Jacques Pienaar d83d437588 Add chlo.acos and legalization ... Add client HLO op for arc cosine and legalize TF op to it & legalization from it to HLO. PiperOrigin-RevId: 324053167		2020-08-03 19:29:17 -07:00
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mlir-hlo	Add chlo.acos and legalization	2020-08-03 19:29:17 -07:00