void libblis_test_normfm_check ( test_params_t* params, obj_t* beta, obj_t* x, obj_t* norm, double* resid ) { num_t dt_real = bli_obj_datatype_proj_to_real( *x ); dim_t m = bli_obj_length( *x ); dim_t n = bli_obj_width( *x ); obj_t m_r, n_r, temp_r; double junk; // // Pre-conditions: // - x is set to beta. // 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 // // norm := normf( x ) // // is functioning correctly if // // norm = sqrt( absqsc( beta ) * m * n ) // // where m and n are the dimensions of x. // bli_obj_scalar_init_detached( dt_real, &temp_r ); bli_obj_scalar_init_detached( dt_real, &m_r ); bli_obj_scalar_init_detached( dt_real, &n_r ); bli_setsc( ( double )m, 0.0, &m_r ); bli_setsc( ( double )n, 0.0, &n_r ); bli_absqsc( beta, &temp_r ); bli_mulsc( &m_r, &temp_r ); bli_mulsc( &n_r, &temp_r ); bli_sqrtsc( &temp_r, &temp_r ); bli_subsc( &temp_r, norm ); bli_getsc( norm, resid, &junk ); }
void libblis_test_addv_check( obj_t* alpha, obj_t* beta, obj_t* x, obj_t* y, double* resid ) { num_t dt = bli_obj_datatype( *x ); num_t dt_real = bli_obj_datatype_proj_to_real( *x ); dim_t m = bli_obj_vector_dim( *x ); conj_t conjx = bli_obj_conj_status( *x ); obj_t aplusb; obj_t alpha_conj; obj_t norm_r, m_r, temp_r; double junk; // // Pre-conditions: // - x is set to alpha. // - y_orig is set to beta. // Note: // - alpha and beta should have non-zero imaginary components in the // complex cases in order to more fully exercise the implementation. // // Under these conditions, we assume that the implementation for // // y := y_orig + conjx(x) // // is functioning correctly if // // fnormv(y) - sqrt( absqsc( beta + conjx(alpha) ) * m ) // // is negligible. // bli_obj_scalar_init_detached( dt, &aplusb ); bli_obj_scalar_init_detached( dt_real, &temp_r ); bli_obj_scalar_init_detached( dt_real, &norm_r ); bli_obj_scalar_init_detached( dt_real, &m_r ); bli_obj_scalar_init_detached_copy_of( dt, conjx, alpha, &alpha_conj ); bli_fnormv( y, &norm_r ); bli_copysc( beta, &aplusb ); bli_addsc( &alpha_conj, &aplusb ); bli_setsc( ( double )m, 0.0, &m_r ); bli_absqsc( &aplusb, &temp_r ); bli_mulsc( &m_r, &temp_r ); bli_sqrtsc( &temp_r, &temp_r ); bli_subsc( &temp_r, &norm_r ); bli_getsc( &norm_r, resid, &junk ); }
void libblis_test_scalv_check ( test_params_t* params, 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_vector_dim( 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, 1, 0, 0, &y2 ); bli_copyv( 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_scalv( &nbeta, &y2 ); bli_addv( &y2, y ); bli_normfv( y, &norm_y_r ); bli_getsc( &norm_y_r, resid, &junk ); bli_obj_free( &y2 ); }
void libblis_test_fnormv_check( obj_t* beta, obj_t* x, obj_t* norm, double* resid ) { num_t dt_real = bli_obj_datatype_proj_to_real( *x ); dim_t m = bli_obj_vector_dim( *x ); obj_t m_r, temp_r; double junk; // // Pre-conditions: // - x is set to beta. // 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 // // norm := fnorm( x ) // // is functioning correctly if // // norm = sqrt( absqsc( beta ) * m ) // // where m is the length of x. // bli_obj_init_scalar( dt_real, &temp_r ); bli_obj_init_scalar( dt_real, &m_r ); bli_setsc( ( double )m, 0.0, &m_r ); bli_absqsc( beta, &temp_r ); bli_mulsc( &m_r, &temp_r ); bli_sqrtsc( &temp_r, &temp_r ); bli_subsc( &temp_r, norm ); bli_getsc( norm, resid, &junk ); }
