pythpipedis.tlv

\m5_TLV_version 1d: tl-x.org
\m5
   
   // =================================================
   // Welcome!  New to Makerchip? Try the "Learn" menu.
   // =================================================
   
   //use(m5-1.0)   /// uncomment to use M5 macro library.


\SV
   // Macro providing required top-level module definition, random
   // stimulus support, and Verilator config.
   m5_makerchip_module   // (Expanded in Nav-TLV pane.)
\TLV
   |calc
      @1
         $reset = *reset;
         $valid = $reset ? 1 : (>>1$num + 1);
         $val1[31:0] = $reset ? 1 : (>>2$out[31:0]);
         $val2[31:0] = $rand2[3:0];
         $op[1:0] = $rand3[1:0];
         $sum[31:0] = $val1[31:0] + $val2[31:0];
         $diff[31:0] = $val1[31:0] - $val2[31:0];
         $prod[31:0] = $val1[31:0] * $val2[31:0];
         $quot[31:0] = $val1[31:0] / $val2[31:0];
      @2
         $out[31:0] = ($reset || (! $valid)) ? 32'b0 : ($op[1:0]==2'b00) ? $sum[31:0] : 
                                    ($op[1:0]==2'b01) ? $diff[31:0] :
                                                       ($op[1:0]==2'b10) ? $prod[31:0] : 
                                                                           $quot[31:0];                                                                
         
   
   
   // Assert these to end simulation (before Makerchip cycle limit).
   *passed = *cyc_cnt > 40;
   *failed = 1'b0;
\SV
   endmodule