void libblis_test_xpbym_check ( test_params_t* params, obj_t* x, obj_t* beta, obj_t* y, obj_t* y_orig, double* resid ) { num_t dt = bli_obj_dt( y ); num_t dt_real = bli_obj_dt_proj_to_real( y ); dim_t m = bli_obj_length( y ); dim_t n = bli_obj_width( y ); obj_t x_temp, y_temp; obj_t norm; double junk; // // Pre-conditions: // - x is randomized. // - y_orig is randomized. // Note: // - alpha should have a non-zero imaginary component in the complex // cases in order to more fully exercise the implementation. // // Under these conditions, we assume that the implementation for // // y := beta * y_orig + conjx(x) // // is functioning correctly if // // normf( y - ( beta * y_orig + conjx(x) ) ) // // is negligible. // bli_obj_scalar_init_detached( dt_real, &norm ); bli_obj_create( dt, m, n, 0, 0, &x_temp ); bli_obj_create( dt, m, n, 0, 0, &y_temp ); bli_copym( x, &x_temp ); bli_copym( y_orig, &y_temp ); bli_scalm( beta, &y_temp ); bli_addm( &x_temp, &y_temp ); bli_subm( &y_temp, y ); bli_normfm( y, &norm ); bli_getsc( &norm, resid, &junk ); bli_obj_free( &x_temp ); bli_obj_free( &y_temp ); }
void libblis_test_scalm_check( obj_t* beta, obj_t* y, obj_t* y_orig, double* resid ) { num_t dt = bli_obj_datatype( *y ); num_t dt_real = bli_obj_datatype_proj_to_real( *y ); dim_t m = bli_obj_length( *y ); dim_t n = bli_obj_width( *y ); obj_t norm_y_r; obj_t nbeta; obj_t y2; double junk; // // Pre-conditions: // - y_orig is randomized. // Note: // - beta should have a non-zero imaginary component in the complex // cases in order to more fully exercise the implementation. // // Under these conditions, we assume that the implementation for // // y := conjbeta(beta) * y_orig // // is functioning correctly if // // normf( y + -conjbeta(beta) * y_orig ) // // is negligible. // bli_obj_create( dt, m, n, 0, 0, &y2 ); bli_copym( y_orig, &y2 ); bli_obj_scalar_init_detached( dt, &nbeta ); bli_obj_scalar_init_detached( dt_real, &norm_y_r ); bli_copysc( beta, &nbeta ); bli_mulsc( &BLIS_MINUS_ONE, &nbeta ); bli_scalm( &nbeta, &y2 ); bli_addm( &y2, y ); bli_normfm( y, &norm_y_r ); bli_getsc( &norm_y_r, resid, &junk ); bli_obj_free( &y2 ); }
void libblis_test_addm_impl ( iface_t iface, obj_t* x, obj_t* y ) { switch ( iface ) { case BLIS_TEST_SEQ_FRONT_END: bli_addm( x, y ); break; default: libblis_test_printf_error( "Invalid interface type.\n" ); } }