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| Current File : //proc/thread-self/root/home/ubuntu/node-v16.18.1/tools/code_cache/mkcodecache.cc |
#include <cstdio>
#include <fstream>
#include <iostream>
#include <sstream>
#include <string>
#include "cache_builder.h"
#include "debug_utils-inl.h"
#include "libplatform/libplatform.h"
#include "v8.h"
using node::native_module::CodeCacheBuilder;
using v8::ArrayBuffer;
using v8::Context;
using v8::HandleScope;
using v8::Isolate;
using v8::Local;
#ifdef _WIN32
#include <VersionHelpers.h>
#include <WinError.h>
#include <windows.h>
int wmain(int argc, wchar_t* argv[]) {
#else // UNIX
int main(int argc, char* argv[]) {
argv = uv_setup_args(argc, argv);
#endif // _WIN32
v8::V8::SetFlagsFromString("--random_seed=42");
v8::V8::SetFlagsFromString("--harmony-import-assertions");
if (argc < 2) {
std::cerr << "Usage: " << argv[0] << " <path/to/output.cc>\n";
return 1;
}
std::ofstream out;
out.open(argv[1], std::ios::out | std::ios::binary);
if (!out.is_open()) {
std::cerr << "Cannot open " << argv[1] << "\n";
return 1;
}
node::per_process::enabled_debug_list.Parse(nullptr);
std::unique_ptr<v8::Platform> platform = v8::platform::NewDefaultPlatform();
v8::V8::InitializePlatform(platform.get());
v8::V8::Initialize();
// Create a new Isolate and make it the current one.
Isolate::CreateParams create_params;
create_params.array_buffer_allocator_shared.reset(
ArrayBuffer::Allocator::NewDefaultAllocator());
Isolate* isolate = Isolate::New(create_params);
{
Isolate::Scope isolate_scope(isolate);
v8::HandleScope handle_scope(isolate);
v8::Local<v8::Context> context = v8::Context::New(isolate);
v8::Context::Scope context_scope(context);
// The command line flags are part of the code cache's checksum so reset
// --random_seed= to its default value before creating the code cache.
v8::V8::SetFlagsFromString("--random_seed=0");
std::string cache = CodeCacheBuilder::Generate(context);
out << cache;
out.close();
}
isolate->Dispose();
v8::V8::ShutdownPlatform();
return 0;
}
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