[all-commits] [llvm/llvm-project] b7bf96: [LegalizeTypes][VP] Add widening support for vp.re...

[vic via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: b7bf96a258653582a996dbc0225fc4a38def5d3f
      https://github.com/llvm/llvm-project/commit/b7bf96a258653582a996dbc0225fc4a38def5d3f
  Author: Victor Perez <victor.perez at codeplay.com>
  Date:   2022-01-18 (Tue, 18 Jan 2022)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/LegalizeTypes.h
    M llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
    M llvm/test/CodeGen/RISCV/rvv/fixed-vectors-reduction-fp-vp.ll
    M llvm/test/CodeGen/RISCV/rvv/fixed-vectors-reduction-int-vp.ll
    M llvm/test/CodeGen/RISCV/rvv/fixed-vectors-reduction-mask-vp.ll
    M llvm/test/CodeGen/RISCV/rvv/vreductions-fp-vp.ll
    M llvm/test/CodeGen/RISCV/rvv/vreductions-int-vp.ll
    M llvm/test/CodeGen/RISCV/rvv/vreductions-mask-vp.ll

  Log Message:
  -----------
  [LegalizeTypes][VP] Add widening support for vp.reduce.*

When widening these intrinsics, we do not have to insert neutral
elements at the end of the vector as when widening vector.reduce.*
intrinsics, thanks to vector predication semantics.

Reviewed By: craig.topper

Differential Revision: https://reviews.llvm.org/D117467