⚡ optimize codes: store upvalue on stack & debugger now can output information of registers

test/coroutine.nas

@@ -2,16 +2,11 @@
 # 2022/5/19
 var fib=func(){
     var (a,b)=(1,1);
-    if(coroutine.running()){
-        coroutine.yield(a);
-        coroutine.yield(b);
-    }
+    coroutine.yield(a);
+    coroutine.yield(b);
     while(1){
         (a,b)=(b,a+b);
-        if(coroutine.running())
-            coroutine.yield(b);
-        else
-            break;
+        coroutine.yield(b);
     }
     return;
 }
@@ -22,4 +17,34 @@ for(var i=0;i<45;i+=1){
     println('coroutine[0]:',res[0]==nil?nil:res[0][0],'\ncoroutine[1]:',res[1]==nil?nil:res[1][0]);
 }
 
-fib();
+var productor=func(){
+    for(var i=0;;i+=1)
+        coroutine.yield(i);
+}
+var counter=0;
+var consumer=func(){
+    counter+=1;
+    print('[',counter,']: ');
+    for(var i=0;i<5;i+=1){
+        print('[',i,']',coroutine.resume(co)[0],' ');
+    }
+    print('\n');
+}
+
+var co=coroutine.create(productor);
+var tm=maketimestamp();
+tm.stamp();
+while(tm.elapsedMSec()<1000)
+    consumer();
+
+func(){
+    var x=1;
+    var co=coroutine.create(func(){
+        for(var j=0;j<1024;j+=1){
+            coroutine.yield(x,i,j);
+            x+=1;
+        }
+    });
+    for(var i=0;i<256;i+=1)
+        println(coroutine.resume(co));
+}();