libflame
revision_anchor
|
Functions | |
FLA_Error | FLA_Her2k_ln_blk_var8 (FLA_Obj alpha, FLA_Obj A, FLA_Obj B, FLA_Obj beta, FLA_Obj C, fla_her2k_t *cntl) |
FLA_Error FLA_Her2k_ln_blk_var8 | ( | FLA_Obj | alpha, |
FLA_Obj | A, | ||
FLA_Obj | B, | ||
FLA_Obj | beta, | ||
FLA_Obj | C, | ||
fla_her2k_t * | cntl | ||
) |
References FLA_Cont_with_3x1_to_2x1(), FLA_Cont_with_3x3_to_2x2(), FLA_Determine_blocksize(), FLA_Gemm_internal(), FLA_Her2k_internal(), FLA_Obj_length(), FLA_ONE, FLA_Part_2x1(), FLA_Part_2x2(), FLA_Repart_2x1_to_3x1(), FLA_Repart_2x2_to_3x3(), and FLA_Scalr_internal().
Referenced by FLA_Her2k_ln().
{ FLA_Obj AT, A0, AB, A1, A2; FLA_Obj BT, B0, BB, B1, B2; FLA_Obj CTL, CTR, C00, C01, C02, CBL, CBR, C10, C11, C12, C20, C21, C22; dim_t b; FLA_Scalr_internal( FLA_LOWER_TRIANGULAR, beta, C, FLA_Cntl_sub_scalr( cntl ) ); FLA_Part_2x1( A, &AT, &AB, 0, FLA_BOTTOM ); FLA_Part_2x1( B, &BT, &BB, 0, FLA_BOTTOM ); FLA_Part_2x2( C, &CTL, &CTR, &CBL, &CBR, 0, 0, FLA_BR ); while ( FLA_Obj_length( AB ) < FLA_Obj_length( A ) ){ b = FLA_Determine_blocksize( AT, FLA_TOP, FLA_Cntl_blocksize( cntl ) ); FLA_Repart_2x1_to_3x1( AT, &A0, &A1, /* ** */ /* ** */ AB, &A2, b, FLA_TOP ); FLA_Repart_2x1_to_3x1( BT, &B0, &B1, /* ** */ /* ** */ BB, &B2, b, FLA_TOP ); FLA_Repart_2x2_to_3x3( CTL, /**/ CTR, &C00, &C01, /**/ &C02, &C10, &C11, /**/ &C12, /* ************* */ /* ******************** */ CBL, /**/ CBR, &C20, &C21, /**/ &C22, b, b, FLA_TL ); /*------------------------------------------------------------*/ /* C10 = C10 + A1 * B0' */ FLA_Gemm_internal( FLA_NO_TRANSPOSE, FLA_CONJ_TRANSPOSE, alpha, A1, B0, FLA_ONE, C10, FLA_Cntl_sub_gemm1( cntl ) ); /* C10 = C10 + B1 * A0' */ FLA_Gemm_internal( FLA_NO_TRANSPOSE, FLA_CONJ_TRANSPOSE, alpha, B1, A0, FLA_ONE, C10, FLA_Cntl_sub_gemm2( cntl ) ); /* C11 = C11 + A1 * B1' + B1 * A1' */ FLA_Her2k_internal( FLA_LOWER_TRIANGULAR, FLA_NO_TRANSPOSE, alpha, A1, B1, FLA_ONE, C11, FLA_Cntl_sub_her2k( cntl ) ); /*------------------------------------------------------------*/ FLA_Cont_with_3x1_to_2x1( &AT, A0, /* ** */ /* ** */ A1, &AB, A2, FLA_BOTTOM ); FLA_Cont_with_3x1_to_2x1( &BT, B0, /* ** */ /* ** */ B1, &BB, B2, FLA_BOTTOM ); FLA_Cont_with_3x3_to_2x2( &CTL, /**/ &CTR, C00, /**/ C01, C02, /* ************** */ /* ****************** */ C10, /**/ C11, C12, &CBL, /**/ &CBR, C20, /**/ C21, C22, FLA_BR ); } return FLA_SUCCESS; }