[PATCH] D40701: [ARM][AArch64][DAG] Reenable post-legalize store merge

[Nirav Dave via Phabricator via llvm-commits]

niravd updated this revision to Diff 125723.
niravd added a comment.

AArch64 failing case is failing because we did not check that constucted BUILD_VECTOR elements were legal.

Add test case and fix.


https://reviews.llvm.org/D40701

Files:
  llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
  llvm/lib/Target/AArch64/AArch64ISelLowering.h
  llvm/lib/Target/ARM/ARMISelLowering.h
  llvm/test/CodeGen/AArch64/arm64-complex-ret.ll
  llvm/test/CodeGen/AArch64/arm64-narrow-st-merge.ll
  llvm/test/CodeGen/AArch64/arm64-storebytesmerge.ll
  llvm/test/CodeGen/AArch64/arm64-variadic-aapcs.ll
  llvm/test/CodeGen/AArch64/tailcall-explicit-sret.ll
  llvm/test/CodeGen/AArch64/tailcall-implicit-sret.ll
  llvm/test/CodeGen/ARM/arm-storebytesmerge.ll
  llvm/test/CodeGen/ARM/fp16-promote.ll

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