| // Copyright 2014 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 |
| |
| (function OneByteSeqStringSetCharDeoptOsr() { |
| function deopt() { |
| %DeoptimizeFunction(f); |
| } |
| |
| function f(string, osr) { |
| var world = " world"; |
| %_OneByteSeqStringSetChar(0, (deopt(), 0x48), string); |
| |
| for (var i = 0; osr && i < 2; i++) %OptimizeOsr(); |
| |
| return string + world; |
| } |
| |
| assertEquals("Hello " + "world", f("hello", false)); |
| %OptimizeFunctionOnNextCall(f); |
| assertEquals("Hello " + "world", f("hello", true)); |
| })(); |
| |
| |
| (function OneByteSeqStringSetCharDeopt() { |
| function deopt() { |
| %DeoptimizeFunction(f); |
| } |
| |
| function g(x) { |
| } |
| |
| function f(string) { |
| g(%_OneByteSeqStringSetChar(0, (deopt(), 0x48), string)); |
| return string; |
| } |
| |
| assertEquals("Hell" + "o", f("hello")); |
| %OptimizeFunctionOnNextCall(f); |
| assertEquals("Hell" + "o", f("hello")); |
| })(); |
| |
| |
| (function TwoByteSeqStringSetCharDeopt() { |
| function deopt() { |
| %DeoptimizeFunction(f); |
| } |
| |
| function g(x) { |
| } |
| |
| function f(string) { |
| g(%_TwoByteSeqStringSetChar(0, (deopt(), 0x48), string)); |
| return string; |
| } |
| |
| assertEquals("Hell" + "o", f("\u20ACello")); |
| %OptimizeFunctionOnNextCall(f); |
| assertEquals("Hell" + "o", f("\u20ACello")); |
| })(); |