FLA_Trmm_luh_blk_var3.c File Reference

(r)


Functions

FLA_Error FLA_Trmm_luh_blk_var3 (FLA_Diag diagA, FLA_Obj alpha, FLA_Obj A, FLA_Obj B, fla_trmm_t *cntl)

Function Documentation

FLA_Error FLA_Trmm_luh_blk_var3 ( FLA_Diag  diagA,
FLA_Obj  alpha,
FLA_Obj  A,
FLA_Obj  B,
fla_trmm_t cntl 
)

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

Referenced by FLA_Trmm_luh().

00036 {
00037   FLA_Obj BL,    BR,       B0,  B1,  B2;
00038 
00039   dim_t b;
00040 
00041   FLA_Part_1x2( B,    &BL,  &BR,      0, FLA_LEFT );
00042 
00043   while ( FLA_Obj_width( BL ) < FLA_Obj_width( B ) ){
00044 
00045     b = FLA_Determine_blocksize( BR, FLA_RIGHT, FLA_Cntl_blocksize( cntl ) );
00046 
00047     FLA_Repart_1x2_to_1x3( BL,  /**/ BR,        &B0, /**/ &B1, &B2,
00048                            b, FLA_RIGHT );
00049 
00050     /*------------------------------------------------------------*/
00051 
00052     /* B1 = triu( A )' * B1; */
00053     FLA_Trmm_internal( FLA_LEFT, FLA_UPPER_TRIANGULAR, FLA_CONJ_TRANSPOSE, diagA,
00054                        alpha, A, B1,
00055                        FLA_Cntl_sub_trmm( cntl ) );
00056 
00057     /*------------------------------------------------------------*/
00058 
00059     FLA_Cont_with_1x3_to_1x2( &BL,  /**/ &BR,        B0, B1, /**/ B2,
00060                               FLA_LEFT );
00061 
00062   }
00063 
00064   return FLA_SUCCESS;
00065 }


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