text: /*
  
     BLIS
     An object-based framework for developing high-performance BLAS-like
     libraries.
  
     Copyright (C) 2014, The University of Texas at Austin
     Copyright (C) 2018 - 2019, Advanced Micro Devices, Inc.
  
     Redistribution and use in source and binary forms, with or without
     modification, are permitted provided that the following conditions are
     met:
      - Redistributions of source code must retain the above copyright
        notice, this list of conditions and the following disclaimer.
      - Redistributions in binary form must reproduce the above copyright
        notice, this list of conditions and the following disclaimer in the
        documentation and/or other materials provided with the distribution.
      - Neither the name(s) of the copyright holder(s) nor the names of its
        contributors may be used to endorse or promote products derived
        from this software without specific prior written permission.
  
     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  
  */
  
  #ifdef WIN32
  #include <io.h>
  #else
  #include <unistd.h>
  #endif
  #include "blis.h"
  
  //                n    alpha     x      incx      y        incy
  //void daxpyv_( int*, double*, double*, int*, double*,   int* );
  //#define PRINT
  
  int main( int argc, char** argv )
  {
  	obj_t x, y;
  	obj_t y_save;
  	obj_t alpha;
  	dim_t n;
  	dim_t p;
  	dim_t p_begin, p_end, p_inc;
  	int   n_input;
  	num_t dt_x, dt_y;
  	num_t dt_alpha;
  	int   r, n_repeats;
  	num_t dt;
  
  	double dtime;
  	double dtime_save;
  	double gflops;
  
  	bli_init();
  
  	n_repeats = 3;
  
  #ifndef PRINT
  	p_begin = 40;
  	p_end   = 4000;
  	p_inc   = 40;
  
  	n_input = -1;
  #else
  	p_begin = 16;
  	p_end   = 16;
  	p_inc   = 1;
  
  	n_input = 15;
  #endif
  
  #if 1
  	dt = BLIS_FLOAT;
  	//dt = BLIS_DOUBLE;
  #else
  	//dt = BLIS_SCOMPLEX;
  	dt = BLIS_DCOMPLEX;
  #endif
  
  
  	dt_x = dt_y = dt_alpha = dt;
  
  	// Begin with initializing the last entry to zero so that
  	// matlab allocates space for the entire array once up-front.
  	for ( p = p_begin; p + p_inc <= p_end; p += p_inc ) ;
  #ifdef BLIS
  	printf( "data_axpyv_blis" );
  #else
  	printf( "data_axpyv_%s", BLAS );
  #endif
  	printf( "( %2lu, 1:2 ) = [ %4lu %7.2f ];\n",
  	        ( unsigned long )(p - p_begin)/p_inc + 1,
  	        ( unsigned long )0, 0.0 );
  
  	//for ( p = p_begin; p <= p_end; p += p_inc )
  	for ( p = p_end; p_begin <= p; p -= p_inc )
  	{
  
  		if ( n_input < 0 ) n = p * ( dim_t )abs(n_input);
  		else               n =     ( dim_t )    n_input;
  
  		bli_obj_create( dt_alpha, 1, 1, 0, 0, &alpha );
  
  		bli_obj_create( dt_x, n, 1, 0, 0, &x );
  		bli_obj_create( dt_y, n, 1, 0, 0, &y );
  		bli_obj_create( dt_y, n, 1, 0, 0, &y_save );
  
  		bli_randm( &x );
  		bli_randm( &y );
  
  		bli_setsc(  (2.0/1.0), 0.0, &alpha );
  
  		bli_copym( &y, &y_save );
  
  		dtime_save = 1.0e9;
  
  		for ( r = 0; r < n_repeats; ++r )
  		{
  			bli_copym( &y_save, &y );
  
  			dtime = bli_clock();
  
  #ifdef PRINT
  			bli_printm( "alpha", &alpha, "%4.1f", "" );
  			bli_printm( "x", &x, "%4.1f", "" );
  			bli_printm( "y", &y, "%4.1f", "" );
  #endif
  
  #ifdef BLIS
  
  			bli_axpyv( &alpha,
  			           &x,
  			           &y );
  #else
  			if ( bli_is_float( dt ) )
  			{
  				f77_int nn     = bli_obj_length( &x );
  				f77_int incx   = bli_obj_vector_inc( &x );
  				f77_int incy   = bli_obj_vector_inc( &y );
  				float*  alphap = bli_obj_buffer( &alpha );
  				float*  xp     = bli_obj_buffer( &x );
  				float*  yp     = bli_obj_buffer( &y );
  
  				saxpy_( &nn,
  				        alphap,
  				        xp, &incx,
  				        yp, &incy );
  
  
  			}
  			else if ( bli_is_double( dt ) )
  			{
  
  				f77_int  nn     = bli_obj_length( &x );
  				f77_int  incx   = bli_obj_vector_inc( &x );
  				f77_int  incy   = bli_obj_vector_inc( &y );
  				double*  alphap = bli_obj_buffer( &alpha );
  				double*  xp     = bli_obj_buffer( &x );
  				double*  yp     = bli_obj_buffer( &y );
  
  				daxpy_( &nn,
  				        alphap,
  				        xp, &incx,
  				        yp, &incy );
  			}
  #endif
  
  #ifdef PRINT
  			bli_printm( "y after", &y, "%4.1f", "" );
  			exit(1);
  #endif
  
  
  			dtime_save = bli_clock_min_diff( dtime_save, dtime );
  		}
  
  		gflops = ( 2.0  * n ) / ( dtime_save * 1.0e9 );
  
  #ifdef BLIS
  		printf( "data_axpyv_blis" );
  #else
  		printf( "data_axpyv_%s", BLAS );
  #endif
  		printf( "( %2lu, 1:2 ) = [ %4lu %7.2f ];\n",
  				( unsigned long )(p - p_begin)/p_inc + 1,
  				( unsigned long )n, gflops );
  
  		bli_obj_free( &alpha );
  
  		bli_obj_free( &x );
  		bli_obj_free( &y );
  		bli_obj_free( &y_save );
  	}
  
  	bli_finalize();
  
  	return 0;
  }
  