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Issue 652227: Allow snapshots built without -DANDROID to work on Android.... (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: '' Created 10 years, 10 months ago
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1 // Copyright 2008 the V8 project authors. All rights reserved. 1 // Copyright 2008 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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30 #include "compilation-cache.h" 30 #include "compilation-cache.h"
31 31
32 namespace v8 { 32 namespace v8 {
33 namespace internal { 33 namespace internal {
34 34
35 35
36 // The number of sub caches covering the different types to cache. 36 // The number of sub caches covering the different types to cache.
37 static const int kSubCacheCount = 4; 37 static const int kSubCacheCount = 4;
38 38
39 // The number of generations for each sub cache. 39 // The number of generations for each sub cache.
40 #if defined(ANDROID)
41 static const int kScriptGenerations = 1;
42 static const int kEvalGlobalGenerations = 1;
43 static const int kEvalContextualGenerations = 1;
44 static const int kRegExpGenerations = 1;
45 #else
46 // The number of ScriptGenerations is carefully chosen based on histograms. 40 // The number of ScriptGenerations is carefully chosen based on histograms.
47 // See issue 458: http://code.google.com/p/v8/issues/detail?id=458 41 // See issue 458: http://code.google.com/p/v8/issues/detail?id=458
48 static const int kScriptGenerations = 5; 42 static const int kScriptGenerations = 5;
49 static const int kEvalGlobalGenerations = 2; 43 static const int kEvalGlobalGenerations = 2;
50 static const int kEvalContextualGenerations = 2; 44 static const int kEvalContextualGenerations = 2;
51 static const int kRegExpGenerations = 2; 45 static const int kRegExpGenerations = 2;
52 #endif
53 46
54 // Initial size of each compilation cache table allocated. 47 // Initial size of each compilation cache table allocated.
55 static const int kInitialCacheSize = 64; 48 static const int kInitialCacheSize = 64;
56 49
57 // The compilation cache consists of several generational sub-caches which uses 50 // The compilation cache consists of several generational sub-caches which uses
58 // this class as a base class. A sub-cache contains a compilation cache tables 51 // this class as a base class. A sub-cache contains a compilation cache tables
59 // for each generation of the sub-cache. Since the same source code string has 52 // for each generation of the sub-cache. Since the same source code string has
60 // different compiled code for scripts and evals, we use separate sub-caches 53 // different compiled code for scripts and evals, we use separate sub-caches
61 // for different compilation modes, to avoid retrieving the wrong result. 54 // for different compilation modes, to avoid retrieving the wrong result.
62 class CompilationSubCache { 55 class CompilationSubCache {
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481 } 474 }
482 475
483 476
484 void CompilationCache::Disable() { 477 void CompilationCache::Disable() {
485 enabled = false; 478 enabled = false;
486 Clear(); 479 Clear();
487 } 480 }
488 481
489 482
490 } } // namespace v8::internal 483 } } // namespace v8::internal
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