1fa458e413c3e5b8d479e49258d060b7bb4567c57danno@chromium.org// Copyright 2012 the V8 project authors. All rights reserved. 2394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// Redistribution and use in source and binary forms, with or without 3394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// modification, are permitted provided that the following conditions are 4394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// met: 5394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// 6394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// * Redistributions of source code must retain the above copyright 7394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// notice, this list of conditions and the following disclaimer. 8394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// * Redistributions in binary form must reproduce the above 9394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// copyright notice, this list of conditions and the following 10394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// disclaimer in the documentation and/or other materials provided 11394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// with the distribution. 12394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// * Neither the name of Google Inc. nor the names of its 13394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// contributors may be used to endorse or promote products derived 14394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// from this software without specific prior written permission. 15394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// 16394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com 28394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// Flags: --allow-natives-syntax --smi-only-arrays --expose-gc 2959297c735ad2a41156ae9c723a39ff259ad061e0jkummerow@chromium.org// Flags: --notrack_allocation_sites 30394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com 317bd87f0fe09b5d7c12de8f1db0bdb759dc4130acjkummerow@chromium.org// Limit the number of stress runs to reduce polymorphism it defeats some of the 327bd87f0fe09b5d7c12de8f1db0bdb759dc4130acjkummerow@chromium.org// assumptions made about how elements transitions work because transition stubs 337bd87f0fe09b5d7c12de8f1db0bdb759dc4130acjkummerow@chromium.org// end up going generic. 347bd87f0fe09b5d7c12de8f1db0bdb759dc4130acjkummerow@chromium.org// Flags: --stress-runs=2 35750145ab1b720c97adf2b548cc8fbd28c8b8e06dulan@chromium.org 36394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// Test element kind of objects. 37394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// Since --smi-only-arrays affects builtins, its default setting at compile 38394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// time sticks if built with snapshot. If --smi-only-arrays is deactivated 39394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// by default, only a no-snapshot build actually has smi-only arrays enabled 40394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// in this test case. Depending on whether smi-only arrays are actually 41394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// enabled, this test takes the appropriate code path to check smi-only arrays. 42394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com 43830d30c478be03b0ac560f4002833ab141e41effsvenpanne@chromium.orgsupport_smi_only_arrays = %HasFastSmiElements(new Array(1,2,3,4,5,6,7,8)); 44394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com 45394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comif (support_smi_only_arrays) { 46394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com print("Tests include smi-only arrays."); 47394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com} else { 48394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com print("Tests do NOT include smi-only arrays."); 49394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com} 50394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com 51394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comvar elements_kind = { 52394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com fast_smi_only : 'fast smi only elements', 53394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com fast : 'fast elements', 54394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com fast_double : 'fast double elements', 55394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com dictionary : 'dictionary elements', 56394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com external_byte : 'external byte elements', 57394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com external_unsigned_byte : 'external unsigned byte elements', 58394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com external_short : 'external short elements', 59394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com external_unsigned_short : 'external unsigned short elements', 60394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com external_int : 'external int elements', 61394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com external_unsigned_int : 'external unsigned int elements', 62394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com external_float : 'external float elements', 63394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com external_double : 'external double elements', 64394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com external_pixel : 'external pixel elements' 65394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com} 66394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com 67394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comfunction getKind(obj) { 68830d30c478be03b0ac560f4002833ab141e41effsvenpanne@chromium.org if (%HasFastSmiElements(obj)) return elements_kind.fast_smi_only; 69830d30c478be03b0ac560f4002833ab141e41effsvenpanne@chromium.org if (%HasFastObjectElements(obj)) return elements_kind.fast; 70394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com if (%HasFastDoubleElements(obj)) return elements_kind.fast_double; 71394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com if (%HasDictionaryElements(obj)) return elements_kind.dictionary; 72394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com // Every external kind is also an external array. 