diff options
Diffstat (limited to 'target-mips/translate.c')
| -rw-r--r-- | target-mips/translate.c | 160 |
1 files changed, 152 insertions, 8 deletions
diff --git a/target-mips/translate.c b/target-mips/translate.c index 82e629e82e..b7e3967ceb 100644 --- a/target-mips/translate.c +++ b/target-mips/translate.c @@ -1941,11 +1941,47 @@ static void gen_muldiv (DisasContext *ctx, uint32_t opc, opn = "divu"; break; case OPC_MULT: - gen_op_mult(); + { + TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_I64); + TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_I64); + + tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]); + tcg_gen_ext32s_tl(cpu_T[1], cpu_T[1]); + tcg_gen_ext_tl_i64(r_tmp1, cpu_T[0]); + tcg_gen_ext_tl_i64(r_tmp2, cpu_T[1]); + tcg_gen_mul_i64(r_tmp1, r_tmp1, r_tmp2); + tcg_temp_free(r_tmp2); + tcg_gen_trunc_i64_tl(cpu_T[0], r_tmp1); + tcg_gen_shri_i64(r_tmp1, r_tmp1, 32); + tcg_gen_trunc_i64_tl(cpu_T[1], r_tmp1); + tcg_temp_free(r_tmp1); + tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]); + tcg_gen_ext32s_tl(cpu_T[1], cpu_T[1]); + gen_store_LO(cpu_T[0], 0); + gen_store_HI(cpu_T[1], 0); + } opn = "mult"; break; case OPC_MULTU: - gen_op_multu(); + { + TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_I64); + TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_I64); + + tcg_gen_ext32u_tl(cpu_T[0], cpu_T[0]); + tcg_gen_ext32u_tl(cpu_T[1], cpu_T[1]); + tcg_gen_extu_tl_i64(r_tmp1, cpu_T[0]); + tcg_gen_extu_tl_i64(r_tmp2, cpu_T[1]); + tcg_gen_mul_i64(r_tmp1, r_tmp1, r_tmp2); + tcg_temp_free(r_tmp2); + tcg_gen_trunc_i64_tl(cpu_T[0], r_tmp1); + tcg_gen_shri_i64(r_tmp1, r_tmp1, 32); + tcg_gen_trunc_i64_tl(cpu_T[1], r_tmp1); + tcg_temp_free(r_tmp1); + tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]); + tcg_gen_ext32s_tl(cpu_T[1], cpu_T[1]); + gen_store_LO(cpu_T[0], 0); + gen_store_HI(cpu_T[1], 0); + } opn = "multu"; break; #if defined(TARGET_MIPS64) @@ -2003,28 +2039,136 @@ static void gen_muldiv (DisasContext *ctx, uint32_t opc, opn = "ddivu"; break; case OPC_DMULT: - gen_op_dmult(); + tcg_gen_helper_0_0(do_dmult); opn = "dmult"; break; case OPC_DMULTU: - gen_op_dmultu(); + tcg_gen_helper_0_0(do_dmultu); opn = "dmultu"; break; #endif case OPC_MADD: - gen_op_madd(); + { + TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_I64); + TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_I64); + TCGv r_tmp3 = tcg_temp_new(TCG_TYPE_I64); + + tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]); + tcg_gen_ext32s_tl(cpu_T[1], cpu_T[1]); + tcg_gen_ext_tl_i64(r_tmp1, cpu_T[0]); + tcg_gen_ext_tl_i64(r_tmp2, cpu_T[1]); + tcg_gen_mul_i64(r_tmp1, r_tmp1, r_tmp2); + gen_load_LO(cpu_T[0], 0); + gen_load_HI(cpu_T[1], 0); + tcg_gen_extu_tl_i64(r_tmp2, cpu_T[0]); + tcg_gen_extu_tl_i64(r_tmp3, cpu_T[1]); + tcg_gen_shli_i64(r_tmp3, r_tmp3, 32); + tcg_gen_or_i64(r_tmp2, r_tmp2, r_tmp3); + tcg_temp_free(r_tmp3); + tcg_gen_add_i64(r_tmp1, r_tmp1, r_tmp2); + tcg_temp_free(r_tmp2); + tcg_gen_trunc_i64_tl(cpu_T[0], r_tmp1); + tcg_gen_shri_i64(r_tmp1, r_tmp1, 32); + tcg_gen_trunc_i64_tl(cpu_T[1], r_tmp1); + tcg_temp_free(r_tmp1); + tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]); + tcg_gen_ext32s_tl(cpu_T[1], cpu_T[1]); + gen_store_LO(cpu_T[0], 0); + gen_store_HI(cpu_T[1], 