diff --git a/src/js-fallback.js b/src/js-fallback.js
index fe79d5a1..578b3c59 100644
--- a/src/js-fallback.js
+++ b/src/js-fallback.js
@@ -9,6 +9,22 @@
// }
var GPU_jsFallback = (function() {
+ function clone(obj) {
+ if(obj === null || typeof(obj) !== 'object' || 'isActiveClone' in obj)
+ return obj;
+
+ var temp = obj.constructor(); // changed
+
+ for(var key in obj) {
+ if(Object.prototype.hasOwnProperty.call(obj, key)) {
+ obj['isActiveClone'] = null;
+ temp[key] = clone(obj[key]);
+ delete obj['isActiveClone'];
+ }
+ }
+
+ return temp;
+ }
/// JS fallback transformation, basically pure JS
///
@@ -19,8 +35,8 @@ var GPU_jsFallback = (function() {
///
/// @returns callable function if converted, else returns null
function jsFallback(kernel, _threadDim, _blockDim, paramObj) {
- var threadDim = new Array(_threadDim);
- var blockDim = new Array(_blockDim);
+ var threadDim = clone(_threadDim);
+ var blockDim = clone(_blockDim);
while (threadDim.length < 3) {
threadDim.push(1);
diff --git a/test/html/basic_mult_AB.html b/test/html/basic_mult_AB.html
new file mode 100644
index 00000000..10927876
--- /dev/null
+++ b/test/html/basic_mult_AB.html
@@ -0,0 +1,22 @@
+
+
+
+
+ GPU.JS : Basic Sum AB
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/test/src/basic_mult_AB.js b/test/src/basic_mult_AB.js
new file mode 100644
index 00000000..74334425
--- /dev/null
+++ b/test/src/basic_mult_AB.js
@@ -0,0 +1,24 @@
+QUnit.test( "basic_sum_AB (auto)", function( assert ) {
+ var f = GPU(function(a, b) {
+ var sum = 0;
+ for (var k=0; k<3; k++) {
+ sum += a[this.thread.y][k] * b[k][this.thread.x];
+ }
+ return sum;
+ }, {
+ thread : [3, 3],
+ block : [1, 1]
+ });
+
+ assert.ok( f !== null, "function generated test");
+ assert.deepEqual(f(
+ [[1, 2, 3],
+ [4, 5, 6],
+ [7, 8, 9]],
+ [[1, 2, 3],
+ [4, 5, 6],
+ [7, 8, 9]]),
+ [[30, 36, 42],
+ [66, 81, 96],
+ [102, 126, 150]], "basic mult function test");
+});