73394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertTrue(%HasExternalArrayElements(obj)); 74394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com if (%HasExternalByteElements(obj)) { 75394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com return elements_kind.external_byte; 76394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com } 77394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com if (%HasExternalUnsignedByteElements(obj)) { 78394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com return elements_kind.external_unsigned_byte; 79394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com } 80394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com if (%HasExternalShortElements(obj)) { 81394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com return elements_kind.external_short; 82394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com } 83394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com if (%HasExternalUnsignedShortElements(obj)) { 84394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com return elements_kind.external_unsigned_short; 85394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com } 86394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com if (%HasExternalIntElements(obj)) { 87394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com return elements_kind.external_int; 88394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com } 89394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com if (%HasExternalUnsignedIntElements(obj)) { 90394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com return elements_kind.external_unsigned_int; 91394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com } 92394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com if (%HasExternalFloatElements(obj)) { 93394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com return elements_kind.external_float; 94394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com } 95394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com if (%HasExternalDoubleElements(obj)) { 96394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com return elements_kind.external_double; 97394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com } 98394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com if (%HasExternalPixelElements(obj)) { 99394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com return elements_kind.external_pixel; 100394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com } 101394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com} 102394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com 103394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comfunction assertKind(expected, obj, name_opt) { 104394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com if (!support_smi_only_arrays && 105394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com expected == elements_kind.fast_smi_only) { 106394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com expected = elements_kind.fast; 107394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com } 108394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertEquals(expected, getKind(obj), name_opt); 109394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com} 110394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com 111394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comvar me = {}; 112394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comassertKind(elements_kind.fast, me); 113394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comme.dance = 0xD15C0; 114394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comme.drink = 0xC0C0A; 115394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comassertKind(elements_kind.fast, me); 116394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com 117fa458e413c3e5b8d479e49258d060b7bb4567c57danno@chromium.orgif (support_smi_only_arrays) { 118fa458e413c3e5b8d479e49258d060b7bb4567c57danno@chromium.org var too = [1,2,3]; 119fa458e413c3e5b8d479e49258d060b7bb4567c57danno@chromium.org assertKind(elements_kind.fast_smi_only, too); 120fa458e413c3e5b8d479e49258d060b7bb4567c57danno@chromium.org too.dance = 0xD15C0; 121fa458e413c3e5b8d479e49258d060b7bb4567c57danno@chromium.org too.drink = 0xC0C0A; 122fa458e413c3e5b8d479e49258d060b7bb4567c57danno@chromium.org assertKind(elements_kind.fast_smi_only, too); 123fa458e413c3e5b8d479e49258d060b7bb4567c57danno@chromium.org} 124394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com 125830d30c478be03b0ac560f4002833ab141e41effsvenpanne@chromium.org// Make sure the element kind transitions from smi when a non-smi is stored. 126394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comvar you = new Array(); 127394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comassertKind(elements_kind.fast_smi_only, you); 128394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comfor (var i = 0; i < 1337; i++) { 129394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com var val = i; 130394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com if (i == 1336) { 131394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertKind(elements_kind.fast_smi_only, you); 132394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com val = new Object(); 133394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com } 134394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com you[i] = val; 135394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com} 136394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comassertKind(elements_kind.fast, you); 137394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com 138394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comassertKind(elements_kind.dictionary, new Array(0xDECAF)); 139394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com 140394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comvar fast_double_array = new Array(0xDECAF); 141394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comfor (var i = 0; i < 0xDECAF; i++) fast_double_array[i] = i / 2; 142394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comassertKind(elements_kind.fast_double, fast_double_array); 143394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com 144394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comassertKind(elements_kind.external_byte, new Int8Array(9001)); 145394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comassertKind(elements_kind.external_unsigned_byte, new Uint8Array(007)); 146394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comassertKind(elements_kind.external_short, new Int16Array(666)); 147394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comassertKind(elements_kind.external_unsigned_short, new Uint16Array(42)); 148394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comassertKind(elements_kind.external_int, new Int32Array(0xF)); 149394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comassertKind(elements_kind.external_unsigned_int, new Uint32Array(23)); 150394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comassertKind(elements_kind.external_float, new Float32Array(7)); 151394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comassertKind(elements_kind.external_double, new Float64Array(0)); 152c74d674717b2e229addbb9349986cd157947f7edyangguo@chromium.orgassertKind(elements_kind.external_pixel, new Uint8ClampedArray(512)); 153394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com 154394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// Crankshaft support for smi-only array elements. 