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FLA_Syrk_ut_blk_var5.c File Reference

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Functions

FLA_Error FLA_Syrk_ut_blk_var5 (FLA_Obj alpha, FLA_Obj A, FLA_Obj beta, FLA_Obj C, fla_syrk_t *cntl)
 

Function Documentation

◆ FLA_Syrk_ut_blk_var5()

FLA_Error FLA_Syrk_ut_blk_var5 ( FLA_Obj  alpha,
FLA_Obj  A,
FLA_Obj  beta,
FLA_Obj  C,
fla_syrk_t cntl 
)
14 {
15  FLA_Obj AT, A0,
16  AB, A1,
17  A2;
18 
19  dim_t b;
20 
21  FLA_Scalr_internal( FLA_UPPER_TRIANGULAR, beta, C,
22  FLA_Cntl_sub_scalr( cntl ) );
23 
24  FLA_Part_2x1( A, &AT,
25  &AB, 0, FLA_TOP );
26 
27  while ( FLA_Obj_length( AT ) < FLA_Obj_length( A ) ){
28 
29  b = FLA_Determine_blocksize( AB, FLA_BOTTOM, FLA_Cntl_blocksize( cntl ) );
30 
31  FLA_Repart_2x1_to_3x1( AT, &A0,
32  /* ** */ /* ** */
33  &A1,
34  AB, &A2, b, FLA_BOTTOM );
35 
36  /*------------------------------------------------------------*/
37 
38  /* C = C + A1' * A1 */
39  FLA_Syrk_internal( FLA_UPPER_TRIANGULAR, FLA_TRANSPOSE,
40  alpha, A1, FLA_ONE, C,
41  FLA_Cntl_sub_syrk( cntl ) );
42 
43  /*------------------------------------------------------------*/
44 
45  FLA_Cont_with_3x1_to_2x1( &AT, A0,
46  A1,
47  /* ** */ /* ** */
48  &AB, A2, FLA_TOP );
49 
50  }
51 
52  return FLA_SUCCESS;
53 }
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().