hg: panama/dev: Fix some test failures with UseAVX=0 and UseAVX=1

[razvan.a.lupusoru at intel.com]

Changeset: fb5ce3e9bc5d
Author:    rlupusoru
Date:      2018-05-18 10:48 -0700
URL:       http://hg.openjdk.java.net/panama/dev/rev/fb5ce3e9bc5d

Fix some test failures with UseAVX=0 and UseAVX=1

! src/hotspot/cpu/x86/assembler_x86.cpp
! src/hotspot/cpu/x86/x86.ad
! src/hotspot/share/opto/compile.cpp
! src/hotspot/share/opto/library_call.cpp