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GP-2467: Change SleighProgramCompiler to use String (text block) instead of List<String>

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This commit is contained in:
Dan
2022-09-12 09:03:54 -04:00
parent 6a2cd80550
commit 9d6f278f39
48 changed files with 730 additions and 613 deletions
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4
Ghidra/Debug/Framework-TraceModeling/src/main/java/ghidra/trace/model/time/schedule/PatchStep.java
View File

@@ -314,7 +314,7 @@ public class PatchStep implements Step {
@Override
public <T> void execute(PcodeThread<T> emuThread, Stepper<T> stepper, TaskMonitor monitor)
throws CancelledException {
PcodeProgram prog = emuThread.getMachine().compileSleigh("schedule", List.of(sleigh + ";"));
PcodeProgram prog = emuThread.getMachine().compileSleigh("schedule", sleigh + ";");
emuThread.getExecutor().execute(prog, emuThread.getUseropLibrary());
}
@@ -368,7 +368,7 @@ public class PatchStep implements Step {
protected Map<AddressSpace, SemisparseByteArray> getPatches(Language language) {
PcodeProgram prog = SleighProgramCompiler.compileProgram((SleighLanguage) language,
"schedule", List.of(sleigh + ";"), PcodeUseropLibrary.nil());
"schedule", sleigh + ";", PcodeUseropLibrary.nil());
// SemisparseArray is a bit overkill, no?
Map<AddressSpace, SemisparseByteArray> result = new TreeMap<>();
for (PcodeOp op : prog.getCode()) {

7
Ghidra/Debug/Framework-TraceModeling/src/test/java/ghidra/pcode/exec/trace/AbstractTracePcodeEmulatorTest.java
View File

@@ -35,7 +35,7 @@ import ghidra.util.database.UndoableTransaction;
public class AbstractTracePcodeEmulatorTest extends AbstractGhidraHeadlessIntegrationTest {
public TraceThread initTrace(ToyDBTraceBuilder tb, List<String> stateInit,
public TraceThread initTrace(ToyDBTraceBuilder tb, String stateInit,
List<String> assembly) throws Throwable {
return initTrace(tb, tb.range(0x00400000, 0x0040ffff), tb.range(0x00100000, 0x0010ffff),
stateInit, assembly);
@@ -53,14 +53,13 @@ public class AbstractTracePcodeEmulatorTest extends AbstractGhidraHeadlessIntegr
* memory where it was assembled.
*
* @param tb the trace builder
* @param stateInit SLEIGH source lines to execute to initialize the trace state before
* emulation. Each line must end with ";"
* @param stateInit Sleigh source to execute to initialize the trace state before emulation
* @param assembly lines of assembly to place starting at {@code 0x00400000}
* @return a new trace thread, whose register state is initialized as specified
* @throws Throwable if anything goes wrong
*/
public TraceThread initTrace(ToyDBTraceBuilder tb, AddressRange text, AddressRange stack,
List<String> stateInit, List<String> assembly) throws Throwable {
String stateInit, List<String> assembly) throws Throwable {
TraceMemoryManager mm = tb.trace.getMemoryManager();
TraceThread thread;
try (UndoableTransaction tid = tb.startTransaction()) {

253
Ghidra/Debug/Framework-TraceModeling/src/test/java/ghidra/pcode/exec/trace/BytesTracePcodeEmulatorTest.java
View File

