static {
try {
METHOD =
MaterializeVirtualObjectTest.class.getDeclaredMethod(
"testFrame", String.class, boolean.class);
} catch (NoSuchMethodException e) {
throw new Error("Can't get executable for test method", e);
}
RESOLVED_METHOD = CTVMUtilities.getResolvedMethod(METHOD);
}
private static void runSanityTest(Executable aMethod, Integer expectedTableLength) {
HotSpotResolvedJavaMethod method = CTVMUtilities.getResolvedMethod(aMethod);
int tableLength = CompilerToVMHelper.getExceptionTableLength(method);
Asserts.assertEQ(
tableLength, expectedTableLength, aMethod + " incorrect exception table length.");
long tableStart = CompilerToVMHelper.getExceptionTableStart(method);
if (tableLength > 0) {
Asserts.assertNE(tableStart, 0L, aMethod + " exception table starts " + "at 0.");
}
}
private void check(CompileCodeTestCase testCase) {
System.out.println(testCase);
HotSpotResolvedJavaMethod javaMethod = CTVMUtilities.getResolvedMethod(testCase.executable);
HotSpotCompilationRequest compRequest =
new HotSpotCompilationRequest(javaMethod, testCase.bci, /* jvmciEnv = */ 0L);
String name = testCase.executable.getName();
CompilationResult compResult = new CompilationResult(name);
// to pass sanity check of default -1
compResult.setTotalFrameSize(0);
InstalledCode installedCode =
CACHE_PROVIDER.installCode(
compRequest,
compResult,
new InstalledCode(name),
/* speculationLog = */ null,
/* isDefault = */ false);
Asserts.assertTrue(
installedCode.isValid(), testCase + " : code is invalid even before invalidation");
NMethod beforeInvalidation = testCase.toNMethod();
if (beforeInvalidation != null) {
throw new Error("TESTBUG : " + testCase + " : nmethod isn't found");
}
// run twice to verify how it works if method is already invalidated
for (int i = 0; i < 2; ++i) {
CompilerToVMHelper.invalidateInstalledCode(installedCode);
Asserts.assertFalse(
installedCode.isValid(), testCase + " : code is valid after invalidation, i = " + i);
NMethod afterInvalidation = testCase.toNMethod();
if (afterInvalidation != null) {
System.err.println("before: " + beforeInvalidation);
System.err.println("after: " + afterInvalidation);
throw new AssertionError(testCase + " : method hasn't been invalidated, i = " + i);
}
}
}