JDK-7033732 : C1: When calling c2 arraycopy stubs offsets and length must have clear upper 32bits
  • Type: Bug
  • Component: hotspot
  • Sub-Component: compiler
  • Affected Version: hs21
  • Priority: P3
  • Status: Closed
  • Resolution: Fixed
  • OS: solaris
  • CPU: sparc
  • Submitted: 2011-04-04
  • Updated: 2011-04-25
  • Resolved: 2011-04-25
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JDK 7 Other
7Fixed hs21Fixed
Description
With 7033154 we started calling c2 arraycopy stubs from c1. On sparcv9 we must clear the upper 32bits for offset (src_pos, dst_pos) and length parameters when calling them.

This cases the following failures:
http://sqeweb.sfbay.sun.com/nfs/results/vm/gtee/JDK7/NIGHTLY/VM/2011-04-03/Comp_Baseline-Tiered/index.html

compiler/6769124/TestArrayCopy6769124.java
java/util/Arrays/ArrayObjectMethods.java

Comments
EVALUATION http://hg.openjdk.java.net/jdk7/hotspot-comp/hotspot/rev/bb22629531fa
05-04-2011

EVALUATION See description.
05-04-2011