DBT-RISE/DBT-RISE-TGC
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Merge branch 'develop' of https://git.minres.com/DBT-RISE/DBT-RISE-TGC into develop

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gabriel
2024-05-31 09:42:13 +02:00
parent ed793471bb 58fb815f32
commit a6c48ceaac
18 changed files with 3310 additions and 2405 deletions
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49
src/main.cpp
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@@ -35,6 +35,8 @@
#include <iostream>
#include <iss/factory.h>
#include <iss/semihosting/semihosting.h>
#include <string>
#include <unordered_map>
#include <vector>
#include "iss/arch/tgc_mapper.h"
@@ -73,7 +75,7 @@ int main(int argc, char* argv[]) {
("elf,f", po::value<std::vector<std::string>>(), "ELF file(s) to load")
("mem,m", po::value<std::string>(), "the memory input file")
("plugin,p", po::value<std::vector<std::string>>(), "plugin to activate")
("backend", po::value<std::string>()->default_value("interp"), "the ISS backend to use, options are: interp, tcc")
("backend", po::value<std::string>()->default_value("interp"), "the ISS backend to use, options are: interp, llvm, tcc, asmjit")
("isa", po::value<std::string>()->default_value("tgc5c"), "core or isa name to use for simulation, use '?' to get list");
// clang-format on
auto parsed = po::command_line_parser(argc, argv).options(desc).allow_unregistered().run();
@@ -138,11 +140,11 @@ int main(int argc, char* argv[]) {
std::tie(cpu, vm) = f.create(isa_opt, clim["gdb-port"].as<unsigned>(), &semihosting_cb);
}
if(!cpu) {
LOG(ERR) << "Could not create cpu for isa " << isa_opt << " and backend " << clim["backend"].as<std::string>() << std::endl;
CPPLOG(ERR) << "Could not create cpu for isa " << isa_opt << " and backend " << clim["backend"].as<std::string>() << std::endl;
return 127;
}
if(!vm) {
LOG(ERR) << "Could not create vm for isa " << isa_opt << " and backend " << clim["backend"].as<std::string>() << std::endl;
CPPLOG(ERR) << "Could not create vm for isa " << isa_opt << " and backend " << clim["backend"].as<std::string>() << std::endl;
return 127;
}
if(clim.count("plugin")) {
@@ -178,7 +180,7 @@ int main(int argc, char* argv[]) {
} else
#endif
{
LOG(ERR) << "Unknown plugin name: " << plugin_name << ", valid names are 'ce', 'ic'" << std::endl;
CPPLOG(ERR) << "Unknown plugin name: " << plugin_name << ", valid names are 'ce', 'ic'" << std::endl;
return 127;
}
}
@@ -200,12 +202,12 @@ int main(int argc, char* argv[]) {
if(clim.count("elf"))
for(std::string input : clim["elf"].as<std::vector<std::string>>()) {
auto start_addr = vm->get_arch()->load_file(input);
if(start_addr.second)
if(start_addr.second) // FIXME: this always evaluates to true as load file always returns <sth, true>
start_address = start_addr.first;
}
for(std::string input : args) {
auto start_addr = vm->get_arch()->load_file(input); // treat remaining arguments as elf files
if(start_addr.second)
if(start_addr.second) // FIXME: this always evaluates to true as load file always returns <sth, true>
start_address = start_addr.first;
}
if(clim.count("reset")) {
@@ -215,11 +217,42 @@ int main(int argc, char* argv[]) {
vm->reset(start_address);
auto cycles = clim["instructions"].as<uint64_t>();
res = vm->start(cycles, dump);
auto instr_if = vm->get_arch()->get_instrumentation_if();
// this assumes a single input file
std::unordered_map<std::string, uint64_t> sym_table;
if(args.empty())
sym_table = instr_if->get_symbol_table(clim["elf"].as<std::vector<std::string>>()[0]);
else
sym_table = instr_if->get_symbol_table(args[0]);
if(sym_table.find("begin_signature") != std::end(sym_table) && sym_table.find("end_signature") != std::end(sym_table)) {
auto start_addr = sym_table["begin_signature"];
auto end_addr = sym_table["end_signature"];
std::array<uint8_t, 4> data;
std::ofstream file;
std::string filename = fmt::format("{}.signature", isa_opt);
std::replace(std::begin(filename), std::end(filename), '|', '_');
// default riscof requires this filename
filename = "DUT-tgc.signature";
file.open(filename, std::ios::out);
if(!file.is_open()) {
LOG(ERR) << "Error opening file " << filename << std::endl;
return 1;
}
for(auto addr = start_addr; addr < end_addr; addr += data.size()) {
vm->get_arch()->read(iss::address_type::PHYSICAL, iss::access_type::DEBUG_READ, 0 /*MEM*/, addr, data.size(),
data.data()); // FIXME: get space from iss::arch::traits<ARCH>::mem_type_e::MEM
// TODO : obey Target endianess
uint32_t to_print = (data[3] << 24) + (data[2] << 16) + (data[1] << 8) + data[0];
file << std::hex << fmt::format("{:08x}", to_print) << std::dec << std::endl;
}
}
} catch(std::exception& e) {
LOG(ERR) << "Unhandled Exception reached the top of main: " << e.what() << ", application will now exit" << std::endl;
CPPLOG(ERR) << "Unhandled Exception reached the top of main: " << e.what() << ", application will now exit" << std::endl;
res = 2;
}
// cleanup to let plugins report of needed
// cleanup to let plugins report if needed
for(auto* p : plugin_list) {
delete p;
}