| // Copyright 2013 the V8 project authors. All rights reserved. |
| // Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions |
| // are met: |
| // 1. Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // 2. 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. |
| // |
| // THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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. |
| |
| description( |
| "This tests that the DFG can multiply numbers correctly." |
| ); |
| |
| function doMultiplyConstant2(a) { |
| return a * 2; |
| } |
| |
| function doMultiplyConstant3(a) { |
| return a * 3; |
| } |
| |
| function doMultiplyConstant4(a) { |
| return a * 4; |
| } |
| |
| // Get it to compile. |
| for (var i = 0; i < 100; ++i) { |
| shouldBe("doMultiplyConstant2(1)", "2"); |
| shouldBe("doMultiplyConstant2(2)", "4"); |
| shouldBe("doMultiplyConstant2(4)", "8"); |
| shouldBe("doMultiplyConstant3(1)", "3"); |
| shouldBe("doMultiplyConstant3(2)", "6"); |
| shouldBe("doMultiplyConstant3(4)", "12"); |
| shouldBe("doMultiplyConstant4(1)", "4"); |
| shouldBe("doMultiplyConstant4(2)", "8"); |
| shouldBe("doMultiplyConstant4(4)", "16"); |
| } |
| |
| // Now do evil. |
| for (var i = 0; i < 10; ++i) { |
| shouldBe("doMultiplyConstant2(1073741824)", "2147483648"); |
| shouldBe("doMultiplyConstant2(2147483648)", "4294967296"); |
| shouldBe("doMultiplyConstant3(1073741824)", "3221225472"); |
| shouldBe("doMultiplyConstant3(2147483648)", "6442450944"); |
| shouldBe("doMultiplyConstant4(1073741824)", "4294967296"); |
| shouldBe("doMultiplyConstant4(2147483648)", "8589934592"); |
| shouldBe("doMultiplyConstant2(-1073741824)", "-2147483648"); |
| shouldBe("doMultiplyConstant2(-2147483648)", "-4294967296"); |
| shouldBe("doMultiplyConstant3(-1073741824)", "-3221225472"); |
| shouldBe("doMultiplyConstant3(-2147483648)", "-6442450944"); |
| shouldBe("doMultiplyConstant4(-1073741824)", "-4294967296"); |
| shouldBe("doMultiplyConstant4(-2147483648)", "-8589934592"); |
| } |