3951a351b1
It looks like the loop is there to create objects and trigger GC. It's also tailored to Crankshaft, which was removed long ago. This code currently times out on some arm bots, and it's hard to see any value in it. Thus remove it. R=mslekova@chromium.org Change-Id: Ia47d4f70d679f79cfea523f467ff7adc3360cf6c Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1793065 Reviewed-by: Maya Lekova <mslekova@chromium.org> Commit-Queue: Clemens Hammacher <clemensh@chromium.org> Cr-Commit-Position: refs/heads/master@{#63630}
65 lines
2.6 KiB
JavaScript
65 lines
2.6 KiB
JavaScript
// Copyright 2009 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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function testBitNot(x, name) {
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// The VM constant folds so we use that to check the result.
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var expected = eval("~(" + x + ")");
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var actual = ~x;
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assertEquals(expected, actual, "x: " + name);
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// Test the path where we can overwrite the result. Use -
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// to avoid concatenating strings.
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expected = eval("~(" + x + " - 0.01)");
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actual = ~(x - 0.01);
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assertEquals(expected, actual, "x - 0.01: " + name);
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}
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testBitNot(0, 0);
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testBitNot(1, 1);
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testBitNot(-1, 1);
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testBitNot(100, 100);
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testBitNot(0x40000000, "0x40000000");
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testBitNot(0x7fffffff, "0x7fffffff");
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testBitNot(0x80000000, "0x80000000");
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testBitNot(2.2, 2.2);
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testBitNot(-2.3, -2.3);
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testBitNot(Infinity, "Infinity");
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testBitNot(NaN, "NaN");
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testBitNot(-Infinity, "-Infinity");
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testBitNot(0x40000000 + 0.12345, "float1");
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testBitNot(0x40000000 - 0.12345, "float2");
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testBitNot(0x7fffffff + 0.12345, "float3");
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testBitNot(0x7fffffff - 0.12345, "float4");
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testBitNot(0x80000000 + 0.12345, "float5");
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testBitNot(0x80000000 - 0.12345, "float6");
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testBitNot("0", "string0");
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testBitNot("2.3", "string2.3");
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testBitNot("-9.4", "string-9.4");
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