FLA_Gemv_t.h File Reference

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Functions

FLA_Error FLA_Gemv_t_blk_var1 (FLA_Obj alpha, FLA_Obj A, FLA_Obj x, FLA_Obj beta, FLA_Obj y, fla_gemv_t *cntl)
FLA_Error FLA_Gemv_t_blk_var2 (FLA_Obj alpha, FLA_Obj A, FLA_Obj x, FLA_Obj beta, FLA_Obj y, fla_gemv_t *cntl)
FLA_Error FLA_Gemv_t_blk_var5 (FLA_Obj alpha, FLA_Obj A, FLA_Obj x, FLA_Obj beta, FLA_Obj y, fla_gemv_t *cntl)
FLA_Error FLA_Gemv_t_blk_var6 (FLA_Obj alpha, FLA_Obj A, FLA_Obj x, FLA_Obj beta, FLA_Obj y, fla_gemv_t *cntl)


Function Documentation

FLA_Error FLA_Gemv_t_blk_var1 ( FLA_Obj  alpha,
FLA_Obj  A,
FLA_Obj  x,
FLA_Obj  beta,
FLA_Obj  y,
fla_gemv_t cntl 
)

References FLA_Cont_with_1x3_to_1x2(), FLA_Cont_with_3x1_to_2x1(), FLA_Determine_blocksize(), FLA_Gemv_internal(), FLA_Obj_width(), FLA_Part_1x2(), FLA_Part_2x1(), FLA_Repart_1x2_to_1x3(), and FLA_Repart_2x1_to_3x1().

Referenced by FLA_Gemv_t().

00036 {
00037   FLA_Obj AL,    AR,       A0,  A1,  A2;
00038 
00039   FLA_Obj yT,              y0,
00040           yB,              y1,
00041                            y2;
00042 
00043   dim_t b;
00044 
00045   FLA_Part_1x2( A,    &AL,  &AR,      0, FLA_LEFT );
00046 
00047   FLA_Part_2x1( y,    &yT, 
00048                       &yB,            0, FLA_TOP );
00049 
00050   while ( FLA_Obj_width( AL ) < FLA_Obj_width( A ) ){
00051 
00052     b = FLA_Determine_blocksize( AR, FLA_RIGHT, FLA_Cntl_blocksize( cntl ) );
00053 
00054     FLA_Repart_1x2_to_1x3( AL,  /**/ AR,        &A0, /**/ &A1, &A2,
00055                            b, FLA_RIGHT );
00056 
00057     FLA_Repart_2x1_to_3x1( yT,                &y0, 
00058                         /* ** */            /* ** */
00059                                               &y1, 
00060                            yB,                &y2,        b, FLA_BOTTOM );
00061 
00062     /*------------------------------------------------------------*/
00063 
00064     /* y1 = alpha * A1' * x + y1 */
00065     FLA_Gemv_internal( FLA_TRANSPOSE, 
00066                        alpha, A1, x, beta, y1,
00067                        FLA_Cntl_sub_gemv( cntl ) );
00068 
00069     /*------------------------------------------------------------*/
00070 
00071     FLA_Cont_with_1x3_to_1x2( &AL,  /**/ &AR,        A0, A1, /**/ A2,
00072                               FLA_LEFT );
00073 
00074     FLA_Cont_with_3x1_to_2x1( &yT,                y0, 
00075                                                   y1, 
00076                             /* ** */           /* ** */
00077                               &yB,                y2,     FLA_TOP );
00078 
00079   }
00080 
00081   return FLA_SUCCESS;
00082 }

FLA_Error FLA_Gemv_t_blk_var2 ( FLA_Obj  alpha,
FLA_Obj  A,
FLA_Obj  x,
FLA_Obj  beta,
FLA_Obj  y,
fla_gemv_t cntl 
)

References FLA_Cont_with_1x3_to_1x2(), FLA_Cont_with_3x1_to_2x1(), FLA_Determine_blocksize(), FLA_Gemv_internal(), FLA_Obj_width(), FLA_Part_1x2(), FLA_Part_2x1(), FLA_Repart_1x2_to_1x3(), and FLA_Repart_2x1_to_3x1().

Referenced by FLA_Gemv_t().

00038 {
00039   FLA_Obj AL,    AR,       A0,  A1,  A2;
00040 
00041   FLA_Obj yT,              y0,
00042           yB,              y1,
00043                            y2;
00044 
00045   dim_t b;
00046 
00047   FLA_Part_1x2( A,    &AL,  &AR,      0, FLA_RIGHT );
00048 
00049   FLA_Part_2x1( y,    &yT, 
00050                       &yB,            0, FLA_BOTTOM );
00051 
00052   while ( FLA_Obj_width( AR ) < FLA_Obj_width( A ) ){
00053 
00054     b = FLA_Determine_blocksize( AL, FLA_LEFT, FLA_Cntl_blocksize( cntl ) );
00055 
00056     FLA_Repart_1x2_to_1x3( AL,  /**/ AR,        &A0, &A1, /**/ &A2,
00057                            b, FLA_LEFT );
00058 
00059     FLA_Repart_2x1_to_3x1( yT,                &y0, 
00060                                               &y1, 
00061                         /* ** */            /* ** */
00062                            yB,                &y2,        b, FLA_TOP );
00063 
00064     /*------------------------------------------------------------*/
00065 
00066     /* y1 = alpha * A1' * x + y1 */
00067     FLA_Gemv_internal( FLA_TRANSPOSE, 
00068                        alpha, A1, x, beta, y1,
00069                        FLA_Cntl_sub_gemv( cntl ) );
00070 
00071     /*------------------------------------------------------------*/
00072 
00073     FLA_Cont_with_1x3_to_1x2( &AL,  /**/ &AR,        A0, /**/ A1, A2,
00074                               FLA_RIGHT );
00075 
00076     FLA_Cont_with_3x1_to_2x1( &yT,                y0, 
00077                             /* ** */           /* ** */
00078                                                   y1, 
00079                               &yB,                y2,     FLA_BOTTOM );
00080 
00081   }
00082 
00083   return FLA_SUCCESS;
00084 }

