v8/test/mjsunit/regress/regress-2618.js
Camillo Bruni e3e8ea5d65 [flags] Rename --opt to --turbofan
To be consistent with the all the other tiers and avoid confusion, we
rename --opt to ---turbofan, and --always-opt to --always-turbofan.

Change-Id: Ie23dc8282b3fb4cf2fbf73b6c3d5264de5d09718
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3610431
Reviewed-by: Leszek Swirski <leszeks@chromium.org>
Commit-Queue: Camillo Bruni <cbruni@chromium.org>
Reviewed-by: Jakob Linke <jgruber@chromium.org>
Cr-Commit-Position: refs/heads/main@{#80336}
2022-05-03 12:10:30 +00:00

99 lines
3.5 KiB
JavaScript

// Copyright 2013 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: --use-osr --allow-natives-syntax --turbofan
// Flags: --no-always-turbofan
// Can't OSR with always-turbofan or in Lite mode.
if (isNeverOptimizeLiteMode()) {
print("Warning: skipping test that requires optimization in Lite mode.");
testRunner.quit(0);
}
assertFalse(isAlwaysOptimize());
function f(disable_asserts) {
do {
do {
for (var i = 0; i < 10; i++) {
%OptimizeOsr();
%PrepareFunctionForOptimization(f);
}
// Note: this check can't be wrapped in a function, because
// calling that function causes a deopt from lack of call
// feedback.
var opt_status = %GetOptimizationStatus(f);
assertTrue(
disable_asserts ||
(opt_status & V8OptimizationStatus.kMaybeDeopted) !== 0 ||
(opt_status & V8OptimizationStatus.kTopmostFrameIsTurboFanned) !== 0);
} while (false);
} while (false);
}
%PrepareFunctionForOptimization(f);
f(true); // Gather feedback first.
f(false);
function g() {
for (var i = 0; i < 1; i++) { }
do {
do {
for (var i = 0; i < 1; i++) { }
} while (false);
} while (false);
do {
do {
do {
do {
do {
do {
do {
do {
for (var i = 0; i < 10; i++) {
%OptimizeOsr();
%PrepareFunctionForOptimization(g);
}
var opt_status = %GetOptimizationStatus(g);
assertTrue(
(opt_status & V8OptimizationStatus.kMaybeDeopted) !== 0 ||
(opt_status &
V8OptimizationStatus.kTopmostFrameIsTurboFanned) !== 0);
} while (false);
} while (false);
} while (false);
} while (false);
} while (false);
} while (false);
} while (false);
} while (false);
}
%PrepareFunctionForOptimization(g);
g();