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Searched refs:i2 (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
150 i2 = i1 + n2; in arm_radix4_butterfly_f32()
151 i3 = i2 + n2; in arm_radix4_butterfly_f32()
159 xcIn = pSrc[(2U * i2)]; in arm_radix4_butterfly_f32()
160 ycIn = pSrc[(2U * i2) + 1U]; in arm_radix4_butterfly_f32()
254 pSrc[2U * i2] = Xb12_out; in arm_radix4_butterfly_f32()
257 pSrc[(2U * i2) + 1U] = Yb12_out; in arm_radix4_butterfly_f32()
307 i2 = i1 + n2; in arm_radix4_butterfly_f32()
308 i3 = i2 + n2; in arm_radix4_butterfly_f32()
316 xcIn = pSrc[(2U * i2)]; 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
184 i2 = i1 + n2; in arm_radix4_butterfly_q31()
185 i3 = i2 + n2; in arm_radix4_butterfly_q31()
191 r1 = (pSrc[(2U * i0)] >> 4U) + (pSrc[(2U * i2)] >> 4U); in arm_radix4_butterfly_q31()
193 r2 = (pSrc[(2U * i0)] >> 4U) - (pSrc[(2U * i2)] >> 4U); in arm_radix4_butterfly_q31()
199 s1 = (pSrc[(2U * i0) + 1U] >> 4U) + (pSrc[(2U * i2) + 1U] >> 4U); in arm_radix4_butterfly_q31()
201 s2 = (pSrc[(2U * i0) + 1U] >> 4U) - (pSrc[(2U * i2) + 1U] >> 4U); in arm_radix4_butterfly_q31()
248 pSrc[2U * i2] = (((int32_t) (((q63_t) r1 * co1) >> 32)) + in arm_radix4_butterfly_q31()
252 pSrc[(2U * i2) + 1U] = (((int32_t) (((q63_t) s1 * co1) >> 32)) - in arm_radix4_butterfly_q31()
316 i2 = i1 + 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
215 i2 = i1 + n2; in arm_radix4_butterfly_f16()
216 i3 = i2 + n2; in arm_radix4_butterfly_f16()
224 xcIn = pSrc[(2U * i2)]; in arm_radix4_butterfly_f16()
225 ycIn = pSrc[(2U * i2) + 1U]; in arm_radix4_butterfly_f16()
319 pSrc[2U * i2] = Xb12_out; in arm_radix4_butterfly_f16()
322 pSrc[(2U * i2) + 1U] = Yb12_out; in arm_radix4_butterfly_f16()
372 i2 = i1 + n2; in arm_radix4_butterfly_f16()
373 i3 = i2 + n2; in arm_radix4_butterfly_f16()
381 xcIn = pSrc[(2U * i2)]; 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()
599 i2 = i1 + n2; in arm_radix4_butterfly_q15()
600 i3 = i2 + n2; in arm_radix4_butterfly_q15()
611 S0 = pSrc16[i2 * 2U] >> 2U; in arm_radix4_butterfly_q15()
612 S1 = pSrc16[(i2 * 2U) + 1U] >> 2U; in arm_radix4_butterfly_q15()
699 pSrc16[i2 * 2U] = out1; in arm_radix4_butterfly_q15()
700 pSrc16[(i2 * 2U) + 1] = out2; in arm_radix4_butterfly_q15()
758 i2 = i1 + n2; in arm_radix4_butterfly_q15()
759 i3 = i2 + n2; in arm_radix4_butterfly_q15()
767 S0 = pSrc16[i2 * 2U]; 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
76 i2 = i1 + n2; in arm_radix8_butterfly_f16()
77 i3 = i2 + n2; in arm_radix8_butterfly_f16()
85 r2 = pSrc[2 * i2] + pSrc[2 * i6]; in arm_radix8_butterfly_f16()
86 r6 = pSrc[2 * i2] - pSrc[2 * i6]; in arm_radix8_butterfly_f16()
99 r2 = pSrc[2 * i2 + 1] + pSrc[2 * i6 + 1]; in arm_radix8_butterfly_f16()
100 s6 = pSrc[2 * i2 + 1] - pSrc[2 * i6 + 1]; in arm_radix8_butterfly_f16()
127 pSrc[2 * i2] = r5 + s7; in arm_radix8_butterfly_f16()
131 pSrc[2 * i2 + 1] = s5 - r7; in arm_radix8_butterfly_f16()
177 i2 = i1 + n2; 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
74 i2 = i1 + n2; in arm_radix8_butterfly_f32()
75 i3 = i2 + n2; in arm_radix8_butterfly_f32()
83 r2 = pSrc[2 * i2] + pSrc[2 * i6]; in arm_radix8_butterfly_f32()
84 r6 = pSrc[2 * i2] - pSrc[2 * i6]; in arm_radix8_butterfly_f32()
97 r2 = pSrc[2 * i2 + 1] + pSrc[2 * i6 + 1]; in arm_radix8_butterfly_f32()
98 s6 = pSrc[2 * i2 + 1] - pSrc[2 * i6 + 1]; in arm_radix8_butterfly_f32()
125 pSrc[2 * i2] = r5 + s7; in arm_radix8_butterfly_f32()
129 pSrc[2 * i2 + 1] = s5 - r7; in arm_radix8_butterfly_f32()
175 i2 = i1 + n2; 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
109 i2 = i1 + n2; in arm_radix4_butterfly_f64()
110 i3 = i2 + n2; in arm_radix4_butterfly_f64()
113 r1 = pSrc[(2U * i0)] + pSrc[(2U * i2)]; in arm_radix4_butterfly_f64()
116 r2 = pSrc[(2U * i0)] - pSrc[(2U * i2)]; in arm_radix4_butterfly_f64()
119 s1 = pSrc[(2U * i0) + 1U] + pSrc[(2U * i2) + 1U]; in arm_radix4_butterfly_f64()
122 s2 = pSrc[(2U * i0) + 1U] - pSrc[(2U * i2) + 1U]; in arm_radix4_butterfly_f64()
167 pSrc[2U * i2] = (r1 * co1) + (s1 * si1); in arm_radix4_butterfly_f64()
170 pSrc[(2U * i2) + 1U] = (s1 * co1) - (r1 * si1); in arm_radix4_butterfly_f64()