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Code Issues Releases Wiki Activity

SleighLanguage: Use more performant ConcurrentHashMap

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sad-dev 2024-06-18 16:31:08 +08:00 • committed by GitHub
parent 03cc1b8468
commit 789cbd9241
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1 changed files with 11 additions and 12 deletions
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7
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/app/plugin/processors/sleigh/SleighLanguage.java
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@ -20,6 +20,7 @@ import static ghidra.pcode.utils.SlaFormat.*;
import java.io.*; import java.io.*;
import java.math.BigInteger; import java.math.BigInteger;
import java.util.*; import java.util.*;
import java.util.concurrent.ConcurrentHashMap;
import java.util.Map.Entry; import java.util.Map.Entry;
import java.util.regex.Matcher; import java.util.regex.Matcher;
import java.util.regex.Pattern; import java.util.regex.Pattern;
@ -88,7 +89,7 @@ public class SleighLanguage implements Language {
/** /**
* Cached instruction prototypes * Cached instruction prototypes
*/ */
private LinkedHashMap<Integer, SleighInstructionPrototype> instructProtoMap; private ConcurrentHashMap<Integer, SleighInstructionPrototype> instructProtoMap;
private DecisionNode root = null; private DecisionNode root = null;
/** /**
* table of AddressSpaces * table of AddressSpaces
@ -148,7 +149,7 @@ public class SleighLanguage implements Language {
buildVolatileSymbolAddresses(); buildVolatileSymbolAddresses();
xrefRegisters(); xrefRegisters();
instructProtoMap = new LinkedHashMap<>(); instructProtoMap = new ConcurrentHashMap<>();
initParallelHelper(); initParallelHelper();
} }
@ -378,7 +379,6 @@ public class SleighLanguage implements Language {
newProto.cacheInfo(buf, context, true); newProto.cacheInfo(buf, context, true);
} }
synchronized (instructProtoMap) {
res = instructProtoMap.get(hashcode); res = instructProtoMap.get(hashcode);
if (res == null) { // We have a prototype we have never seen if (res == null) { // We have a prototype we have never seen
// before, build it fully // before, build it fully
@ -389,7 +389,6 @@ public class SleighLanguage implements Language {
throw new NestedDelaySlotException(); throw new NestedDelaySlotException();
} }
} }
}
catch (MemoryAccessException e) { catch (MemoryAccessException e) {
throw new InsufficientBytesException(e.getMessage()); throw new InsufficientBytesException(e.getMessage());
} }