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Author SHA1 Message Date
Evandro Menezes 238fa76574 [AArch64] Properly validate the reciprocal estimation. 
Add check for legal data types when expanding into a Newton series.

Differential Revision: https://reviews.llvm.org/D22267

llvm-svn: 276041
 2016-07-19 22:31:11 +00:00
Evandro Menezes bcb95cd0ed [AArch64] Use the reciprocal estimation machinery 
This patch adds support for estimating the square root, its reciprocal and
division or reciprocal using the combiner generic reciprocal machinery.

llvm-svn: 268539
 2016-05-04 20:18:27 +00:00