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Searched refs:yt (Results 1 – 8 of 8) sorted by relevance

/hal_nxp-3.6.0/mcux/mcux-sdk/CMSIS/DSP/Source/TransformFunctions/
Darm_cfft_radix2_f16.c124 float16_t xt, yt, cosVal, sinVal; in arm_radix2_butterfly_f16() local
152 yt = pSrc[2 * i + 1] - pSrc[2 * l + 1]; in arm_radix2_butterfly_f16()
156 p1 = yt * sinVal; in arm_radix2_butterfly_f16()
157 p2 = yt * cosVal; in arm_radix2_butterfly_f16()
194 yt = pSrc[2 * i + 1] - pSrc[2 * l + 1]; in arm_radix2_butterfly_f16()
198 p1 = yt * sinVal; in arm_radix2_butterfly_f16()
199 p2 = yt * cosVal; in arm_radix2_butterfly_f16()
221 yt = pSrc[2 * i + 1] - pSrc[2 * i + 3]; in arm_radix2_butterfly_f16()
227 pSrc[2 * i + 3] = yt; in arm_radix2_butterfly_f16()
257 yt = pSrc[2 * i + 1] - pSrc[2 * l + 1]; in arm_radix2_butterfly_f16()
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Darm_cfft_radix2_f32.c122 float32_t xt, yt, cosVal, sinVal; in arm_radix2_butterfly_f32() local
150 yt = pSrc[2 * i + 1] - pSrc[2 * l + 1]; in arm_radix2_butterfly_f32()
154 p1 = yt * sinVal; in arm_radix2_butterfly_f32()
155 p2 = yt * cosVal; in arm_radix2_butterfly_f32()
192 yt = pSrc[2 * i + 1] - pSrc[2 * l + 1]; in arm_radix2_butterfly_f32()
196 p1 = yt * sinVal; in arm_radix2_butterfly_f32()
197 p2 = yt * cosVal; in arm_radix2_butterfly_f32()
219 yt = pSrc[2 * i + 1] - pSrc[2 * i + 3]; in arm_radix2_butterfly_f32()
225 pSrc[2 * i + 3] = yt; in arm_radix2_butterfly_f32()
255 yt = pSrc[2 * i + 1] - pSrc[2 * l + 1]; in arm_radix2_butterfly_f32()
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Darm_cfft_radix2_q31.c98 q31_t xt, yt, cosVal, sinVal; in arm_radix2_butterfly_q31() local
119 yt = (pSrc[2 * i + 1] >> 1U) - (pSrc[2 * l + 1] >> 1U); in arm_radix2_butterfly_q31()
124 mult_32x32_keep32_R(p1, yt, cosVal); in arm_radix2_butterfly_q31()
125 multAcc_32x32_keep32_R(p0, yt, sinVal); in arm_radix2_butterfly_q31()
158 yt = pSrc[2 * i + 1] - pSrc[2 * l + 1]; in arm_radix2_butterfly_q31()
162 mult_32x32_keep32_R(p1, yt, cosVal); in arm_radix2_butterfly_q31()
163 multAcc_32x32_keep32_R(p0, yt, sinVal); in arm_radix2_butterfly_q31()
192 yt = pSrc[2 * i + 1] - pSrc[2 * l + 1]; in arm_radix2_butterfly_q31()
197 pSrc[2U * l + 1U] = yt; in arm_radix2_butterfly_q31()
205 yt = pSrc[2 * i + 1] - pSrc[2 * l + 1]; in arm_radix2_butterfly_q31()
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Darm_cfft_radix2_q15.c283 q15_t xt, yt, cosVal, sinVal; in arm_radix2_butterfly_q15()
307 yt = (pSrc[2 * i + 1] >> 1U) - (pSrc[2 * l + 1] >> 1U); in arm_radix2_butterfly_q15()
312 ((int16_t) (((q31_t) yt * sinVal) >> 16))); in arm_radix2_butterfly_q15()