0); + } opn = "madd"; break; case OPC_MADDU: - gen_op_maddu(); + { + TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_I64); + TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_I64); + TCGv r_tmp3 = tcg_temp_new(TCG_TYPE_I64); + + tcg_gen_ext32u_tl(cpu_T[0], cpu_T[0]); + tcg_gen_ext32u_tl(cpu_T[1], cpu_T[1]); + tcg_gen_extu_tl_i64(r_tmp1, cpu_T[0]); + tcg_gen_extu_tl_i64(r_tmp2, cpu_T[1]); + tcg_gen_mul_i64(r_tmp1, r_tmp1, r_tmp2); + gen_load_LO(cpu_T[0], 0); + gen_load_HI(cpu_T[1], 0); + tcg_gen_extu_tl_i64(r_tmp2, cpu_T[0]); + tcg_gen_extu_tl_i64(r_tmp3, cpu_T[1]); + tcg_gen_shli_i64(r_tmp3, r_tmp3, 32); + tcg_gen_or_i64(r_tmp2, r_tmp2, r_tmp3); + tcg_temp_free(r_tmp3); + tcg_gen_add_i64(r_tmp1, r_tmp1, r_tmp2); + tcg_temp_free(r_tmp2); + tcg_gen_trunc_i64_tl(cpu_T[0], r_tmp1); + tcg_gen_shri_i64(r_tmp1, r_tmp1, 32); + tcg_gen_trunc_i64_tl(cpu_T[1], r_tmp1); + tcg_temp_free(r_tmp1); + tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]); + tcg_gen_ext32s_tl(cpu_T[1], cpu_T[1]); + gen_store_LO(cpu_T[0], 0); + gen_store_HI(cpu_T[1], 0); + } opn = "maddu"; break; case OPC_MSUB: - gen_op_msub(); + { + TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_I64); + TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_I64); + TCGv r_tmp3 = tcg_temp_new(TCG_TYPE_I64); + + tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]); + tcg_gen_ext32s_tl(cpu_T[1], cpu_T[1]); + tcg_gen_ext_tl_i64(r_tmp1, cpu_T[0]); + tcg_gen_ext_tl_i64(r_tmp2, cpu_T[1]); + tcg_gen_mul_i64(r_tmp1, r_tmp1, r_tmp2); + gen_load_LO(cpu_T[0], 0); + gen_load_HI(cpu_T[1], 0); + tcg_gen_extu_tl_i64(r_tmp2, cpu_T[0]); + tcg_gen_extu_tl_i64(r_tmp3, cpu_T[1]); + tcg_gen_shli_i64(r_tmp3, r_tmp3, 32); + tcg_gen_or_i64(r_tmp2, r_tmp2, r_tmp3); + tcg_temp_free(r_tmp3); + tcg_gen_sub_i64(r_tmp1, r_tmp1, r_tmp2); + tcg_temp_free(r_tmp2); + tcg_gen_trunc_i64_tl(cpu_T[0], r_tmp1); + tcg_gen_shri_i64(r_tmp1, r_tmp1, 32); + tcg_gen_trunc_i64_tl(cpu_T[1], r_tmp1); + tcg_temp_free(r_tmp1); + tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]); + tcg_gen_ext32s_tl(cpu_T[1], cpu_T[1]); + gen_store_LO(cpu_T[0], 0); + gen_store_HI(cpu_T[1], 0); + } opn = "msub"; break; case OPC_MSUBU: - gen_op_msubu(); + { + TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_I64); + TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_I64); + TCGv r_tmp3 = tcg_temp_new(TCG_TYPE_I64); + + tcg_gen_ext32u_tl(cpu_T[0], cpu_T[0]); + tcg_gen_ext32u_tl(cpu_T[1], cpu_T[1]); + tcg_gen_extu_tl_i64(r_tmp1, cpu_T[0]); + tcg_gen_extu_tl_i64(r_tmp2, cpu_T[1]); + tcg_gen_mul_i64(r_tmp1, r_tmp1, r_tmp2); + gen_load_LO(cpu_T[0], 0); + gen_load_HI(cpu_T[1], 0); + tcg_gen_extu_tl_i64(r_tmp2, cpu_T[0]); + tcg_gen_extu_tl_i64(r_tmp3, cpu_T[1]); + tcg_gen_shli_i64(r_tmp3, r_tmp3, 32); + tcg_gen_or_i64(r_tmp2, r_tmp2, r_tmp3); + tcg_temp_free(r_tmp3); + tcg_gen_sub_i64(r_tmp1, r_tmp1, r_tmp2); + tcg_temp_free(r_tmp2); + tcg_gen_trunc_i64_tl(cpu_T[0], r_tmp1); + tcg_gen_shri_i64(r_tmp1, r_tmp1, 32); + tcg_gen_trunc_i64_tl(cpu_T[1], r_tmp1); + tcg_temp_free(r_tmp1); + tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]); + tcg_gen_ext32s_tl(cpu_T[1], cpu_T[1]); + gen_store_LO(cpu_T[0], 0); + gen_store_HI(cpu_T[1], 0); + } opn = "msubu"; break; default: |