1 files changed, 91 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/bug976110.js b/js/src/jit-test/tests/ion/bug976110.js
new file mode 100644
index 000000000..0886fc311
--- /dev/null
+++ b/js/src/jit-test/tests/ion/bug976110.js
@@ -0,0 +1,91 @@
+var asmdiv2 = (function(m) {
+    "use asm"
+    function f(x) {
+        x = x|0;
+        var z = 0;
+        z = ((x>>>0) / 2)>>>0;
+        return z|0;
+    }
+    return f;
+})()
+
+var plaindiv2 = function(x) {
+    x = x|0;
+    var z = 0;
+    z = ((x>>>0) / 2)>>>0;
+    return z|0;
+}
+
+var k2 = 0xf0000000;
+
+assertEq(asmdiv2(k2), 0x78000000);
+assertEq(plaindiv2(k2), 0x78000000);
+
+var asmdiv3 = (function(m) {
+    "use asm"
+    function f(x) {
+        x = x|0;
+        var z = 0;
+        z = ((x>>>0) / 3)>>>0;
+        return z|0;
+    }
+    return f;
+})()
+
+var plaindiv3 = function(x) {
+    x = x|0;
+    var z = 0;
+    z = ((x>>>0) / 3)>>>0;
+    return z|0;
+}
+
+var k3 = 3<<30;
+
+assertEq(asmdiv3(k3), 1<<30);
+assertEq(plaindiv3(k3), 1<<30);
+
+var asmdiv7 = (function(m) {
+    "use asm"
+    function f(x) {
+        x = x|0;
+        var z = 0;
+        z = ((x>>>0) / 7)>>>0;
+        return z|0;
+    }
+    return f;
+})()
+
+var plaindiv7 = function(x) {
+    x = x|0;
+    var z = 0;
+    z = ((x>>>0) / 7)>>>0;
+    return z|0;
+}
+
+var k7 = (1<<29)*7 + 4;
+
+assertEq(asmdiv7(k7), 1<<29);
+assertEq(plaindiv7(k7), 1<<29);
+
+var asmmod3 = (function(m) {
+    "use asm"
+    function f(x) {
+        x = x|0;
+        var z = 0;
+        z = ((x>>>0) % 3)>>>0;
+        return z|0;
+    }
+    return f;
+})()
+
+var plainmod3 = function(x) {
+    x = x|0;
+    var z = 0;
+    z = ((x>>>0) % 3)>>>0;
+    return z|0;
+}
+
+var kmod = (3<<30) + 2;
+
+assertEq(asmmod3(kmod), 2);
+assertEq(plainmod3(kmod), 2);