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Bug ID: JDK-6805427 adlc compiler may generate incorrect machnode emission code
JDK-6805427 : adlc compiler may generate incorrect machnode emission code

Details
Type:
Bug
Submit Date:
2009-02-13
Status:
Resolved
Updated Date:
2010-04-03
Project Name:
JDK
Resolved Date:
2009-03-18
Component:
hotspot
OS:
generic
Sub-Component:
compiler
CPU:
generic
Priority:
P2
Resolution:
Fixed
Affected Versions:
hs14
Fixed Versions:
hs15 (b03)

Related Reports
Backport:
Backport:
Relates:

Sub Tasks

Description
Memory allocation bug in adlc may cause 3rd and later KILLed 'instruct'
operands bound to a specific register being re-bound by the reg allocator to a
different register, thus causing incorrcet code generation.

                                    

Comments
EVALUATION

http://hg.openjdk.java.net/jdk7/hotspot-comp/hotspot/rev/0ad1cb407fa1
                                     
2009-02-25
EVALUATION

The fix is simply to compute a correct worst case size for the array based on the number of components.
                                     
2009-02-26



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