libflame revision_anchor
|
Functions | |
FLA_Error | FLA_Tridiag_UT_l_ofu_var2 (FLA_Obj A, FLA_Obj T) |
FLA_Error | FLA_Tridiag_UT_l_step_ofu_var2 (FLA_Obj A, FLA_Obj T) |
FLA_Error | FLA_Tridiag_UT_l_step_ofs_var2 (int m_A, int m_T, float *buff_A, int rs_A, int cs_A, float *buff_T, int rs_T, int cs_T) |
FLA_Error | FLA_Tridiag_UT_l_step_ofd_var2 (int m_A, int m_T, double *buff_A, int rs_A, int cs_A, double *buff_T, int rs_T, int cs_T) |
FLA_Error | FLA_Tridiag_UT_l_step_ofc_var2 (int m_A, int m_T, scomplex *buff_A, int rs_A, int cs_A, scomplex *buff_T, int rs_T, int cs_T) |
FLA_Error | FLA_Tridiag_UT_l_step_ofz_var2 (int m_A, int m_T, dcomplex *buff_A, int rs_A, int cs_A, dcomplex *buff_T, int rs_T, int cs_T) |
References FLA_Tridiag_UT_l_step_ofu_var2().
{ return FLA_Tridiag_UT_l_step_ofu_var2( A, T ); }
FLA_Error FLA_Tridiag_UT_l_step_ofc_var2 | ( | int | m_A, |
int | m_T, | ||
scomplex * | buff_A, | ||
int | rs_A, | ||
int | cs_A, | ||
scomplex * | buff_T, | ||
int | rs_T, | ||
int | cs_T | ||
) |
References bli_caxpyv(), bli_ccopyv(), bli_cdot(), bli_cgemv(), bli_chemv(), bli_cher2(), bli_cscalv(), FLA_free(), FLA_Fused_Her2_Ax_opc_var1(), FLA_Househ2_UT_l_opc(), FLA_malloc(), FLA_MINUS_ONE, FLA_ONE, FLA_TWO, and FLA_ZERO.
Referenced by FLA_Tridiag_UT_l_step_ofu_var2().
{ scomplex* buff_2 = FLA_COMPLEX_PTR( FLA_TWO ); 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 first_elem; scomplex beta; scomplex inv_tau11; scomplex minus_inv_tau11; scomplex minus_upsilon11, minus_conj_upsilon11; scomplex minus_zeta11, minus_conj_zeta11; int i; // b_alg = FLA_Obj_length( T ); int b_alg = m_T; // FLA_Obj_create( datatype_A, m_A, 1, 0, 0, &u ); // FLA_Obj_create( datatype_A, m_A, 1, 0, 0, &z ); // FLA_Obj_create( datatype_A, m_A, 1, 0, 0, &w ); scomplex* buff_u = ( scomplex* ) FLA_malloc( m_A * sizeof( *buff_A ) ); scomplex* buff_z = ( scomplex* ) FLA_malloc( m_A * sizeof( *buff_A ) ); scomplex* buff_w = ( scomplex* ) FLA_malloc( m_A * sizeof( *buff_A ) ); int inc_u = 1; int inc_z = 1; int inc_w = 1; // Initialize some variables (only to prevent compiler warnings). first_elem = *buff_0; minus_inv_tau11 = *buff_0; for ( i = 0; i < b_alg; ++i ) { 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* 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* upsilon11= buff_u + (i )*inc_u; scomplex* u21 = buff_u + (i+1)*inc_u; scomplex* zeta11 = buff_z + (i )*inc_z; scomplex* z21 = buff_z + (i+1)*inc_z; scomplex* w21 = buff_w + (i+1)*inc_w; scomplex* a21_t = a21 + (0 )*cs_A + (0 )*rs_A; scomplex* a21_b = a21 + (0 )*cs_A + (1 )*rs_A; int m_ahead = m_A - i - 1; int m_behind = i; int n_behind = i; /*------------------------------------------------------------*/ if ( m_behind > 0 ) { // FLA_Copy( upsilon11, minus_upsilon11 ); // FLA_Scal( FLA_MINUS_ONE, minus_upsilon11 ); // FLA_Copy( minus_upsilon11, minus_conj_upsilon11 ); bli_cmult3( buff_m1, upsilon11, &minus_upsilon11 ); bli_ccopyconj( &minus_upsilon11, &minus_conj_upsilon11 ); // FLA_Copy( zeta11, minus_zeta11 ); // FLA_Scal( FLA_MINUS_ONE, minus_zeta11 ); // FLA_Copy( minus_zeta11, minus_conj_zeta11 ); bli_cmult3( buff_m1, zeta11, &minus_zeta11 ); bli_ccopyconj( &minus_zeta11, &minus_conj_zeta11 ); // FLA_Axpyt( FLA_CONJ_NO_TRANSPOSE, minus_upsilon11, zeta11, alpha11 ); // FLA_Axpyt( FLA_CONJ_NO_TRANSPOSE, minus_zeta11, upsilon11, alpha11 ); bli_caxpyv( BLIS_CONJUGATE, 1, &minus_upsilon11, zeta11, 1, alpha11, 1 ); bli_caxpyv( BLIS_CONJUGATE, 1, &minus_zeta11, upsilon11, 1, alpha11, 1 ); // FLA_Axpyt( FLA_NO_TRANSPOSE, minus_conj_zeta11, u21, a21 ); // FLA_Axpyt( FLA_NO_TRANSPOSE, minus_conj_upsilon11, z21, a21 ); bli_caxpyv( BLIS_NO_CONJUGATE, m_ahead, &minus_conj_zeta11, u21, inc_u, a21, rs_A ); bli_caxpyv( BLIS_NO_CONJUGATE, m_ahead, &minus_conj_upsilon11, z21, inc_z, a21, rs_A ); } if ( m_ahead > 0 ) { // FLA_Househ2_UT( FLA_LEFT, // a21_t, // a21_b, tau11 ); FLA_Househ2_UT_l_opc( m_ahead - 1, a21_t, a21_b, rs_A, tau11 ); // FLA_Obj_set_to_scalar( FLA_ONE, inv_tau11 ); // FLA_Inv_scalc( FLA_NO_CONJUGATE, tau11, inv_tau11 ); // FLA_Copy( inv_tau11, minus_inv_tau11 ); // FLA_Scal( FLA_MINUS_ONE, minus_inv_tau11 ); bli_cdiv3( buff_1, tau11, &inv_tau11 ); bli_cneg2( &inv_tau11, &minus_inv_tau11 ); // FLA_Copy( a21_t, first_elem ); // FLA_Obj_set_to_scalar( FLA_ONE, a21_t ); first_elem = *a21_t; *a21_t = *buff_1; } if ( m_behind > 0 && m_ahead > 0 ) { // FLA_Her2( FLA_LOWER_TRIANGULAR, FLA_MINUS_ONE, u21, z21, A22 ); // FLA_Hemv( FLA_LOWER_TRIANGULAR, FLA_ONE, A22, a21, FLA_ZERO, w21 ); FLA_Fused_Her2_Ax_opc_var1( m_ahead, buff_m1, u21, inc_u, z21, inc_z, A22, rs_A, cs_A, a21, rs_A, w21, inc_w ); } else if ( m_ahead > 0 ) { // FLA_Hemv( FLA_LOWER_TRIANGULAR, FLA_ONE, A22, a21, FLA_ZERO, w21 ); bli_chemv( BLIS_LOWER_TRIANGULAR, BLIS_NO_CONJUGATE, m_ahead, buff_1, A22, rs_A, cs_A, a21, rs_A, buff_0, w21, inc_w ); } if ( m_ahead > 0 ) { // FLA_Copy( a21, u21 ); // FLA_Copy( w21, z21 ); bli_ccopyv( BLIS_NO_CONJUGATE, m_ahead, a21, rs_A, u21, inc_u ); bli_ccopyv( BLIS_NO_CONJUGATE, m_ahead, w21, inc_w, z21, inc_z ); // FLA_Dotc( FLA_CONJUGATE, a21, z21, beta ); // FLA_Inv_scal( FLA_TWO, beta ); bli_cdot( BLIS_CONJUGATE, m_ahead, a21, rs_A, z21, inc_z, &beta ); bli_cinvscals( buff_2, &beta ); // FLA_Scal( minus_inv_tau11, beta ); // FLA_Axpy( beta, a21, z21 ); // FLA_Scal( inv_tau11, z21 ); bli_cscals( &minus_inv_tau11, &beta ); bli_caxpyv( BLIS_NO_CONJUGATE, m_ahead, &beta, a21, rs_A, z21, inc_z ); bli_cscalv( BLIS_NO_CONJUGATE, m_ahead, &inv_tau11, z21, inc_z ); // FLA_Gemv( FLA_CONJ_TRANSPOSE, FLA_ONE, A20, a21, FLA_ZERO, t01 ); bli_cgemv( BLIS_CONJ_TRANSPOSE, BLIS_NO_CONJUGATE, m_ahead, n_behind, buff_1, A20, rs_A, cs_A, a21, rs_A, buff_0, t01, rs_T ); // FLA_Copy( first_elem, a21_t ); *a21_t = first_elem; } if ( m_behind + 1 == b_alg && m_ahead > 0 ) { // FLA_Her2( FLA_LOWER_TRIANGULAR, FLA_MINUS_ONE, u21, z21, A22 ); bli_cher2( BLIS_LOWER_TRIANGULAR, BLIS_NO_TRANSPOSE, m_ahead, buff_m1, u21, inc_u, z21, inc_z, A22, rs_A, cs_A ); } /*------------------------------------------------------------*/ } // FLA_Obj_free( &u ); // FLA_Obj_free( &z ); // FLA_Obj_free( &w ); FLA_free( buff_u ); FLA_free( buff_z ); FLA_free( buff_w ); return FLA_SUCCESS; }
FLA_Error FLA_Tridiag_UT_l_step_ofd_var2 | ( | int | m_A, |
int | m_T, | ||
double * | buff_A, | ||
int | rs_A, | ||
int | cs_A, | ||
double * | buff_T, | ||
int | rs_T, | ||
int | cs_T | ||
) |
References bli_daxpyv(), bli_dcopyv(), bli_ddot(), bli_dgemv(), bli_dscalv(), bli_dsymv(), bli_dsyr2(), FLA_free(), FLA_Fused_Her2_Ax_opd_var1(), FLA_Househ2_UT_l_opd(), FLA_malloc(), FLA_MINUS_ONE, FLA_ONE, FLA_TWO, and FLA_ZERO.
