[all-commits] [llvm/llvm-project] 80c33d: [SelectionDAG] Add llvm.vector.{extract, insert} in...

Joe Ellis via All-commits all-commits at lists.llvm.org
Wed Dec 9 03:09:18 PST 2020


  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 80c33de2d3c59ca357c67b2b2475d27f79dd8a8b
      https://github.com/llvm/llvm-project/commit/80c33de2d3c59ca357c67b2b2475d27f79dd8a8b
  Author: Joe Ellis <joe.ellis at arm.com>
  Date:   2020-12-09 (Wed, 09 Dec 2020)

  Changed paths:
    M llvm/docs/LangRef.rst
    M llvm/include/llvm/IR/Intrinsics.td
    M llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
    M llvm/lib/IR/Verifier.cpp
    M llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp
    A llvm/test/CodeGen/AArch64/sve-extract-vector.ll
    A llvm/test/CodeGen/AArch64/sve-insert-vector.ll
    A llvm/test/Transforms/InstCombine/canonicalize-vector-extract.ll
    A llvm/test/Transforms/InstCombine/canonicalize-vector-insert.ll
    A llvm/test/Verifier/extract-vector-mismatched-element-types.ll
    A llvm/test/Verifier/insert-vector-mismatched-element-types.ll

  Log Message:
  -----------
  [SelectionDAG] Add llvm.vector.{extract,insert} intrinsics

This commit adds two new intrinsics.

- llvm.experimental.vector.insert: used to insert a vector into another
  vector starting at a given index.

- llvm.experimental.vector.extract: used to extract a subvector from a
  larger vector starting from a given index.

The codegen work for these intrinsics has already been completed; this
commit is simply exposing the existing ISD nodes to LLVM IR.

Reviewed By: cameron.mcinally

Differential Revision: https://reviews.llvm.org/D91362




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