JDK-6513855 : Allow to set the value of AllocatePrefetchLines from command line
Type:Bug
Component:hotspot
Sub-Component:compiler
Affected Version:7
Priority:P4
Status:Resolved
Resolution:Fixed
OS:solaris_9
CPU:sparc
Submitted:2007-01-17
Updated:2010-04-03
Resolved:2007-01-31
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Unresolved : Release in which this issue/RFE will be addressed. Resolved: Release in which this issue/RFE has been resolved. Fixed : Release in which this issue/RFE has been fixed. The release containing this fix may be available for download as an Early Access Release or a General Availability Release.
For the 6488532 fix I added new flag AllocatePrefetchLines
which default value is set dynamicaly in vm_version_<arch>.cpp
files.
But it does not allow to set the value from command line.
Comments
SUGGESTED FIX
Allow to set AllocatePrefetchLines value from command line.
Add asserts to check correct values of allocate prefetch flags.
Allow to set a negative value for 'intx' flags from command line.
Webrev: http://prt-web.sfbay.sun.com/net/prt-archiver.sfbay/data/archived_workspaces/main/c2_baseline/2007/20070117123506.kvn.6513855/workspace/webrevs/webrev-2007.01.17/index.html