nios2e_2c35.v

MagicSopc DDR-Sdram

          else 
            full_8 <= p8_full_8;
    end


  //data_7, which is an e_mux
  assign p7_stage_7 = ((full_8 & ~clear_fifo) == 0)? data_in :
    stage_8;

  //data_reg_7, which is an e_register
  always @(posedge clk or negedge reset_n)
    begin
      if (reset_n == 0)
          stage_7 <= 0;
      else if (clear_fifo | sync_reset | read | (write & !full_7))
          if (sync_reset & full_7 & !((full_8 == 0) & read & write))
              stage_7 <= 0;
          else 
            stage_7 <= p7_stage_7;
    end


  //control_7, which is an e_mux
  assign p7_full_7 = ((read & !write) == 0)? full_6 :
    full_8;

  //control_reg_7, which is an e_register
  always @(posedge clk or negedge reset_n)
    begin
      if (reset_n == 0)
          full_7 <= 0;
      else if (clear_fifo | (read ^ write) | (write & !full_0))
          if (clear_fifo)
              full_7 <= 0;
          else 
            full_7 <= p7_full_7;
    end


  //data_6, which is an e_mux
  assign p6_stage_6 = ((full_7 & ~clear_fifo) == 0)? data_in :
    stage_7;

  //data_reg_6, which is an e_register
  always @(posedge clk or negedge reset_n)
    begin
      if (reset_n == 0)
          stage_6 <= 0;
      else if (clear_fifo | sync_reset | read | (write & !full_6))
          if (sync_reset & full_6 & !((full_7 == 0) & read & write))
              stage_6 <= 0;
          else 
            stage_6 <= p6_stage_6;
    end


  //control_6, which is an e_mux
  assign p6_full_6 = ((read & !write) == 0)? full_5 :
    full_7;

  //control_reg_6, which is an e_register
  always @(posedge clk or negedge reset_n)
    begin
      if (reset_n == 0)
          full_6 <= 0;
      else if (clear_fifo | (read ^ write) | (write & !full_0))
          if (clear_fifo)
              full_6 <= 0;
          else 
            full_6 <= p6_full_6;
    end


  //data_5, which is an e_mux
  assign p5_stage_5 = ((full_6 & ~clear_fifo) == 0)? data_in :
    stage_6;

  //data_reg_5, which is an e_register
  always @(posedge clk or negedge reset_n)
    begin
      if (reset_n == 0)
          stage_5 <= 0;
      else if (clear_fifo | sync_reset | read | (write & !full_5))
          if (sync_reset & full_5 & !((full_6 == 0) & read & write))
              stage_5 <= 0;
          else 
            stage_5 <= p5_stage_5;
    end


  //control_5, which is an e_mux
  assign p5_full_5 = ((read & !write) == 0)? full_4 :
    full_6;

  //control_reg_5, which is an e_register
  always @(posedge clk or negedge reset_n)
    begin
      if (reset_n == 0)
          full_5 <= 0;
      else if (clear_fifo | (read ^ write) | (write & !full_0))
          if (clear_fifo)
              full_5 <= 0;
          else 
            full_5 <= p5_full_5;
    end


  //data_4, which is an e_mux
  assign p4_stage_4 = ((full_5 & ~clear_fifo) == 0)? data_in :
    stage_5;

  //data_reg_4, which is an e_register
  always @(posedge clk or negedge reset_n)
    begin
      if (reset_n == 0)
          stage_4 <= 0;
      else if (clear_fifo | sync_reset | read | (write & !full_4))
          if (sync_reset & full_4 & !((full_5 == 0) & read & write))
              stage_4 <= 0;
          else 
            stage_4 <= p4_stage_4;
    end


  //control_4, which is an e_mux
  assign p4_full_4 = ((read & !write) == 0)? full_3 :
    full_5;

  //control_reg_4, which is an e_register
  always @(posedge clk or negedge reset_n)
    begin
      if (reset_n == 0)
          full_4 <= 0;
      else if (clear_fifo | (read ^ write) | (write & !full_0))
          if (clear_fifo)
              full_4 <= 0;
          else 
            full_4 <= p4_full_4;
    end


  //data_3, which is an e_mux
  assign p3_stage_3 = ((full_4 & ~clear_fifo) == 0)? data_in :
    stage_4;

