libflame revision_anchor
Functions
FLA_Trsm_ruh.h File Reference

(r)

Go to the source code of this file.

Functions

FLA_Error FLA_Trsm_ruh_blk_var1 (FLA_Diag diagA, FLA_Obj alpha, FLA_Obj A, FLA_Obj B, fla_trsm_t *cntl)
 
FLA_Error FLA_Trsm_ruh_blk_var2 (FLA_Diag diagA, FLA_Obj alpha, FLA_Obj A, FLA_Obj B, fla_trsm_t *cntl)
 
FLA_Error FLA_Trsm_ruh_blk_var3 (FLA_Diag diagA, FLA_Obj alpha, FLA_Obj A, FLA_Obj B, fla_trsm_t *cntl)
 
FLA_Error FLA_Trsm_ruh_blk_var4 (FLA_Diag diagA, FLA_Obj alpha, FLA_Obj A, FLA_Obj B, fla_trsm_t *cntl)
 
FLA_Error FLA_Trsm_ruh_unb_var1 (FLA_Diag diagA, FLA_Obj alpha, FLA_Obj A, FLA_Obj B)
 
FLA_Error FLA_Trsm_ruh_unb_var2 (FLA_Diag diagA, FLA_Obj alpha, FLA_Obj A, FLA_Obj B)
 
FLA_Error FLA_Trsm_ruh_unb_var3 (FLA_Diag diagA, FLA_Obj alpha, FLA_Obj A, FLA_Obj B)
 
FLA_Error FLA_Trsm_ruh_unb_var4 (FLA_Diag diagA, FLA_Obj alpha, FLA_Obj A, FLA_Obj B)
 

Function Documentation

◆ FLA_Trsm_ruh_blk_var1()

