X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=source%2Fmupen64plus-core%2Fsrc%2Fr4300%2Finterpreter_cop1.def;fp=source%2Fmupen64plus-core%2Fsrc%2Fr4300%2Finterpreter_cop1.def;h=54e2d963fdd3e7c1419928ce0efc45e7b7e67d54;hb=451ab91e3827a6384981b3300e2a7000d2eaba58;hp=0000000000000000000000000000000000000000;hpb=a2ab25365b5b0dddbee476d695d8a31151407581;p=mupen64plus-pandora.git diff --git a/source/mupen64plus-core/src/r4300/interpreter_cop1.def b/source/mupen64plus-core/src/r4300/interpreter_cop1.def new file mode 100644 index 0000000..54e2d96 --- /dev/null +++ b/source/mupen64plus-core/src/r4300/interpreter_cop1.def @@ -0,0 +1,708 @@ +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * Mupen64plus - interpreter_cop1.def * + * Mupen64Plus homepage: http://code.google.com/p/mupen64plus/ * + * Copyright (C) 2002 Hacktarux * + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + * This program is distributed in the hope that it will be useful, * + * but WITHOUT ANY WARRANTY; without even the implied warranty of * + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * + * GNU General Public License for more details. * + * * + * You should have received a copy of the GNU General Public License * + * along with this program; if not, write to the * + * Free Software Foundation, Inc., * + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ + +#include "fpu.h" + +DECLARE_JUMP(BC1F, PCADDR + (iimmediate+1)*4, (FCR31 & 0x800000)==0, ®[0], 0, 1) +DECLARE_JUMP(BC1T, PCADDR + (iimmediate+1)*4, (FCR31 & 0x800000)!=0, ®[0], 0, 1) +DECLARE_JUMP(BC1FL, PCADDR + (iimmediate+1)*4, (FCR31 & 0x800000)==0, ®[0], 1, 1) +DECLARE_JUMP(BC1TL, PCADDR + (iimmediate+1)*4, (FCR31 & 0x800000)!=0, ®[0], 1, 1) + +DECLARE_INSTRUCTION(MFC1) +{ + if (check_cop1_unusable()) return; + rrt32 = *((int*)reg_cop1_simple[rfs]); + sign_extended(rrt); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(DMFC1) +{ + if (check_cop1_unusable()) return; + rrt = *((long long*)reg_cop1_double[rfs]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(CFC1) +{ + if (check_cop1_unusable()) return; + if (rfs==31) + { + rrt32 = FCR31; + sign_extended(rrt); + } + if (rfs==0) + { + rrt32 = FCR0; + sign_extended(rrt); + } + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(MTC1) +{ + if (check_cop1_unusable()) return; + *((int*)reg_cop1_simple[rfs]) = rrt32; + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(DMTC1) +{ + if (check_cop1_unusable()) return; + *((long long*)reg_cop1_double[rfs]) = rrt; + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(CTC1) +{ + if (check_cop1_unusable()) return; + if (rfs==31) + FCR31 = rrt32; + switch((FCR31 & 3)) + { + case 0: + rounding_mode = 0x33F; // Round to nearest, or to even if equidistant + break; + case 1: + rounding_mode = 0xF3F; // Truncate (toward 0) + break; + case 2: + rounding_mode = 0xB3F; // Round up (toward +infinity) + break; + case 3: + rounding_mode = 0x73F; // Round down (toward -infinity) + break; + } + //if ((FCR31 >> 7) & 0x1F) printf("FPU Exception enabled : %x\n", + // (int)((FCR31 >> 7) & 0x1F)); + ADD_TO_PC(1); +} + +// COP1_D +DECLARE_INSTRUCTION(ADD_D) +{ + if (check_cop1_unusable()) return; + add_d(reg_cop1_double[cffs], reg_cop1_double[cfft], reg_cop1_double[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(SUB_D) +{ + if (check_cop1_unusable()) return; + sub_d(reg_cop1_double[cffs], reg_cop1_double[cfft], reg_cop1_double[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(MUL_D) +{ + if (check_cop1_unusable()) return; + mul_d(reg_cop1_double[cffs], reg_cop1_double[cfft], reg_cop1_double[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(DIV_D) +{ + if (check_cop1_unusable()) return; + if((FCR31 & 0x400) && *reg_cop1_double[cfft] == 0) + { + //FCR31 |= 0x8020; + /*FCR31 |= 0x8000; + Cause = 15 << 2; + exception_general();*/ + DebugMessage(M64MSG_ERROR, "DIV_D by 0"); + //return; + } + div_d(reg_cop1_double[cffs], reg_cop1_double[cfft], reg_cop1_double[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(SQRT_D) +{ + if (check_cop1_unusable()) return; + sqrt_d(reg_cop1_double[cffs], reg_cop1_double[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(ABS_D) +{ + if (check_cop1_unusable()) return; + abs_d(reg_cop1_double[cffs], reg_cop1_double[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(MOV_D) +{ + if (check_cop1_unusable()) return; + mov_d(reg_cop1_double[cffs], reg_cop1_double[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(NEG_D) +{ + if (check_cop1_unusable()) return; + neg_d(reg_cop1_double[cffs], reg_cop1_double[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(ROUND_L_D) +{ + if (check_cop1_unusable()) return; + round_l_d(reg_cop1_double[cffs], (long long*)(reg_cop1_double[cffd])); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(TRUNC_L_D) +{ + if (check_cop1_unusable()) return; + trunc_l_d(reg_cop1_double[cffs], (long long*)(reg_cop1_double[cffd])); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(CEIL_L_D) +{ + if (check_cop1_unusable()) return; + ceil_l_d(reg_cop1_double[cffs], (long long*)(reg_cop1_double[cffd])); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(FLOOR_L_D) +{ + if (check_cop1_unusable()) return; + floor_l_d(reg_cop1_double[cffs], (long long*)(reg_cop1_double[cffd])); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(ROUND_W_D) +{ + if (check_cop1_unusable()) return; + round_w_d(reg_cop1_double[cffs], (int*)reg_cop1_simple[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(TRUNC_W_D) +{ + if (check_cop1_unusable()) return; + trunc_w_d(reg_cop1_double[cffs], (int*)reg_cop1_simple[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(CEIL_W_D) +{ + if (check_cop1_unusable()) return; + ceil_w_d(reg_cop1_double[cffs], (int*)reg_cop1_simple[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(FLOOR_W_D) +{ + if (check_cop1_unusable()) return; + floor_w_d(reg_cop1_double[cffs], (int*)reg_cop1_simple[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(CVT_S_D) +{ + if (check_cop1_unusable()) return; + cvt_s_d(reg_cop1_double[cffs], reg_cop1_simple[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(CVT_W_D) +{ + if (check_cop1_unusable()) return; + cvt_w_d(reg_cop1_double[cffs], (int*)reg_cop1_simple[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(CVT_L_D) +{ + if (check_cop1_unusable()) return; + cvt_l_d(reg_cop1_double[cffs], (long long*)(reg_cop1_double[cffd])); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_F_D) +{ + if (check_cop1_unusable()) return; + c_f_d(); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_UN_D) +{ + if (check_cop1_unusable()) return; + c_un_d(reg_cop1_double[cffs], reg_cop1_double[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_EQ_D) +{ + if (check_cop1_unusable()) return; + c_eq_d(reg_cop1_double[cffs], reg_cop1_double[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_UEQ_D) +{ + if (check_cop1_unusable()) return; + c_ueq_d(reg_cop1_double[cffs], reg_cop1_double[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_OLT_D) +{ + if (check_cop1_unusable()) return; + c_olt_d(reg_cop1_double[cffs], reg_cop1_double[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_ULT_D) +{ + if (check_cop1_unusable()) return; + c_ult_d(reg_cop1_double[cffs], reg_cop1_double[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_OLE_D) +{ + if (check_cop1_unusable()) return; + c_ole_d(reg_cop1_double[cffs], reg_cop1_double[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_ULE_D) +{ + if (check_cop1_unusable()) return; + c_ule_d(reg_cop1_double[cffs], reg_cop1_double[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_SF_D) +{ + if (isnan(*reg_cop1_double[cffs]) || isnan(*reg_cop1_double[cfft])) + { + DebugMessage(M64MSG_ERROR, "Invalid operation exception in C opcode"); + stop=1; + } + c_sf_d(reg_cop1_double[cffs], reg_cop1_double[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_NGLE_D) +{ + if (isnan(*reg_cop1_double[cffs]) || isnan(*reg_cop1_double[cfft])) + { + DebugMessage(M64MSG_ERROR, "Invalid operation exception in C opcode"); + stop=1; + } + c_ngle_d(reg_cop1_double[cffs], reg_cop1_double[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_SEQ_D) +{ + if (isnan(*reg_cop1_double[cffs]) || isnan(*reg_cop1_double[cfft])) + { + DebugMessage(M64MSG_ERROR, "Invalid operation exception in C opcode"); + stop=1; + } + c_seq_d(reg_cop1_double[cffs], reg_cop1_double[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_NGL_D) +{ + if (isnan(*reg_cop1_double[cffs]) || isnan(*reg_cop1_double[cfft])) + { + DebugMessage(M64MSG_ERROR, "Invalid operation exception in C opcode"); + stop=1; + } + c_ngl_d(reg_cop1_double[cffs], reg_cop1_double[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_LT_D) +{ + if (check_cop1_unusable()) return; + if (isnan(*reg_cop1_double[cffs]) || isnan(*reg_cop1_double[cfft])) + { + DebugMessage(M64MSG_ERROR, "Invalid operation exception in C opcode"); + stop=1; + } + c_lt_d(reg_cop1_double[cffs], reg_cop1_double[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_NGE_D) +{ + if (check_cop1_unusable()) return; + if (isnan(*reg_cop1_double[cffs]) || isnan(*reg_cop1_double[cfft])) + { + DebugMessage(M64MSG_ERROR, "Invalid operation exception in C opcode"); + stop=1; + } + c_nge_d(reg_cop1_double[cffs], reg_cop1_double[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_LE_D) +{ + if (check_cop1_unusable()) return; + if (isnan(*reg_cop1_double[cffs]) || isnan(*reg_cop1_double[cfft])) + { + DebugMessage(M64MSG_ERROR, "Invalid operation exception in C opcode"); + stop=1; + } + c_le_d(reg_cop1_double[cffs], reg_cop1_double[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_NGT_D) +{ + if (check_cop1_unusable()) return; + if (isnan(*reg_cop1_double[cffs]) || isnan(*reg_cop1_double[cfft])) + { + DebugMessage(M64MSG_ERROR, "Invalid operation exception in C opcode"); + stop=1; + } + c_ngt_d(reg_cop1_double[cffs], reg_cop1_double[cfft]); + ADD_TO_PC(1); +} + +// COP1_L +DECLARE_INSTRUCTION(CVT_S_L) +{ + if (check_cop1_unusable()) return; + cvt_s_l((long long*)(reg_cop1_double[cffs]), reg_cop1_simple[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(CVT_D_L) +{ + if (check_cop1_unusable()) return; + cvt_d_l((long long*)(reg_cop1_double[cffs]), reg_cop1_double[cffd]); + ADD_TO_PC(1); +} + +// COP1_S +DECLARE_INSTRUCTION(ADD_S) +{ + if (check_cop1_unusable()) return; + add_s(reg_cop1_simple[cffs], reg_cop1_simple[cfft], reg_cop1_simple[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(SUB_S) +{ + if (check_cop1_unusable()) return; + sub_s(reg_cop1_simple[cffs], reg_cop1_simple[cfft], reg_cop1_simple[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(MUL_S) +{ + if (check_cop1_unusable()) return; + mul_s(reg_cop1_simple[cffs], reg_cop1_simple[cfft], reg_cop1_simple[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(DIV_S) +{ + if (check_cop1_unusable()) return; + if((FCR31 & 0x400) && *reg_cop1_simple[cfft] == 0) + { + DebugMessage(M64MSG_ERROR, "DIV_S by 0"); + } + div_s(reg_cop1_simple[cffs], reg_cop1_simple[cfft], reg_cop1_simple[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(SQRT_S) +{ + if (check_cop1_unusable()) return; + sqrt_s(reg_cop1_simple[cffs], reg_cop1_simple[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(ABS_S) +{ + if (check_cop1_unusable()) return; + abs_s(reg_cop1_simple[cffs], reg_cop1_simple[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(MOV_S) +{ + if (check_cop1_unusable()) return; + mov_s(reg_cop1_simple[cffs], reg_cop1_simple[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(NEG_S) +{ + if (check_cop1_unusable()) return; + neg_s(reg_cop1_simple[cffs], reg_cop1_simple[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(ROUND_L_S) +{ + if (check_cop1_unusable()) return; + round_l_s(reg_cop1_simple[cffs], (long long*)(reg_cop1_double[cffd])); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(TRUNC_L_S) +{ + if (check_cop1_unusable()) return; + trunc_l_s(reg_cop1_simple[cffs], (long long*)(reg_cop1_double[cffd])); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(CEIL_L_S) +{ + if (check_cop1_unusable()) return; + ceil_l_s(reg_cop1_simple[cffs], (long long*)(reg_cop1_double[cffd])); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(FLOOR_L_S) +{ + if (check_cop1_unusable()) return; + floor_l_s(reg_cop1_simple[cffs], (long long*)(reg_cop1_double[cffd])); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(ROUND_W_S) +{ + if (check_cop1_unusable()) return; + round_w_s(reg_cop1_simple[cffs], (int*)reg_cop1_simple[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(TRUNC_W_S) +{ + if (check_cop1_unusable()) return; + trunc_w_s(reg_cop1_simple[cffs], (int*)reg_cop1_simple[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(CEIL_W_S) +{ + if (check_cop1_unusable()) return; + ceil_w_s(reg_cop1_simple[cffs], (int*)reg_cop1_simple[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(FLOOR_W_S) +{ + if (check_cop1_unusable()) return; + floor_w_s(reg_cop1_simple[cffs], (int*)reg_cop1_simple[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(CVT_D_S) +{ + if (check_cop1_unusable()) return; + cvt_d_s(reg_cop1_simple[cffs], reg_cop1_double[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(CVT_W_S) +{ + if (check_cop1_unusable()) return; + cvt_w_s(reg_cop1_simple[cffs], (int*)reg_cop1_simple[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(CVT_L_S) +{ + if (check_cop1_unusable()) return; + cvt_l_s(reg_cop1_simple[cffs], (long long*)(reg_cop1_double[cffd])); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_F_S) +{ + if (check_cop1_unusable()) return; + c_f_s(); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_UN_S) +{ + if (check_cop1_unusable()) return; + c_un_s(reg_cop1_simple[cffs], reg_cop1_simple[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_EQ_S) +{ + if (check_cop1_unusable()) return; + c_eq_s(reg_cop1_simple[cffs], reg_cop1_simple[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_UEQ_S) +{ + if (check_cop1_unusable()) return; + c_ueq_s(reg_cop1_simple[cffs], reg_cop1_simple[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_OLT_S) +{ + if (check_cop1_unusable()) return; + c_olt_s(reg_cop1_simple[cffs], reg_cop1_simple[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_ULT_S) +{ + if (check_cop1_unusable()) return; + c_ult_s(reg_cop1_simple[cffs], reg_cop1_simple[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_OLE_S) +{ + if (check_cop1_unusable()) return; + c_ole_s(reg_cop1_simple[cffs], reg_cop1_simple[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_ULE_S) +{ + if (check_cop1_unusable()) return; + c_ule_s(reg_cop1_simple[cffs], reg_cop1_simple[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_SF_S) +{ + if (check_cop1_unusable()) return; + if (isnan(*reg_cop1_simple[cffs]) || isnan(*reg_cop1_simple[cfft])) + { + DebugMessage(M64MSG_ERROR, "Invalid operation exception in C opcode"); + stop=1; + } + c_sf_s(reg_cop1_simple[cffs], reg_cop1_simple[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_NGLE_S) +{ + if (check_cop1_unusable()) return; + if (isnan(*reg_cop1_simple[cffs]) || isnan(*reg_cop1_simple[cfft])) + { + DebugMessage(M64MSG_ERROR, "Invalid operation exception in C opcode"); + stop=1; + } + c_ngle_s(reg_cop1_simple[cffs], reg_cop1_simple[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_SEQ_S) +{ + if (check_cop1_unusable()) return; + if (isnan(*reg_cop1_simple[cffs]) || isnan(*reg_cop1_simple[cfft])) + { + DebugMessage(M64MSG_ERROR, "Invalid operation exception in C opcode"); + stop=1; + } + c_seq_s(reg_cop1_simple[cffs], reg_cop1_simple[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_NGL_S) +{ + if (check_cop1_unusable()) return; + if (isnan(*reg_cop1_simple[cffs]) || isnan(*reg_cop1_simple[cfft])) + { + DebugMessage(M64MSG_ERROR, "Invalid operation exception in C opcode"); + stop=1; + } + c_ngl_s(reg_cop1_simple[cffs], reg_cop1_simple[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_LT_S) +{ + if (check_cop1_unusable()) return; + if (isnan(*reg_cop1_simple[cffs]) || isnan(*reg_cop1_simple[cfft])) + { + DebugMessage(M64MSG_ERROR, "Invalid operation exception in C opcode"); + stop=1; + } + c_lt_s(reg_cop1_simple[cffs], reg_cop1_simple[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_NGE_S) +{ + if (check_cop1_unusable()) return; + if (isnan(*reg_cop1_simple[cffs]) || isnan(*reg_cop1_simple[cfft])) + { + DebugMessage(M64MSG_ERROR, "Invalid operation exception in C opcode"); + stop=1; + } + c_nge_s(reg_cop1_simple[cffs], reg_cop1_simple[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_LE_S) +{ + if (check_cop1_unusable()) return; + if (isnan(*reg_cop1_simple[cffs]) || isnan(*reg_cop1_simple[cfft])) + { + DebugMessage(M64MSG_ERROR, "Invalid operation exception in C opcode"); + stop=1; + } + c_le_s(reg_cop1_simple[cffs], reg_cop1_simple[cfft]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(C_NGT_S) +{ + if (check_cop1_unusable()) return; + if (isnan(*reg_cop1_simple[cffs]) || isnan(*reg_cop1_simple[cfft])) + { + DebugMessage(M64MSG_ERROR, "Invalid operation exception in C opcode"); + stop=1; + } + c_ngt_s(reg_cop1_simple[cffs], reg_cop1_simple[cfft]); + ADD_TO_PC(1); +} + +// COP1_W +DECLARE_INSTRUCTION(CVT_S_W) +{ + if (check_cop1_unusable()) return; + cvt_s_w((int*)reg_cop1_simple[cffs], reg_cop1_simple[cffd]); + ADD_TO_PC(1); +} + +DECLARE_INSTRUCTION(CVT_D_W) +{ + if (check_cop1_unusable()) return; + cvt_d_w((int*)reg_cop1_simple[cffs], reg_cop1_double[cffd]); + ADD_TO_PC(1); +}