#
# Copyright (C) 2016 Intel Corporation
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# Software is furnished to do so, subject to the following conditions:
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import nir_algebraic

trig_workarounds = [
   (('fsin', 'x'), ('fsin', ('fsub', ('fmul', 6.283185, ('ffract', ('fadd', ('fmul', 0.159155, 'x'), 0.5))), 3.141593))),
   (('fcos', 'x'), ('fcos', ('fsub', ('fmul', 6.283185, ('ffract', ('fadd', ('fmul', 0.159155, 'x'), 0.5))), 3.141593))),
]

print '#include "ir3_nir.h"'
print nir_algebraic.AlgebraicPass("ir3_nir_apply_trig_workarounds",
                                  trig_workarounds).render()
