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FLA_SA_FS_blk.c File Reference

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Functions

FLA_Error FLA_SA_FS_blk (FLA_Obj L, FLA_Obj D, FLA_Obj p, FLA_Obj C, FLA_Obj E, dim_t nb_alg)
 

Function Documentation

◆ FLA_SA_FS_blk()

FLA_Error FLA_SA_FS_blk ( FLA_Obj  L,
FLA_Obj  D,
FLA_Obj  p,
FLA_Obj  C,
FLA_Obj  E,
dim_t  nb_alg 
)

References FLA_Cont_with_1x3_to_1x2(), FLA_Cont_with_3x1_to_2x1(), FLA_Gemm_external(), FLA_MINUS_ONE, FLA_Obj_length(), FLA_ONE, FLA_Part_1x2(), FLA_Part_2x1(), FLA_Repart_1x2_to_1x3(), FLA_Repart_2x1_to_3x1(), FLA_SA_Apply_pivots(), and FLA_Trsm_external().

Referenced by FLA_SA_FS_task(), and FLASH_FS_incpiv_aux2().

16 {
17  FLA_Obj LT, L0,
18  LB, L1,
19  L2;
20 
21  FLA_Obj DL, DR, D0, D1, D2;
22 
23  FLA_Obj pT, p0,
24  pB, p1,
25  p2;
26 
27  FLA_Obj CT, C0,
28  CB, C1,
29  C2;
30 
31  FLA_Obj L1_sqr, L1_rest;
32 
33  dim_t b;
34 
35  FLA_Part_2x1( L, &LT,
36  &LB, 0, FLA_TOP );
37 
38  FLA_Part_1x2( D, &DL, &DR, 0, FLA_LEFT );
39 
40  FLA_Part_2x1( p, &pT,
41  &pB, 0, FLA_TOP );
42 
43  FLA_Part_2x1( C, &CT,
44  &CB, 0, FLA_TOP );
45 
46  while ( FLA_Obj_length( LT ) < FLA_Obj_length( L ) )
47  {
48  b = min( FLA_Obj_length( LB ), nb_alg );
49 
50  FLA_Repart_2x1_to_3x1( LT, &L0,
51  /* ** */ /* ** */
52  &L1,
53  LB, &L2, b, FLA_BOTTOM );
54 
55  FLA_Repart_1x2_to_1x3( DL, /**/ DR, &D0, /**/ &D1, &D2,
56  b, FLA_RIGHT );
57 
58  FLA_Repart_2x1_to_3x1( pT, &p0,
59  /* ** */ /* ** */
60  &p1,
61  pB, &p2, b, FLA_BOTTOM );
62 
63  FLA_Repart_2x1_to_3x1( CT, &C0,
64  /* ** */ /* ** */
65  &C1,
66  CB, &C2, b, FLA_BOTTOM );
67 
68  /*------------------------------------------------------------*/
69 
70  FLA_Part_1x2( L1, &L1_sqr, &L1_rest, b, FLA_LEFT );
71 
72 
74  E, p1 );
75 
76  FLA_Trsm_external( FLA_LEFT, FLA_LOWER_TRIANGULAR,
77  FLA_NO_TRANSPOSE, FLA_UNIT_DIAG,
78  FLA_ONE, L1_sqr, C1 );
79 
80  FLA_Gemm_external( FLA_NO_TRANSPOSE, FLA_NO_TRANSPOSE,
81  FLA_MINUS_ONE, D1, C1, FLA_ONE, E );
82 
83  /*------------------------------------------------------------*/
84 
85  FLA_Cont_with_3x1_to_2x1( &LT, L0,
86  L1,
87  /* ** */ /* ** */
88  &LB, L2, FLA_TOP );
89 
90  FLA_Cont_with_1x3_to_1x2( &DL, /**/ &DR, D0, D1, /**/ D2,
91  FLA_LEFT );
92 
93  FLA_Cont_with_3x1_to_2x1( &pT, p0,
94  p1,
95  /* ** */ /* ** */
96  &pB, p2, FLA_TOP );
97 
98  FLA_Cont_with_3x1_to_2x1( &CT, C0,
99  C1,
100  /* ** */ /* ** */
101  &CB, C2, FLA_TOP );
102  }
103 
104  return FLA_SUCCESS;
105 }
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_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
unsigned long dim_t
Definition: FLA_type_defs.h:71
FLA_Error FLA_SA_Apply_pivots(FLA_Obj C, FLA_Obj E, FLA_Obj p)
Definition: FLA_SA_Apply_pivots.c:13
FLA_Obj FLA_MINUS_ONE
Definition: FLA_Init.c:22
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_Obj FLA_ONE
Definition: FLA_Init.c:18
Definition: FLA_type_defs.h:158
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
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
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_Trsm_external(FLA_Side side, FLA_Uplo uplo, FLA_Trans trans, FLA_Diag diag, FLA_Obj alpha, FLA_Obj A, FLA_Obj B)
Definition: FLA_Trsm_external.c:13
dim_t FLA_Obj_length(FLA_Obj obj)
Definition: FLA_Query.c:116
FLA_Error FLA_Gemm_external(FLA_Trans transa, FLA_Trans transb, FLA_Obj alpha, FLA_Obj A, FLA_Obj B, FLA_Obj beta, FLA_Obj C)
Definition: FLA_Gemm_external.c:13