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Side by Side Diff: src/utils/random-number-generator.h

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 2013 the V8 project authors. All rights reserved. 1 // Copyright 2013 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 #ifndef V8_UTILS_RANDOM_NUMBER_GENERATOR_H_ 28 #ifndef V8_UTILS_RANDOM_NUMBER_GENERATOR_H_
29 #define V8_UTILS_RANDOM_NUMBER_GENERATOR_H_ 29 #define V8_UTILS_RANDOM_NUMBER_GENERATOR_H_
30 30
31 #include "globals.h" 31 #include "base/globals.h"
32 32
33 namespace v8 { 33 namespace v8 {
34 namespace internal { 34 namespace internal {
35 35
36 // ----------------------------------------------------------------------------- 36 // -----------------------------------------------------------------------------
37 // RandomNumberGenerator 37 // RandomNumberGenerator
38 // 38 //
39 // This class is used to generate a stream of pseudorandom numbers. The class 39 // This class is used to generate a stream of pseudorandom numbers. The class
40 // uses a 48-bit seed, which is modified using a linear congruential formula. 40 // uses a 48-bit seed, which is modified using a linear congruential formula.
41 // (See Donald Knuth, The Art of Computer Programming, Volume 3, Section 3.2.1.) 41 // (See Donald Knuth, The Art of Computer Programming, Volume 3, Section 3.2.1.)
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101 101
102 int Next(int bits) V8_WARN_UNUSED_RESULT; 102 int Next(int bits) V8_WARN_UNUSED_RESULT;
103 void SetSeed(int64_t seed); 103 void SetSeed(int64_t seed);
104 104
105 int64_t seed_; 105 int64_t seed_;
106 }; 106 };
107 107
108 } } // namespace v8::internal 108 } } // namespace v8::internal
109 109
110 #endif // V8_UTILS_RANDOM_NUMBER_GENERATOR_H_ 110 #endif // V8_UTILS_RANDOM_NUMBER_GENERATOR_H_
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