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Code Issues Releases Wiki Activity

GP-2426: Refactor emulator to use trace access shims. Implement register mapping conventions.

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Dan 2022-09-13 16:02:02 -04:00
parent 975db1919c
commit e4f18ad824
202 changed files with 8221 additions and 4199 deletions
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8
Ghidra/Debug/Debugger/ghidra_scripts/DebuggerEmuExampleScript.java
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@ -29,6 +29,7 @@ import ghidra.app.plugin.assembler.Assembler;
import ghidra.app.plugin.assembler.Assemblers;
import ghidra.app.plugin.core.debug.service.emulation.BytesDebuggerPcodeEmulator;
import ghidra.app.plugin.core.debug.service.emulation.ProgramEmulationUtils;
import ghidra.app.plugin.core.debug.service.emulation.data.DefaultPcodeDebuggerAccess;
import ghidra.app.plugin.processors.sleigh.SleighLanguage;
import ghidra.app.script.GhidraScript;
import ghidra.app.services.DebuggerTraceManagerService;
@ -46,6 +47,7 @@ import ghidra.program.model.listing.InstructionIterator;
import ghidra.program.model.listing.Program;
import ghidra.program.model.mem.Memory;
import ghidra.trace.model.Trace;
import ghidra.trace.model.guest.TracePlatform;
import ghidra.trace.model.thread.TraceThread;
import ghidra.trace.model.time.TraceSnapshot;
import ghidra.trace.model.time.TraceTimeManager;
@ -135,7 +137,9 @@ public class DebuggerEmuExampleScript extends GhidraScript {
* library. This emulator will still know how to integrate with the UI, reading through to
* open programs and writing state back into the trace.
*/
BytesDebuggerPcodeEmulator emulator = new BytesDebuggerPcodeEmulator(tool, trace, 0, null) {
TracePlatform host = trace.getPlatformManager().getHostPlatform();
DefaultPcodeDebuggerAccess access = new DefaultPcodeDebuggerAccess(tool, null, host, 0);
BytesDebuggerPcodeEmulator emulator = new BytesDebuggerPcodeEmulator(access) {
@Override
protected PcodeUseropLibrary<byte[]> createUseropLibrary() {
return new DemoPcodeUseropLibrary(language, DebuggerEmuExampleScript.this);
@ -169,7 +173,7 @@ public class DebuggerEmuExampleScript extends GhidraScript {
thread.stepInstruction();
snapshot =
time.createSnapshot("Stepped to " + thread.getCounter());
emulator.writeDown(trace, snapshot.getKey(), 0);
emulator.writeDown(host, snapshot.getKey(), 0);
}
printerr("We should not have completed 10 steps!");
}