libflame revision_anchor
|
Functions | |
FLA_Error | FLA_Bidiag_UT_u_ofu_var2 (FLA_Obj A, FLA_Obj TU, FLA_Obj TV) |
FLA_Error | FLA_Bidiag_UT_u_step_ofu_var2 (FLA_Obj A, FLA_Obj T, FLA_Obj S) |
FLA_Error | FLA_Bidiag_UT_u_step_ofs_var2 (int m_A, int n_A, int m_TS, float *buff_A, int rs_A, int cs_A, float *buff_T, int rs_T, int cs_T, float *buff_S, int rs_S, int cs_S) |
FLA_Error | FLA_Bidiag_UT_u_step_ofd_var2 (int m_A, int n_A, int m_TS, double *buff_A, int rs_A, int cs_A, double *buff_T, int rs_T, int cs_T, double *buff_S, int rs_S, int cs_S) |
FLA_Error | FLA_Bidiag_UT_u_step_ofc_var2 (int m_A, int n_A, int m_TS, scomplex *buff_A, int rs_A, int cs_A, scomplex *buff_T, int rs_T, int cs_T, scomplex *buff_S, int rs_S, int cs_S) |
FLA_Error | FLA_Bidiag_UT_u_step_ofz_var2 (int m_A, int n_A, int m_TS, dcomplex *buff_A, int rs_A, int cs_A, dcomplex *buff_T, int rs_T, int cs_T, dcomplex *buff_S, int rs_S, int cs_S) |
References FLA_Bidiag_UT_u_step_ofu_var2().
{ return FLA_Bidiag_UT_u_step_ofu_var2( A, TU, TV ); }
FLA_Error FLA_Bidiag_UT_u_step_ofc_var2 | ( | int | m_A, |
int | n_A, | ||
int | m_TS, | ||
scomplex * | buff_A, | ||
int | rs_A, | ||
int | cs_A, | ||
scomplex * | buff_T, | ||
int | rs_T, | ||
int | cs_T, | ||
scomplex * | buff_S, | ||
int | rs_S, | ||
int | cs_S | ||
) |
References bli_caxpyv(), bli_ccopyv(), bli_cdot(), bli_cgemv(), bli_cinvscalv(), FLA_free(), FLA_Fused_Gerc2_opc_var1(), FLA_Househ2_UT_l_opc(), FLA_Househ2_UT_r_opc(), FLA_malloc(), FLA_MINUS_ONE, FLA_ONE, and FLA_ZERO.
Referenced by FLA_Bidiag_UT_u_step_ofu_var2().
{ scomplex* buff_1 = FLA_COMPLEX_PTR( FLA_ONE ); scomplex* buff_0 = FLA_COMPLEX_PTR( FLA_ZERO ); scomplex* buff_m1 = FLA_COMPLEX_PTR( FLA_MINUS_ONE ); scomplex beta; int i; // b_alg = FLA_Obj_length( T ); int b_alg = m_TS; // FLA_Obj_create( datatype_A, n_A, 1, 0, 0, &v ); // FLA_Obj_create( datatype_A, n_A, 1, 0, 0, &y ); // FLA_Obj_create( datatype_A, m_A, 1, 0, 0, &z ); scomplex* buff_v = ( scomplex* ) FLA_malloc( n_A * sizeof( *buff_A ) ); scomplex* buff_y = ( scomplex* ) FLA_malloc( n_A * sizeof( *buff_A ) ); scomplex* buff_z = ( scomplex* ) FLA_malloc( m_A * sizeof( *buff_A ) ); int inc_v = 1; int inc_y = 1; int inc_z = 1; for ( i = 0; i < b_alg; ++i ) { scomplex* a10t = buff_A + (0 )*cs_A + (i )*rs_A; scomplex* A20 = buff_A + (0 )*cs_A + (i+1)*rs_A; scomplex* alpha11 = buff_A + (i )*cs_A + (i )*rs_A; scomplex* a21 = buff_A + (i )*cs_A + (i+1)*rs_A; scomplex* A02 = buff_A + (i+1)*cs_A + (0 )*rs_A; scomplex* a12t = buff_A + (i+1)*cs_A + (i )*rs_A; scomplex* A22 = buff_A + (i+1)*cs_A + (i+1)*rs_A; scomplex* t01 = buff_T + (i )*cs_T + (0 )*rs_T; scomplex* tau11 = buff_T + (i )*cs_T + (i )*rs_T; scomplex* s01 = buff_S + (i )*cs_S + (0 )*rs_S; scomplex* sigma11 = buff_S + (i )*cs_S + (i )*rs_S; scomplex* v21 = buff_v + (i+1)*inc_v; scomplex* y21 = buff_y + (i+1)*inc_y; scomplex* z21 = buff_z + (i+1)*inc_z; scomplex* a12t_l = a12t + (0 )*cs_A + (0 )*rs_A; scomplex* a12t_r = a12t + (1 )*cs_A + (0 )*rs_A; scomplex* v21_t = v21 + (0 )*inc_v; scomplex* v21_b = v21 + (1 )*inc_v; int m_ahead = m_A - i - 1; int n_ahead = n_A - i - 1; int m_behind = i; int n_behind = i; /*------------------------------------------------------------*/ // FLA_Househ2_UT( FLA_LEFT, // alpha11, // a21, tau11 ); FLA_Househ2_UT_l_opc( m_ahead, alpha11, a21, rs_A, tau11 ); if ( n_ahead > 0 ) { // FLA_Copyt( FLA_CONJ_TRANSPOSE, a12t, y21 ); // FLA_Gemvc( FLA_CONJ_TRANSPOSE, FLA_NO_CONJUGATE, FLA_ONE, A22, a21, FLA_ONE, y21 ); bli_ccopyv( BLIS_CONJUGATE, n_ahead, a12t, cs_A, y21, inc_y ); bli_cgemv( BLIS_CONJ_TRANSPOSE, BLIS_NO_CONJUGATE, m_ahead, n_ahead, buff_1, A22, rs_A, cs_A, a21, rs_A, buff_1, y21, inc_y ); // FLA_Inv_scalc( FLA_NO_CONJUGATE, tau11, y21 ); bli_cinvscalv( BLIS_NO_CONJUGATE, n_ahead, tau11, y21, inc_y ); // FLA_Axpyt( FLA_CONJ_TRANSPOSE, FLA_MINUS_ONE, y21, a12t ); bli_caxpyv( BLIS_CONJUGATE, n_ahead, buff_m1, y21, inc_y, a12t, cs_A ); // FLA_Househ2_UT( FLA_RIGHT, a12t_l, a12t_r, sigma11 ); FLA_Househ2_UT_r_opc( n_ahead - 1, a12t_l, a12t_r, cs_A, sigma11 ); // FLA_Obj_set_to_scalar( FLA_ONE, v21_t ); // FLA_Copyt( FLA_TRANSPOSE, a12t_r, v21_b ); *v21_t = *buff_1; bli_ccopyv( BLIS_NO_CONJUGATE, n_ahead - 1, a12t_r, cs_A, v21_b, inc_y ); // FLA_Dotc( FLA_CONJUGATE, y21, v21, beta ); // FLA_Scal( FLA_MINUS_ONE, beta ); bli_cdot( BLIS_CONJUGATE, n_ahead, y21, inc_y, v21, inc_v, &beta ); bli_cneg1( &beta ); // FLA_Copy( a21, z21 ); // FLA_Gemvc( FLA_NO_TRANSPOSE, FLA_NO_CONJUGATE, FLA_ONE, A22, v21, beta, z21 ); // FLA_Inv_scalc( FLA_NO_CONJUGATE, sigma11, z21 ); bli_ccopyv( BLIS_NO_CONJUGATE, m_ahead, a21, rs_A, z21, inc_z ); bli_cgemv( BLIS_NO_TRANSPOSE, BLIS_NO_CONJUGATE, m_ahead, n_ahead, buff_1, A22, rs_A, cs_A, v21, inc_v, &beta, z21, inc_z ); bli_cinvscalv( BLIS_NO_CONJUGATE, m_ahead, sigma11, z21, inc_z ); // FLA_Gerc( FLA_NO_CONJUGATE, FLA_CONJUGATE, FLA_MINUS_ONE, a21, y21, A22 ); // FLA_Gerc( FLA_NO_CONJUGATE, FLA_CONJUGATE, FLA_MINUS_ONE, z21, v21, A22 ); FLA_Fused_Gerc2_opc_var1( m_ahead, n_ahead, buff_m1, a21, rs_A, y21, inc_y, z21, inc_z, v21, inc_v, A22, rs_A, cs_A ); // FLA_Gemv( FLA_CONJ_NO_TRANSPOSE, FLA_ONE, A02, v21, FLA_ZERO, s01 ); bli_cgemv( BLIS_CONJ_NO_TRANSPOSE, BLIS_NO_CONJUGATE, m_behind, n_ahead, buff_1, A02, rs_A, cs_A, v21, inc_v, buff_0, s01, rs_S ); } // FLA_Copyt_external( FLA_CONJ_TRANSPOSE, a10t, t01 ); // FLA_Gemv( FLA_CONJ_TRANSPOSE, FLA_ONE, A20, a21, FLA_ONE, t01 ); bli_ccopyv( BLIS_CONJUGATE, n_behind, a10t, cs_A, t01, rs_T ); bli_cgemv( BLIS_CONJ_TRANSPOSE, BLIS_NO_CONJUGATE, m_ahead, n_behind, buff_1, A20, rs_A, cs_A, a21, rs_A, buff_1, t01, rs_T ); /*------------------------------------------------------------*/ } // FLA_Obj_free( &v ); // FLA_Obj_free( &y ); // FLA_Obj_free( &z ); FLA_free( buff_v ); FLA_free( buff_y ); FLA_free( buff_z ); return FLA_SUCCESS; }
