Fix bugs in C backend

classlib/src/main/java/org/teavm/classlib/java/lang/TThread.java

@@ -30,6 +30,7 @@ public class TThread extends TObject implements TRunnable {
     private static int activeCount = 1;
     private long id;
     private int priority;
+    private boolean daemon;
     private long timeSliceStart;
     private int yieldCount;
     private final Object finishedLock = new Object();
@@ -40,6 +41,10 @@ public class TThread extends TObject implements TRunnable {
     private boolean alive = true;
     TRunnable target;
 
+    static {
+        mainThread.setDaemon(true);
+    }
+
     public TThread() {
         this(null, null);
     }
@@ -107,6 +112,14 @@ public class TThread extends TObject implements TRunnable {
         return name;
     }
 
+    public final boolean isDaemon() {
+        return daemon;
+    }
+
+    public final void setDaemon(boolean daemon) {
+        this.daemon = daemon;
+    }
+
     public final void join(long millis, int nanos) throws InterruptedException {
         if (currentThread() == this) {
             return;

core/src/main/java/org/teavm/model/analysis/ClassInitializerAnalysis.java

@@ -28,6 +28,7 @@ import org.teavm.dependency.DependencyInfo;
 import org.teavm.dependency.MethodDependencyInfo;
 import org.teavm.dependency.ValueDependencyInfo;
 import org.teavm.interop.NoSideEffects;
+import org.teavm.interop.StaticInit;
 import org.teavm.model.BasicBlockReader;
 import org.teavm.model.ClassHierarchy;
 import org.teavm.model.ClassReader;
@@ -104,7 +105,7 @@ public class ClassInitializerAnalysis implements ClassInitializerInfo {
 
         ClassReader cls = classes.get(className);
 
-        if (cls == null) {
+        if (cls == null || cls.getAnnotations().get(StaticInit.class.getName()) != null) {
             classStatuses.put(className, STATIC);
             return;
         }

core/src/main/java/org/teavm/runtime/EventQueue.java

@@ -69,7 +69,7 @@ public final class EventQueue {
         }
     }
 
-    static void stop() {
+    public static void stop() {
         finished = true;
     }
 

core/src/main/java/org/teavm/runtime/Fiber.java

@@ -25,6 +25,7 @@ public class Fiber {
     public static final int STATE_RUNNING = 0;
     public static final int STATE_SUSPENDING = 1;
     public static final int STATE_RESUMING = 2;
+    private static int daemonCount = 1;
 
     private int[] intValues;
     private int intTop;
@@ -221,6 +222,9 @@ public class Fiber {
         current = this;
         runner.run();
         current = former;
+        if (!isSuspending() && Thread.currentThread().isDaemon() && --daemonCount == 0) {
+            EventQueue.stop();
+        }
     }
 
     void resume() {

platform/src/main/java/org/teavm/platform/plugin/MetadataCIntrinsic.java

@@ -15,7 +15,9 @@
  */
 package org.teavm.platform.plugin;
 
+import java.util.HashMap;
 import java.util.HashSet;
+import java.util.Map;
 import java.util.Properties;
 import java.util.Set;
 import org.teavm.ast.InvocationExpr;
@@ -36,52 +38,32 @@ class MetadataCIntrinsic implements Intrinsic {
     private CodeWriter structuresWriter;
     private CodeWriter staticFieldInitWriter;
     private DefaultMetadataGeneratorContext metadataContext;
-    private MethodReference constructorMethod;
+    private Map<MethodReference, MethodGenerator> generatorMap = new HashMap<>();
-    private MethodReference targetMethod;
-    private MetadataGenerator generator;
 
-    MetadataCIntrinsic(ClassReaderSource classSource, ClassLoader classLoader,
+    void init(ClassReaderSource classSource, ClassLoader classLoader,
             ServiceRepository services, Properties properties, CodeWriter structuresWriter,
-            CodeWriter staticFieldInitWriter, MethodReference constructorMethod, MethodReference targetMethod,
+            CodeWriter staticFieldInitWriter) {
-            MetadataGenerator generator) {
         this.structuresWriter = structuresWriter;
         this.staticFieldInitWriter = staticFieldInitWriter;
         metadataContext = new DefaultMetadataGeneratorContext(classSource, classLoader, properties, services);
-        this.constructorMethod = constructorMethod;
+    }
-        this.targetMethod = targetMethod;
+
-        this.generator = generator;
+    public void addGenerator(MethodReference constructor, MethodReference method, MetadataGenerator generator) {
+        generatorMap.put(constructor, new MethodGenerator(method, generator));
     }
 
     @Override
     public boolean canHandle(MethodReference methodReference) {
-        return constructorMethod.equals(methodReference);
+        return generatorMap.containsKey(methodReference);
     }
 
