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matthewdelorenzo
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systemc-code-database-new

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//// Desvios
// I
case i_BEQ: if (breg[regs] == breg[regs2]){
debug_decode();
cout << endl;
pc = pc + const4;
}
break;
// I
case i_BLT: if (breg[regs] < breg[regs2]){
debug_decode();
cout << endl;
pc = pc + const4;
}
break;
// J
case i_J:
debug_decode();
cout << endl;
pc = breg[regs] + const8;
break;
// J
case i_JAL:
debug_decode();
cout << endl;
breg[16] = pc;
pc = breg[regs] + const8;
break;
}
// Endereco 0 do breg nao pode ser escrito
breg[0] = 0;
debug_decode();
dump_breg();
cout << endl;
execute_ev.notify();
}
}
// Impressao do breg
void risc16::dump_breg() {
for (int i=0; i<=16; i++) {
printf("BREG[%2d] = \t%4d \t\t\t%x\n", i, breg[i], breg[i]);
}
}
// Impressao apos a fase de decode
void risc16::debug_decode() {
cout << "MEM[" << pc-1 << "]" << endl;
cout << "PC = " << pc << endl;
cout << "op = " << op
<< " regs = " << regs
<< " regs2 = " << regs2
<< " regd = " << regd
<< " const4 = " << const4
<< " const8 = " << const8 << endl;
}
// Impressao da memoria
void risc16::dump_mem(uint16_t inicio, uint16_t fim, char formato) {
switch (formato) {
case 'h':
case 'H':
for (uint16_t i = inicio; i <= fim; i++)
printf("%x \t%x\n", i, mem[i]);
break;
case 'd':
case 'D':
for (uint16_t i = inicio; i <= fim; i++)
printf("%x \t%d\n", i, mem[i]);
break;
default:
break;
}
}
// Escrita na memoria
void risc16::write_mem(uint16_t endereco, int16_t dado) {
mem[endereco] = dado;
}
#include <stdlib.h>
#include <stdio.h>
#include <iostream>
#include <systemc.h>
// Tamanho maximo da memoria
const short MAX_MEM=1024;
// Enumeracao que define os opcodes das instrucoes
enum INSTRUCTIONS {
i_ADD = 0x2,
i_SUB = 0x3,