JDK-6800154 : Add comments to long_by_long_mulhi() for better understandability
  • Type: Enhancement
  • Component: hotspot
  • Sub-Component: compiler
  • Affected Version: hs15
  • Priority: P5
  • Status: Resolved
  • Resolution: Fixed
  • OS: generic
  • CPU: generic
  • Submitted: 2009-02-02
  • Updated: 2010-07-29
  • Resolved: 2009-02-27
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JDK 6 JDK 7 Other
6u18Fixed 7Fixed hs15Fixed
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Description
This patch adds a comment pointing to the Hacker's Delight version of the algorithm plus a verbatim copy of it.  Furthermore it adds inline comments.

Comments
EVALUATION http://hg.openjdk.java.net/jdk7/hotspot-comp/hotspot/rev/bbef4344adb2
16-02-2009

PUBLIC COMMENTS Included in the patch is the testcase from 6603011 which used to be in the closed repository but can be moved into the open.
13-02-2009

EVALUATION The patch is already available and is to be reviewed shortly.
02-02-2009