[PATCH] D42724: [X86] Don't make 512-bit vectors legal when preferred vector width is 256 bits and 512 bits aren't required

[Craig Topper via Phabricator via llvm-commits]

craig.topper updated this revision to Diff 132683.
craig.topper added a comment.

Add sad test cases as well.


https://reviews.llvm.org/D42724

Files:
  lib/Target/X86/X86ISelLowering.cpp
  lib/Target/X86/X86Subtarget.cpp
  lib/Target/X86/X86Subtarget.h
  lib/Target/X86/X86TargetMachine.cpp
  test/CodeGen/X86/required-vector-width.ll

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