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FLA_Symm_lu_blk_var9.c File Reference

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Functions

FLA_Error FLA_Symm_lu_blk_var9 (FLA_Obj alpha, FLA_Obj A, FLA_Obj B, FLA_Obj beta, FLA_Obj C, fla_symm_t *cntl)
 

Function Documentation

◆ FLA_Symm_lu_blk_var9()

FLA_Error FLA_Symm_lu_blk_var9 ( FLA_Obj  alpha,
FLA_Obj  A,
FLA_Obj  B,
FLA_Obj  beta,
FLA_Obj  C,
fla_symm_t cntl 
)
14 {
15  FLA_Obj BL, BR, B0, B1, B2;
16 
17  FLA_Obj CL, CR, C0, C1, C2;
18 
19  dim_t b;
20 
21  FLA_Part_1x2( B, &BL, &BR, 0, FLA_LEFT );
22 
23  FLA_Part_1x2( C, &CL, &CR, 0, FLA_LEFT );
24 
25  while ( FLA_Obj_width( BL ) < FLA_Obj_width( B ) ){
26 
27  b = FLA_Determine_blocksize( BR, FLA_RIGHT, FLA_Cntl_blocksize( cntl ) );
28 
29  FLA_Repart_1x2_to_1x3( BL, /**/ BR, &B0, /**/ &B1, &B2,
30  b, FLA_RIGHT );
31 
32  FLA_Repart_1x2_to_1x3( CL, /**/ CR, &C0, /**/ &C1, &C2,
33  b, FLA_RIGHT );
34 
35  /*------------------------------------------------------------*/
36 
37  /* C1 = C1 + A * B1 */
38  FLA_Symm_internal( FLA_LEFT, FLA_UPPER_TRIANGULAR,
39  alpha, A, B1, beta, C1,
40  FLA_Cntl_sub_symm( cntl ) );
41 
42  /*------------------------------------------------------------*/
43 
44  FLA_Cont_with_1x3_to_1x2( &BL, /**/ &BR, B0, B1, /**/ B2,
45  FLA_LEFT );
46 
47  FLA_Cont_with_1x3_to_1x2( &CL, /**/ &CR, C0, C1, /**/ C2,
48  FLA_LEFT );
49 
50  }
51 
52  return FLA_SUCCESS;
53 }
FLA_Error FLA_Symm_internal(FLA_Side side, FLA_Uplo uplo, FLA_Obj alpha, FLA_Obj A, FLA_Obj B, FLA_Obj beta, FLA_Obj C, fla_symm_t *cntl)
Definition: FLA_Symm_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_Symm_internal().

Referenced by FLA_Symm_lu().