[GlobalISel] Translate insertelement and extractelement

Reviewers: qcolombet, aditya_nandakumar, dsanders, ab, t.p.northover, javed.absar

Reviewed By: qcolombet

Subscribers: dberris, rovka, llvm-commits, kristof.beyls

Differential Revision: https://reviews.llvm.org/D30761

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@297495 91177308-0d34-0410-b5e6-96231b3b80d8
7 files changed