[PATCH] D66880: [SelectionDAG] Don't generate libcalls for wide shifts on Windows (PR42711)

[Hans Wennborg via Phabricator via llvm-commits]

hans created this revision.
hans added reviewers: SjoerdMeijer, rnk.
Herald added subscribers: llvm-commits, hiraditya, javed.absar.
Herald added a project: LLVM.
hans added a comment.

Please take a look, and please prioritize if you can since this is one of the last blockers for the llvm 9 release (see PR).


The runtime doesn't have these on Windows.


https://reviews.llvm.org/D66880

Files:
  llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
  llvm/lib/Target/AArch64/AArch64ISelLowering.h
  llvm/lib/Target/X86/X86ISelLowering.cpp
  llvm/lib/Target/X86/X86ISelLowering.h
  llvm/test/CodeGen/AArch64/shift_minsize.ll
  llvm/test/CodeGen/X86/shift_minsize.ll

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