  //data_reg_3, which is an e_register
  always @(posedge clk or negedge reset_n)
    begin
      if (reset_n == 0)
          stage_3 <= 0;
      else if (clear_fifo | sync_reset | read | (write & !full_3))
          if (sync_reset & full_3 & !((full_4 == 0) & read & write))
              stage_3 <= 0;
          else 
            stage_3 <= p3_stage_3;
    end


  //control_3, which is an e_mux
  assign p3_full_3 = ((read & !write) == 0)? full_2 :
    full_4;

  //control_reg_3, which is an e_register
  always @(posedge clk or negedge reset_n)
    begin
      if (reset_n == 0)
          full_3 <= 0;
      else if (clear_fifo | (read ^ write) | (write & !full_0))
          if (clear_fifo)
              full_3 <= 0;
          else 
            full_3 <= p3_full_3;
    end


  //data_2, which is an e_mux
  assign p2_stage_2 = ((full_3 & ~clear_fifo) == 0)? data_in :
    stage_3;

  //data_reg_2, which is an e_register
  always @(posedge clk or negedge reset_n)
    begin
      if (reset_n == 0)
          stage_2 <= 0;
      else if (clear_fifo | sync_reset | read | (write & !full_2))
          if (sync_reset & full_2 & !((full_3 == 0) & read & write))
              stage_2 <= 0;
          else 
            stage_2 <= p2_stage_2;
    end


  //control_2, which is an e_mux
  assign p2_full_2 = ((read & !write) == 0)? full_1 :
    full_3;

  //control_reg_2, which is an e_register
  always @(posedge clk or negedge reset_n)
    begin
      if (reset_n == 0)
          full_2 <= 0;
      else if (clear_fifo | (read ^ write) | (write & !full_0))
          if (clear_fifo)
              full_2 <= 0;
          else 
            full_2 <= p2_full_2;
    end


  //data_1, which is an e_mux
  assign p1_stage_1 = ((full_2 & ~clear_fifo) == 0)? data_in :
    stage_2;

  //data_reg_1, which is an e_register
  always @(posedge clk or negedge reset_n)
    begin
      if (reset_n == 0)
          stage_1 <= 0;
      else if (clear_fifo | sync_reset | read | (write & !full_1))
          if (sync_reset & full_1 & !((full_2 == 0) & read & write))
              stage_1 <= 0;
          else 
            stage_1 <= p1_stage_1;
    end


  //control_1, which is an e_mux
  assign p1_full_1 = ((read & !write) == 0)? full_0 :
    full_2;

  //control_reg_1, which is an e_register
  always @(posedge clk or negedge reset_n)
    begin
      if (reset_n == 0)
          full_1 <= 0;
      else if (clear_fifo | (read ^ write) | (write & !full_0))
          if (clear_fifo)
              full_1 <= 0;
          else 
            full_1 <= p1_full_1;
    end


  //data_0, which is an e_mux
  assign p0_stage_0 = ((full_1 & ~clear_fifo) == 0)? data_in :
    stage_1;

  //data_reg_0, which is an e_register
  always @(posedge clk or negedge reset_n)
    begin
      if (reset_n == 0)
          stage_0 <= 0;
      else if (clear_fifo | sync_reset | read | (write & !full_0))
          if (sync_reset & full_0 & !((full_1 == 0) & read & write))
              stage_0 <= 0;
          else 
            stage_0 <= p0_stage_0;
    end


  //control_0, which is an e_mux
  assign p0_full_0 = ((read & !write) == 0)? 1 :
    full_1;

  //control_reg_0, which is an e_register
  always @(posedge clk or negedge reset_n)
    begin
      if (reset_n == 0)
          full_0 <= 0;
      else if (clear_fifo | (read ^ write) | (write & !full_0))
          if (clear_fifo & ~write)
              full_0 <= 0;
          else 
            full_0 <= p0_full_0;
    end


  assign one_count_plus_one = how_many_ones + 1;
  assign one_count_minus_one = how_many_ones - 1;
  //updated_one_count, which is an e_mux
  assign updated_one_count = ((((clear_fifo | sync_reset) & !write)))? 0 :
    ((((clear_fifo | sync_reset) & write)))? |data_in :
    ((read & (|data_in) & write & (|stage_0)))? how_many_ones :
    ((write & (|data_in)))? one_count_plus_one :
    ((read & (|stage_0)))? one_count_min