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-rw-r--r--V8Binding/v8/src/v8.cc190
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diff --git a/V8Binding/v8/src/v8.cc b/V8Binding/v8/src/v8.cc
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--- a/V8Binding/v8/src/v8.cc
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@@ -1,190 +0,0 @@
-// Copyright 2006-2009 the V8 project authors. All rights reserved.
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-// * Redistributions of source code must retain the above copyright
-// notice, this list of conditions and the following disclaimer.
-// * Redistributions in binary form must reproduce the above
-// copyright notice, this list of conditions and the following
-// disclaimer in the documentation and/or other materials provided
-// with the distribution.
-// * Neither the name of Google Inc. nor the names of its
-// contributors may be used to endorse or promote products derived
-// from this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-#include "v8.h"
-
-#include "bootstrapper.h"
-#include "debug.h"
-#include "serialize.h"
-#include "stub-cache.h"
-#include "oprofile-agent.h"
-
-#if V8_TARGET_ARCH_ARM
-#include "arm/simulator-arm.h"
-#endif
-
-namespace v8 {
-namespace internal {
-
-bool V8::is_running_ = false;
-bool V8::has_been_setup_ = false;
-bool V8::has_been_disposed_ = false;
-bool V8::has_fatal_error_ = false;
-
-bool V8::Initialize(Deserializer *des) {
- bool create_heap_objects = des == NULL;
- if (has_been_disposed_ || has_fatal_error_) return false;
- if (IsRunning()) return true;
-
- is_running_ = true;
- has_been_setup_ = true;
- has_fatal_error_ = false;
- has_been_disposed_ = false;
-#ifdef DEBUG
- // The initialization process does not handle memory exhaustion.
- DisallowAllocationFailure disallow_allocation_failure;
-#endif
-
- // Enable logging before setting up the heap
- Logger::Setup();
- if (des) des->GetLog();
-
- // Setup the platform OS support.
- OS::Setup();
-
- // Initialize other runtime facilities
-#if !V8_HOST_ARCH_ARM && V8_TARGET_ARCH_ARM
- ::assembler::arm::Simulator::Initialize();
-#endif
-
- { // NOLINT
- // Ensure that the thread has a valid stack guard. The v8::Locker object
- // will ensure this too, but we don't have to use lockers if we are only
- // using one thread.
- ExecutionAccess lock;
- StackGuard::InitThread(lock);
- }
-
- // Setup the object heap
- ASSERT(!Heap::HasBeenSetup());
- if (!Heap::Setup(create_heap_objects)) {
- SetFatalError();
- return false;
- }
-
- Bootstrapper::Initialize(create_heap_objects);
- Builtins::Setup(create_heap_objects);
- Top::Initialize();
-
- if (FLAG_preemption) {
- v8::Locker locker;
- v8::Locker::StartPreemption(100);
- }
-
-#ifdef ENABLE_DEBUGGER_SUPPORT
- Debug::Setup(create_heap_objects);
-#endif
- StubCache::Initialize(create_heap_objects);
-
- // If we are deserializing, read the state into the now-empty heap.
- if (des != NULL) {
- des->Deserialize();
- StubCache::Clear();
- }
-
- // Deserializing may put strange things in the root array's copy of the
- // stack guard.
- Heap::SetStackLimit(StackGuard::jslimit());
-
- // Setup the CPU support. Must be done after heap setup and after
- // any deserialization because we have to have the initial heap
- // objects in place for creating the code object used for probing.
- CPU::Setup();
-
- OProfileAgent::Initialize();
-
- return true;
-}
-
-
-void V8::SetFatalError() {
- is_running_ = false;
- has_fatal_error_ = true;
-}
-
-
-void V8::TearDown() {
- if (!has_been_setup_ || has_been_disposed_) return;
-
- OProfileAgent::TearDown();
-
- if (FLAG_preemption) {
- v8::Locker locker;
- v8::Locker::StopPreemption();
- }
-
- Builtins::TearDown();
- Bootstrapper::TearDown();
-
- Top::TearDown();
-
- Heap::TearDown();
- Logger::TearDown();
-
- is_running_ = false;
- has_been_disposed_ = true;
-}
-
-
-uint32_t V8::Random() {
- // Random number generator using George Marsaglia's MWC algorithm.
- static uint32_t hi = 0;
- static uint32_t lo = 0;
-
- // Initialize seed using the system random(). If one of the seeds
- // should ever become zero again, or if random() returns zero, we
- // avoid getting stuck with zero bits in hi or lo by re-initializing
- // them on demand.
- if (hi == 0) hi = random();
- if (lo == 0) lo = random();
-
- // Mix the bits.
- hi = 36969 * (hi & 0xFFFF) + (hi >> 16);
- lo = 18273 * (lo & 0xFFFF) + (lo >> 16);
- return (hi << 16) + (lo & 0xFFFF);
-}
-
-
-bool V8::IdleNotification(bool is_high_priority) {
- // Returning true tells the caller that there is no need to call
- // IdleNotification again.
- if (!FLAG_use_idle_notification) return true;
- // Ignore high priority instances of V8.
- if (is_high_priority) return true;
-
- // Tell the heap that it may want to adjust.
- return Heap::IdleNotification();
-}
-
-
-Smi* V8::RandomPositiveSmi() {
- uint32_t random = Random();
- ASSERT(IsPowerOf2(Smi::kMaxValue + 1));
- return Smi::FromInt(random & Smi::kMaxValue);
-}
-
-} } // namespace v8::internal