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update plugins to read YAML file

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This commit is contained in:
Eyck Jentzsch
2023-09-30 22:10:24 +02:00
parent b7f023756e
commit b97853ff5a
7 changed files with 171 additions and 175 deletions
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63
src/iss/plugin/cycle_estimate.cpp
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@ -33,18 +33,12 @@
******************************************************************************/
#include "cycle_estimate.h"
#include <yaml-cpp/yaml.h>
#include <iss/arch_if.h>
#include <util/logging.h>
#include <rapidjson/document.h>
#include <rapidjson/istreamwrapper.h>
#include <rapidjson/writer.h>
#include <rapidjson/stringbuffer.h>
#include <rapidjson/ostreamwrapper.h>
#include <rapidjson/error/en.h>
#include <fstream>
using namespace rapidjson;
using namespace std;
iss::plugin::cycle_estimate::cycle_estimate(string const& config_file_name)
@ -61,40 +55,31 @@ bool iss::plugin::cycle_estimate::registration(const char* const version, vm_if&
if(!instr_if) return false;
const string core_name = instr_if->core_type_name();
if (config_file_name.length() > 0) {
ifstream is(config_file_name);
std::ifstream is(config_file_name);
if (is.is_open()) {
try {
IStreamWrapper isw(is);
Document d;
ParseResult ok = d.ParseStream(isw);
if(ok) {
Value& val = d[core_name.c_str()];
if(val.IsArray()){
delays.reserve(val.Size());
for (auto it = val.Begin(); it != val.End(); ++it) {
auto& name = (*it)["name"];
auto& size = (*it)["size"];
auto& delay = (*it)["delay"];
auto& branch = (*it)["branch"];
if(delay.IsArray()) {
auto dt = delay[0].Get<unsigned>();
auto dnt = delay[1].Get<unsigned>();
delays.push_back(instr_desc{size.Get<unsigned>(), dt, dnt, branch.Get<bool>()});
} else if(delay.Is<unsigned>()) {
auto d = delay.Get<unsigned>();
delays.push_back(instr_desc{size.Get<unsigned>(), d, d, branch.Get<bool>()});
} else
throw runtime_error("JSON parse error");
}
} else {
LOG(ERR)<<"plugin cycle_estimate: could not find an entry for "<<core_name<<" in JSON file"<<endl;
return false;
}
} else {
LOG(ERR)<<"plugin cycle_estimate: could not parse in JSON file at "<< ok.Offset()<<": "<<GetParseError_En(ok.Code())<<endl;
return false;
}
} catch (runtime_error &e) {
auto root = YAML::LoadAll(is);
if(root.size()!=1) {
LOG(ERR) << "Too many rro nodes in YAML file " << config_file_name;
}
for (auto p : root[0]) {
auto isa_subset = p.first;
auto instructions = p.second;
for (auto const& instr : instructions) {
instr_desc res;
res.is_branch = instr.second["branch"].as<bool>();
auto delay = instr.second["delay"];
if(delay.IsSequence()) {
res.not_taken = delay[0].as<uint64_t>();
res.taken = delay[1].as<uint64_t>();
} else {
res.not_taken = delay.as<uint64_t>();
res.taken = res.not_taken;
}
delays.push_back(std::move(res));
}
}
} catch (YAML::ParserException &e) {
LOG(ERR) << "Could not parse input file " << config_file_name << ", reason: " << e.what();
return false;
}

