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FLA_Trsm_rln_blk_var3.c File Reference

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Functions

FLA_Error FLA_Trsm_rln_blk_var3 (FLA_Diag diagA, FLA_Obj alpha, FLA_Obj A, FLA_Obj B, fla_trsm_t *cntl)
 

Function Documentation

◆ FLA_Trsm_rln_blk_var3()

FLA_Error FLA_Trsm_rln_blk_var3 ( FLA_Diag  diagA,
FLA_Obj  alpha,
FLA_Obj  A,
FLA_Obj  B,
fla_trsm_t cntl 
)

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

Referenced by FLA_Trsm_rln().

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 / tril( A ); */
36  FLA_Trsm_internal( FLA_RIGHT, FLA_LOWER_TRIANGULAR, FLA_NO_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_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
unsigned long dim_t
Definition: FLA_type_defs.h:71
dim_t FLA_Determine_blocksize(FLA_Obj A_unproc, FLA_Quadrant to_dir, fla_blocksize_t *cntl_blocksizes)
Definition: FLA_Blocksize.c:234
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
Definition: FLA_type_defs.h:158
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
dim_t FLA_Obj_length(FLA_Obj obj)
Definition: FLA_Query.c:116
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