[SVE][CodeGen] Lower SDIV & UDIV to SVE intrinsics
Summary:
This patch maps IR operations for sdiv & udiv to the
@llvm.aarch64.sve.[s|u]div intrinsics.
A ptrue must be created during lowering as the div instructions
have only a predicated form.
Patch contains changes by Andrzej Warzynski.
Reviewers: sdesmalen, c-rhodes, efriedma, cameron.mcinally, rengolin
Reviewed By: efriedma
Subscribers: tschuett, kristof.beyls, hiraditya, rkruppe, psnobl, andwar, cfe-commits, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D78569
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