- Convert all isolate flags to a bit field.

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/clustered_snapshot.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 {
 
+DECLARE_FLAG(bool, use_dart_frontend);
+
 Benchmark* Benchmark::first_ = NULL;
 Benchmark* Benchmark::tail_ = NULL;
 const char* Benchmark::executable_ = NULL;
 
 //
 // Measure compile of all dart2js(compiler) functions.
 //
 static char* ComputeDart2JSPath(const char* arg) {
   char buffer[2048];
   char* dart2js_path = strdup(File::GetCanonicalPath(arg));
@@ skipping 51 matching lines @@
   Benchmark* benchmark = first_;
   while (benchmark != NULL) {
     benchmark->RunBenchmark();
     benchmark = benchmark->next_;
   }
 }
 
 Dart_Isolate Benchmark::CreateIsolate(const uint8_t* snapshot_data,
                                       const uint8_t* snapshot_instructions) {
   char* err = NULL;
+  Dart_IsolateFlags api_flags;
+  Isolate::FlagsInitialize(&api_flags);
+  api_flags.use_dart_frontend = FLAG_use_dart_frontend;
   isolate_ = Dart_CreateIsolate(NULL, NULL, snapshot_data,
-                                snapshot_instructions, NULL, NULL, &err);
+                                snapshot_instructions, &api_flags, NULL, &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);
@@ skipping 587 matching lines @@
   timer.Stop();
   int64_t elapsed_time = timer.TotalElapsedTime();
   benchmark->set_score(elapsed_time);
 }
 
 BENCHMARK_MEMORY(InitialRSS) {
   benchmark->set_score(OS::MaxRSS());
 }
 
 }  // namespace dart