Commit Graph

1 Commits

Author SHA1 Message Date
Dmitry Venikov e5fbf591a7 [InstCombine] Missed optimization in math expression: sin(x) / cos(x) => tan(x)
Summary: This patch enables folding sin(x) / cos(x) -> tan(x), cos(x) / sin(x) -> 1 / tan(x) under -ffast-math flag

Reviewers: hfinkel, spatel

Reviewed By: spatel

Subscribers: andrew.w.kaylor, efriedma, scanon, llvm-commits

Differential Revision: https://reviews.llvm.org/D41286

llvm-svn: 322255
2018-01-11 06:33:00 +00:00