1 files changed, 64 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/jaeger/floatTypedArrays.js b/js/src/jit-test/tests/jaeger/floatTypedArrays.js
new file mode 100644
index 0000000000..51ea7c0a16
--- /dev/null
+++ b/js/src/jit-test/tests/jaeger/floatTypedArrays.js
@@ -0,0 +1,64 @@
+// vim: set ts=8 sts=4 et sw=4 tw=99:
+
+function testFloat32Array(L) {
+    var f = new Float32Array(8);
+    assertEq(f[0], 0);
+    assertEq(f[L], 0);
+    assertEq(f[L+8], undefined);
+    assertEq(f[8], undefined);
+    f[0] = 12;
+    f[L+1] = 13.5;
+    f[2] = f[1];
+    f[L+3] = 4294967295;
+    f[L+4] = true;
+    f[L+5] = L;
+    assertEq(f[0], 12);
+    assertEq(f[1], 13.5);
+    assertEq(f[2], 13.5);
+    assertEq(f[3], 4294967296);
+    assertEq(f[4], 1);
+    assertEq(f[5], 0);
+}
+
+function testFloat64Array(L) {
+    var f = new Float64Array(8);
+    assertEq(f[0], 0);
+    assertEq(f[L], 0);
+    assertEq(f[L+8], undefined);
+    assertEq(f[8], undefined);
+    f[0] = 12;
+    f[L+1] = 13.5;
+    f[2] = f[1];
+    f[L+3] = 4294967295;
+    f[L+4] = true;
+    f[L+5] = L;
+    assertEq(f[0], 12);
+    assertEq(f[1], 13.5);
+    assertEq(f[2], 13.5);
+    assertEq(f[3], 4294967295);
+    assertEq(f[4], 1);
+    assertEq(f[5], 0);
+}
+
+function testNaNCanonicalization() {
+    var buf = new ArrayBuffer(128);
+
+    var u8 = new Uint8Array(buf);
+    for (var i = 0; i < 128; i++)
+        u8[i] = 0xFF;
+
+    var dblarr = new Float64Array(buf);
+    var asstr = dblarr[0] + "";
+    var asnum = dblarr[0] + 0.0;
+    assertEq(asstr, "NaN");
+    assertEq(asnum, NaN);
+}
+
+for (var i = 0; i < 10; i++) {
+    //testFloat32Array(0);
+    //testFloat64Array(0);
+    testNaNCanonicalization();
+    if (i == 5)
+        gc();
+}
+