[all-commits] [llvm/llvm-project] ceb801: [AArch64] Don't generate libcalls for wide shifts ...

[Jessica Paquette via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: ceb801612a678bdffe7e7bf163bd0eed9c9b73a2
      https://github.com/llvm/llvm-project/commit/ceb801612a678bdffe7e7bf163bd0eed9c9b73a2
  Author: Jessica Paquette <jpaquette at apple.com>
  Date:   2020-01-10 (Fri, 10 Jan 2020)

  Changed paths:
    M llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
    M llvm/test/CodeGen/AArch64/shift_minsize.ll

  Log Message:
  -----------
  [AArch64] Don't generate libcalls for wide shifts on Darwin

Similar to cff90f07cb5cc3.

Darwin doesn't always use compiler-rt, and so we can't assume that these
functions are available (at least on arm64).