FLA_Trsm_llt_blk_var4.c File Reference

(r)

Functions
FLA_Error	FLA_Trsm_llt_blk_var4 (FLA_Diag diagA, FLA_Obj alpha, FLA_Obj A, FLA_Obj B, fla_trsm_t *cntl)

Function Documentation

FLA_Trsm_llt_blk_var4()

FLA_Error FLA_Trsm_llt_blk_var4	(	FLA_Diag	diagA,
		FLA_Obj	alpha,
		FLA_Obj	A,
		FLA_Obj	B,
		fla_trsm_t *	cntl
	)

{
  FLA_Obj BL,    BR,       B0,  B1,  B2;
 
  dim_t b;
 
  FLA_Part_1x2( B,    &BL,  &BR,      0, FLA_RIGHT );
 
  while ( FLA_Obj_width( BR ) < FLA_Obj_width( B ) ){
 
    b = FLA_Determine_blocksize( BL, FLA_LEFT, FLA_Cntl_blocksize( cntl ) );
 
    FLA_Repart_1x2_to_1x3( BL,  /**/ BR,        &B0, &B1, /**/ &B2,
                           b, FLA_LEFT );
 
    /*------------------------------------------------------------*/
 
    /* B1 = tril( A' ) \ B1; */
    FLA_Trsm_internal( FLA_LEFT, FLA_LOWER_TRIANGULAR, FLA_TRANSPOSE, diagA,
                       alpha, A, B1,
                       FLA_Cntl_sub_trsm( cntl ) );
 
    /*------------------------------------------------------------*/
 
    FLA_Cont_with_1x3_to_1x2( &BL,  /**/ &BR,        B0, /**/ B1, B2,
                              FLA_RIGHT );
 
  }
 
  return FLA_SUCCESS;
}

References FLA_Cont_with_1x3_to_1x2(), FLA_Determine_blocksize(), FLA_Obj_width(), FLA_Part_1x2(), FLA_Repart_1x2_to_1x3(), FLA_Trsm_internal(), and i.

Referenced by FLA_Trsm_llt().