Merge "ART: Blacklist tests that require JIT"
diff --git a/build/art.go b/build/art.go
index ccaa11d..0af1767 100644
--- a/build/art.go
+++ b/build/art.go
@@ -259,7 +259,7 @@
 }
 
 func artLibrary() (blueprint.Module, []interface{}) {
-	library, _ := cc.NewLibrary(android.HostAndDeviceSupported, true, true)
+	library, _ := cc.NewLibrary(android.HostAndDeviceSupported)
 	module, props := library.Init()
 
 	props = installCodegenCustomizer(module, props, true)
diff --git a/runtime/cha.cc b/runtime/cha.cc
index be675a8..d94b091 100644
--- a/runtime/cha.cc
+++ b/runtime/cha.cc
@@ -100,7 +100,11 @@
 
   bool VisitFrame() OVERRIDE REQUIRES_SHARED(Locks::mutator_lock_) {
     ArtMethod* method = GetMethod();
-    if (method == nullptr || method->IsRuntimeMethod() || method->IsNative()) {
+    // Avoid types of methods that do not have an oat quick method header.
+    if (method == nullptr ||
+        method->IsRuntimeMethod() ||
+        method->IsNative() ||
+        method->IsProxyMethod()) {
       return true;
     }
     if (GetCurrentQuickFrame() == nullptr) {
@@ -110,6 +114,7 @@
     // Method may have multiple versions of compiled code. Check
     // the method header to see if it has should_deoptimize flag.
     const OatQuickMethodHeader* method_header = GetCurrentOatQuickMethodHeader();
+    DCHECK(method_header != nullptr);
     if (!method_header->HasShouldDeoptimizeFlag()) {
       // This compiled version doesn't have should_deoptimize flag. Skip.
       return true;
diff --git a/runtime/class_linker-inl.h b/runtime/class_linker-inl.h
index 0a65cd1..213986a 100644
--- a/runtime/class_linker-inl.h
+++ b/runtime/class_linker-inl.h
@@ -25,6 +25,7 @@
 #include "mirror/class_loader.h"
 #include "mirror/dex_cache-inl.h"
 #include "mirror/iftable.h"
+#include "mirror/throwable.h"
 #include "mirror/object_array.h"
 #include "handle_scope-inl.h"
 #include "scoped_thread_state_change-inl.h"
@@ -89,17 +90,28 @@
 
