v8/test/mjsunit/lithium/DivI.js
rodolph.perfetta@gmail.com 39f0ccc2b3 ARM: Tweak the integer division operation.
BUG=none
TEST=test/mjsunit/lithium/DivI.js
R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/23536045

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16727 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2013-09-16 11:28:18 +00:00

58 lines
2.2 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 --no-use-osr
function foo(a, b) {
var result = a / 35;
result += 50 / b;
result += a / b;
result += a / -1;
result += a / 1;
result += a / 4;
result += a / -4;
return result / b;
}
foo(700, 5);
var r1 = foo(700, 5);
%OptimizeFunctionOnNextCall(foo);
var r2 = foo(700, 5);
assertEquals(r1, r2);
function boo(value) {
return value / -1;
}
// Test deoptimization of MinInt / -1.
assertEquals(2147483600, boo(-2147483600));
assertEquals(2147483600, boo(-2147483600));
%OptimizeFunctionOnNextCall(boo);
assertEquals(2147483600, boo(-2147483600));
assertEquals(2147483648, boo(-2147483648));