- BlackBox:
    name: Clash.Xilinx.DDR.iddr
    kind: Declaration
    type: |-
      iddr
        :: ( HasCallStack            -- ARG[0]
           , KnownConfi~ fast domf   -- ARG[1]
           , KnownConfi~ slow doms   -- ARG[2]
           , KnownNat m )            -- ARG[3]
        -> Clock slow                -- ARG[4]
        -> Reset slow                -- ARG[5]
        -> Enable slow               -- ARG[6]
        -> Signal fast (BitVector m) -- ARG[7]
        -> Signal slow (BitVector m,BitVector m)
    template: |-
      // iddr begin
      wire ~SIGD[~GENSYM[dataout_l][1]][7];
      wire ~SIGD[~GENSYM[dataout_h][2]][7];
      wire ~SIGD[~GENSYM[d][3]][7];
      assign ~SYM[3] = ~ARG[7];

      genvar ~GENSYM[i][8];
      ~GENERATE
      for (~SYM[8]=0; ~SYM[8] < ~SIZE[~TYP[7]]; ~SYM[8]=~SYM[8]+1) begin : ~GENSYM[ddri_array][7]
        IDDR #(
          .DDR_CLK_EDGE("SAME_EDGE"),
          .INIT_Q1(1'b0),
          .INIT_Q2(1'b0),
          .SRTYPE(~IF ~ISSYNC[2] ~THEN "SYNC" ~ELSE "ASYNC" ~FI)
        ) ~GENSYM[~COMPNAME_IDDR][9] (
          .Q1(~SYM[1][~SYM[8]]),
          .Q2(~SYM[2][~SYM[8]]),
          .C(~ARG[4]),
          .CE(~IF ~ISACTIVEENABLE[6] ~THEN ~ARG[6] ~ELSE 1'b1 ~FI),
          .D(~SYM[3][~SYM[8]]),
          .R(~ARG[5]),
          .S(1'b0)
        );
      end
      ~ENDGENERATE

      assign ~RESULT = {~SYM[2],~SYM[1]};
      // iddr end
- BlackBox:
    name: Clash.Xilinx.DDR.oddr#
    kind: Declaration
    type: |-
      oddr#
        :: ( KnownConfi~ fast domf    -- ARG[0]
           , KnownConfi~ slow doms    -- ARG[1]
           , KnownNat m )             -- ARG[2]
        => Clock slow                 -- ARG[3]
        -> Reset slow                 -- ARG[4]
        -> Enable slow                -- ARG[5]
        -> Signal slow (BitVector m)  -- ARG[6]
        -> Signal slow (BitVector m)  -- ARG[7]
        -> Signal fast (BitVector m)
    template: |-
      // oddr begin
      wire ~SIGD[~GENSYM[datain_l][1]][7];
      wire ~SIGD[~GENSYM[datain_h][2]][7];
      wire ~SIGD[~GENSYM[q][3]][7];

      assign ~SYM[1] = ~ARG[6];
      assign ~SYM[2] = ~ARG[7];

      genvar ~GENSYM[i][8];
      ~GENERATE
      for (~SYM[8]=0; ~SYM[8] < ~SIZE[~TYP[7]]; ~SYM[8]=~SYM[8]+1) begin : ~GENSYM[ddro_array][7]
        ODDR #(
          .DDR_CLK_EDGE("SAME_EDGE"),
          .INIT(1'b0),
          .SRTYPE(~IF ~ISSYNC[1] ~THEN "SYNC" ~ELSE "ASYNC" ~FI)
        ) ~GENSYM[~COMPNAME_ODDR][9] (
          .Q(~SYM[3][~SYM[8]]),
          .C(~ARG[3]),
          .CE(~IF ~ISACTIVEENABLE[5] ~THEN ~ARG[5] ~ELSE 1'b1 ~FI),
          .D1(~SYM[1][~SYM[8]]),
          .D2(~SYM[2][~SYM[8]]),
          .R(~ARG[4]),
          .S(1'b0)
        );
      end
      ~ENDGENERATE

      assign ~RESULT = ~SYM[3];
      // oddr end