[PATCH] D41811: X86: Add pattern matching for PMADDWD

[Zvi Rackover via Phabricator via llvm-commits]

zvi created this revision.
zvi added reviewers: RKSimon, craig.topper.

In addition to the existing match as part of a loop-reduction, add a straightforward
pattern match for DAG-contained patterns.


https://reviews.llvm.org/D41811

Files:
  lib/Target/X86/X86ISelLowering.cpp
  test/CodeGen/X86/madd.ll

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