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105 lines
3.5 KiB
C
105 lines
3.5 KiB
C
/*
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* Copyright (c) 2003, 2007-14 Matteo Frigo
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* Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#include "libbench2/bench.h"
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typedef bench_real R;
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typedef bench_complex C;
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typedef struct dofft_closure_s {
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void (*apply)(struct dofft_closure_s *k,
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bench_complex *in, bench_complex *out);
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int recopy_input;
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} dofft_closure;
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double dmax(double x, double y);
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typedef void (*aconstrain)(C *a, int n);
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void arand(C *a, int n);
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void mkreal(C *A, int n);
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void mkhermitian(C *A, int rank, const bench_iodim *dim, int stride);
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void mkhermitian1(C *a, int n);
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void aadd(C *c, C *a, C *b, int n);
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void asub(C *c, C *a, C *b, int n);
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void arol(C *b, C *a, int n, int nb, int na);
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void aphase_shift(C *b, C *a, int n, int nb, int na, double sign);
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void ascale(C *a, C alpha, int n);
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double acmp(C *a, C *b, int n, const char *test, double tol);
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double mydrand(void);
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double impulse(dofft_closure *k,
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int n, int vecn,
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C *inA, C *inB, C *inC,
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C *outA, C *outB, C *outC,
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C *tmp, int rounds, double tol);
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double linear(dofft_closure *k, int realp,
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int n, C *inA, C *inB, C *inC, C *outA,
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C *outB, C *outC, C *tmp, int rounds, double tol);
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void preserves_input(dofft_closure *k, aconstrain constrain,
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int n, C *inA, C *inB, C *outB, int rounds);
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enum { TIME_SHIFT, FREQ_SHIFT };
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double tf_shift(dofft_closure *k, int realp, const bench_tensor *sz,
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int n, int vecn, double sign,
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C *inA, C *inB, C *outA, C *outB, C *tmp,
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int rounds, double tol, int which_shift);
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typedef struct dotens2_closure_s {
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void (*apply)(struct dotens2_closure_s *k,
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int indx0, int ondx0, int indx1, int ondx1);
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} dotens2_closure;
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void bench_dotens2(const bench_tensor *sz0,
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const bench_tensor *sz1, dotens2_closure *k);
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void accuracy_test(dofft_closure *k, aconstrain constrain,
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int sign, int n, C *a, C *b, int rounds, int impulse_rounds,
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double t[6]);
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void accuracy_dft(bench_problem *p, int rounds, int impulse_rounds,
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double t[6]);
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void accuracy_rdft2(bench_problem *p, int rounds, int impulse_rounds,
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double t[6]);
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void accuracy_r2r(bench_problem *p, int rounds, int impulse_rounds,
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double t[6]);
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#if defined(BENCHFFT_LDOUBLE) && HAVE_COSL
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typedef long double trigreal;
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# define COS cosl
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# define SIN sinl
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# define TAN tanl
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# define KTRIG(x) (x##L)
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#elif defined(BENCHFFT_QUAD) && HAVE_LIBQUADMATH
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typedef __float128 trigreal;
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# define COS cosq
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# define SIN sinq
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# define TAN tanq
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# define KTRIG(x) (x##Q)
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extern trigreal cosq(trigreal);
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extern trigreal sinq(trigreal);
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extern trigreal tanq(trigreal);
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#else
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typedef double trigreal;
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# define COS cos
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# define SIN sin
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# define TAN tan
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# define KTRIG(x) (x)
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#endif
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#define K2PI KTRIG(6.2831853071795864769252867665590057683943388)
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