unop("frcp", tfloat, "1.0f / src0")
unop("frsq", tfloat, "1.0f / sqrtf(src0)")
unop("fsqrt", tfloat, "sqrtf(src0)")
-unop("fexp", tfloat, "expf(src0)") # < e^x
unop("flog", tfloat, "logf(src0)") # log base e
unop("fexp2", tfloat, "exp2f(src0)")
unop("flog2", tfloat, "log2f(src0)")