155394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comfunction monomorphic(array) { 15665a89c29ac6da09f5726f48f68eae9587b0e562aulan@chromium.org assertKind(elements_kind.fast_smi_only, array); 157394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com for (var i = 0; i < 3; i++) { 158394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com array[i] = i + 10; 159394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com } 160394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertKind(elements_kind.fast_smi_only, array); 161394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com for (var i = 0; i < 3; i++) { 162394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com var a = array[i]; 163394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertEquals(i + 10, a); 164394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com } 165394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com} 166fa458e413c3e5b8d479e49258d060b7bb4567c57danno@chromium.orgvar smi_only = new Array(1, 2, 3); 16765a89c29ac6da09f5726f48f68eae9587b0e562aulan@chromium.orgassertKind(elements_kind.fast_smi_only, smi_only); 168394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comfor (var i = 0; i < 3; i++) monomorphic(smi_only); 169394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com%OptimizeFunctionOnNextCall(monomorphic); 170394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.commonomorphic(smi_only); 171394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com 172394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comif (support_smi_only_arrays) { 173ba72ec861b69b67139c93fc6dd56f4a73c9b3135jkummerow@chromium.org %NeverOptimizeFunction(construct_smis); 174394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com function construct_smis() { 175394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com var a = [0, 0, 0]; 176394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com a[0] = 0; // Send the COW array map to the steak house. 177394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertKind(elements_kind.fast_smi_only, a); 178394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com return a; 179394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com } 180ba72ec861b69b67139c93fc6dd56f4a73c9b3135jkummerow@chromium.org %NeverOptimizeFunction(construct_doubles); 181394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com function construct_doubles() { 182394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com var a = construct_smis(); 183394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com a[0] = 1.5; 184394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertKind(elements_kind.fast_double, a); 185394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com return a; 186394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com } 187ba72ec861b69b67139c93fc6dd56f4a73c9b3135jkummerow@chromium.org %NeverOptimizeFunction(construct_objects); 188394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com function construct_objects() { 189394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com var a = construct_smis(); 190394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com a[0] = "one"; 191394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertKind(elements_kind.fast, a); 192394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com return a; 193394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com } 194394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com 195394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com // Test crankshafted transition SMI->DOUBLE. 196ba72ec861b69b67139c93fc6dd56f4a73c9b3135jkummerow@chromium.org %NeverOptimizeFunction(convert_to_double); 197394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com function convert_to_double(array) { 198394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com array[1] = 2.5; 199394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertKind(elements_kind.fast_double, array); 200394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertEquals(2.5, array[1]); 201394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com } 202394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com var smis = construct_smis(); 203394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com for (var i = 0; i < 3; i++) convert_to_double(smis); 204394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com %OptimizeFunctionOnNextCall(convert_to_double); 205394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com smis = construct_smis(); 206394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com convert_to_double(smis); 207394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com // Test crankshafted transitions SMI->FAST and DOUBLE->FAST. 208ba72ec861b69b67139c93fc6dd56f4a73c9b3135jkummerow@chromium.org %NeverOptimizeFunction(convert_to_fast); 209394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com function convert_to_fast(array) { 210394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com array[1] = "two"; 211394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertKind(elements_kind.fast, array); 212394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertEquals("two", array[1]); 213394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com } 214394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com smis = construct_smis(); 215394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com for (var i = 0; i < 3; i++) convert_to_fast(smis); 216394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com var doubles = construct_doubles(); 217394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com for (var i = 0; i < 3; i++) convert_to_fast(doubles); 218394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com smis = construct_smis(); 219394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com doubles = construct_doubles(); 220394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com %OptimizeFunctionOnNextCall(convert_to_fast); 221394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com convert_to_fast(smis); 222394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com convert_to_fast(doubles); 223394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com // Test transition chain SMI->DOUBLE->FAST (crankshafted function will 224394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com // transition to FAST directly). 