19258b6bc66e09368ada54001f619d53b4fc976d5ager@chromium.org// Copyright 2008 the V8 project authors. All rights reserved. 29a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// Redistribution and use in source and binary forms, with or without 39a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// modification, are permitted provided that the following conditions are 49a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// met: 59a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// 69a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// * Redistributions of source code must retain the above copyright 79a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// notice, this list of conditions and the following disclaimer. 89a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// * Redistributions in binary form must reproduce the above 99a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// copyright notice, this list of conditions and the following 109a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// disclaimer in the documentation and/or other materials provided 119a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// with the distribution. 129a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// * Neither the name of Google Inc. nor the names of its 139a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// contributors may be used to endorse or promote products derived 149a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// from this software without specific prior written permission. 159a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// 169a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 179a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 189a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 199a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 209a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 219a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 229a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 239a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 249a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 259a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 269a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 279a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com 289a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// Ensure that operations on small integers handle -0. 299a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com 309a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.comvar zero = 0; 319a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.comvar one = 1; 329a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.comvar minus_one = -1; 339a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.comvar two = 2; 349a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.comvar four = 4; 359a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.comvar minus_two = -2; 369a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.comvar minus_four = -4; 379a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com 389a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// variable op variable 399a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com 409d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(-Infinity, one / (-zero), "one / -0 I"); 419a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com 429d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(-Infinity, one / (zero * minus_one), "one / -1"); 439d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(-Infinity, one / (minus_one * zero), "one / -0 II"); 449d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(Infinity, one / (zero * zero), "one / 0 I"); 459d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(1, one / (minus_one * minus_one), "one / 1"); 469a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com 479d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(-Infinity, one / (zero / minus_one), "one / -0 III"); 489d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(Infinity, one / (zero / one), "one / 0 II"); 499a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com 509d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(-Infinity, one / (minus_four % two), "foo1"); 519d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(-Infinity, one / (minus_four % minus_two), "foo2"); 529d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(Infinity, one / (four % two), "foo3"); 539d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(Infinity, one / (four % minus_two), "foo4"); 549a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com 559a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// literal op variable 569a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com 579d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(-Infinity, one / (0 * minus_one), "bar1"); 589d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(-Infinity, one / (-1 * zero), "bar2"); 599d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(Infinity, one / (0 * zero), "bar3"); 609d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(1, one / (-1 * minus_one), "bar4"); 619a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com 629d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(-Infinity, one / (0 / minus_one), "baz1"); 639d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(Infinity, one / (0 / one), "baz2"); 649a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com 659d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(-Infinity, one / (-4 % two), "baz3"); 669d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(-Infinity, one / (-4 % minus_two), "baz4"); 679d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(Infinity, one / (4 % two), "baz5"); 689d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(Infinity, one / (4 % minus_two), "baz6"); 699a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com 709a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// variable op literal 719a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com 729d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(-Infinity, one / (zero * -1), "fizz1"); 739d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(-Infinity, one / (minus_one * 0), "fizz2"); 749d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(Infinity, one / (zero * 0), "fizz3"); 759d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(1, one / (minus_one * -1), "fizz4"); 769a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com 779d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(-Infinity, one / (zero / -1), "buzz1"); 789d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(Infinity, one / (zero / 1), "buzz2"); 799a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com 809d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(-Infinity, one / (minus_four % 2), "buzz3"); 819d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(-Infinity, one / (minus_four % -2), "buzz4"); 829d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(Infinity, one / (four % 2), "buzz5"); 839d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(Infinity, one / (four % -2), "buzz6"); 849a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com 859a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// literal op literal 869a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com 879d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(-Infinity, one / (-0), "fisk1"); 889a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com 899d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(-Infinity, one / (0 * -1), "fisk2"); 909d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(-Infinity, one / (-1 * 0), "fisk3"); 919d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(Infinity, one / (0 * 0), "fisk4"); 929d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(1, one / (-1 * -1), "fisk5"); 939a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com 949d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(-Infinity, one / (0 / -1), "hest1"); 959d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(Infinity, one / (0 / 1), "hest2"); 969a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com 979d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(-Infinity, one / (-4 % 2), "fiskhest1"); 989d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(-Infinity, one / (-4 % -2), "fiskhest2"); 999d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(Infinity, one / (4 % 2), "fiskhest3"); 1009d58c2b1c27d8b2890b9bd46e57d3842b09e0292christian.plesner.hansen@gmail.comassertEquals(Infinity, one / (4 % -2), "fiskhest4"); 10142841968c3c92e3b07bcd67e79eb6ba3f83032c1vegorov@chromium.org 10242841968c3c92e3b07bcd67e79eb6ba3f83032c1vegorov@chromium.org 10342841968c3c92e3b07bcd67e79eb6ba3f83032c1vegorov@chromium.org// This tests against a singleton -0.0 object being overwritten.gc 10442841968c3c92e3b07bcd67e79eb6ba3f83032c1vegorov@chromium.orgx = 0; 10542841968c3c92e3b07bcd67e79eb6ba3f83032c1vegorov@chromium.orgz = 3044; 10642841968c3c92e3b07bcd67e79eb6ba3f83032c1vegorov@chromium.org 10742841968c3c92e3b07bcd67e79eb6ba3f83032c1vegorov@chromium.orgfunction foo(x) { 10842841968c3c92e3b07bcd67e79eb6ba3f83032c1vegorov@chromium.org var y = -x + z; 10942841968c3c92e3b07bcd67e79eb6ba3f83032c1vegorov@chromium.org return -x; 11042841968c3c92e3b07bcd67e79eb6ba3f83032c1vegorov@chromium.org} 11142841968c3c92e3b07bcd67e79eb6ba3f83032c1vegorov@chromium.org 1127979bbb1df2eaff193e85d44c8da1ffa1525b7fcfschneider@chromium.orgassertEquals(-0, foo(x)); 1137979bbb1df2eaff193e85d44c8da1ffa1525b7fcfschneider@chromium.orgassertEquals(-0, foo(x)); 114