans_msa_3rf, gen_helper_msa_fseq_df); |
| TRANS(FSUEQ, trans_msa_3rf, gen_helper_msa_fsueq_df); |
| TRANS(FSLT, trans_msa_3rf, gen_helper_msa_fslt_df); |
| TRANS(FSULT, trans_msa_3rf, gen_helper_msa_fsult_df); |
| TRANS(FSLE, trans_msa_3rf, gen_helper_msa_fsle_df); |
| TRANS(FSULE, trans_msa_3rf, gen_helper_msa_fsule_df); |
| |
| TRANS(FADD, trans_msa_3rf, gen_helper_msa_fadd_df); |
| TRANS(FSUB, trans_msa_3rf, gen_helper_msa_fsub_df); |
| TRANS(FMUL, trans_msa_3rf, gen_helper_msa_fmul_df); |
| TRANS(FDIV, trans_msa_3rf, gen_helper_msa_fdiv_df); |
| TRANS(FMADD, trans_msa_3rf, gen_helper_msa_fmadd_df); |
| TRANS(FMSUB, trans_msa_3rf, gen_helper_msa_fmsub_df); |
| TRANS(FEXP2, trans_msa_3rf, gen_helper_msa_fexp2_df); |
| TRANS(FEXDO, trans_msa_3rf, gen_helper_msa_fexdo_df); |
| TRANS(FTQ, trans_msa_3rf, gen_helper_msa_ftq_df); |
| TRANS(FMIN, trans_msa_3rf, gen_helper_msa_fmin_df); |
| TRANS(FMIN_A, trans_msa_3rf, gen_helper_msa_fmin_a_df); |
| TRANS(FMAX, trans_msa_3rf, gen_helper_msa_fmax_df); |
| TRANS(FMAX_A, trans_msa_3rf, gen_helper_msa_fmax_a_df); |
| |
| TRANS(FCOR, trans_msa_3rf, gen_helper_msa_fcor_df); |
| TRANS(FCUNE, trans_msa_3rf, gen_helper_msa_fcune_df); |
| TRANS(FCNE, trans_msa_3rf, gen_helper_msa_fcne_df); |
| TRANS(MUL_Q, trans_msa_3rf, gen_helper_msa_mul_q_df); |
| TRANS(MADD_Q, trans_msa_3rf, gen_helper_msa_madd_q_df); |
| TRANS(MSUB_Q, trans_msa_3rf, gen_helper_msa_msub_q_df); |
| TRANS(FSOR, trans_msa_3rf, gen_helper_msa_fsor_df); |
| TRANS(FSUNE, trans_msa_3rf, gen_helper_msa_fsune_df); |
| TRANS(FSNE, trans_msa_3rf, gen_helper_msa_fsne_df); |
| TRANS(MULR_Q, trans_msa_3rf, gen_helper_msa_mulr_q_df); |
| TRANS(MADDR_Q, trans_msa_3rf, gen_helper_msa_maddr_q_df); |
| TRANS(MSUBR_Q, trans_msa_3rf, gen_helper_msa_msubr_q_df); |
| |
| static bool trans_msa_2r(DisasContext *ctx, arg_msa_r *a, |
| gen_helper_pii *gen_msa_2r) |
| { |
| if (!check_msa_enabled(ctx)) { |
| return true; |
| } |
| |
| gen_msa_2r(cpu_env, tcg_constant_i32(a->wd), tcg_constant_i32(a->ws)); |
| |
| return true; |
| } |
| |
| TRANS_DF_ii(PCNT, trans_msa_2r, gen_helper_msa_pcnt); |
| TRANS_DF_ii(NLOC, trans_msa_2r, gen_helper_msa_nloc); |
| TRANS_DF_ii(NLZC, trans_msa_2r, gen_helper_msa_nlzc); |
| |
| static bool trans_FILL(DisasContext *ctx, arg_msa_r *a) |
| { |
| if (TARGET_LONG_BITS != 64 && a->df == DF_DOUBLE) { |