@@ -54,10 +54,10 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
@Test
public void testSinglePUSH() throws Throwable {
try (ToyDBTraceBuilder tb = new ToyDBTraceBuilder("Test", "x86:LE:64:default")) {
TraceThread thread = initTrace(tb,
List.of(
"RIP = 0x00400000;",
"RSP = 0x00110000;"),
TraceThread thread = initTrace(tb, """
RIP = 0x00400000;
RSP = 0x00110000;
""",
List.of(
"PUSH 0xdeadbeef"));
@@ -94,10 +94,10 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
@Test
public void testDoublePUSH() throws Throwable {
try (ToyDBTraceBuilder tb = new ToyDBTraceBuilder("Test", "x86:LE:64:default")) {
TraceThread thread = initTrace(tb,
List.of(
"RIP = 0x00400000;",
"RSP = 0x00110000;"),
TraceThread thread = initTrace(tb, """
RIP = 0x00400000;
RSP = 0x00110000;
""",
List.of(
"PUSH 0xdeadbeef",
"PUSH 0xbaadf00d"));
@@ -133,11 +133,11 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
try (ToyDBTraceBuilder tb = new ToyDBTraceBuilder("Test", "x86:LE:64:default")) {
Register pc = tb.language.getProgramCounter();
TraceThread thread = initTrace(tb,
List.of(
"RIP = 0x00400000;",
"RSP = 0x00110000;",
"RAX = 0x12345678;"),
TraceThread thread = initTrace(tb, """
RIP = 0x00400000;
RSP = 0x00110000;
RAX = 0x12345678;
""",
List.of(
"JMP 0x00400007", // 2 bytes
"MOV EAX,0xdeadbeef", // 5 bytes
@@ -189,11 +189,12 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
AssemblyPatternBlock thumbPat = AssemblyPatternBlock.fromRegisterValue(thumbCtx);
// NOTE: Assemble the thumb section separately
TraceThread thread = initTrace(tb,
List.of(
"pc = 0x00400000;",
"sp = 0x00110000;",
"*:4 0x00400008:4 = 0x00401001;"), // immediately after bx
// write 0x00401001 immediately after bx (0x00400008)
TraceThread thread = initTrace(tb, """
pc = 0x00400000;
sp = 0x00110000;
*:4 0x00400008:4 = 0x00401001;
""",
List.of(
"ldr r6, [pc,#0]!", // 4 bytes, pc+4 should be 00400008
"bx r6")); // 4 bytes
@@ -241,10 +242,10 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
try (ToyDBTraceBuilder tb = new ToyDBTraceBuilder("Test", "Toy:BE:64:default")) {
assertEquals(Register.NO_CONTEXT, tb.language.getContextBaseRegister());
TraceThread thread = initTrace(tb,
List.of(
"pc = 0x00400000;",
"sp = 0x00110000;"),
TraceThread thread = initTrace(tb, """
pc = 0x00400000;
sp = 0x00110000;
""",
List.of(
"imm r0, #911")); // decimal
@@ -272,10 +273,10 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
@Test
public void testBRDS() throws Throwable {
try (ToyDBTraceBuilder tb = new ToyDBTraceBuilder("Test", "Toy:BE:64:default")) {
TraceThread thread = initTrace(tb,
List.of(
"pc = 0x00400000;",
"sp = 0x00110000;"),
TraceThread thread = initTrace(tb, """
pc = 0x00400000;
sp = 0x00110000;
""",
List.of(
"brds 0x00400006",
"imm r0, #911", // decimal
@@ -314,13 +315,13 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
@Test
public void testSelfModifyingX86() throws Throwable {
try (ToyDBTraceBuilder tb = new ToyDBTraceBuilder("Test", "x86:LE:64:default")) {
TraceThread thread = initTrace(tb,
List.of(
"RIP = 0x00400000;",
"RSP = 0x00110000;",
"RAX = 0x12345678;",
// NB. Assembly actually happens first, so this is modifying
"*:1 0x00400007:8 = *0x00400007:8 ^ 0xcc;"),
// NB. Assembly actually happens first, so Sleigh will modify it
TraceThread thread = initTrace(tb, """
RIP = 0x00400000;
RSP = 0x00110000;
RAX = 0x12345678;
*:1 0x00400007:8 = *0x00400007:8 ^ 0xcc;
""",
List.of(
// First instruction undoes the modification above
"XOR byte ptr [0x00400007], 0xcc", // 7 bytes
@@ -356,10 +357,10 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
@Test
public void testDoublePUSH_pCode() throws Throwable {
try (ToyDBTraceBuilder tb = new ToyDBTraceBuilder("Test", "x86:LE:64:default")) {
TraceThread thread = initTrace(tb,
List.of(
"RIP = 0x00400000;",
"RSP = 0x00110000;"),
TraceThread thread = initTrace(tb, """
RIP = 0x00400000;
RSP = 0x00110000;
""",
List.of(
"PUSH 0xdeadbeef",
"PUSH 0xbaadf00d"));
@@ -424,10 +425,10 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
dumped.append(NumericUtilities.convertBytesToString(in));
}
};
TraceThread thread = initTrace(tb,
List.of(
"RIP = 0x00400000;",
"RSP = 0x00110000;"),
TraceThread thread = initTrace(tb, """
RIP = 0x00400000;
RSP = 0x00110000;
""",
List.of(
"PUSH 0xdeadbeef",
"PUSH 0xbaadf00d"));
