forked from KolibriOS/kolibrios
123 lines
3.4 KiB
C
123 lines
3.4 KiB
C
|
|
||
|
|
// This file is part of the Cyclone 68000 Emulator
|
||
|
|
|
||
|
|
// Copyright (c) 2004,2011 FinalDave (emudave (at) gmail.com)
|
||
|
|
// Copyright (c) 2005-2011 Gražvydas "notaz" Ignotas (notasas (at) gmail.com)
|
||
|
|
|
||
|
|
// This code is licensed under the GNU General Public License version 2.0 and the MAME License.
|
||
|
|
// You can choose the license that has the most advantages for you.
|
||
|
|
|
||
|
|
// SVN repository can be found at http://code.google.com/p/cyclone68000/
|
||
|
|
|
||
|
|
|
||
|
|
#include <stdio.h>
|
||
|
|
#include <stdarg.h>
|
||
|
|
#include <stdlib.h>
|
||
|
|
#include <string.h>
|
||
|
|
|
||
|
|
#ifndef CONFIG_FILE
|
||
|
|
#define CONFIG_FILE "config.h"
|
||
|
|
#endif
|
||
|
|
#include CONFIG_FILE
|
||
|
|
|
||
|
|
// Disa.c
|
||
|
|
#include "Disa/Disa.h"
|
||
|
|
|
||
|
|
// Ea.cpp
|
||
|
|
extern int earead_check_addrerr;
|
||
|
|
extern int eawrite_check_addrerr;
|
||
|
|
extern int g_jmp_cycle_table[];
|
||
|
|
extern int g_jsr_cycle_table[];
|
||
|
|
extern int g_lea_cycle_table[];
|
||
|
|
extern int g_pea_cycle_table[];
|
||
|
|
extern int g_movem_cycle_table[];
|
||
|
|
int Ea_add_ns(int *tab, int ea); // add nonstandard EA cycles
|
||
|
|
int EaCalc(int a,int mask,int ea,int size,int top=0,int sign_extend=1); // 6
|
||
|
|
int EaRead(int a,int v,int ea,int size,int mask,int top=0,int sign_extend=1); // 7
|
||
|
|
int EaCalcRead(int r_ea,int r,int ea,int size,int mask,int sign_extend=1); // 6
|
||
|
|
int EaCalcReadNoSE(int r_ea,int r,int ea,int size,int mask);
|
||
|
|
int EaCanRead(int ea,int size);
|
||
|
|
int EaWrite(int a,int v,int ea,int size,int mask,int top=0,int sign_extend_ea=1);
|
||
|
|
int EaCanWrite(int ea);
|
||
|
|
int EaAn(int ea);
|
||
|
|
|
||
|
|
// Main.cpp
|
||
|
|
extern int *CyJump; // Jump table
|
||
|
|
extern int ms; // If non-zero, output in Microsoft ARMASM format
|
||
|
|
extern const char * const Narm[4]; // Normal ARM Extensions for operand sizes 0,1,2
|
||
|
|
extern const char * const Sarm[4]; // Sign-extend ARM Extensions for operand sizes 0,1,2
|
||
|
|
extern int Cycles; // Current cycles for opcode
|
||
|
|
extern int pc_dirty; // something changed PC during processing
|
||
|
|
extern int arm_op_count; // for stats
|
||
|
|
void ot(const char *format, ...);
|
||
|
|
void ltorg();
|
||
|
|
int MemHandler(int type,int size,int addrreg=0,int need_addrerr_check=1);
|
||
|
|
void FlushPC(void);
|
||
|
|
|
||
|
|
// OpAny.cpp
|
||
|
|
extern int g_op;
|
||
|
|
extern int opend_op_changes_cycles, opend_check_interrupt, opend_check_trace;
|
||
|
|
int OpGetFlags(int subtract,int xbit,int sprecialz=0);
|
||
|
|
void OpUse(int op,int use);
|
||
|
|
void OpStart(int op,int sea=0,int tea=0,int op_changes_cycles=0,int supervisor_check=0);
|
||
|
|
void OpEnd(int sea=0,int tea=0);
|
||
|
|
int OpBase(int op,int size,int sepa=0);
|
||
|
|
void OpAny(int op);
|
||
|
|
|
||
|
|
//----------------------
|
||
|
|
// OpArith.cpp
|
||
|
|
int OpArith(int op);
|
||
|
|
int OpLea(int op);
|
||
|
|
int OpAddq(int op);
|
||
|
|
int OpArithReg(int op);
|
||
|
|
int OpMul(int op);
|
||
|
|
int OpAbcd(int op);
|
||
|
|
int OpNbcd(int op);
|
||
|
|
int OpAritha(int op);
|
||
|
|
int OpAddx(int op);
|
||
|
|
int OpCmpEor(int op);
|
||
|
|
int OpCmpm(int op);
|
||
|
|
int OpChk(int op);
|
||
|
|
int GetXBit(int subtract);
|
||
|
|
|
||
|
|
// OpBranch.cpp
|
||
|
|
void OpPush32();
|
||
|
|
void OpPushSr(int high);
|
||
|
|
int OpTrap(int op);
|
||
|
|
int OpLink(int op);
|
||
|
|
int OpUnlk(int op);
|
||
|
|
int Op4E70(int op);
|
||
|
|
int OpJsr(int op);
|
||
|
|
int OpBranch(int op);
|
||
|
|
int OpDbra(int op);
|
||
|
|
|
||
|
|
// OpLogic.cpp
|
||
|
|
int OpBtstReg(int op);
|
||
|
|
int OpBtstImm(int op);
|
||
|
|
int OpNeg(int op);
|
||
|
|
int OpSwap(int op);
|
||
|
|
int OpTst(int op);
|
||
|
|
int OpExt(int op);
|
||
|
|
int OpSet(int op);
|
||
|
|
int OpAsr(int op);
|
||
|
|
int OpAsrEa(int op);
|
||
|
|
int OpTas(int op, int gen_special=0);
|
||
|
|
|
||
|
|
// OpMove.cpp
|
||
|
|
int OpMove(int op);
|
||
|
|
int OpLea(int op);
|
||
|
|
void OpFlagsToReg(int high);
|
||
|
|
void OpRegToFlags(int high,int srh_reg=0);
|
||
|
|
int OpMoveSr(int op);
|
||
|
|
int OpArithSr(int op);
|
||
|
|
int OpPea(int op);
|
||
|
|
int OpMovem(int op);
|
||
|
|
int OpMoveq(int op);
|
||
|
|
int OpMoveUsp(int op);
|
||
|
|
int OpExg(int op);
|
||
|
|
int OpMovep(int op);
|
||
|
|
int OpStopReset(int op);
|
||
|
|
void SuperEnd(void);
|
||
|
|
void SuperChange(int op,int srh_reg=-1);
|
||
|
|
|