Updated V8 from git://github.com/v8/v8.git to 57f8959fb264354ba1a2e5118db512f588917061

Update V8 source to version 3.10.1.

* Added optimizations and stability improvements on all platforms.
* Various performance improvements.
* Cleanup ScopeInfo and SerializedScopeInfo.
* Introduce extended mode.
* Implemented performance improvements to the incremental garbage
  collector.
* Fixed handling of arrays in DefineOwnProperty. (issue 1756)
* Fixed GCC 4.7 warnings.
* Performance improvements for large Smi-only arrays.
* Reduce the space used by the stack for the profiling thread.
* Reduced memory use immediately after starting V8.
* Fixed VFP detection through compiler defines. (issue 1996)
* Remove static initializers in v8. (issue 1859)
* Optimized boot-up memory use.
* Optimized regular expressions.

Change-Id: I2dad3092612de279179950dae4dd43daf0463a9f
Reviewed-by: Kent Hansen <kent.hansen@nokia.com>

1 files changed, 28 insertions, 1 deletions

diff --git a/src/3rdparty/v8/src/property.cc b/src/3rdparty/v8/src/property.cc
index 6e043e2..78f237d 100644
--- a/src/3rdparty/v8/src/property.cc
+++ b/src/3rdparty/v8/src/property.cc
@@ -1,4 +1,4 @@
-// Copyright 2011 the V8 project authors. All rights reserved.
+// Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
@@ -91,6 +91,9 @@ void LookupResult::Print(FILE* out) {
       break;
     case CONSTANT_TRANSITION:
       PrintF(out, " -type = constant property transition\n");
+      PrintF(out, " -map:\n");
+      GetTransitionMap()->Print(out);
+      PrintF(out, "\n");
       break;
     case NULL_DESCRIPTOR:
       PrintF(out, " =type = null descriptor\n");
@@ -111,4 +114,28 @@ void Descriptor::Print(FILE* out) {
 #endif
 
 
+bool Descriptor::ContainsTransition() {
+  switch (details_.type()) {
+    case MAP_TRANSITION:
+    case CONSTANT_TRANSITION:
+    case ELEMENTS_TRANSITION:
+      return true;
+    case CALLBACKS: {
+      if (!value_->IsAccessorPair()) return false;
+      AccessorPair* accessors = AccessorPair::cast(value_);
+      return accessors->getter()->IsMap() || accessors->setter()->IsMap();
+    }
+    case NORMAL:
+    case FIELD:
+    case CONSTANT_FUNCTION:
+    case HANDLER:
+    case INTERCEPTOR:
+    case NULL_DESCRIPTOR:
+      return false;
+  }
+  UNREACHABLE();  // Keep the compiler happy.
+  return false;
+}
+
+
 } }  // namespace v8::internal