v8/test/mjsunit/ignition/osr-from-generator.js
Clemens Hammacher ef97aa7cc2 Revert "[Test] Update tests to work with lazy feedback allocation."
This reverts commit 289b25765a.

Reason for revert: Fails gc-stress: https://ci.chromium.org/p/v8/builders/ci/V8%20Mac64%20GC%20Stress/7143

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}

TBR=rmcilroy@chromium.org,mythria@chromium.org

Change-Id: I2a78bfd3ee6102c1d2062957970f425308050d3d
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: v8:8394
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1594565
Reviewed-by: Clemens Hammacher <clemensh@chromium.org>
Commit-Queue: Clemens Hammacher <clemensh@chromium.org>
Cr-Commit-Position: refs/heads/master@{#61213}
2019-05-03 15:54:53 +00:00

66 lines
1.7 KiB
JavaScript

// Copyright 2016 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --allow-natives-syntax
(function TestGeneratorOSRSimple() {
function* gen1() {
for (var i = 0; i < 3; ++i) {
if (i == 1) %OptimizeOsr();
}
return 23;
}
var g = gen1();
assertEquals({ value:23, done:true }, g.next());
})();
(function TestGeneratorOSRYieldAfterArming() {
function* gen2() {
for (var i = 0; i < 3; ++i) {
if (i == 1) %OptimizeOsr();
yield i;
}
return 23;
}
var g = gen2();
assertEquals({ value:0, done:false }, g.next());
assertEquals({ value:1, done:false }, g.next());
assertEquals({ value:2, done:false }, g.next());
assertEquals({ value:23, done:true }, g.next());
})();
(function TestGeneratorOSRYieldBeforeArming() {
function* gen3() {
for (var i = 0; i < 3; ++i) {
yield i;
if (i == 1) %OptimizeOsr();
}
return 23;
}
var g = gen3();
assertEquals({ value:0, done:false }, g.next());
assertEquals({ value:1, done:false }, g.next());
assertEquals({ value:2, done:false }, g.next());
assertEquals({ value:23, done:true }, g.next());
})();
(function TestGeneratorOSRNested() {
function* gen4() {
for (var i = 0; i < 3; ++i) {
for (var j = 0; j < 3; ++j) {
for (var k = 0; k < 10; ++k) {
if (k == 5) %OptimizeOsr();
}
}
yield i;
}
return 23;
}
var g = gen4();
assertEquals({ value:0, done:false }, g.next());
assertEquals({ value:1, done:false }, g.next());
assertEquals({ value:2, done:false }, g.next());
assertEquals({ value:23, done:true }, g.next());
})();