[all-commits] [llvm/llvm-project] 333de6: [IR] Disallow scalable vectors in ShuffleVectorIns...

[Cullen Rhodes via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 333de690ea730abd3b23945c0605ebda290ce1b7
      https://github.com/llvm/llvm-project/commit/333de690ea730abd3b23945c0605ebda290ce1b7
  Author: Cullen Rhodes <cullen.rhodes at arm.com>
  Date:   2020-12-04 (Fri, 04 Dec 2020)

  Changed paths:
    M llvm/include/llvm/IR/Instructions.h
    M llvm/unittests/IR/InstructionsTest.cpp

  Log Message:
  -----------
  [IR] Disallow scalable vectors in ShuffleVectorInst::isExtractSubvectorMask

It's not possible to express an extract subvector shuffle mask for
a scalable vector.

Reviewed By: david-arm

Differential Revision: https://reviews.llvm.org/D92312