aboutsummaryrefslogtreecommitdiff
path: root/test/examples
diff options
context:
space:
mode:
Diffstat (limited to 'test/examples')
-rw-r--r--test/examples/int-micro.js107
1 files changed, 107 insertions, 0 deletions
diff --git a/test/examples/int-micro.js b/test/examples/int-micro.js
new file mode 100644
index 00000000..82f4b099
--- /dev/null
+++ b/test/examples/int-micro.js
@@ -0,0 +1,107 @@
+/*
+ * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * - Neither the name of Oracle nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
+ * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+
+function bench(name, func) {
+ var start = Date.now();
+ for (var iter = 0; iter < 5000000; iter++) {
+ func();
+ }
+ print(name + "\t" + (Date.now() - start));
+}
+
+function uint32(value) {
+ return function() {
+ value >>> 0;
+ value >>> 0;
+ value >>> 0;
+ value >>> 0;
+ value >>> 0;
+ value >>> 0;
+ value >>> 0;
+ value >>> 0;
+ value >>> 0;
+ value >>> 0;
+ value >>> 0;
+ value >>> 0;
+ value >>> 0;
+ value >>> 0;
+ value >>> 0;
+ };
+}
+
+function int32(value) {
+ return function() {
+ value >> 0;
+ value >> 0;
+ value >> 0;
+ value >> 0;
+ value >> 0;
+ value >> 0;
+ value >> 0;
+ value >> 0;
+ value >> 0;
+ value >> 0;
+ value >> 0;
+ value >> 0;
+ value >> 0;
+ value >> 0;
+ value >> 0;
+ };
+}
+
+print("\nToUint32");
+for (var i = 1; i < 3; i++) {
+ bench("infinity ", uint32(Infinity));
+ bench("infinity neg ", uint32(-Infinity));
+ bench("nan ", uint32(NaN));
+ bench("small ", uint32(1));
+ bench("small neg ", uint32(-1));
+ bench("small frac ", uint32(1.5));
+ bench("small neg frac", uint32(-1.5));
+ bench("large ", uint32(9223372036854775807));
+ bench("large neg ", uint32(-9223372036854775808));
+}
+
+print("\nToInt32");
+for (var i = 1; i < 3; i++) {
+ bench("infinity ", int32(Infinity));
+ bench("infinity neg ", int32(-Infinity));
+ bench("nan ", int32(NaN));
+ bench("small ", int32(1));
+ bench("small neg ", int32(-1));
+ bench("small frac ", int32(1.5));
+ bench("small neg frac", int32(-1.5));
+ bench("large ", int32(9223372036854775807));
+ bench("large neg ", int32(-9223372036854775808));
+}
+
+