239 lines
10 KiB
C++
239 lines
10 KiB
C++
/*
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* Project 64 - A Nintendo 64 emulator.
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*
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* (c) Copyright 2001 zilmar (zilmar@emulation64.com) and
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* Jabo (jabo@emulation64.com).
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*
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* pj64 homepage: www.pj64.net
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*
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* Permission to use, copy, modify and distribute Project64 in both binary and
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* source form, for non-commercial purposes, is hereby granted without fee,
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* providing that this license information and copyright notice appear with
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* all copies and any derived work.
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event shall the authors be held liable for any damages
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* arising from the use of this software.
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*
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* Project64 is freeware for PERSONAL USE only. Commercial users should
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* seek permission of the copyright holders first. Commercial use includes
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* charging money for Project64 or software derived from Project64.
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*
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* The copyright holders request that bug fixes and improvements to the code
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* should be forwarded to them so if they want them.
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*
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*/
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class R4300iOp
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{
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public:
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/************************* OpCode functions *************************/
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static void _fastcall J ( void );
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static void _fastcall JAL ( void );
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static void _fastcall BNE ( void );
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static void _fastcall BEQ ( void );
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static void _fastcall BLEZ ( void );
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static void _fastcall BGTZ ( void );
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static void _fastcall ADDI ( void );
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static void _fastcall ADDIU ( void );
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static void _fastcall SLTI ( void );
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static void _fastcall SLTIU ( void );
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static void _fastcall ANDI ( void );
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static void _fastcall ORI ( void );
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static void _fastcall XORI ( void );
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static void _fastcall LUI ( void );
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static void _fastcall BEQL ( void );
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static void _fastcall BNEL ( void );
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static void _fastcall BLEZL ( void );
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static void _fastcall BGTZL ( void );
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static void _fastcall DADDIU ( void );
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static void _fastcall LDL ( void );
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static void _fastcall LDR ( void );
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static void _fastcall LB ( void );
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static void _fastcall LH ( void );
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static void _fastcall LWL ( void );
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static void _fastcall LW ( void );
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static void _fastcall LBU ( void );
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static void _fastcall LHU ( void );
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static void _fastcall LWR ( void );
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static void _fastcall LWU ( void );
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static void _fastcall SB ( void );
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static void _fastcall SH ( void );
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static void _fastcall SWL ( void );
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static void _fastcall SW ( void );
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static void _fastcall SDL ( void );
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static void _fastcall SDR ( void );
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static void _fastcall SWR ( void );
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static void _fastcall CACHE ( void );
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static void _fastcall LL ( void );
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static void _fastcall LWC1 ( void );
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static void _fastcall LDC1 ( void );
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static void _fastcall LD ( void );
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static void _fastcall SC ( void );
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static void _fastcall SWC1 ( void );
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static void _fastcall SDC1 ( void );
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static void _fastcall SD ( void );
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/********************** R4300i OpCodes: Special **********************/
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static void _fastcall SPECIAL_SLL ( void );
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static void _fastcall SPECIAL_SRL ( void );
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static void _fastcall SPECIAL_SRA ( void );
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static void _fastcall SPECIAL_SLLV ( void );
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static void _fastcall SPECIAL_SRLV ( void );
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static void _fastcall SPECIAL_SRAV ( void );
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static void _fastcall SPECIAL_JR ( void );
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static void _fastcall SPECIAL_JALR ( void );
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static void _fastcall SPECIAL_SYSCALL ( void );
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static void _fastcall SPECIAL_BREAK ( void );
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static void _fastcall SPECIAL_SYNC ( void );
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static void _fastcall SPECIAL_MFHI ( void );
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static void _fastcall SPECIAL_MTHI ( void );
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static void _fastcall SPECIAL_MFLO ( void );
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static void _fastcall SPECIAL_MTLO ( void );
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static void _fastcall SPECIAL_DSLLV ( void );
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static void _fastcall SPECIAL_DSRLV ( void );
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static void _fastcall SPECIAL_DSRAV ( void );
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static void _fastcall SPECIAL_MULT ( void );
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static void _fastcall SPECIAL_MULTU ( void );
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static void _fastcall SPECIAL_DIV ( void );
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static void _fastcall SPECIAL_DIVU ( void );
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static void _fastcall SPECIAL_DMULT ( void );
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static void _fastcall SPECIAL_DMULTU ( void );
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static void _fastcall SPECIAL_DDIV ( void );
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static void _fastcall SPECIAL_DDIVU ( void );
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static void _fastcall SPECIAL_ADD ( void );
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static void _fastcall SPECIAL_ADDU ( void );
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static void _fastcall SPECIAL_SUB ( void );
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static void _fastcall SPECIAL_SUBU ( void );
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static void _fastcall SPECIAL_AND ( void );
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static void _fastcall SPECIAL_OR ( void );
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static void _fastcall SPECIAL_XOR ( void );
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static void _fastcall SPECIAL_NOR ( void );
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static void _fastcall SPECIAL_SLT ( void );
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static void _fastcall SPECIAL_SLTU ( void );
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static void _fastcall SPECIAL_DADD ( void );
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static void _fastcall SPECIAL_DADDU ( void );
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static void _fastcall SPECIAL_DSUB ( void );
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static void _fastcall SPECIAL_DSUBU ( void );
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static void _fastcall SPECIAL_TEQ ( void );
