[PATCH] Preserve IR flags (nsw, nuw, exact, fast-math) in SLP vectorizer (PR20802)

Sanjay Patel spatel at rotateright.com
Wed Sep 3 10:50:16 PDT 2014


Closed by commit rL217051 (authored by @spatel).

REPOSITORY
  rL LLVM

http://reviews.llvm.org/D5172

Files:
  llvm/trunk/lib/Transforms/Vectorize/SLPVectorizer.cpp
  llvm/trunk/test/Transforms/SLPVectorizer/AArch64/commute.ll
  llvm/trunk/test/Transforms/SLPVectorizer/ARM/sroa.ll
  llvm/trunk/test/Transforms/SLPVectorizer/X86/addsub.ll
  llvm/trunk/test/Transforms/SLPVectorizer/X86/cycle_dup.ll
  llvm/trunk/test/Transforms/SLPVectorizer/X86/hoist.ll
  llvm/trunk/test/Transforms/SLPVectorizer/X86/horizontal.ll
  llvm/trunk/test/Transforms/SLPVectorizer/X86/loopinvariant.ll
  llvm/trunk/test/Transforms/SLPVectorizer/X86/multi_user.ll
  llvm/trunk/test/Transforms/SLPVectorizer/X86/powof2div.ll
  llvm/trunk/test/Transforms/SLPVectorizer/X86/propagate_ir_flags.ll
  llvm/trunk/test/Transforms/SLPVectorizer/X86/saxpy.ll
  llvm/trunk/test/Transforms/SLPVectorizer/X86/scheduling.ll
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