use of com.oracle.svm.jni.hosted.JNIPrimitiveArrayOperationMethod.Operation in project graal by oracle.
the class JNIFunctionTablesFeature method beforeAnalysis.
@Override
public void beforeAnalysis(BeforeAnalysisAccess arg) {
BeforeAnalysisAccessImpl access = (BeforeAnalysisAccessImpl) arg;
AnalysisMetaAccess metaAccess = access.getMetaAccess();
JNIFunctionTables.create();
NativeLibraries nativeLibraries = access.getNativeLibraries();
AnalysisType invokeInterface = metaAccess.lookupJavaType(JNIInvokeInterface.class);
invokeInterfaceMetadata = (StructInfo) nativeLibraries.findElementInfo(invokeInterface);
AnalysisType functionTable = metaAccess.lookupJavaType(JNINativeInterface.class);
functionTableMetadata = (StructInfo) nativeLibraries.findElementInfo(functionTable);
// Manually add functions as entry points so this is only done when JNI features are enabled
AnalysisType invokes = metaAccess.lookupJavaType(JNIInvocationInterface.class);
AnalysisType exports = metaAccess.lookupJavaType(JNIInvocationInterface.Exports.class);
AnalysisType functions = metaAccess.lookupJavaType(JNIFunctions.class);
Stream<AnalysisMethod> analysisMethods = Stream.of(invokes, functions, exports).flatMap(t -> Stream.of(t.getDeclaredMethods()));
Stream<AnalysisMethod> unimplementedMethods = Stream.of((AnalysisMethod) getSingleMethod(metaAccess, UnimplementedWithJNIEnvArgument.class), (AnalysisMethod) getSingleMethod(metaAccess, UnimplementedWithJavaVMArgument.class));
Stream.concat(analysisMethods, unimplementedMethods).forEach(method -> {
CEntryPoint annotation = method.getAnnotation(CEntryPoint.class);
assert annotation != null : "only entry points allowed in class";
CEntryPointCallStubSupport.singleton().registerStubForMethod(method, () -> CEntryPointData.create(method));
});
ArrayList<ResolvedJavaMethod> generated = new ArrayList<>();
MetaAccessProvider wrappedMetaAccess = metaAccess.getWrapped();
ResolvedJavaType generatedMethodClass = wrappedMetaAccess.lookupJavaType(JNIFunctions.class);
ConstantPool constantPool = generatedMethodClass.getDeclaredMethods()[0].getConstantPool();
// Generate JNI field accessors
EnumSet<JavaKind> fldKinds = jniKinds.clone();
fldKinds.remove(JavaKind.Void);
for (JavaKind kind : fldKinds) {
boolean[] trueFalse = { true, false };
for (boolean isSetter : trueFalse) {
for (boolean isStatic : trueFalse) {
JNIFieldAccessorMethod method = new JNIFieldAccessorMethod(kind, isSetter, isStatic, generatedMethodClass, constantPool, wrappedMetaAccess);
AnalysisMethod analysisMethod = access.getUniverse().lookup(method);
access.getBigBang().addRootMethod(analysisMethod).registerAsEntryPoint(method.createEntryPointData());
generated.add(method);
}
}
}
// Generate JNI primitive array operations
EnumSet<JavaKind> primitiveArrayKinds = jniKinds.clone();
primitiveArrayKinds.remove(JavaKind.Void);
primitiveArrayKinds.remove(JavaKind.Object);
for (JavaKind kind : primitiveArrayKinds) {
for (Operation op : Operation.values()) {
JNIPrimitiveArrayOperationMethod method = new JNIPrimitiveArrayOperationMethod(kind, op, generatedMethodClass, constantPool, wrappedMetaAccess);
AnalysisMethod analysisMethod = access.getUniverse().lookup(method);
access.getBigBang().addRootMethod(analysisMethod).registerAsEntryPoint(method.createEntryPointData());
generated.add(method);
}
}
generatedMethods = generated.toArray(new ResolvedJavaMethod[0]);
}
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