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/hal_nxp-latest/mcux/mcux-sdk/CMSIS/DSP/Source/ControllerFunctions/
Darm_sin_cos_f32.c82 float32_t Dn, Df; in arm_sin_cos_f32() local
113 Df = f2 - f1; /* delta between the values of the functions */ in arm_sin_cos_f32()
115 temp = Dn * (d1 + d2) - 2 * Df; in arm_sin_cos_f32()
116 temp = fract * temp + (3 * Df - (d2 + 2 * d1) * Dn); in arm_sin_cos_f32()
130 Df = f2 - f1; // delta between the values of the functions in arm_sin_cos_f32()
131 temp = Dn * (d1 + d2) - 2 * Df; in arm_sin_cos_f32()
132 temp = fract * temp + (3 * Df - (d2 + 2 * d1) * Dn); in arm_sin_cos_f32()
Darm_sin_cos_q31.c59 q31_t Dn, Df; in arm_sin_cos_q31() local
76 Df = f2 - f1; /* delta between the values of the functions */ in arm_sin_cos_q31()
79 temp = temp - ((q63_t)Df << 32); in arm_sin_cos_q31()
81 temp = temp + ((3 * (q63_t)Df << 31) - (d2 + ((q63_t)d1 << 1)) * Dn); in arm_sin_cos_q31()
95 Df = f2 - f1; // delta between the values of the functions in arm_sin_cos_q31()
97 temp = temp - ((q63_t)Df << 32); in arm_sin_cos_q31()
99 temp = temp + ((3 * (q63_t)Df << 31) - (d2 + ((q63_t)d1 << 1)) * Dn); in arm_sin_cos_q31()