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Code Issues Releases Wiki Activity

GP-4643: Add a JIT-accelerated p-code emulator (API/scripting only)

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Dan 2025-01-03 10:27:38 -05:00
parent 20285e267d
commit a8fae1fe5b
320 changed files with 32638 additions and 630 deletions
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11
Ghidra/Debug/Framework-TraceModeling/src/main/java/ghidra/pcode/exec/trace/TraceMemoryStatePcodeArithmetic.java
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@ -19,6 +19,7 @@ import java.math.BigInteger;
import ghidra.pcode.exec.ConcretionError;
import ghidra.pcode.exec.PcodeArithmetic;
import ghidra.program.model.address.AddressSpace;
import ghidra.program.model.lang.Endian;
import ghidra.trace.model.memory.TraceMemoryState;
@ -58,15 +59,15 @@ public enum TraceMemoryStatePcodeArithmetic implements PcodeArithmetic<TraceMemo
}
@Override
public TraceMemoryState modBeforeStore(int sizeout, int sizeinAddress,
TraceMemoryState inAddress, int sizeinValue, TraceMemoryState inValue) {
public TraceMemoryState modBeforeStore(int sizeinOffset, AddressSpace space,
TraceMemoryState inOffset, int sizeinValue, TraceMemoryState inValue) {
return inValue; // Shouldn't see STORE during Sleigh eval, anyway
}
@Override
public TraceMemoryState modAfterLoad(int sizeout, int sizeinAddress, TraceMemoryState inAddress,
int sizeinValue, TraceMemoryState inValue) {
if (inAddress == TraceMemoryState.KNOWN && inValue == TraceMemoryState.KNOWN) {
public TraceMemoryState modAfterLoad(int sizeinOffset, AddressSpace space,
TraceMemoryState inOffset, int sizeinValue, TraceMemoryState inValue) {
if (inOffset == TraceMemoryState.KNOWN && inValue == TraceMemoryState.KNOWN) {
return TraceMemoryState.KNOWN;
}
return TraceMemoryState.UNKNOWN;

6
Ghidra/Debug/Framework-TraceModeling/src/main/java/ghidra/trace/database/program/DBTraceProgramViewRootModule.java
View file

@ -24,8 +24,8 @@ import ghidra.program.model.address.Address;
import ghidra.program.model.address.AddressSetView;
import ghidra.program.model.listing.*;
import ghidra.trace.model.memory.TraceMemoryRegion;
import ghidra.util.ComparatorMath;
import ghidra.util.LockHold;
import ghidra.util.MathUtilities;
import ghidra.util.exception.*;
public class DBTraceProgramViewRootModule implements ProgramModule {
@ -195,7 +195,7 @@ public class DBTraceProgramViewRootModule implements ProgramModule {
.getMinAddress();
}
// TODO: There has got to be a better way
return reduceRegions(TraceMemoryRegion::getMinAddress, ComparatorMath::cmin);
return reduceRegions(TraceMemoryRegion::getMinAddress, MathUtilities::cmin);
}
@Override
@ -206,7 +206,7 @@ public class DBTraceProgramViewRootModule implements ProgramModule {
.getMaxAddress();
}
// TODO: There has got to be a better way
return reduceRegions(TraceMemoryRegion::getMaxAddress, ComparatorMath::cmax);
return reduceRegions(TraceMemoryRegion::getMaxAddress, MathUtilities::cmax);
}
@Override

1
Ghidra/Debug/Framework-TraceModeling/src/test/java/ghidra/pcode/exec/trace/BytesTracePcodeEmulatorTest.java
View file

@ -983,6 +983,7 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
TraceSleighUtils.evaluate("r1", tb.trace, 1, thread, 0));
}
}
@Test
public void testITE_ContextFlow() throws Throwable {
try (ToyDBTraceBuilder tb = new ToyDBTraceBuilder("Test", "ARM:LE:32:v8T")) {