| /* Double format valid only for MIPS64 */ |
| return false; |
| } |
| |
| if (!check_msa_enabled(ctx)) { |
| return true; |
| } |
| |
| gen_helper_msa_fill_df(cpu_env, |
| tcg_constant_i32(a->df), |
| tcg_constant_i32(a->wd), |
| tcg_constant_i32(a->ws)); |
| |
| return true; |
| } |
| |
| static bool trans_msa_2rf(DisasContext *ctx, arg_msa_r *a, |
| gen_helper_piii *gen_msa_2rf) |
| { |
| if (!check_msa_enabled(ctx)) { |
| return true; |
| } |
| |
| gen_msa_2rf(cpu_env, |
| tcg_constant_i32(a->df), |
| tcg_constant_i32(a->wd), |
| tcg_constant_i32(a->ws)); |
| |
| return true; |
| } |
| |
| TRANS(FCLASS, trans_msa_2rf, gen_helper_msa_fclass_df); |
| TRANS(FTRUNC_S, trans_msa_2rf, gen_helper_msa_ftrunc_s_df); |
| TRANS(FTRUNC_U, trans_msa_2rf, gen_helper_msa_ftrunc_u_df); |
| TRANS(FSQRT, trans_msa_2rf, gen_helper_msa_fsqrt_df); |
| TRANS(FRSQRT, trans_msa_2rf, gen_helper_msa_frsqrt_df); |
| TRANS(FRCP, trans_msa_2rf, gen_helper_msa_frcp_df); |
| TRANS(FRINT, trans_msa_2rf, gen_helper_msa_frint_df); |
| TRANS(FLOG2, trans_msa_2rf, gen_helper_msa_flog2_df); |
| TRANS(FEXUPL, trans_msa_2rf, gen_helper_msa_fexupl_df); |
| TRANS(FEXUPR, trans_msa_2rf, gen_helper_msa_fexupr_df); |
| TRANS(FFQL, trans_msa_2rf, gen_helper_msa_ffql_df); |
| TRANS(FFQR, trans_msa_2rf, gen_helper_msa_ffqr_df); |
| TRANS(FTINT_S, trans_msa_2rf, gen_helper_msa_ftint_s_df); |
| TRANS(FTINT_U, trans_msa_2rf, gen_helper_msa_ftint_u_df); |
| TRANS(FFINT_S, trans_msa_2rf, gen_helper_msa_ffint_s_df); |
| TRANS(FFINT_U, trans_msa_2rf, gen_helper_msa_ffint_u_df); |
| |
| static bool trans_msa_ldst(DisasContext *ctx, arg_msa_i *a, |
| gen_helper_piv *gen_msa_ldst) |
| { |
| TCGv taddr; |
| |
| if (!check_msa_enabled(ctx)) { |
| return true; |
| } |
| |
| taddr = tcg_temp_new(); |
| |
| gen_base_offset_addr(ctx, taddr, a->ws, a->sa << a->df); |
| gen_msa_ldst(cpu_env, tcg_constant_i32(a->wd), taddr); |
| |
| tcg_temp_free(taddr); |
| |
| return true; |
| } |
| |
| TRANS_DF_iv(LD, trans_msa_ldst, gen_helper_msa_ld); |
| TRANS_DF_iv(ST, trans_msa_ldst, gen_helper_msa_st); |
| |
| static bool trans_LSA(DisasContext *ctx, arg_r *a) |
| { |
| return gen_lsa(ctx, a->rd, a->rt, a->rs, a->sa); |
| } |
| |
| static bool trans_DLSA(DisasContext *ctx, arg_r *a) |
| { |
| if (TARGET_LONG_BITS != 64) { |
| return false; |
| } |
| return gen_dlsa(ctx, a->rd, a->rt, a->rs, a->sa); |
| } |
