|
libflame
revision_anchor
|
Functions | |
| FLA_Error | FLA_Tridiag_UT_l_opt_var3 (FLA_Obj A, FLA_Obj T) |
| FLA_Error | FLA_Tridiag_UT_l_step_opt_var3 (FLA_Obj A, FLA_Obj Z, FLA_Obj T) |
| FLA_Error | FLA_Tridiag_UT_l_step_ops_var3 (int m_A, int m_T, float *buff_A, int rs_A, int cs_A, float *buff_Z, int rs_Z, int cs_Z, float *buff_T, int rs_T, int cs_T) |
| FLA_Error | FLA_Tridiag_UT_l_step_opd_var3 (int m_A, int m_T, double *buff_A, int rs_A, int cs_A, double *buff_Z, int rs_Z, int cs_Z, double *buff_T, int rs_T, int cs_T) |
| FLA_Error | FLA_Tridiag_UT_l_step_opc_var3 (int m_A, int m_T, scomplex *buff_A, int rs_A, int cs_A, scomplex *buff_Z, int rs_Z, int cs_Z, scomplex *buff_T, int rs_T, int cs_T) |
| FLA_Error | FLA_Tridiag_UT_l_step_opz_var3 (int m_A, int m_T, dcomplex *buff_A, int rs_A, int cs_A, dcomplex *buff_Z, int rs_Z, int cs_Z, dcomplex *buff_T, int rs_T, int cs_T) |
| FLA_Error FLA_Tridiag_UT_l_opt_var3 | ( | FLA_Obj | A, |
| FLA_Obj | T | ||
| ) |
References FLA_Obj_create_conf_to(), FLA_Obj_free(), and FLA_Tridiag_UT_l_step_opt_var3().
Referenced by FLA_Tridiag_UT_l().
{
FLA_Error r_val;
FLA_Obj Z;
FLA_Obj_create_conf_to( FLA_NO_TRANSPOSE, A, &Z );
r_val = FLA_Tridiag_UT_l_step_opt_var3( A, Z, T );
FLA_Obj_free( &Z );
return r_val;
}
| FLA_Error FLA_Tridiag_UT_l_step_opc_var3 | ( | int | m_A, |
| int | m_T, | ||
| scomplex * | buff_A, | ||
| int | rs_A, | ||
| int | cs_A, | ||
| scomplex * | buff_Z, | ||
| int | rs_Z, | ||
| int | cs_Z, | ||
| scomplex * | buff_T, | ||
| int | rs_T, | ||
| int | cs_T | ||
| ) |
References bli_caxpyv(), bli_ccopyv(), bli_cdot(), bli_cgemv(), bli_chemv(), bli_cscalv(), bli_csetm(), BLIS_CONJ_TRANSPOSE, BLIS_CONJUGATE, BLIS_LOWER_TRIANGULAR, BLIS_NO_CONJUGATE, BLIS_NO_TRANSPOSE, FLA_free(), FLA_Househ2_UT_l_opc(), FLA_malloc(), FLA_MINUS_ONE, FLA_ONE, FLA_TWO, and FLA_ZERO.
Referenced by FLA_Tridiag_UT_l_step_opt_var3().
