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3 Commits

Author SHA1 Message Date
Arnold Schwaighofer
68085c7bef SLPVectorizer: Try vectorizing 'splat' stores 
Vectorize sequential stores of a broadcasted value.
5% on eon.

radar://16124699

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@202067 91177308-0d34-0410-b5e6-96231b3b80d8
 2014-02-24 19:52:29 +00:00
Yi Jiang
d0132a7833 Apply slp vectorization on fully-vectorizable tree of height 2 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191852 91177308-0d34-0410-b5e6-96231b3b80d8
 2013-10-02 20:20:39 +00:00
Yi Jiang
e64f5e0026 Test case for r191314. 
Some supplemental information for r191314: We would like to make sure SLP Vectorizer will not try to vectorize tiny trees even with a negative threshold so we set the cost to INT_MAX. 



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191327 91177308-0d34-0410-b5e6-96231b3b80d8
 2013-09-24 19:33:53 +00:00