@@ -438,7 +439,7 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
return hexLib;
}
};
emu.inject(tb.addr(0x00400006), List.of("hexdump(RSP);"));
emu.inject(tb.addr(0x00400006), "hexdump(RSP);");
PcodeThread<byte[]> emuThread = emu.newThread(thread.getPath());
emuThread.overrideContextWithDefault();
@@ -472,10 +473,10 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
dumped.append(NumericUtilities.convertBytesToString(in));
}
};
TraceThread thread = initTrace(tb,
List.of(
"RIP = 0x00400000;",
"RSP = 0x00110000;"),
TraceThread thread = initTrace(tb, """
RIP = 0x00400000;
RSP = 0x00110000;
""",
List.of(
"PUSH 0xdeadbeef",
"PUSH 0xbaadf00d"));
@@ -486,12 +487,13 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
return hexLib;
}
};
emu.inject(tb.addr(0x00400006), List.of(
"hexdump(RSP);",
"emu_swi();",
"hexdump(RIP);",
"emu_exec_decoded();",
"hexdump(RIP);"));
emu.inject(tb.addr(0x00400006), """
hexdump(RSP);
emu_swi();
hexdump(RIP);
emu_exec_decoded();
hexdump(RIP);
""");
PcodeThread<byte[]> emuThread = emu.newThread(thread.getPath());
emuThread.overrideContextWithDefault();
@@ -527,11 +529,11 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
@Test
public void testBreakpoints() throws Throwable {
try (ToyDBTraceBuilder tb = new ToyDBTraceBuilder("Test", "x86:LE:64:default")) {
TraceThread thread = initTrace(tb,
List.of(
"RIP = 0x00400000;",
"RSP = 0x00110000;",
"RAX = 0;"),
TraceThread thread = initTrace(tb, """
RIP = 0x00400000;
RSP = 0x00110000;
RAX = 0;
""",
List.of(
"PUSH 0xdeadbeef",
"PUSH 0xbaadf00d"));
@@ -561,11 +563,11 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
@Test
public void testCLZ() throws Throwable {
try (ToyDBTraceBuilder tb = new ToyDBTraceBuilder("Test", "ARM:LE:32:v8")) {
TraceThread thread = initTrace(tb,
List.of(
"pc = 0x00400000;",
"sp = 0x00110000;",
"r0 = 0x00008000;"),
TraceThread thread = initTrace(tb, """
pc = 0x00400000;
sp = 0x00110000;
r0 = 0x00008000;
""",
List.of(
"clz r1, r0"));
@@ -594,12 +596,12 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
try (ToyDBTraceBuilder tb = new ToyDBTraceBuilder("Test", "x86:LE:64:default")) {
Register pc = tb.language.getProgramCounter();
TraceThread thread = initTrace(tb,
List.of(
"RIP = 0x00400000;",
"RSP = 0x00110000;",
"*:8 0x00600008:8 = 0x0123456789abcdef;", // LE
"*:8 0x00600000:8 = 0xfedcba9876543210;"),
TraceThread thread = initTrace(tb, """
RIP = 0x00400000;
RSP = 0x00110000;
*:8 0x00600008:8 = 0x0123456789abcdef;
*:8 0x00600000:8 = 0xfedcba9876543210;
""",
List.of(
"MOVAPS XMM0, xmmword ptr [0x00600000]"));
@@ -632,12 +634,12 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
try (ToyDBTraceBuilder tb = new ToyDBTraceBuilder("Test", "x86:LE:64:default")) {
Register pc = tb.language.getProgramCounter();
TraceThread thread = initTrace(tb,
List.of(
"RIP = 0x00400000;",
"RSP = 0x00110000;",
"RAX = 0x7fffffff;",
"RCX = 4;"),
TraceThread thread = initTrace(tb, """
RIP = 0x00400000;
RSP = 0x00110000;
RAX = 0x7fffffff;
RCX = 4;
""",
List.of(
"SAR EAX, CL"));
@@ -662,11 +664,11 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
@Test
public void testCachedReadAfterSmallWrite() throws Throwable {
try (ToyDBTraceBuilder tb = new ToyDBTraceBuilder("Test", "x86:LE:64:default")) {
TraceThread thread = initTrace(tb,
List.of(
"RIP = 0x00400000;",
"RSP = 0x00110000;",
"RAX = 0x12345678;"),
TraceThread thread = initTrace(tb, """
RIP = 0x00400000;
RSP = 0x00110000;
RAX = 0x12345678;
""",
List.of(
"XOR AH, AH",
"MOV RCX, RAX"));
@@ -689,9 +691,9 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
@Test(expected = AccessPcodeExecutionException.class)
public void testCheckedMOV_err() throws Throwable {
try (ToyDBTraceBuilder tb = new ToyDBTraceBuilder("Test", "x86:LE:64:default")) {
TraceThread thread = initTrace(tb,
List.of(
"RIP = 0x00400000;"),
TraceThread thread = initTrace(tb, """
RIP = 0x00400000;
""",
List.of(
"MOV RCX,RAX"));
@@ -711,10 +713,11 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
@Test
public void testCheckedMOV_known() throws Throwable {
try (ToyDBTraceBuilder tb = new ToyDBTraceBuilder("Test", "x86:LE:64:default")) {
TraceThread thread = initTrace(tb,
List.of(
"RIP = 0x00400000;",
"RAX = 0x1234;"), // Make it known in the trace
// Make RAX known in the trace