{
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, last_elem;
scomplex beta;
scomplex inv_tau11;
scomplex minus_inv_tau11;
int i;
// b_alg = FLA_Obj_length( T );
int b_alg = m_T;
// FLA_Obj_create( datatype_A, m_A, 1, 0, 0, &d );
// FLA_Obj_create( datatype_A, m_A, 1, 0, 0, &f );
scomplex* buff_d = ( scomplex* ) FLA_malloc( m_A * sizeof( *buff_A ) );
scomplex* buff_f = ( scomplex* ) FLA_malloc( m_A * sizeof( *buff_A ) );
int inc_d = 1;
int inc_f = 1;
// FLA_Set( FLA_ZERO, Z );
bli_csetm( m_A,
b_alg,
buff_0,
buff_Z, rs_Z, cs_Z );
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* A22 = buff_A + (i+1)*cs_A + (i+1)*rs_A;
scomplex* z10t = buff_Z + (0 )*cs_Z + (i )*rs_Z;
scomplex* Z20 = buff_Z + (0 )*cs_Z + (i+1)*rs_Z;
scomplex* z21 = buff_Z + (i )*cs_Z + (i+1)*rs_Z;
scomplex* t01 = buff_T + (i )*cs_T + (0 )*rs_T;
scomplex* tau11 = buff_T + (i )*cs_T + (i )*rs_T;
scomplex* d01 = buff_d + (0 )*inc_d;
scomplex* f01 = buff_f + (0 )*inc_f;
scomplex* a10t_r = a10t + (i-1)*cs_A + (0 )*rs_A;
scomplex* a21_t = a21 + (0 )*cs_A + (0 )*rs_A;
scomplex* a21_b = a21 + (0 )*cs_A + (1 )*rs_A;
scomplex* ABL = a10t;
scomplex* ZBL = z10t;
scomplex* a2 = alpha11;
int m_ahead = m_A - i - 1;
int m_behind = i;
int n_behind = i;
/*------------------------------------------------------------*/
if ( m_behind > 0 )
{
// FLA_Copy( a10t_r, last_elem );
// FLA_Set( FLA_ONE, a10t_r );
last_elem = *a10t_r;
*a10t_r = *buff_1;
}
// FLA_Gemvc( FLA_NO_TRANSPOSE, FLA_CONJUGATE, FLA_MINUS_ONE, ABL, z10t, FLA_ONE, a2 );
// FLA_Gemvc( FLA_NO_TRANSPOSE, FLA_CONJUGATE, FLA_MINUS_ONE, ZBL, a10t, FLA_ONE, a2 );
bli_cgemv( BLIS_NO_TRANSPOSE,
BLIS_CONJUGATE,
m_ahead + 1,
n_behind,
buff_m1,
ABL, rs_A, cs_A,
z10t, cs_Z,
buff_1,
a2, rs_A );
bli_cgemv( BLIS_NO_TRANSPOSE,
BLIS_CONJUGATE,
m_ahead + 1,
n_behind,
buff_m1,
ZBL, rs_Z, cs_Z,
a10t, cs_A,
buff_1,
a2, rs_A );
if ( m_behind > 0 )
{
// FLA_Copy( last_elem, a10t_r );
*a10t_r = last_elem;
}
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_Set( 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_Set( FLA_ONE, a21_t );
first_elem = *a21_t;
*a21_t = *buff_1;
// FLA_Hemv( FLA_LOWER_TRIANGULAR, FLA_ONE, A22, a21, FLA_ZERO, z21 );
bli_chemv( BLIS_LOWER_TRIANGULAR,
BLIS_NO_CONJUGATE,
m_ahead,
buff_1,
A22, rs_A, cs_A,
a21, rs_A,
buff_0,
z21, rs_Z );
// FLA_Gemv( FLA_CONJ_TRANSPOSE, FLA_ONE, A20, a21, FLA_ZERO, d01 );
// FLA_Gemv( FLA_CONJ_TRANSPOSE, FLA_ONE, Z20, a21, FLA_ZERO, f01 );
bli_cgemv( BLIS_CONJ_TRANSPOSE,
BLIS_NO_CONJUGATE,
m_ahead,
n_behind,
buff_1,
A20, rs_A, cs_A,
a21, rs_A,
buff_0,
d01, inc_d );
bli_cgemv( BLIS_CONJ_TRANSPOSE,
BLIS_NO_CONJUGATE,
m_ahead,
n_behind,
buff_1,
Z20, rs_Z, cs_Z,
a21, rs_A,
buff_0,
f01, inc_f );
// FLA_Gemv( FLA_NO_TRANSPOSE, FLA_MINUS_ONE, A20, f01, FLA_ONE, z21 );
// FLA_Gemv( FLA_NO_TRANSPOSE, FLA_MINUS_ONE, Z20, d01, FLA_ONE, z21 );
