- reorganize DartUtils::PrepareForScriptLoading so that it does not have the wait for service load …

runtime/vm/benchmark_test.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/benchmark_test.h"
 
 #include "bin/builtin.h"
 #include "bin/file.h"
+#include "bin/isolate_data.h"
 
 #include "platform/assert.h"
 #include "platform/globals.h"
 
 #include "vm/compiler_stats.h"
 #include "vm/dart_api_impl.h"
 #include "vm/stack_frame.h"
 #include "vm/unit_test.h"
 
 using dart::bin::File;
 
 namespace dart {
 
 Benchmark* Benchmark::first_ = NULL;
 Benchmark* Benchmark::tail_ = NULL;
 const char* Benchmark::executable_ = NULL;
 
 void Benchmark::RunAll(const char* executable) {
   SetExecutable(executable);
   Benchmark* benchmark = first_;
   while (benchmark != NULL) {
     benchmark->RunBenchmark();
     benchmark = benchmark->next_;
   }
 }
 
 
+Dart_Isolate Benchmark::CreateIsolate(const uint8_t* buffer) {
+  bin::IsolateData* isolate_data = new bin::IsolateData(NULL, NULL, NULL);
+  char* err = NULL;
+  isolate_ = Dart_CreateIsolate(NULL, NULL, buffer, NULL, isolate_data, &err);
+  EXPECT(isolate_ != NULL);
+  free(err);
+  return isolate_;
+}
+
+
 //
 // Measure compile of all functions in dart core lib classes.
 //
 BENCHMARK(CorelibCompileAll) {
   bin::Builtin::SetNativeResolver(bin::Builtin::kBuiltinLibrary);
   bin::Builtin::SetNativeResolver(bin::Builtin::kIOLibrary);
   TransitionNativeToVM transition(thread);
   Timer timer(true, "Compile all of Core lib benchmark");
   timer.Start();
   const Error& error = Error::Handle(Library::CompileAll());
@@ skipping 225 matching lines @@
     dart2js_path = NULL;
   }
   return dart2js_path;
 }
 
 
 static void func(Dart_NativeArguments args) {
 }
 
 
-// Emulates DartUtils::PrepareForScriptLoading.
-static Dart_Handle PreparePackageRoot(const char* package_root,
-                                      Dart_Handle builtin_lib) {
-  // First ensure all required libraries are available.
-  Dart_Handle url = NewString(bin::DartUtils::kCoreLibURL);
-  DART_CHECK_VALID(url);
-  Dart_Handle core_lib = Dart_LookupLibrary(url);
-  DART_CHECK_VALID(core_lib);
-  url = NewString(bin::DartUtils::kAsyncLibURL);
-  DART_CHECK_VALID(url);
-  Dart_Handle async_lib = Dart_LookupLibrary(url);
-  DART_CHECK_VALID(async_lib);
-  url = NewString(bin::DartUtils::kIsolateLibURL);
-  DART_CHECK_VALID(url);
-  Dart_Handle isolate_lib = Dart_LookupLibrary(url);
-  DART_CHECK_VALID(isolate_lib);
-  url = NewString(bin::DartUtils::kInternalLibURL);
-  DART_CHECK_VALID(url);
-  Dart_Handle internal_lib = Dart_LookupLibrary(url);
-  DART_CHECK_VALID(internal_lib);
-  Dart_Handle io_lib =
-      bin::Builtin::LoadAndCheckLibrary(bin::Builtin::kIOLibrary);
-  DART_CHECK_VALID(io_lib);
-
-  // We need to ensure that all the scripts loaded so far are finalized
-  // as we are about to invoke some Dart code below to setup closures.
-  Dart_Handle result = Dart_FinalizeLoading(false);
-  DART_CHECK_VALID(result);
-
-  // Necessary parts from PrepareBuiltinLibrary.
-  // Setup the internal library's 'internalPrint' function.
-  result = Dart_Invoke(builtin_lib, NewString("_getPrintClosure"), 0, NULL);
-  DART_CHECK_VALID(result);
-  result = Dart_SetField(internal_lib, NewString("_printClosure"), result);
-  DART_CHECK_VALID(result);
-#if defined(TARGET_OS_WINDOWS)
-    result = Dart_SetField(builtin_lib, NewString("_isWindows"), Dart_True());
-    DART_CHECK_VALID(result);
-#endif  // defined(TARGET_OS_WINDOWS)
-  // Set current working directory.
-  result = bin::DartUtils::SetWorkingDirectory(builtin_lib);
-  DART_CHECK_VALID(result);
-  // Set the package root for builtin.dart.
-  result = NewString(package_root);
-  DART_CHECK_VALID(result);
-  const int kNumArgs = 1;
-  Dart_Handle dart_args[kNumArgs];
-  dart_args[0] = result;
-  result = Dart_Invoke(builtin_lib,
-                       NewString("_setPackageRoot"),
-                       kNumArgs,
-                       dart_args);
-  DART_CHECK_VALID(result);
-
-  bin::DartUtils::PrepareAsyncLibrary(async_lib, isolate_lib);
-  bin::DartUtils::PrepareCoreLibrary(core_lib, builtin_lib, false);
-  bin::DartUtils::PrepareIsolateLibrary(isolate_lib);
-  bin::DartUtils::PrepareIOLibrary(io_lib);
-  return Dart_True();
-}
-
-
 static Dart_NativeFunction NativeResolver(Dart_Handle name,
                                           int arg_count,
                                           bool* auto_setup_scope) {
   ASSERT(auto_setup_scope != NULL);
   *auto_setup_scope = false;
   return &func;
 }
 
 static void SetupDart2JSPackagePath() {
-  Dart_Handle builtin_lib =
-      bin::Builtin::LoadAndCheckLibrary(bin::Builtin::kBuiltinLibrary);
-  DART_CHECK_VALID(builtin_lib);
-
   bool worked = bin::DartUtils::SetOriginalWorkingDirectory();
   EXPECT(worked);
+
+  Dart_Handle result = bin::DartUtils::PrepareForScriptLoading(false, false);
+  DART_CHECK_VALID(result);
+
+  // Setup package root.
   char buffer[2048];
   char* executable_path =
       strdup(File::GetCanonicalPath(Benchmark::Executable()));
   const char* packages_path = "%s%s..%spackages";
   const char* path_separator = File::PathSeparator();
   OS::SNPrint(buffer, 2048, packages_path,
               executable_path, path_separator, path_separator);
-  Dart_Handle result = PreparePackageRoot(buffer, builtin_lib);
+  result = bin::DartUtils::SetupPackageRoot(buffer, NULL);
   DART_CHECK_VALID(result);
 }
 
 BENCHMARK(Dart2JSCompileAll) {
   bin::Builtin::SetNativeResolver(bin::Builtin::kBuiltinLibrary);
   bin::Builtin::SetNativeResolver(bin::Builtin::kIOLibrary);
   SetupDart2JSPackagePath();
   char* dart_root = ComputeDart2JSPath(Benchmark::Executable());
   char* script = NULL;
   if (dart_root != NULL) {
@@ skipping 375 matching lines @@
                                  thread);
     reader.ReadObject();
     free(buffer);
   }
   timer.Stop();
   int64_t elapsed_time = timer.TotalElapsedTime();
   benchmark->set_score(elapsed_time);
 }
 
 }  // namespace dart