[PATCH] D30710: [LV] Vectorize GEPs

[Matthew Simpson via llvm-commits]

Hi Ulrich,

Would you mind helping me reproduce the assertion you ran into? I haven't
been able to trigger it yet, and I'd like to make sure it's resolved before
recommitting the patch. Thanks!

-- Matt

On Fri, Mar 24, 2017 at 2:53 PM, Ulrich Weigand via Phabricator via
llvm-commits <llvm-commits at lists.llvm.org> wrote:

> uweigand added a comment.
>
> It looks like this commit caused a regression in the test-suite on
> SystemZ, I now get an assertion failure:
>
> clang-5.0: /home/uweigand/llvm/llvm-head/lib/Transforms/Vectorize/LoopVectorize.cpp:2740:
> llvm::Value* {anonymous}::InnerLoopVectorizer::getScalarValue(llvm::Value*,
> unsigned int, unsigned int): Assertion `Lane > 0 ? !Cost->
> isUniformAfterVectorization(cast<Instruction>(V), VF) : true && "Uniform
> values only have lane zero"' failed.
>
> when building MultiSource/Benchmarks/Prolangs-C/TimberWolfMC/analyze.c
>
>
> Repository:
>   rL LLVM
>
> https://reviews.llvm.org/D30710
>
>
>
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