FLA_Error FLA_Bidiag_UT_u_step_ofd_var2 | ( | int | m_A, |
int | n_A, | ||
int | m_TS, | ||
double * | buff_A, | ||
int | rs_A, | ||
int | cs_A, | ||
double * | buff_T, | ||
int | rs_T, | ||
int | cs_T, | ||
double * | buff_S, | ||
int | rs_S, | ||
int | cs_S | ||
) |
References bli_daxpyv(), bli_dcopyv(), bli_ddot(), bli_dgemv(), bli_dinvscalv(), FLA_free(), FLA_Fused_Gerc2_opd_var1(), FLA_Househ2_UT_l_opd(), FLA_Househ2_UT_r_opd(), FLA_malloc(), FLA_MINUS_ONE, FLA_ONE, and FLA_ZERO.
Referenced by FLA_Bidiag_UT_u_step_ofu_var2().
{ double* buff_1 = FLA_DOUBLE_PTR( FLA_ONE ); double* buff_0 = FLA_DOUBLE_PTR( FLA_ZERO ); double* buff_m1 = FLA_DOUBLE_PTR( FLA_MINUS_ONE ); double beta; int i; // b_alg = FLA_Obj_length( T ); int b_alg = m_TS; // FLA_Obj_create( datatype_A, n_A, 1, 0, 0, &v ); // FLA_Obj_create( datatype_A, n_A, 1, 0, 0, &y ); // FLA_Obj_create( datatype_A, m_A, 1, 0, 0, &z ); double* buff_v = ( double* ) FLA_malloc( n_A * sizeof( *buff_A ) ); double* buff_y = ( double* ) FLA_malloc( n_A * sizeof( *buff_A ) ); double* buff_z = ( double* ) FLA_malloc( m_A * sizeof( *buff_A ) ); int inc_v = 1; int inc_y = 1; int inc_z = 1; for ( i = 0; i < b_alg; ++i ) { double* a10t = buff_A + (0 )*cs_A + (i )*rs_A; double* A20 = buff_A + (0 )*cs_A + (i+1)*rs_A; double* alpha11 = buff_A + (i )*cs_A + (i )*rs_A; double* a21 = buff_A + (i )*cs_A + (i+1)*rs_A; double* A02 = buff_A + (i+1)*cs_A + (0 )*rs_A; double* a12t = buff_A + (i+1)*cs_A + (i )*rs_A; double* A22 = buff_A + (i+1)*cs_A + (i+1)*rs_A; double* t01 = buff_T + (i )*cs_T + (0 )*rs_T; double* tau11 = buff_T + (i )*cs_T + (i )*rs_T; double* s01 = buff_S + (i )*cs_S + (0 )*rs_S; double* sigma11 = buff_S + (i )*cs_S + (i )*rs_S; double* v21 = buff_v + (i+1)*inc_v; double* y21 = buff_y + (i+1)*inc_y; double* z21 = buff_z + (i+1)*inc_z; double* a12t_l = a12t + (0 )*cs_A + (0 )*rs_A; double* a12t_r = a12t + (1 )*cs_A + (0 )*rs_A; double* v21_t = v21 + (0 )*inc_v; double* v21_b = v21 + (1 )*inc_v; int m_ahead = m_A - i - 1; int n_ahead = n_A - i - 1; int m_behind = i; int n_behind = i; /*------------------------------------------------------------*/ // FLA_Househ2_UT( FLA_LEFT, // alpha11, // a21, tau11 ); FLA_Househ2_UT_l_opd( m_ahead, alpha11, a21, rs_A, tau11 ); if ( n_ahead > 0 ) { // FLA_Copyt( FLA_TRANSPOSE, a12t, y21 ); // FLA_Gemvc( FLA_TRANSPOSE, FLA_CONJUGATE, FLA_ONE, A22, a21, FLA_ONE, y21 ); bli_dcopyv( BLIS_NO_CONJUGATE, n_ahead, a12t, cs_A, y21, inc_y ); bli_dgemv( BLIS_TRANSPOSE, BLIS_CONJUGATE, m_ahead, n_ahead, buff_1, A22, rs_A, cs_A, a21, rs_A, buff_1, y21, inc_y ); // FLA_Inv_scalc( FLA_NO_CONJUGATE, tau11, y21 ); bli_dinvscalv( BLIS_NO_CONJUGATE, n_ahead, tau11, y21, inc_y ); // FLA_Axpyt( FLA_TRANSPOSE, FLA_MINUS_ONE, y21, a12t ); bli_daxpyv( BLIS_NO_CONJUGATE, n_ahead, buff_m1, y21, inc_y, a12t, cs_A ); // FLA_Househ2_UT( FLA_RIGHT, a12t_l, a12t_r, sigma11 ); FLA_Househ2_UT_r_opd( n_ahead - 1, a12t_l, a12t_r, cs_A, sigma11 ); // FLA_Obj_set_to_scalar( FLA_ONE, v21_t ); // FLA_Copyt( FLA_TRANSPOSE, a12t_r, v21_b ); *v21_t = *buff_1; bli_dcopyv( BLIS_NO_CONJUGATE, n_ahead - 1, a12t_r, cs_A, v21_b, inc_y ); // FLA_Dotc( FLA_CONJUGATE, v21, y21, beta ); // FLA_Scal( FLA_MINUS_ONE, beta ); bli_ddot( BLIS_CONJUGATE, n_ahead, v21, inc_v, y21, inc_y, &beta ); bli_dneg1( &beta ); // FLA_Copy( a21, z21 ); // FLA_Gemvc( FLA_NO_TRANSPOSE, FLA_CONJUGATE, FLA_ONE, A22, v21, beta, z21 ); // FLA_Inv_scalc( FLA_NO_CONJUGATE, sigma11, z21 ); bli_dcopyv( BLIS_NO_CONJUGATE, m_ahead, a21, rs_A, z21, inc_z ); bli_dgemv( BLIS_NO_TRANSPOSE, BLIS_CONJUGATE, m_ahead, n_ahead, buff_1, A22, rs_A, cs_A, v21, inc_v, &beta, z21, inc_z ); bli_dinvscalv( BLIS_NO_CONJUGATE, m_ahead, sigma11, z21, inc_z ); // FLA_Ger( FLA_MINUS_ONE, a21, y21, A22 ); // FLA_Ger( FLA_MINUS_ONE, z21, v21, A22 ); FLA_Fused_Gerc2_opd_var1( m_ahead, n_ahead, buff_m1, a21, rs_A, y21, inc_y, z21, inc_z, v21, inc_v, A22, rs_A, cs_A ); // FLA_Gemvc( FLA_NO_TRANSPOSE, FLA_CONJUGATE, FLA_ONE, A02, v21, FLA_ZERO, s01 ); bli_dgemv( BLIS_NO_TRANSPOSE, BLIS_CONJUGATE, m_behind, n_ahead, buff_1, A02, rs_A, cs_A, v21, inc_v, buff_0, s01, rs_S ); } // FLA_Copyt_external( FLA_CONJ_TRANSPOSE, a10t, t01 ); // FLA_Gemv( FLA_CONJ_TRANSPOSE, FLA_ONE, A20, a21, FLA_ONE, t01 ); bli_dcopyv( BLIS_CONJUGATE, n_behind, a10t, cs_A, t01, rs_T ); bli_dgemv( BLIS_CONJ_TRANSPOSE, BLIS_NO_CONJUGATE, m_ahead, n_behind, buff_1, A20, rs_A, cs_A, a21, rs_A, buff_1, t01, rs_T ); /*------------------------------------------------------------*/ } // FLA_Obj_free( &v ); // FLA_Obj_free( &y ); // FLA_Obj_free( &z ); FLA_free( buff_v ); FLA_free( buff_y ); FLA_free( buff_z ); return FLA_SUCCESS; }
FLA_Error FLA_Bidiag_UT_u_step_ofs_var2 | ( | int | m_A, |
int | n_A, | ||
int | m_TS, | ||
float * | buff_A, | ||
int | rs_A, | ||
int | cs_A, | ||
float * | buff_T, | ||
int | rs_T, | ||
int | cs_T, | ||
float * | buff_S, | ||
int | rs_S, | ||
int | cs_S | ||
) |
References bli_saxpyv(), bli_scopyv(), bli_sdot(), bli_sgemv(), bli_sinvscalv(), FLA_free(), FLA_Fused_Gerc2_ops_var1(), FLA_Househ2_UT_l_ops(), FLA_Househ2_UT_r_ops(), FLA_malloc(), FLA_MINUS_ONE, FLA_ONE, and FLA_ZERO.
