Allocate double temporaries in old space ...

vm/ast.cc

 // Copyright (c) 2011, 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/ast.h"
 #include "vm/compiler.h"
 #include "vm/dart_entry.h"
 #include "vm/isolate.h"
 #include "vm/object_store.h"
 
@@ skipping 76 matching lines @@
       smi ^= literal().raw();
       const Instance& literal =
           Instance::ZoneHandle(Integer::New(-smi.Value()));
       return new LiteralNode(this->token_index(), literal);
     }
     if (literal().IsDouble()) {
       Double& dbl = Double::Handle();
       dbl ^= literal().raw();
       // Preserve negative zero.
       double new_value = (dbl.value() == 0.0) ? -0.0 : (0.0 - dbl.value());
-      const Instance& literal = Instance::ZoneHandle(Double::New(new_value));
-      return new LiteralNode(this->token_index(), literal);
+      Double& double_instance = Double::ZoneHandle(Double::New(new_value));

[siva, 2011/12/12 18:50:30]

Do you want to allocate this also in the old space?

[srdjan, 2011/12/21 22:30:17]

Done.

+      double_instance ^= double_instance.Canonicalize();
+      return new LiteralNode(this->token_index(), double_instance);
     }
   }
   return NULL;
 }
 
 
 bool ComparisonNode::IsKindValid() const {
   return Token::IsRelationalOperator(kind_)
       || Token::IsEqualityOperator(kind_)
       || Token::IsInstanceofOperator(kind_);
@@ skipping 336 matching lines @@
   if (field_value.IsUnhandledException()) {
     return NULL;
   }
   if (!field_value.IsNull()) {
     return &field_value;
   }
   return NULL;
 }
 
 }  // namespace dart