 inline mirror::Class* ClassLinker::ResolveType(dex::TypeIndex type_idx, ArtMethod* referrer) {
   Thread::PoisonObjectPointersIfDebug();
+  if (kIsDebugBuild) {
+    Thread::Current()->AssertNoPendingException();
+  }
   ObjPtr<mirror::Class> resolved_type =
       referrer->GetDexCacheResolvedType(type_idx, image_pointer_size_);
   if (UNLIKELY(resolved_type == nullptr)) {
-    ObjPtr<mirror::Class> declaring_class = referrer->GetDeclaringClass();
     StackHandleScope<2> hs(Thread::Current());
-    Handle<mirror::DexCache> dex_cache(hs.NewHandle(declaring_class->GetDexCache()));
-    Handle<mirror::ClassLoader> class_loader(hs.NewHandle(declaring_class->GetClassLoader()));
-    const DexFile& dex_file = *dex_cache->GetDexFile();
-    resolved_type = ResolveType(dex_file, type_idx, dex_cache, class_loader);
-    // Note: We cannot check here to see whether we added the type to the cache. The type
-    //       might be an erroneous class, which results in it being hidden from us.
+    // There could be an out of bounds exception from GetDexCacheResolvedType, don't call
+    // ResolveType for this case.
+    if (LIKELY(!hs.Self()->IsExceptionPending())) {
+      ObjPtr<mirror::Class> declaring_class = referrer->GetDeclaringClass();
+      Handle<mirror::DexCache> dex_cache(hs.NewHandle(declaring_class->GetDexCache()));
+      Handle<mirror::ClassLoader> class_loader(hs.NewHandle(declaring_class->GetClassLoader()));
+      const DexFile& dex_file = *dex_cache->GetDexFile();
+      resolved_type = ResolveType(dex_file, type_idx, dex_cache, class_loader);
+      // Note: We cannot check here to see whether we added the type to the cache. The type
+      //       might be an erroneous class, which results in it being hidden from us.
+    } else {
+      // Make sure its an array out of bounds exception.
+      DCHECK(hs.Self()->GetException()->GetClass()->DescriptorEquals(
+          "Ljava/lang/ArrayIndexOutOfBoundsException;"));
+    }
   }
   return resolved_type.Ptr();
 }
diff --git a/runtime/gc/reference_processor.cc b/runtime/gc/reference_processor.cc
index 2cde7d5..081be96 100644
--- a/runtime/gc/reference_processor.cc
+++ b/runtime/gc/reference_processor.cc
@@ -75,11 +75,10 @@
   MutexLock mu(self, *Locks::reference_processor_lock_);
   while ((!kUseReadBarrier && SlowPathEnabled()) ||
          (kUseReadBarrier && !self->GetWeakRefAccessEnabled())) {
-    mirror::HeapReference<mirror::Object>* const referent_addr =
-        reference->GetReferentReferenceAddr();
+    ObjPtr<mirror::Object> referent = reference->GetReferent<kWithoutReadBarrier>();
     // If the referent became cleared, return it. Don't need barrier since thread roots can't get
     // updated until after we leave the function due to holding the mutator lock.
-    if (referent_addr->AsMirrorPtr() == nullptr) {
+    if (referent == nullptr) {
       return nullptr;
     }
     // Try to see if the referent is already marked by using the is_marked_callback. We can return
@@ -91,10 +90,15 @@
       // case only black nodes can be safely returned. If the GC is preserving references, the
       // mutator could take a white field from a grey or white node and move it somewhere else
       // in the heap causing corruption since this field would get swept.
-      if (collector_->IsMarkedHeapReference(referent_addr)) {
+      // Use the cached referent instead of calling GetReferent since other threads could call
+      // Reference.clear() after we did the null check resulting in a null pointer being
+      // incorrectly passed to IsMarked. b/33569625
+      ObjPtr<mirror::Object> forwarded_ref = collector_->IsMarked(referent.Ptr());
+      if (forwarded_ref != nullptr) {
+        // Non null means that it is marked.
         if (!preserving_references_ ||
            (LIKELY(!reference->IsFinalizerReferenceInstance()) && reference->IsUnprocessed())) {
-          return referent_addr->AsMirrorPtr();
+          return forwarded_ref;
         }
       }
     }
@@ -265,11 +269,23 @@
   }
 }
 
-bool ReferenceProcessor::MakeCircularListIfUnenqueued(
-    ObjPtr<mirror::FinalizerReference> reference) {
+void ReferenceProcessor::ClearReferent(ObjPtr<mirror::Reference> ref) {
   Thread* self = Thread::Current();
   MutexLock mu(self, *Locks::reference_processor_lock_);
-  // Wait untul we are done processing reference.
+  // Need to wait until reference processing is done since IsMarkedHeapReference does not have a
+  // CAS. If we do not wait, it can result in the GC un-clearing references due to race conditions.
+  // This also handles the race where the referent gets cleared after a null check but before
+  // IsMarkedHeapReference is called.
+  WaitUntilDoneProcessingReferences(self);
+  if (Runtime::Current()->IsActiveTransaction()) {
+    ref->ClearReferent<true>();
+  } else {
+    ref->ClearReferent<false>();
+  }
+}
+
+void ReferenceProcessor::WaitUntilDoneProcessingReferences(Thread* self) {
+  // Wait until we are done processing reference.
   while ((!kUseReadBarrier && SlowPathEnabled()) ||
          (kUseReadBarrier && !self->GetWeakRefAccessEnabled())) {
     // Check and run the empty checkpoint before blocking so the empty checkpoint will work in the
@@ -277,6 +293,13 @@
     self->CheckEmptyCheckpoint();
     condition_.WaitHoldingLocks(self);
   }
+}
+
+bool ReferenceProcessor::MakeCircularListIfUnenqueued(
+    ObjPtr<mirror::FinalizerReference> reference) {
+  Thread* self = Thread::Current();
+  MutexLock mu(self, *Locks::reference_processor_lock_);
+  WaitUntilDoneProcessingReferences(self);
   // At this point, since the sentinel of the reference is live, it is guaranteed to not be
   // enqueued if we just finished processing references. Otherwise, we may be doing the main GC
   // phase. Since we are holding the reference processor lock, it guarantees that reference
diff --git a/runtime/gc/reference_processor.h b/runtime/gc/reference_processor.h
index 759b7e1..b15544d 100644
--- a/runtime/gc/reference_processor.h
+++ b/runtime/gc/reference_processor.h
@@ -73,6 +73,9 @@
       REQUIRES_SHARED(Locks::mutator_lock_)
       REQUIRES(!Locks::reference_processor_lock_,
                !Locks::reference_queue_finalizer_references_lock_);
+  void ClearReferent(ObjPtr<mirror::Reference> ref)
+      REQUIRES_SHARED(Locks::mutator_lock_)
+      REQUIRES(!Locks::reference_processor_lock_);
 
