Functions | |
FLA_Error | FLA_Syrk_ln_blk_var1 (FLA_Obj alpha, FLA_Obj A, FLA_Obj beta, FLA_Obj C, fla_syrk_t *cntl) |
FLA_Error FLA_Syrk_ln_blk_var1 | ( | FLA_Obj | alpha, | |
FLA_Obj | A, | |||
FLA_Obj | beta, | |||
FLA_Obj | C, | |||
fla_syrk_t * | cntl | |||
) |
References FLA_Cont_with_3x1_to_2x1(), FLA_Cont_with_3x3_to_2x2(), FLA_Determine_blocksize(), FLA_Gemm_internal(), FLA_Obj_length(), FLA_Part_2x1(), FLA_Part_2x2(), FLA_Repart_2x1_to_3x1(), FLA_Repart_2x2_to_3x3(), and FLA_Syrk_internal().
Referenced by FLA_Syrk_ln().
00038 { 00039 FLA_Obj AT, A0, 00040 AB, A1, 00041 A2; 00042 00043 FLA_Obj CTL, CTR, C00, C01, C02, 00044 CBL, CBR, C10, C11, C12, 00045 C20, C21, C22; 00046 00047 dim_t b; 00048 00049 FLA_Part_2x1( A, &AT, 00050 &AB, 0, FLA_TOP ); 00051 00052 FLA_Part_2x2( C, &CTL, &CTR, 00053 &CBL, &CBR, 0, 0, FLA_TL ); 00054 00055 while ( FLA_Obj_length( AT ) < FLA_Obj_length( A ) ){ 00056 00057 b = FLA_Determine_blocksize( AB, FLA_BOTTOM, FLA_Cntl_blocksize( cntl ) ); 00058 00059 FLA_Repart_2x1_to_3x1( AT, &A0, 00060 /* ** */ /* ** */ 00061 &A1, 00062 AB, &A2, b, FLA_BOTTOM ); 00063 00064 FLA_Repart_2x2_to_3x3( CTL, /**/ CTR, &C00, /**/ &C01, &C02, 00065 /* ************* */ /* ******************** */ 00066 &C10, /**/ &C11, &C12, 00067 CBL, /**/ CBR, &C20, /**/ &C21, &C22, 00068 b, b, FLA_BR ); 00069 00070 /*------------------------------------------------------------*/ 00071 00072 /* C10 = C10 + A1 * A0' */ 00073 FLA_Gemm_internal( FLA_NO_TRANSPOSE, FLA_TRANSPOSE, 00074 alpha, A1, A0, beta, C10, 00075 FLA_Cntl_sub_gemm( cntl ) ); 00076 00077 /* C11 = C11 + A1 * A1' */ 00078 FLA_Syrk_internal( FLA_LOWER_TRIANGULAR, FLA_NO_TRANSPOSE, 00079 alpha, A1, beta, C11, 00080 FLA_Cntl_sub_syrk( cntl ) ); 00081 00082 /*------------------------------------------------------------*/ 00083 00084 FLA_Cont_with_3x1_to_2x1( &AT, A0, 00085 A1, 00086 /* ** */ /* ** */ 00087 &AB, A2, FLA_TOP ); 00088 00089 FLA_Cont_with_3x3_to_2x2( &CTL, /**/ &CTR, C00, C01, /**/ C02, 00090 C10, C11, /**/ C12, 00091 /* ************** */ /* ****************** */ 00092 &CBL, /**/ &CBR, C20, C21, /**/ C22, 00093 FLA_TL ); 00094 00095 } 00096 00097 return FLA_SUCCESS; 00098 }