diff options
Diffstat (limited to 'target-tricore/translate.c')
| -rw-r--r-- | target-tricore/translate.c | 357 |
1 files changed, 357 insertions, 0 deletions
diff --git a/target-tricore/translate.c b/target-tricore/translate.c index 27777be9c1..65dc4ad506 100644 --- a/target-tricore/translate.c +++ b/target-tricore/translate.c @@ -1575,6 +1575,37 @@ static inline void gen_sub_d(TCGv ret, TCGv r1, TCGv r2) tcg_temp_free(result); } +static inline void +gen_sub64_d(TCGv_i64 ret, TCGv_i64 r1, TCGv_i64 r2) +{ + TCGv temp = tcg_temp_new(); + TCGv_i64 t0 = tcg_temp_new_i64(); + TCGv_i64 t1 = tcg_temp_new_i64(); + TCGv_i64 result = tcg_temp_new_i64(); + + tcg_gen_sub_i64(result, r1, r2); + /* calc v bit */ + tcg_gen_xor_i64(t1, result, r1); + tcg_gen_xor_i64(t0, r1, r2); + tcg_gen_and_i64(t1, t1, t0); + tcg_gen_trunc_shr_i64_i32(cpu_PSW_V, t1, 32); + /* calc SV bit */ + tcg_gen_or_tl(cpu_PSW_SV, cpu_PSW_SV, cpu_PSW_V); + /* calc AV/SAV bits */ + tcg_gen_trunc_shr_i64_i32(temp, result, 32); + tcg_gen_add_tl(cpu_PSW_AV, temp, temp); + tcg_gen_xor_tl(cpu_PSW_AV, temp, cpu_PSW_AV); + /* calc SAV */ + tcg_gen_or_tl(cpu_PSW_SAV, cpu_PSW_SAV, cpu_PSW_AV); + /* write back result */ + tcg_gen_mov_i64(ret, result); + + tcg_temp_free(temp); + tcg_temp_free_i64(result); + tcg_temp_free_i64(t0); + tcg_temp_free_i64(t1); +} + static inline void gen_sub_CC(TCGv ret, TCGv r1, TCGv r2) { TCGv result = tcg_temp_new(); @@ -1648,6 +1679,217 @@ static inline void gen_cond_sub(TCGCond cond, TCGv r1, TCGv r2, TCGv r3, tcg_temp_free(mask); } +static inline void +gen_msub_h(TCGv ret_low, TCGv ret_high, TCGv r1_low, TCGv r1_high, TCGv r2, + TCGv r3, uint32_t n, uint32_t mode) +{ + TCGv temp = tcg_const_i32(n); + TCGv temp2 = tcg_temp_new(); + TCGv_i64 temp64 = tcg_temp_new_i64(); + switch (mode) { + case MODE_LL: + GEN_HELPER_LL(mul_h, temp64, r2, r3, temp); + break; + case MODE_LU: + GEN_HELPER_LU(mul_h, temp64, r2, r3, temp); + break; + case MODE_UL: + GEN_HELPER_UL(mul_h, temp64, r2, r3, temp); + break; + case MODE_UU: + GEN_HELPER_UU(mul_h, temp64, r2, r3, temp); + break; + } + tcg_gen_extr_i64_i32(temp, temp2, temp64); + gen_addsub64_h(ret_low, ret_high, r1_low, r1_high, temp, temp2, + tcg_gen_sub_tl, tcg_gen_sub_tl); + tcg_temp_free(temp); + tcg_temp_free(temp2); + tcg_temp_free_i64(temp64); +} + +static inline void +gen_msubs_h(TCGv ret_low, TCGv ret_high, TCGv r1_low, TCGv r1_high, TCGv r2, + TCGv r3, uint32_t n, uint32_t mode) +{ + TCGv temp = tcg_const_i32(n); + TCGv temp2 = tcg_temp_new(); + TCGv temp3 = tcg_temp_new(); + TCGv_i64 temp64 = tcg_temp_new_i64(); + + switch (mode) { + case MODE_LL: + GEN_HELPER_LL(mul_h, temp64, r2, r3, temp); + break; + case MODE_LU: + GEN_HELPER_LU(mul_h, temp64, r2, r3, temp); + break; + case MODE_UL: + GEN_HELPER_UL(mul_h, temp64, r2, r3, temp); + break; + case MODE_UU: + GEN_HELPER_UU(mul_h, temp64, r2, r3, temp); + break; + } + tcg_gen_extr_i64_i32(temp, temp2, temp64); + gen_subs(ret_low, r1_low, temp); + tcg_gen_mov_tl(temp, cpu_PSW_V); + tcg_gen_mov_tl(temp3, cpu_PSW_AV); + gen_subs(ret_high, r1_high, temp2); + /* combine v bits */ + tcg_gen_or_tl(cpu_PSW_V, cpu_PSW_V, temp); + /* combine av bits */ + tcg_gen_or_tl(cpu_PSW_AV, cpu_PSW_AV, temp3); + + tcg_temp_free(temp); + tcg_temp_free(temp2); + tcg_temp_free(temp3); + tcg_temp_free_i64(temp64); +} + +static inline void +gen_msubm_h(TCGv ret_low, TCGv ret_high, TCGv r1_low, TCGv r1_high, TCGv r2, + TCGv r3, uint32_t n, uint32_t mode) +{ + TCGv temp = tcg_const_i32(n); + TCGv_i64 temp64 = tcg_temp_new_i64(); + TCGv_i64 temp64_2 = tcg_temp_new_i64(); + TCGv_i64 temp64_3 = tcg_temp_new_i64(); + switch (mode) { + case MODE_LL: + GEN_HELPER_LL(mulm_h, temp64, r2, r3, temp); + break; + case MODE_LU: + GEN_HELPER_LU(mulm_h, temp64, r2, r3, temp); + break; + case MODE_UL: + GEN_HELPER_UL(mulm_h, temp64, r2, r3, temp); + break; + case MODE_UU: + GEN_HELPER_UU(mulm_h, temp64, r2, r3, temp); + break; + } + tcg_gen_concat_i32_i64(temp64_2, r1_low, r1_high); + gen_sub64_d(temp64_3, temp64_2, temp64); + /* write back result */ + tcg_gen_extr_i64_i32(ret_low, ret_high, temp64_3); + + tcg_temp_free(temp); + tcg_temp_free_i64(temp64); + tcg_temp_free_i64(temp64_2); + tcg_temp_free_i64(temp64_3); +} + +static inline void +gen_msubms_h(TCGv ret_low, TCGv ret_high, TCGv r1_low, TCGv r1_high, TCGv r2, + TCGv r3, uint32_t n, uint32_t mode) +{ + TCGv temp = tcg_const_i32(n); + TCGv_i64 temp64 = tcg_temp_new_i64(); + TCGv_i64 temp64_2 = tcg_temp_new_i64(); + switch (mode) { + case MODE_LL: + GEN_HELPER_LL(mulm_h, temp64, r2, r3, temp); + break; + case MODE_LU: + GEN_HELPER_LU(mulm_h, temp64, r2, r3, temp); + break; + case MODE_UL: + GEN_HELPER_UL(mulm_h, temp64, r2, r3, temp); + break; + case MODE_UU: + GEN_HELPER_UU(mulm_h, temp64, r2, r3, temp); + break; + } + tcg_gen_concat_i32_i64(temp64_2, r1_low, r1_high); + gen_helper_sub64_ssov(temp64, cpu_env, temp64_2, temp64); + tcg_gen_extr_i64_i32(ret_low, ret_high, temp64); + + tcg_temp_free(temp); + tcg_temp_free_i64(temp64); + tcg_temp_free_i64(temp64_2); +} + +static inline void +gen_msubr64_h(TCGv ret, TCGv r1_low, TCGv r1_high, TCGv r2, TCGv r3, uint32_t n, + uint32_t mode) +{ + TCGv temp = tcg_const_i32(n); + TCGv_i64 temp64 = tcg_temp_new_i64(); + switch (mode) { + case MODE_LL: + GEN_HELPER_LL(mul_h, temp64, r2, r3, temp); + break; + case MODE_LU: + GEN_HELPER_LU(mul_h, temp64, r2, r3, temp); + break; + case MODE_UL: + GEN_HELPER_UL(mul_h, temp64, r2, r3, temp); + break; + case MODE_UU: + GEN_HELPER_UU(mul_h, temp64, r2, r3, temp); + break; + } + gen_helper_subr_h(ret, cpu_env, temp64, r1_low, r1_high); + + tcg_temp_free(temp); + tcg_temp_free_i64(temp64); +} + +static inline void +gen_msubr32_h(TCGv ret, TCGv r1, TCGv r2, TCGv r3, uint32_t n, uint32_t mode) +{ + TCGv temp = tcg_temp_new(); + TCGv temp2 = tcg_temp_new(); + + tcg_gen_andi_tl(temp2, r1, 