     @Override
     public void apply(IntrinsicContext context, InvocationExpr invocation) {
-        writeInitializer(context, invocation);
+        MethodGenerator generator = generatorMap.get(invocation.getMethod());
-        context.writer().print(context.names().forMethod(invocation.getMethod()));
+        generator.apply(context, invocation);
     }
 
-    private void writeInitializer(IntrinsicContext context, InvocationExpr invocation) {
+    void writeValue(IntrinsicContext context, Object value) {
-        MethodReference methodReference = invocation.getMethod();
-        if (!writtenInitializers.add(methodReference)) {
-            return;
-        }
-
-        String variableName = context.names().forMethod(methodReference);
-        staticFieldInitWriter.print("static ").printType(methodReference.getReturnType()).print(" ")
-                .print(variableName).print(" = ");
-        if (generator == null) {
-            staticFieldInitWriter.print("NULL");
-        } else {
-            Resource resource = generator.generateMetadata(metadataContext, targetMethod);
-            writeValue(context, resource);
-        }
-        staticFieldInitWriter.println(";");
-    }
-
-    private void writeValue(IntrinsicContext context, Object value) {
         if (value == null) {
             staticFieldInitWriter.print("NULL");
         } else if (value instanceof String) {
@@ -269,4 +251,37 @@ class MetadataCIntrinsic implements Intrinsic {
         }
         return a;
     }
+
+    class MethodGenerator {
+        private MethodReference targetMethod;
+        private MetadataGenerator generator;
+
+        MethodGenerator(MethodReference targetMethod, MetadataGenerator generator) {
+            this.targetMethod = targetMethod;
+            this.generator = generator;
+        }
+
+        public void apply(IntrinsicContext context, InvocationExpr invocation) {
+            writeInitializer(context, invocation);
+            context.writer().print(context.names().forMethod(invocation.getMethod()));
+        }
+
+        private void writeInitializer(IntrinsicContext context, InvocationExpr invocation) {
+            MethodReference methodReference = invocation.getMethod();
+            if (!writtenInitializers.add(methodReference)) {
+                return;
+            }
+
+            String variableName = context.names().forMethod(methodReference);
+            staticFieldInitWriter.print("static ").printType(methodReference.getReturnType()).print(" ")
+                    .print(variableName).print(" = ");
+            if (generator == null) {
+                staticFieldInitWriter.print("NULL");
+            } else {
+                Resource resource = generator.generateMetadata(metadataContext, targetMethod);
+                writeValue(context, resource);
+            }
+            staticFieldInitWriter.println(";");
+        }
+    }
 }

platform/src/main/java/org/teavm/platform/plugin/PlatformPlugin.java

@@ -48,8 +48,8 @@ public class PlatformPlugin implements TeaVMPlugin, MetadataRegistration {
 
     @Override
     public void install(TeaVMHost host) {
+        host.add(metadataTransformer);
         if (host.getExtension(TeaVMJavaScriptHost.class) != null) {
-            host.add(metadataTransformer);
             host.add(new ResourceTransformer());
             host.add(new ResourceAccessorTransformer(host));
             host.add(new ResourceAccessorDependencyListener());
@@ -101,11 +101,14 @@ public class PlatformPlugin implements TeaVMPlugin, MetadataRegistration {
 
             TeaVMCHost cHost = host.getExtension(TeaVMCHost.class);
             if (cHost != null) {
-                metadataGeneratorConsumers.add((constructor, method, generator) -> {
+                MetadataCIntrinsic metadataCIntrinsic = new MetadataCIntrinsic();
-                    cHost.addIntrinsic(ctx -> new MetadataCIntrinsic(ctx.getClassSource(), ctx.getClassLoader(),
+                cHost.addIntrinsic(ctx -> {
+                    metadataCIntrinsic.init(ctx.getClassSource(), ctx.getClassLoader(),
                             ctx.getServices(), ctx.getProperties(), ctx.getStructureCodeWriter(),
-                            ctx.getStaticFieldsInitWriter(), constructor, method, generator));
+                            ctx.getStaticFieldsInitWriter());
+                    return metadataCIntrinsic;
                 });
+                metadataGeneratorConsumers.add(metadataCIntrinsic::addGenerator);
                 cHost.addIntrinsic(ctx -> new ResourceReadCIntrinsic(ctx.getClassSource()));
                 cHost.addIntrinsic(ctx -> new Intrinsic() {
                     @Override

samples/benchmark/CMakeLists.txt

@@ -20,4 +20,4 @@ link_directories(${GTK3_LIBRARY_DIRS})
 add_definitions(${GTK3_CFLAGS_OTHER})
 add_executable(teavm_benchmark target/generated/c/classes.c)
 
-target_link_libraries(teavm_benchmark ${GTK3_LIBRARIES} m)
+target_link_libraries(teavm_benchmark ${GTK3_LIBRARIES} m rt)