v8/test/mjsunit/compare-objects.js
Ross McIlroy eab992fd40 [cleanup] Add %PrepareForOptimization to some more mjsunit tests.
Bug=v8:8801,v8:8394,v8:9183

Change-Id: I9d88d2aa2b261b0f8df83dd6075b68cbc626161f
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1660476
Commit-Queue: Ross McIlroy <rmcilroy@chromium.org>
Commit-Queue: Mythri Alle <mythria@chromium.org>
Auto-Submit: Ross McIlroy <rmcilroy@chromium.org>
Reviewed-by: Mythri Alle <mythria@chromium.org>
Cr-Commit-Position: refs/heads/master@{#62172}
2019-06-14 11:34:28 +00:00

112 lines
3.4 KiB
JavaScript

// 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: --allow-natives-syntax
// Test CompareIC stubs for normal and strict equality comparison of known
// objects in hydrogen.
function lt(a, b) {
return a < b;
}
function gt(a, b) {
return a > b;
}
function eq(a, b) {
return a == b;
}
function eq_strict(a, b) {
return a === b;
}
function test(a, b, less, greater) {
// Check CompareIC for equality of known objects.
assertTrue(eq(a, a));
assertTrue(eq(b, b));
assertFalse(eq(a, b));
assertTrue(eq_strict(a, a));
assertTrue(eq_strict(b, b));
assertFalse(eq_strict(a, b));
assertEquals(lt(a, b), less);
assertEquals(gt(a, b), greater);
assertEquals(lt(b, a), greater);
assertEquals(gt(b, a), less);
}
%PrepareFunctionForOptimization(test);
var obj1 = {toString: function() {return "1";}};
var obj2 = {toString: function() {return "2";}};
var less = obj1 < obj2;
var greater = obj1 > obj2;
test(obj1, obj2, less, greater);
test(obj1, obj2, less, greater);
test(obj1, obj2, less, greater);
%OptimizeFunctionOnNextCall(test);
test(obj1, obj2, less, greater);
test(obj1, obj2, less, greater);
obj1.x = 1;
test(obj1, obj2, less, greater);
obj2.y = 2;
test(obj1, obj2, less, greater);
var obj1 = {test: 3};
var obj2 = {test2: 3};
var less = obj1 < obj2;
var greater = obj1 > obj2;
test(obj1, obj2, less, greater);
test(obj1, obj2, less, greater);
test(obj1, obj2, less, greater);
%PrepareFunctionForOptimization(test);
%OptimizeFunctionOnNextCall(test);
test(obj1, obj2, less, greater);
test(obj1, obj2, less, greater);
obj1.toString = function() {return "1"};
var less = obj1 < obj2;
var greater = obj1 > obj2;
test(obj1, obj2, less, greater);
%PrepareFunctionForOptimization(test);
%OptimizeFunctionOnNextCall(test);
test(obj1, obj2, less, greater);
obj2.toString = function() {return "2"};
var less = true;
var greater = false;
test(obj1, obj2, less, greater);
obj2.y = 2;
test(obj1, obj2, less, greater);