project64/Source/RSP/Interpreter CPU.h

49 lines
1.6 KiB
C

/*
* RSP Compiler plug in for Project64 (A Nintendo 64 emulator).
*
* (c) Copyright 2001 jabo (jabo@emulation64.com) and
* zilmar (zilmar@emulation64.com)
*
* pj64 homepage: www.pj64.net
*
* Permission to use, copy, modify and distribute Project64 in both binary and
* source form, for non-commercial purposes, is hereby granted without fee,
* providing that this license information and copyright notice appear with
* all copies and any derived work.
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event shall the authors be held liable for any damages
* arising from the use of this software.
*
* Project64 is freeware for PERSONAL USE only. Commercial users should
* seek permission of the copyright holders first. Commercial use includes
* charging money for Project64 or software derived from Project64.
*
* The copyright holders request that bug fixes and improvements to the code
* should be forwarded to them so if they want them.
*
*/
#define NORMAL 0
#define DO_DELAY_SLOT 1
#define DELAY_SLOT 2
#define DELAY_SLOT_DONE 3
#define DELAY_SLOT_EXIT 4
#define DELAY_SLOT_EXIT_DONE 5
#define JUMP 6
#define SINGLE_STEP 7
#define SINGLE_STEP_DONE 8
#define FINISH_BLOCK 9
#define FINISH_SUB_BLOCK 10
extern DWORD RSP_NextInstruction, RSP_JumpTo, RSP_MfStatusCount;
/*
* standard MIPS PC-relative branch
* returns the new PC, based on whether the condition passes
*/
unsigned int RSP_branch_if(int condition);
void BuildInterpreterCPU(void);
DWORD RunInterpreterCPU(DWORD Cycles);