[all-commits] [llvm/llvm-project] ef4989: [X86] Do not assume types are legal in getFauxShuf...

[Björn Pettersson via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: ef49895da894c56397879e3cb9a03f35d079617a
      https://github.com/llvm/llvm-project/commit/ef49895da894c56397879e3cb9a03f35d079617a
  Author: Bjorn Pettersson <bjorn.a.pettersson at ericsson.com>
  Date:   2020-04-01 (Wed, 01 Apr 2020)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp
    A llvm/test/CodeGen/X86/shuffle-combine-crash-3.ll

  Log Message:
  -----------
  [X86] Do not assume types are legal in getFauxShuffleMask

Summary:
Make sure we do not assert on value types not being
simple in getFauxShuffleMask when analysing operations
such as "v8i16 = truncate v8i24".

Reviewers: RKSimon

Reviewed By: RKSimon

Subscribers: hiraditya, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D77136