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Searched refs:i1 (Results 1 – 7 of 7) sorted by relevance

/hal_nxp-3.6.0/mcux/mcux-sdk/CMSIS/DSP/Source/TransformFunctions/
Darm_cfft_radix4_f32.c119 uint32_t i0, i1, i2, i3; in arm_radix4_butterfly_f32() local
149 i1 = i0 + n2; in arm_radix4_butterfly_f32()
150 i2 = i1 + n2; in arm_radix4_butterfly_f32()
156 xbIn = pSrc[(2U * i1)]; in arm_radix4_butterfly_f32()
157 ybIn = pSrc[(2U * i1) + 1U]; in arm_radix4_butterfly_f32()
248 pSrc[2U * i1] = Xc12_out; in arm_radix4_butterfly_f32()
251 pSrc[(2U * i1) + 1U] = Yc12_out; in arm_radix4_butterfly_f32()
306 i1 = i0 + n2; in arm_radix4_butterfly_f32()
307 i2 = i1 + n2; in arm_radix4_butterfly_f32()
313 xbIn = pSrc[(2U * i1)]; in arm_radix4_butterfly_f32()
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Darm_cfft_radix4_q31.c151 uint32_t n1, n2, ia1, ia2, ia3, i0, i1, i2, i3, j, k; in arm_radix4_butterfly_q31() local
183 i1 = i0 + n2; in arm_radix4_butterfly_q31()
184 i2 = i1 + n2; in arm_radix4_butterfly_q31()
196 t1 = (pSrc[(2U * i1)] >> 4U) + (pSrc[(2U * i3)] >> 4U); in arm_radix4_butterfly_q31()
208 t2 = (pSrc[(2U * i1) + 1U] >> 4U) + (pSrc[(2U * i3) + 1U] >> 4U); in arm_radix4_butterfly_q31()
217 t1 = (pSrc[(2U * i1) + 1U] >> 4U) - (pSrc[(2U * i3) + 1U] >> 4U); in arm_radix4_butterfly_q31()
219 t2 = (pSrc[(2U * i1)] >> 4U) - (pSrc[(2U * i3)] >> 4U); in arm_radix4_butterfly_q31()
227 pSrc[2U * i1] = (((int32_t) (((q63_t) r1 * co2) >> 32)) + in arm_radix4_butterfly_q31()
231 pSrc[(2U * i1) + 1U] = (((int32_t) (((q63_t) s1 * co2) >> 32)) - in arm_radix4_butterfly_q31()
315 i1 = i0 + n2; in arm_radix4_butterfly_q31()
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Darm_cfft_radix4_f16.c182 uint32_t i0, i1, i2, i3; in arm_radix4_butterfly_f16() local
214 i1 = i0 + n2; in arm_radix4_butterfly_f16()
215 i2 = i1 + n2; in arm_radix4_butterfly_f16()
221 xbIn = pSrc[(2U * i1)]; in arm_radix4_butterfly_f16()
222 ybIn = pSrc[(2U * i1) + 1U]; in arm_radix4_butterfly_f16()
313 pSrc[2U * i1] = Xc12_out; in arm_radix4_butterfly_f16()
316 pSrc[(2U * i1) + 1U] = Yc12_out; in arm_radix4_butterfly_f16()
371 i1 = i0 + n2; in arm_radix4_butterfly_f16()
372 i2 = i1 + n2; in arm_radix4_butterfly_f16()
378 xbIn = pSrc[(2U * i1)]; in arm_radix4_butterfly_f16()
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Darm_cfft_radix4_q15.c569 uint32_t n1, n2, ic, i0, i1, i2, i3, j, k; in arm_radix4_butterfly_q15()
598 i1 = i0 + n2; in arm_radix4_butterfly_q15()
599 i2 = i1 + n2; in arm_radix4_butterfly_q15()