bli_cgemv( BLIS_NO_TRANSPOSE,
BLIS_NO_CONJUGATE,
m_ahead,
n_behind,
buff_m1,
A20, rs_A, cs_A,
f01, inc_f,
buff_1,
z21, rs_Z );
bli_cgemv( BLIS_NO_TRANSPOSE,
BLIS_NO_CONJUGATE,
m_ahead,
n_behind,
buff_m1,
Z20, rs_Z, cs_Z,
d01, inc_d,
buff_1,
z21, rs_Z );
// FLA_Copy( d01, t01 );
bli_ccopyv( BLIS_NO_CONJUGATE,
n_behind,
d01, inc_d,
t01, rs_T );
// FLA_Dotc( FLA_CONJUGATE, a21, z21, beta );
// FLA_Inv_scal( FLA_TWO, beta );
bli_cdot( BLIS_CONJUGATE,
m_ahead,
a21, rs_A,
z21, rs_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, rs_Z );
bli_cscalv( BLIS_NO_CONJUGATE,
m_ahead,
&inv_tau11,
z21, rs_Z );
// FLA_Copy( first_elem, a21_t );
*a21_t = first_elem;
}
/*------------------------------------------------------------*/
}
// FLA_Obj_free( &d );
// FLA_Obj_free( &f );
FLA_free( buff_d );
FLA_free( buff_f );
return FLA_SUCCESS;
}
| FLA_Error FLA_Tridiag_UT_l_step_opd_var3 | ( | int | m_A, |
| int | m_T, | ||
| double * | buff_A, | ||
| int | rs_A, | ||
| int | cs_A, | ||
| double * | buff_Z, | ||
| int | rs_Z, | ||
| int | cs_Z, | ||
| double * | buff_T, | ||
| int | rs_T, | ||
| int | cs_T | ||
| ) |
References bli_daxpyv(), bli_dcopyv(), bli_ddot(), bli_dgemv(), bli_dscalv(), bli_dsetm(), bli_dsymv(), BLIS_CONJ_TRANSPOSE, BLIS_CONJUGATE, BLIS_LOWER_TRIANGULAR, BLIS_NO_CONJUGATE, BLIS_NO_TRANSPOSE, FLA_free(), FLA_Househ2_UT_l_opd(), FLA_malloc(), FLA_MINUS_ONE, FLA_ONE, FLA_TWO, and FLA_ZERO.
Referenced by FLA_Tridiag_UT_l_step_opt_var3().
{
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, last_elem;
double beta;
double inv_tau11;
double minus_inv_tau11;
int i;
// b_alg = FLA_Obj_length( T );
int b_alg = m_T;
// FLA_Obj_create( datatype_A, m_A, 1, 0, 0, &d );
// FLA_Obj_create( datatype_A, m_A, 1, 0, 0, &f );
double* buff_d = ( double* ) FLA_malloc( m_A * sizeof( *buff_A ) );
double* buff_f = ( double* ) FLA_malloc( m_A * sizeof( *buff_A ) );
int inc_d = 1;
int inc_f = 1;
// FLA_Set( FLA_ZERO, Z );
bli_dsetm( m_A,
b_alg,
buff_0,
buff_Z, rs_Z, cs_Z );
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* A22 = buff_A + (i+1)*cs_A + (i+1)*rs_A;
double* z10t = buff_Z + (0 )*cs_Z + (i )*rs_Z;
double* Z20 = buff_Z + (0 )*cs_Z + (i+1)*rs_Z;
double* z21 = buff_Z + (i )*cs_Z + (i+1)*rs_Z;
double* t01 = buff_T + (i )*cs_T + (0 )*rs_T;
double* tau11 = buff_T + (i )*cs_T + (i )*rs_T;
double* d01 = buff_d + (0 )*inc_d;
double* f01 = buff_f + (0 )*inc_f;
double* a10t_r = a10t + (i-1)*cs_A + (0 )*rs_A;
double* a21_t = a21 + (0 )*cs_A + (0 )*rs_A;
double* a21_b = a21 + (0 )*cs_A + (1 )*rs_A;
double* ABL = a10t;
double* ZBL = z10t;
double* a2 = alpha11;
int m_ahead = m_A - i - 1;
int m_behind = i;
int n_behind = i;
/*------------------------------------------------------------*/
if ( m_behind > 0 )
{
// FLA_Copy( a10t_r, last_elem );
// FLA_Set( FLA_ONE, a10t_r );
last_elem = *a10t_r;