void bli_obj_scalar_apply_scalar( obj_t* alpha, obj_t* a ) { obj_t alpha_cast; obj_t scalar_a; // Make a copy-cast of alpha of the same datatype as A. This step // gives us the opportunity to typecast alpha. bli_obj_scalar_init_detached_copy_of( bli_obj_datatype( *a ), BLIS_NO_CONJUGATE, alpha, &alpha_cast ); // Detach the scalar from A. bli_obj_scalar_detach( a, &scalar_a ); // Scale the detached scalar by alpha. bli_mulsc( &alpha_cast, &scalar_a ); // Copy the internal scalar in scalar_a to A. bli_obj_copy_internal_scalar( scalar_a, *a ); }
void libblis_test_dotxaxpyf_check ( test_params_t* params, obj_t* alpha, obj_t* at, obj_t* a, obj_t* w, obj_t* x, obj_t* beta, obj_t* y, obj_t* z, obj_t* y_orig, obj_t* z_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_vector_dim( *z ); dim_t b_n = bli_obj_vector_dim( *y ); dim_t i; obj_t a1, chi1, psi1, v, q; obj_t alpha_chi1; obj_t norm; double resid1, resid2; double junk; // // Pre-conditions: // - a is randomized. // - w is randomized. // - x is randomized. // - y is randomized. // - z is randomized. // - at is an alias to a. // Note: // - alpha and 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 := beta * y_orig + alpha * conjat(A^T) * conjw(w) // z := z_orig + alpha * conja(A) * conjx(x) // // is functioning correctly if // // normf( y - v ) // // and // // normf( z - q ) // // are negligible, where v and q contain y and z as computed by repeated // calls to dotxv and axpyv, respectively. // bli_obj_scalar_init_detached( dt_real, &norm ); bli_obj_scalar_init_detached( dt, &alpha_chi1 ); bli_obj_create( dt, b_n, 1, 0, 0, &v ); bli_obj_create( dt, m, 1, 0, 0, &q ); bli_copyv( y_orig, &v ); bli_copyv( z_orig, &q ); // v := beta * v + alpha * conjat(at) * conjw(w) for ( i = 0; i < b_n; ++i ) { bli_acquire_mpart_l2r( BLIS_SUBPART1, i, 1, at, &a1 ); bli_acquire_vpart_f2b( BLIS_SUBPART1, i, 1, &v, &psi1 ); bli_dotxv( alpha, &a1, w, beta, &psi1 ); } // q := q + alpha * conja(a) * conjx(x) for ( i = 0; i < b_n; ++i ) { bli_acquire_mpart_l2r( BLIS_SUBPART1, i, 1, a, &a1 ); bli_acquire_vpart_f2b( BLIS_SUBPART1, i, 1, x, &chi1 ); bli_copysc( &chi1, &alpha_chi1 ); bli_mulsc( alpha, &alpha_chi1 ); bli_axpyv( &alpha_chi1, &a1, &q ); } bli_subv( y, &v ); bli_normfv( &v, &norm ); bli_getsc( &norm, &resid1, &junk ); bli_subv( z, &q ); bli_normfv( &q, &norm ); bli_getsc( &norm, &resid2, &junk ); *resid = bli_fmaxabs( resid1, resid2 ); bli_obj_free( &v ); bli_obj_free( &q ); }
