JDK-6667573 : Use set_req_X() in AddPNode::Ideal() for Iterative GVN
Type:Bug
Component:hotspot
Sub-Component:compiler
Affected Version:hs12
Priority:P4
Status:Closed
Resolution:Fixed
OS:solaris_10
CPU:sparc
Submitted:2008-02-26
Updated:2011-04-20
Resolved:2011-04-20
The Version table provides details related to the release that this issue/RFE will be addressed.
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.
Use set_req_X() in AddPNode::Ideal() for Iterative GVN to help escape analysis.
set_req_X() puts dependent nodes on IGVN worklist which allows to improve graph
and gives more opportunities for EA scalar replacement.