*a10t_r = *buff_1;
}
// FLA_Gemvc( FLA_NO_TRANSPOSE, FLA_CONJUGATE, FLA_MINUS_ONE, ABL, z10t, FLA_ONE, a2 );
// FLA_Gemvc( FLA_NO_TRANSPOSE, FLA_CONJUGATE, FLA_MINUS_ONE, ZBL, a10t, FLA_ONE, a2 );
bli_dgemv( BLIS_NO_TRANSPOSE,
BLIS_CONJUGATE,
m_ahead + 1,
n_behind,
buff_m1,
ABL, rs_A, cs_A,
z10t, cs_Z,
buff_1,
a2, rs_A );
bli_dgemv( BLIS_NO_TRANSPOSE,
BLIS_CONJUGATE,
m_ahead + 1,
n_behind,
buff_m1,
ZBL, rs_Z, cs_Z,
a10t, cs_A,
buff_1,
a2, rs_A );
if ( m_behind > 0 )
{
// FLA_Copy( last_elem, a10t_r );
*a10t_r = last_elem;
}
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_Set( 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_Set( FLA_ONE, a21_t );
first_elem = *a21_t;
*a21_t = *buff_1;
// FLA_Hemv( FLA_LOWER_TRIANGULAR, FLA_ONE, A22, a21, FLA_ZERO, z21 );
bli_dsymv( BLIS_LOWER_TRIANGULAR,
m_ahead,
buff_1,
A22, rs_A, cs_A,
a21, rs_A,
buff_0,
z21, rs_Z );
// FLA_Gemv( FLA_CONJ_TRANSPOSE, FLA_ONE, A20, a21, FLA_ZERO, d01 );
// FLA_Gemv( FLA_CONJ_TRANSPOSE, FLA_ONE, Z20, a21, FLA_ZERO, f01 );
bli_dgemv( BLIS_CONJ_TRANSPOSE,
BLIS_NO_CONJUGATE,
m_ahead,
n_behind,
buff_1,
A20, rs_A, cs_A,
a21, rs_A,
buff_0,
d01, inc_d );
bli_dgemv( BLIS_CONJ_TRANSPOSE,
BLIS_NO_CONJUGATE,
m_ahead,
n_behind,
buff_1,
Z20, rs_Z, cs_Z,
a21, rs_A,
buff_0,
f01, inc_f );
// FLA_Gemv( FLA_NO_TRANSPOSE, FLA_MINUS_ONE, A20, f01, FLA_ONE, z21 );
// FLA_Gemv( FLA_NO_TRANSPOSE, FLA_MINUS_ONE, Z20, d01, FLA_ONE, z21 );
bli_dgemv( BLIS_NO_TRANSPOSE,
BLIS_NO_CONJUGATE,
m_ahead,
n_behind,
buff_m1,
A20, rs_A, cs_A,
f01, inc_f,
buff_1,
z21, rs_Z );
bli_dgemv( BLIS_NO_TRANSPOSE,
BLIS_NO_CONJUGATE,
m_ahead,
n_behind,
buff_m1,
Z20, rs_Z, cs_Z,
d01, inc_d,
buff_1,
z21, rs_Z );
// FLA_Copy( d01, t01 );
bli_dcopyv( BLIS_NO_CONJUGATE,
n_behind,
d01, inc_d,
t01, rs_T );
// FLA_Dotc( FLA_CONJUGATE, a21, z21, beta );
// FLA_Inv_scal( FLA_TWO, beta );
bli_ddot( BLIS_CONJUGATE,
m_ahead,
a21, rs_A,
z21, rs_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, rs_Z );
bli_dscalv( BLIS_NO_CONJUGATE,
m_ahead,
&inv_tau11,
z21, rs_Z );
// FLA_Copy( first_elem, a21_t );
*a21_t = first_elem;
}
/*------------------------------------------------------------*/
}
// FLA_Obj_free( &d );
// FLA_Obj_free( &f );
FLA_free( buff_d );
FLA_free( buff_f );
return FLA_SUCCESS;
}
| FLA_Error FLA_Tridiag_UT_l_step_ops_var3 | ( | int | m_A, |
| int | m_T, | ||
| float * | buff_A, | ||
| int | rs_A, | ||
| int | cs_A, | ||
| float * | buff_Z, | ||
| int | rs_Z, | ||
| int | cs_Z, | ||
| float * | buff_T, | ||
| int | rs_T, | ||
| int | cs_T | ||
| ) |
References bli_saxpyv(), bli_scopyv(), bli_sdot(), bli_sgemv(), bli_sscalv(), bli_ssetm(), bli_ssymv(), BLIS_CONJ_TRANSPOSE, BLIS_CONJUGATE, BLIS_LOWER_TRIANGULAR, BLIS_NO_CONJUGATE, BLIS_NO_TRANSPOSE, FLA_free(), FLA_Househ2_UT_l_ops(), FLA_malloc(), FLA_MINUS_ONE, FLA_ONE, FLA_TWO, and FLA_ZERO.
