diff options
Diffstat (limited to 'target-tricore/translate.c')
| -rw-r--r-- | target-tricore/translate.c | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/target-tricore/translate.c b/target-tricore/translate.c index bd35c29..dbcf87e 100644 --- a/target-tricore/translate.c +++ b/target-tricore/translate.c @@ -124,6 +124,64 @@ void tricore_cpu_dump_state(CPUState *cs, FILE *f, tcg_temp_free_i32(helper_tmp); \ } while (0) +#define GEN_HELPER_LL(name, ret, arg0, arg1, n) do { \ + TCGv arg00 = tcg_temp_new(); \ + TCGv arg01 = tcg_temp_new(); \ + TCGv arg11 = tcg_temp_new(); \ + tcg_gen_sari_tl(arg00, arg0, 16); \ + tcg_gen_ext16s_tl(arg01, arg0); \ + tcg_gen_ext16s_tl(arg11, arg1); \ + gen_helper_##name(ret, arg00, arg01, arg11, arg11, n); \ + tcg_temp_free(arg00); \ + tcg_temp_free(arg01); \ + tcg_temp_free(arg11); \ +} while (0) + +#define GEN_HELPER_LU(name, ret, arg0, arg1, n) do { \ + TCGv arg00 = tcg_temp_new(); \ + TCGv arg01 = tcg_temp_new(); \ + TCGv arg10 = tcg_temp_new(); \ + TCGv arg11 = tcg_temp_new(); \ + tcg_gen_sari_tl(arg00, arg0, 16); \ + tcg_gen_ext16s_tl(arg01, arg0); \ + tcg_gen_sari_tl(arg11, arg1, 16); \ + tcg_gen_ext16s_tl(arg10, arg1); \ + gen_helper_##name(ret, arg00, arg01, arg10, arg11, n); \ + tcg_temp_free(arg00); \ + tcg_temp_free(arg01); \ + tcg_temp_free(arg10); \ + tcg_temp_free(arg11); \ +} while (0) + +#define GEN_HELPER_UL(name, ret, arg0, arg1, n) do { \ + TCGv arg00 = tcg_temp_new(); \ + TCGv arg01 = tcg_temp_new(); \ + TCGv arg10 = tcg_temp_new(); \ + TCGv arg11 = tcg_temp_new(); \ + tcg_gen_sari_tl(arg00, arg0, 16); \ + tcg_gen_ext16s_tl(arg01, arg0); \ + tcg_gen_sari_tl(arg10, arg1, 16); \ + tcg_gen_ext16s_tl(arg11, arg1); \ + gen_helper_##name(ret, arg00, arg01, arg10, arg11, n); \ + tcg_temp_free(arg00); \ + tcg_temp_free(arg01); \ + tcg_temp_free(arg10); \ + tcg_temp_free(arg11); \ +} while (0) + +#define GEN_HELPER_UU(name, ret, arg0, arg1, n) do { \ + TCGv arg00 = tcg_temp_new(); \ + TCGv arg01 = tcg_temp_new(); \ + TCGv arg11 = tcg_temp_new(); \ + tcg_gen_sari_tl(arg01, arg0, 16); \ + tcg_gen_ext16s_tl(arg00, arg0); \ + tcg_gen_sari_tl(arg11, arg1, 16); \ + gen_helper_##name(ret, arg00, arg01, arg11, arg11, n); \ + tcg_temp_free(arg00); \ + tcg_temp_free(arg01); \ + tcg_temp_free(arg11); \ +} while (0) + #define EA_ABS_FORMAT(con) (((con & 0x3C000) << 14) + (con & 0x3FFF)) #define EA_B_ABSOLUT(con) (((offset & 0xf00000) << 8) | \ ((offset & 0x0fffff) << 1)) @@ -1406,6 +1464,36 @@ gen_dvinit_h(CPUTriCoreState *env, TCGv rl, TCGv rh, TCGv r1, TCGv r2) tcg_temp_free_i64(ret); } +static void gen_calc_usb_mul_h(TCGv arg_low, TCGv arg_high) +{ + TCGv temp = tcg_temp_new(); + /* calc AV bit */ + tcg_gen_add_tl(temp, arg_low, arg_low); + tcg_gen_xor_tl(temp, temp, arg_low); + tcg_gen_add_tl(cpu_PSW_AV, arg_high, arg_high); + tcg_gen_xor_tl(cpu_PSW_AV, cpu_PSW_AV, arg_high); + tcg_gen_or_tl(cpu_PSW_AV, cpu_PSW_AV, temp); + /* calc SAV bit */ + tcg_gen_or_tl(cpu_PSW_SAV, cpu_PSW_SAV, cpu_PSW_AV); + tcg_gen_movi_tl(cpu_PSW_V, 0); + tcg_temp_free(temp); +} + +static void gen_calc_usb_mulr_h(TCGv arg) +{ + TCGv temp = tcg_temp_new(); + /* calc AV bit */ + tcg_gen_add_tl(temp, arg, arg); + tcg_gen_xor_tl(temp, temp, arg); + tcg_gen_shli_tl(cpu_PSW_AV, temp, 16); + tcg_gen_or_tl(cpu_PSW_AV, cpu_PSW_AV, temp); + /* calc SAV bit */ + tcg_gen_or_tl(cpu_PSW_SAV, cpu_PSW_SAV, cpu_PSW_AV); + /* clear V bit */ + tcg_gen_movi_tl(cpu_PSW_V, 0); + tcg_temp_free(temp); +} + /* helpers for generating program flow micro-ops */ static inline void gen_save_pc(target_ulong pc) @@ -4585,6 +4673,111 @@ static void decode_rr_divide(CPUTriCoreState *env, DisasContext *ctx) } } +/* RR1 Format */ +static void decode_rr1_mul(CPUTriCoreState *env, DisasContext *ctx) +{ + uint32_t op2; + + int r1, r2, r3; + TCGv n; + TCGv_i64 temp64; + + r1 = MASK_OP_RR1_S1(ctx->opcode); + r2 = MASK_OP_RR1_S2(ctx->opcode); + r3 = MASK_OP_RR1_D(ctx->opcode); + n = tcg_const_i32(MASK_OP_RR1_N(ctx->opcode)); + op2 = MASK_OP_RR1_OP2(ctx->opcode); + + switch (op2) { + case OPC2_32_RR1_MUL_H_32_LL: + temp64 = tcg_temp_new_i64(); + GEN_HELPER_LL(mul_h, temp64, cpu_gpr_d[r1], cpu_gpr_d[r2], n); + tcg_gen_extr_i64_i32(cpu_gpr_d[r3], cpu_gpr_d[r3+1], temp64); + gen_calc_usb_mul_h(cpu_gpr_d[r3], cpu_gpr_d[r3+1]); + tcg_temp_free_i64(temp64); + break; + case OPC2_32_RR1_MUL_H_32_LU: + temp64 = tcg_temp_new_i64(); + GEN_HELPER_LU(mul_h, temp64, cpu_gpr_d[r1], cpu_gpr_d[r2], n); + tcg_gen_extr_i64_i32(cpu_gpr_d[r3], cpu_gpr_d[r3+1], temp64); + gen_calc_usb_mul_h(cpu_gpr_d[r3], cpu_gpr_d[r3+1]); + tcg_temp_free_i64(temp64); + break; + case OPC2_32_RR1_MUL_H_32_UL: + temp64 = tcg_temp_new_i64(); + GEN_HELPER_UL(mul_h, temp64, cpu_gpr_d[r1], cpu_gpr_d[r2], n); + tcg_gen_extr_i64_i32(cpu_gpr_d[r3], cpu_gpr_d[r3+1], temp64); + gen_calc_usb_mul_h(cpu_gpr_d[r3], cpu_gpr_d[r3+1]); + tcg_temp_free_i64(temp64); + break; + case OPC2_32_RR1_MUL_H_32_UU: + temp64 = tcg_temp_new_i64(); + GEN_HELPER_UU(mul_h, temp64, cpu_gpr_d[r1], cpu_gpr_d[r2], n); + tcg_gen_extr_i64_i32(cpu_gpr_d[r3], cpu_gpr_d[r3+1], temp64); + gen_calc_usb_mul_h(cpu_gpr_d[r3], cpu_gpr_d[r3+1]); + tcg_temp_free_i64(temp64); + break; + case OPC2_32_RR1_MULM_H_64_LL: + temp64 = tcg_temp_new_i64(); + GEN_HELPER_LL(mulm_h, temp64, cpu_gpr_d[r1], cpu_gpr_d[r2], n); + tcg_gen_extr_i64_i32(cpu_gpr_d[r3], cpu_gpr_d[r3+1], temp64); + /* reset V bit */ + tcg_gen_movi_tl(cpu_PSW_V, 0); + /* reset AV bit */ + tcg_gen_mov_tl(cpu_PSW_AV, cpu_PSW_V); + tcg_temp_free_i64(temp64); + break; + case OPC2_32_RR1_MULM_H_64_LU: + temp64 = tcg_temp_new_i64(); + GEN_HELPER_LU(mulm_h, temp64, cpu_gpr_d[r1], cpu_gpr_d[r2], n); + tcg_gen_extr_i64_i32(cpu_gpr_d[r3], cpu_gpr_d[r3+1], temp64); + /* reset V bit */ + tcg_gen_movi_tl(cpu_PSW_V, 0); + /* reset AV bit */ + tcg_gen_mov_tl(cpu_PSW_AV, cpu_PSW_V); + tcg_temp_free_i64(temp64); + break; + case OPC2_32_RR1_MULM_H_64_UL: + temp64 = tcg_temp_new_i64(); + GEN_HELPER_UL(mulm_h, temp64, cpu_gpr_d[r1], cpu_gpr_d[r2], n); + tcg_gen_extr_i64_i32(cpu_gpr_d[r3], cpu_gpr_d[r3+1], temp64); + /* reset V bit */ + tcg_gen_movi_tl(cpu_PSW_V, 0); + /* reset AV bit */ + tcg_gen_mov_tl(cpu_PSW_AV, cpu_PSW_V); + tcg_temp_free_i64(temp64); + break; + case OPC2_32_RR1_MULM_H_64_UU: + temp64 = tcg_temp_new_i64(); + GEN_HELPER_UU(mulm_h, temp64, cpu_gpr_d[r1], cpu_gpr_d[r2], n); + tcg_gen_extr_i64_i32(cpu_gpr_d[r3], cpu_gpr_d[r3+1], temp64); + /* reset V bit */ + tcg_gen_movi_tl(cpu_PSW_V, 0); + /* reset AV bit */ + tcg_gen_mov_tl(cpu_PSW_AV, cpu_PSW_V); + tcg_temp_free_i64(temp64); + + break; + case OPC2_32_RR1_MULR_H_16_LL: + GEN_HELPER_LL(mulr_h, cpu_gpr_d[r3], cpu_gpr_d[r1], cpu_gpr_d[r2], n); + gen_calc_usb_mulr_h(cpu_gpr_d[r3]); + break; + case OPC2_32_RR1_MULR_H_16_LU: + GEN_HELPER_LU(mulr_h, cpu_gpr_d[r3], cpu_gpr_d[r1], cpu_gpr_d[r2], n); + gen_calc_usb_mulr_h(cpu_gpr_d[r3]); + break; + case OPC2_32_RR1_MULR_H_16_UL: + GEN_HELPER_UL(mulr_h, cpu_gpr_d[r3], cpu_gpr_d[r1], cpu_gpr_d[r2], n); + gen_calc_usb_mulr_h(cpu_gpr_d[r3]); + break; + case OPC2_32_RR1_MULR_H_16_UU: + GEN_HELPER_UU(mulr_h, cpu_gpr_d[r3], cpu_gpr_d[r1], cpu_gpr_d[r2], n); + gen_calc_usb_mulr_h(cpu_gpr_d[r3]); + break; + } + tcg_temp_free(n); +} + static void decode_32Bit_opc(CPUTriCoreState *env, DisasContext *ctx) { int op1; @@ -4838,6 +5031,10 @@ static void decode_32Bit_opc(CPUTriCoreState *env, DisasContext *ctx) case OPCM_32_RR_DIVIDE: decode_rr_divide(env, ctx); break; +/* RR1 Format */ + case OPCM_32_RR1_MUL: + decode_rr1_mul(env, ctx); + break; } } |
