diff -r 000000000000 -r 6474c204b198 js/src/parjs-benchmarks/allocator.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/parjs-benchmarks/allocator.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,30 @@
+var nc = 30, maxCol = nc*3, cr,cg,cb;
+
+load(libdir + "util.js");
+
+function allocateSomeStuff() {
+  return [{a: 1, b: 2}, {c: 3, d: 4}];
+}
+
+function computeSequentially() {
+  result = [];
+  for (var r = 0; r < ROWS; r++) {
+    for (var c = 0; c < COLS; c++) {
+      result.push(allocateSomeStuff());
+    }
+  }
+  return result;
+}
+
+function computeParallel() {
+  return new ParallelArray([ROWS, COLS], function(r, c) {
+    return allocateSomeStuff();
+  }).flatten();
+}
+
+var ROWS  = 1024;
+var COLS  = 1024;
+var DEPTH = 2;
+
+benchmark("ALLOCATOR", 2, 6,
+          computeSequentially, computeParallel);