mirror of
https://github.com/amd/blis.git
synced 2026-05-11 01:30:00 +00:00
6a515e988f
Details: - Replaced "not yet implemented" error messages in dsdot() and sdsdot() with actual implementations. (These routines are so rarely used that this log message will probably lead to some people learning of their existence for the first time.)
145 lines
4.5 KiB
C
145 lines
4.5 KiB
C
/*
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BLIS
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An object-based framework for developing high-performance BLAS-like
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libraries.
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Copyright (C) 2014, The University of Texas
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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
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met:
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- Redistributions of source code must retain the above copyright
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notice, 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 The University of Texas nor the names of its
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contributors may be used to endorse or promote products derived
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from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "blis.h"
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//
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// Define BLAS-to-BLIS interfaces.
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//
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#undef GENTFUNCDOT
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#define GENTFUNCDOT( ftype, chxy, chc, blis_conjx, blasname, blisname ) \
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\
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ftype PASTEF772(chxy,blasname,chc)( \
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f77_int* n, \
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ftype* x, f77_int* incx, \
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ftype* y, f77_int* incy \
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) \
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{ \
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dim_t n0; \
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ftype* x0; \
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ftype* y0; \
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inc_t incx0; \
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inc_t incy0; \
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ftype rho; \
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err_t init_result; \
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\
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/* Initialize BLIS (if it is not already initialized). */ \
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bli_init_safe( &init_result ); \
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\
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/* Convert/typecast negative values of n to zero. */ \
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bli_convert_blas_dim1( *n, n0 ); \
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\
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/* If the input increments are negative, adjust the pointers so we can
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use positive increments instead. */ \
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bli_convert_blas_incv( n0, x, *incx, x0, incx0 ); \
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bli_convert_blas_incv( n0, y, *incy, y0, incy0 ); \
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\
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/* Call BLIS interface. */ \
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PASTEMAC3(chxy,chxy,chxy,blisname)( blis_conjx, \
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BLIS_NO_CONJUGATE, \
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n0, \
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x0, incx0, \
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y0, incy0, \
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&rho ); \
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\
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/* Finalize BLIS (if it was initialized above). */ \
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bli_finalize_safe( init_result ); \
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\
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return rho; \
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}
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#ifdef BLIS_ENABLE_BLAS2BLIS
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INSERT_GENTFUNCDOT_BLAS( dot, DOTV_KERNEL )
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// -- "Black sheep" dot product function definitions --
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// Input vectors stored in single precision, computed in double precision,
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// with result returned in single precision.
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float PASTEF77(sd,sdot)( f77_int* n,
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float* x, f77_int* incx,
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float* y, f77_int* incy
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)
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{
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return ( float )PASTEF77(d,sdot)( n,
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x, incx,
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y, incy );
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}
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// Input vectors stored in single precision, computed in double precision,
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// with result returned in double precision.
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double PASTEF77(d,sdot)( f77_int* n,
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float* x, f77_int* incx,
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float* y, f77_int* incy
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)
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{
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dim_t n0;
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float* x0;
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float* y0;
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inc_t incx0;
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inc_t incy0;
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double rho;
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dim_t i;
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/* Initialization of BLIS is not required. */
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/* Convert/typecast negative values of n to zero. */
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bli_convert_blas_dim1( *n, n0 );
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/* If the input increments are negative, adjust the pointers so we can
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use positive increments instead. */
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bli_convert_blas_incv( n0, x, *incx, x0, incx0 );
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bli_convert_blas_incv( n0, y, *incy, y0, incy0 );
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rho = 0.0;
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for ( i = 0; i < n0; i++ )
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{
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float* chi1 = x0 + (i )*incx0;
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float* psi1 = y0 + (i )*incy0;
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bli_ddots( (( double )(*chi1)),
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(( double )(*psi1)), rho );
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}
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/* Finalization of BLIS is not required, because initialization was
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not required. */
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return rho;
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}
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#endif
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