mirror of
https://github.com/amd/blis.git
synced 2026-05-11 09:39:59 +00:00
dbd7b28373
Details
- Added Framework optimizations for BLAS and CBLAS interfaces for caxpyv_(cblas_caxpyv) and zaxpyv_ (cblas_zaxpyv).
- Added new axpyv AVX2 kernels for c and z data types for AMD EPYC family.
AMD-Internal: [CPUPL-1231]
Change-Id: I9bc0c21fef9da84533adcef76427977430b27ea7
236 lines
6.9 KiB
C
236 lines
6.9 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 at Austin
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Copyright (C) 2018 - 2020, Advanced Micro Devices, Inc. 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
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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(s) of the copyright holder(s) 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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#ifdef WIN32
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#include <io.h>
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#else
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#include <unistd.h>
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#endif
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#include "blis.h"
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// n alpha x incx y incy
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//void daxpyv_( int*, double*, double*, int*, double*, int* );
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// #define PRINT
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int main( int argc, char** argv )
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{
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obj_t x, y;
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obj_t y_save;
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obj_t alpha;
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dim_t n;
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dim_t p;
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dim_t p_begin, p_end, p_inc;
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int n_input;
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num_t dt_x, dt_y;
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num_t dt_alpha;
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int r, n_repeats;
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num_t dt;
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double dtime;
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double dtime_save;
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double gflops;
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bli_init();
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n_repeats = 1;
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#ifndef PRINT
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p_begin = 10;
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p_end = 100;
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p_inc = 10;
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n_input = -1;
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#else
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p_begin = 16;
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p_end = 16;
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p_inc = 1;
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n_input = 15;
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#endif
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#if 1
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dt = BLIS_FLOAT;
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//dt = BLIS_DOUBLE;
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#else
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// dt = BLIS_SCOMPLEX;
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// dt = BLIS_DCOMPLEX;
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#endif
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dt_x = dt_y = dt_alpha = dt;
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// Begin with initializing the last entry to zero so that
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// matlab allocates space for the entire array once up-front.
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for ( p = p_begin; p + p_inc <= p_end; p += p_inc ) ;
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#ifdef BLIS
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printf( "data_axpyv_blis" );
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#else
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printf( "data_axpyv_%s", BLAS );
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#endif
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printf( "( %2lu, 1:2 ) = [ %4lu %7.2f ];\n",
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( unsigned long )(p - p_begin)/p_inc + 1,
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( unsigned long )0, 0.0 );
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//for ( p = p_begin; p <= p_end; p += p_inc )
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for ( p = p_end; p_begin <= p; p -= p_inc )
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{
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if ( n_input < 0 ) n = p * ( dim_t )abs(n_input);
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else n = ( dim_t ) n_input;
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bli_obj_create( dt_alpha, 1, 1, 0, 0, &alpha );
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bli_obj_create( dt_x, n, 1, 0, 0, &x );
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bli_obj_create( dt_y, n, 1, 0, 0, &y );
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bli_obj_create( dt_y, n, 1, 0, 0, &y_save );
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bli_randm( &x );
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bli_randm( &y );
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bli_setsc( (2.0/1.0), 0.0, &alpha );
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bli_copym( &y, &y_save );
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dtime_save = 1.0e9;
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for ( r = 0; r < n_repeats; ++r )
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{
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bli_copym( &y_save, &y );
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dtime = bli_clock();
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#ifdef PRINT
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bli_printm( "alpha", &alpha, "%4.1f", "" );
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bli_printm( "x", &x, "%4.1f", "" );
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bli_printm( "y", &y, "%4.1f", "" );
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#endif
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#ifdef BLIS
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bli_axpyv( &alpha,
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&x,
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&y );
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#else
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if ( bli_is_float( dt ) )
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{
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f77_int nn = bli_obj_length( &x );
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f77_int incx = bli_obj_vector_inc( &x );
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f77_int incy = bli_obj_vector_inc( &y );
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float* alphap = bli_obj_buffer( &alpha );
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float* xp = bli_obj_buffer( &x );
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float* yp = bli_obj_buffer( &y );
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saxpy_( &nn,
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alphap,
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xp, &incx,
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yp, &incy );
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}
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else if ( bli_is_double( dt ) )
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{
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f77_int nn = bli_obj_length( &x );
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f77_int incx = bli_obj_vector_inc( &x );
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f77_int incy = bli_obj_vector_inc( &y );
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double* alphap = bli_obj_buffer( &alpha );
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double* xp = bli_obj_buffer( &x );
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double* yp = bli_obj_buffer( &y );
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daxpy_( &nn,
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alphap,
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xp, &incx,
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yp, &incy );
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}
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else if ( bli_is_scomplex( dt ) )
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{
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f77_int nn = bli_obj_length( &x );
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f77_int incx = bli_obj_vector_inc( &x );
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f77_int incy = bli_obj_vector_inc( &y );
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void* alphap = bli_obj_buffer( &alpha );
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void* xp = bli_obj_buffer( &x );
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void* yp = bli_obj_buffer( &y );
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caxpy_( &nn,
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(scomplex*)alphap,
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(scomplex*)xp, &incx,
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(scomplex*)yp, &incy );
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}
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else if ( bli_is_dcomplex( dt ))
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{
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f77_int nn = bli_obj_length( &x );
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f77_int incx = bli_obj_vector_inc( &x );
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f77_int incy = bli_obj_vector_inc( &y );
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void* alphap = bli_obj_buffer( &alpha );
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void* xp = bli_obj_buffer( &x );
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void* yp = bli_obj_buffer( &y );
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zaxpy_( &nn,
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(dcomplex*)alphap,
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(dcomplex*)xp, &incx,
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(dcomplex*)yp, &incy );
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}
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#endif
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#ifdef PRINT
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bli_printm( "y after", &y, "%4.1f", "" );
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exit(1);
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#endif
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dtime_save = bli_clock_min_diff( dtime_save, dtime );
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}
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gflops = ( 2.0 * n ) / ( dtime_save * 1.0e9 );
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if ( bli_obj_is_complex( &x ) ) gflops *= 4.0;
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#ifdef BLIS
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printf( "data_axpyv_blis" );
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#else
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printf( "data_axpyv_%s", BLAS );
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#endif
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printf( "( %2lu, 1:2 ) = [ %4lu %7.2f ];\n",
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( unsigned long )(p - p_begin)/p_inc + 1,
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( unsigned long )n, gflops );
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bli_obj_free( &alpha );
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bli_obj_free( &x );
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bli_obj_free( &y );
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bli_obj_free( &y_save );
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}
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bli_finalize();
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return 0;
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}
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