hg: panama/dev: Reduction cleanup for x86

[shravya.rukmannagari at intel.com]

Changeset: d47ac8deb334
Author:    srukmannagar
Date:      2020-03-23 13:58 -0700
URL:       https://hg.openjdk.java.net/panama/dev/rev/d47ac8deb334

Reduction cleanup for x86

! src/hotspot/cpu/x86/macroAssembler_x86.cpp
! src/hotspot/cpu/x86/macroAssembler_x86.hpp
! src/hotspot/cpu/x86/x86.ad