Changeset 386e710

Timestamp:

Mar 22, 2019, 3:28:14 PM (6 years ago)

Author:

Peter A. Buhr <pabuhr@…>

Branches:

ADT, arm-eh, ast-experimental, cleanup-dtors, enum, forall-pointer-decay, jacob/cs343-translation, jenkins-sandbox, master, new-ast, new-ast-unique-expr, pthread-emulation, qualifiedEnum

Children:

f8cd310

Parents:

17c6c1c3

Message:

refactor to look more like python

Files:

• doc/papers/concurrency/examples/pingpong.py (deleted)
• tests/coroutine/fibonacci_1.cfa (modified) (4 diffs)

tests/coroutine/fibonacci_1.cfa

@@ -5 +5 @@
 // file "LICENCE" distributed with Cforall.
 //
-// fibonacci_1.c -- 1-state finite-state machine: precomputed first two states returning f(n - 2)
+// fibonacci_1.cfa -- 1-state finite-state machine: precomputed first two states returning f(n - 1)
 //
 // Author           : Peter A. Buhr
 // Created On       : Thu Apr 26 23:20:08 2018
 // Last Modified By : Peter A. Buhr
-// Last Modified On : Tue Dec 11 21:57:54 2018
-// Update Count     : 14
+// Last Modified On : Thu Mar 21 08:10:45 2019
+// Update Count     : 25
 // 
 
@@ -17 +17 @@
 #include <coroutine.hfa>
 
-coroutine Fibonacci { int ret; };                                               // used for communication
+coroutine Fibonacci { int fn1; };                                               // used for communication
 
 void main( Fibonacci & fib ) with( fib ) {                              // called on first resume
-        int fn, fn1 = 1, fn2 = 0;                                                       // precompute first two states
+        int fn;
+        [fn1, fn] = [0, 1];                                                                     // precompute first two states
         for () {
-                ret = fn2;
-                fn = fn1 + fn2;  fn2 = fn1;  fn1 = fn;                  // general case
                 suspend();                                                                              // restart last resume
+                [fn1, fn] = [fn, fn1 + fn];                                             // general case
         } // for
 }
@@ -30 +30 @@
 int next( Fibonacci & fib ) with( fib ) {
         resume( fib );                                                                          // restart last suspend
-        return ret;
+        return fn1;
 }
 
@@ -42 +42 @@
 // Local Variables: //
 // tab-width: 4 //
-// compile-command: "cfa fibonacci_1.c" //
+// compile-command: "cfa fibonacci_1.cfa" //
 // End: //