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497 lines
12 KiB
497 lines
12 KiB
// Copyright 2008 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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var x;
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// Converts a number to string respecting -0.
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function stringify(n) {
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if ((1 / n) === -Infinity) return "-0";
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return String(n);
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}
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function f(expected, y) {
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function testEval(string, x, y) {
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var mulFunction = Function("x, y", "return " + string);
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return mulFunction(x, y);
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}
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function mulTest(expected, x, y) {
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assertEquals(expected, x * y);
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assertEquals(expected, testEval(stringify(x) + " * y", x, y));
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assertEquals(expected, testEval("x * " + stringify(y), x, y));
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assertEquals(expected, testEval(stringify(x) + " * " + stringify(y), x, y));
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}
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mulTest(expected, x, y);
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mulTest(-expected, -x, y);
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mulTest(-expected, x, -y);
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mulTest(expected, -x, -y);
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if (x === y) return; // Symmetric cases not necessary.
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mulTest(expected, y, x);
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mulTest(-expected, -y, x);
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mulTest(-expected, y, -x);
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mulTest(expected, -y, -x);
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}
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x = 33554432;
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f(0, 0);
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f(33554432, 1);
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f(67108864, 2);
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f(100663296, 3);
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f(134217728, 4);
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f(167772160, 5);
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f(234881024, 7);
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f(268435456, 8);
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f(301989888, 9);
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f(503316480, 15);
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f(536870912, 16);
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f(570425344, 17);
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f(1040187392, 31);
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f(1073741824, 32);
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f(1107296256, 33);
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f(2113929216, 63);
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f(2147483648, 64);
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f(2181038080, 65);
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f(4261412864, 127);
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f(4294967296, 128);
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f(4328521728, 129);
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f(8556380160, 255);
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f(8589934592, 256);
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f(8623489024, 257);
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f(17146314752, 511);
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f(17179869184, 512);
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f(17213423616, 513);
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f(34326183936, 1023);
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f(34359738368, 1024);
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f(34393292800, 1025);
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f(68685922304, 2047);
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f(68719476736, 2048);
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f(68753031168, 2049);
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f(137405399040, 4095);
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f(137438953472, 4096);
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f(137472507904, 4097);
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f(274844352512, 8191);
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f(274877906944, 8192);
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f(274911461376, 8193);
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f(549722259456, 16383);
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f(549755813888, 16384);
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f(549789368320, 16385);
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f(1099478073344, 32767);
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f(1099511627776, 32768);
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f(1099545182208, 32769);
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f(2198989701120, 65535);
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f(2199023255552, 65536);
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f(2199056809984, 65537);
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f(4398012956672, 131071);
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f(4398046511104, 131072);
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f(4398080065536, 131073);
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f(8796059467776, 262143);
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f(8796093022208, 262144);
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f(8796126576640, 262145);
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f(17592152489984, 524287);
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f(17592186044416, 524288);
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f(17592219598848, 524289);
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f(35184338534400, 1048575);
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f(35184372088832, 1048576);
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f(35184405643264, 1048577);
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f(70368710623232, 2097151);
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f(70368744177664, 2097152);
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f(70368777732096, 2097153);
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f(140737454800896, 4194303);
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f(140737488355328, 4194304);
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f(140737521909760, 4194305);
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f(281474943156224, 8388607);
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f(281474976710656, 8388608);
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f(281475010265088, 8388609);
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f(562949919866880, 16777215);
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f(562949953421312, 16777216);
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f(562949986975744, 16777217);
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f(1125899873288192, 33554431);
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f(1125899906842624, 33554432);
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x = 33554433;
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f(0, 0);
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f(33554433, 1);
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f(67108866, 2);
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f(100663299, 3);
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f(134217732, 4);