50
src/iss/plugin/instruction_count.cpp
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@ -34,6 +34,7 @@
#include "instruction_count.h"
#include <iss/instrumentation_if.h>
#include <yaml-cpp/yaml.h>
#include <iss/arch_if.h>
#include <util/logging.h>
@ -44,8 +45,30 @@ iss::plugin::instruction_count::instruction_count(std::string config_file_name)
std::ifstream is(config_file_name);
if (is.is_open()) {
try {
is >> root;
} catch (Json::RuntimeError &e) {
auto root = YAML::LoadAll(is);
if(root.size()!=1) {
LOG(ERR) << "Too many rro nodes in YAML file " << config_file_name;
}
for (auto p : root[0]) {
auto isa_subset = p.first;
auto instructions = p.second;
for (auto const& instr : instructions) {
instr_delay res;
res.instr_name = instr.first.as<std::string>();
res.size = instr.second["encoding"].as<std::string>().size()-2; // not counting 0b
auto delay = instr.second["delay"];
if(delay.IsSequence()) {
res.not_taken_delay = delay[0].as<uint64_t>();
res.taken_delay = delay[1].as<uint64_t>();
} else {
res.not_taken_delay = delay.as<uint64_t>();
res.taken_delay = res.not_taken_delay;
}
delays.push_back(std::move(res));
}
}
rep_counts.resize(delays.size());
} catch (YAML::ParserException &e) {
LOG(ERR) << "Could not parse input file " << config_file_name << ", reason: " << e.what();
}
} else {
@ -57,7 +80,7 @@ iss::plugin::instruction_count::instruction_count(std::string config_file_name)
iss::plugin::instruction_count::~instruction_count() {
size_t idx=0;
for(auto it:delays){
if(rep_counts[idx]>0)
if(rep_counts[idx]>0 && it.instr_name.find("__"!=0))
LOG(INFO)<<it.instr_name<<";"<<rep_counts[idx];
idx++;
}
@ -66,27 +89,6 @@ iss::plugin::instruction_count::~instruction_count() {
bool iss::plugin::instruction_count::registration(const char* const version, vm_if& vm) {
auto instr_if = vm.get_arch()->get_instrumentation_if();
if(!instr_if) return false;
const std::string core_name = instr_if->core_type_name();
Json::Value &val = root[core_name];
if(!val.isNull() && val.isArray()){
delays.reserve(val.size());
for(auto it:val){
auto name = it["name"];
auto size = it["size"];
auto delay = it["delay"];
if(!name.isString() || !size.isUInt() || !(delay.isUInt() || delay.isArray())) throw std::runtime_error("JSON parse error");
if(delay.isUInt()){
const instr_delay entry{name.asCString(), size.asUInt(), delay.asUInt(), 0};
delays.push_back(entry);
} else {
const instr_delay entry{name.asCString(), size.asUInt(), delay[0].asUInt(), delay[1].asUInt()};
delays.push_back(entry);
}
}
rep_counts.resize(delays.size());
} else {
LOG(ERR)<<"plugin instruction_count: could not find an entry for "<<core_name<<" in JSON file"<<std::endl;
}
return true;
}

3
src/iss/plugin/instruction_count.h
View File

@ -36,8 +36,8 @@
#define _ISS_PLUGIN_INSTRUCTION_COUNTER_H_
#include <iss/vm_plugin.h>
#include <json/json.h>
#include <string>
#include <vector>
namespace iss {
namespace plugin {
@ -72,7 +72,6 @@ public:
void callback(instr_info_t) override;
private:
Json::Value root;
std::vector<instr_delay> delays;
std::vector<uint64_t> rep_counts;
};

11
src/main.cpp
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@ -73,7 +73,7 @@ int main(int argc, char *argv[]) {
("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")
("isa", po::value<std::string>()->default_value("tgc5c"), "isa to use for simulation");
("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();
try {
@ -124,7 +124,7 @@ int main(int argc, char *argv[]) {
std::tie(cpu, vm) = f.create(isa_opt+"|"+clim["backend"].as<std::string>(), clim["gdb-port"].as<unsigned>());
} else {
auto base_isa = isa_opt.substr(0, 5);
if(base_isa=="tgc_d" || base_isa=="tgc_e") {
if(base_isa=="tgc5d" || base_isa=="tgc5e") {
isa_opt += "|mu_p_clic_pmp|"+clim["backend"].as<std::string>();
} else {
isa_opt += "|m_p|"+clim["backend"].as<std::string>();
@ -148,6 +148,7 @@ int main(int argc, char *argv[]) {
plugin_name = opt_val.substr(0, found);
arg = opt_val.substr(found + 1, opt_val.size());
}
#if defined(WITH_PLUGINS)
if (plugin_name == "ic") {
auto *ic_plugin = new iss::plugin::instruction_count(arg);
vm->register_plugin(*ic_plugin);
@ -156,8 +157,10 @@ int main(int argc, char *argv[]) {
auto *ce_plugin = new iss::plugin::cycle_estimate(arg);
vm->register_plugin(*ce_plugin);
plugin_list.push_back(ce_plugin);
}else {
#ifndef WIN32
} else
#endif
{
#if !defined(WIN32)
std::vector<char const*> a{};
if(arg.length())
a.push_back({arg.c_str()});