projects / apple / javascriptcore.git / blame
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|---|---|---|
| 6fe7ccc8 A |
1 | /* |
| 2 | * Copyright (C) 2011 Apple Inc. All rights reserved. | |
| 3 | * | |
| 4 | * Redistribution and use in source and binary forms, with or without | |
| 5 | * modification, are permitted provided that the following conditions | |
| 6 | * are met: | |
| 7 | * 1. Redistributions of source code must retain the above copyright | |
| 8 | * notice, this list of conditions and the following disclaimer. | |
| 9 | * 2. Redistributions in binary form must reproduce the above copyright | |
| 10 | * notice, this list of conditions and the following disclaimer in the | |
| 11 | * documentation and/or other materials provided with the distribution. | |
| 12 | * | |
| 13 | * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY | |
| 14 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 15 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
| 16 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR | |
| 17 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
| 18 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 19 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
| 20 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | |
| 21 | * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 22 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 23 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 24 | */ | |
| 25 | ||
| 26 | #ifndef Options_h | |
| 27 | #define Options_h | |
| 28 | ||
| 29 | #include <stdint.h> | |
| 30 | ||
| 31 | namespace JSC { namespace Options { | |
| 32 | ||
| 33 | extern bool useJIT; | |
| 34 | ||
| 35 | extern unsigned maximumOptimizationCandidateInstructionCount; | |
| 36 | ||
| 37 | extern unsigned maximumFunctionForCallInlineCandidateInstructionCount; | |
| 38 | extern unsigned maximumFunctionForConstructInlineCandidateInstructionCount; | |
| 39 | ||
| 40 | extern unsigned maximumInliningDepth; // Depth of inline stack, so 1 = no inlining, 2 = one level, etc. | |
| 41 | ||
| 42 | extern int32_t thresholdForJITAfterWarmUp; | |
| 43 | extern int32_t thresholdForJITSoon; | |
| 44 | ||
| 45 | extern int32_t thresholdForOptimizeAfterWarmUp; | |
| 46 | extern int32_t thresholdForOptimizeAfterLongWarmUp; | |
| 47 | extern int32_t thresholdForOptimizeSoon; | |
| 48 | extern int32_t thresholdForOptimizeNextInvocation; | |
| 49 | ||
| 50 | extern int32_t executionCounterIncrementForLoop; | |
| 51 | extern int32_t executionCounterIncrementForReturn; | |
| 52 | ||
| 53 | extern unsigned desiredSpeculativeSuccessFailRatio; | |
| 54 | ||
| 55 | extern double likelyToTakeSlowCaseThreshold; | |
| 56 | extern double couldTakeSlowCaseThreshold; | |
| 57 | extern unsigned likelyToTakeSlowCaseMinimumCount; | |
| 58 | extern unsigned couldTakeSlowCaseMinimumCount; | |
| 59 | ||
| 60 | extern double osrExitProminenceForFrequentExitSite; | |
| 61 | ||
| 62 | extern unsigned largeFailCountThresholdBase; | |
| 63 | extern unsigned largeFailCountThresholdBaseForLoop; | |
| 64 | extern unsigned forcedOSRExitCountForReoptimization; | |
| 65 | ||
| 66 | extern unsigned reoptimizationRetryCounterMax; | |
| 67 | extern unsigned reoptimizationRetryCounterStep; | |
| 68 | ||
| 69 | extern unsigned minimumOptimizationDelay; | |
| 70 | extern unsigned maximumOptimizationDelay; | |
| 71 | extern double desiredProfileLivenessRate; | |
| 72 | extern double desiredProfileFullnessRate; | |
| 73 | ||
| 74 | extern double doubleVoteRatioForDoubleFormat; | |
| 75 | ||
| 76 | extern unsigned minimumNumberOfScansBetweenRebalance; | |
| 77 | extern unsigned gcMarkStackSegmentSize; | |
| 78 | extern unsigned minimumNumberOfCellsToKeep; | |
| 79 | extern unsigned maximumNumberOfSharedSegments; | |
| 80 | extern unsigned sharedStackWakeupThreshold; | |
| 81 | JS_EXPORTDATA extern unsigned numberOfGCMarkers; | |
| 82 | JS_EXPORTDATA extern unsigned opaqueRootMergeThreshold; | |
| 83 | ||
| 84 | void initializeOptions(); | |
| 85 | ||
| 86 | } } // namespace JSC::Options | |
| 87 | ||
| 88 | #endif // Options_h | |
| 89 |