1. [TEST]::test for if and while cases.

ep18/src/main/resources/t.vm

@@ -1,32 +1,48 @@
-.def fib: args=1 ,locals=1
-    load 0
-    iconst 2
-    ile
-    brt fib_0
-    br fib_1
-fib_0 :
+.def fib: args=1 ,locals=4
     iconst 1
-    ret
-    br fib_2
+    store 1
+    iconst 1
+    store 2
+    iconst 1
+    store 3
 fib_1 :
+    load 3
     load 0
+    ile
+    brt fib_2
+    br fib_3
+fib_2 :
+    load 1
+    store 4
+    load 1
+    load 2
+    iadd
+    store 2
+    load 4
+    store 1
+    load 3
     iconst 1
-    isub
-    call fib()
-    load 0
-    iconst 2
-    isub
-    call fib()
     iadd
+    store 3
+    load 1
+    iconst 20
+    ige
+    brt Local_Local_fib_0
+    br Local_Local_fib_2
+Local_Local_fib_0 :
+    load 1
+    br fib_0
+Local_Local_fib_2 :
+    br fib_1
+fib_3 :
+fib_0 :
+    load 3
     ret
-    br fib_2
-fib_2 :
-
-
-.def main: args=0 ,locals=1
-    iconst 0
-    store 0
-    iconst 8
+.def main: args=0 ,locals=0
+    iconst 10
     call fib()
     print
-    halt
+    iconst 0
+    br main_0
+main_0 :
+    halt

ep20/src/main/resources/t.cymbol

@@ -1,12 +1,21 @@
 
 int fib(int n){
-    if (n <= 2) { return 1; }
-    else { return fib(n-1) + fib(n-2); }
+    int p = 1;
+    int q = 1;
+    int c = 1;
+    while(c <= n) {
+        int tmp = p;
+        q = p + q;
+        p = tmp;
+        c = c + 1;
+        if (p >= 20) { return p; }
+    }
 }
 
 
-void main() {
-   int i = 0;
-   print(fib(5));
+int main() {
+
+   print(fib(10));
+   return 0;
 }