From 62b35e2174007406d1fa9f843d40e8d1309e809b Mon Sep 17 00:00:00 2001 From: "yangguo@chromium.org" Date: Wed, 16 May 2012 11:15:30 +0000 Subject: [PATCH] Add missing test for transcendental functions. BUG= TEST= Review URL: https://chromiumcodereview.appspot.com/10389169 git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@11579 ce2b1a6d-e550-0410-aec6-3dcde31c8c00 --- test/mjsunit/regress/regress-transcendental.js | 49 ++++++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 test/mjsunit/regress/regress-transcendental.js diff --git a/test/mjsunit/regress/regress-transcendental.js b/test/mjsunit/regress/regress-transcendental.js new file mode 100644 index 0000000..b5dbcb4 --- /dev/null +++ b/test/mjsunit/regress/regress-transcendental.js @@ -0,0 +1,49 @@ +// Copyright 2012 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: --expose-gc + +// Test whether the runtime implementation and generated code of +// sine and tangens return the same results. + +function test(f, x, name) { + // Reset transcendental cache. + gc(); + // Initializing cache leads to a runtime call. + var runtime_result = f(x); + // Flush transcendental cache entries and optimize f. + for (var i = 0; i < 100000; i++) f(i); + // Calculate using generated code. + var gencode_result = f(x); + print(name + " runtime function: " + runtime_result); + print(name + " generated code : " + gencode_result); + assertEquals(gencode_result, runtime_result); +} + +test(Math.tan, -1.57079632679489660000, "Math.tan"); +test(Math.sin, 6.283185307179586, "Math.sin"); + -- 2.7.4