hg: ppc-aix-port/jdk7u/hotspot: ppc: fix trap based range checks.

[goetz.lindenmaier at sap.com]

Changeset: afeea372f963
Author:    Goetz
Date:      2013-04-09 12:09 +0200
URL:       http://hg.openjdk.java.net/ppc-aix-port/jdk7u/hotspot/rev/afeea372f963

ppc: fix trap based range checks.

As with null checks, the check can be flipped if both successors
are uncommon traps. Implemented this case in the range check
emitters.

! src/cpu/ppc/vm/assembler_ppc.hpp
! src/cpu/ppc/vm/assembler_ppc.inline.hpp
! src/cpu/ppc/vm/globals_ppc.hpp
! src/cpu/ppc/vm/ppc.ad