Referenced by FLA_Bidiag_UT_u_step_ofu_var2().
{ float* buff_1 = FLA_FLOAT_PTR( FLA_ONE ); float* buff_0 = FLA_FLOAT_PTR( FLA_ZERO ); float* buff_m1 = FLA_FLOAT_PTR( FLA_MINUS_ONE ); float beta; int i; // b_alg = FLA_Obj_length( T ); int b_alg = m_TS; // FLA_Obj_create( datatype_A, n_A, 1, 0, 0, &v ); // FLA_Obj_create( datatype_A, n_A, 1, 0, 0, &y ); // FLA_Obj_create( datatype_A, m_A, 1, 0, 0, &z ); float* buff_v = ( float* ) FLA_malloc( n_A * sizeof( *buff_A ) ); float* buff_y = ( float* ) FLA_malloc( n_A * sizeof( *buff_A ) ); float* buff_z = ( float* ) FLA_malloc( m_A * sizeof( *buff_A ) ); int inc_v = 1; int inc_y = 1; int inc_z = 1; for ( i = 0; i < b_alg; ++i ) { float* a10t = buff_A + (0 )*cs_A + (i )*rs_A; float* A20 = buff_A + (0 )*cs_A + (i+1)*rs_A; float* alpha11 = buff_A + (i )*cs_A + (i )*rs_A; float* a21 = buff_A + (i )*cs_A + (i+1)*rs_A; float* A02 = buff_A + (i+1)*cs_A + (0 )*rs_A; float* a12t = buff_A + (i+1)*cs_A + (i )*rs_A; float* A22 = buff_A + (i+1)*cs_A + (i+1)*rs_A; float* t01 = buff_T + (i )*cs_T + (0 )*rs_T; float* tau11 = buff_T + (i )*cs_T + (i )*rs_T; float* s01 = buff_S + (i )*cs_S + (0 )*rs_S; float* sigma11 = buff_S + (i )*cs_S + (i )*rs_S; float* v21 = buff_v + (i+1)*inc_v; float* y21 = buff_y + (i+1)*inc_y; float* z21 = buff_z + (i+1)*inc_z; float* a12t_l = a12t + (0 )*cs_A + (0 )*rs_A; float* a12t_r = a12t + (1 )*cs_A + (0 )*rs_A; float* v21_t = v21 + (0 )*inc_v; float* v21_b = v21 + (1 )*inc_v; int m_ahead = m_A - i - 1; int n_ahead = n_A - i - 1; int m_behind = i; int n_behind = i; /*------------------------------------------------------------*/ // FLA_Househ2_UT( FLA_LEFT, // alpha11, // a21, tau11 ); FLA_Househ2_UT_l_ops( m_ahead, alpha11, a21, rs_A, tau11 ); if ( n_ahead > 0 ) { // FLA_Copyt( FLA_TRANSPOSE, a12t, y21 ); // FLA_Gemvc( FLA_TRANSPOSE, FLA_CONJUGATE, FLA_ONE, A22, a21, FLA_ONE, y21 ); bli_scopyv( BLIS_NO_CONJUGATE, n_ahead, a12t, cs_A, y21, inc_y ); bli_sgemv( BLIS_TRANSPOSE, BLIS_CONJUGATE, m_ahead, n_ahead, buff_1, A22, rs_A, cs_A, a21, rs_A, buff_1, y21, inc_y ); // FLA_Inv_scalc( FLA_NO_CONJUGATE, tau11, y21 ); bli_sinvscalv( BLIS_NO_CONJUGATE, n_ahead, tau11, y21, inc_y ); // FLA_Axpyt( FLA_TRANSPOSE, FLA_MINUS_ONE, y21, a12t ); bli_saxpyv( BLIS_NO_CONJUGATE, n_ahead, buff_m1, y21, inc_y, a12t, cs_A ); // FLA_Househ2_UT( FLA_RIGHT, a12t_l, a12t_r, sigma11 ); FLA_Househ2_UT_r_ops( n_ahead - 1, a12t_l, a12t_r, cs_A, sigma11 ); // FLA_Obj_set_to_scalar( FLA_ONE, v21_t ); // FLA_Copyt( FLA_TRANSPOSE, a12t_r, v21_b ); *v21_t = *buff_1; bli_scopyv( BLIS_NO_CONJUGATE, n_ahead - 1, a12t_r, cs_A, v21_b, inc_y ); // FLA_Dotc( FLA_CONJUGATE, v21, y21, beta ); // FLA_Scal( FLA_MINUS_ONE, beta ); bli_sdot( BLIS_CONJUGATE, n_ahead, v21, inc_v, y21, inc_y, &beta ); bli_sneg1( &beta ); // FLA_Copy( a21, z21 ); // FLA_Gemvc( FLA_NO_TRANSPOSE, FLA_CONJUGATE, FLA_ONE, A22, v21, beta, z21 ); // FLA_Inv_scalc( FLA_NO_CONJUGATE, sigma11, z21 ); bli_scopyv( BLIS_NO_CONJUGATE, m_ahead, a21, rs_A, z21, inc_z ); bli_sgemv( BLIS_NO_TRANSPOSE, BLIS_CONJUGATE, m_ahead, n_ahead, buff_1, A22, rs_A, cs_A, v21, inc_v, &beta, z21, inc_z ); bli_sinvscalv( BLIS_NO_CONJUGATE, m_ahead, sigma11, z21, inc_z ); // FLA_Ger( FLA_MINUS_ONE, a21, y21, A22 ); // FLA_Ger( FLA_MINUS_ONE, z21, v21, A22 ); FLA_Fused_Gerc2_ops_var1( m_ahead, n_ahead, buff_m1, a21, rs_A, y21, inc_y, z21, inc_z, v21, inc_v, A22, rs_A, cs_A ); // FLA_Gemvc( FLA_NO_TRANSPOSE, FLA_CONJUGATE, FLA_ONE, A02, v21, FLA_ZERO, s01 ); bli_sgemv( BLIS_NO_TRANSPOSE, BLIS_CONJUGATE, m_behind, n_ahead, buff_1, A02, rs_A, cs_A, v21, inc_v, buff_0, s01, rs_S ); } // FLA_Copyt_external( FLA_CONJ_TRANSPOSE, a10t, t01 ); // FLA_Gemv( FLA_CONJ_TRANSPOSE, FLA_ONE, A20, a21, FLA_ONE, t01 ); bli_scopyv( BLIS_CONJUGATE, n_behind, a10t, cs_A, t01, rs_T ); bli_sgemv( BLIS_CONJ_TRANSPOSE, BLIS_NO_CONJUGATE, m_ahead, n_behind, buff_1, A20, rs_A, cs_A, a21, rs_A, buff_1, t01, rs_T ); /*------------------------------------------------------------*/ } // FLA_Obj_free( &v ); // FLA_Obj_free( &y ); // FLA_Obj_free( &z ); FLA_free( buff_v ); FLA_free( buff_y ); FLA_free( buff_z ); return FLA_SUCCESS; }
References FLA_Bidiag_UT_u_step_ofc_var2(), FLA_Bidiag_UT_u_step_ofd_var2(), FLA_Bidiag_UT_u_step_ofs_var2(), FLA_Bidiag_UT_u_step_ofz_var2(), FLA_Obj_col_stride(), FLA_Obj_datatype(), FLA_Obj_length(), FLA_Obj_row_stride(), and FLA_Obj_width().
Referenced by FLA_Bidiag_UT_u_ofu_var2().
{ FLA_Datatype datatype; int m_A, n_A, m_TS; int rs_A, cs_A; int rs_T, cs_T; int rs_S, cs_S; datatype = FLA_Obj_datatype( A ); m_A = FLA_Obj_length( A ); n_A = FLA_Obj_width( A ); m_TS = FLA_Obj_length( T ); rs_A = FLA_Obj_row_stride( A ); cs_A = FLA_Obj_col_stride( A ); rs_T = FLA_Obj_row_stride( T ); cs_T = FLA_Obj_col_stride( T ); rs_S = FLA_Obj_row_stride( S ); cs_S = FLA_Obj_col_stride( S ); switch ( datatype ) { case FLA_FLOAT: { float* buff_A = FLA_FLOAT_PTR( A ); float* buff_T = FLA_FLOAT_PTR( T ); float* buff_S = FLA_FLOAT_PTR( S ); FLA_Bidiag_UT_u_step_ofs_var2( m_A, n_A, m_TS, buff_A, rs_A, cs_A, buff_T, rs_T, cs_T, buff_S, rs_S, cs_S ); break; } case FLA_DOUBLE: { double* buff_A = FLA_DOUBLE_PTR( A ); double* buff_T = FLA_DOUBLE_PTR( T ); double* buff_S = FLA_DOUBLE_PTR( S ); FLA_Bidiag_UT_u_step_ofd_var2( m_A, n_A, m_TS, buff_A, rs_A, cs_A, buff_T, rs_T, cs_T, buff_S, rs_S, cs_S ); break; } case FLA_COMPLEX: { scomplex* buff_A = FLA_COMPLEX_PTR( A ); scomplex* buff_T = FLA_COMPLEX_PTR( T ); scomplex* buff_S = FLA_COMPLEX_PTR( S ); FLA_Bidiag_UT_u_step_ofc_var2( m_A, n_A, m_TS, buff_A, rs_A, cs_A, buff_T, rs_T, cs_T, buff_S, rs_S, cs_S ); break; } case FLA_DOUBLE_COMPLEX: { dcomplex* buff_A = FLA_DOUBLE_COMPLEX_PTR( A ); dcomplex* buff_T = FLA_DOUBLE_COMPLEX_PTR( T ); dcomplex* buff_S = FLA_DOUBLE_COMPLEX_PTR( S ); FLA_Bidiag_UT_u_step_ofz_var2( m_A, n_A, m_TS, buff_A, rs_A, cs_A, buff_T, rs_T, cs_T, buff_S, rs_S, cs_S ); break; } } return FLA_SUCCESS; }
FLA_Error FLA_Bidiag_UT_u_step_ofz_var2 | ( | int | m_A, |
int | n_A, | ||
int | m_TS, | ||
dcomplex * | buff_A, | ||
int | rs_A, | ||
int | cs_A, | ||
dcomplex * | buff_T, | ||
int | rs_T, | ||
int | cs_T, | ||
dcomplex * | buff_S, | ||
int | rs_S, | ||
int | cs_S | ||
) |
References bli_zaxpyv(), bli_zcopyv(), bli_zdot(), bli_zgemv(), bli_zinvscalv(), FLA_free(), FLA_Fused_Gerc2_opz_var1(), FLA_Househ2_UT_l_opz(), FLA_Househ2_UT_r_opz(), FLA_malloc(), FLA_MINUS_ONE, FLA_ONE, and FLA_ZERO.
Referenced by FLA_Bidiag_UT_u_step_ofu_var2().
{ dcomplex* buff_1 = FLA_DOUBLE_COMPLEX_PTR( FLA_ONE ); dcomplex* buff_0 = FLA_DOUBLE_COMPLEX_PTR( FLA_ZERO ); dcomplex* buff_m1 = FLA_DOUBLE_COMPLEX_PTR( FLA_MINUS_ONE ); dcomplex beta; int i; // b_alg = FLA_Obj_length( T ); int b_alg = m_TS; // FLA_Obj_create( datatype_A, n_A, 1, 0, 0, &v ); // FLA_Obj_create( datatype_A, n_A, 1, 0, 0, &y ); // FLA_Obj_create( datatype_A, m_A, 1, 0, 0, &z ); dcomplex* buff_v = ( dcomplex* ) FLA_malloc( n_A * sizeof( *buff_A ) ); dcomplex* buff_y = ( dcomplex* ) FLA_malloc( n_A * sizeof( *buff_A ) ); dcomplex* buff_z = ( dcomplex* ) FLA_malloc( m_A * sizeof( *buff_A ) ); int inc_v = 1; int inc_y = 1; int inc_z = 1; for ( i = 0; i < b_alg; ++i ) { dcomplex* a10t = buff_A + (0 )*cs_A + (i )*rs_A; dcomplex* A20 = buff_A + (0 )*cs_A + (i+1)*rs_A; dcomplex* alpha11 = buff_A + (i )*cs_A + (i )*rs_A; dcomplex* a21 = buff_A + (i )*cs_A + (i+1)*rs_A; dcomplex* A02 = buff_A + (i+1)*cs_A + (0 )*rs_A; dcomplex* a12t = buff_A + (i+1)*cs_A + (i )*rs_A; dcomplex* A22 = buff_A + (i+1)*cs_A + (i+1)*rs_A; dcomplex* t01 = buff_T + (i )*cs_T + (0 )*rs_T; dcomplex* tau11 = buff_T + (i )*cs_T + (i )*rs_T; dcomplex* s01 = buff_S + (i )*cs_S + (0 )*rs_S; dcomplex* sigma11 = buff_S + (i )*cs_S + (i )*rs_S; dcomplex* v21 = buff_v + (i+1)*inc_v; dcomplex* y21 = buff_y + (i+1)*inc_y; dcomplex* z21 = buff_z + (i+1)*inc_z; dcomplex* a12t_l = a12t + (0 )*cs_A + (0 )*rs_A; dcomplex* a12t_r = a12t + (1 )*cs_A + (0 )*rs_A; dcomplex* v21_t = v21 + (0 )*inc_v; dcomplex* v21_b = v21 + (1 )*inc_v; int m_ahead = m_A - i - 1; int n_ahead = n_A - i - 1; int m_behind = i; int n_behind = i; /*------------------------------------------------------------*/ // FLA_Househ2_UT( FLA_LEFT, // alpha11, // a21, tau11 ); FLA_Househ2_UT_l_opz( m_ahead, alpha11, a21, rs_A, tau11 ); if ( n_ahead > 0 ) { // FLA_Copyt( FLA_CONJ_TRANSPOSE, a12t, y21 ); // FLA_Gemvc( FLA_CONJ_TRANSPOSE, FLA_NO_CONJUGATE, FLA_ONE, A22, a21, FLA_ONE, y21 ); bli_zcopyv( BLIS_CONJUGATE, n_ahead, a12t, cs_A, y21, inc_y ); bli_zgemv( BLIS_CONJ_TRANSPOSE, BLIS_NO_CONJUGATE, m_ahead, n_ahead, buff_1, A22, rs_A, cs_A, a21, rs_A, buff_1, y21, inc_y ); // FLA_Inv_scalc( FLA_NO_CONJUGATE, tau11, y21 ); bli_zinvscalv( BLIS_NO_CONJUGATE, n_ahead, tau11, y21, inc_y ); // FLA_Axpyt( FLA_CONJ_TRANSPOSE, FLA_MINUS_ONE, y21, a12t ); bli_zaxpyv( BLIS_CONJUGATE, n_ahead, buff_m1, y21, inc_y, a12t, cs_A ); // FLA_Househ2_UT( FLA_RIGHT, a12t_l, a12t_r, sigma11 ); FLA_Househ2_UT_r_opz( n_ahead - 1, a12t_l, a12t_r, cs_A, sigma11 ); // FLA_Obj_set_to_scalar( FLA_ONE, v21_t ); // FLA_Copyt( FLA_TRANSPOSE, a12t_r, v21_b ); *v21_t = *buff_1; bli_zcopyv( BLIS_NO_CONJUGATE, n_ahead - 1, a12t_r, cs_A, v21_b, inc_y ); // FLA_Dotc( FLA_CONJUGATE, y21, v21, beta ); // FLA_Scal( FLA_MINUS_ONE, beta ); bli_zdot( BLIS_CONJUGATE, n_ahead, y21, inc_y, v21, inc_v, &beta ); bli_zneg1( &beta ); // FLA_Copy( a21, z21 ); // FLA_Gemvc( FLA_NO_TRANSPOSE, FLA_NO_CONJUGATE, FLA_ONE, A22, v21, beta, z21 ); // FLA_Inv_scalc( FLA_NO_CONJUGATE, sigma11, z21 ); bli_zcopyv( BLIS_NO_CONJUGATE, m_ahead, a21, rs_A, z21, inc_z ); bli_zgemv( BLIS_NO_TRANSPOSE, BLIS_NO_CONJUGATE, m_ahead, n_ahead, buff_1, A22, rs_A, cs_A, v21, inc_v, &beta, z21, inc_z ); bli_zinvscalv( BLIS_NO_CONJUGATE, m_ahead, sigma11, z21, inc_z ); // FLA_Gerc( FLA_NO_CONJUGATE, FLA_CONJUGATE, FLA_MINUS_ONE, a21, y21, A22 ); // FLA_Gerc( FLA_NO_CONJUGATE, FLA_CONJUGATE, FLA_MINUS_ONE, z21, v21, A22 ); FLA_Fused_Gerc2_opz_var1( m_ahead, n_ahead, buff_m1, a21, rs_A, y21, inc_y, z21, inc_z, v21, inc_v, A22, rs_A, cs_A ); // FLA_Gemv( FLA_CONJ_NO_TRANSPOSE, FLA_ONE, A02, v21, FLA_ZERO, s01 ); bli_zgemv( BLIS_CONJ_NO_TRANSPOSE, BLIS_NO_CONJUGATE, m_behind, n_ahead, buff_1, A02, rs_A, cs_A, v21, inc_v, buff_0, s01, rs_S ); } // FLA_Copyt_external( FLA_CONJ_TRANSPOSE, a10t, t01 ); // FLA_Gemv( FLA_CONJ_TRANSPOSE, FLA_ONE, A20, a21, FLA_ONE, t01 ); bli_zcopyv( BLIS_CONJUGATE, n_behind, a10t, cs_A, t01, rs_T ); bli_zgemv( BLIS_CONJ_TRANSPOSE, BLIS_NO_CONJUGATE, m_ahead, n_behind, buff_1, A20, rs_A, cs_A, a21, rs_A, buff_1, t01, rs_T ); /*------------------------------------------------------------*/ } // FLA_Obj_free( &v ); // FLA_Obj_free( &y ); // FLA_Obj_free( &z ); FLA_free( buff_v ); FLA_free( buff_y ); FLA_free( buff_z ); return FLA_SUCCESS; }