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Issue 145583014: A fix for the globals.h TODO in libplatform. (Closed) Base URL: git://github.com/v8/v8.git@master
Patch Set: fix header include guard Created 6 years, 10 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 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
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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 <stdarg.h> 28 #include <stdarg.h>
29 #include <cmath> 29 #include <cmath>
30 30
31 #include "globals.h" 31 #include "base/globals.h"
32 #include "utils.h"
33 #include "strtod.h"
34 #include "bignum.h" 32 #include "bignum.h"
35 #include "cached-powers.h" 33 #include "cached-powers.h"
36 #include "double.h" 34 #include "double.h"
35 #include "strtod.h"
36 #include "utils.h"
37 37
38 namespace v8 { 38 namespace v8 {
39 namespace internal { 39 namespace internal {
40 40
41 // 2^53 = 9007199254740992. 41 // 2^53 = 9007199254740992.
42 // Any integer with at most 15 decimal digits will hence fit into a double 42 // Any integer with at most 15 decimal digits will hence fit into a double
43 // (which has a 53bit significand) without loss of precision. 43 // (which has a 53bit significand) without loss of precision.
44 static const int kMaxExactDoubleIntegerDecimalDigits = 15; 44 static const int kMaxExactDoubleIntegerDecimalDigits = 15;
45 // 2^64 = 18446744073709551616 > 10^19 45 // 2^64 = 18446744073709551616 > 10^19
46 static const int kMaxUint64DecimalDigits = 19; 46 static const int kMaxUint64DecimalDigits = 19;
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433 433
434 double guess; 434 double guess;
435 if (DoubleStrtod(trimmed, exponent, &guess) || 435 if (DoubleStrtod(trimmed, exponent, &guess) ||
436 DiyFpStrtod(trimmed, exponent, &guess)) { 436 DiyFpStrtod(trimmed, exponent, &guess)) {
437 return guess; 437 return guess;
438 } 438 }
439 return BignumStrtod(trimmed, exponent, guess); 439 return BignumStrtod(trimmed, exponent, guess);
440 } 440 }
441 441
442 } } // namespace v8::internal 442 } } // namespace v8::internal
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