FLA_Error FLA_Trsm_ruh_blk_var1 ( FLA_Diag  diagA,
FLA_Obj  alpha,
FLA_Obj  A,
FLA_Obj  B,
fla_trsm_t *  cntl 
)
16{
17 FLA_Obj ATL, ATR, A00, A01, A02,
18 ABL, ABR, A10, A11, A12,
19 A20, A21, A22;
20
21 FLA_Obj BL, BR, B0, B1, B2;
22
23 dim_t b;
24
25 FLA_Scal_internal( alpha, B,
26 FLA_Cntl_sub_scal( cntl ) );
27
28 FLA_Part_2x2( A, &ATL, &ATR,
29 &ABL, &ABR, 0, 0, FLA_BR );
30
31 FLA_Part_1x2( B, &BL, &BR, 0, FLA_RIGHT );
32
33 while ( FLA_Obj_length( ABR ) < FLA_Obj_length( A ) ){
34
35 b = FLA_Determine_blocksize( ATL, FLA_TL, FLA_Cntl_blocksize( cntl ) );
36
37 FLA_Repart_2x2_to_3x3( ATL, /**/ ATR, &A00, &A01, /**/ &A02,
38 &A10, &A11, /**/ &A12,
39 /* ************* */ /* ******************** */
40 ABL, /**/ ABR, &A20, &A21, /**/ &A22,
41 b, b, FLA_TL );
42
43 FLA_Repart_1x2_to_1x3( BL, /**/ BR, &B0, &B1, /**/ &B2,
44 b, FLA_LEFT );
45
46 /*------------------------------------------------------------*/
47
48 /* B1 = B1 - B2 * A12'; */
49 FLA_Gemm_internal( FLA_NO_TRANSPOSE, FLA_CONJ_TRANSPOSE,
50 FLA_MINUS_ONE, B2, A12, FLA_ONE, B1,
51 FLA_Cntl_sub_gemm( cntl ) );
52
53 /* B1 = B1 / triu( A11' ); */
54 FLA_Trsm_internal( FLA_RIGHT, FLA_UPPER_TRIANGULAR, FLA_CONJ_TRANSPOSE, diagA,
55 FLA_ONE, A11, B1,
56 FLA_Cntl_sub_trsm( cntl ) );
57
58 /*------------------------------------------------------------*/
59
60 FLA_Cont_with_3x3_to_2x2( &ATL, /**/ &ATR, A00, /**/ A01, A02,
61 /* ************** */ /* ****************** */
62 A10, /**/ A11, A12,
63 &ABL, /**/ &ABR, A20, /**/ A21, A22,
64 FLA_BR );
65
66 FLA_Cont_with_1x3_to_1x2( &BL, /**/ &BR, B0, /**/ B1, B2,
67 FLA_RIGHT );
68
69 }
70
71 return FLA_SUCCESS;
72}
FLA_Gemm_internal
FLA_Error FLA_Gemm_internal(FLA_Trans transa, FLA_Trans transb, FLA_Obj alpha, FLA_Obj A, FLA_Obj B, FLA_Obj beta, FLA_Obj C, fla_gemm_t *cntl)
Definition FLA_Gemm_internal.c:16
FLA_Scal_internal
FLA_Error FLA_Scal_internal(FLA_Obj alpha, FLA_Obj A, fla_scal_t *cntl)
Definition FLA_Scal_internal.c:16
FLA_Trsm_internal
FLA_Error FLA_Trsm_internal(FLA_Side side, FLA_Uplo uplo, FLA_Trans transa, FLA_Diag diag, FLA_Obj alpha, FLA_Obj A, FLA_Obj B, fla_trsm_t *cntl)
Definition FLA_Trsm_internal.c:16
FLA_MINUS_ONE
FLA_Obj FLA_MINUS_ONE
Definition FLA_Init.c:22
FLA_ONE
FLA_Obj FLA_ONE
Definition FLA_Init.c:18
FLA_Cont_with_3x3_to_2x2
FLA_Error FLA_Cont_with_3x3_to_2x2(FLA_Obj *ATL, FLA_Obj *ATR, FLA_Obj A00, FLA_Obj A01, FLA_Obj A02, FLA_Obj A10, FLA_Obj A11, FLA_Obj A12, FLA_Obj *ABL, FLA_Obj *ABR, FLA_Obj A20, FLA_Obj A21, FLA_Obj A22, FLA_Quadrant quadrant)
Definition FLA_View.c:304
FLA_Part_2x2
FLA_Error FLA_Part_2x2(FLA_Obj A, FLA_Obj *A11, FLA_Obj *A12, FLA_Obj *A21, FLA_Obj *A22, dim_t mb, dim_t nb, FLA_Quadrant quadrant)
Definition FLA_View.c:17
FLA_Cont_with_1x3_to_1x2
FLA_Error FLA_Cont_with_1x3_to_1x2(FLA_Obj *AL, FLA_Obj *AR, FLA_Obj A0, FLA_Obj A1, FLA_Obj A2, FLA_Side side)
Definition FLA_View.c:475
FLA_Part_1x2
FLA_Error FLA_Part_1x2(FLA_Obj A, FLA_Obj *A1, FLA_Obj *A2, dim_t nb, FLA_Side side)
Definition FLA_View.c:110
FLA_Obj_length
dim_t FLA_Obj_length(FLA_Obj obj)
Definition FLA_Query.c:116
FLA_Repart_2x2_to_3x3
FLA_Error FLA_Repart_2x2_to_3x3(FLA_Obj ATL, FLA_Obj ATR, FLA_Obj *A00, FLA_Obj *A01, FLA_Obj *A02, FLA_Obj *A10, FLA_Obj *A11, FLA_Obj *A12, FLA_Obj ABL, FLA_Obj ABR, FLA_Obj *A20, FLA_Obj *A21, FLA_Obj *A22, dim_t mb, dim_t nb, FLA_Quadrant quadrant)
Definition FLA_View.c:142
FLA_Repart_1x2_to_1x3
FLA_Error FLA_Repart_1x2_to_1x3(FLA_Obj AL, FLA_Obj AR, FLA_Obj *A0, FLA_Obj *A1, FLA_Obj *A2, dim_t nb, FLA_Side side)
Definition FLA_View.c:267
FLA_Determine_blocksize
dim_t FLA_Determine_blocksize(FLA_Obj A_unproc, FLA_Quadrant to_dir, fla_blocksize_t *cntl_blocksizes)
Definition FLA_Blocksize.c:234
dim_t
unsigned long dim_t
Definition FLA_type_defs.h:71
i
int i
Definition bl1_axmyv2.c:145
FLA_Obj_view
Definition FLA_type_defs.h:159

