[PATCH] [x86] Make vector legalization of extloads work more like the "normal" vector operation legalization with support for custom target lowering and fallback to expand when it fails, and use this to implement sext and anyext load lowering for x86 in a...

[Chandler Carruth]

Closed by commit rL213897 (authored by @chandlerc).

REPOSITORY
  rL LLVM

http://reviews.llvm.org/D4654

Files:
  llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp
  llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
  llvm/trunk/test/CodeGen/X86/SwizzleShuff.ll
  llvm/trunk/test/CodeGen/X86/widen_load-2.ll
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