[all-commits] [llvm/llvm-project] abe777: [SVE][CodeGen] Extend index of masked gathers

[kmclaughlin-arm via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: abe7775f5a43e5a0d8ec237542274ba3e73937e4
      https://github.com/llvm/llvm-project/commit/abe7775f5a43e5a0d8ec237542274ba3e73937e4
  Author: Kerry McLaughlin <kerry.mclaughlin at arm.com>
  Date:   2020-12-10 (Thu, 10 Dec 2020)

  Changed paths:
    M llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
    M llvm/test/CodeGen/AArch64/sve-masked-gather-legalize.ll

  Log Message:
  -----------
  [SVE][CodeGen] Extend index of masked gathers

This patch changes performMSCATTERCombine to also promote the indices of
masked gathers where the element type is i8 or i16, and adds various tests
for gathers with illegal types.

Reviewed By: sdesmalen

Differential Revision: https://reviews.llvm.org/D91433