hg: jdk/sandbox: 8203041: AArch64: fix overflow in immediate cmp/cmn instruction

[chris.hegarty at oracle.com]

Changeset: 9a87afc49148
Author:    fyang
Date:      2018-05-24 07:20 +0800
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/9a87afc49148

8203041: AArch64: fix overflow in immediate cmp/cmn instruction
Summary: fix overflow in immediate cmp/cmn instruction for AArch64
Reviewed-by: aph, dpochepk, drwhite
Contributed-by: joshua.zhu at arm.com

! src/hotspot/cpu/aarch64/stubGenerator_aarch64.cpp