[all-commits] [llvm/llvm-project] 0c7cc3: [AArch64][SVE] Implement unpack intrinsics

[llvm-git-migration via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 0c7cc383e5b846bc9e9fcc599d3f342333f5c963
      https://github.com/llvm/llvm-project/commit/0c7cc383e5b846bc9e9fcc599d3f342333f5c963
  Author: Kerry McLaughlin <kerry.mclaughlin at arm.com>
  Date:   2019-10-18 (Fri, 18 Oct 2019)

  Changed paths:
    M llvm/include/llvm/IR/IntrinsicsAArch64.td
    M llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
    M llvm/lib/Target/AArch64/AArch64ISelLowering.h
    M llvm/lib/Target/AArch64/AArch64InstrInfo.td
    M llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td
    M llvm/lib/Target/AArch64/SVEInstrFormats.td
    A llvm/test/CodeGen/AArch64/sve-intrinsics-perm-select.ll

  Log Message:
  -----------
  [AArch64][SVE] Implement unpack intrinsics

Summary:
Implements the following intrinsics:
  - int_aarch64_sve_sunpkhi
  - int_aarch64_sve_sunpklo
  - int_aarch64_sve_uunpkhi
  - int_aarch64_sve_uunpklo

This patch also adds AArch64ISD nodes for UNPK instead of implementing
the intrinsics directly, as they are required for a future patch which
implements the sign/zero extension of legal vectors.

This patch includes tests for the Subdivide2Argument type added by D67549

Reviewers: sdesmalen, SjoerdMeijer, greened, rengolin, rovka

Reviewed By: greened

Subscribers: tschuett, kristof.beyls, rkruppe, psnobl, cfe-commits, llvm-commits

Differential Revision: https://reviews.llvm.org/D67550

llvm-svn: 375210