52 lines
2.3 KiB
C
52 lines
2.3 KiB
C
/*****************************************************************************
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Copyright (c) 2010, Intel Corp.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of Intel Corporation nor the names of its contributors
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may be used to endorse or promote products derived from this software
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without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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THE POSSIBILITY OF SUCH DAMAGE.
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******************************************************************************
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* Contents: Native C interface to LAPACK utility function
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* Author: Intel Corporation
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* Created in May, 2010
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*****************************************************************************/
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#include "lapacke.h"
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#include "lapacke_utils.h"
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#ifndef LAPACK_COMPLEX_CUSTOM
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lapack_complex_double lapack_make_complex_double( double re, double im ) {
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lapack_complex_double z;
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#if defined(LAPACK_COMPLEX_STRUCTURE)
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z.real = re;
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z.imag = im;
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#elif defined(LAPACK_COMPLEX_C99)
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z = re + im * I;
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#elif defined(LAPACK_COMPLEX_CPP)
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z = std::complex<double>(re,im);
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#else /* C99 is default */
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z = re + im*I;
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#endif
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return z;
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}
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#endif
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