text
stringlengths
0
252
/*
** ALU
*/
carry = 1;
//alu (id_next_A, alu_in_B, carry, id_next_AluOp, id_next_Sa, alu_out);
alu->in1(id_next_A);
alu->in2(alu_in_B);
alu->c(carry);
alu->aluop(id_next_AluOp);
alu->sa(id_next_Sa);
alu->out(alu_out);
/*
** EXE
*/
//exe (clk, alu_out, exe_next_result, id_next_Imm, exe_next_Imm, id_next_MemOp, exe_next_MemOp, id_next_WbMux, exe_next_WbMux, id_next_call, exe_next_call, id_next_rd, exe_next_rd);
exe->clk(clk);
exe->prev_result(alu_out);
exe->next_result(exe_next_result);
exe->prev_Imm(id_next_Imm);
exe->next_Imm(exe_next_Imm);
exe->prev_r(id_next_r);
exe->next_r(exe_next_r);
exe->prev_w(id_next_w);
exe->next_w(exe_next_w);
exe->prev_WbMux(id_next_WbMux);
exe->next_WbMux(exe_next_WbMux);
exe->prev_call(id_next_call);
exe->next_call(exe_next_call);
exe->prev_regWrite(id_next_regWrite);
exe->next_regWrite(exe_next_regWrite);
exe->prev_rd(id_next_rd);
exe->next_rd(exe_next_rd);
/*
** WB
*/
//wb (clk, exe_next_result, wb_next_result, wb_prev_mem_data, wb_next_mem_data, exe_next_WbMux, wb_next_WbMux, exe_next_rd, wb_next_rd);
wb->clk(clk);
wb->prev_alu_result(exe_next_result);
wb->next_alu_result(wb_next_result);
wb->prev_mem_result(mem_data);
wb->next_mem_result(wb_next_mem_data);
wb->prev_WbMux(exe_next_WbMux);
wb->next_WbMux(wb_next_WbMux);
wb->prev_regWrite(exe_next_regWrite);
wb->next_regWrite(wb_next_regWrite);
wb->prev_rd(exe_next_rd);
wb->next_rd(wb_next_rd);
/*
** Mux 8 bits for WB
*/
//wb_out_mux (wb_next_WbMux, wb_next_result, wb_next_mem_data, regFileData);
wb_out_mux->sel(wb_next_WbMux);
wb_out_mux->in0(wb_next_result);
wb_out_mux->in1(wb_next_mem_data);
wb_out_mux->out(regFileData);
/*
** Register File Module
*/
//reg_file (clk, regWrite, mux_reg_res, rt, wb_next_rd, regFileData, Rr1, Rr2);
reg_file->clk(clk);
reg_file->regWrite(wb_next_regWrite);
reg_file->r1(mux_reg_res);
reg_file->r2(rt);
reg_file->r3(wb_next_rd);
reg_file->data(regFileData);
reg_file->Rr1(Rr1);
reg_file->Rr2(Rr2);
for (int i=0; i<8; i++){
reg_file->r[i](regs[i]);
}
}
/*
** CLOCK THREAD FOR DOING PROCESSES
*/
void process(){
while(true){
if(id_next_call){
now_is_call = true;
}
wait();
///////////////
pcInc();
decode();
ImmTo8bits();
busAccess();
tester();
/////////////
/*