TraceThread thread = initTrace(tb, """
RIP = 0x00400000;
RAX = 0x1234;
""",
List.of(
"MOV RCX,RAX"));
@@ -735,10 +738,11 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
@Test(expected = AccessPcodeExecutionException.class)
public void testCheckedMOV_knownPast_err() throws Throwable {
try (ToyDBTraceBuilder tb = new ToyDBTraceBuilder("Test", "x86:LE:64:default")) {
TraceThread thread = initTrace(tb,
List.of(
"RIP = 0x00400000;",
"RAX = 0x1234;"), // Make it known in the trace
// Make RAX known in the trace
TraceThread thread = initTrace(tb, """
RIP = 0x00400000;
RAX = 0x1234;
""",
List.of(
"MOV RCX,RAX"));
@@ -760,10 +764,11 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
@Test
public void testCheckedMOV_knownPast_has() throws Throwable {
try (ToyDBTraceBuilder tb = new ToyDBTraceBuilder("Test", "x86:LE:64:default")) {
TraceThread thread = initTrace(tb,
List.of(
"RIP = 0x00400000;",
"RAX = 0x1234;"), // Make it known in the trace
// Make RAX known in the trace
TraceThread thread = initTrace(tb, """
RIP = 0x00400000;
RAX = 0x1234;
""",
List.of(
"MOV RCX,RAX"));
@@ -785,9 +790,9 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
@Test
public void testCheckedMOV_initialized() throws Throwable {
try (ToyDBTraceBuilder tb = new ToyDBTraceBuilder("Test", "x86:LE:64:default")) {
TraceThread thread = initTrace(tb,
List.of(
"RIP = 0x00400000;"),
TraceThread thread = initTrace(tb, """
RIP = 0x00400000;
""",
List.of(
"MOV RAX,0", // Have the program initialize it
"MOV RCX,RAX"));
@@ -820,11 +825,11 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
ctxManager.setValue(lang, ctxVal, Range.atLeast(0L),
tb.range(0x00400000, 0x00400002));
}
TraceThread thread = initTrace(tb,
List.of(
"RIP = 0x00400000;",
"RSP = 0x00110000;",
"RAX = 0xff12345678;"),
TraceThread thread = initTrace(tb, """
RIP = 0x00400000;
RSP = 0x00110000;
RAX = 0xff12345678;
""",
List.of(
"DEC EAX",
"MOV ECX,EAX"));
@@ -863,11 +868,11 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
@Test
public void testMOV_EAX_dword_RBPm4() throws Throwable {
try (ToyDBTraceBuilder tb = new ToyDBTraceBuilder("Test", "x86:LE:64:default")) {
TraceThread thread = initTrace(tb,
List.of(
"RIP = 0x00400000;",
"RSP = 0x00110000;",
"*:4 (0:8-4) = 0x12345678;"),
TraceThread thread = initTrace(tb, """
RIP = 0x00400000;
RSP = 0x00110000;
*:4 (0:8-4) = 0x12345678;
""",
List.of(
"MOV EAX, dword ptr [RBP + -0x4]"));
@@ -898,10 +903,10 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
@Test(expected = PcodeExecutionException.class)
public void testMOV_EAX_dword_RBPm2_x64() throws Throwable {
try (ToyDBTraceBuilder tb = new ToyDBTraceBuilder("Test", "x86:LE:64:default")) {
TraceThread thread = initTrace(tb,
List.of(
"RIP = 0x00400000;",
"RSP = 0x00110000;"),
TraceThread thread = initTrace(tb, """
RIP = 0x00400000;
RSP = 0x00110000;
""",
List.of(
"MOV EAX, dword ptr [RBP + -0x2]"));
@@ -921,10 +926,10 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
@Test(expected = PcodeExecutionException.class)
public void testMOV_EAX_dword_EBPm2_x86() throws Throwable {
try (ToyDBTraceBuilder tb = new ToyDBTraceBuilder("Test", "x86:LE:32:default")) {
TraceThread thread = initTrace(tb,
List.of(
"EIP = 0x00400000;",
"ESP = 0x00110000;"),
TraceThread thread = initTrace(tb, """
EIP = 0x00400000;
ESP = 0x00110000;
""",
List.of(
"MOV EAX, dword ptr [EBP + -0x2]"));
@@ -944,10 +949,10 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
try (ToyDBTraceBuilder tb = new ToyDBTraceBuilder("Test", "Toy:BE:64:default")) {
assertEquals(Register.NO_CONTEXT, tb.language.getContextBaseRegister());
TraceThread thread = initTrace(tb,
List.of(
"pc = 0x00400000;",
"sp = 0x00110000;"),
TraceThread thread = initTrace(tb, """
pc = 0x00400000;
sp = 0x00110000;
""",
List.of(
"unimpl"));
@@ -966,11 +971,11 @@ public class BytesTracePcodeEmulatorTest extends AbstractTracePcodeEmulatorTest
Address stackStart = tb.language.getDefaultDataSpace().getAddress(0, true);
TraceThread thread = initTrace(tb,
new AddressRangeImpl(textStart, 0x200),
new AddressRangeImpl(stackStart, 1),
List.of(
"PC = 0x000100;",
"W1 = 0x0800;",
"*[ram]:2 0x000800:3 = 0x1234;"),
new AddressRangeImpl(stackStart, 1), """
PC = 0x000100;
W1 = 0x0800;
*[ram]:2 0x000800:3 = 0x1234;
""",
List.of(
"mov.w [W1], W0"));

