Classes runtime

src/compiler/pipeline.cc

 // Copyright 2014 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/compiler/pipeline.h"
 
 #include <sstream>
 
 #include "src/base/platform/elapsed-timer.h"
 #include "src/compiler/ast-graph-builder.h"
@@ skipping 127 matching lines @@
                                         SourcePositionTable* source_positions)
       : AstGraphBuilder(info, jsgraph), source_positions_(source_positions) {}
 
   bool CreateGraph() {
     SourcePositionTable::Scope pos(source_positions_,
                                    SourcePosition::Unknown());
     return AstGraphBuilder::CreateGraph();
   }
 
 #define DEF_VISIT(type)                                               \
-  virtual void Visit##type(type* node) OVERRIDE {                  \
+  virtual void Visit##type(type* node) OVERRIDE {                     \
     SourcePositionTable::Scope pos(source_positions_,                 \
                                    SourcePosition(node->position())); \
     AstGraphBuilder::Visit##type(node);                               \
   }
   AST_NODE_LIST(DEF_VISIT)
 #undef DEF_VISIT
 
  private:
   SourcePositionTable* source_positions_;
 };
 
 
 static void TraceSchedule(Schedule* schedule) {
   if (!FLAG_trace_turbo) return;
   OFStream os(stdout);
   os << "-- Schedule --------------------------------------\n" << *schedule;
 }
 
 
 Handle<Code> Pipeline::GenerateCode() {
   if (info()->function()->dont_optimize_reason() == kTryCatchStatement ||
       info()->function()->dont_optimize_reason() == kTryFinallyStatement ||
       // TODO(turbofan): Make ES6 for-of work and remove this bailout.
       info()->function()->dont_optimize_reason() == kForOfStatement ||
       // TODO(turbofan): Make super work and remove this bailout.
       info()->function()->dont_optimize_reason() == kSuperReference ||
+      // TODO(turbofan): Make ES6 classes work and remove this bailout.
+      info()->function()->dont_optimize_reason() == kClassLiteral ||

[arv (Not doing code reviews), 2014/10/03 21:19:59]

Why isn't this sufficient?

       // TODO(turbofan): Make OSR work and remove this bailout.
       info()->is_osr()) {
     return Handle<Code>::null();
   }
 
   if (FLAG_turbo_stats) isolate()->GetTStatistics()->Initialize(info_);
 
   if (FLAG_trace_turbo) {
     OFStream os(stdout);
     os << "---------------------------------------------------\n"
@@ skipping 259 matching lines @@
 }
 
 
 void Pipeline::TearDown() {
   InstructionOperand::TearDownCaches();
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8