References FLA_Cont_with_1x3_to_1x2(), FLA_Cont_with_3x3_to_2x2(), FLA_Determine_blocksize(), FLA_Gemm_internal(), FLA_MINUS_ONE, FLA_Obj_length(), FLA_ONE, FLA_Part_1x2(), FLA_Part_2x2(), FLA_Repart_1x2_to_1x3(), FLA_Repart_2x2_to_3x3(), FLA_Scal_internal(), FLA_Trsm_internal(), and i.

Referenced by FLA_Trsm_ruh().

◆ FLA_Trsm_ruh_blk_var2()

FLA_Error FLA_Trsm_ruh_blk_var2 ( FLA_Diag  diagA,
FLA_Obj  alpha,
FLA_Obj  A,
FLA_Obj  B,
fla_trsm_t *  cntl 
)
14{
15 FLA_Obj ATL, ATR, A00, A01, A02,
16 ABL, ABR, A10, A11, A12,
17 A20, A21, A22;
18
19 FLA_Obj BL, BR, B0, B1, B2;
20
21 dim_t b;
22
23 FLA_Scal_internal( alpha, B,
24 FLA_Cntl_sub_scal( cntl ) );
25
26 FLA_Part_2x2( A, &ATL, &ATR,
27 &ABL, &ABR, 0, 0, FLA_BR );
28
29 FLA_Part_1x2( B, &BL, &BR, 0, FLA_RIGHT );
30
31 while ( FLA_Obj_length( ABR ) < FLA_Obj_length( A ) ){
32
33 b = FLA_Determine_blocksize( ATL, FLA_TL, FLA_Cntl_blocksize( cntl ) );
34
35 FLA_Repart_2x2_to_3x3( ATL, /**/ ATR, &A00, &A01, /**/ &A02,
36 &A10, &A11, /**/ &A12,
37 /* ************* */ /* ******************** */
38 ABL, /**/ ABR, &A20, &A21, /**/ &A22,
39 b, b, FLA_TL );
40
41 FLA_Repart_1x2_to_1x3( BL, /**/ BR, &B0, &B1, /**/ &B2,
42 b, FLA_LEFT );
43
44 /*------------------------------------------------------------*/
45
46 /* B1 = B1 / triu( A11' ); */
47 FLA_Trsm_internal( FLA_RIGHT, FLA_UPPER_TRIANGULAR, FLA_CONJ_TRANSPOSE, diagA,
48 FLA_ONE, A11, B1,
49 FLA_Cntl_sub_trsm( cntl ) );
50
51 /* B0 = B0 - B1 * A01'; */
52 FLA_Gemm_internal( FLA_NO_TRANSPOSE, FLA_CONJ_TRANSPOSE,
53 FLA_MINUS_ONE, B1, A01, FLA_ONE, B0,
54 FLA_Cntl_sub_gemm( cntl ) );
55
56 /*------------------------------------------------------------*/
57
58 FLA_Cont_with_3x3_to_2x2( &ATL, /**/ &ATR, A00, /**/ A01, A02,
59 /* ************** */ /* ****************** */
60 A10, /**/ A11, A12,
61 &ABL, /**/ &ABR, A20, /**/ A21, A22,
62 FLA_BR );
63
64 FLA_Cont_with_1x3_to_1x2( &BL, /**/ &BR, B0, /**/ B1, B2,
65 FLA_RIGHT );
66
67 }
68
69 return FLA_SUCCESS;
70}