void libblis_test_syr2_check( obj_t* alpha, obj_t* x, obj_t* y, obj_t* a, obj_t* a_orig, double* resid ) { num_t dt = bli_obj_datatype( *a ); num_t dt_real = bli_obj_datatype_proj_to_real( *a ); dim_t m_a = bli_obj_length( *a ); obj_t xt, yt; obj_t t, v, w1, w2; obj_t tau, rho, norm; double junk; // // Pre-conditions: // - x is randomized. // - y is randomized. // - a is randomized and symmetric. // 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 // // A := A_orig + alpha * conjx(x) * conjy(y)^T + alpha * conjy(y) * conjx(x)^T // // is functioning correctly if // // normf( v - w ) // // is negligible, where // // v = A * t // w = ( A_orig + alpha * conjx(x) * conjy(y)^T + alpha * conjy(y) * conjx(x)^T ) * t // = A_orig * t + alpha * conjx(x) * conjy(y)^T * t + alpha * conjy(y) * conjx(x)^T * t // = A_orig * t + alpha * conjx(x) * conjy(y)^T * t + alpha * conjy(y) * rho // = A_orig * t + alpha * conjx(x) * conjy(y)^T * t + w1 // = A_orig * t + alpha * conjx(x) * rho + w1 // = A_orig * t + w2 + w1 // bli_mksymm( a ); bli_mksymm( a_orig ); bli_obj_set_struc( BLIS_GENERAL, *a ); bli_obj_set_struc( BLIS_GENERAL, *a_orig ); bli_obj_set_uplo( BLIS_DENSE, *a ); bli_obj_set_uplo( BLIS_DENSE, *a_orig ); bli_obj_scalar_init_detached( dt, &tau ); bli_obj_scalar_init_detached( dt, &rho ); bli_obj_scalar_init_detached( dt_real, &norm ); bli_obj_create( dt, m_a, 1, 0, 0, &t ); bli_obj_create( dt, m_a, 1, 0, 0, &v ); bli_obj_create( dt, m_a, 1, 0, 0, &w1 ); bli_obj_create( dt, m_a, 1, 0, 0, &w2 ); bli_obj_alias_to( *x, xt ); bli_obj_alias_to( *y, yt ); bli_setsc( 1.0/( double )m_a, -1.0/( double )m_a, &tau ); bli_setv( &tau, &t ); bli_gemv( &BLIS_ONE, a, &t, &BLIS_ZERO, &v ); bli_dotv( &xt, &t, &rho ); bli_mulsc( alpha, &rho ); bli_scal2v( &rho, y, &w1 ); bli_dotv( &yt, &t, &rho ); bli_mulsc( alpha, &rho ); bli_scal2v( &rho, x, &w2 ); bli_addv( &w2, &w1 ); bli_gemv( &BLIS_ONE, a_orig, &t, &BLIS_ONE, &w1 ); bli_subv( &w1, &v ); bli_normfv( &v, &norm ); bli_getsc( &norm, resid, &junk ); bli_obj_free( &t ); bli_obj_free( &v ); bli_obj_free( &w1 ); bli_obj_free( &w2 ); }
void bli_herk_l_ker_var2( obj_t* a, obj_t* b, obj_t* c, gemm_t* cntl, herk_thrinfo_t* thread ) { num_t dt_exec = bli_obj_execution_datatype( *c ); doff_t diagoffc = bli_obj_diag_offset( *c ); pack_t schema_a = bli_obj_pack_schema( *a ); pack_t schema_b = bli_obj_pack_schema( *b ); dim_t m = bli_obj_length( *c ); dim_t n = bli_obj_width( *c ); dim_t k = bli_obj_width( *a ); void* buf_a = bli_obj_buffer_at_off( *a ); inc_t cs_a = bli_obj_col_stride( *a ); inc_t pd_a = bli_obj_panel_dim( *a ); inc_t ps_a = bli_obj_panel_stride( *a ); void* buf_b = bli_obj_buffer_at_off( *b ); inc_t rs_b = bli_obj_row_stride( *b ); inc_t pd_b = bli_obj_panel_dim( *b ); inc_t ps_b = bli_obj_panel_stride( *b ); void* buf_c = bli_obj_buffer_at_off( *c ); inc_t rs_c = bli_obj_row_stride( *c ); inc_t cs_c = bli_obj_col_stride( *c ); obj_t scalar_a; obj_t scalar_b; void* buf_alpha; void* buf_beta; FUNCPTR_T f; func_t* gemm_ukrs; void* gemm_ukr; // Detach and multiply the scalars attached to A and B. bli_obj_scalar_detach( a, &scalar_a ); bli_obj_scalar_detach( b, &scalar_b ); bli_mulsc( &scalar_a, &scalar_b ); // Grab the addresses of the internal scalar buffers for the scalar // merged above and