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execution.cpp
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execution.cpp
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#include "MASTER.h"
#include "tools.h"
#include "arithmetic.h"
#include "load.h"
#include "logical.h"
#include "jump.h"
string nextAddress(string str,int n){
int array[4];
string result = "";
hexToDecimal(str,array);
int i = 3;
array[i]+=n;
while(array[i]>=16){
array[i] = array[i]%16;
array[i-1]++;
i--;
}
for(int i = 0;i<4;i++){
if(array[i]>=0 && array[i]<=9)
result = result + char('0' + array[i]);
else
result = result + char('A' + (array[i] - 10));
}
return result;
}
string execution(string command, string Registers[], bool flag[], map<string,string>&memory,string programCounter){
vector<string> commandPart;
//string command = memory[programCounter];
string inst;
int commandSize;
const char *partition = command.c_str();
char *temporary = (char*)partition;
const char *delimiter = " ,";
char *part = strtok(temporary,delimiter);
while(part!=NULL){
inst = part;
commandPart.push_back(inst);
part = strtok(NULL,delimiter);
}
if(commandPart[0] == "MOV"){
MOV(commandPart[1],commandPart[2],Registers,flag,memory);
commandSize = operationSize(commandPart[0]);
return nextAddress(programCounter,commandSize);
}
else if(commandPart[0] == "MVI"){
MVI(commandPart[1],commandPart[2],Registers,flag,memory);
commandSize = operationSize(commandPart[0]);
return nextAddress(programCounter,commandSize);
}
else if(commandPart[0] == "LXI"){
LXI(commandPart[1],commandPart[2],Registers,flag,memory);
commandSize = operationSize(commandPart[0]);
return nextAddress(programCounter,commandSize);
}
else if(commandPart[0] == "LDA"){
LDA(commandPart[1],Registers,flag,memory);
commandSize = operationSize(commandPart[0]);
return nextAddress(programCounter,commandSize);
}
else if(commandPart[0] == "STA"){
STA(commandPart[1],Registers,flag,memory);
commandSize = operationSize(commandPart[0]);
return nextAddress(programCounter,commandSize);
}
else if(commandPart[0] == "LHLD"){
LHLD(commandPart[1],Registers,flag,memory);
commandSize = operationSize(commandPart[0]);
return nextAddress(programCounter,commandSize);
}
else if(commandPart[0] == "SHLD"){
SHLD(commandPart[1],Registers,flag,memory);
commandSize = operationSize(commandPart[0]);
return nextAddress(programCounter,commandSize);
}
else if(commandPart[0] == "STAX"){
STAX(commandPart[1],Registers,flag,memory);
commandSize = operationSize(commandPart[0]);
return nextAddress(programCounter,commandSize);
}
else if(commandPart[0] == "XCHG"){
XCHG(Registers,flag);
commandSize = operationSize(commandPart[0]);
return nextAddress(programCounter,commandSize);
}
else if(commandPart[0] == "ADD"){
ADD(commandPart[1],Registers,flag,memory);
commandSize = operationSize(commandPart[0]);
return nextAddress(programCounter,commandSize);
}
else if(commandPart[0] == "ADI"){
ADI(commandPart[1],Registers,flag);
commandSize = operationSize(commandPart[0]);
return nextAddress(programCounter,commandSize);
}
else if(commandPart[0] == "SUB"){
SUB(commandPart[1],Registers,flag,memory);
commandSize = operationSize(commandPart[0]);
return nextAddress(programCounter,commandSize);
}
else if(commandPart[0] == "SUI"){
SUI(commandPart[1],Registers,flag);
commandSize = operationSize(commandPart[0]);
return nextAddress(programCounter,commandSize);
}
else if(commandPart[0] == "INR"){
INR(commandPart[1],Registers,flag,memory);
commandSize = operationSize(commandPart[0]);
return nextAddress(programCounter,commandSize);
}
else if(commandPart[0] == "DCR"){
DCR(commandPart[1],Registers,flag,memory);
commandSize = operationSize(commandPart[0]);
return nextAddress(programCounter,commandSize);
}
else if(commandPart[0] == "INX"){
INX(commandPart[1],Registers,flag);
commandSize = operationSize(commandPart[0]);
return nextAddress(programCounter,commandSize);
}
else if(commandPart[0] == "DCX"){
DCX(commandPart[1],Registers,flag);
commandSize = operationSize(commandPart[0]);
return nextAddress(programCounter,commandSize);
}
else if(commandPart[0] == "DAD"){
DAD(commandPart[1],Registers,flag);
commandSize = operationSize(commandPart[0]);
return nextAddress(programCounter,commandSize);
}
else if(commandPart[0] == "CMA"){
CMA(Registers,flag);
commandSize = operationSize(commandPart[0]);
return nextAddress(programCounter,commandSize);
}
else if(commandPart[0] == "CMP"){
CMP(commandPart[1],Registers,flag,memory);
commandSize = operationSize(commandPart[0]);
return nextAddress(programCounter,commandSize);
}
else if(commandPart[0] == "JMP"){
return JMP(commandPart[1],Registers,flag);
}
else if(commandPart[0] == "JC"){
return JC(commandPart[1],programCounter,Registers,flag);
}
else if(commandPart[0] == "JNC"){
return JNC(commandPart[1],programCounter,Registers,flag);
}
else if(commandPart[0] == "JZ"){
return JZ(commandPart[1],programCounter,Registers,flag);
}
else if(commandPart[0] == "JNZ"){
return JNZ(commandPart[1],programCounter,Registers,flag);
}
else if(commandPart[0] == "SET"){
SET(commandPart[1],commandPart[2],memory);
commandSize = operationSize(commandPart[0]);
return nextAddress(programCounter,commandSize);
}
return "";
}