Referenced by FLA_Tridiag_UT_l_step_ofu_var2().
{ double* buff_2 = FLA_DOUBLE_PTR( FLA_TWO ); 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 first_elem; double beta; double inv_tau11; double minus_inv_tau11; double minus_upsilon11, minus_conj_upsilon11; double minus_zeta11, minus_conj_zeta11; int i; // b_alg = FLA_Obj_length( T ); int b_alg = m_T; // FLA_Obj_create( datatype_A, m_A, 1, 0, 0, &u ); // FLA_Obj_create( datatype_A, m_A, 1, 0, 0, &z ); // FLA_Obj_create( datatype_A, m_A, 1, 0, 0, &w ); double* buff_u = ( double* ) FLA_malloc( m_A * sizeof( *buff_A ) ); double* buff_z = ( double* ) FLA_malloc( m_A * sizeof( *buff_A ) ); double* buff_w = ( double* ) FLA_malloc( m_A * sizeof( *buff_A ) ); int inc_u = 1; int inc_z = 1; int inc_w = 1; // Initialize some variables (only to prevent compiler warnings). first_elem = *buff_0; minus_inv_tau11 = *buff_0; for ( i = 0; i < b_alg; ++i ) { 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* 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* upsilon11= buff_u + (i )*inc_u; double* u21 = buff_u + (i+1)*inc_u; double* zeta11 = buff_z + (i )*inc_z; double* z21 = buff_z + (i+1)*inc_z; double* w21 = buff_w + (i+1)*inc_w; double* a21_t = a21 + (0 )*cs_A + (0 )*rs_A; double* a21_b = a21 + (0 )*cs_A + (1 )*rs_A; int m_ahead = m_A - i - 1; int m_behind = i; int n_behind = i; /*------------------------------------------------------------*/ if ( m_behind > 0 ) { // FLA_Copy( upsilon11, minus_upsilon11 ); // FLA_Scal( FLA_MINUS_ONE, minus_upsilon11 ); // FLA_Copy( minus_upsilon11, minus_conj_upsilon11 ); bli_dmult3( buff_m1, upsilon11, &minus_upsilon11 ); bli_dcopyconj( &minus_upsilon11, &minus_conj_upsilon11 ); // FLA_Copy( zeta11, minus_zeta11 ); // FLA_Scal( FLA_MINUS_ONE, minus_zeta11 ); // FLA_Copy( minus_zeta11, minus_conj_zeta11 ); bli_dmult3( buff_m1, zeta11, &minus_zeta11 ); bli_dcopyconj( &minus_zeta11, &minus_conj_zeta11 ); // FLA_Axpyt( FLA_CONJ_NO_TRANSPOSE, minus_upsilon11, zeta11, alpha11 ); // FLA_Axpyt( FLA_CONJ_NO_TRANSPOSE, minus_zeta11, upsilon11, alpha11 ); bli_daxpyv( BLIS_CONJUGATE, 1, &minus_upsilon11, zeta11, 1, alpha11, 1 ); bli_daxpyv( BLIS_CONJUGATE, 1, &minus_zeta11, upsilon11, 1, alpha11, 1 ); // FLA_Axpyt( FLA_NO_TRANSPOSE, minus_conj_zeta11, u21, a21 ); // FLA_Axpyt( FLA_NO_TRANSPOSE, minus_conj_upsilon11, z21, a21 ); bli_daxpyv( BLIS_NO_CONJUGATE, m_ahead, &minus_conj_zeta11, u21, inc_u, a21, rs_A ); bli_daxpyv( BLIS_NO_CONJUGATE, m_ahead, &minus_conj_upsilon11, z21, inc_z, a21, rs_A ); } if ( m_ahead > 0 ) { // FLA_Househ2_UT( FLA_LEFT, // a21_t, // a21_b, tau11 ); FLA_Househ2_UT_l_opd( m_ahead - 1, a21_t, a21_b, rs_A, tau11 ); // FLA_Obj_set_to_scalar( FLA_ONE, inv_tau11 ); // FLA_Inv_scalc( FLA_NO_CONJUGATE, tau11, inv_tau11 ); // FLA_Copy( inv_tau11, minus_inv_tau11 ); // FLA_Scal( FLA_MINUS_ONE, minus_inv_tau11 ); bli_ddiv3( buff_1, tau11, &inv_tau11 ); bli_dneg2( &inv_tau11, &minus_inv_tau11 ); // FLA_Copy( a21_t, first_elem ); // FLA_Obj_set_to_scalar( FLA_ONE, a21_t ); first_elem = *a21_t; *a21_t = *buff_1; } if ( m_behind > 0 && m_ahead > 0 ) { // FLA_Her2( FLA_LOWER_TRIANGULAR, FLA_MINUS_ONE, u21, z21, A22 ); // FLA_Hemv( FLA_LOWER_TRIANGULAR, FLA_ONE, A22, a21, FLA_ZERO, w21 ); FLA_Fused_Her2_Ax_opd_var1( m_ahead, buff_m1, u21, inc_u, z21, inc_z, A22, rs_A, cs_A, a21, rs_A, w21, inc_w ); } else if ( m_ahead > 0 ) { // FLA_Hemv( FLA_LOWER_TRIANGULAR, FLA_ONE, A22, a21, FLA_ZERO, w21 ); bli_dsymv( BLIS_LOWER_TRIANGULAR, m_ahead, buff_1, A22, rs_A, cs_A, a21, rs_A, buff_0, w21, inc_w ); } if ( m_ahead > 0 ) { // FLA_Copy( a21, u21 ); // FLA_Copy( w21, z21 ); bli_dcopyv( BLIS_NO_CONJUGATE, m_ahead, a21, rs_A, u21, inc_u ); bli_dcopyv( BLIS_NO_CONJUGATE, m_ahead, w21, inc_w, z21, inc_z ); // FLA_Dotc( FLA_CONJUGATE, a21, z21, beta ); // FLA_Inv_scal( FLA_TWO, beta ); bli_ddot( BLIS_CONJUGATE, m_ahead, a21, rs_A, z21, inc_z, &beta ); bli_dinvscals( buff_2, &beta ); // FLA_Scal( minus_inv_tau11, beta ); // FLA_Axpy( beta, a21, z21 ); // FLA_Scal( inv_tau11, z21 ); bli_dscals( &minus_inv_tau11, &beta ); bli_daxpyv( BLIS_NO_CONJUGATE, m_ahead, &beta, a21, rs_A, z21, inc_z ); bli_dscalv( BLIS_NO_CONJUGATE, m_ahead, &inv_tau11, z21, inc_z ); // FLA_Gemv( FLA_CONJ_TRANSPOSE, FLA_ONE, A20, a21, FLA_ZERO, t01 ); bli_dgemv( BLIS_CONJ_TRANSPOSE, BLIS_NO_CONJUGATE, m_ahead, n_behind, buff_1, A20, rs_A, cs_A, a21, rs_A, buff_0, t01, rs_T ); // FLA_Copy( first_elem, a21_t ); *a21_t = first_elem; } if ( m_behind + 1 == b_alg && m_ahead > 0 ) { // FLA_Her2( FLA_LOWER_TRIANGULAR, FLA_MINUS_ONE, u21, z21, A22 ); bli_dsyr2( BLIS_LOWER_TRIANGULAR, m_ahead, buff_m1, u21, inc_u, z21, inc_z, A22, rs_A, cs_A ); } /*------------------------------------------------------------*/ } // FLA_Obj_free( &u ); // FLA_Obj_free( &z ); // FLA_Obj_free( &w ); FLA_free( buff_u ); FLA_free( buff_z ); FLA_free( buff_w ); return FLA_SUCCESS; }
FLA_Error FLA_Tridiag_UT_l_step_ofs_var2 | ( | int | m_A, |
int | m_T, | ||
float * | buff_A, | ||
int | rs_A, | ||
int | cs_A, | ||
float * | buff_T, | ||
int | rs_T, | ||
int | cs_T | ||
) |
References bli_saxpyv(), bli_scopyv(), bli_sdot(), bli_sgemv(), bli_sscalv(), bli_ssymv(), bli_ssyr2(), FLA_free(), FLA_Fused_Her2_Ax_ops_var1(), FLA_Househ2_UT_l_ops(), FLA_malloc(), FLA_MINUS_ONE, FLA_ONE, FLA_TWO, and FLA_ZERO.