the scalar attached to C. buf_alpha = bli_obj_internal_scalar_buffer( scalar_b ); buf_beta = bli_obj_internal_scalar_buffer( *c ); // Index into the type combination array to extract the correct // function pointer. f = ftypes[dt_exec]; // Extract from the control tree node the func_t object containing // the gemm micro-kernel function addresses, and then query the // function address corresponding to the current datatype. gemm_ukrs = cntl_gemm_ukrs( cntl ); gemm_ukr = bli_func_obj_query( dt_exec, gemm_ukrs ); // Invoke the function. f( diagoffc, schema_a, schema_b, m, n, k, buf_alpha, buf_a, cs_a, pd_a, ps_a, buf_b, rs_b, pd_b, ps_b, buf_beta, buf_c, rs_c, cs_c, gemm_ukr, thread ); }
void bli_herk_u_ker_var2 ( obj_t* a, obj_t* b, obj_t* c, cntx_t* cntx, cntl_t* cntl, thrinfo_t* thread ) { num_t dt_exec = bli_obj_exec_dt( c ); doff_t diagoffc = bli_obj_diag_offset( c ); pack_t schema_a = bli_obj_pack_schema( a ); pack_t schema_b = bli_obj_pack_schema( b ); dim_t m = bli_obj_length( c ); dim_t n = bli_obj_width( c ); dim_t k = bli_obj_width( a ); void* buf_a = bli_obj_buffer_at_off( a ); inc_t cs_a = bli_obj_col_stride( a ); inc_t is_a = bli_obj_imag_stride( a ); dim_t pd_a = bli_obj_panel_dim( a ); inc_t ps_a = bli_obj_panel_stride( a ); void* buf_b = bli_obj_buffer_at_off( b ); inc_t rs_b = bli_obj_row_stride( b ); inc_t is_b = bli_obj_imag_stride( b ); dim_t pd_b = bli_obj_panel_dim( b ); inc_t ps_b = bli_obj_panel_stride( b ); void* buf_c = bli_obj_buffer_at_off( c ); inc_t rs_c = bli_obj_row_stride( c ); inc_t cs_c = bli_obj_col_stride( c ); obj_t scalar_a; obj_t scalar_b; void* buf_alpha; void* buf_beta; FUNCPTR_T f; // Detach and multiply the scalars attached to A and B. bli_obj_scalar_detach( a, &scalar_a ); bli_obj_scalar_detach( b, &scalar_b ); bli_mulsc( &scalar_a, &scalar_b ); // Grab the addresses of the internal scalar buffers for the scalar // merged above and the scalar attached to C. buf_alpha = bli_obj_internal_scalar_buffer( &scalar_b ); buf_beta = bli_obj_internal_scalar_buffer( c ); // Index into the type combination array to extract the correct // function pointer. f = ftypes[dt_exec]; // Invoke the function. f( diagoffc, schema_a, schema_b, m, n, k, buf_alpha, buf_a, cs_a, is_a, pd_a, ps_a, buf_b, rs_b, is_b, pd_b, ps_b, buf_beta, buf_c, rs_c, cs_c, cntx, thread ); }
void libblis_test_axpyf_check( obj_t* alpha, obj_t* a, obj_t* x, 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_vector_dim( *y ); dim_t b_n = bli_obj_width( *a ); dim_t i; obj_t a1, chi1, v; obj_t alpha_chi1; obj_t norm; double junk; // // Pre-conditions: // - a is randomized. // - x is randomized. // - y 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 := y_orig + alpha * conja(A) * conjx(x) // // is functioning correctly if // // normf( y - v ) // // is negligible, where v contains y as computed by repeated calls to // axpyv. // bli_obj_scalar_init_detached( dt_real, &norm ); bli_obj_scalar_init_detached( dt, &alpha_chi1 ); bli_obj_create( dt, m, 1, 0, 0, &v ); bli_copyv( y_orig, &v ); for ( i = 0; i < b_n; ++i ) { bli_acquire_mpart_l2r( BLIS_SUBPART1, i, 1, a, &a1 ); bli_acquire_vpart_f2b( BLIS_SUBPART1, i, 1, x, &chi1 ); bli_copysc( &chi1, &alpha_chi1 ); bli_mulsc( alpha, &alpha_chi1 ); bli_axpyv( &alpha_chi1, &a1, &v ); } bli_subv( y, &v ); bli_normfv( &v, &norm ); bli_getsc( &norm, resid, &junk ); bli_obj_free( &v ); }
