A64: Synchronize with r16849.

test/cctest/cctest.cc

Index: test/cctest/cctest.cc
diff --git a/test/cctest/cctest.cc b/test/cctest/cctest.cc
index 616c6a3a6bdf85dcd26433b3403be3cc2a45b03c..962dc02e2f6d29358caf2e8bd47a9b7d54e01a6c 100644
--- a/test/cctest/cctest.cc
+++ b/test/cctest/cctest.cc
@@ -29,13 +29,19 @@
 #include "cctest.h"
 #include "debug.h"
 
+enum InitializationState {kUnset, kUnintialized, kInitialized};
+static InitializationState initialization_state_  = kUnset;
 
 CcTest* CcTest::last_ = NULL;
+bool CcTest::initialize_called_ = false;
+bool CcTest::isolate_used_ = false;
+v8::Isolate* CcTest::isolate_ = NULL;
 
 
 CcTest::CcTest(TestFunction* callback, const char* file, const char* name,
-               const char* dependency, bool enabled)
-    : callback_(callback), name_(name), dependency_(dependency), prev_(last_) {
+               const char* dependency, bool enabled, bool initialize)
+    : callback_(callback), name_(name), dependency_(dependency),
+      enabled_(enabled), initialize_(initialize), prev_(last_) {
   // Find the base name of this test (const_cast required on Windows).
   char *basename = strrchr(const_cast<char *>(file), '/');
   if (!basename) {
@@ -51,35 +57,47 @@ CcTest::CcTest(TestFunction* callback, const char* file, const char* name,
   if (extension) *extension = 0;
   // Install this test in the list of tests
   file_ = basename;
-  enabled_ = enabled;
   prev_ = last_;
   last_ = this;
 }
 
 
-v8::Persistent<v8::Context> CcTest::context_;
+void CcTest::Run() {
+  if (!initialize_) {
+    CHECK(initialization_state_ != kInitialized);
+    initialization_state_ = kUnintialized;
+    // TODO(dcarney): Remove this when default isolate is gone.
+    if (isolate_ == NULL) {
+      isolate_ = v8::Isolate::GetCurrent();
+    }
+  } else {
+    CHECK(initialization_state_ != kUnintialized);
+    initialization_state_ = kInitialized;
+    i::Isolate::SetCrashIfDefaultIsolateInitialized();
+    if (isolate_ == NULL) {
+      isolate_ = v8::Isolate::New();
+    }
+    isolate_->Enter();
+  }
+  callback_();
+  if (initialize_) {
+    isolate_->Exit();
+  }
+}
 
 
-void CcTest::InitializeVM(CcTestExtensionFlags extensions) {
-  const char* extension_names[kMaxExtensions];
-  int extension_count = 0;
-#define CHECK_EXTENSION_FLAG(Name, Id) \
-  if (extensions.Contains(Name##_ID)) extension_names[extension_count++] = Id;
-  EXTENSION_LIST(CHECK_EXTENSION_FLAG)
-#undef CHECK_EXTENSION_FLAG
-  v8::Isolate* isolate = default_isolate();
-  if (context_.IsEmpty()) {
-    v8::HandleScope scope(isolate);
+v8::Local<v8::Context> CcTest::NewContext(CcTestExtensionFlags extensions,
+                                          v8::Isolate* isolate) {
+    const char* extension_names[kMaxExtensions];
+    int extension_count = 0;
+  #define CHECK_EXTENSION_FLAG(Name, Id) \
+    if (extensions.Contains(Name##_ID)) extension_names[extension_count++] = Id;
+    EXTENSION_LIST(CHECK_EXTENSION_FLAG)
+  #undef CHECK_EXTENSION_FLAG
     v8::ExtensionConfiguration config(extension_count, extension_names);
     v8::Local<v8::Context> context = v8::Context::New(isolate, &config);
-    context_.Reset(isolate, context);
-  }
-  {
-    v8::HandleScope scope(isolate);
-    v8::Local<v8::Context> context =
-        v8::Local<v8::Context>::New(isolate, context_);
-    context->Enter();
-  }
+    CHECK(!context.IsEmpty());
+    return context;
 }
 
 
@@ -95,9 +113,6 @@ static void PrintTestList(CcTest* current) {
 }
 
 
-v8::Isolate* CcTest::default_isolate_;
-
-
 class CcTestArrayBufferAllocator : public v8::ArrayBuffer::Allocator {
   virtual void* Allocate(size_t length) { return malloc(length); }
   virtual void* AllocateUninitialized(size_t length) { return malloc(length); }
@@ -115,13 +130,13 @@ static void SuggestTestHarness(int tests) {
 
 
 int main(int argc, char* argv[]) {
+  v8::V8::InitializeICU();
+
   v8::internal::FlagList::SetFlagsFromCommandLine(&argc, argv, true);
 
   CcTestArrayBufferAllocator array_buffer_allocator;
   v8::V8::SetArrayBufferAllocator(&array_buffer_allocator);
 
-  CcTest::set_default_isolate(v8::Isolate::GetCurrent());
-  CHECK(CcTest::default_isolate() != NULL);
   int tests_run = 0;
   bool print_run_count = true;
   for (int i = 1; i < argc; i++) {