hg: hsx/hotspot-comp/hotspot: 7177923: SIGBUS on sparc in compiled code for java.util.Calendar.clear()

[vladimir.kozlov at oracle.com]

Changeset: 6f8f439e247d
Author:    kvn
Date:      2012-06-19 15:12 -0700
URL:       http://hg.openjdk.java.net/hsx/hotspot-comp/hotspot/rev/6f8f439e247d

7177923: SIGBUS on sparc in compiled code for java.util.Calendar.clear()
Summary: disable vectorization of a memory access with more elements per vector than one which is used for alignment on sparc
Reviewed-by: twisti

! src/cpu/x86/vm/x86.ad
! src/share/vm/opto/c2_globals.hpp
! src/share/vm/opto/superword.cpp
! src/share/vm/opto/superword.hpp