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Global.cpp
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140 lines (118 loc) · 3.82 KB
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/*
* Copyright (c) 2021-present Samsung Electronics Co., Ltd
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
* USA
*/
#include "Escargot.h"
#include "runtime/Global.h"
#include "runtime/Platform.h"
#include "runtime/PointerValue.h"
#include "runtime/ArrayObject.h"
#include <inttypes.h>
namespace Escargot {
bool Global::inited;
Platform* Global::g_platform;
#if defined(ENABLE_ATOMICS_GLOBAL_LOCK)
SpinLock Global::g_atomicsLock;
#endif
#if defined(ENABLE_THREADING)
std::mutex Global::g_waiterMutex;
std::vector<Global::Waiter*> Global::g_waiter;
#endif
Global::HeapProfile* Global::g_heapProfile;
void Global::initialize(Platform* platform)
{
// initialize should be invoked only once in the program
static bool called_once = true;
RELEASE_ASSERT(called_once && !inited);
ASSERT(!g_platform);
g_platform = platform;
// initialize PointerValue tag values
// tag values should be initialized once and not changed
PointerValue::g_arrayObjectTag = ArrayObject().getTag();
PointerValue::g_arrayPrototypeObjectTag = ArrayPrototypeObject().getTag();
PointerValue::g_objectRareDataTag = ObjectRareData(nullptr).getTag();
PointerValue::g_doubleInEncodedValueTag = DoubleInEncodedValue(0).getTag();
g_heapProfile = new HeapProfile();
called_once = false;
inited = true;
}
void Global::finalize()
{
// finalize should be invoked only once in the program
static bool called_once = true;
RELEASE_ASSERT(called_once && inited);
#if defined(ENABLE_THREADING)
for (size_t i = 0; i < g_waiter.size(); i++) {
delete g_waiter[i];
}
std::vector<Waiter*>().swap(g_waiter);
#endif
delete g_platform;
g_platform = nullptr;
g_heapProfile->printResult();
delete g_heapProfile;
called_once = false;
inited = false;
}
Platform* Global::platform()
{
ASSERT(inited && !!g_platform);
return g_platform;
}
void Global::HeapProfile::printResult()
{
ESCARGOT_LOG_INFO("=== HeapProfile Result ===\n");
ESCARGOT_LOG_INFO("GC_Count: %zu\nComp_Count: %zu\nDecomp_Count: %zu\n", gcCount, compCount, decompCount);
ESCARGOT_LOG_INFO("GC_Time: %" PRIu64 "\nComp_Time: %" PRIu64 "\nDecomp_Time:%" PRIu64 "\n", gcTime, compTime, decompTime);
}
Global::HeapProfile* Global::heapProfile()
{
ASSERT(inited && !!g_heapProfile);
return g_heapProfile;
}
#if defined(ENABLE_THREADING)
Global::Waiter* Global::waiter(void* blockAddress)
{
std::lock_guard<std::mutex> guard(g_waiterMutex);
for (size_t i = 0; i < g_waiter.size(); i++) {
if (g_waiter[i]->m_blockAddress == blockAddress) {
return g_waiter[i];
}
}
Waiter* w = new Waiter();
w->m_blockAddress = blockAddress;
g_waiter.push_back(w);
return w;
}
#endif
#ifdef ESCARGOT_USE_CUSTOM_LOGGING
void customEscargotInfoLogger(const char* format, ...)
{
va_list arg;
va_start(arg, format);
Global::platform()->customInfoLogger(format, arg);
va_end(arg);
}
void customEscargotErrorLogger(const char* format, ...)
{
va_list arg;
va_start(arg, format);
Global::platform()->customErrorLogger(format, arg);
va_end(arg);
}
#endif
} // namespace Escargot