Revert "Remove SmartMove, bringing Array methods further into spec compliance"

test/mjsunit/regress/regress-2615.js

-// 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.
-
-/* These tests should pass now but they take too long to run.
-var a = [];
-a[0xfffffffe] = 10;
-assertThrows("a.unshift(1);", RangeError);
-assertEquals(0xffffffff, a.length);
-assertEquals(10, a[0xffffffff]);
-assertEquals(undefined, a[0xfffffffe]);
-
-a = [1,2,3];
-a[0xfffffffe] = 10;
-assertThrows("a.splice(1,1,7,7,7,7,7);", RangeError);
-assertEquals([1,7,7,7,7,7,3], a.slice(0, 7));
-assertEquals(0xffffffff, a.length);
-assertEquals(10, a[0xfffffffe + 5 - 1]);
-*/
-
-a = [1];
-Object.defineProperty(a, "1", {writable:false, configurable:false, value: 100});
-assertThrows("a.unshift(4);", TypeError);
-assertEquals([1, 100, 100], a);
-var desc = Object.getOwnPropertyDescriptor(a, "1");
-assertEquals(false, desc.writable);
-assertEquals(false, desc.configurable);
-
-a = [1];
-var g = function() { return 100; };
-Object.defineProperty(a, "1", {get:g});
-assertThrows("a.unshift(0);", TypeError);
-assertEquals([1, 100, 100], a);
-desc = Object.getOwnPropertyDescriptor(a, "1");
-assertEquals(false, desc.configurable);
-assertEquals(g, desc.get);
-
-a = [1];
-var c = 0;
-var s = function(v) { c += 1; };
-Object.defineProperty(a, "1", {set:s});
-a.unshift(10);
-assertEquals([10, undefined, undefined], a);
-assertEquals(1, c);
-desc = Object.getOwnPropertyDescriptor(a, "1");
-assertEquals(false, desc.configurable);
-assertEquals(s, desc.set);
-
-a = [1];
-Object.defineProperty(a, "1", {configurable:false, value:10});
-assertThrows("a.splice(1,1);", TypeError);
-assertEquals([1, 10], a);
-desc = Object.getOwnPropertyDescriptor(a, "1");
-assertEquals(false, desc.configurable);
-
-a = [0,1,2,3,4,5,6];
-Object.defineProperty(a, "3", {configurable:false, writable:false, value:3});
-assertThrows("a.splice(1,4);", TypeError);
-assertEquals([0,5,6,3,,,,], a);
-desc = Object.getOwnPropertyDescriptor(a, "3");
-assertEquals(false, desc.configurable);
-assertEquals(false, desc.writable);
-
-a = [0,1,2,3,4,5,6];
-Object.defineProperty(a, "5", {configurable:false, value:5});
-assertThrows("a.splice(1,4);", TypeError);
-assertEquals([0,5,6,3,4,5,,], a);
-desc = Object.getOwnPropertyDescriptor(a, "5");
-assertEquals(false, desc.configurable);
-
-a = [1,2,3,,5];
-Object.defineProperty(a, "1", {configurable:false, writable:true, value:2});
-assertEquals(1, a.shift());
-assertEquals([2,3,,5], a);
-desc = Object.getOwnPropertyDescriptor(a, "1");
-assertEquals(false, desc.configurable);
-assertEquals(true, desc.writable);
-assertThrows("a.shift();", TypeError);
-assertEquals([3,3,,5], a);
-desc = Object.getOwnPropertyDescriptor(a, "1");
-assertEquals(false, desc.configurable);
-assertEquals(true, desc.writable);
-
-a = [1,2,3];
-Object.defineProperty(a, "2", {configurable:false, value:3});
-assertThrows("a.pop();", TypeError);
-assertEquals([1,2,3], a);
-desc = Object.getOwnPropertyDescriptor(a, "2");
-assertEquals(false, desc.configurable);