  private:
   bool SlowPathEnabled() REQUIRES_SHARED(Locks::mutator_lock_);
@@ -84,6 +87,10 @@
   // referents.
   void StartPreservingReferences(Thread* self) REQUIRES(!Locks::reference_processor_lock_);
   void StopPreservingReferences(Thread* self) REQUIRES(!Locks::reference_processor_lock_);
+  // Wait until reference processing is done.
+  void WaitUntilDoneProcessingReferences(Thread* self)
+      REQUIRES_SHARED(Locks::mutator_lock_)
+      REQUIRES(Locks::reference_processor_lock_);
   // Collector which is clearing references, used by the GetReferent to return referents which are
   // already marked.
   collector::GarbageCollector* collector_ GUARDED_BY(Locks::reference_processor_lock_);
diff --git a/runtime/native/java_lang_ref_Reference.cc b/runtime/native/java_lang_ref_Reference.cc
index bedca10..c778068 100644
--- a/runtime/native/java_lang_ref_Reference.cc
+++ b/runtime/native/java_lang_ref_Reference.cc
@@ -33,8 +33,15 @@
   return soa.AddLocalReference<jobject>(referent);
 }
 
+static void Reference_clearReferent(JNIEnv* env, jobject javaThis) {
+  ScopedFastNativeObjectAccess soa(env);
+  ObjPtr<mirror::Reference> ref = soa.Decode<mirror::Reference>(javaThis);
+  Runtime::Current()->GetHeap()->GetReferenceProcessor()->ClearReferent(ref);
+}
+
 static JNINativeMethod gMethods[] = {
   NATIVE_METHOD(Reference, getReferent, "!()Ljava/lang/Object;"),
+  NATIVE_METHOD(Reference, clearReferent, "!()V"),
 };
 
 void register_java_lang_ref_Reference(JNIEnv* env) {
diff --git a/runtime/openjdkjvmti/OpenjdkJvmTi.cc b/runtime/openjdkjvmti/OpenjdkJvmTi.cc
index 1ad3f08..5f97b60 100644
--- a/runtime/openjdkjvmti/OpenjdkJvmTi.cc
+++ b/runtime/openjdkjvmti/OpenjdkJvmTi.cc
@@ -700,7 +700,7 @@
                                        jmethodID method,
                                        jint* entry_count_ptr,
                                        jvmtiLineNumberEntry** table_ptr) {
-    return ERR(NOT_IMPLEMENTED);
+    return MethodUtil::GetLineNumberTable(env, method, entry_count_ptr, table_ptr);
   }
 
   static jvmtiError GetMethodLocation(jvmtiEnv* env,
diff --git a/runtime/openjdkjvmti/ti_method.cc b/runtime/openjdkjvmti/ti_method.cc
index ffa5ac7..a0a0923 100644
--- a/runtime/openjdkjvmti/ti_method.cc
+++ b/runtime/openjdkjvmti/ti_method.cc
@@ -130,4 +130,63 @@
   return ERR(NONE);
 }
 