0xffff0000); + tcg_gen_shli_tl(temp, r1, 16); + gen_msubr64_h(ret, temp, temp2, r2, r3, n, mode); + + tcg_temp_free(temp); + tcg_temp_free(temp2); +} + +static inline void +gen_msubr64s_h(TCGv ret, TCGv r1_low, TCGv r1_high, TCGv r2, TCGv r3, + uint32_t n, uint32_t mode) +{ + TCGv temp = tcg_const_i32(n); + TCGv_i64 temp64 = tcg_temp_new_i64(); + switch (mode) { + case MODE_LL: + GEN_HELPER_LL(mul_h, temp64, r2, r3, temp); + break; + case MODE_LU: + GEN_HELPER_LU(mul_h, temp64, r2, r3, temp); + break; + case MODE_UL: + GEN_HELPER_UL(mul_h, temp64, r2, r3, temp); + break; + case MODE_UU: + GEN_HELPER_UU(mul_h, temp64, r2, r3, temp); + break; + } + gen_helper_subr_h_ssov(ret, cpu_env, temp64, r1_low, r1_high); + + tcg_temp_free(temp); + tcg_temp_free_i64(temp64); +} + +static inline void +gen_msubr32s_h(TCGv ret, TCGv r1, TCGv r2, TCGv r3, uint32_t n, uint32_t mode) +{ + TCGv temp = tcg_temp_new(); + TCGv temp2 = tcg_temp_new(); + + tcg_gen_andi_tl(temp2, r1, 0xffff0000); + tcg_gen_shli_tl(temp, r1, 16); + gen_msubr64s_h(ret, temp, temp2, r2, r3, n, mode); + + tcg_temp_free(temp); + tcg_temp_free(temp2); +} + static inline void gen_abs(TCGv ret, TCGv r1) { TCGv temp = tcg_temp_new(); @@ -6468,6 +6710,118 @@ static void decode_rrr1_maddsu_h(CPUTriCoreState *env, DisasContext *ctx) } } +static void decode_rrr1_msub(CPUTriCoreState *env, DisasContext *ctx) +{ + uint32_t op2; + uint32_t r1, r2, r3, r4, n; + + op2 = MASK_OP_RRR1_OP2(ctx->opcode); + r1 = MASK_OP_RRR1_S1(ctx->opcode); + r2 = MASK_OP_RRR1_S2(ctx->opcode); + r3 = MASK_OP_RRR1_S3(ctx->opcode); + r4 = MASK_OP_RRR1_D(ctx->opcode); + n = MASK_OP_RRR1_N(ctx->opcode); + + switch (op2) { + case OPC2_32_RRR1_MSUB_H_LL: + gen_msub_h(cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r3], + cpu_gpr_d[r3+1], cpu_gpr_d[r1], cpu_gpr_d[r2], n, MODE_LL); + break; + case OPC2_32_RRR1_MSUB_H_LU: + gen_msub_h(cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r3], + cpu_gpr_d[r3+1], cpu_gpr_d[r1], cpu_gpr_d[r2], n, MODE_LU); + break; + case OPC2_32_RRR1_MSUB_H_UL: + gen_msub_h(cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r3], + cpu_gpr_d[r3+1], cpu_gpr_d[r1], cpu_gpr_d[r2], n, MODE_UL); + break; + case OPC2_32_RRR1_MSUB_H_UU: + gen_msub_h(cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r3], + cpu_gpr_d[r3+1], cpu_gpr_d[r1], cpu_gpr_d[r2], n, MODE_UU); + break; + case OPC2_32_RRR1_MSUBS_H_LL: + gen_msubs_h(cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r3], + cpu_gpr_d[r3+1], cpu_gpr_d[r1], cpu_gpr_d[r2], n, MODE_LL); + break; + case OPC2_32_RRR1_MSUBS_H_LU: + gen_msubs_h(cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r3], + cpu_gpr_d[r3+1], cpu_gpr_d[r1], cpu_gpr_d[r2], n, MODE_LU); + break; + case OPC2_32_RRR1_MSUBS_H_UL: + gen_msubs_h(cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r3], + cpu_gpr_d[r3+1], cpu_gpr_d[r1], cpu_gpr_d[r2], n, MODE_UL); + break; + case OPC2_32_RRR1_MSUBS_H_UU: + gen_msubs_h(cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r3], + cpu_gpr_d[r3+1], cpu_gpr_d[r1], cpu_gpr_d[r2], n, MODE_UU); + break; + case OPC2_32_RRR1_MSUBM_H_LL: + gen_msubm_h(cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r3], + cpu_gpr_d[r3+1], cpu_gpr_d[r1], cpu_gpr_d[r2], n, MODE_LL); + break; + case OPC2_32_RRR1_MSUBM_H_LU: + gen_msubm_h(cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r3], + cpu_gpr_d[r3+1], cpu_gpr_d[r1], cpu_gpr_d[r2], n, MODE_LU); + break; + case OPC2_32_RRR1_MSUBM_H_UL: + gen_msubm_h(cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r3], + cpu_gpr_d[r3+1], cpu_gpr_d[r1], cpu_gpr_d[r2], n, MODE_UL); + break; + case OPC2_32_RRR1_MSUBM_H_UU: + gen_msubm_h(cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r3], + cpu_gpr_d[r3+1], cpu_gpr_d[r1], cpu_gpr_d[r2], n, MODE_UU); + break; + case OPC2_32_RRR1_MSUBMS_H_LL: + gen_msubms_h(cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r3], + cpu_gpr_d[r3+1], cpu_gpr_d[r1], cpu_gpr_d[r2], n, MODE_LL); + break; + case OPC2_32_RRR1_MSUBMS_H_LU: + gen_msubms_h(cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r3], + cpu_gpr_d[r3+1], cpu_gpr_d[r1], cpu_gpr_d[r2], n, MODE_LU); + break; + case OPC2_32_RRR1_MSUBMS_H_UL: + gen_msubms_h(cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r3], + cpu_gpr_d[r3+1], cpu_gpr_d[r1], cpu_gpr_d[r2], n, MODE_UL); + break; + case OPC2_32_RRR1_MSUBMS_H_UU: + gen_msubms_h(cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r3], + cpu_gpr_d[r3+1], cpu_gpr_d[r1], cpu_gpr_d[r2], n, MODE_UU); + break; + case OPC2_32_RRR1_MSUBR_H_LL: + gen_msubr32_h(cpu_gpr_d[r4], cpu_gpr_d[r3], cpu_gpr_d[r1], + cpu_gpr_d[r2], n, MODE_LL); + break; + case OPC2_32_RRR1_MSUBR_H_LU: + gen_msubr32_h(cpu_gpr_d[r4], cpu_gpr_d[r3], cpu_gpr_d[r1], + cpu_gpr_d[r2], n, MODE_LU); + break; + case OPC2_32_RRR1_MSUBR_H_UL: + gen_msubr32_h(cpu_gpr_d[r4], cpu_gpr_d[r3], cpu_gpr_d[r1], + cpu_gpr_d[r2], n, MODE_UL); + break; + case OPC2_32_RRR1_MSUBR_H_UU: + gen_msubr32_h(cpu_gpr_d[r4], cpu_gpr_d[r3], cpu_gpr_d[r1], + cpu_gpr_d[r2], n, MODE_UU); + break; + case OPC2_32_RRR1_MSUBRS_H_LL: + gen_msubr32s_h(cpu_gpr_d[r4], cpu_gpr_d[r3], cpu_gpr_d[r1], + cpu_gpr_d[r2], n, MODE_LL); + break; + case OPC2_32_RRR1_MSUBRS_H_LU: + gen_msubr32s_h(cpu_gpr_d[r4], cpu_gpr_d[r3], cpu_gpr_d[r1], + cpu_gpr_d[r2], n, MODE_LU); + break; + case OPC2_32_RRR1_MSUBRS_H_UL: + gen_msubr32s_h(cpu_gpr_d[r4], cpu_gpr_d[r3], cpu_gpr_d[r1], + cpu_gpr_d[r2], n, MODE_UL); + break; + case OPC2_32_RRR1_MSUBRS_H_UU: + gen_msubr32s_h(cpu_gpr_d[r4], cpu_gpr_d[r3], cpu_gpr_d[r1], + cpu_gpr_d[r2], n, MODE_UU); + break; + } +} + static void decode_32Bit_opc(CPUTriCoreState *env, DisasContext *ctx) { int op1; @@ -6774,6 +7128,9 @@ static void decode_32Bit_opc(CPUTriCoreState *env, DisasContext *ctx) case OPCM_32_RRR1_MADDSU_H: decode_rrr1_maddsu_h(env, ctx); break; + case OPCM_32_RRR1_MSUB_H: + decode_rrr1_msub(env, ctx); + break; } } |