Referenced by FLA_Tridiag_UT_l_step_ofu_var2().
{ float* buff_2 = FLA_FLOAT_PTR( FLA_TWO ); 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 first_elem; float beta; float inv_tau11; float minus_inv_tau11; float minus_upsilon11, minus_conj_upsilon11; float minus_zeta11, minus_conj_zeta11; int i; // b_alg = FLA_Obj_length( T ); int b_alg = m_T; // FLA_Obj_create( datatype_A, m_A, 1, 0, 0, &u ); // FLA_Obj_create( datatype_A, m_A, 1, 0, 0, &z ); // FLA_Obj_create( datatype_A, m_A, 1, 0, 0, &w ); float* buff_u = ( float* ) FLA_malloc( m_A * sizeof( *buff_A ) ); float* buff_z = ( float* ) FLA_malloc( m_A * sizeof( *buff_A ) ); float* buff_w = ( float* ) FLA_malloc( m_A * sizeof( *buff_A ) ); int inc_u = 1; int inc_z = 1; int inc_w = 1; // Initialize some variables (only to prevent compiler warnings). first_elem = *buff_0; minus_inv_tau11 = *buff_0; for ( i = 0; i < b_alg; ++i ) { 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* 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* upsilon11= buff_u + (i )*inc_u; float* u21 = buff_u + (i+1)*inc_u; float* zeta11 = buff_z + (i )*inc_z; float* z21 = buff_z + (i+1)*inc_z; float* w21 = buff_w + (i+1)*inc_w; float* a21_t = a21 + (0 )*cs_A + (0 )*rs_A; float* a21_b = a21 + (0 )*cs_A + (1 )*rs_A; int m_ahead = m_A - i - 1; int m_behind = i; int n_behind = i; /*------------------------------------------------------------*/ if ( m_behind > 0 ) { // FLA_Copy( upsilon11, minus_upsilon11 ); // FLA_Scal( FLA_MINUS_ONE, minus_upsilon11 ); // FLA_Copy( minus_upsilon11, minus_conj_upsilon11 ); bli_smult3( buff_m1, upsilon11, &minus_upsilon11 ); bli_scopyconj( &minus_upsilon11, &minus_conj_upsilon11 ); // FLA_Copy( zeta11, minus_zeta11 ); // FLA_Scal( FLA_MINUS_ONE, minus_zeta11 ); // FLA_Copy( minus_zeta11, minus_conj_zeta11 ); bli_smult3( buff_m1, zeta11, &minus_zeta11 ); bli_scopyconj( &minus_zeta11, &minus_conj_zeta11 ); // FLA_Axpyt( FLA_CONJ_NO_TRANSPOSE, minus_upsilon11, zeta11, alpha11 ); // FLA_Axpyt( FLA_CONJ_NO_TRANSPOSE, minus_zeta11, upsilon11, alpha11 ); bli_saxpyv( BLIS_CONJUGATE, 1, &minus_upsilon11, zeta11, 1, alpha11, 1 ); bli_saxpyv( BLIS_CONJUGATE, 1, &minus_zeta11, upsilon11, 1, alpha11, 1 ); // FLA_Axpyt( FLA_NO_TRANSPOSE, minus_conj_zeta11, u21, a21 ); // FLA_Axpyt( FLA_NO_TRANSPOSE, minus_conj_upsilon11, z21, a21 ); bli_saxpyv( BLIS_NO_CONJUGATE, m_ahead, &minus_conj_zeta11, u21, inc_u, a21, rs_A ); bli_saxpyv( BLIS_NO_CONJUGATE, m_ahead, &minus_conj_upsilon11, z21, inc_z, a21, rs_A ); } if ( m_ahead > 0 ) { // FLA_Househ2_UT( FLA_LEFT, // a21_t, // a21_b, tau11 ); FLA_Househ2_UT_l_ops( m_ahead - 1, a21_t, a21_b, rs_A, tau11 ); // FLA_Obj_set_to_scalar( FLA_ONE, inv_tau11 ); // FLA_Inv_scalc( FLA_NO_CONJUGATE, tau11, inv_tau11 ); // FLA_Copy( inv_tau11, minus_inv_tau11 ); // FLA_Scal( FLA_MINUS_ONE, minus_inv_tau11 ); bli_sdiv3( buff_1, tau11, &inv_tau11 ); bli_sneg2( &inv_tau11, &minus_inv_tau11 ); // FLA_Copy( a21_t, first_elem ); // FLA_Obj_set_to_scalar( FLA_ONE, a21_t ); first_elem = *a21_t; *a21_t = *buff_1; } if ( m_behind > 0 && m_ahead > 0 ) { // FLA_Her2( FLA_LOWER_TRIANGULAR, FLA_MINUS_ONE, u21, z21, A22 ); // FLA_Hemv( FLA_LOWER_TRIANGULAR, FLA_ONE, A22, a21, FLA_ZERO, w21 ); FLA_Fused_Her2_Ax_ops_var1( m_ahead, buff_m1, u21, inc_u, z21, inc_z, A22, rs_A, cs_A, a21, rs_A, w21, inc_w ); } else if ( m_ahead > 0 ) { // FLA_Hemv( FLA_LOWER_TRIANGULAR, FLA_ONE, A22, a21, FLA_ZERO, w21 ); bli_ssymv( BLIS_LOWER_TRIANGULAR, m_ahead, buff_1, A22, rs_A, cs_A, a21, rs_A, buff_0, w21, inc_w ); } if ( m_ahead > 0 ) { // FLA_Copy( a21, u21 ); // FLA_Copy( w21, z21 ); bli_scopyv( BLIS_NO_CONJUGATE, m_ahead, a21, rs_A, u21, inc_u ); bli_scopyv( BLIS_NO_CONJUGATE, m_ahead, w21, inc_w, z21, inc_z ); // FLA_Dotc( FLA_CONJUGATE, a21, z21, beta ); // FLA_Inv_scal( FLA_TWO, beta ); bli_sdot( BLIS_CONJUGATE, m_ahead, a21, rs_A, z21, inc_z, &beta ); bli_sinvscals( buff_2, &beta ); // FLA_Scal( minus_inv_tau11, beta ); // FLA_Axpy( beta, a21, z21 ); // FLA_Scal( inv_tau11, z21 ); bli_sscals( &minus_inv_tau11, &beta ); bli_saxpyv( BLIS_NO_CONJUGATE, m_ahead, &beta, a21, rs_A, z21, inc_z ); bli_sscalv( BLIS_NO_CONJUGATE, m_ahead, &inv_tau11, z21, inc_z ); // FLA_Gemv( FLA_CONJ_TRANSPOSE, FLA_ONE, A20, a21, FLA_ZERO, t01 ); bli_sgemv( BLIS_CONJ_TRANSPOSE, BLIS_NO_CONJUGATE, m_ahead, n_behind, buff_1, A20, rs_A, cs_A, a21, rs_A, buff_0, t01, rs_T ); // FLA_Copy( first_elem, a21_t ); *a21_t = first_elem; } if ( m_behind + 1 == b_alg && m_ahead > 0 ) { // FLA_Her2( FLA_LOWER_TRIANGULAR, FLA_MINUS_ONE, u21, z21, A22 ); bli_ssyr2( BLIS_LOWER_TRIANGULAR, m_ahead, buff_m1, u21, inc_u, z21, inc_z, A22, rs_A, cs_A ); } /*------------------------------------------------------------*/ } // FLA_Obj_free( &u ); // FLA_Obj_free( &z ); // FLA_Obj_free( &w ); FLA_free( buff_u ); FLA_free( buff_z ); FLA_free( buff_w ); return FLA_SUCCESS; }
References FLA_Obj_col_stride(), FLA_Obj_datatype(), FLA_Obj_length(), FLA_Obj_row_stride(), FLA_Tridiag_UT_l_step_ofc_var2(), FLA_Tridiag_UT_l_step_ofd_var2(), FLA_Tridiag_UT_l_step_ofs_var2(), and FLA_Tridiag_UT_l_step_ofz_var2().
Referenced by FLA_Tridiag_UT_l_ofu_var2().