References FLA_Cont_with_1x3_to_1x2(), FLA_Cont_with_3x3_to_2x2(), FLA_Determine_blocksize(), FLA_Gemm_internal(), FLA_MINUS_ONE, FLA_Obj_length(), FLA_ONE, FLA_Part_1x2(), FLA_Part_2x2(), FLA_Repart_1x2_to_1x3(), FLA_Repart_2x2_to_3x3(), FLA_Scal_internal(), FLA_Trsm_internal(), and i.

Referenced by FLA_Trsm_ruh().

◆ FLA_Trsm_ruh_blk_var3()

FLA_Error FLA_Trsm_ruh_blk_var3 ( FLA_Diag  diagA,
FLA_Obj  alpha,
FLA_Obj  A,
FLA_Obj  B,
fla_trsm_t *  cntl 
)
14{
15 FLA_Obj BT, B0,
16 BB, B1,
17 B2;
18
19 dim_t b;
20
21 FLA_Part_2x1( B, &BT,
22 &BB, 0, FLA_TOP );
23
24 while ( FLA_Obj_length( BT ) < FLA_Obj_length( B ) ){
25
26 b = FLA_Determine_blocksize( BB, FLA_BOTTOM, FLA_Cntl_blocksize( cntl ) );
27
28 FLA_Repart_2x1_to_3x1( BT, &B0,
29 /* ** */ /* ** */
30 &B1,
31 BB, &B2, b, FLA_BOTTOM );
32
33 /*------------------------------------------------------------*/
34
35 /* B1 = B1 / triu( A' ); */
36 FLA_Trsm_internal( FLA_RIGHT, FLA_UPPER_TRIANGULAR, FLA_CONJ_TRANSPOSE, diagA,
37 alpha, A, B1,
38 FLA_Cntl_sub_trsm( cntl ) );
39
40 /*------------------------------------------------------------*/
41
42 FLA_Cont_with_3x1_to_2x1( &BT, B0,
43 B1,
44 /* ** */ /* ** */
45 &BB, B2, FLA_TOP );
46
47 }
48
49 return FLA_SUCCESS;
50}
FLA_Cont_with_3x1_to_2x1
FLA_Error FLA_Cont_with_3x1_to_2x1(FLA_Obj *AT, FLA_Obj A0, FLA_Obj A1, FLA_Obj *AB, FLA_Obj A2, FLA_Side side)
Definition FLA_View.c:428
FLA_Repart_2x1_to_3x1
FLA_Error FLA_Repart_2x1_to_3x1(FLA_Obj AT, FLA_Obj *A0, FLA_Obj *A1, FLA_Obj AB, FLA_Obj *A2, dim_t mb, FLA_Side side)
Definition FLA_View.c:226
FLA_Part_2x1
FLA_Error FLA_Part_2x1(FLA_Obj A, FLA_Obj *A1, FLA_Obj *A2, dim_t mb, FLA_Side side)
Definition FLA_View.c:76

References FLA_Cont_with_3x1_to_2x1(), FLA_Determine_blocksize(), FLA_Obj_length(), FLA_Part_2x1(), FLA_Repart_2x1_to_3x1(), FLA_Trsm_internal(), and i.

Referenced by FLA_Trsm_ruh().

