hg: hsx/hsx23.2/hotspot: 7160539: JDeveloper crashes on 64-bit Windows

[vladimir.kozlov at oracle.com]

Changeset: acd6a3802609
Author:    iveresov
Date:      2012-04-11 19:15 -0700
URL:       http://hg.openjdk.java.net/hsx/hsx23.2/hotspot/rev/acd6a3802609

7160539: JDeveloper crashes on 64-bit Windows
Summary: x64 C1 needs to zero upper 32bits when doing l2i conversion
Reviewed-by: never, kvn

! src/cpu/x86/vm/c1_LIRAssembler_x86.cpp