// Copyright 2013 the V8 project authors. 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 Google Inc. 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. // Flags: --allow-natives-syntax --noenable-sse2 // general tests var e31 = Math.pow(2, 31); assertEquals(-e31, -1*e31); assertEquals(e31, -1*e31*(-1)); assertEquals(e31, -1*-e31); assertEquals(e31, -e31*(-1)); var x = {toString : function() {return 1}} function add(a,b){return a+b;} add(1,x); add(1,x); %OptimizeFunctionOnNextCall(add); add(1,x); x.toString = function() {return "2"}; assertEquals(add(1,x), "12"); // Test the correct placement of the simulates in TruncateToNumber: function Checker() { this.str = "1"; var toStringCalled = 0; var toStringExpected = 0; this.toString = function() { toStringCalled++; return this.str; }; this.check = function() { toStringExpected++; assertEquals(toStringExpected, toStringCalled); }; }; var left = new Checker(); var right = new Checker(); function test(fun,check_fun,a,b,does_throw) { left.str = a; right.str = b; try { assertEquals(check_fun(a,b), fun(left, right)); assertTrue(!does_throw); } catch(e) { if (e instanceof TypeError) { assertTrue(!!does_throw); } else { throw e; } } finally { left.check(); if (!does_throw || does_throw>1) { right.check(); } } } function minus(a,b) { return a-b }; function check_minus(a,b) { return a-b }; function mod(a,b) { return a%b }; function check_mod(a,b) { return a%b }; test(minus,check_minus,1,2); // Bailout on left test(minus,check_minus,1<<30,1); // Bailout on right test(minus,check_minus,1,1<<30); // Bailout on result test(minus,check_minus,1<<30,-(1<<30)); // Some more interesting things test(minus,check_minus,1,1.4); test(minus,check_minus,1.3,4); test(minus,check_minus,1.3,1.4); test(minus,check_minus,1,2); test(minus,check_minus,1,undefined); test(minus,check_minus,1,2); test(minus,check_minus,1,true); test(minus,check_minus,1,2); test(minus,check_minus,1,null); test(minus,check_minus,1,2); test(minus,check_minus,1,""); test(minus,check_minus,1,2); // Throw on left test(minus,check_minus,{},1,1); // Throw on right test(minus,check_minus,1,{},2); // Throw both test(minus,check_minus,{},{},1); test(minus,check_minus,1,2); // Now with optimized code test(mod,check_mod,1,2); %OptimizeFunctionOnNextCall(mod); test(mod,check_mod,1,2); test(mod,check_mod,1<<30,1); %OptimizeFunctionOnNextCall(mod); test(mod,check_mod,1<<30,1); test(mod,check_mod,1,1<<30); %OptimizeFunctionOnNextCall(mod); test(mod,check_mod,1,1<<30); test(mod,check_mod,1<<30,-(1<<30)); %OptimizeFunctionOnNextCall(mod); test(mod,check_mod,1<<30,-(1<<30)); test(mod,check_mod,1,{},2); %OptimizeFunctionOnNextCall(mod); test(mod,check_mod,1,{},2); test(mod,check_mod,1,2); // test oddballs function t1(a, b) {return a-b} assertEquals(t1(1,2), 1-2); assertEquals(t1(2,true), 2-1); assertEquals(t1(false,2), 0-2); assertEquals(t1(1,2.4), 1-2.4); assertEquals(t1(1.3,2.4), 1.3-2.4); assertEquals(t1(true,2.4), 1-2.4); assertEquals(t1(1,undefined), 1-NaN); assertEquals(t1(1,1<<30), 1-(1<<30)); assertEquals(t1(1,2), 1-2); function t2(a, b) {return a/b} assertEquals(t2(1,2), 1/2); assertEquals(t2(null,2), 0/2); assertEquals(t2(null,-2), 0/-2); assertEquals(t2(2,null), 2/0); assertEquals(t2(-2,null), -2/0); assertEquals(t2(1,2.4), 1/2.4); assertEquals(t2(1.3,2.4), 1.3/2.4); assertEquals(t2(null,2.4), 0/2.4); assertEquals(t2(1.3,null), 1.3/0); assertEquals(t2(undefined,2), NaN/2); assertEquals(t2(1,1<<30), 1/(1<<30)); assertEquals(t2(1,2), 1/2);