◆ FLA_Trsm_ruh_blk_var4()

FLA_Error FLA_Trsm_ruh_blk_var4 ( FLA_Diag  diagA,
FLA_Obj  alpha,
FLA_Obj  A,
FLA_Obj  B,
fla_trsm_t *  cntl 
)
16{
17 FLA_Obj BT, B0,
18 BB, B1,
19 B2;
20
21 dim_t b;
22
23 FLA_Part_2x1( B, &BT,
24 &BB, 0, FLA_BOTTOM );
25
26 while ( FLA_Obj_length( BB ) < FLA_Obj_length( B ) ){
27
28 b = FLA_Determine_blocksize( BT, FLA_TOP, FLA_Cntl_blocksize( cntl ) );
29
30 FLA_Repart_2x1_to_3x1( BT, &B0,
31 &B1,
32 /* ** */ /* ** */
33 BB, &B2, b, FLA_TOP );
34
35 /*------------------------------------------------------------*/
36
37 /* B1 = B1 / triu( A' ); */
38 FLA_Trsm_internal( FLA_RIGHT, FLA_UPPER_TRIANGULAR, FLA_CONJ_TRANSPOSE, diagA,
39 alpha, A, B1,
40 FLA_Cntl_sub_trsm( cntl ) );
41
42 /*------------------------------------------------------------*/
43
44 FLA_Cont_with_3x1_to_2x1( &BT, B0,
45 /* ** */ /* ** */
46 B1,
47 &BB, B2, FLA_BOTTOM );
48
49 }
50
51 return FLA_SUCCESS;
52}

References FLA_Cont_with_3x1_to_2x1(), FLA_Determine_blocksize(), FLA_Obj_length(), FLA_Part_2x1(), FLA_Repart_2x1_to_3x1(), FLA_Trsm_internal(), and i.

Referenced by FLA_Trsm_ruh().

◆ FLA_Trsm_ruh_unb_var1()

FLA_Error FLA_Trsm_ruh_unb_var1 ( FLA_Diag  diagA,
FLA_Obj  alpha,
FLA_Obj  A,
FLA_Obj  B 
)
16{
17 FLA_Obj ATL, ATR, A00, a01, A02,
18 ABL, ABR, a10t, alpha11, a12t,
19 A20, a21, A22;
20
21 FLA_Obj BL, BR, B0, b1, B2;
22
23 FLA_Scal_external( alpha, B );
24
25 FLA_Part_2x2( A, &ATL, &ATR,
26 &ABL, &ABR, 0, 0, FLA_BR );
27
28 FLA_Part_1x2( B, &BL, &BR, 0, FLA_RIGHT );
29
30 while ( FLA_Obj_length( ABR ) < FLA_Obj_length( A ) ){
31
32 FLA_Repart_2x2_to_3x3( ATL, /**/ ATR, &A00, &a01, /**/ &A02,
33 &a10t, &alpha11, /**/ &a12t,
34 /* ************* */ /* ************************** */
35 ABL, /**/ ABR, &A20, &a21, /**/ &A22,
36 1, 1, FLA_TL );
37
38 FLA_Repart_1x2_to_1x3( BL, /**/ BR, &B0, &b1, /**/ &B2,
39 1, FLA_LEFT );
40
41 /*------------------------------------------------------------*/
42
43 /* b1 = b1 - B2 * a12t'; */
44 FLA_Gemvc_external( FLA_NO_TRANSPOSE, FLA_CONJUGATE, FLA_MINUS_ONE, B2, a12t, FLA_ONE, b1 );
45
46 /* b1 = b1 / alpha11'; */
47 if ( diagA != FLA_UNIT_DIAG )
48 FLA_Inv_scalc_external( FLA_CONJUGATE, alpha11, b1 );
49
50 /*------------------------------------------------------------*/
51
52 FLA_Cont_with_3x3_to_2x2( &ATL, /**/ &ATR, A00, /**/ a01, A02,
53 /* ************** */ /* ************************ */
54 a10t, /**/ alpha11, a12t,
55 &ABL, /**/ &ABR, A20, /**/ a21, A22,
56 FLA_BR );
57
58 FLA_Cont_with_1x3_to_1x2( &BL, /**/ &BR, B0, /**/ b1, B2,
59 FLA_RIGHT );
60
61 }
62
63 return FLA_SUCCESS;
64}
FLA_Inv_scalc_external
FLA_Error FLA_Inv_scalc_external(FLA_Conj conjalpha, FLA_Obj alpha, FLA_Obj A)
Definition FLA_Inv_scalc_external.c:13
FLA_Scal_external
FLA_Error FLA_Scal_external(FLA_Obj alpha, FLA_Obj A)
Definition FLA_Scal_external.c:13
FLA_Gemvc_external
FLA_Error FLA_Gemvc_external(FLA_Trans transa, FLA_Conj conjx, FLA_Obj alpha, FLA_Obj A, FLA_Obj x, FLA_Obj beta, FLA_Obj y)
Definition FLA_Gemvc_external.c:13