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f(167772165, 5);
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f(234881031, 7);
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f(268435464, 8);
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f(301989897, 9);
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f(503316495, 15);
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f(536870928, 16);
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f(570425361, 17);
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f(1040187423, 31);
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f(1073741856, 32);
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f(1107296289, 33);
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f(2113929279, 63);
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f(2147483712, 64);
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f(2181038145, 65);
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f(4261412991, 127);
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f(4294967424, 128);
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f(4328521857, 129);
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f(8556380415, 255);
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f(8589934848, 256);
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f(8623489281, 257);
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f(17146315263, 511);
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f(17179869696, 512);
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f(17213424129, 513);
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f(34326184959, 1023);
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f(34359739392, 1024);
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f(34393293825, 1025);
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f(68685924351, 2047);
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f(68719478784, 2048);
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f(68753033217, 2049);
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f(137405403135, 4095);
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f(137438957568, 4096);
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f(137472512001, 4097);
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f(274844360703, 8191);
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f(274877915136, 8192);
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f(274911469569, 8193);
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f(549722275839, 16383);
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f(549755830272, 16384);
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f(549789384705, 16385);
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f(1099478106111, 32767);
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f(1099511660544, 32768);
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f(1099545214977, 32769);
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f(2198989766655, 65535);
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f(2199023321088, 65536);
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f(2199056875521, 65537);
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f(4398013087743, 131071);
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f(4398046642176, 131072);
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f(4398080196609, 131073);
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f(8796059729919, 262143);
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f(8796093284352, 262144);
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f(8796126838785, 262145);
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f(17592153014271, 524287);
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f(17592186568704, 524288);
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f(17592220123137, 524289);
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f(35184339582975, 1048575);
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f(35184373137408, 1048576);
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f(35184406691841, 1048577);
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f(70368712720383, 2097151);
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f(70368746274816, 2097152);
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f(70368779829249, 2097153);
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f(140737458995199, 4194303);
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f(140737492549632, 4194304);
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f(140737526104065, 4194305);
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f(281474951544831, 8388607);
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f(281474985099264, 8388608);
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f(281475018653697, 8388609);
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f(562949936644095, 16777215);
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f(562949970198528, 16777216);
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f(562950003752961, 16777217);
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f(1125899906842623, 33554431);
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f(1125899940397056, 33554432);
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f(1125899973951489, 33554433);
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x = 67108863;
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f(0, 0);
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f(67108863, 1);
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f(134217726, 2);
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f(201326589, 3);
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f(268435452, 4);
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f(335544315, 5);
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f(469762041, 7);
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f(536870904, 8);
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f(603979767, 9);
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f(1006632945, 15);
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f(1073741808, 16);
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f(1140850671, 17);
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f(2080374753, 31);
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f(2147483616, 32);
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f(2214592479, 33);
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f(4227858369, 63);
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f(4294967232, 64);
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f(4362076095, 65);
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f(8522825601, 127);
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f(8589934464, 128);
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f(8657043327, 129);
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f(17112760065, 255);
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f(17179868928, 256);
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f(17246977791, 257);
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f(34292628993, 511);
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f(34359737856, 512);
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f(34426846719, 513);
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f(68652366849, 1023);
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f(68719475712, 1024);
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f(68786584575, 1025);
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f(137371842561, 2047);
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f(137438951424, 2048);
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f(137506060287, 2049);
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f(274810793985, 4095);
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f(274877902848, 4096);
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f(274945011711, 4097);
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f(549688696833, 8191);
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f(549755805696, 8192);
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f(549822914559, 8193);
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f(1099444502529, 16383);
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f(1099511611392, 16384);
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f(1099578720255, 16385);
