tests/while has event statement in a while statement.

Author: shtaxxx

sample/tests/while/led.py

@@ -9,6 +9,11 @@ def mkTest():
     rst = m.Reg('RST')
     count = m.Reg('count', width=32)
 
+    m.Initial(
+        Systask('dumpfile', 'uut.vcd'),
+        Systask('dumpvars', 0, clk, rst, count),
+    )
+    
     m.Initial(
         clk(0),
         Forever(clk(Not(clk), ldelay=5)) # forever #5 CLK = ~CLK;
@@ -25,7 +30,8 @@ def mkTest():
         count(0),
 
         While(count < 1024)(
-            count( count + 1 )
+            count( count + 1 ),
+            Event(Posedge(clk))
         ),
 
         Systask('finish'),

sample/tests/while/test_led.py

@@ -6,6 +6,11 @@
   reg RST; 
   reg [32-1:0] count;
 
+  initial begin
+    $dumpfile("uut.vcd");
+    $dumpvars(0, CLK, RST, count);
+  end
+
   initial begin
     CLK = 0;
     forever begin
@@ -24,6 +29,7 @@
     count = 0;
     while(count < 1024) begin
       count = count + 1;
+      @(posedge CLK);
     end
 
     $finish;