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// Copyright 2012 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: --noenable_sse4_1 --allow-natives-syntax
function test1() {
// Trigger overflow when converting/truncating double to integer.
// Divide by 10 to avoid overflow when smi-tagging at the end.
return Math.floor(-100000000000.5) / 10;
}
function test2() {
// Trigger no overflow.
return Math.floor(-100.2);
}
function test3() {
// Trigger overflow when compensating by subtracting after compare.
// Divide by 10 to avoid overflow when smi-tagging at the end.
return Math.floor(-2147483648.1) / 10;
}
test1();
test1();
%OptimizeFunctionOnNextCall(test1);
test2();
test2();
%OptimizeFunctionOnNextCall(test2);
test3();
test3();
%OptimizeFunctionOnNextCall(test3);
assertEquals(-10000000000.1, test1());
assertEquals(-101, test2());
assertEquals(-214748364.9, test3());
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