17
Ghidra/Debug/Framework-TraceModeling/src/test/java/ghidra/pcode/exec/trace/TraceSleighUtilsTest.java
View File

@@ -19,7 +19,6 @@ import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
import java.math.BigInteger;
import java.util.List;
import java.util.Map;
import org.junit.Before;
@@ -207,14 +206,14 @@ public class TraceSleighUtilsTest extends AbstractGhidraHeadlessIntegrationTest
public void testCompileSleighProgram() throws Exception {
try (ToyDBTraceBuilder b = new ToyDBTraceBuilder("test", TOY_BE_64_HARVARD)) {
PcodeProgram sp = SleighProgramCompiler.compileProgram((SleighLanguage) b.language,
"test", List.of(
"if (r0) goto <else>;",
" r1 = 6;",
" goto <done>;",
"<else>",
" r1 = 7;",
"<done>"),
PcodeUseropLibrary.NIL);
"test", """
if (r0) goto <else>;
r1 = 6;
goto <done>;
<else>
r1 = 7;
<done>
""", PcodeUseropLibrary.NIL);
TraceThread thread;
try (UndoableTransaction tid = b.startTransaction()) {
thread = b.getOrAddThread("Thread1", 0);

5
Ghidra/Debug/Framework-TraceModeling/src/test/java/ghidra/trace/database/ToyDBTraceBuilder.java
View File

@@ -27,7 +27,6 @@ import java.nio.charset.CharsetEncoder;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.Collection;
import java.util.List;
import com.google.common.collect.Range;
@@ -131,9 +130,9 @@ public class ToyDBTraceBuilder implements AutoCloseable {
* @param snap the snap to modify
* @param frame the frame to modify
* @param thread the thread to modify, can be {@code null} if only memory is used
* @param sleigh the lines of Sleigh, including semicolons.
* @param sleigh the Sleigh source
*/
public void exec(long snap, int frame, TraceThread thread, List<String> sleigh) {
public void exec(long snap, int frame, TraceThread thread, String sleigh) {
PcodeProgram program = SleighProgramCompiler.compileProgram((SleighLanguage) language,
"builder", sleigh, PcodeUseropLibrary.nil());
TraceSleighUtils.buildByteExecutor(trace, snap, thread, frame)

4
Ghidra/Debug/Framework-TraceModeling/src/test/java/ghidra/trace/model/time/schedule/TestThread.java
View File

@@ -15,8 +15,6 @@
*/
package ghidra.trace.model.time.schedule;
import java.util.List;
import ghidra.app.plugin.processors.sleigh.SleighLanguage;
import ghidra.pcode.emu.PcodeThread;
import ghidra.pcode.emu.ThreadPcodeExecutorState;
@@ -167,7 +165,7 @@ class TestThread implements PcodeThread<Void> {
}
@Override
public void inject(Address address, List<String> sleigh) {
public void inject(Address address, String source) {
}
@Override