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| 1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 the V8 project authors. All rights reserved. |
| 2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
| 3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
| 4 // met: | 4 // met: |
| 5 // | 5 // |
| 6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
| 7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
| 8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
| 9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
| 10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
| 11 // with the distribution. | 11 // with the distribution. |
| 12 // * Neither the name of Google Inc. nor the names of its | 12 // * Neither the name of Google Inc. nor the names of its |
| 13 // contributors may be used to endorse or promote products derived | 13 // contributors may be used to endorse or promote products derived |
| 14 // from this software without specific prior written permission. | 14 // from this software without specific prior written permission. |
| 15 // | 15 // |
| 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | 27 |
| 28 #include "config.h" | 28 #include "sky/engine/config.h" |
| 29 | 29 |
| 30 #include <limits.h> | 30 #include <limits.h> |
| 31 #include <math.h> | 31 #include <math.h> |
| 32 | 32 |
| 33 #include "double-conversion.h" | 33 #include "double-conversion.h" |
| 34 | 34 |
| 35 #include "bignum-dtoa.h" | 35 #include "bignum-dtoa.h" |
| 36 #include "double.h" | 36 #include "sky/engine/wtf/dtoa/double.h" |
| 37 #include "fast-dtoa.h" | 37 #include "fast-dtoa.h" |
| 38 #include "fixed-dtoa.h" | 38 #include "fixed-dtoa.h" |
| 39 #include "strtod.h" | 39 #include "sky/engine/wtf/dtoa/strtod.h" |
| 40 #include "utils.h" | 40 #include "sky/engine/wtf/dtoa/utils.h" |
| 41 | 41 |
| 42 namespace WTF { | 42 namespace WTF { |
| 43 | 43 |
| 44 namespace double_conversion { | 44 namespace double_conversion { |
| 45 | 45 |
| 46 const DoubleToStringConverter& DoubleToStringConverter::EcmaScriptConverter(
) { | 46 const DoubleToStringConverter& DoubleToStringConverter::EcmaScriptConverter(
) { |
| 47 int flags = UNIQUE_ZERO | EMIT_POSITIVE_EXPONENT_SIGN; | 47 int flags = UNIQUE_ZERO | EMIT_POSITIVE_EXPONENT_SIGN; |
| 48 static DoubleToStringConverter converter(flags, | 48 static DoubleToStringConverter converter(flags, |
| 49 "Infinity", | 49 "Infinity", |
| 50 "NaN", | 50 "NaN", |
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| 597 buffer[buffer_pos] = '\0'; | 597 buffer[buffer_pos] = '\0'; |
| 598 | 598 |
| 599 double converted = Strtod(Vector<const char>(buffer, buffer_pos), expone
nt); | 599 double converted = Strtod(Vector<const char>(buffer, buffer_pos), expone
nt); |
| 600 *processed_characters_count = current - input; | 600 *processed_characters_count = current - input; |
| 601 return sign? -converted: converted; | 601 return sign? -converted: converted; |
| 602 } | 602 } |
| 603 | 603 |
| 604 } // namespace double_conversion | 604 } // namespace double_conversion |
| 605 | 605 |
| 606 } // namespace WTF | 606 } // namespace WTF |
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