Return the length as smi.

Review URL: https://chromiumcodereview.appspot.com/11419011

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12977 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

diff --git a/src/x64/stub-cache-x64.cc b/src/x64/stub-cache-x64.cc
index c23808c..26a97ab 100644 (file)
--- a/src/x64/stub-cache-x64.cc
+++ b/src/x64/stub-cache-x64.cc
@@ -1551,6 +1551,7 @@ Handle<Code> CallStubCompiler::CompileArrayPushCall(
 
       // Save new length.
       __ Integer32ToSmiField(FieldOperand(rdx, JSArray::kLengthOffset), rax);
+      __ Integer32ToSmi(rax, rax);  // Return new length as smi.
       __ ret((argc + 1) * kPointerSize);
 
       __ bind(&with_write_barrier);