void libfla_test_syr2k_impl( int impl, FLA_Uplo uplo, FLA_Trans trans, FLA_Obj alpha, FLA_Obj A, FLA_Obj B, FLA_Obj beta, FLA_Obj C ) { switch ( impl ) { case FLA_TEST_HIER_FRONT_END: FLASH_Syr2k( uplo, trans, alpha, A, B, beta, C ); break; case FLA_TEST_FLAT_FRONT_END: FLA_Syr2k( uplo, trans, alpha, A, B, beta, C ); break; case FLA_TEST_FLAT_UNB_VAR: FLA_Syr2k_internal( uplo, trans, alpha, A, B, beta, C, syr2k_cntl_unb ); break; case FLA_TEST_FLAT_BLK_VAR: FLA_Syr2k_internal( uplo, trans, alpha, A, B, beta, C, syr2k_cntl_blk ); break; case FLA_TEST_FLAT_UNB_EXT: FLA_Syr2k_external( uplo, trans, alpha, A, B, beta, C ); break; default: libfla_test_output_error( "Invalid implementation type.\n" ); } }
FLA_Error FLA_Syr2k_ut_blk_var9( FLA_Obj alpha, FLA_Obj A, FLA_Obj B, FLA_Obj beta, FLA_Obj C, fla_syr2k_t* cntl ) { FLA_Obj AT, A0, AB, A1, A2; FLA_Obj BT, B0, BB, B1, B2; dim_t b; FLA_Scalr_internal( FLA_UPPER_TRIANGULAR, beta, C, FLA_Cntl_sub_scalr( cntl ) ); FLA_Part_2x1( A, &AT, &AB, 0, FLA_TOP ); FLA_Part_2x1( B, &BT, &BB, 0, FLA_TOP ); while ( FLA_Obj_length( AT ) < FLA_Obj_length( A ) ){ b = FLA_Determine_blocksize( AB, FLA_BOTTOM, FLA_Cntl_blocksize( cntl ) ); FLA_Repart_2x1_to_3x1( AT, &A0, /* ** */ /* ** */ &A1, AB, &A2, b, FLA_BOTTOM ); FLA_Repart_2x1_to_3x1( BT, &B0, /* ** */ /* ** */ &B1, BB, &B2, b, FLA_BOTTOM ); /*------------------------------------------------------------*/ /* C = C + A1' * B1 + B1' * A1 */ FLA_Syr2k_internal( FLA_UPPER_TRIANGULAR, FLA_TRANSPOSE, alpha, A1, B1, FLA_ONE, C, FLA_Cntl_sub_syr2k( cntl ) ); /*------------------------------------------------------------*/ FLA_Cont_with_3x1_to_2x1( &AT, A0, A1, /* ** */ /* ** */ &AB, A2, FLA_TOP ); FLA_Cont_with_3x1_to_2x1( &BT, B0, B1, /* ** */ /* ** */ &BB, B2, FLA_TOP ); } return FLA_SUCCESS; }
FLA_Error FLA_Syr2k( FLA_Uplo uplo, FLA_Trans trans, FLA_Obj alpha, FLA_Obj A, FLA_Obj B, FLA_Obj beta, FLA_Obj C ) { FLA_Error r_val = FLA_SUCCESS; // Check parameters. if ( FLA_Check_error_level() >= FLA_MIN_ERROR_CHECKING ) FLA_Syr2k_check( uplo, trans, alpha, A, B, beta, C ); #ifdef FLA_ENABLE_BLAS3_FRONT_END_CNTL_TREES r_val = FLA_Syr2k_internal( uplo, trans, alpha, A, B, beta, C, fla_syr2k_cntl_mm ); #else r_val = FLA_Syr2k_external( uplo, trans, alpha, A, B, beta, C ); #endif return r_val; }
FLA_Error FLA_Syr2k_ln_blk_var10( FLA_Obj alpha, FLA_Obj A, FLA_Obj B, FLA_Obj beta, FLA_Obj C, fla_syr2k_t* cntl ) { FLA_Obj AL, AR, A0, A1, A2; FLA_Obj BL, BR, B0, B1, B2; dim_t b; FLA_Scalr_internal( FLA_LOWER_TRIANGULAR, beta, C, FLA_Cntl_sub_scalr( cntl ) ); FLA_Part_1x2( A, &AL, &AR, 0, FLA_RIGHT ); FLA_Part_1x2( B, &BL, &BR, 0, FLA_RIGHT ); while ( FLA_Obj_width( AR ) < FLA_Obj_width( A ) ){ b = FLA_Determine_blocksize( AL, FLA_LEFT, FLA_Cntl_blocksize( cntl ) ); FLA_Repart_1x2_to_1x3( AL, /**/ AR, &A0, &A1, /**/ &A2, b, FLA_LEFT ); FLA_Repart_1x2_to_1x3( BL, /**/ BR, &B0, &B1, /**/ &B2, b, FLA_LEFT ); /*------------------------------------------------------------*/ /* C = C + A1 * B1' + B1 * A1' */ FLA_Syr2k_internal( FLA_LOWER_TRIANGULAR, FLA_NO_TRANSPOSE, alpha, A1, B1, FLA_ONE, C, FLA_Cntl_sub_syr2k( cntl ) ); /*------------------------------------------------------------*/ FLA_Cont_with_1x3_to_1x2( &AL, /**/ &AR, A0, /**/ A1, A2, FLA_RIGHT ); FLA_Cont_with_1x3_to_1x2( &BL, /**/ &BR, B0, /**/ B1, B2, FLA_RIGHT ); } return FLA_SUCCESS; }