225ba72ec861b69b67139c93fc6dd56f4a73c9b3135jkummerow@chromium.org %NeverOptimizeFunction(convert_mixed); 226394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com function convert_mixed(array, value, kind) { 227394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com array[1] = value; 228394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertKind(kind, array); 229394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertEquals(value, array[1]); 230394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com } 231394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com smis = construct_smis(); 232394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com for (var i = 0; i < 3; i++) { 233394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com convert_mixed(smis, 1.5, elements_kind.fast_double); 234394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com } 235394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com doubles = construct_doubles(); 236394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com for (var i = 0; i < 3; i++) { 237394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com convert_mixed(doubles, "three", elements_kind.fast); 238394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com } 2397028c05c1c71b9d5c5fe1bca01f2461d17a2dda7mmassi@chromium.org convert_mixed(construct_smis(), "three", elements_kind.fast); 2407028c05c1c71b9d5c5fe1bca01f2461d17a2dda7mmassi@chromium.org convert_mixed(construct_doubles(), "three", elements_kind.fast); 2417028c05c1c71b9d5c5fe1bca01f2461d17a2dda7mmassi@chromium.org %OptimizeFunctionOnNextCall(convert_mixed); 242394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com smis = construct_smis(); 243394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com doubles = construct_doubles(); 244394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com convert_mixed(smis, 1, elements_kind.fast); 245394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com convert_mixed(doubles, 1, elements_kind.fast); 246394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertTrue(%HaveSameMap(smis, doubles)); 247394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com} 248394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com 249394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// Crankshaft support for smi-only elements in dynamic array literals. 250394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comfunction get(foo) { return foo; } // Used to generate dynamic values. 251394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com 252394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comfunction crankshaft_test() { 253fa458e413c3e5b8d479e49258d060b7bb4567c57danno@chromium.org if (support_smi_only_arrays) { 254fa458e413c3e5b8d479e49258d060b7bb4567c57danno@chromium.org var a1 = [get(1), get(2), get(3)]; 255fa458e413c3e5b8d479e49258d060b7bb4567c57danno@chromium.org assertKind(elements_kind.fast_smi_only, a1); 256fa458e413c3e5b8d479e49258d060b7bb4567c57danno@chromium.org } 257fa458e413c3e5b8d479e49258d060b7bb4567c57danno@chromium.org var a2 = new Array(get(1), get(2), get(3)); 258fa458e413c3e5b8d479e49258d060b7bb4567c57danno@chromium.org assertKind(elements_kind.fast_smi_only, a2); 259394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com var b = [get(1), get(2), get("three")]; 260394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertKind(elements_kind.fast, b); 261394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com var c = [get(1), get(2), get(3.5)]; 262394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com if (support_smi_only_arrays) { 263394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertKind(elements_kind.fast_double, c); 264394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com } 265394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com} 266394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comfor (var i = 0; i < 3; i++) { 267394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com crankshaft_test(); 268394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com} 269394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com%OptimizeFunctionOnNextCall(crankshaft_test); 270394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comcrankshaft_test(); 271394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com 272394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// Elements_kind transitions for arrays. 273394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com 274394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// A map can have three different elements_kind transitions: SMI->DOUBLE, 275394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// DOUBLE->OBJECT, and SMI->OBJECT. No matter in which order these three are 276394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// created, they must always end up with the same FAST map. 277394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com 278394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// This test is meaningless without FAST_SMI_ONLY_ELEMENTS. 