/**
 * Copyright 2020 The SkyWater PDK Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * SPDX-License-Identifier: Apache-2.0
 */

`ifndef SKY130_FD_SC_HS__UDP_DFF_PE_PP_PG_V
`define SKY130_FD_SC_HS__UDP_DFF_PE_PP_PG_V

/**
 * udp_dff$PE_pp$PG: Positive edge triggered enabled D flip-flop
 *                   (Q output UDP).
 *
 * Verilog primitive definition.
 *
 * WARNING: This file is autogenerated, do not modify directly!
 */

`timescale 1ns / 1ps
`default_nettype none

`ifdef NO_PRIMITIVES
`include "./sky130_fd_sc_hs__udp_dff_pe_pp_pg.blackbox.v"
`else
primitive sky130_fd_sc_hs__udp_dff$PE_pp$PG (
    Q      ,
    D      ,
    CLK    ,
    DATA_EN,
    VPWR   ,
    VGND
);

    output Q      ;
    input  D      ;
    input  CLK    ;
    input  DATA_EN;
    input  VPWR   ;
    input  VGND   ;

    reg Q;

    table
     //  D  CLK  DATA_EN VPWR VGND :  Qt : Qt+1
         ?   ?      0     1    0   :  ?  :  -    ; // no change when disabled
         ?   ?     (01)   1    0   :  ?  :  -    ; // no change when disabled
         1  (01)    1     1    0   :  ?  :  1    ; // clocked data
         0  (01)    1     1    0   :  ?  :  0    ;
         1  (x1)    1     1    0   :  1  :  1    ; // reducing pessimism
         0  (x1)    1     1    0   :  0  :  0    ;
         1  (0x)    1     1    0   :  1  :  1    ;
         0  (0x)    1     1    0   :  0  :  0    ;
         ?  (1x)    1     1    0   :  ?  :  -    ; // no change on falling edge
         ?  (?0)    1     1    0   :  ?  :  -    ;
         *   ?      1     1    0   :  ?  :  -    ; // ignore edges on data
         ?   ?      ?     *    ?   :  ?  :  x    ; // any change on vpwr
         ?   ?      ?     ?    *   :  ?  :  x    ; // any change on vgnd
    endtable
endprimitive
`endif // NO_PRIMITIVES

`default_nettype wire
`endif  // SKY130_FD_SC_HS__UDP_DFF_PE_PP_PG_V