FLA_Error FLA_Gemv_t_blk_var5 ( FLA_Obj  alpha,
FLA_Obj  A,
FLA_Obj  x,
FLA_Obj  beta,
FLA_Obj  y,
fla_gemv_t cntl 
)

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

Referenced by FLA_Gemv_t().

00036 {
00037   FLA_Obj AT,              A0,
00038           AB,              A1,
00039                            A2;
00040 
00041   FLA_Obj xT,              x0,
00042           xB,              x1,
00043                            x2;
00044 
00045   dim_t b;
00046 
00047   FLA_Part_2x1( A,    &AT, 
00048                       &AB,            0, FLA_TOP );
00049 
00050   FLA_Part_2x1( x,    &xT, 
00051                       &xB,            0, FLA_TOP );
00052 
00053   while ( FLA_Obj_length( AT ) < FLA_Obj_length( A ) ){
00054 
00055     b = FLA_Determine_blocksize( AB, FLA_BOTTOM, FLA_Cntl_blocksize( cntl ) );
00056 
00057     FLA_Repart_2x1_to_3x1( AT,                &A0, 
00058                         /* ** */            /* ** */
00059                                               &A1, 
00060                            AB,                &A2,        b, FLA_BOTTOM );
00061 
00062     FLA_Repart_2x1_to_3x1( xT,                &x0, 
00063                         /* ** */            /* ** */
00064                                               &x1, 
00065                            xB,                &x2,        b, FLA_BOTTOM );
00066 
00067     /*------------------------------------------------------------*/
00068 
00069     /* y = alpha * A1' * x1 + y */
00070     FLA_Gemv_internal( FLA_TRANSPOSE, 
00071                        alpha, A1, x1, beta, y,
00072                        FLA_Cntl_sub_gemv( cntl ) );
00073 
00074     /*------------------------------------------------------------*/
00075 
00076     FLA_Cont_with_3x1_to_2x1( &AT,                A0, 
00077                                                   A1, 
00078                             /* ** */           /* ** */
00079                               &AB,                A2,     FLA_TOP );
00080 
00081     FLA_Cont_with_3x1_to_2x1( &xT,                x0, 
00082                                                   x1, 
00083                             /* ** */           /* ** */
00084                               &xB,                x2,     FLA_TOP );
00085 
00086   }
00087 
00088   return FLA_SUCCESS;
00089 }

FLA_Error FLA_Gemv_t_blk_var6 ( FLA_Obj  alpha,
FLA_Obj  A,
FLA_Obj  x,
FLA_Obj  beta,
FLA_Obj  y,
fla_gemv_t cntl 
)

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

Referenced by FLA_Gemv_t().

00038 {
00039   FLA_Obj AT,              A0,
00040           AB,              A1,
00041                            A2;
00042 
00043   FLA_Obj xT,              x0,
00044           xB,              x1,
00045                            x2;
00046 
00047   dim_t b;
00048 
00049   FLA_Part_2x1( A,    &AT, 
00050                       &AB,            0, FLA_BOTTOM );
00051 
00052   FLA_Part_2x1( x,    &xT, 
00053                       &xB,            0, FLA_BOTTOM );
00054 
00055   while ( FLA_Obj_length( AB ) < FLA_Obj_length( A ) ){
00056 
00057     b = FLA_Determine_blocksize( AT, FLA_TOP, FLA_Cntl_blocksize( cntl ) );
00058 
00059     FLA_Repart_2x1_to_3x1( AT,                &A0, 
00060                                               &A1, 
00061                         /* ** */            /* ** */
00062                            AB,                &A2,        b, FLA_TOP );
00063 
00064     FLA_Repart_2x1_to_3x1( xT,                &x0, 
00065                                               &x1, 
00066                         /* ** */            /* ** */
00067                            xB,                &x2,        b, FLA_TOP );
00068 
00069     /*------------------------------------------------------------*/
00070 
00071     /* y = alpha * A1' * x1 + y */
00072     FLA_Gemv_internal( FLA_TRANSPOSE, 
00073                        alpha, A1, x1, beta, y,
00074                        FLA_Cntl_sub_gemv( cntl ) );
00075 
00076     /*------------------------------------------------------------*/
00077 
00078     FLA_Cont_with_3x1_to_2x1( &AT,                A0, 
00079                             /* ** */           /* ** */
00080                                                   A1, 
00081                               &AB,                A2,     FLA_BOTTOM );
00082 
00083     FLA_Cont_with_3x1_to_2x1( &xT,                x0, 
00084                             /* ** */           /* ** */
00085                                                   x1, 
00086                               &xB,                x2,     FLA_BOTTOM );
00087 
00088   }
00089 
00090   return FLA_SUCCESS;
00091 }


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