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