furnace/extern/fftw/libbench2/verify.h

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