8e5bc2dc0e70142811ae792c2b56af48c1eb7d4c - LeafOS-Project/android_art

commit	8e5bc2dc0e70142811ae792c2b56af48c1eb7d4c	[log] [tgz]
author	Shalini Salomi Bodapati <shalini.salomi.bodapati@intel.com>	Wed Oct 24 11:50:56 2018 +0530
committer	Shalini Salomi Bodapati <shalini.salomi.bodapati@intel.com>	Wed Oct 24 20:29:38 2018 +0530
tree	bd81f98c59fff92129f423be2c48366df71d20ec
parent	349d1377aa300512177729e7988d824b67638552 [diff]

Add support for vex coding scheme in x86 assembler

This patch adds support to emit VEX prefix which is needed
to emit instructions namely andn, blsmsk, blsr, blsi
on a cpu that has AVX2.

Test: ./test.py --host --64, test-art-host-gtest
Change-Id: I6b4902caf8560e4406c5053b142686ed28ba5404
Signed-off-by: Shalini Salomi Bodapati <shalini.salomi.bodapati@intel.com>

compiler/utils/x86/assembler_x86.cc[diff]
compiler/utils/x86/assembler_x86.h[diff]
compiler/utils/x86/assembler_x86_test.cc[diff]
compiler/utils/x86_64/assembler_x86_64.cc[diff]
compiler/utils/x86_64/assembler_x86_64.h[diff]
compiler/utils/x86_64/assembler_x86_64_test.cc[diff]

6 files changed