[turbofan] Fix OSR compilations of for-in.

src/compiler.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #include "src/compiler.h"
 
 #include "src/ast-numbering.h"
 #include "src/ast-this-access-visitor.h"
 #include "src/bootstrapper.h"
 #include "src/codegen.h"
 #include "src/compilation-cache.h"
 #include "src/compiler/pipeline.h"
 #include "src/cpu-profiler.h"
 #include "src/debug.h"
 #include "src/deoptimizer.h"
 #include "src/full-codegen.h"
 #include "src/gdb-jit.h"
 #include "src/hydrogen.h"
 #include "src/isolate-inl.h"
 #include "src/lithium.h"
 #include "src/liveedit.h"
 #include "src/messages.h"
 #include "src/parser.h"
+#include "src/prettyprinter.h"
 #include "src/rewriter.h"
 #include "src/runtime-profiler.h"
 #include "src/scanner-character-streams.h"
 #include "src/scopeinfo.h"
 #include "src/scopes.h"
 #include "src/typing.h"
 #include "src/vm-state-inl.h"
 
 namespace v8 {
 namespace internal {
@@ skipping 369 matching lines @@
   }
 
   DCHECK(info()->shared_info()->has_deoptimization_support());
 
   // Check the whitelist for TurboFan.
   if ((FLAG_turbo_asm && info()->shared_info()->asm_function()) ||
       info()->closure()->PassesFilter(FLAG_turbo_filter)) {
     if (FLAG_trace_opt) {
       OFStream os(stdout);
       os << "[compiling method " << Brief(*info()->closure())
-         << " using TurboFan]" << std::endl;
+         << " using TurboFan";
+      if (info()->is_osr()) os << " OSR";
+      os << "]" << std::endl;
     }
     Timer t(this, &time_taken_to_create_graph_);
     compiler::Pipeline pipeline(info());
     pipeline.GenerateCode();
     if (!info()->code().is_null()) {
       return SetLastStatus(SUCCEEDED);
     }
   }
 
   if (FLAG_trace_opt) {
     OFStream os(stdout);
     os << "[compiling method " << Brief(*info()->closure())
-       << " using Crankshaft]" << std::endl;
+       << " using Crankshaft";
+    if (info()->is_osr()) os << " OSR";
+    os << "]" << std::endl;
   }
 
   if (FLAG_trace_hydrogen) {
     isolate()->GetHTracer()->TraceCompilation(info());
   }
 
   // Type-check the function.
   AstTyper::Run(info());
 
   // Optimization could have been disabled by the parser. Note that this check
@@ skipping 1141 matching lines @@
   // character is in the FLAG_trace_phase command line parameter.
   AllowHandleDereference allow_deref;
   bool tracing_on = info()->IsStub()
       ? FLAG_trace_hydrogen_stubs
       : (FLAG_trace_hydrogen &&
          info()->closure()->PassesFilter(FLAG_trace_hydrogen_filter));
   return (tracing_on &&
       base::OS::StrChr(const_cast<char*>(FLAG_trace_phase), name_[0]) != NULL);
 }
 
+
+#if DEBUG
+void CompilationInfo::PrintAstForTesting() {
+  PrintF("--- Source from AST ---\n%s\n",
+         PrettyPrinter(isolate(), zone()).PrintProgram(function()));
+}
+#endif
 } }  // namespace v8::internal