void libblis_test_her_check( obj_t* alpha, obj_t* x, obj_t* a, obj_t* a_orig, double* resid ) { num_t dt = bli_obj_datatype( *a ); num_t dt_real = bli_obj_datatype_proj_to_real( *a ); dim_t m_a = bli_obj_length( *a ); obj_t xh, t, v, w; obj_t tau, rho, norm; double junk; // // Pre-conditions: // - x is randomized. // - a is randomized and Hermitian. // Note: // - alpha must be real-valued. // // Under these conditions, we assume that the implementation for // // A := A_orig + alpha * conjx(x) * conjx(x)^H // // is functioning correctly if // // normf( v - w ) // // is negligible, where // // v = A * t // w = ( A_orig + alpha * conjx(x) * conjx(x)^H ) * t // = A_orig * t + alpha * conjx(x) * conjx(x)^H * t // = A_orig * t + alpha * conjx(x) * rho // = A_orig * t + w // bli_mkherm( a ); bli_mkherm( a_orig ); bli_obj_set_struc( BLIS_GENERAL, *a ); bli_obj_set_struc( BLIS_GENERAL, *a_orig ); bli_obj_set_uplo( BLIS_DENSE, *a ); bli_obj_set_uplo( BLIS_DENSE, *a_orig ); bli_obj_scalar_init_detached( dt, &tau ); bli_obj_scalar_init_detached( dt, &rho ); bli_obj_scalar_init_detached( dt_real, &norm ); bli_obj_create( dt, m_a, 1, 0, 0, &t ); bli_obj_create( dt, m_a, 1, 0, 0, &v ); bli_obj_create( dt, m_a, 1, 0, 0, &w ); bli_obj_alias_with_conj( BLIS_CONJUGATE, *x, xh ); bli_setsc( 1.0/( double )m_a, -1.0/( double )m_a, &tau ); bli_setv( &tau, &t ); bli_gemv( &BLIS_ONE, a, &t, &BLIS_ZERO, &v ); bli_dotv( &xh, &t, &rho ); bli_mulsc( alpha, &rho ); bli_scal2v( &rho, x, &w ); bli_gemv( &BLIS_ONE, a_orig, &t, &BLIS_ONE, &w ); bli_subv( &w, &v ); bli_normfv( &v, &norm ); bli_getsc( &norm, resid, &junk ); bli_obj_free( &t ); bli_obj_free( &v ); bli_obj_free( &w ); }
void bli_trmm_rl_ker_var2( obj_t* a, obj_t* b, obj_t* c, trmm_t* cntl ) { num_t dt_exec = bli_obj_execution_datatype( *c ); doff_t diagoffb = bli_obj_diag_offset( *b ); dim_t m = bli_obj_length( *c ); dim_t n = bli_obj_width( *c ); dim_t k = bli_obj_width( *a ); void* buf_a = bli_obj_buffer_at_off( *a ); inc_t rs_a = bli_obj_row_stride( *a ); inc_t cs_a = bli_obj_col_stride( *a ); inc_t ps_a = bli_obj_panel_stride( *a ); void* buf_b = bli_obj_buffer_at_off( *b ); inc_t rs_b = bli_obj_row_stride( *b ); inc_t cs_b = bli_obj_col_stride( *b ); inc_t ps_b = bli_obj_panel_stride( *b ); void* buf_c = bli_obj_buffer_at_off( *c ); inc_t rs_c = bli_obj_row_stride( *c ); inc_t cs_c = bli_obj_col_stride( *c ); obj_t scalar_a; obj_t scalar_b; void* buf_alpha; void* buf_beta; FUNCPTR_T f; // Detach and multiply the scalars attached to A and B. bli_obj_scalar_detach( a, &scalar_a ); bli_obj_scalar_detach( b, &scalar_b ); bli_mulsc( &scalar_a, &scalar_b ); // Grab the addresses of the internal scalar buffers for the scalar // merged above and the scalar attached to C. buf_alpha = bli_obj_internal_scalar_buffer( scalar_b ); buf_beta = bli_obj_internal_scalar_buffer( *c ); // Index into the type combination array to extract the correct // function pointer. f = ftypes[dt_exec]; // Invoke the function. f( diagoffb, m, n, k, buf_alpha, buf_a, rs_a, cs_a, ps_a, buf_b, rs_b, cs_b, ps_b, buf_beta, buf_c, rs_c, cs_c ); }
