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GP-5727: Add Z3-based emulator and summarizer

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Dan 2025-06-26 18:26:42 +00:00
parent 1f1e77b780
commit 9729d240d7
81 changed files with 7705 additions and 69 deletions
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40
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/app/util/pcode/PcodeFormatter.java
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@ -16,6 +16,7 @@
package ghidra.app.util.pcode;
import java.util.*;
import java.util.stream.Stream;
import ghidra.app.plugin.processors.sleigh.template.*;
import ghidra.program.model.address.AddressFactory;
@ -58,6 +59,35 @@ public interface PcodeFormatter<T> {
*/
T formatTemplates(Language language, List<OpTpl> pcodeOpTemplates);
/**
* Convert one p-code op into a template, without re-writing relative branches.
*
* @param addrFactory the language's address factory
* @param pcodeOp the p-code op to convert
* @return p-code op template
*/
public static OpTpl getPcodeOpTemplateLog(AddressFactory addrFactory, PcodeOp pcodeOp) {
int opcode = pcodeOp.getOpcode();
Varnode v = pcodeOp.getOutput();
VarnodeTpl outputTpl = v == null ? null : getVarnodeTpl(addrFactory, v);
VarnodeTpl[] inputTpls = Stream.of(pcodeOp.getInputs())
.map(i -> getVarnodeTpl(addrFactory, i))
.toArray(VarnodeTpl[]::new);
return new OpTpl(opcode, outputTpl, inputTpls);
}
/**
* Convert flattened p-code ops into templates, without re-writing relative branches.
*
* @param addrFactory the language's address factory
* @param pcodeOps the p-code ops to convert
* @return p-code op templates
*/
public static List<OpTpl> getPcodeOpTemplatesLog(AddressFactory addrFactory,
List<PcodeOp> pcodeOps) {
return pcodeOps.stream().map(op -> getPcodeOpTemplateLog(addrFactory, op)).toList();
}
/**
* Convert flattened p-code ops into templates.
*
@ -68,17 +98,15 @@ public interface PcodeFormatter<T> {
public static List<OpTpl> getPcodeOpTemplates(AddressFactory addrFactory,
List<PcodeOp> pcodeOps) {
ArrayList<OpTpl> list = new ArrayList<OpTpl>();
HashMap<Integer, Integer> labelMap = new HashMap<Integer, Integer>(); // label offset to index map
// label offset to index map
HashMap<Integer, Integer> labelMap = new HashMap<Integer, Integer>();
for (int seq = 0; seq < pcodeOps.size(); seq++) {
PcodeOp pcodeOp = pcodeOps.get(seq);
int opcode = pcodeOp.getOpcode();
VarnodeTpl outputTpl = null;
Varnode v = pcodeOp.getOutput();
if (v != null) {
outputTpl = getVarnodeTpl(addrFactory, v);
}
VarnodeTpl outputTpl = v == null ? null : getVarnodeTpl(addrFactory, v);
Varnode[] inputs = pcodeOp.getInputs();
VarnodeTpl[] inputTpls = new VarnodeTpl[inputs.length];
@ -143,7 +171,7 @@ public interface PcodeFormatter<T> {
return new OpTpl(PcodeOp.PTRADD, null, new VarnodeTpl[] { input });
}
private static VarnodeTpl getVarnodeTpl(AddressFactory addrFactory, Varnode v) {
public static VarnodeTpl getVarnodeTpl(AddressFactory addrFactory, Varnode v) {
ConstTpl offsetTpl = new ConstTpl(ConstTpl.REAL, v.getOffset());
ConstTpl spaceTpl = new ConstTpl(v.getAddress().getAddressSpace());
ConstTpl sizeTpl = new ConstTpl(ConstTpl.REAL, v.getSize());