Initial PGXP CPU commit

- Restructured project to base interface on PSX instructions
- Support for all relevant CPU arithmetic and logic instructions
- Debug output available via deferred PGXP calls
- Remove most dependencies on PCSXR
- Still very much a work in progress (lots of errors)

- Add extra debug information to GPU plugin (w values)

1 files changed, 115 insertions, 0 deletions

diff --git a/libpcsxcore/pgxp_cpu.h b/libpcsxcore/pgxp_cpu.h
new file mode 100644
index 00000000..c97929b1
--- /dev/null
+++ b/libpcsxcore/pgxp_cpu.h
@@ -0,0 +1,115 @@
+/***************************************************************************
+*   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_
+
+#include "psxcommon.h"
+
+#define PGXP_TRACE 9
+#define PGXP_CPU_DEBUG
+
+struct PGXP_value_Tag;
+typedef struct PGXP_value_Tag PGXP_value;
+
+extern PGXP_value* CPU_reg;
+#define CPU_Hi CPU_reg[33]
+#define CPU_Lo CPU_reg[34]
+
+// -- 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);
+
+#endif //_PGXP_CPU_H_
\ No newline at end of file