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Make FID cache size match the number of functions

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caheckman
2020-06-10 18:20:30 -04:00
parent 2671c5d22d
commit d3badd1fd7
1 changed files with 5 additions and 2 deletions
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7
Ghidra/Features/FunctionID/src/main/java/ghidra/feature/fid/service/FidProgramSeeker.java
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@@ -48,7 +48,7 @@ public class FidProgramSeeker {
public final int MAX_NUM_PARENTS_FOR_SCORE = 500; // Limit number of (useless) parent (caller) functions
private final int CACHE_SIZE = 120000; // Maximum number of FidQuadHash cached
private final int MAX_CACHE_SIZE = 2000000; // Maximum number of FidQuadHash cached
private final float scoreThreshold; // Code unit score a function must achieve to be considered a match
private final int mediumHashCodeUnitLengthLimit;
@@ -72,7 +72,10 @@ public class FidProgramSeeker {
this.scoreThreshold = scoreThreshold;
this.mediumHashCodeUnitLengthLimit = mediumHashCodeUnitLengthLimit;
FidHasherFactory factory = new FidHasherFactory(hasher);
this.cacheFactory = new FIDFixedSizeMRUCachingFactory(factory, CACHE_SIZE);
int cacheSize = program.getFunctionManager().getFunctionCount();
cacheSize = (cacheSize < 100) ? 100 : cacheSize;
cacheSize = (cacheSize > MAX_CACHE_SIZE) ? MAX_CACHE_SIZE : cacheSize;
this.cacheFactory = new FIDFixedSizeMRUCachingFactory(factory, cacheSize);
}
public static ArrayList<Function> getChildren(Function function, boolean followThunks) {