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FLA_Trmm_llt_blk_var3.c File Reference

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Functions

FLA_Error FLA_Trmm_llt_blk_var3 (FLA_Diag diagA, FLA_Obj alpha, FLA_Obj A, FLA_Obj B, fla_trmm_t *cntl)
 

Function Documentation

◆ FLA_Trmm_llt_blk_var3()

FLA_Error FLA_Trmm_llt_blk_var3 ( FLA_Diag  diagA,
FLA_Obj  alpha,
FLA_Obj  A,
FLA_Obj  B,
fla_trmm_t cntl 
)
14 {
15  FLA_Obj BL, BR, B0, B1, B2;
16 
17  dim_t b;
18 
19  FLA_Part_1x2( B, &BL, &BR, 0, FLA_LEFT );
20 
21  while ( FLA_Obj_width( BL ) < FLA_Obj_width( B ) ){
22 
23  b = FLA_Determine_blocksize( BR, FLA_RIGHT, FLA_Cntl_blocksize( cntl ) );
24 
25  FLA_Repart_1x2_to_1x3( BL, /**/ BR, &B0, /**/ &B1, &B2,
26  b, FLA_RIGHT );
27 
28  /*------------------------------------------------------------*/
29 
30  /* B1 = tril( A )' * B1 */
31  FLA_Trmm_internal( FLA_LEFT, FLA_LOWER_TRIANGULAR, FLA_TRANSPOSE, diagA,
32  alpha, A, B1,
33  FLA_Cntl_sub_trmm( cntl ) );
34 
35  /*------------------------------------------------------------*/
36 
37  FLA_Cont_with_1x3_to_1x2( &BL, /**/ &BR, B0, B1, /**/ B2,
38  FLA_LEFT );
39 
40  }
41 
42  return FLA_SUCCESS;
43 }
FLA_Error FLA_Trmm_internal(FLA_Side side, FLA_Uplo uplo, FLA_Trans transa, FLA_Diag diag, FLA_Obj alpha, FLA_Obj A, FLA_Obj B, fla_trmm_t *cntl)
Definition: FLA_Trmm_internal.c:16
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
dim_t FLA_Obj_width(FLA_Obj obj)
Definition: FLA_Query.c:123
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_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
dim_t FLA_Determine_blocksize(FLA_Obj A_unproc, FLA_Quadrant to_dir, fla_blocksize_t *cntl_blocksizes)
Definition: FLA_Blocksize.c:234
unsigned long dim_t
Definition: FLA_type_defs.h:71
Definition: FLA_type_defs.h:159

References FLA_Cont_with_1x3_to_1x2(), FLA_Determine_blocksize(), FLA_Obj_width(), FLA_Part_1x2(), FLA_Repart_1x2_to_1x3(), and FLA_Trmm_internal().

Referenced by FLA_Trmm_llt().