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Functions
FLA_CAQR2_UT_blk_var2.c File Reference

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Functions

FLA_Error FLA_CAQR2_UT_blk_var2 (FLA_Obj U, FLA_Obj D, FLA_Obj T, fla_caqr2ut_t *cntl)
 

Function Documentation

◆ FLA_CAQR2_UT_blk_var2()

FLA_Error FLA_CAQR2_UT_blk_var2 ( FLA_Obj  U,
FLA_Obj  D,
FLA_Obj  T,
fla_caqr2ut_t cntl 
)

References FLA_CAQR2_UT_internal(), FLA_Cont_with_3x1_to_2x1(), FLA_Determine_blocksize(), FLA_Obj_length(), FLA_Part_2x1(), and FLA_Repart_2x1_to_3x1().

Referenced by FLA_CAQR2_UT_internal().

15 {
16  FLA_Obj DT, D0,
17  DB, D1,
18  D2;
19 
20  FLA_Obj TT, T0,
21  TB, T1,
22  T2;
23 
24  dim_t b;
25 
26  FLA_Part_2x1( D, &DT,
27  &DB, 0, FLA_TOP );
28 
29  FLA_Part_2x1( T, &TT,
30  &TB, 0, FLA_TOP );
31 
32  while ( FLA_Obj_length( DT ) < FLA_Obj_length( D ) ){
33 
34  b = FLA_Determine_blocksize( DB, FLA_BOTTOM, FLA_Cntl_blocksize( cntl ) );
35 
36  FLA_Repart_2x1_to_3x1( DT, &D0,
37  /* ** */ /* ****** */
38  &D1,
39  DB, &D2, b, FLA_BOTTOM );
40 
41  FLA_Repart_2x1_to_3x1( TT, &T0,
42  /* ** */ /* ****** */
43  &T1,
44  TB, &T2, b, FLA_BOTTOM );
45 
46  /*------------------------------------------------------------*/
47 
48  // [ U, ...
49  // D1, T ] = FLA_CAQR2_UT( U
50  // D1, T1 );
51 
53  D1, T1,
54  FLA_Cntl_sub_caqr2ut( cntl ) );
55 
56  /*------------------------------------------------------------*/
57 
58  FLA_Cont_with_3x1_to_2x1( &DT, D0,
59  D1,
60  /* ** */ /* ****** */
61  &DB, D2, FLA_TOP );
62 
63  FLA_Cont_with_3x1_to_2x1( &TT, T0,
64  T1,
65  /* ** */ /* ****** */
66  &TB, T2, FLA_TOP );
67  }
68 
69  return FLA_SUCCESS;
70 }
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
unsigned long dim_t
Definition: FLA_type_defs.h:71
FLA_Error FLA_CAQR2_UT_internal(FLA_Obj U, FLA_Obj D, FLA_Obj T, fla_caqr2ut_t *cntl)
Definition: FLA_CAQR2_UT_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
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_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