[PATCH] D42258: [X86][SSE] Aggressively use PMADDWD for v4i32 multiplies with 17 or more leading zeros

Zvi Rackover via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Jan 24 10:05:57 PST 2018

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zvi accepted this revision.
zvi added a comment.

LGTM with a minor request:

We added a special feature for Silvermont, SlowPMULLD. Can you please add a RUN: config to the tests with SlowPMULLD + SSE4.2 to represent this processor?


Repository:
  rL LLVM

https://reviews.llvm.org/D42258

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