United StatesChange Country, Oracle Worldwide Web Sites Communities I am a... I want to...
Bug ID: JDK-7020521 arraycopy stubs place prebarriers incorrectly
JDK-7020521 : arraycopy stubs place prebarriers incorrectly

Details
Type:
Bug
Submit Date:
2011-02-18
Status:
Closed
Updated Date:
2011-04-24
Project Name:
JDK
Resolved Date:
2011-04-24
Component:
hotspot
OS:
generic
Sub-Component:
compiler
CPU:
generic
Priority:
P3
Resolution:
Fixed
Affected Versions:
hs20
Fixed Versions:
hs21 (b04)

Related Reports
Backport:
Relates:

Sub Tasks

Description
Almost all arraycopy stubs emit prebarrier invocation incorrectly resulting in not calling it at all or calling it multiple times when the chaining occurs: generic_arraycopy->conjoint_arraycopy->disjoint_arraycopy.

                                    

Comments
EVALUATION

http://hg.openjdk.java.net/jdk7/hotspot-comp/hotspot/rev/d89a22843c62
                                     
2011-02-23



Hardware and Software, Engineered to Work Together