[builtins] Migrate Math.log to TurboFan.

test/mjsunit/regress/regress-1246.js

-// 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.
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-// 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,
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-// 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.
-
-// This regression tests the behaviour of the parseInt function when
-// the given radix is not a SMI.
-
-// Flags: --allow-natives-syntax
-
-var nonSmi10 = Math.log(Math.exp(10));
-var nonSmi16 = Math.log(Math.exp(16));

[Yang, 2016/06/03 09:41:43]

Is there a way to create heap numbers so that we can keep this test?

[Benedikt Meurer, 2016/06/03 09:45:03]

As discussed offline, this is not relevant anymore.

-
-assertTrue(!%_IsSmi(nonSmi10) && nonSmi10 == 10);
-assertTrue(!%_IsSmi(nonSmi16) && nonSmi16 == 16);
-
-// Giving these values as the radix argument triggers radix detection.
-var radix_detect = [0, -0, NaN, Infinity, -Infinity, undefined, null,
-                    "0", "-0", "a"];
-
-// These values will result in an integer radix outside of the valid range.
-var radix_invalid = [1, 37, -2, "-2", "37"];
-
-// These values will trigger decimal parsing.
-var radix10 = [10, 10.1, "10", "10.1", nonSmi10];
-
-// These values will trigger hexadecimal parsing.
-var radix16 = [16, 16.1, 0x10, "0X10", nonSmi16];
-
-for (var i = 0; i < radix_detect.length; i++) {
-  var radix = radix_detect[i];
-  assertEquals(NaN, parseInt("", radix));
-  assertEquals(23, parseInt("23", radix));
-  assertEquals(0xaf, parseInt("0xaf", radix));
-  assertEquals(NaN, parseInt("af", radix));
-}
-
-for (var i = 0; i < radix_invalid.length; i++) {
-  var radix = radix_invalid[i];
-  assertEquals(NaN, parseInt("", radix));
-  assertEquals(NaN, parseInt("23", radix));
-  assertEquals(NaN, parseInt("0xaf", radix));
-  assertEquals(NaN, parseInt("af", radix));
-}
-
-for (var i = 0; i < radix10.length; i++) {
-  var radix = radix10[i];
-  assertEquals(NaN, parseInt("", radix));
-  assertEquals(23, parseInt("23", radix));
-  assertEquals(0, parseInt("0xaf", radix));
-  assertEquals(NaN, parseInt("af", radix));
-}
-
-for (var i = 0; i < radix16.length; i++) {
-  var radix = radix16[i];
-  assertEquals(NaN, parseInt("", radix));
-  assertEquals(0x23, parseInt("23", radix));
-  assertEquals(0xaf, parseInt("0xaf", radix));
-  assertEquals(0xaf, parseInt("af", radix));
-}