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FLA_Syrk_ut_blk_var6.c File Reference

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Functions

FLA_Error FLA_Syrk_ut_blk_var6 (FLA_Obj alpha, FLA_Obj A, FLA_Obj beta, FLA_Obj C, fla_syrk_t *cntl)
 

Function Documentation

◆ FLA_Syrk_ut_blk_var6()

FLA_Error FLA_Syrk_ut_blk_var6 ( FLA_Obj  alpha,
FLA_Obj  A,
FLA_Obj  beta,
FLA_Obj  C,
fla_syrk_t cntl 
)
16 {
17  FLA_Obj AT, A0,
18  AB, A1,
19  A2;
20 
21  dim_t b;
22 
23  FLA_Scalr_internal( FLA_UPPER_TRIANGULAR, beta, C,
24  FLA_Cntl_sub_scalr( cntl ) );
25 
26  FLA_Part_2x1( A, &AT,
27  &AB, 0, FLA_BOTTOM );
28 
29  while ( FLA_Obj_length( AB ) < FLA_Obj_length( A ) ){
30 
31  b = FLA_Determine_blocksize( AT, FLA_TOP, FLA_Cntl_blocksize( cntl ) );
32 
33  FLA_Repart_2x1_to_3x1( AT, &A0,
34  &A1,
35  /* ** */ /* ** */
36  AB, &A2, b, FLA_TOP );
37 
38  /*------------------------------------------------------------*/
39 
40  /* C = C + A1' * A1 */
41  FLA_Syrk_internal( FLA_UPPER_TRIANGULAR, FLA_TRANSPOSE,
42  alpha, A1, FLA_ONE, C,
43  FLA_Cntl_sub_syrk( cntl ) );
44 
45  /*------------------------------------------------------------*/
46 
47  FLA_Cont_with_3x1_to_2x1( &AT, A0,
48  /* ** */ /* ** */
49  A1,
50  &AB, A2, FLA_BOTTOM );
51 
52  }
53 
54  return FLA_SUCCESS;
55 }
FLA_Error FLA_Scalr_internal(FLA_Uplo uplo, FLA_Obj alpha, FLA_Obj A, fla_scalr_t *cntl)
Definition: FLA_Scalr_internal.c:16
FLA_Error FLA_Syrk_internal(FLA_Uplo uplo, FLA_Trans trans, FLA_Obj alpha, FLA_Obj A, FLA_Obj beta, FLA_Obj C, fla_syrk_t *cntl)
Definition: FLA_Syrk_internal.c:16
FLA_Obj FLA_ONE
Definition: FLA_Init.c:18
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_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_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
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_3x1_to_2x1(), FLA_Determine_blocksize(), FLA_Obj_length(), FLA_ONE, FLA_Part_2x1(), FLA_Repart_2x1_to_3x1(), FLA_Scalr_internal(), and FLA_Syrk_internal().

Referenced by FLA_Syrk_ut().