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Function pass11

numpy/fft/_pocketfft.c:727–773  ·  view source on GitHub ↗

Source from the content-addressed store, hash-verified

725 }
726
727NOINLINE static void pass11 (size_t ido, size_t l1, const cmplx * restrict cc,
728 cmplx * restrict ch, const cmplx * restrict wa, const int sign)
729 {
730 const size_t cdim=11;
731 const double tw1r = 0.8412535328311811688618,
732 tw1i = sign * 0.5406408174555975821076,
733 tw2r = 0.4154150130018864255293,
734 tw2i = sign * 0.9096319953545183714117,
735 tw3r = -0.1423148382732851404438,
736 tw3i = sign * 0.9898214418809327323761,
737 tw4r = -0.6548607339452850640569,
738 tw4i = sign * 0.755749574354258283774,
739 tw5r = -0.9594929736144973898904,
740 tw5i = sign * 0.2817325568414296977114;
741
742 if (ido==1)
743 for (size_t k=0; k<l1; ++k)
744 {
745 PREP11(0)
746 PARTSTEP11a(1,10,tw1r,tw2r,tw3r,tw4r,tw5r,+tw1i,+tw2i,+tw3i,+tw4i,+tw5i)
747 PARTSTEP11a(2, 9,tw2r,tw4r,tw5r,tw3r,tw1r,+tw2i,+tw4i,-tw5i,-tw3i,-tw1i)
748 PARTSTEP11a(3, 8,tw3r,tw5r,tw2r,tw1r,tw4r,+tw3i,-tw5i,-tw2i,+tw1i,+tw4i)
749 PARTSTEP11a(4, 7,tw4r,tw3r,tw1r,tw5r,tw2r,+tw4i,-tw3i,+tw1i,+tw5i,-tw2i)
750 PARTSTEP11a(5, 6,tw5r,tw1r,tw4r,tw2r,tw3r,+tw5i,-tw1i,+tw4i,-tw2i,+tw3i)
751 }
752 else
753 for (size_t k=0; k<l1; ++k)
754 {
755 {
756 PREP11(0)
757 PARTSTEP11a(1,10,tw1r,tw2r,tw3r,tw4r,tw5r,+tw1i,+tw2i,+tw3i,+tw4i,+tw5i)
758 PARTSTEP11a(2, 9,tw2r,tw4r,tw5r,tw3r,tw1r,+tw2i,+tw4i,-tw5i,-tw3i,-tw1i)
759 PARTSTEP11a(3, 8,tw3r,tw5r,tw2r,tw1r,tw4r,+tw3i,-tw5i,-tw2i,+tw1i,+tw4i)
760 PARTSTEP11a(4, 7,tw4r,tw3r,tw1r,tw5r,tw2r,+tw4i,-tw3i,+tw1i,+tw5i,-tw2i)
761 PARTSTEP11a(5, 6,tw5r,tw1r,tw4r,tw2r,tw3r,+tw5i,-tw1i,+tw4i,-tw2i,+tw3i)
762 }
763 for (size_t i=1; i<ido; ++i)
764 {
765 PREP11(i)
766 PARTSTEP11(1,10,tw1r,tw2r,tw3r,tw4r,tw5r,+tw1i,+tw2i,+tw3i,+tw4i,+tw5i)
767 PARTSTEP11(2, 9,tw2r,tw4r,tw5r,tw3r,tw1r,+tw2i,+tw4i,-tw5i,-tw3i,-tw1i)
768 PARTSTEP11(3, 8,tw3r,tw5r,tw2r,tw1r,tw4r,+tw3i,-tw5i,-tw2i,+tw1i,+tw4i)
769 PARTSTEP11(4, 7,tw4r,tw3r,tw1r,tw5r,tw2r,+tw4i,-tw3i,+tw1i,+tw5i,-tw2i)
770 PARTSTEP11(5, 6,tw5r,tw1r,tw4r,tw2r,tw3r,+tw5i,-tw1i,+tw4i,-tw2i,+tw3i)
771 }
772 }
773 }
774
775#define CX(a,b,c) cc[(a)+ido*((b)+l1*(c))]
776#define CX2(a,b) cc[(a)+idl1*(b)]

Callers 1

pass_allFunction · 0.85

Calls

no outgoing calls

Tested by

no test coverage detected