ZYM/RISC-V-Simulator
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

can halt

Browse Source
This commit is contained in:
ZhuangYumin
2024-08-01 04:13:59 +00:00
parent d6e6498eee
commit 1ff419b22d
9 changed files with 98 additions and 16 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
include/registerfile.h
View File

@ -1,4 +1,5 @@
#pragma once
#include <iomanip>
#include "concept.h"
#ifndef REGISTERFILE_H
#include <array>
@ -43,6 +44,7 @@ struct RegisterFile : public dark::Module<RegisterFile_Input, RegisterFile_Outpu
RegisterFile() {
// Constructor
}
uint8_t ReturnExitCodeImmediately() { return registers[10].peek() & 0xff; }
void work() {
if (bool(reset)) {
for (auto &reg : registers) {
@ -65,8 +67,13 @@ struct RegisterFile : public dark::Module<RegisterFile_Input, RegisterFile_Outpu
}
}
if (bool(is_issuing)) {
std::cerr << "Register File Found CSU is issuing" << std::endl;
if (bool(has_decoded_rs1)) {
if ((!bool(is_committing)) || (commit_reg_index != decoded_rs1)) {
if (static_cast<max_size_t>(decoded_rs1) == 0) {
rs1_deps <= 0;
rs1_value <= 0;
rs1_nodep <= 1;
} else if ((!bool(is_committing)) || (commit_reg_index != decoded_rs1)) {
rs1_deps <= register_deps[static_cast<max_size_t>(decoded_rs1)].peek();
rs1_value <= registers[static_cast<max_size_t>(decoded_rs1)].peek();
rs1_nodep <= register_nodep[static_cast<max_size_t>(decoded_rs1)].peek();
@ -75,9 +82,16 @@ struct RegisterFile : public dark::Module<RegisterFile_Input, RegisterFile_Outpu
rs1_value <= commit_reg_value;
rs1_nodep <= 1;
}
std::cerr << std::dec << "rs1_deps=" << rs1_deps.peek() << std::endl;
std::cerr << std::hex << std::setw(8) << std::setfill('0') << "rs1_value=" << rs1_value.peek() << std::endl;
std::cerr << "rs1_nodep=" << rs1_nodep.peek() << std::endl;
}
if (bool(has_decoded_rs2)) {
if ((!bool(is_committing)) || (commit_reg_index != decoded_rs2)) {
if (static_cast<max_size_t>(decoded_rs2) == 0) {
rs2_deps <= 0;
rs2_value <= 0;
rs2_nodep <= 1;
} else if ((!bool(is_committing)) || (commit_reg_index != decoded_rs2)) {
rs2_deps <= register_deps[static_cast<max_size_t>(decoded_rs2)].peek();
rs2_value <= registers[static_cast<max_size_t>(decoded_rs2)].peek();
rs2_nodep <= register_nodep[static_cast<max_size_t>(decoded_rs2)].peek();
@ -86,6 +100,9 @@ struct RegisterFile : public dark::Module<RegisterFile_Input, RegisterFile_Outpu
rs2_value <= commit_reg_value;
rs2_nodep <= 1;
}
std::cerr << std::dec << "rs2_deps=" << rs2_deps.peek() << std::endl;
std::cerr << std::hex << std::setw(8) << std::setfill('0') << "rs2_value=" << rs2_value.peek() << std::endl;
std::cerr << "rs2_nodep=" << rs2_nodep.peek() << std::endl;
}
if (bool(has_decoded_rd)) {
register_deps[static_cast<max_size_t>(decoded_rd)] <= static_cast<max_size_t>(issue_ROB_index);