627 T0 = pSrc16[i1 * 2U] >> 2U; in arm_radix4_butterfly_q15()
628 T1 = pSrc16[(i1 * 2U) + 1U] >> 2U; in arm_radix4_butterfly_q15()
663 T0 = pSrc16[i1 * 2U] >> 2; in arm_radix4_butterfly_q15()
664 T1 = pSrc16[(i1 * 2U) + 1] >> 2; in arm_radix4_butterfly_q15()
668 pSrc16[i1 * 2U] = out1; in arm_radix4_butterfly_q15()
669 pSrc16[(i1 * 2U) + 1] = out2; in arm_radix4_butterfly_q15()
757 i1 = i0 + n2; in arm_radix4_butterfly_q15()
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Darm_cfft_radix8_f16.c54 uint32_t i1, i2, i3, i4, i5, i6, i7, i8; in arm_radix8_butterfly_f16() local
72 i1 = 0; in arm_radix8_butterfly_f16()
76 i2 = i1 + n2; in arm_radix8_butterfly_f16()
83 r1 = pSrc[2 * i1] + pSrc[2 * i5]; in arm_radix8_butterfly_f16()
84 r5 = pSrc[2 * i1] - pSrc[2 * i5]; in arm_radix8_butterfly_f16()
95 pSrc[2 * i1] = r1 + r2; in arm_radix8_butterfly_f16()
97 r1 = pSrc[2 * i1 + 1] + pSrc[2 * i5 + 1]; in arm_radix8_butterfly_f16()
98 s5 = pSrc[2 * i1 + 1] - pSrc[2 * i5 + 1]; in arm_radix8_butterfly_f16()
109 pSrc[2 * i1 + 1] = r1 + r2; in arm_radix8_butterfly_f16()
136 i1 += n1; in arm_radix8_butterfly_f16()
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Darm_cfft_radix8_f32.c52 uint32_t i1, i2, i3, i4, i5, i6, i7, i8; in arm_radix8_butterfly_f32() local
70 i1 = 0; in arm_radix8_butterfly_f32()
74 i2 = i1 + n2; in arm_radix8_butterfly_f32()
81 r1 = pSrc[2 * i1] + pSrc[2 * i5]; in arm_radix8_butterfly_f32()
82 r5 = pSrc[2 * i1] - pSrc[2 * i5]; in arm_radix8_butterfly_f32()
93 pSrc[2 * i1] = r1 + r2; in arm_radix8_butterfly_f32()
95 r1 = pSrc[2 * i1 + 1] + pSrc[2 * i5 + 1]; in arm_radix8_butterfly_f32()
96 s5 = pSrc[2 * i1 + 1] - pSrc[2 * i5 + 1]; in arm_radix8_butterfly_f32()
107 pSrc[2 * i1 + 1] = r1 + r2; in arm_radix8_butterfly_f32()
134 i1 += n1; in arm_radix8_butterfly_f32()
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Darm_cfft_f64.c70 uint32_t i0, i1, i2, i3; in arm_radix4_butterfly_f64() local
108 i1 = i0 + n2; in arm_radix4_butterfly_f64()
109 i2 = i1 + n2; in arm_radix4_butterfly_f64()
125 t1 = pSrc[2U * i1] + pSrc[2U * i3]; in arm_radix4_butterfly_f64()
134 t2 = pSrc[(2U * i1) + 1U] + pSrc[(2U * i3) + 1U]; in arm_radix4_butterfly_f64()
143 t1 = pSrc[(2U * i1) + 1U] - pSrc[(2U * i3) + 1U]; in arm_radix4_butterfly_f64()
146 t2 = pSrc[2U * i1] - pSrc[2U * i3]; in arm_radix4_butterfly_f64()
149 pSrc[2U * i1] = (r1 * co2) + (s1 * si2); in arm_radix4_butterfly_f64()
152 pSrc[(2U * i1) + 1U] = (s1 * co2) - (r1 * si2); in arm_radix4_butterfly_f64()