[globalisel][arm] Tablegen-erate current Register Bank Information.
Summary:
This patch tablegen-erates the ARM register bank information so that the
static tables added in D27807 no longer need to be maintained.
Depends on D27338
Reviewers: t.p.northover, rovka, ab, qcolombet, aditya_nandakumar
Reviewed By: rovka
Subscribers: aemerson, rengolin, mgorny, dberris, kristof.beyls, llvm-commits
Differential Revision: https://reviews.llvm.org/D28567
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@294124
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