libflame  revision_anchor
Functions
FLA_Axpyt_n_blk_var3.c File Reference

(r)

Functions

FLA_Error FLA_Axpyt_n_blk_var3 (FLA_Obj alpha, FLA_Obj A, FLA_Obj B, fla_axpyt_t *cntl)
 

Function Documentation

◆ FLA_Axpyt_n_blk_var3()

FLA_Error FLA_Axpyt_n_blk_var3 ( FLA_Obj  alpha,
FLA_Obj  A,
FLA_Obj  B,
fla_axpyt_t cntl 
)

References FLA_Axpyt_internal(), FLA_Cont_with_1x3_to_1x2(), FLA_Determine_blocksize(), FLA_Obj_width(), FLA_Part_1x2(), and FLA_Repart_1x2_to_1x3().

Referenced by FLA_Axpyt_n().

14 {
15  FLA_Obj AL, AR, A0, A1, A2;
16 
17  FLA_Obj BL, BR, B0, B1, B2;
18 
19  dim_t b;
20 
21  FLA_Part_1x2( A, &AL, &AR, 0, FLA_LEFT );
22 
23  FLA_Part_1x2( B, &BL, &BR, 0, FLA_LEFT );
24 
25  while ( FLA_Obj_width( AL ) < FLA_Obj_width( A ) ){
26 
27  b = FLA_Determine_blocksize( AR, FLA_RIGHT, FLA_Cntl_blocksize( cntl ) );
28 
29  FLA_Repart_1x2_to_1x3( AL, /**/ AR, &A0, /**/ &A1, &A2,
30  b, FLA_RIGHT );
31 
32  FLA_Repart_1x2_to_1x3( BL, /**/ BR, &B0, /**/ &B1, &B2,
33  b, FLA_RIGHT );
34 
35  /*------------------------------------------------------------*/
36 
37  FLA_Axpyt_internal( FLA_NO_TRANSPOSE, alpha, A1, B1,
38  FLA_Cntl_sub_axpyt( cntl ) );
39 
40  /*------------------------------------------------------------*/
41 
42  FLA_Cont_with_1x3_to_1x2( &AL, /**/ &AR, A0, A1, /**/ A2,
43  FLA_LEFT );
44 
45  FLA_Cont_with_1x3_to_1x2( &BL, /**/ &BR, B0, B1, /**/ B2,
46  FLA_LEFT );
47  }
48 
49  return FLA_SUCCESS;
50 }
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_Axpyt_internal(FLA_Trans trans, FLA_Obj alpha, FLA_Obj A, FLA_Obj B, fla_axpyt_t *cntl)
Definition: FLA_Axpyt_internal.c:16
dim_t FLA_Determine_blocksize(FLA_Obj A_unproc, FLA_Quadrant to_dir, fla_blocksize_t *cntl_blocksizes)
Definition: FLA_Blocksize.c:234
Definition: FLA_type_defs.h:158
dim_t FLA_Obj_width(FLA_Obj obj)
Definition: FLA_Query.c:123
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_1x2(FLA_Obj A, FLA_Obj *A1, FLA_Obj *A2, dim_t nb, FLA_Side side)
Definition: FLA_View.c:110