7730fd94a2
Unifies various operators for dynamic map checks with the naming scheme of DynamicCheckMaps (to be similar to CheckMaps. BUG=v8:10582 Change-Id: I8ac842f55fe31cdc7b84968d077017a86ddf4442 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2567952 Auto-Submit: Ross McIlroy <rmcilroy@chromium.org> Commit-Queue: Jakob Gruber <jgruber@chromium.org> Reviewed-by: Jakob Gruber <jgruber@chromium.org> Cr-Commit-Position: refs/heads/master@{#71559}
85 lines
2.8 KiB
JavaScript
85 lines
2.8 KiB
JavaScript
// Copyright 2014 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// Flags: --allow-natives-syntax --opt --no-always-opt
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var calls = 0;
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function callsFReceiver(o) {
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return [].f.call(new Number(o.m), 1, 2, 3);
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}
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// For the HConstant
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Array.prototype.f = function() {
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calls++;
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return +this;
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};
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var o1 = {m: 1};
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var o2 = {a: 0, m:1};
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%PrepareFunctionForOptimization(callsFReceiver);
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var r1 = callsFReceiver(o1);
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callsFReceiver(o1);
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%OptimizeFunctionOnNextCall(callsFReceiver);
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var r2 = callsFReceiver(o1);
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assertOptimized(callsFReceiver);
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callsFReceiver(o2);
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if (%DynamicCheckMapsEnabled()) {
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// Call it again to ensure a deopt when dynamic map checks is enabled.
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callsFReceiver(o2);
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}
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assertUnoptimized(callsFReceiver);
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%PrepareFunctionForOptimization(callsFReceiver);
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var r3 = callsFReceiver(o1);
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assertEquals(1, r1);
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assertTrue(r1 === r2);
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assertTrue(r2 === r3);
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%OptimizeFunctionOnNextCall(callsFReceiver);
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r1 = callsFReceiver(o1);
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%PrepareFunctionForOptimization(callsFReceiver);
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callsFReceiver(o1);
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%OptimizeFunctionOnNextCall(callsFReceiver);
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r2 = callsFReceiver(o1);
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callsFReceiver(o2);
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r3 = callsFReceiver(o1);
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assertEquals(1, r1);
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assertTrue(r1 === r2);
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assertTrue(r2 === r3);
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if (%DynamicCheckMapsEnabled()) {
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assertEquals(11, calls);
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} else {
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assertEquals(10, calls);
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}
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