Hal Finkel 6173ed95da Correctly vectorize powi.
The powi intrinsic requires special handling because it always takes a single
integer power regardless of the result type. As a result, we can vectorize
only if the powers are equal. Fixes PR12364.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153797 91177308-0d34-0410-b5e6-96231b3b80d8
2012-03-31 03:38:40 +00:00
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2012-03-31 03:38:40 +00:00