beetle-psx-libretro/pgxp/pgxp_cpu.h
2017-08-14 07:04:58 +02:00

128 lines
4.9 KiB
C

/***************************************************************************
* Copyright (C) 2016 by iCatButler *
* *
* 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. *
***************************************************************************/
/**************************************************************************
* pgxp_cpu.h
* PGXP - Parallel/Precision Geometry Xform Pipeline
*
* Created on: 07 Jun 2016
* Author: iCatButler
***************************************************************************/
#ifndef _PGXP_CPU_H_
#define _PGXP_CPU_H_
#ifdef __cplusplus
extern "C" {
#endif
#include "pgxp_types.h"
extern PGXP_value* CPU_reg;
extern PGXP_value* CP0_reg;
#define CPU_Hi CPU_reg[33]
#define CPU_Lo CPU_reg[34]
void PGXP_InitCPU();
// -- CPU functions
// Load 32-bit word
void PGXP_CPU_LWL(u32 instr, u32 rtVal, u32 addr);
void PGXP_CPU_LW(u32 instr, u32 rtVal, u32 addr);
void PGXP_CPU_LWR(u32 instr, u32 rtVal, u32 addr);
// Load 16-bit
void PGXP_CPU_LH(u32 instr, u16 rtVal, u32 addr);
void PGXP_CPU_LHU(u32 instr, u16 rtVal, u32 addr);
// Load 8-bit
void PGXP_CPU_LB(u32 instr, u8 rtVal, u32 addr);
void PGXP_CPU_LBU(u32 instr, u8 rtVal, u32 addr);
// Store 32-bit word
void PGXP_CPU_SWL(u32 instr, u32 rtVal, u32 addr);
void PGXP_CPU_SW(u32 instr, u32 rtVal, u32 addr);
void PGXP_CPU_SWR(u32 instr, u32 rtVal, u32 addr);
// Store 16-bit
void PGXP_CPU_SH(u32 instr, u16 rtVal, u32 addr);
// Store 8-bit
void PGXP_CPU_SB(u32 instr, u8 rtVal, u32 addr);
// Arithmetic with immediate value
void PGXP_CPU_ADDI(u32 instr, u32 rtVal, u32 rsVal);
void PGXP_CPU_ADDIU(u32 instr, u32 rtVal, u32 rsVal);
void PGXP_CPU_ANDI(u32 instr, u32 rtVal, u32 rsVal);
void PGXP_CPU_ORI(u32 instr, u32 rtVal, u32 rsVal);
void PGXP_CPU_XORI(u32 instr, u32 rtVal, u32 rsVal);
void PGXP_CPU_SLTI(u32 instr, u32 rtVal, u32 rsVal);
void PGXP_CPU_SLTIU(u32 instr, u32 rtVal, u32 rsVal);
// Load Upper
void PGXP_CPU_LUI(u32 instr, u32 rtVal);
// Register Arithmetic
void PGXP_CPU_ADD(u32 instr, u32 rdVal, u32 rsVal, u32 rtVal);
void PGXP_CPU_ADDU(u32 instr, u32 rdVal, u32 rsVal, u32 rtVal);
void PGXP_CPU_SUB(u32 instr, u32 rdVal, u32 rsVal, u32 rtVal);
void PGXP_CPU_SUBU(u32 instr, u32 rdVal, u32 rsVal, u32 rtVal);
void PGXP_CPU_AND(u32 instr, u32 rdVal, u32 rsVal, u32 rtVal);
void PGXP_CPU_OR(u32 instr, u32 rdVal, u32 rsVal, u32 rtVal);
void PGXP_CPU_XOR(u32 instr, u32 rdVal, u32 rsVal, u32 rtVal);
void PGXP_CPU_NOR(u32 instr, u32 rdVal, u32 rsVal, u32 rtVal);
void PGXP_CPU_SLT(u32 instr, u32 rdVal, u32 rsVal, u32 rtVal);
void PGXP_CPU_SLTU(u32 instr, u32 rdVal, u32 rsVal, u32 rtVal);
// Register mult/div
void PGXP_CPU_MULT(u32 instr, u32 hiVal, u32 loVal, u32 rsVal, u32 rtVal);
void PGXP_CPU_MULTU(u32 instr, u32 hiVal, u32 loVal, u32 rsVal, u32 rtVal);
void PGXP_CPU_DIV(u32 instr, u32 hiVal, u32 loVal, u32 rsVal, u32 rtVal);
void PGXP_CPU_DIVU(u32 instr, u32 hiVal, u32 loVal, u32 rsVal, u32 rtVal);
// Shift operations (sa)
void PGXP_CPU_SLL(u32 instr, u32 rdVal, u32 rtVal);
void PGXP_CPU_SRL(u32 instr, u32 rdVal, u32 rtVal);
void PGXP_CPU_SRA(u32 instr, u32 rdVal, u32 rtVal);
// Shift operations variable
void PGXP_CPU_SLLV(u32 instr, u32 rdVal, u32 rtVal, u32 rsVal);
void PGXP_CPU_SRLV(u32 instr, u32 rdVal, u32 rtVal, u32 rsVal);
void PGXP_CPU_SRAV(u32 instr, u32 rdVal, u32 rtVal, u32 rsVal);
// Move registers
void PGXP_CPU_MFHI(u32 instr, u32 rdVal, u32 hiVal);
void PGXP_CPU_MTHI(u32 instr, u32 hiVal, u32 rdVal);
void PGXP_CPU_MFLO(u32 instr, u32 rdVal, u32 loVal);
void PGXP_CPU_MTLO(u32 instr, u32 loVal, u32 rdVal);
// CP0 Data transfer tracking
void PGXP_CP0_MFC0(u32 instr, u32 rtVal, u32 rdVal);
void PGXP_CP0_MTC0(u32 instr, u32 rdVal, u32 rtVal);
void PGXP_CP0_CFC0(u32 instr, u32 rtVal, u32 rdVal);
void PGXP_CP0_CTC0(u32 instr, u32 rdVal, u32 rtVal);
void PGXP_CP0_RFE(u32 instr);
#ifdef __cplusplus
}
#endif
#endif //_PGXP_CPU_H_