49 lines
1.4 KiB
C
49 lines
1.4 KiB
C
#pragma once
|
|
#ifndef LOADSTOREQUEUE_H
|
|
#include "tools.h"
|
|
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<5> decoded_rs2;
|
|
dark::Wire<1> has_decoded_rs2;
|
|
dark::Wire<32> decoded_imm;
|
|
// 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;
|
|
};
|
|
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 update() {
|
|
// Update function
|
|
}
|
|
};
|
|
#endif |