f820041aba
This is a reland of 289b25765a.
The fix for failures landed here:
https://chromium-review.googlesource.com/c/v8/v8/+/1599388
Original change's description:
> [Test] Update tests to work with lazy feedback allocation.
>
> This adds either %EnsureFeedbackVectorForFunction or
> %PrepareFunctionForOptimization to allocate feedback vectors when testing
> optimization, allocation sites, IC transitions etc.,
>
> Bug: v8:8394
> Change-Id: I6ad1b6d460e4abda693b326cddb87754e080a0a1
> Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1593303
> Commit-Queue: Mythri Alle <mythria@chromium.org>
> Auto-Submit: Mythri Alle <mythria@chromium.org>
> Reviewed-by: Ross McIlroy <rmcilroy@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#61212}
Bug: v8:8394
Change-Id: Idb5bba221d138e6fd73155f959b9e16fc948c709
TBR: rmcilroy@chromium.org
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1599607
Reviewed-by: Mythri Alle <mythria@chromium.org>
Commit-Queue: Mythri Alle <mythria@chromium.org>
Auto-Submit: Mythri Alle <mythria@chromium.org>
Cr-Commit-Position: refs/heads/master@{#61332}
50 lines
1.0 KiB
JavaScript
50 lines
1.0 KiB
JavaScript
// Copyright 2015 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --allow-natives-syntax --use-osr
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function foo() {
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var sum = 0;
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A: for (var i = 0; i < 5; i++) {
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B: for (var j = 0; j < 5; j++) {
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C: for (var k = 0; k < 10; k++) {
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if (k === 5) %OptimizeOsr();
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if (k === 6) break B;
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sum++;
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}
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}
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}
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return sum;
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}
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%PrepareFunctionForOptimization(foo);
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assertEquals(30, foo());
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assertEquals(30, foo());
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function bar(a) {
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var sum = 0;
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A: for (var i = 0; i < 5; i++) {
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B: for (var j = 0; j < 5; j++) {
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C: for (var k = 0; k < 10; k++) {
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sum++;
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%OptimizeOsr();
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if (a === 1) break A;
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if (a === 2) break B;
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if (a === 3) break C;
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}
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}
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}
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return sum;
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}
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%PrepareFunctionForOptimization(bar);
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assertEquals(1, bar(1));
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assertEquals(1, bar(1));
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assertEquals(5, bar(2));
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assertEquals(5, bar(2));
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assertEquals(25, bar(3));
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assertEquals(25, bar(3));
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