314 pSrc[2U * l + 1] = (((int16_t) (((q31_t) yt * cosVal) >> 16)) - in arm_radix2_butterfly_q15()
344 yt = pSrc[2 * i + 1] - pSrc[2 * l + 1]; in arm_radix2_butterfly_q15()
348 ((int16_t) (((q31_t) yt * sinVal) >> 16))); in arm_radix2_butterfly_q15()
350 pSrc[2U * l + 1] = (((int16_t) (((q31_t) yt * cosVal) >> 16)) - in arm_radix2_butterfly_q15()
379 yt = pSrc[2 * i + 1] - pSrc[2 * l + 1]; in arm_radix2_butterfly_q15()
384 pSrc[2 * l + 1] = yt; in arm_radix2_butterfly_q15()
585 q15_t xt, yt, cosVal, sinVal; in arm_radix2_butterfly_inverse_q15()
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Darm_cfft_q31.c733 q31_t xt, yt, cosVal, sinVal; in arm_cfft_radix4by2_q31() local
747 yt = (pSrc[2 * i + 1] >> 2U) - (pSrc[2 * l + 1] >> 2U); in arm_cfft_radix4by2_q31()
751 mult_32x32_keep32_R(p1, yt, cosVal); in arm_cfft_radix4by2_q31()
752 multAcc_32x32_keep32_R(p0, yt, sinVal); in arm_cfft_radix4by2_q31()
772 yt = pSrc[4 * i + 3]; in arm_cfft_radix4by2_q31()
777 yt <<= 1U; in arm_cfft_radix4by2_q31()
782 pSrc[4 * i + 3] = yt; in arm_cfft_radix4by2_q31()
794 q31_t xt, yt, cosVal, sinVal; in arm_cfft_radix4by2_inverse_q31() local
808 yt = (pSrc[2 * i + 1] >> 2U) - (pSrc[2 * l + 1] >> 2U); in arm_cfft_radix4by2_inverse_q31()
812 mult_32x32_keep32_R(p1, yt, cosVal); in arm_cfft_radix4by2_inverse_q31()
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Darm_cfft_f64.c202 float64_t xt, yt, cosVal, sinVal; in arm_cfft_radix4by2_f64() local
219 yt = pSrc[2 * i + 1] - pSrc[2 * l + 1]; in arm_cfft_radix4by2_f64()
223 p1 = yt * sinVal; in arm_cfft_radix4by2_f64()
224 p2 = yt * cosVal; in arm_cfft_radix4by2_f64()
Darm_cfft_q15.c709 q15_t xt, yt, cosVal, sinVal; in arm_cfft_radix4by2_q15() local
753 yt = (pSrc[2 * i + 1] >> 1U) - (pSrc[2 * l + 1] >> 1U); in arm_cfft_radix4by2_q15()
757 ((int16_t) (((q31_t) yt * sinVal) >> 16U)) ); in arm_cfft_radix4by2_q15()
759 pSrc[2 * l + 1] = (((int16_t) (((q31_t) yt * cosVal) >> 16U)) - in arm_cfft_radix4by2_q15()
808 q15_t xt, yt, cosVal, sinVal; in arm_cfft_radix4by2_inverse_q15() local
852 yt = (pSrc[2 * i + 1] >> 1U) - (pSrc[2 * l + 1] >> 1U); in arm_cfft_radix4by2_inverse_q15()
856 ((int16_t) (((q31_t) yt * sinVal) >> 16U)) ); in arm_cfft_radix4by2_inverse_q15()
858 pSrc[2 * l + 1] = (((int16_t) (((q31_t) yt * cosVal) >> 16U)) + in arm_cfft_radix4by2_inverse_q15()
Darm_cfft_radix4_f16.c84 float16_t xt, yt, cosVal, sinVal; in arm_cfft_radix4by2_f16() local
101 yt = pSrc[2 * i + 1] - pSrc[2 * l + 1]; in arm_cfft_radix4by2_f16()
105 p1 = yt * sinVal; in arm_cfft_radix4by2_f16()
106 p2 = yt * cosVal; in arm_cfft_radix4by2_f16()