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#include "cli.h"
#include "cache.h"
#include "definitions.h"
#include "dram.h"
#include "response.h"
#include <stdio.h>
Cli::Cli()
{
this->cache = nullptr;
this->initialize();
commands["l"] = [this](std::vector<std::string> args) {
if (args.size() >= 1) {
try {
load(std::stoi(args[0]));
} catch (const std::invalid_argument &e) {
std::cerr << "Invalid input: " << e.what() << std::endl;
}
} else {
std::cout << "Usage: l <memory-address>\n";
}
return;
};
commands["s"] = [this](std::vector<std::string> args) {
Accessor a;
if (args.size() >= 3) {
try {
if (tolower(args[0][0]) == 'f')
a = FETCH;
else if (tolower(args[0][0]) == 'm')
a = MEM;
else
throw std::invalid_argument(args[0]);
store(a, std::stoi(args[1]), std::stoi(args[2]));
} catch (const std::invalid_argument &e) {
std::cerr << "Invalid input: " << e.what() << std::endl;
}
} else {
std::cout << "Usage: s <memory-address> <data>\n";
}
return;
};
commands["r"] = [this](std::vector<std::string> args) {
reset();
return;
};
commands["p"] = [this](std::vector<std::string> args) {
if (args.size() >= 1) {
try {
peek(std::stoi(args[0]));
} catch (const std::invalid_argument &e) {
std::cerr << "Invalid input: " << e.what() << std::endl;
}
} else {
std::cout << "Usage: v <storage-level> <base> <lines>\n";
}
return;
};
commands["c"] = [this](std::vector<std::string> args) {
clock();
return;
};
commands["h"] = [this](std::vector<std::string> args) {
help();
return;
};
}
Cli::~Cli() { delete this->cache; }
void Cli::help()
{
std::cout
<< "Available commands:\n"
<< " l <address> - Load data from memory at the specified "
"address\n"
<< " s <accessor> <data> <address> - Stores data into memory at "
"specified address. Accessor must be one of: \"MEM\", \"FETCH\", "
"\"L1CACHE\".\n"
<< " c - manually advances the clock\n"
<< " f - advances the clock until one operation reports completion\n"
<< " r - side door function that resets the memory configuration and "
"cycles\n"
<< " p <storage-level> <base> <lines> - side door function that peeks "
"the current status of the entire memory subsystem\n"
<< " h - Prints this help text\n"
<< " q - Quits the program\n";
}
void Cli::load(int memory_address) { ; }
void Cli::store(Accessor accessor, int data, int address)
{
Response r = this->cache->write(accessor, data, address);
std::cout << r << " to " << accessor << " storing " << data << '\n';
}
void Cli::update(int memory_address, int data)
{
std::cout << "Resetting memory configuration and cycles.\n";
};
void Cli::clock() { this->cache->resolve(); }
void Cli::reset()
{
this->initialize();
std::cout << "Done.\n";
}
void Cli::peek(int level)
{
Storage *curr = this->cache;
for (int i = 0; i < level; ++i) {
if (!curr) {
std::cerr << "Level " << level << " of storage does not exist.\n";
return;
}
curr = curr->get_lower();
}
Cache *c = dynamic_cast<Cache *>(curr);
if (c) {
std::cout << *c;
} else {
std::cout << *dynamic_cast<Dram *>(curr);
;
}
}
void Cli::run()
{
std::cout << "Memory Command Processor Started. Type 'h' for a list of "
"commands.\n";
std::string input;
while (true) {
std::cout << "> ";
std::getline(std::cin, input);
std::istringstream iss(input);
std::vector<std::string> tokens;
std::string word;
while (iss >> word)
tokens.push_back(word);
if (tokens.empty())
continue;
std::string command = tokens[0];
tokens.erase(tokens.begin());
if (command == "q") {
std::cout << "Exiting...\n";
break;
}
auto it = commands.find(command);
if (it != commands.end()) {
it->second(tokens);
} else {
std::cout << "Unknown command: '" << command
<< "'. Type 'help' for available commands.\n";
}
}
}
void Cli::initialize()
{
Logger *global_log = Logger::getInstance();
global_log->log(INFO, "Resetting memory configuration.");
if (this->cache != nullptr)
delete this->cache;
Dram *d = new Dram(MEM_SIZE, MEM_DELAY);
this->cache = new Cache(d, L1_CACHE_DELAY);
}
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