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FLA_Gemm_tt_blk_var4.c File Reference

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Functions

FLA_Error FLA_Gemm_tt_blk_var4 (FLA_Obj alpha, FLA_Obj A, FLA_Obj B, FLA_Obj beta, FLA_Obj C, fla_gemm_t *cntl)
 

Function Documentation

◆ FLA_Gemm_tt_blk_var4()

FLA_Error FLA_Gemm_tt_blk_var4 ( FLA_Obj  alpha,
FLA_Obj  A,
FLA_Obj  B,
FLA_Obj  beta,
FLA_Obj  C,
fla_gemm_t cntl 
)
16 {
17  FLA_Obj BT, B0,
18  BB, B1,
19  B2;
20 
21  FLA_Obj CL, CR, C0, C1, C2;
22 
23  dim_t b;
24 
25  FLA_Part_2x1( B, &BT,
26  &BB, 0, FLA_BOTTOM );
27 
28  FLA_Part_1x2( C, &CL, &CR, 0, FLA_RIGHT );
29 
30  while ( FLA_Obj_length( BB ) < FLA_Obj_length( B ) ){
31 
32  b = FLA_Determine_blocksize( BT, FLA_TOP, FLA_Cntl_blocksize( cntl ) );
33 
34  FLA_Repart_2x1_to_3x1( BT, &B0,
35  &B1,
36  /* ** */ /* ** */
37  BB, &B2, b, FLA_TOP );
38 
39  FLA_Repart_1x2_to_1x3( CL, /**/ CR, &C0, &C1, /**/ &C2,
40  b, FLA_LEFT );
41 
42  /*------------------------------------------------------------*/
43 
44  /* C1 = alpha * A' * B1' + C1; */
45  FLA_Gemm_internal( FLA_TRANSPOSE, FLA_TRANSPOSE,
46  alpha, A, B1, beta, C1,
47  FLA_Cntl_sub_gemm( cntl ) );
48 
49  /*------------------------------------------------------------*/
50 
51  FLA_Cont_with_3x1_to_2x1( &BT, B0,
52  /* ** */ /* ** */
53  B1,
54  &BB, B2, FLA_BOTTOM );
55 
56  FLA_Cont_with_1x3_to_1x2( &CL, /**/ &CR, C0, /**/ C1, C2,
57  FLA_RIGHT );
58 
59  }
60 
61  return FLA_SUCCESS;
62 }
FLA_Error FLA_Gemm_internal(FLA_Trans transa, FLA_Trans transb, FLA_Obj alpha, FLA_Obj A, FLA_Obj B, FLA_Obj beta, FLA_Obj C, fla_gemm_t *cntl)
Definition: FLA_Gemm_internal.c:16
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_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
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
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_Cont_with_3x1_to_2x1(), FLA_Determine_blocksize(), FLA_Gemm_internal(), FLA_Obj_length(), FLA_Part_1x2(), FLA_Part_2x1(), FLA_Repart_1x2_to_1x3(), and FLA_Repart_2x1_to_3x1().

Referenced by FLA_Gemm_tt().