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f(2198956113921, 32767);
|
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f(2199023222784, 32768);
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f(2199090331647, 32769);
|
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f(4397979336705, 65535);
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f(4398046445568, 65536);
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f(4398113554431, 65537);
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f(8796025782273, 131071);
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f(8796092891136, 131072);
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f(8796159999999, 131073);
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f(17592118673409, 262143);
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f(17592185782272, 262144);
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f(17592252891135, 262145);
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|
f(35184304455681, 524287);
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f(35184371564544, 524288);
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f(35184438673407, 524289);
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f(70368676020225, 1048575);
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|
f(70368743129088, 1048576);
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f(70368810237951, 1048577);
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|
f(140737419149313, 2097151);
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|
f(140737486258176, 2097152);
|
|
f(140737553367039, 2097153);
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|
f(281474905407489, 4194303);
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|
f(281474972516352, 4194304);
|
|
f(281475039625215, 4194305);
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|
f(562949877923841, 8388607);
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f(562949945032704, 8388608);
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f(562950012141567, 8388609);
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f(1125899822956545, 16777215);
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f(1125899890065408, 16777216);
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f(1125899957174271, 16777217);
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x = 67108864;
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f(0, 0);
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f(67108864, 1);
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f(134217728, 2);
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f(201326592, 3);
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f(268435456, 4);
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f(335544320, 5);
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f(469762048, 7);
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f(536870912, 8);
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f(603979776, 9);
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f(1006632960, 15);
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f(1073741824, 16);
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f(1140850688, 17);
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f(2080374784, 31);
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f(2147483648, 32);
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f(2214592512, 33);
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f(4227858432, 63);
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f(4294967296, 64);
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f(4362076160, 65);
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f(8522825728, 127);
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f(8589934592, 128);
|
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f(8657043456, 129);
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f(17112760320, 255);
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f(17179869184, 256);
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f(17246978048, 257);
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f(34292629504, 511);
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f(34359738368, 512);
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f(34426847232, 513);
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f(68652367872, 1023);
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f(68719476736, 1024);
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f(68786585600, 1025);
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f(137371844608, 2047);
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f(137438953472, 2048);
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f(137506062336, 2049);
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|
f(274810798080, 4095);
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f(274877906944, 4096);
|
|
f(274945015808, 4097);
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|
f(549688705024, 8191);
|
|
f(549755813888, 8192);
|
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f(549822922752, 8193);
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f(1099444518912, 16383);
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f(1099511627776, 16384);
|
|
f(1099578736640, 16385);
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f(2198956146688, 32767);
|
|
f(2199023255552, 32768);
|
|
f(2199090364416, 32769);
|
|
f(4397979402240, 65535);
|
|
f(4398046511104, 65536);
|
|
f(4398113619968, 65537);
|
|
f(8796025913344, 131071);
|
|
f(8796093022208, 131072);
|
|
f(8796160131072, 131073);
|
|
f(17592118935552, 262143);
|
|
f(17592186044416, 262144);
|
|
f(17592253153280, 262145);
|
|
f(35184304979968, 524287);
|
|
f(35184372088832, 524288);
|
|
f(35184439197696, 524289);
|
|
f(70368677068800, 1048575);
|
|
f(70368744177664, 1048576);
|
|
f(70368811286528, 1048577);
|
|
f(140737421246464, 2097151);
|
|
f(140737488355328, 2097152);
|
|
f(140737555464192, 2097153);
|
|
f(281474909601792, 4194303);
|
|
f(281474976710656, 4194304);
|
|
f(281475043819520, 4194305);
|
|
f(562949886312448, 8388607);
|
|
f(562949953421312, 8388608);
|
|
f(562950020530176, 8388609);
|
|
f(1125899839733760, 16777215);
|
|
f(1125899906842624, 16777216);
|
|
f(1125899973951488, 16777217);
|
|
x = 67108865;
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|
f(0, 0);
|
|
f(67108865, 1);
|
|
f(134217730, 2);
|
|
f(201326595, 3);
|
|
f(268435460, 4);
|
|
f(335544325, 5);
|
|
f(469762055, 7);
|
|
f(536870920, 8);
|
|
f(603979785, 9);
|
|
f(1006632975, 15);
|
|
f(1073741840, 16);
|
|
f(1140850705, 17);
|
|
f(2080374815, 31);
|
|
f(2147483680, 32);
|
|
f(2214592545, 33);
|
|
f(4227858495, 63);
|
|
f(4294967360, 64);
|
|
f(4362076225, 65);
|
|
f(8522825855, 127);
|
|
f(8589934720, 128);
|
|
f(8657043585, 129);
|
|
f(17112760575, 255);
|
|
f(17179869440, 256);
|
|
f(17246978305, 257);
|
|
f(34292630015, 511);
|
|
f(34359738880, 512);
|
|
f(34426847745, 513);
|
|
f(68652368895, 1023);
|
|
f(68719477760, 1024);
|
|
f(68786586625, 1025);
|
|
f(137371846655, 2047);
|
|
f(137438955520, 2048);
|
|
f(137506064385, 2049);
|
|
f(274810802175, 4095);
|
|
f(274877911040, 4096);
|
|
f(274945019905, 4097);
|
|
f(549688713215, 8191);
|
|
f(549755822080, 8192);
|
|
f(549822930945, 8193);
|
|
f(1099444535295, 16383);
|
|
f(1099511644160, 16384);
|
|
f(1099578753025, 16385);
|
|
f(2198956179455, 32767);
|
|
f(2199023288320, 32768);
|
|
f(2199090397185, 32769);
|
|
f(4397979467775, 65535);
|
|
f(4398046576640, 65536);
|
|
f(4398113685505, 65537);
|
|
f(8796026044415, 131071);
|
|
f(8796093153280, 131072);
|
|
f(8796160262145, 131073);
|
|
f(17592119197695, 262143);
|
|
f(17592186306560, 262144);
|
|
f(17592253415425, 262145);
|
|
f(35184305504255, 524287);
|
|
f(35184372613120, 524288);
|
|
f(35184439721985, 524289);
|
|
f(70368678117375, 1048575);
|
|
f(70368745226240, 1048576);
|
|
f(70368812335105, 1048577);
|
|
f(140737423343615, 2097151);
|
|
f(140737490452480, 2097152);
|
|
f(140737557561345, 2097153);
|
|
f(281474913796095, 4194303);
|
|
f(281474980904960, 4194304);
|
|
f(281475048013825, 4194305);
|
|
f(562949894701055, 8388607);
|
|
f(562949961809920, 8388608);
|
|
f(562950028918785, 8388609);
|
|
f(1125899856510975, 16777215);
|
|
f(1125899923619840, 16777216);
|
|
f(1125899990728705, 16777217);
|
|
x = 134217727;
|
|
f(0, 0);
|
|
f(134217727, 1);
|
|
f(268435454, 2);
|
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