Referenced by FLA_Tridiag_UT_l_step_opt_var3().
{
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, last_elem;
float beta;
float inv_tau11;
float minus_inv_tau11;
int i;
// b_alg = FLA_Obj_length( T );
int b_alg = m_T;
// FLA_Obj_create( datatype_A, m_A, 1, 0, 0, &d );
// FLA_Obj_create( datatype_A, m_A, 1, 0, 0, &f );
float* buff_d = ( float* ) FLA_malloc( m_A * sizeof( *buff_A ) );
float* buff_f = ( float* ) FLA_malloc( m_A * sizeof( *buff_A ) );
int inc_d = 1;
int inc_f = 1;
// FLA_Set( FLA_ZERO, Z );
bli_ssetm( m_A,
b_alg,
buff_0,
buff_Z, rs_Z, cs_Z );
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* A22 = buff_A + (i+1)*cs_A + (i+1)*rs_A;
float* z10t = buff_Z + (0 )*cs_Z + (i )*rs_Z;
float* Z20 = buff_Z + (0 )*cs_Z + (i+1)*rs_Z;
float* z21 = buff_Z + (i )*cs_Z + (i+1)*rs_Z;
float* t01 = buff_T + (i )*cs_T + (0 )*rs_T;
float* tau11 = buff_T + (i )*cs_T + (i )*rs_T;
float* d01 = buff_d + (0 )*inc_d;
float* f01 = buff_f + (0 )*inc_f;
float* a10t_r = a10t + (i-1)*cs_A + (0 )*rs_A;
float* a21_t = a21 + (0 )*cs_A + (0 )*rs_A;
float* a21_b = a21 + (0 )*cs_A + (1 )*rs_A;
float* ABL = a10t;
float* ZBL = z10t;
float* a2 = alpha11;
int m_ahead = m_A - i - 1;
int m_behind = i;
int n_behind = i;
/*------------------------------------------------------------*/
if ( m_behind > 0 )
{
// FLA_Copy( a10t_r, last_elem );
// FLA_Set( FLA_ONE, a10t_r );
last_elem = *a10t_r;
*a10t_r = *buff_1;
}
// FLA_Gemvc( FLA_NO_TRANSPOSE, FLA_CONJUGATE, FLA_MINUS_ONE, ABL, z10t, FLA_ONE, a2 );
// FLA_Gemvc( FLA_NO_TRANSPOSE, FLA_CONJUGATE, FLA_MINUS_ONE, ZBL, a10t, FLA_ONE, a2 );
bli_sgemv( BLIS_NO_TRANSPOSE,
BLIS_CONJUGATE,
m_ahead + 1,
n_behind,
buff_m1,
ABL, rs_A, cs_A,
z10t, cs_Z,
buff_1,
a2, rs_A );
bli_sgemv( BLIS_NO_TRANSPOSE,
BLIS_CONJUGATE,
m_ahead + 1,
n_behind,
buff_m1,
ZBL, rs_Z, cs_Z,
a10t, cs_A,
buff_1,
a2, rs_A );
if ( m_behind > 0 )
{
// FLA_Copy( last_elem, a10t_r );
*a10t_r = last_elem;
}
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_Set( 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_Set( FLA_ONE, a21_t );
