LLVM Enables New SLP Vectorize Option By Default

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LLVM Enables New SLP Vectorize Option By Default

14 November 2015, 08:40 AM

Phoronix: LLVM Enables New SLP Vectorize Option By Default

LLVM developers have decided to enable a new vectorizer option by default that has the potential to boost performance, but the performance benefits aren't immediately clear...

LLVM Enables New SLP Vectorize Option By Default - Phoronix

http://www.phoronix.com/scan.php?page=news_item&px=LLVM-SLP-HOR-Default

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14 November 2015, 10:59 AM

Is -O2 or -O3 required to enable -slp-vectorize-hor?
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