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/hal_nxp-3.5.0/mcux/mcux-sdk/CMSIS/DSP/Source/TransformFunctions/
Darm_cfft_radix4_q15.c158 uint32_t n1, n2, ic, i0, j, k; in arm_radix4_butterfly_q15() local
180 ic = 0U; in arm_radix4_butterfly_q15()
241 C2 = read_q15x2 ((q15_t *) pCoef16 + (4U * ic)); in arm_radix4_butterfly_q15()
287 C1 = read_q15x2 ((q15_t *) pCoef16 + (2U * ic)); in arm_radix4_butterfly_q15()
306 C3 = read_q15x2 ((q15_t *) pCoef16 + (6U * ic)); in arm_radix4_butterfly_q15()
325 ic = ic + twidCoefModifier; in arm_radix4_butterfly_q15()
344 ic = 0U; in arm_radix4_butterfly_q15()
349 C1 = read_q15x2 ((q15_t *) pCoef16 + (2U * ic)); in arm_radix4_butterfly_q15()
350 C2 = read_q15x2 ((q15_t *) pCoef16 + (4U * ic)); in arm_radix4_butterfly_q15()
351 C3 = read_q15x2 ((q15_t *) pCoef16 + (6U * ic)); in arm_radix4_butterfly_q15()
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/hal_nxp-3.5.0/mcux/mcux-sdk/middleware/issdk/algorithms/sensorfusion/sources/
Dmatrix.c408 ic; in fEigenCompute4() local
420 for (ic = 0; ic < n; ic++) in fEigenCompute4()
423 eigvec[ir][ic] = 0.0F; in fEigenCompute4()
444 for (ic = ir + 1; ic < n; ic++) in fEigenCompute4()
447 residue += fabsf(A[ir][ic]); in fEigenCompute4()
458 for (ic = ir + 1; ic < n; ic++) in fEigenCompute4()
461 if (fabsf(A[ir][ic]) > 0.0F) in fEigenCompute4()
465 (eigval[ic] - eigval[ir]) / in fEigenCompute4()
466 (A[ir][ic]); in fEigenCompute4()
483 ftmp = tanphi * A[ir][ic]; in fEigenCompute4()
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