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> The vast majority of the time people will rely on source level pragmas [1], > LLVM IR is designed to be machine friendly, not something intended for > users to manually edit themselves. You can do it, but it’s tedious and > error prone. If you need more control over the vectorisation than the > pragmas allow, then the C intrinsics are the best choice. >

...LLVM Developers mailing list > llvm-dev at lists.llvm.org > http://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev > -- Sincerely, Linchuan -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20180109/edf3f1d6/attachment.html>

Thanks Amara very much! I will take a look! On Mon, Jan 8, 2018 at 12:01 PM, Amara Emerson via llvm-dev < llvm-dev at lists.llvm.org> wrote: > On 8 Jan 2018, at 19:41, Linchuan Chen <chenlinc at cse.ohio-state.edu> > wrote: > > Thanks Amara so much for the info! > > One more question: what do people usually do if they want to generate > vectorized code for some