[PATCH] D42679: [DAGCombiner] When combining zero_extend of a truncate, only mask before extending for vectors.

[Craig Topper via Phabricator via llvm-commits]

craig.topper updated this revision to Diff 134506.
craig.topper added a comment.

Rebase after https://reviews.llvm.org/D43063

The NVPTX test got weirder now. The setp.eq.b16instruction was always there, but not part of the CHECKs. The and.b32 is new.


https://reviews.llvm.org/D42679

Files:
  lib/CodeGen/SelectionDAG/DAGCombiner.cpp
  test/CodeGen/AArch64/arm64-aapcs.ll
  test/CodeGen/AArch64/arm64-arith.ll
  test/CodeGen/AArch64/bitfield.ll
  test/CodeGen/NVPTX/param-load-store.ll
  test/CodeGen/PowerPC/vec_extract_p9_2.ll
  test/CodeGen/SystemZ/insert-05.ll
  test/CodeGen/X86/3addr-or.ll
  test/CodeGen/X86/avx512cd-intrinsics-upgrade.ll
  test/CodeGen/X86/avx512cdvl-intrinsics-upgrade.ll
  test/CodeGen/X86/avx512vl-vec-masked-cmp.ll
  test/CodeGen/X86/memset-nonzero.ll
  test/CodeGen/X86/pr27591.ll
  test/CodeGen/X86/pr35763.ll
  test/CodeGen/X86/sext-i1.ll
  test/CodeGen/X86/swift-return.ll
  test/DebugInfo/X86/sdag-combine.ll

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