hg: hsx/hsx24/hotspot: 8004713: Stackoverflowerror thrown when thread stack straddles 0x80000000

[vladimir.kozlov at oracle.com]

Changeset: 82caec9a04ca
Author:    kvn
Date:      2012-12-13 17:27 -0800
URL:       http://hg.openjdk.java.net/hsx/hsx24/hotspot/rev/82caec9a04ca

8004713: Stackoverflowerror thrown when thread stack straddles 0x80000000
Summary: use unsigned comparison when checking for stack overflow
Reviewed-by: kvn, twisti
Contributed-by: paul.nauman at oracle.com

! src/cpu/sparc/vm/templateInterpreter_sparc.cpp