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FLA_Gemm_nt_blk_var3.c File Reference

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Functions

FLA_Error FLA_Gemm_nt_blk_var3 (FLA_Obj alpha, FLA_Obj A, FLA_Obj B, FLA_Obj beta, FLA_Obj C, fla_gemm_t *cntl)
 

Function Documentation

◆ FLA_Gemm_nt_blk_var3()

FLA_Error FLA_Gemm_nt_blk_var3 ( FLA_Obj  alpha,
FLA_Obj  A,
FLA_Obj  B,
FLA_Obj  beta,
FLA_Obj  C,
fla_gemm_t cntl 
)

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_nt().

14 {
15  FLA_Obj BT, B0,
16  BB, B1,
17  B2;
18 
19  FLA_Obj CL, CR, C0, C1, C2;
20 
21  dim_t b;
22 
23  FLA_Part_2x1( B, &BT,
24  &BB, 0, FLA_TOP );
25 
26  FLA_Part_1x2( C, &CL, &CR, 0, FLA_LEFT );
27 
28  while ( FLA_Obj_length( BT ) < FLA_Obj_length( B ) ){
29 
30  b = FLA_Determine_blocksize( BB, FLA_BOTTOM, FLA_Cntl_blocksize( cntl ) );
31 
32  FLA_Repart_2x1_to_3x1( BT, &B0,
33  /* ** */ /* ** */
34  &B1,
35  BB, &B2, b, FLA_BOTTOM );
36 
37  FLA_Repart_1x2_to_1x3( CL, /**/ CR, &C0, /**/ &C1, &C2,
38  b, FLA_RIGHT );
39 
40  /*------------------------------------------------------------*/
41 
42  /* C1 = alpha * A * B1' + C1; */
43  FLA_Gemm_internal( FLA_NO_TRANSPOSE, FLA_TRANSPOSE,
44  alpha, A, B1, beta, C1,
45  FLA_Cntl_sub_gemm( cntl ) );
46 
47  /*------------------------------------------------------------*/
48 
49  FLA_Cont_with_3x1_to_2x1( &BT, B0,
50  B1,
51  /* ** */ /* ** */
52  &BB, B2, FLA_TOP );
53 
54  FLA_Cont_with_1x3_to_1x2( &CL, /**/ &CR, C0, C1, /**/ C2,
55  FLA_LEFT );
56 
57  }
58 
59  return FLA_SUCCESS;
60 }
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
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
unsigned long dim_t
Definition: FLA_type_defs.h:71
dim_t FLA_Determine_blocksize(FLA_Obj A_unproc, FLA_Quadrant to_dir, fla_blocksize_t *cntl_blocksizes)
Definition: FLA_Blocksize.c:234
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
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
dim_t FLA_Obj_length(FLA_Obj obj)
Definition: FLA_Query.c:116