afdda80099
This reduces the time it takes to run this test in --jitless mode from 32s to 0.7s. Bug: v8:9416 Change-Id: Ie9a7465b604b28ff8ccaa50f0918c62e3128ac08 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1682575 Auto-Submit: Jakob Kummerow <jkummerow@chromium.org> Reviewed-by: Michael Achenbach <machenbach@chromium.org> Commit-Queue: Jakob Kummerow <jkummerow@chromium.org> Cr-Commit-Position: refs/heads/master@{#62464}
49 lines
2.0 KiB
JavaScript
49 lines
2.0 KiB
JavaScript
// Copyright 2013 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
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function read(a, index) {
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var offset = 0x2000000;
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var result;
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for (var i = 0; i < 1; i++) {
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result = a[index + offset];
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}
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return result;
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}
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%PrepareFunctionForOptimization(read);
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var a = new Int8Array(0x2000001);
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read(a, 0);
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read(a, 0);
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%OptimizeFunctionOnNextCall(read);
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// Segfault maybe?
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for (var i = 0; i > -100000; i -= 987) {
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assertEquals(0, read(a, i));
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}
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