v8/test/mjsunit/regress/regress-2612.js
Michael Starzinger 05f3b27cdd Reland "[flags] Remove some dead Crankshaft flags."
This is a reland of ec6da23bfe
Original change's description:
> [flags] Remove some dead Crankshaft flags.
> 
> R=bmeurer@chromium.org
> BUG=v8:6408
> 
> Change-Id: I34abbcdc2fc47df44938bac0e59f9982c935c657
> Reviewed-on: https://chromium-review.googlesource.com/569963
> Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
> Commit-Queue: Michael Starzinger <mstarzinger@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#46631}

Bug: v8:6408
Change-Id: I8a856e25d56e27bccb79588b2e5ee4369d7c5fe5
Reviewed-on: https://chromium-review.googlesource.com/570050
Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Commit-Queue: Michael Starzinger <mstarzinger@chromium.org>
Cr-Commit-Position: refs/heads/master@{#46637}
2017-07-13 13:15:34 +00:00

75 lines
2.5 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: --allow-natives-syntax
// Create a function to get a long series of removable simulates.
// f() {
// var _0 = <random>, _1 = <random>, ... _1000 = <random>,
// _1001 = <random var> + <random var>,
// _1002 = <random var> + <random var>,
// ...
// _99999 = <random var> + <random var>,
// x = 1;
// return _0;
// }
var seed = 1;
function rand() {
seed = seed * 171 % 1337 + 17;
return (seed % 1000) / 1000;
}
function randi(max) {
seed = seed * 131 % 1773 + 13;
return seed % max;
}
function varname(i) {
return "_" + i;
}
var source = "var ";
for (var i = 0; i < 750; i++) {
source += [varname(i), "=", rand(), ","].join("");
}
for (var i = 750; i < 3000; i++) {
source += [varname(i), "=",
varname(randi(i)), "+",
varname(randi(i)), ","].join("");
}
source += "x=1; return _0;"
var f = new Function(source);
f();
%OptimizeFunctionOnNextCall(f);
f();