FLA_Hemm_ru_blk_var10.c File Reference

(r)


Functions

FLA_Error FLA_Hemm_ru_blk_var10 (FLA_Obj alpha, FLA_Obj A, FLA_Obj B, FLA_Obj beta, FLA_Obj C, fla_hemm_t *cntl)

Function Documentation

FLA_Error FLA_Hemm_ru_blk_var10 ( FLA_Obj  alpha,
FLA_Obj  A,
FLA_Obj  B,
FLA_Obj  beta,
FLA_Obj  C,
fla_hemm_t cntl 
)

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

Referenced by FLA_Hemm_ru().

00038 {
00039   FLA_Obj BT,              B0,
00040           BB,              B1,
00041                            B2;
00042 
00043   FLA_Obj CT,              C0,
00044           CB,              C1,
00045                            C2;
00046 
00047   dim_t b;
00048 
00049   FLA_Part_2x1( B,    &BT, 
00050                       &BB,            0, FLA_BOTTOM );
00051 
00052   FLA_Part_2x1( C,    &CT, 
00053                       &CB,            0, FLA_BOTTOM );
00054 
00055   while ( FLA_Obj_length( BB ) < FLA_Obj_length( B ) ){
00056 
00057     b = FLA_Determine_blocksize( BT, FLA_TOP, FLA_Cntl_blocksize( cntl ) );
00058 
00059     FLA_Repart_2x1_to_3x1( BT,                &B0, 
00060                                               &B1, 
00061                         /* ** */            /* ** */
00062                            BB,                &B2,        b, FLA_TOP );
00063 
00064     FLA_Repart_2x1_to_3x1( CT,                &C0, 
00065                                               &C1, 
00066                         /* ** */            /* ** */
00067                            CB,                &C2,        b, FLA_TOP );
00068 
00069     /*------------------------------------------------------------*/
00070 
00071     /* C1 = C1 + B1 * A */
00072     FLA_Hemm_internal( FLA_RIGHT, FLA_UPPER_TRIANGULAR, 
00073                        alpha, A, B1, beta, C1,
00074                        FLA_Cntl_sub_hemm( cntl ) );
00075 
00076     /*------------------------------------------------------------*/
00077 
00078     FLA_Cont_with_3x1_to_2x1( &BT,                B0, 
00079                             /* ** */           /* ** */
00080                                                   B1, 
00081                               &BB,                B2,     FLA_BOTTOM );
00082 
00083     FLA_Cont_with_3x1_to_2x1( &CT,                C0, 
00084                             /* ** */           /* ** */
00085                                                   C1, 
00086                               &CB,                C2,     FLA_BOTTOM );
00087 
00088   }
00089 
00090   return FLA_SUCCESS;
00091 }


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