Files
RISC-V-Simulator/include/loadstorequeue.h

67 lines
2.0 KiB
C++

#pragma once
#ifndef LOADSTOREQUEUE_H
#include "tools.h"
namespace ZYM {
struct LoadStoreQueue_Input {
// receive control signal from CSU
dark::Wire<1> reset;
dark::Wire<1> force_clear_receiver;
dark::Wire<1> is_issuing;
dark::Wire<1> issue_type;
dark::Wire<5> issue_ROB_index;
dark::Wire<7+3+1> full_ins_id;
dark::Wire<32> full_ins;
dark::Wire<5> decoded_rd;
dark::Wire<1> has_decoded_rd;
dark::Wire<5> decoded_rs1;
dark::Wire<1> has_decoded_rs1;
dark::Wire<1> rs1_is_in_ROB;
dark::Wire<32> rs1_in_ROB_value;
dark::Wire<5> decoded_rs2;
dark::Wire<1> has_decoded_rs2;
dark::Wire<1> rs2_is_in_ROB;
dark::Wire<32> rs2_in_ROB_value;
dark::Wire<32> decoded_imm;
// receive data from register file
dark::Wire<1> rs1_nodep;
dark::Wire<5> rs1_deps;
dark::Wire<32> rs1_value;
dark::Wire<1> rs2_nodep;
dark::Wire<5> rs2_deps;
dark::Wire<32> rs2_value;
// data from alu
dark::Wire<2> alu_status_receiver;
dark::Wire<5> completed_aluins_ROB_index;
dark::Wire<32> completed_aluins_result;
// receive status signal from Memory
dark::Wire<2> mem_data_sign;
dark::Wire<5> completed_memins_ROB_index;
dark::Wire<32> completed_memins_read_data;
// receive status signal from L0 cache
dark::Wire<1> cache_hit;
dark::Wire<5> cache_hit_ROB_index;
dark::Wire<32> cache_hit_data;
};
struct LoadStoreQueue_Output {
// request signal, Memory and the L0 cache in ROB will listen to this
dark::Register<4> request_type_output;
dark::Register<5> request_ROB_index;
dark::Register<32> request_address_output;
dark::Register<32> request_data_output;
dark::Register<6> LSQ_remain_space_output;
};
struct LoadStoreQueue_Private {
dark::Register<5> LSQ_head;
dark::Register<5> LSQ_tail;
dark::Register<6> LSQ_remain_space;
};
struct LoadStoreQueue: public dark::Module<LoadStoreQueue_Input,LoadStoreQueue_Output,LoadStoreQueue_Private> {
LoadStoreQueue() {
// Constructor
}
void work() {
// Update function
}
};
}
#endif