VMEntryScope::VMEntryScope(VM& vm, JSGlobalObject* globalObject)
: m_vm(vm)
, m_globalObject(globalObject)
{
ASSERT(wtfThreadData().stack().isGrowingDownward());
if (!vm.entryScope) {
#if ENABLE(ASSEMBLER)
if (ExecutableAllocator::underMemoryPressure())
vm.heap.deleteAllCompiledCode();
#endif
vm.entryScope = this;
// Reset the date cache between JS invocations to force the VM to
// observe time xone changes.
vm.resetDateCache();
if (vm.watchdog)
vm.watchdog->enteredVM();
}
vm.clearLastException();
}
VMEntryScope::VMEntryScope(VM& vm, JSGlobalObject* globalObject)
: m_vm(vm)
, m_globalObject(globalObject)
{
ASSERT(wtfThreadData().stack().isGrowingDownward());
if (!vm.entryScope) {
vm.entryScope = this;
// Reset the date cache between JS invocations to force the VM to
// observe time zone changes.
vm.resetDateCache();
if (vm.watchdog())
vm.watchdog()->enteredVM();
#if ENABLE(SAMPLING_PROFILER)
if (SamplingProfiler* samplingProfiler = vm.samplingProfiler())
samplingProfiler->noticeVMEntry();
#endif
}
vm.clearLastException();
}