first_elem = *a21_t;
*a21_t = *buff_1;
// FLA_Hemv( FLA_LOWER_TRIANGULAR, FLA_ONE, A22, a21, FLA_ZERO, z21 );
bli_ssymv( BLIS_LOWER_TRIANGULAR,
m_ahead,
buff_1,
A22, rs_A, cs_A,
a21, rs_A,
buff_0,
z21, rs_Z );
// FLA_Gemv( FLA_CONJ_TRANSPOSE, FLA_ONE, A20, a21, FLA_ZERO, d01 );
// FLA_Gemv( FLA_CONJ_TRANSPOSE, FLA_ONE, Z20, a21, FLA_ZERO, f01 );
bli_sgemv( BLIS_CONJ_TRANSPOSE,
BLIS_NO_CONJUGATE,
m_ahead,
n_behind,
buff_1,
A20, rs_A, cs_A,
a21, rs_A,
buff_0,
d01, inc_d );
bli_sgemv( BLIS_CONJ_TRANSPOSE,
BLIS_NO_CONJUGATE,
m_ahead,
n_behind,
buff_1,
Z20, rs_Z, cs_Z,
a21, rs_A,
buff_0,
f01, inc_f );
// FLA_Gemv( FLA_NO_TRANSPOSE, FLA_MINUS_ONE, A20, f01, FLA_ONE, z21 );
// FLA_Gemv( FLA_NO_TRANSPOSE, FLA_MINUS_ONE, Z20, d01, FLA_ONE, z21 );
bli_sgemv( BLIS_NO_TRANSPOSE,
BLIS_NO_CONJUGATE,
m_ahead,
n_behind,
buff_m1,
A20, rs_A, cs_A,
f01, inc_f,
buff_1,
z21, rs_Z );
bli_sgemv( BLIS_NO_TRANSPOSE,
BLIS_NO_CONJUGATE,
m_ahead,
n_behind,
buff_m1,
Z20, rs_Z, cs_Z,
d01, inc_d,
buff_1,
z21, rs_Z );
// FLA_Copy( d01, t01 );
bli_scopyv( BLIS_NO_CONJUGATE,
n_behind,
d01, inc_d,
t01, rs_T );
// FLA_Dotc( FLA_CONJUGATE, a21, z21, beta );
// FLA_Inv_scal( FLA_TWO, beta );
bli_sdot( BLIS_CONJUGATE,
m_ahead,
a21, rs_A,
z21, rs_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, rs_Z );
bli_sscalv( BLIS_NO_CONJUGATE,
m_ahead,
&inv_tau11,
z21, rs_Z );
// FLA_Copy( first_elem, a21_t );
*a21_t = first_elem;
}
/*------------------------------------------------------------*/
}
// FLA_Obj_free( &d );
// FLA_Obj_free( &f );
FLA_free( buff_d );
FLA_free( buff_f );
return FLA_SUCCESS;
}
| FLA_Error FLA_Tridiag_UT_l_step_opt_var3 | ( | FLA_Obj | A, |
| FLA_Obj | Z, | ||
| FLA_Obj | T | ||
| ) |
References FLA_Obj_col_stride(), FLA_Obj_datatype(), FLA_Obj_length(), FLA_Obj_row_stride(), FLA_Tridiag_UT_l_step_opc_var3(), FLA_Tridiag_UT_l_step_opd_var3(), FLA_Tridiag_UT_l_step_ops_var3(), and FLA_Tridiag_UT_l_step_opz_var3().
Referenced by FLA_Tridiag_UT_l_blk_var3(), and FLA_Tridiag_UT_l_opt_var3().
