JDK-2137208 : Performance slide in cipher micro-benchmark.
  • Type: Backport
  • Backport of: JDK-6396979
  • Component: hotspot
  • Sub-Component: compiler
  • Priority: P2
  • Status: Resolved
  • Resolution: Fixed
  • Submitted: 2006-04-18
  • Updated: 2010-04-03
  • Resolved: 2006-05-10
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Other JDK 6
5.0u8 b01Fixed 6Fixed
Description
This is 1.5.0_08 backport.
Call to record_for_igvn() was not added since
it was missed only in new Mustang code.

Comments
SUGGESTED FIX Put store's uses on IGVN worklist when one of uses is removed to enable folding optimization for store/store and store/load to the same address. Webrev: http://analemma.sfbay.sun.com/net/prt-archiver.sfbay/data/archived_workspaces/1.5/tiger_update8_baseline/2006/20060424110321.kvn.6396979/workspace/webrevs/webrev-2006.04.24/index.html
26-04-2006

EVALUATION It was noticed that we generate back-to-back stores to the same address in the bug 6396979 test case.
26-04-2006