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/cmsis-dsp-3.7.0-3.6.0/Source/TransformFunctions/
Darm_cfft_radix4_q31.c160 q31_t t1, t2, r1, r2, s1, s2, co1, co2, co3, si1, si2, si3; in arm_radix4_butterfly_q31() local
253 si1 = pCoef[(ia1 * 2U) + 1U]; in arm_radix4_butterfly_q31()
257 ((int32_t) (((q63_t) s1 * si1) >> 32))) << 1U; in arm_radix4_butterfly_q31()
261 ((int32_t) (((q63_t) r1 * si1) >> 32))) << 1U; in arm_radix4_butterfly_q31()
311 si1 = pCoef[(ia1 * 2U) + 1U]; in arm_radix4_butterfly_q31()
379 ((int32_t) (((q63_t) s1 * si1) >> 32))) >> 1U; in arm_radix4_butterfly_q31()
383 ((int32_t) (((q63_t) r1 * si1) >> 32))) >> 1U; in arm_radix4_butterfly_q31()
531 q31_t t1, t2, r1, r2, s1, s2, co1, co2, co3, si1, si2, si3; in arm_radix4_butterfly_inverse_q31() local
620 si1 = pCoef[(ia1 * 2U) + 1U]; in arm_radix4_butterfly_inverse_q31()
624 ((int32_t) (((q63_t) s1 * si1) >> 32))) << 1U; in arm_radix4_butterfly_inverse_q31()
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Darm_cfft_radix4_f32.c112 float32_t co1, co2, co3, si1, si2, si3; in arm_radix4_butterfly_f32() local
202 si1 = pCoef[(ia1 * 2U) + 1U]; in arm_radix4_butterfly_f32()
218 p0 = Yb12C_out * si1; in arm_radix4_butterfly_f32()
221 p1 = Xb12C_out * si1; in arm_radix4_butterfly_f32()
287 si1 = pCoef[(ia1 * 2U) + 1U]; in arm_radix4_butterfly_f32()
360 p0 = Yb12C_out * si1; in arm_radix4_butterfly_f32()
363 p1 = Xb12C_out * si1; in arm_radix4_butterfly_f32()
500 si1 = pCoef[(ia1 * 2U) + 1U]; in arm_radix4_butterfly_f32()
573 pSrc[2U * i2] = (r1 * co1) + (s1 * si1); in arm_radix4_butterfly_f32()
576 pSrc[(2U * i2) + 1U] = (s1 * co1) - (r1 * si1); in arm_radix4_butterfly_f32()
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Darm_cfft_radix4_f16.c173 float16_t co1, co2, co3, si1, si2, si3; in arm_radix4_butterfly_f16() local
265 si1 = pCoef[(ia1 * 2U) + 1U]; in arm_radix4_butterfly_f16()
281 p0 = (_Float16)Yb12C_out * (_Float16)si1; in arm_radix4_butterfly_f16()
284 p1 = (_Float16)Xb12C_out * (_Float16)si1; in arm_radix4_butterfly_f16()
350 si1 = pCoef[(ia1 * 2U) + 1U]; in arm_radix4_butterfly_f16()
423 p0 = (_Float16)Yb12C_out * (_Float16)si1; in arm_radix4_butterfly_f16()
426 p1 = (_Float16)Xb12C_out * (_Float16)si1; in arm_radix4_butterfly_f16()
565 si1 = pCoef[(ia1 * 2U) + 1U]; in arm_radix4_butterfly_f16()
638 pSrc[2U * i2] = ((_Float16)r1 * (_Float16)co1) + ((_Float16)s1 * (_Float16)si1); in arm_radix4_butterfly_f16()
641 pSrc[(2U * i2) + 1U] = ((_Float16)s1 * (_Float16)co1) - ((_Float16)r1 * (_Float16)si1); in arm_radix4_butterfly_f16()
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Darm_cfft_f64.c63 float64_t co1, co2, co3, si1, si2, si3; in arm_radix4_butterfly_f64() local
89 si1 = pCoef[(ia1 * 2U) + 1U]; in arm_radix4_butterfly_f64()
162 pSrc[2U * i2] = (r1 * co1) + (s1 * si1); in arm_radix4_butterfly_f64()
165 pSrc[(2U * i2) + 1U] = (s1 * co1) - (r1 * si1); in arm_radix4_butterfly_f64()