79 lines
1.7 KiB
C++
79 lines
1.7 KiB
C++
#ifndef MACHINE_H
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#define MACHINE_H
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#include "device.h"
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class Machine {
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private:
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int A;
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int B;
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int L;
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int T;
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int S;
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int X;
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int PC;
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int SW;
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double F;
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static const int MEMORY_SIZE = 1000000;
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static const int MAX_ADDRESS = MEMORY_SIZE - 1;
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unsigned char memory[MEMORY_SIZE];
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Device* devices[256];
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public:
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Machine();
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int getA() { return A; }
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int getB() { return B; }
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int getL() { return L; }
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int getT() { return T; }
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int getS() { return S; }
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int getX() { return X; }
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int getPC() { return PC; }
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int getSW() { return SW; }
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double getF() { return F; }
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void setA(int val) { A = val; }
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void setB(int val) { B = val; }
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void setL(int val) { L = val; }
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void setT(int val) { T = val; }
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void setS(int val) { S = val; }
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void setX(int val) { X = val; }
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void setPC(int val) { PC = val; }
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void setSW(int val) { SW = val; }
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void setF(double val) { F = val; }
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void resetRegisters();
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void resetMemory();
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int getMemSize() { return MEMORY_SIZE; }
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int getReg(int reg);
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void setReg(int reg, int val);
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unsigned char readByte(unsigned int address);
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void writeByte(unsigned int address, unsigned char val);
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unsigned int getWord(unsigned int address);
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void setWord(unsigned int address, unsigned int val);
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Device * getDevice(int num);
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void setDevice(int num, Device * device);
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void notImplemented(int opcode);
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void invalidOpcode(int opcode);
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void invalidAddressing();
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int fetch();
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void execute();
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bool execF1(int opcode);
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bool execF2(int opcode, int operand);
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bool execSICF3F4(int opcode, int ni, int operand);
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};
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#endif
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