References FLA_Cont_with_1x3_to_1x2(), FLA_Cont_with_3x3_to_2x2(), FLA_Gemvc_external(), FLA_Inv_scalc_external(), FLA_MINUS_ONE, FLA_Obj_length(), FLA_ONE, FLA_Part_1x2(), FLA_Part_2x2(), FLA_Repart_1x2_to_1x3(), FLA_Repart_2x2_to_3x3(), FLA_Scal_external(), and i.

Referenced by FLA_Trsm_ruh().

◆ FLA_Trsm_ruh_unb_var2()

FLA_Error FLA_Trsm_ruh_unb_var2 ( FLA_Diag  diagA,
FLA_Obj  alpha,
FLA_Obj  A,
FLA_Obj  B 
)
16{
17 FLA_Obj ATL, ATR, A00, a01, A02,
18 ABL, ABR, a10t, alpha11, a12t,
19 A20, a21, A22;
20
21 FLA_Obj BL, BR, B0, b1, B2;
22
23 FLA_Scal_external( alpha, B );
24
25 FLA_Part_2x2( A, &ATL, &ATR,
26 &ABL, &ABR, 0, 0, FLA_BR );
27
28 FLA_Part_1x2( B, &BL, &BR, 0, FLA_RIGHT );
29
30 while ( FLA_Obj_length( ABR ) < FLA_Obj_length( A ) ){
31
32 FLA_Repart_2x2_to_3x3( ATL, /**/ ATR, &A00, &a01, /**/ &A02,
33 &a10t, &alpha11, /**/ &a12t,
34 /* ************* */ /* ************************** */
35 ABL, /**/ ABR, &A20, &a21, /**/ &A22,
36 1, 1, FLA_TL );
37
38 FLA_Repart_1x2_to_1x3( BL, /**/ BR, &B0, &b1, /**/ &B2,
39 1, FLA_LEFT );
40
41 /*------------------------------------------------------------*/
42
43 /* b1 = b1 / alpha11'; */
44 if ( diagA != FLA_UNIT_DIAG )
45 FLA_Inv_scalc_external( FLA_CONJUGATE, alpha11, b1 );
46
47 /* B0 = B0 - b1 * a01'; */
48 FLA_Gerc_external( FLA_NO_CONJUGATE, FLA_CONJUGATE, FLA_MINUS_ONE, b1, a01, B0 );
49
50 /*------------------------------------------------------------*/
51
52 FLA_Cont_with_3x3_to_2x2( &ATL, /**/ &ATR, A00, /**/ a01, A02,
53 /* ************** */ /* ************************ */
54 a10t, /**/ alpha11, a12t,
55 &ABL, /**/ &ABR, A20, /**/ a21, A22,
56 FLA_BR );
57
58 FLA_Cont_with_1x3_to_1x2( &BL, /**/ &BR, B0, /**/ b1, B2,
59 FLA_RIGHT );
60
61 }
62
63 return FLA_SUCCESS;
64}
FLA_Gerc_external
FLA_Error FLA_Gerc_external(FLA_Conj conjx, FLA_Conj conjy, FLA_Obj alpha, FLA_Obj x, FLA_Obj y, FLA_Obj A)
Definition FLA_Gerc_external.c:13

References FLA_Cont_with_1x3_to_1x2(), FLA_Cont_with_3x3_to_2x2(), FLA_Gerc_external(), FLA_Inv_scalc_external(), FLA_MINUS_ONE, FLA_Obj_length(), FLA_Part_1x2(), FLA_Part_2x2(), FLA_Repart_1x2_to_1x3(), FLA_Repart_2x2_to_3x3(), FLA_Scal_external(), and i.

