Visit the Optimized Code Map on first call rather than closure creation.

src/objects-inl.h

 // 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.
 //
 // Review notes:
 //
 // - The use of macros in these inline functions may seem superfluous
 // but it is absolutely needed to make sure gcc generates optimal
 // code. gcc is not happy when attempting to inline too deep.
 //
@@ skipping 5730 matching lines @@
 }
 
 
 void SharedFunctionInfo::set_kind(FunctionKind kind) {
   DCHECK(IsValidFunctionKind(kind));
   int hints = compiler_hints();
   hints = FunctionKindBits::update(hints, kind);
   set_compiler_hints(hints);
 }
 
+// static
+int SharedFunctionInfo::OffsetToPreviousContext() {
+  return FixedArray::kHeaderSize +

[Michael Starzinger, 2016/04/08 12:44:02]

These can all be statically computed, can we make them just "static const int"
member in the header instead of functions?

[mvstanton, 2016/04/11 13:36:14]

Absolutely, much better, done.

+         kPointerSize * (kContextOffset - kEntryLength);
+}
+
+int SharedFunctionInfo::OffsetToPreviousCachedCode() {
+  return FixedArray::kHeaderSize +
+         kPointerSize * (kCachedCodeOffset - kEntryLength);
+}
+
+int SharedFunctionInfo::OffsetToPreviousLiterals() {
+  return FixedArray::kHeaderSize +
+         kPointerSize * (kLiteralsOffset - kEntryLength);
+}
+
+int SharedFunctionInfo::OffsetToPreviousOsrAstId() {
+  return FixedArray::kHeaderSize +
+         kPointerSize * (kOsrAstIdOffset - kEntryLength);
+}
 
 BOOL_ACCESSORS(SharedFunctionInfo, compiler_hints, needs_home_object,
                kNeedsHomeObject)
 BOOL_ACCESSORS(SharedFunctionInfo, compiler_hints, native, kNative)
 BOOL_ACCESSORS(SharedFunctionInfo, compiler_hints, force_inline, kForceInline)
 BOOL_ACCESSORS(SharedFunctionInfo, compiler_hints,
                name_should_print_as_anonymous,
                kNameShouldPrintAsAnonymous)
 BOOL_ACCESSORS(SharedFunctionInfo, compiler_hints, is_anonymous_expression,
                kIsAnonymousExpression)
@@ skipping 2041 matching lines @@
 #undef WRITE_INT64_FIELD
 #undef READ_BYTE_FIELD
 #undef WRITE_BYTE_FIELD
 #undef NOBARRIER_READ_BYTE_FIELD
 #undef NOBARRIER_WRITE_BYTE_FIELD
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_OBJECTS_INL_H_