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Bug ID: JDK-6695819 verify_oop: rax: broken oop in decode_heap_oop
JDK-6695819 : verify_oop: rax: broken oop in decode_heap_oop

Details
Type:
Bug
Submit Date:
2008-04-29
Status:
Closed
Updated Date:
2011-03-08
Project Name:
JDK
Resolved Date:
2011-03-08
Component:
hotspot
OS:
solaris_10
Sub-Component:
runtime
CPU:
x86
Priority:
P5
Resolution:
Fixed
Affected Versions:
hs13
Fixed Versions:
hs13 (b02)

Related Reports
Backport:
Backport:

Sub Tasks

Description
I set low priority since VM does not crash. Messages could be bodus.

% java -d64 -Xcomp -XX:+UseCompressedOops -XX:+VerifyOops -version
VM option '+UseCompressedOops'
VM option '+VerifyOops'
=============== DEBUG MESSAGE: verify_oop: rax: broken oop in decode_heap_oop ================

=============== DEBUG MESSAGE: verify_oop: rax: broken oop in decode_heap_oop ================

=============== DEBUG MESSAGE: verify_oop: rax: broken oop in decode_heap_oop ================

java version "1.7.0-ea-fastdebug"
Java(TM) SE Runtime Environment (build 1.7.0-ea-fastdebug-b26)
Java HotSpot(TM) 64-Bit Server VM (build 13.0-b01-2008-04-29-153402.rasbold.hotspot-fastdebug, compiled mode)
+VerifyOops count: 67805

                                    

Comments
EVALUATION

In gen_subtype_check rax was decoded even if garbage.
Added verify_oop() to encode/decode heap oop functions on sparc.
                                     
2008-06-05



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