{
FLA_Datatype datatype;
int m_A, m_T;
int rs_A, cs_A;
int rs_Z, cs_Z;
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_Z = FLA_Obj_row_stride( Z );
cs_Z = FLA_Obj_col_stride( Z );
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_Z = FLA_FLOAT_PTR( Z );
float* buff_T = FLA_FLOAT_PTR( T );
FLA_Tridiag_UT_l_step_ops_var3( m_A,
m_T,
buff_A, rs_A, cs_A,
buff_Z, rs_Z, cs_Z,
buff_T, rs_T, cs_T );
break;
}
case FLA_DOUBLE:
{
double* buff_A = FLA_DOUBLE_PTR( A );
double* buff_Z = FLA_DOUBLE_PTR( Z );
double* buff_T = FLA_DOUBLE_PTR( T );
FLA_Tridiag_UT_l_step_opd_var3( m_A,
m_T,
buff_A, rs_A, cs_A,
buff_Z, rs_Z, cs_Z,
buff_T, rs_T, cs_T );
break;
}
case FLA_COMPLEX:
{
scomplex* buff_A = FLA_COMPLEX_PTR( A );
scomplex* buff_Z = FLA_COMPLEX_PTR( Z );
scomplex* buff_T = FLA_COMPLEX_PTR( T );
FLA_Tridiag_UT_l_step_opc_var3( m_A,
m_T,
buff_A, rs_A, cs_A,
buff_Z, rs_Z, cs_Z,
buff_T, rs_T, cs_T );
break;
}
case FLA_DOUBLE_COMPLEX:
{
dcomplex* buff_A = FLA_DOUBLE_COMPLEX_PTR( A );
dcomplex* buff_Z = FLA_DOUBLE_COMPLEX_PTR( Z );
dcomplex* buff_T = FLA_DOUBLE_COMPLEX_PTR( T );
FLA_Tridiag_UT_l_step_opz_var3( m_A,
m_T,
buff_A, rs_A, cs_A,
buff_Z, rs_Z, cs_Z,
buff_T, rs_T, cs_T );
break;
}
}
return FLA_SUCCESS;
}
| FLA_Error FLA_Tridiag_UT_l_step_opz_var3 | ( | int | m_A, |
| int | m_T, | ||
| dcomplex * | buff_A, | ||
| int | rs_A, | ||
| int | cs_A, | ||
| dcomplex * | buff_Z, | ||
| int | rs_Z, | ||
| int | cs_Z, | ||
| dcomplex * | buff_T, | ||
| int | rs_T, | ||
| int | cs_T | ||
| ) |
References bli_zaxpyv(), bli_zcopyv(), bli_zdot(), bli_zgemv(), bli_zhemv(), bli_zscalv(), bli_zsetm(), BLIS_CONJ_TRANSPOSE, BLIS_CONJUGATE, BLIS_LOWER_TRIANGULAR, BLIS_NO_CONJUGATE, BLIS_NO_TRANSPOSE, FLA_free(), FLA_Househ2_UT_l_opz(), FLA_malloc(), FLA_MINUS_ONE, FLA_ONE, FLA_TWO, and FLA_ZERO.
Referenced by FLA_Tridiag_UT_l_step_opt_var3().
{
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, last_elem;
dcomplex beta;
dcomplex inv_tau11;
dcomplex minus_inv_tau11;
int i;
// b_alg = FLA_Obj_length( T );
int b_alg = m_T;
// FLA_Obj_create( datatype_A, m_A, 1, 0, 0, &d );
// FLA_Obj_create( datatype_A, m_A, 1, 0, 0, &f );
dcomplex* buff_d = ( dcomplex* ) FLA_malloc( m_A * sizeof( *buff_A ) );
dcomplex* buff_f = ( dcomplex* ) FLA_malloc( m_A * sizeof( *buff_A ) );
int inc_d = 1;
int inc_f = 1;
// FLA_Set( FLA_ZERO, Z );
bli_zsetm( m_A,
b_alg,
buff_0,
buff_Z, rs_Z, cs_Z );
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* A22 = buff_A + (i+1)*cs_A + (i+1)*rs_A;
dcomplex* z10t = buff_Z + (0 )*cs_Z + (i )*rs_Z;
dcomplex* Z20 = buff_Z + (0 )*cs_Z + (i+1)*rs_Z;
dcomplex* z21 = buff_Z + (i )*cs_Z + (i+1)*rs_Z;
dcomplex* t01 = buff_T + (i )*cs_T + (0 )*rs_T;
dcomplex* tau11 = buff_T + (i )*cs_T + (i )*rs_T;
dcomplex* d01 = buff_d + (0 )*inc_d;