FLA_Error FLA_Syr2k_ut_blk_var8( FLA_Obj alpha, FLA_Obj A, FLA_Obj B, FLA_Obj beta, FLA_Obj C, fla_syr2k_t* cntl ) { FLA_Obj AL, AR, A0, A1, A2; FLA_Obj BL, BR, B0, B1, B2; FLA_Obj CTL, CTR, C00, C01, C02, CBL, CBR, C10, C11, C12, C20, C21, C22; dim_t b; FLA_Scalr_internal( FLA_UPPER_TRIANGULAR, beta, C, FLA_Cntl_sub_scalr( cntl ) ); FLA_Part_1x2( A, &AL, &AR, 0, FLA_RIGHT ); FLA_Part_1x2( B, &BL, &BR, 0, FLA_RIGHT ); FLA_Part_2x2( C, &CTL, &CTR, &CBL, &CBR, 0, 0, FLA_BR ); while ( FLA_Obj_width( AR ) < FLA_Obj_width( A ) ){ b = FLA_Determine_blocksize( AL, FLA_LEFT, FLA_Cntl_blocksize( cntl ) ); FLA_Repart_1x2_to_1x3( AL, /**/ AR, &A0, &A1, /**/ &A2, b, FLA_LEFT ); FLA_Repart_1x2_to_1x3( BL, /**/ BR, &B0, &B1, /**/ &B2, b, FLA_LEFT ); FLA_Repart_2x2_to_3x3( CTL, /**/ CTR, &C00, &C01, /**/ &C02, &C10, &C11, /**/ &C12, /* ************* */ /* ******************** */ CBL, /**/ CBR, &C20, &C21, /**/ &C22, b, b, FLA_TL ); /*------------------------------------------------------------*/ /* C12 = C12 + A1' * B2 */ FLA_Gemm_internal( FLA_TRANSPOSE, FLA_NO_TRANSPOSE, alpha, A1, B2, FLA_ONE, C12, FLA_Cntl_sub_gemm1( cntl ) ); /* C12 = C12 + B1' * A2 */ FLA_Gemm_internal( FLA_TRANSPOSE, FLA_NO_TRANSPOSE, alpha, B1, A2, FLA_ONE, C12, FLA_Cntl_sub_gemm2( cntl ) ); /* C11 = C11 + A1' * B1 + B1' * A1 */ FLA_Syr2k_internal( FLA_UPPER_TRIANGULAR, FLA_TRANSPOSE, alpha, A1, B1, FLA_ONE, C11, FLA_Cntl_sub_syr2k( cntl ) ); /*------------------------------------------------------------*/ FLA_Cont_with_1x3_to_1x2( &AL, /**/ &AR, A0, /**/ A1, A2, FLA_RIGHT ); FLA_Cont_with_1x3_to_1x2( &BL, /**/ &BR, B0, /**/ B1, B2, FLA_RIGHT ); FLA_Cont_with_3x3_to_2x2( &CTL, /**/ &CTR, C00, /**/ C01, C02, /* ************** */ /* ****************** */ C10, /**/ C11, C12, &CBL, /**/ &CBR, C20, /**/ C21, C22, FLA_BR ); } return FLA_SUCCESS; }
FLA_Error FLA_Syr2k_ln_blk_var4( FLA_Obj alpha, FLA_Obj A, FLA_Obj B, FLA_Obj beta, FLA_Obj C, fla_syr2k_t* cntl ) { 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_TOP ); FLA_Part_2x1( B, &BT, &BB, 0, FLA_TOP ); FLA_Part_2x2( C, &CTL, &CTR, &CBL, &CBR, 0, 0, FLA_TL ); while ( FLA_Obj_length( AT ) < FLA_Obj_length( A ) ){ b = FLA_Determine_blocksize( AB, FLA_BOTTOM, FLA_Cntl_blocksize( cntl ) ); FLA_Repart_2x1_to_3x1( AT, &A0, /* ** */ /* ** */ &A1, AB, &A2, b, FLA_BOTTOM ); FLA_Repart_2x1_to_3x1( BT, &B0, /* ** */ /* ** */ &B1, BB, &B2, b, FLA_BOTTOM ); FLA_Repart_2x2_to_3x3( CTL, /**/ CTR, &C00, /**/ &C01, &C02, /* ************* */ /* ******************** */ &C10, /**/ &C11, &C12, CBL, /**/ CBR, &C20, /**/ &C21, &C22, b, b, FLA_BR ); /*------------------------------------------------------------*/ /* C21 = C21 + A2 * B1' */ FLA_Gemm_internal( FLA_NO_TRANSPOSE, FLA_TRANSPOSE, alpha, A2, B1, FLA_ONE, C21, FLA_Cntl_sub_gemm1( cntl ) ); /* C21 = C21 + B2 * A1' */ FLA_Gemm_internal( FLA_NO_TRANSPOSE, FLA_TRANSPOSE, alpha, B2, A1, FLA_ONE, C21, FLA_Cntl_sub_gemm2( cntl ) ); /* C11 = C11 + A1 * B1' + B1 * A1' */ FLA_Syr2k_internal( FLA_LOWER_TRIANGULAR, FLA_NO_TRANSPOSE, alpha, A1, B1, FLA_ONE, C11, FLA_Cntl_sub_syr2k( cntl ) ); /*------------------------------------------------------------*/ FLA_Cont_with_3x1_to_2x1( &AT, A0, A1, /* ** */ /* ** */ &AB, A2, FLA_TOP ); FLA_Cont_with_3x1_to_2x1( &BT, B0, B1, /* ** */ /* ** */ &BB, B2, FLA_TOP ); FLA_Cont_with_3x3_to_2x2( &CTL, /**/ &CTR, C00, C01, /**/ C02, C10, C11, /**/ C12, /* ************** */ /* ****************** */ &CBL, /**/ &CBR, C20, C21, /**/ C22, FLA_TL ); } return FLA_SUCCESS; }