279394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comif (support_smi_only_arrays) { 280394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com // Preparation: create one pair of identical objects for each case. 281394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com var a = [1, 2, 3]; 282394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com var b = [1, 2, 3]; 283394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertTrue(%HaveSameMap(a, b)); 284394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertKind(elements_kind.fast_smi_only, a); 285394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com var c = [1, 2, 3]; 286394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com c["case2"] = true; 287394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com var d = [1, 2, 3]; 288394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com d["case2"] = true; 289394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertTrue(%HaveSameMap(c, d)); 290394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertFalse(%HaveSameMap(a, c)); 291394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertKind(elements_kind.fast_smi_only, c); 292394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com var e = [1, 2, 3]; 293394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com e["case3"] = true; 294394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com var f = [1, 2, 3]; 295394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com f["case3"] = true; 296394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertTrue(%HaveSameMap(e, f)); 297394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertFalse(%HaveSameMap(a, e)); 298394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertFalse(%HaveSameMap(c, e)); 299394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertKind(elements_kind.fast_smi_only, e); 300394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com // Case 1: SMI->DOUBLE, DOUBLE->OBJECT, SMI->OBJECT. 301394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com a[0] = 1.5; 302394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertKind(elements_kind.fast_double, a); 303394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com a[0] = "foo"; 304394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertKind(elements_kind.fast, a); 305394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com b[0] = "bar"; 306394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertTrue(%HaveSameMap(a, b)); 307394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com // Case 2: SMI->DOUBLE, SMI->OBJECT, DOUBLE->OBJECT. 308394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com c[0] = 1.5; 309394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertKind(elements_kind.fast_double, c); 310394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertFalse(%HaveSameMap(c, d)); 311394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com d[0] = "foo"; 312394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertKind(elements_kind.fast, d); 313394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertFalse(%HaveSameMap(c, d)); 314394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com c[0] = "bar"; 315394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertTrue(%HaveSameMap(c, d)); 316394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com // Case 3: SMI->OBJECT, SMI->DOUBLE, DOUBLE->OBJECT. 317394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com e[0] = "foo"; 318394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertKind(elements_kind.fast, e); 319394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertFalse(%HaveSameMap(e, f)); 320394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com f[0] = 1.5; 321394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertKind(elements_kind.fast_double, f); 322394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertFalse(%HaveSameMap(e, f)); 323394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com f[0] = "bar"; 324394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertKind(elements_kind.fast, f); 325394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com assertTrue(%HaveSameMap(e, f)); 326394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com} 327394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com 328c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org// Test if Array.concat() works correctly with DOUBLE elements. 329c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.orgif (support_smi_only_arrays) { 330c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org var a = [1, 2]; 331c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org assertKind(elements_kind.fast_smi_only, a); 332c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org var b = [4.5, 5.5]; 333c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org assertKind(elements_kind.fast_double, b); 334c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org var c = a.concat(b); 335c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org assertEquals([1, 2, 4.5, 5.5], c); 336fb37721ea34922d8758d5cb26ae465aaf241e6b6yangguo@chromium.org assertKind(elements_kind.fast_double, c); 337c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org} 338c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org 339c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org// Test that Array.push() correctly handles SMI elements. 340c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.orgif (support_smi_only_arrays) { 341c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org var a = [1, 2]; 342c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org assertKind(elements_kind.fast_smi_only, a); 343c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org a.push(3, 4, 5); 344c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org assertKind(elements_kind.fast_smi_only, a); 345c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org assertEquals([1, 2, 3, 4, 5], a); 346c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org} 347c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org 348c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org// Test that Array.splice() and Array.slice() return correct ElementsKinds. 349c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.orgif (support_smi_only_arrays) { 350c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org var a = ["foo", "bar"]; 351c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org assertKind(elements_kind.fast, a); 352c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org var b = a.splice(0, 1); 353c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org assertKind(elements_kind.fast, b); 354c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org var c = a.slice(0, 1); 355c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org assertKind(elements_kind.fast, c); 356c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org} 357c3b37129d6387b2db313f9100256d2d5f60dd9a8jkummerow@chromium.org 358394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// Throw away type information in the ICs for next stress run. 359394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comgc(); 360