[all-commits] [llvm/llvm-project] 61eaa2: [SDAG] Remember to set UndefElts in isSplatValue f...

[Krzysztof Parzyszek via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 61eaa2e14aed2f357eaa72ef7bd3a8876bbce598
      https://github.com/llvm/llvm-project/commit/61eaa2e14aed2f357eaa72ef7bd3a8876bbce598
  Author: Krzysztof Parzyszek <kparzysz at quicinc.com>
  Date:   2020-10-10 (Sat, 10 Oct 2020)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp

  Log Message:
  -----------
  [SDAG] Remember to set UndefElts in isSplatValue for SPLAT_VECTOR


  Commit: 9237e73ae8a359b8616b04d225aff1cd3e93938b
      https://github.com/llvm/llvm-project/commit/9237e73ae8a359b8616b04d225aff1cd3e93938b
  Author: Krzysztof Parzyszek <kparzysz at quicinc.com>
  Date:   2020-10-10 (Sat, 10 Oct 2020)

  Changed paths:
    M llvm/lib/Target/Hexagon/HexagonISelLowering.cpp
    M llvm/lib/Target/Hexagon/HexagonISelLowering.h
    M llvm/lib/Target/Hexagon/HexagonISelLoweringHVX.cpp
    M llvm/lib/Target/Hexagon/HexagonPatterns.td
    M llvm/lib/Target/Hexagon/HexagonPatternsHVX.td
    A llvm/test/CodeGen/Hexagon/isel-splat-vector-crash.ll
    A llvm/test/CodeGen/Hexagon/isel-splat-vector-dag-crash.ll
    M llvm/test/CodeGen/Hexagon/vect/vect-cst-v4i32.ll
    M llvm/test/CodeGen/Hexagon/vect/vect-vsplath.ll

  Log Message:
  -----------
  [Hexagon] Replace HexagonISD::VSPLAT with ISD::SPLAT_VECTOR

This removes VSPLAT and VZERO. VZERO is now SPLAT_VECTOR of (i32 0).

Included is also a testcase for the previous (target-independent)
commit.


Compare: https://github.com/llvm/llvm-project/compare/a8682554c666...9237e73ae8a3