Referenced by FLA_Trsm_ruh().

◆ FLA_Trsm_ruh_unb_var3()

FLA_Error FLA_Trsm_ruh_unb_var3 ( FLA_Diag  diagA,
FLA_Obj  alpha,
FLA_Obj  A,
FLA_Obj  B 
)
16{
17 FLA_Obj BT, B0,
18 BB, b1t,
19 B2;
20
21 FLA_Scal_external( alpha, B );
22
23 FLA_Part_2x1( B, &BT,
24 &BB, 0, FLA_TOP );
25
26 while ( FLA_Obj_length( BT ) < FLA_Obj_length( B ) ){
27
28 FLA_Repart_2x1_to_3x1( BT, &B0,
29 /* ** */ /* *** */
30 &b1t,
31 BB, &B2, 1, FLA_BOTTOM );
32
33 /*------------------------------------------------------------*/
34
35 /* b1t = b1t / triu( A' ); */
36 FLA_Trsv_external( FLA_UPPER_TRIANGULAR, FLA_CONJ_NO_TRANSPOSE, diagA, A, b1t );
37
38 /*------------------------------------------------------------*/
39
40 FLA_Cont_with_3x1_to_2x1( &BT, B0,
41 b1t,
42 /* ** */ /* *** */
43 &BB, B2, FLA_TOP );
44
45 }
46
47 return FLA_SUCCESS;
48}
FLA_Trsv_external
FLA_Error FLA_Trsv_external(FLA_Uplo uplo, FLA_Trans transa, FLA_Diag diag, FLA_Obj A, FLA_Obj x)
Definition FLA_Trsv_external.c:13

References FLA_Cont_with_3x1_to_2x1(), FLA_Obj_length(), FLA_Part_2x1(), FLA_Repart_2x1_to_3x1(), FLA_Scal_external(), FLA_Trsv_external(), and i.

Referenced by FLA_Trsm_ruh().

◆ FLA_Trsm_ruh_unb_var4()

FLA_Error FLA_Trsm_ruh_unb_var4 ( FLA_Diag  diagA,
FLA_Obj  alpha,
FLA_Obj  A,
FLA_Obj  B 
)
16{
17 FLA_Obj BT, B0,
18 BB, b1t,
19 B2;
20
21 FLA_Scal_external( alpha, B );
22
23 FLA_Part_2x1( B, &BT,
24 &BB, 0, FLA_BOTTOM );
25
26 while ( FLA_Obj_length( BB ) < FLA_Obj_length( B ) ){
27
28 FLA_Repart_2x1_to_3x1( BT, &B0,
29 &b1t,
30 /* ** */ /* *** */
31 BB, &B2, 1, FLA_TOP );
32
33 /*------------------------------------------------------------*/
34
35 /* b1t = b1t / triu( A' ); */
36 FLA_Trsv_external( FLA_UPPER_TRIANGULAR, FLA_CONJ_NO_TRANSPOSE, diagA, A, b1t );
37
38 /*------------------------------------------------------------*/
39
40 FLA_Cont_with_3x1_to_2x1( &BT, B0,
41 /* ** */ /* *** */
42 b1t,
43 &BB, B2, FLA_BOTTOM );
44
45 }
46
47 return FLA_SUCCESS;
48}

References FLA_Cont_with_3x1_to_2x1(), FLA_Obj_length(), FLA_Part_2x1(), FLA_Repart_2x1_to_3x1(), FLA_Scal_external(), FLA_Trsv_external(), and i.

Referenced by FLA_Trsm_ruh().

Generated on Thu Sep 23 2021 17:46:17 for libflame by doxygen 1.9.8