[PATCH] D78636: [CodeGen] Use SPLAT_VECTOR for zeroinitialiser with scalable types

[David Sherwood via Phabricator via llvm-commits]

david-arm created this revision.
david-arm added reviewers: sdesmalen, kmclaughlin.
Herald added subscribers: llvm-commits, hiraditya.
Herald added a project: LLVM.
david-arm added a reviewer: ctetreau.

When generating code for the LLVM IR zeroinitialiser operation, if
the vector type is scalable we should be using SPLAT_VECTOR instead
of BUILD_VECTOR.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D78636

Files:
  llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
  llvm/test/CodeGen/AArch64/sve-zeroinit.ll

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