void libblis_test_ger_check ( test_params_t* params, obj_t* alpha, obj_t* x, obj_t* y, obj_t* a, obj_t* a_orig, double* resid ) { num_t dt = bli_obj_dt( a ); num_t dt_real = bli_obj_dt_proj_to_real( a ); dim_t m_a = bli_obj_length( a ); dim_t n_a = bli_obj_width( a ); obj_t t, v, w; obj_t rho, norm; double junk; // // Pre-conditions: // - x is randomized. // - y is randomized. // - a is identity. // 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 // // A := A_orig + alpha * conjx(x) * conjy(y) // // is functioning correctly if // // normf( v - w ) // // is negligible, where // // v = A * t // w = ( A_orig + alpha * conjx(x) * conjy(y)^T ) * t // = A_orig * t + alpha * conjx(x) * conjy(y)^T * t // = A_orig * t + alpha * conjx(x) * rho // = A_orig * t + w // bli_obj_scalar_init_detached( dt, &rho ); bli_obj_scalar_init_detached( dt_real, &norm ); bli_obj_create( dt, n_a, 1, 0, 0, &t ); bli_obj_create( dt, m_a, 1, 0, 0, &v ); bli_obj_create( dt, m_a, 1, 0, 0, &w ); libblis_test_vobj_randomize( params, TRUE, &t ); bli_gemv( &BLIS_ONE, a, &t, &BLIS_ZERO, &v ); bli_dotv( y, &t, &rho ); bli_mulsc( alpha, &rho ); bli_scal2v( &rho, x, &w ); bli_gemv( &BLIS_ONE, a_orig, &t, &BLIS_ONE, &w ); bli_subv( &w, &v ); bli_normfv( &v, &norm ); bli_getsc( &norm, resid, &junk ); bli_obj_free( &t ); bli_obj_free( &v ); bli_obj_free( &w ); }
void bli_trmm_ru_ker_var2( obj_t* a, obj_t* b, obj_t* c, trmm_t* cntl, trmm_thrinfo_t* thread ) { num_t dt_exec = bli_obj_execution_datatype( *c ); doff_t diagoffb = bli_obj_diag_offset( *b ); dim_t m = bli_obj_length( *c ); dim_t n = bli_obj_width( *c ); dim_t k = bli_obj_width( *a ); void* buf_a = bli_obj_buffer_at_off( *a ); inc_t cs_a = bli_obj_col_stride( *a ); inc_t pd_a = bli_obj_panel_dim( *a ); inc_t ps_a = bli_obj_panel_stride( *a ); void* buf_b = bli_obj_buffer_at_off( *b ); inc_t rs_b = bli_obj_row_stride( *b ); inc_t pd_b = bli_obj_panel_dim( *b ); inc_t ps_b = bli_obj_panel_stride( *b ); void* buf_c = bli_obj_buffer_at_off( *c ); inc_t rs_c = bli_obj_row_stride( *c ); inc_t cs_c = bli_obj_col_stride( *c ); obj_t scalar_a; obj_t scalar_b; void* buf_alpha; void* buf_beta; FUNCPTR_T f; func_t* gemm_ukrs; void* gemm_ukr; // Detach and multiply the scalars attached to A and B. bli_obj_scalar_detach( a, &scalar_a ); bli_obj_scalar_detach( b, &scalar_b ); bli_mulsc( &scalar_a, &scalar_b ); // Grab the addresses of the internal scalar buffers for the scalar // merged above and the scalar attached to C. buf_alpha = bli_obj_internal_scalar_buffer( scalar_b ); buf_beta = bli_obj_internal_scalar_buffer( *c ); // Index into the