{ FLA_Datatype datatype; int m_A, m_T; int rs_A, cs_A; int rs_T, cs_T; datatype = FLA_Obj_datatype( A ); m_A = FLA_Obj_length( A ); m_T = 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 ); switch ( datatype ) { case FLA_FLOAT: { float* buff_A = FLA_FLOAT_PTR( A ); float* buff_T = FLA_FLOAT_PTR( T ); FLA_Tridiag_UT_l_step_ofs_var2( m_A, m_T, buff_A, rs_A, cs_A, buff_T, rs_T, cs_T ); break; } case FLA_DOUBLE: { double* buff_A = FLA_DOUBLE_PTR( A ); double* buff_T = FLA_DOUBLE_PTR( T ); FLA_Tridiag_UT_l_step_ofd_var2( m_A, m_T, buff_A, rs_A, cs_A, buff_T, rs_T, cs_T ); break; } case FLA_COMPLEX: { scomplex* buff_A = FLA_COMPLEX_PTR( A ); scomplex* buff_T = FLA_COMPLEX_PTR( T ); FLA_Tridiag_UT_l_step_ofc_var2( m_A, m_T, buff_A, rs_A, cs_A, buff_T, rs_T, cs_T ); break; } case FLA_DOUBLE_COMPLEX: { dcomplex* buff_A = FLA_DOUBLE_COMPLEX_PTR( A ); dcomplex* buff_T = FLA_DOUBLE_COMPLEX_PTR( T ); FLA_Tridiag_UT_l_step_ofz_var2( m_A, m_T, buff_A, rs_A, cs_A, buff_T, rs_T, cs_T ); break; } } return FLA_SUCCESS; }
FLA_Error FLA_Tridiag_UT_l_step_ofz_var2 | ( | int | m_A, |
int | m_T, | ||
dcomplex * | buff_A, | ||
int | rs_A, | ||
int | cs_A, | ||
dcomplex * | buff_T, | ||
int | rs_T, | ||
int | cs_T | ||
) |
References bli_zaxpyv(), bli_zcopyv(), bli_zdot(), bli_zgemv(), bli_zhemv(), bli_zher2(), bli_zscalv(), FLA_free(), FLA_Fused_Her2_Ax_opz_var1(), FLA_Househ2_UT_l_opz(), FLA_malloc(), FLA_MINUS_ONE, FLA_ONE, FLA_TWO, and FLA_ZERO.
Referenced by FLA_Tridiag_UT_l_step_ofu_var2().
{ dcomplex* buff_2 = FLA_DOUBLE_COMPLEX_PTR( FLA_TWO ); 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 first_elem; dcomplex beta; dcomplex inv_tau11; dcomplex minus_inv_tau11; dcomplex minus_upsilon11, minus_conj_upsilon11; dcomplex minus_zeta11, minus_conj_zeta11; int i; // b_alg = FLA_Obj_length( T ); int b_alg = m_T; // FLA_Obj_create( datatype_A, m_A, 1, 0, 0, &u ); // FLA_Obj_create( datatype_A, m_A, 1, 0, 0, &z ); // FLA_Obj_create( datatype_A, m_A, 1, 0, 0, &w ); dcomplex* buff_u = ( dcomplex* ) FLA_malloc( m_A * sizeof( *buff_A ) ); dcomplex* buff_z = ( dcomplex* ) FLA_malloc( m_A * sizeof( *buff_A ) ); dcomplex* buff_w = ( dcomplex* ) FLA_malloc( m_A * sizeof( *buff_A ) ); int inc_u = 1; int inc_z = 1; int inc_w = 1; // Initialize some variables (only to prevent compiler warnings). first_elem = *buff_0; minus_inv_tau11 = *buff_0; for ( i = 0; i < b_alg; ++i ) { 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* 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* upsilon11= buff_u + (i )*inc_u; dcomplex* u21 = buff_u + (i+1)*inc_u; dcomplex* zeta11 = buff_z + (i )*inc_z; dcomplex* z21 = buff_z + (i+1)*inc_z; dcomplex* w21 = buff_w + (i+1)*inc_w; dcomplex* a21_t = a21 + (0 )*cs_A + (0 )*rs_A; dcomplex* a21_b = a21 + (0 )*cs_A + (1 )*rs_A; int m_ahead = m_A - i - 1; int m_behind = i; int n_behind = i; /*------------------------------------------------------------*/ if ( m_behind > 0 ) { // FLA_Copy( upsilon11, minus_upsilon11 ); // FLA_Scal( FLA_MINUS_ONE, minus_upsilon11 ); // FLA_Copy( minus_upsilon11, minus_conj_upsilon11 ); bli_zmult3( buff_m1, upsilon11, &minus_upsilon11 ); bli_zcopyconj( &minus_upsilon11, &minus_conj_upsilon11 ); // FLA_Copy( zeta11, minus_zeta11 ); // FLA_Scal( FLA_MINUS_ONE, minus_zeta11 ); // FLA_Copy( minus_zeta11, minus_conj_zeta11 ); bli_zmult3( buff_m1, zeta11, &minus_zeta11 ); bli_zcopyconj( &minus_zeta11, &minus_conj_zeta11 ); // FLA_Axpyt( FLA_CONJ_NO_TRANSPOSE, minus_upsilon11, zeta11, alpha11 ); // FLA_Axpyt( FLA_CONJ_NO_TRANSPOSE, minus_zeta11, upsilon11, alpha11 ); bli_zaxpyv( BLIS_CONJUGATE, 1, &minus_upsilon11, zeta11, 1, alpha11, 1 ); bli_zaxpyv( BLIS_CONJUGATE, 1, &minus_zeta11, upsilon11, 1, alpha11, 1 ); // FLA_Axpyt( FLA_NO_TRANSPOSE, minus_conj_zeta11, u21, a21 ); // FLA_Axpyt( FLA_NO_TRANSPOSE, minus_conj_upsilon11, z21, a21 ); bli_zaxpyv( BLIS_NO_CONJUGATE, m_ahead, &minus_conj_zeta11, u21, inc_u, a21, rs_A ); bli_zaxpyv( BLIS_NO_CONJUGATE, m_ahead, &minus_conj_upsilon11, z21, inc_z, a21, rs_A ); } if ( m_ahead > 0 ) { // FLA_Househ2_UT( FLA_LEFT, // a21_t, // a21_b, tau11 ); FLA_Househ2_UT_l_opz( m_ahead - 1, a21_t, a21_b, rs_A, tau11 ); // FLA_Obj_set_to_scalar( FLA_ONE, inv_tau11 ); // FLA_Inv_scalc( FLA_NO_CONJUGATE, tau11, inv_tau11 ); // FLA_Copy( inv_tau11, minus_inv_tau11 ); // FLA_Scal( FLA_MINUS_ONE, minus_inv_tau11 ); bli_zdiv3( buff_1, tau11, &inv_tau11 ); bli_zneg2( &inv_tau11, &minus_inv_tau11 ); // FLA_Copy( a21_t, first_elem ); // FLA_Obj_set_to_scalar( FLA_ONE, a21_t ); first_elem = *a21_t; *a21_t = *buff_1; } if ( m_behind > 0 && m_ahead > 0 ) { // FLA_Her2( FLA_LOWER_TRIANGULAR, FLA_MINUS_ONE, u21, z21, A22 ); // FLA_Hemv( FLA_LOWER_TRIANGULAR, FLA_ONE, A22, a21, FLA_ZERO, w21 ); FLA_Fused_Her2_Ax_opz_var1( m_ahead, buff_m1, u21, inc_u, z21, inc_z, A22, rs_A, cs_A, a21, rs_A, w21, inc_w ); } else if ( m_ahead > 0 ) { // FLA_Hemv( FLA_LOWER_TRIANGULAR, FLA_ONE, A22, a21, FLA_ZERO, w21 ); bli_zhemv( BLIS_LOWER_TRIANGULAR, BLIS_NO_CONJUGATE, m_ahead, buff_1, A22, rs_A, cs_A, a21, rs_A, buff_0, w21, inc_w ); } if ( m_ahead > 0 ) { // FLA_Copy( a21, u21 ); // FLA_Copy( w21, z21 ); bli_zcopyv( BLIS_NO_CONJUGATE, m_ahead, a21, rs_A, u21, inc_u ); bli_zcopyv( BLIS_NO_CONJUGATE, m_ahead, w21, inc_w, z21, inc_z ); // FLA_Dotc( FLA_CONJUGATE, a21, z21, beta ); // FLA_Inv_scal( FLA_TWO, beta ); bli_zdot( BLIS_CONJUGATE, m_ahead, a21, rs_A, z21, inc_z, &beta ); bli_zinvscals( buff_2, &beta ); // FLA_Scal( minus_inv_tau11, beta ); // FLA_Axpy( beta, a21, z21 ); // FLA_Scal( inv_tau11, z21 ); bli_zscals( &minus_inv_tau11, &beta ); bli_zaxpyv( BLIS_NO_CONJUGATE, m_ahead, &beta, a21, rs_A, z21, inc_z ); bli_zscalv( BLIS_NO_CONJUGATE, m_ahead, &inv_tau11, z21, inc_z ); // FLA_Gemv( FLA_CONJ_TRANSPOSE, FLA_ONE, A20, a21, FLA_ZERO, t01 ); bli_zgemv( BLIS_CONJ_TRANSPOSE, BLIS_NO_CONJUGATE, m_ahead, n_behind, buff_1, A20, rs_A, cs_A, a21, rs_A, buff_0, t01, rs_T ); // FLA_Copy( first_elem, a21_t ); *a21_t = first_elem; } if ( m_behind + 1 == b_alg && m_ahead > 0 ) { // FLA_Her2( FLA_LOWER_TRIANGULAR, FLA_MINUS_ONE, u21, z21, A22 ); bli_zher2( BLIS_LOWER_TRIANGULAR, BLIS_NO_TRANSPOSE, m_ahead, buff_m1, u21, inc_u, z21, inc_z, A22, rs_A, cs_A ); } /*------------------------------------------------------------*/ } // FLA_Obj_free( &u ); // FLA_Obj_free( &z ); // FLA_Obj_free( &w ); FLA_free( buff_u ); FLA_free( buff_z ); FLA_free( buff_w ); return FLA_SUCCESS; }