verilator/test_regress/t/t_cover_toggle.out

	// verilator_coverage annotation
	// DESCRIPTION: Verilator: Verilog Test module
	//
	// This file ONLY is placed under the Creative Commons Public Domain, for
	// any use, without warranty, 2008 by Wilson Snyder.
	// SPDX-License-Identifier: CC0-1.0
	
	module t (/*AUTOARG*/
	   // Inputs
	   clk,
	   check_real,
	   check_string
	   );
	
 000019	   input clk;
	   input real check_real; // Check issue #2741
	   input string check_string; // Check issue #2766
	
	   typedef struct packed {
	      union packed {
	         logic    ua;
	         logic    ub;
	      } u;
	      logic b;
	   } str_t;
	
%000002	   reg   toggle; initial toggle='0;
	
%000004	   str_t stoggle; initial stoggle='0;
	
	   const reg aconst = '0;
	
%000002	   reg [1:0][1:0] ptoggle; initial ptoggle=0;
	
	   integer cyc; initial cyc=1;
 000019	   wire [7:0] cyc_copy = cyc[7:0];
%000002	   wire       toggle_up;
	
	   alpha a1 (/*AUTOINST*/
	             // Outputs
	             .toggle_up                 (toggle_up),
	             // Inputs
	             .clk                       (clk),
	             .toggle                    (toggle),
	             .cyc_copy                  (cyc_copy[7:0]));
	   alpha a2 (/*AUTOINST*/
	             // Outputs
	             .toggle_up                 (toggle_up),
	             // Inputs
	             .clk                       (clk),
	             .toggle                    (toggle),
	             .cyc_copy                  (cyc_copy[7:0]));
	
	   beta  b1 (/*AUTOINST*/
	             // Inputs
	             .clk                       (clk),
	             .toggle_up                 (toggle_up));
	
	   off   o1 (/*AUTOINST*/
	             // Inputs
	             .clk                       (clk),
	             .toggle                    (toggle));
	
%000001	   reg [1:0]  memory[121:110];
	
	   wire [1023:0] largeish = {992'h0, cyc};
	   // CHECK_COVER_MISSING(-1)
	
	   always @ (posedge clk) begin
	      if (cyc!=0) begin
	         cyc <= cyc + 1;
	         memory[cyc + 'd100] <= memory[cyc + 'd100] + 2'b1;
	         toggle <= '0;
	         stoggle.u <= toggle;
	         stoggle.b <= toggle;
	         ptoggle[0][0] <= toggle;
	         if (cyc==3) begin
	            toggle <= '1;
	         end
	         if (cyc==4) begin
	            toggle <= '0;
	         end
	         else if (cyc==10) begin
	            $write("*-* All Finished *-*\n");
	            $finish;
	         end
	      end
	   end
	
	endmodule
	
	module alpha (/*AUTOARG*/
	   // Outputs
	   toggle_up,
	   // Inputs
	   clk, toggle, cyc_copy
	   );
	
	   // t.a1 and t.a2 collapse to a count of 2
	
 000038	   input clk;
	
%000004	   input toggle;
	   // CHECK_COVER(-1,"top.t.a*",4)
	   // 2 edges * (t.a1 and t.a2)
	
 000038	   input [7:0] cyc_copy;
	   // CHECK_COVER(-1,"top.t.a*","cyc_copy[0]",22)
	   // CHECK_COVER(-2,"top.t.a*","cyc_copy[1]",10)
	   // CHECK_COVER(-3,"top.t.a*","cyc_copy[2]",4)
	   // CHECK_COVER(-4,"top.t.a*","cyc_copy[3]",2)
	   // CHECK_COVER(-5,"top.t.a*","cyc_copy[4]",0)
	   // CHECK_COVER(-6,"top.t.a*","cyc_copy[5]",0)
	   // CHECK_COVER(-7,"top.t.a*","cyc_copy[6]",0)
	   // CHECK_COVER(-8,"top.t.a*","cyc_copy[7]",0)
	
%000004	   reg         toggle_internal;
	   // CHECK_COVER(-1,"top.t.a*",4)
	   // 2 edges * (t.a1 and t.a2)
	
%000004	   output reg  toggle_up;
	   // CHECK_COVER(-1,"top.t.a*",4)
	   // 2 edges * (t.a1 and t.a2)
	
	   always @ (posedge clk) begin
	      toggle_internal <= toggle;
	      toggle_up       <= toggle;
	   end
	endmodule
	
	module beta (/*AUTOARG*/
	   // Inputs
	   clk, toggle_up
	   );
	
 000019	   input clk;
	
%000002	   input toggle_up;
	   // CHECK_COVER(-1,"top.t.b1","toggle_up",2)
	
	   /* verilator public_module */
	
	   always @ (posedge clk) begin
	      if (0 && toggle_up) begin end
	   end
	endmodule
	
	module off (/*AUTOARG*/
	   // Inputs
	   clk, toggle
	   );
	
	   // verilator coverage_off
	   input clk;
	   // CHECK_COVER_MISSING(-1)
	
	   // verilator coverage_on
%000002	   input toggle;
	   // CHECK_COVER(-1,"top.t.o1","toggle",2)
	
	endmodule