type combination array to extract the correct // function pointer. f = ftypes[dt_exec]; // Adjust cs_a and rs_b if A and B were packed for 4m or 3m. This // is needed because cs_a and rs_b are used to index into the // micro-panels of A and B, respectively, and since the pointer // types in the macro-kernel (scomplex or dcomplex) will result // in pointer arithmetic that moves twice as far as it should, // given the datatypes actually stored (float or double), we must // halve the strides to compensate. if ( bli_obj_is_panel_packed_4m( *a ) || bli_obj_is_panel_packed_3m( *a ) ) { cs_a /= 2; rs_b /= 2; } // Extract from the control tree node the func_t object containing // the gemm micro-kernel function addresses, and then query the // function address corresponding to the current datatype. gemm_ukrs = cntl_gemm_ukrs( cntl ); gemm_ukr = bli_func_obj_query( dt_exec, gemm_ukrs ); // Invoke the function. f( diagoffb, m, n, k, buf_alpha, buf_a, cs_a, pd_a, ps_a, buf_b, rs_b, pd_b, ps_b, buf_beta, buf_c, rs_c, cs_c, gemm_ukr, thread ); }
void bli_gemm_ker_var2 ( obj_t* a, obj_t* b, obj_t* c, cntx_t* cntx, cntl_t* cntl, thrinfo_t* thread ) { num_t dt_exec = bli_obj_execution_datatype( *c ); pack_t schema_a = bli_obj_pack_schema( *a ); pack_t schema_b = bli_obj_pack_schema( *b ); dim_t m = bli_obj_length( *c ); dim_t n = bli_obj_width( *c ); dim_t k = bli_obj_width( *a ); void* buf_a = bli_obj_buffer_at_off( *a ); inc_t cs_a = bli_obj_col_stride( *a ); inc_t is_a = bli_obj_imag_stride( *a ); dim_t pd_a = bli_obj_panel_dim( *a ); inc_t ps_a = bli_obj_panel_stride( *a ); void* buf_b = bli_obj_buffer_at_off( *b ); inc_t rs_b = bli_obj_row_stride( *b ); inc_t is_b = bli_obj_imag_stride( *b ); dim_t pd_b = bli_obj_panel_dim( *b ); inc_t ps_b = bli_obj_panel_stride( *b ); void* buf_c = bli_obj_buffer_at_off( *c ); inc_t rs_c = bli_obj_row_stride( *c ); inc_t cs_c = bli_obj_col_stride( *c ); obj_t scalar_a; obj_t scalar_b; void* buf_alpha; void* buf_beta; FUNCPTR_T f; // Detach and multiply the scalars attached to A and B. bli_obj_scalar_detach( a, &scalar_a ); bli_obj_scalar_detach( b, &scalar_b ); bli_mulsc( &scalar_a, &scalar_b ); // Grab the addresses of the internal scalar buffers for the scalar // merged above and the scalar attached to C. buf_alpha = bli_obj_internal_scalar_buffer( scalar_b ); buf_beta = bli_obj_internal_scalar_buffer( *c ); // If 1m is being employed on a column- or row-stored matrix with a // real-valued beta, we can use the real domain macro-kernel, which // eliminates a little overhead associated with the 1m virtual // micro-kernel. #if 1 if ( bli_is_1m_packed( schema_a ) ) { bli_l3_ind_recast_1m_params ( dt_exec, schema_a, c, m, n, k, pd_a, ps_a, pd_b, ps_b, rs_c, cs_c ); } #endif // Index into the type combination array to extract the correct // function pointer. f = ftypes[dt_exec]; // Invoke the function. f( schema_a, schema_b, m, n, k, buf_alpha, buf_a, cs_a, is_a, pd_a, ps_a, buf_b, rs_b, is_b, pd_b, ps_b, buf_beta, buf_c, rs_c, cs_c, cntx, thread ); }