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Diffstat (limited to 'src/3rdparty/v8/test/mjsunit/math-round.js')
-rw-r--r-- | src/3rdparty/v8/test/mjsunit/math-round.js | 174 |
1 files changed, 0 insertions, 174 deletions
diff --git a/src/3rdparty/v8/test/mjsunit/math-round.js b/src/3rdparty/v8/test/mjsunit/math-round.js deleted file mode 100644 index 102c970..0000000 --- a/src/3rdparty/v8/test/mjsunit/math-round.js +++ /dev/null @@ -1,174 +0,0 @@ -// Copyright 2011 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 - -var test_id = 0; -function testRound(expect, input) { - // Make source code different on each invocation to make - // sure it gets optimized each time. - var doRound = new Function('input', - '"' + (test_id++) + '";return Math.round(input)'); - assertEquals(expect, doRound(input)); - assertEquals(expect, doRound(input)); - assertEquals(expect, doRound(input)); - %OptimizeFunctionOnNextCall(doRound); - assertEquals(expect, doRound(input)); -} - -testRound(0, 0); -testRound(-0, -0); -testRound(Infinity, Infinity); -testRound(-Infinity, -Infinity); -testRound(NaN, NaN); - -// Regression test for a bug where a negative zero coming from Math.round -// was not properly handled by other operations. -function roundsum(i, n) { - var ret = Math.round(n); - while (--i > 0) { - ret += Math.round(n); - } - return ret; -} -assertEquals(-0, roundsum(1, -0)); -%OptimizeFunctionOnNextCall(roundsum); -// The optimized function will deopt. Run it with enough iterations to try -// to optimize via OSR (triggering the bug). -assertEquals(-0, roundsum(100000, -0)); - -testRound(1, 0.5); -testRound(1, 0.7); -testRound(1, 1); -testRound(1, 1.1); -testRound(1, 1.49999); -testRound(-0, -0.5); -testRound(-1, -0.5000000000000001); -testRound(-1, -0.7); -testRound(-1, -1); -testRound(-1, -1.1); -testRound(-1, -1.49999); -testRound(-1, -1.5); - -testRound(9007199254740990, 9007199254740990); -testRound(9007199254740991, 9007199254740991); -testRound(-9007199254740990, -9007199254740990); -testRound(-9007199254740991, -9007199254740991); -testRound(Number.MAX_VALUE, Number.MAX_VALUE); -testRound(-Number.MAX_VALUE, -Number.MAX_VALUE); - -testRound(536870911, 536870910.5); -testRound(536870911, 536870911); -testRound(536870911, 536870911.4); -testRound(536870912, 536870911.5); -testRound(536870912, 536870912); -testRound(536870912, 536870912.4); -testRound(536870913, 536870912.5); -testRound(536870913, 536870913); -testRound(536870913, 536870913.4); -testRound(1073741823, 1073741822.5); -testRound(1073741823, 1073741823); -testRound(1073741823, 1073741823.4); -testRound(1073741824, 1073741823.5); -testRound(1073741824, 1073741824); -testRound(1073741824, 1073741824.4); -testRound(1073741825, 1073741824.5); -testRound(2147483647, 2147483646.5); -testRound(2147483647, 2147483647); -testRound(2147483647, 2147483647.4); -testRound(2147483648, 2147483647.5); -testRound(2147483648, 2147483648); -testRound(2147483648, 2147483648.4); -testRound(2147483649, 2147483648.5); - -// Tests based on WebKit LayoutTests - -testRound(0, 0.4); -testRound(-0, -0.4); -testRound(-0, -0.5); -testRound(1, 0.6); -testRound(-1, -0.6); -testRound(2, 1.5); -testRound(2, 1.6); -testRound(-2, -1.6); -testRound(8640000000000000, 8640000000000000); -testRound(8640000000000001, 8640000000000001); -testRound(8640000000000002, 8640000000000002); -testRound(9007199254740990, 9007199254740990); -testRound(9007199254740991, 9007199254740991); -testRound(1.7976931348623157e+308, 1.7976931348623157e+308); -testRound(-8640000000000000, -8640000000000000); -testRound(-8640000000000001, -8640000000000001); -testRound(-8640000000000002, -8640000000000002); -testRound(-9007199254740990, -9007199254740990); -testRound(-9007199254740991, -9007199254740991); -testRound(-1.7976931348623157e+308, -1.7976931348623157e+308); -testRound(Infinity, Infinity); -testRound(-Infinity, -Infinity); - - // Some special double number cases. -var ulp = Math.pow(2, -1022 - 52); -var max_denormal = (Math.pow(2, 52) - 1) * ulp; -var min_normal = Math.pow(2, -1022); -var max_fraction = Math.pow(2, 52) - 0.5; -var min_nonfraction = Math.pow(2, 52); -var max_non_infinite = Number.MAX_VALUE; - -var max_smi31 = Math.pow(2,30) - 1; -var min_smi31 = -Math.pow(2,30); -var max_smi32 = Math.pow(2,31) - 1; -var min_smi32 = -Math.pow(2,31); - -testRound(0, ulp); -testRound(0, max_denormal); -testRound(0, min_normal); -testRound(0, 0.49999999999999994); -testRound(1, 0.5); -testRound(Math.pow(2,52), max_fraction); -testRound(min_nonfraction, min_nonfraction); -testRound(max_non_infinite, max_non_infinite); - -testRound(max_smi31, max_smi31 - 0.5); -testRound(max_smi31 + 1, max_smi31 + 0.5); -testRound(max_smi32, max_smi32 - 0.5); -testRound(max_smi32 + 1, max_smi32 + 0.5); - -testRound(-0, -ulp); -testRound(-0, -max_denormal); -testRound(-0, -min_normal); -testRound(-0, -0.49999999999999994); -testRound(-0, -0.5); -testRound(-Math.pow(2,52)+1, -max_fraction); -testRound(-min_nonfraction, -min_nonfraction); -testRound(-max_non_infinite, -max_non_infinite); - -testRound(min_smi31, min_smi31 - 0.5); -testRound(min_smi31 + 1, min_smi31 + 0.5); -testRound(min_smi32, min_smi32 - 0.5); -testRound(min_smi32 + 1, min_smi32 + 0.5); - - |