dcomplex* f01 = buff_f + (0 )*inc_f;
dcomplex* a10t_r = a10t + (i-1)*cs_A + (0 )*rs_A;
dcomplex* a21_t = a21 + (0 )*cs_A + (0 )*rs_A;
dcomplex* a21_b = a21 + (0 )*cs_A + (1 )*rs_A;
dcomplex* ABL = a10t;
dcomplex* ZBL = z10t;
dcomplex* a2 = alpha11;
int m_ahead = m_A - i - 1;
int m_behind = i;
int n_behind = i;
/*------------------------------------------------------------*/
if ( m_behind > 0 )
{
// FLA_Copy( a10t_r, last_elem );
// FLA_Set( FLA_ONE, a10t_r );
last_elem = *a10t_r;
*a10t_r = *buff_1;
}
// FLA_Gemvc( FLA_NO_TRANSPOSE, FLA_CONJUGATE, FLA_MINUS_ONE, ABL, z10t, FLA_ONE, a2 );
// FLA_Gemvc( FLA_NO_TRANSPOSE, FLA_CONJUGATE, FLA_MINUS_ONE, ZBL, a10t, FLA_ONE, a2 );
bli_zgemv( BLIS_NO_TRANSPOSE,
BLIS_CONJUGATE,
m_ahead + 1,
n_behind,
buff_m1,
ABL, rs_A, cs_A,
z10t, cs_Z,
buff_1,
a2, rs_A );
bli_zgemv( BLIS_NO_TRANSPOSE,
BLIS_CONJUGATE,
m_ahead + 1,
n_behind,
buff_m1,
ZBL, rs_Z, cs_Z,
a10t, cs_A,
buff_1,
a2, rs_A );
if ( m_behind > 0 )
{
// FLA_Copy( last_elem, a10t_r );
*a10t_r = last_elem;
}
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_Set( 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_Set( FLA_ONE, a21_t );
first_elem = *a21_t;
*a21_t = *buff_1;
// FLA_Hemv( FLA_LOWER_TRIANGULAR, FLA_ONE, A22, a21, FLA_ZERO, z21 );
bli_zhemv( BLIS_LOWER_TRIANGULAR,
BLIS_NO_CONJUGATE,
m_ahead,
buff_1,
A22, rs_A, cs_A,
a21, rs_A,
buff_0,
z21, rs_Z );
// FLA_Gemv( FLA_CONJ_TRANSPOSE, FLA_ONE, A20, a21, FLA_ZERO, d01 );
// FLA_Gemv( FLA_CONJ_TRANSPOSE, FLA_ONE, Z20, a21, FLA_ZERO, f01 );
bli_zgemv( BLIS_CONJ_TRANSPOSE,
BLIS_NO_CONJUGATE,
m_ahead,
n_behind,
buff_1,
A20, rs_A, cs_A,
a21, rs_A,
buff_0,
d01, inc_d );
bli_zgemv( BLIS_CONJ_TRANSPOSE,
BLIS_NO_CONJUGATE,
m_ahead,
n_behind,
buff_1,
Z20, rs_Z, cs_Z,
a21, rs_A,
buff_0,
f01, inc_f );
// FLA_Gemv( FLA_NO_TRANSPOSE, FLA_MINUS_ONE, A20, f01, FLA_ONE, z21 );
// FLA_Gemv( FLA_NO_TRANSPOSE, FLA_MINUS_ONE, Z20, d01, FLA_ONE, z21 );
bli_zgemv( BLIS_NO_TRANSPOSE,
BLIS_NO_CONJUGATE,
m_ahead,
n_behind,
buff_m1,
A20, rs_A, cs_A,
f01, inc_f,
buff_1,
z21, rs_Z );
bli_zgemv( BLIS_NO_TRANSPOSE,
BLIS_NO_CONJUGATE,
m_ahead,
n_behind,
buff_m1,
Z20, rs_Z, cs_Z,
d01, inc_d,
buff_1,
z21, rs_Z );
// FLA_Copy( d01, t01 );
bli_zcopyv( BLIS_NO_CONJUGATE,
n_behind,
d01, inc_d,
t01, rs_T );
// FLA_Dotc( FLA_CONJUGATE, a21, z21, beta );
// FLA_Inv_scal( FLA_TWO, beta );
bli_zdot( BLIS_CONJUGATE,
m_ahead,
a21, rs_A,
z21, rs_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, rs_Z );
bli_zscalv( BLIS_NO_CONJUGATE,
m_ahead,
&inv_tau11,
z21, rs_Z );
// FLA_Copy( first_elem, a21_t );
*a21_t = first_elem;
}
/*------------------------------------------------------------*/
}
// FLA_Obj_free( &d );
// FLA_Obj_free( &f );
FLA_free( buff_d );
FLA_free( buff_f );
return FLA_SUCCESS;
}
1.7.6.1