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static void _fastcall SPECIAL_DSLL ( void );
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static void _fastcall SPECIAL_DSRL ( void );
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static void _fastcall SPECIAL_DSRA ( void );
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static void _fastcall SPECIAL_DSLL32 ( void );
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static void _fastcall SPECIAL_DSRL32 ( void );
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static void _fastcall SPECIAL_DSRA32 ( void );
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/********************** R4300i OpCodes: RegImm **********************/
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static void _fastcall REGIMM_BLTZ ( void );
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static void _fastcall REGIMM_BGEZ ( void );
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static void _fastcall REGIMM_BLTZL ( void );
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static void _fastcall REGIMM_BGEZL ( void );
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static void _fastcall REGIMM_BLTZAL ( void );
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static void _fastcall REGIMM_BGEZAL ( void );
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/************************** COP0 functions **************************/
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static void _fastcall COP0_MF ( void );
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static void _fastcall COP0_MT ( void );
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/************************** COP0 CO functions ***********************/
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static void _fastcall COP0_CO_TLBR ( void );
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static void _fastcall COP0_CO_TLBWI ( void );
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static void _fastcall COP0_CO_TLBWR ( void );
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static void _fastcall COP0_CO_TLBP ( void );
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static void _fastcall COP0_CO_ERET ( void );
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/************************** COP1 functions **************************/
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static void _fastcall COP1_MF ( void );
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static void _fastcall COP1_DMF ( void );
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static void _fastcall COP1_CF ( void );
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static void _fastcall COP1_MT ( void );
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static void _fastcall COP1_DMT ( void );
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static void _fastcall COP1_CT ( void );
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/************************* COP1: BC1 functions ***********************/
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static void _fastcall COP1_BCF ( void );
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static void _fastcall COP1_BCT ( void );
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static void _fastcall COP1_BCFL ( void );
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static void _fastcall COP1_BCTL ( void );
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/************************** COP1: S functions ************************/
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static void _fastcall COP1_S_ADD ( void );
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static void _fastcall COP1_S_SUB ( void );
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static void _fastcall COP1_S_MUL ( void );
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static void _fastcall COP1_S_DIV ( void );
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static void _fastcall COP1_S_SQRT ( void );
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static void _fastcall COP1_S_ABS ( void );
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static void _fastcall COP1_S_MOV ( void );
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static void _fastcall COP1_S_NEG ( void );
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static void _fastcall COP1_S_TRUNC_L ( void );
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static void _fastcall COP1_S_CEIL_L ( void ); //added by Witten
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static void _fastcall COP1_S_FLOOR_L ( void ); //added by Witten
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static void _fastcall COP1_S_ROUND_W ( void );
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static void _fastcall COP1_S_TRUNC_W ( void );
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static void _fastcall COP1_S_CEIL_W ( void ); //added by Witten
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static void _fastcall COP1_S_FLOOR_W ( void );
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static void _fastcall COP1_S_CVT_D ( void );
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static void _fastcall COP1_S_CVT_W ( void );
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static void _fastcall COP1_S_CVT_L ( void );
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static void _fastcall COP1_S_CMP ( void );
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/************************** COP1: D functions ************************/
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static void _fastcall COP1_D_ADD ( void );
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static void _fastcall COP1_D_SUB ( void );
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static void _fastcall COP1_D_MUL ( void );
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static void _fastcall COP1_D_DIV ( void );
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static void _fastcall COP1_D_SQRT ( void );
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static void _fastcall COP1_D_ABS ( void );
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static void _fastcall COP1_D_MOV ( void );
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static void _fastcall COP1_D_NEG ( void );
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static void _fastcall COP1_D_TRUNC_L ( void ); //added by Witten
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static void _fastcall COP1_D_CEIL_L ( void ); //added by Witten
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static void _fastcall COP1_D_FLOOR_L ( void ); //added by Witten
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static void _fastcall COP1_D_ROUND_W ( void );
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static void _fastcall COP1_D_TRUNC_W ( void );
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static void _fastcall COP1_D_CEIL_W ( void ); //added by Witten
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static void _fastcall COP1_D_FLOOR_W ( void ); //added by Witten
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static void _fastcall COP1_D_CVT_S ( void );
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static void _fastcall COP1_D_CVT_W ( void );
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static void _fastcall COP1_D_CVT_L ( void );
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static void _fastcall COP1_D_CMP ( void );
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/************************** COP1: W functions ************************/
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static void _fastcall COP1_W_CVT_S ( void );
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static void _fastcall COP1_W_CVT_D ( void );
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/************************** COP1: L functions ************************/
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static void _fastcall COP1_L_CVT_S ( void );
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static void _fastcall COP1_L_CVT_D ( void );
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/************************** Other functions **************************/
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static void _fastcall UnknownOpcode ( void );
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static R4300iOp_FUNC * BuildInterpreter (void );
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private:
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static void _fastcall SPECIAL (void);
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static void _fastcall REGIMM (void);
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static void _fastcall COP0 (void);
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static void _fastcall COP0_CO (void);
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static void _fastcall COP1 (void);
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static void _fastcall COP1_BC (void);
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static void _fastcall COP1_S (void);
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static void _fastcall COP1_D (void);
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static void _fastcall COP1_W (void);
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static void _fastcall COP1_L (void);
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static R4300iOp_FUNC Jump_Opcode[64];
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static R4300iOp_FUNC Jump_Special[64];
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static R4300iOp_FUNC Jump_Regimm[32];
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static R4300iOp_FUNC Jump_CoP0[32];
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static R4300iOp_FUNC Jump_CoP0_Function[64];
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static R4300iOp_FUNC Jump_CoP1[32];
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static R4300iOp_FUNC Jump_CoP1_BC[32];
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static R4300iOp_FUNC Jump_CoP1_S[64];
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static R4300iOp_FUNC Jump_CoP1_D[64];
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static R4300iOp_FUNC Jump_CoP1_W[64];
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static R4300iOp_FUNC Jump_CoP1_L[64];
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};
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