+using LineNumberContext = std::vector<jvmtiLineNumberEntry>;
+
+static bool CollectLineNumbers(void* void_context, const art::DexFile::PositionInfo& entry) {
+  LineNumberContext* context = reinterpret_cast<LineNumberContext*>(void_context);
+  jvmtiLineNumberEntry jvmti_entry = { static_cast<jlocation>(entry.address_),
+                                       static_cast<jint>(entry.line_) };
+  context->push_back(jvmti_entry);
+  return false;  // Collect all, no early exit.
+}
+
+jvmtiError MethodUtil::GetLineNumberTable(jvmtiEnv* env,
+                                          jmethodID method,
+                                          jint* entry_count_ptr,
+                                          jvmtiLineNumberEntry** table_ptr) {
+  if (method == nullptr) {
+    return ERR(NULL_POINTER);
+  }
+  art::ArtMethod* art_method = art::jni::DecodeArtMethod(method);
+  DCHECK(!art_method->IsRuntimeMethod());
+
+  const art::DexFile::CodeItem* code_item;
+  const art::DexFile* dex_file;
+  {
+    art::ScopedObjectAccess soa(art::Thread::Current());
+
+    if (art_method->IsProxyMethod()) {
+      return ERR(ABSENT_INFORMATION);
+    }
+    if (art_method->IsNative()) {
+      return ERR(NATIVE_METHOD);
+    }
+    if (entry_count_ptr == nullptr || table_ptr == nullptr) {
+      return ERR(NULL_POINTER);
+    }
+
+    code_item = art_method->GetCodeItem();
+    dex_file = art_method->GetDexFile();
+    DCHECK(code_item != nullptr) << art_method->PrettyMethod() << " " << dex_file->GetLocation();
+  }
+
+  LineNumberContext context;
+  bool success = dex_file->DecodeDebugPositionInfo(code_item, CollectLineNumbers, &context);
+  if (!success) {
+    return ERR(ABSENT_INFORMATION);
+  }
+
+  unsigned char* data;
+  jlong mem_size = context.size() * sizeof(jvmtiLineNumberEntry);
+  jvmtiError alloc_error = env->Allocate(mem_size, &data);
+  if (alloc_error != ERR(NONE)) {
+    return alloc_error;
+  }
+  *table_ptr = reinterpret_cast<jvmtiLineNumberEntry*>(data);
+  memcpy(*table_ptr, context.data(), mem_size);
+  *entry_count_ptr = static_cast<jint>(context.size());
+
+  return ERR(NONE);
+}
+
 }  // namespace openjdkjvmti
diff --git a/runtime/openjdkjvmti/ti_method.h b/runtime/openjdkjvmti/ti_method.h
index 43f11f9..fb2fbb2 100644
--- a/runtime/openjdkjvmti/ti_method.h
+++ b/runtime/openjdkjvmti/ti_method.h
@@ -52,6 +52,11 @@
   static jvmtiError GetMethodModifiers(jvmtiEnv* env,
                                        jmethodID method,
                                        jint* modifiers_ptr);
+
+  static jvmtiError GetLineNumberTable(jvmtiEnv* env,
+                                       jmethodID method,
+                                       jint* entry_count_ptr,
+                                       jvmtiLineNumberEntry** table_ptr);
 };
 
 }  // namespace openjdkjvmti
diff --git a/test/153-reference-stress/expected.txt b/test/153-reference-stress/expected.txt
new file mode 100644
index 0000000..7ef22e9
--- /dev/null
+++ b/test/153-reference-stress/expected.txt
@@ -0,0 +1 @@
+PASS
diff --git a/test/153-reference-stress/info.txt b/test/153-reference-stress/info.txt
new file mode 100644
index 0000000..6bc0040
--- /dev/null
+++ b/test/153-reference-stress/info.txt
@@ -0,0 +1 @@
+Tests java.lang.ref.Reference.get() and GC running in parallel.
diff --git a/test/153-reference-stress/src/Main.java b/test/153-reference-stress/src/Main.java
new file mode 100644
index 0000000..fc6f9cc
--- /dev/null
+++ b/test/153-reference-stress/src/Main.java
@@ -0,0 +1,73 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import java.lang.ref.WeakReference;
+
+public class Main {
+    static final int numWeakReferences = 16 * 1024;
+    static WeakReference[] weakReferences = new WeakReference[numWeakReferences];
+    static volatile boolean done = false;
+    static Object keepAlive;
+
+    public static void main(String[] args) throws Exception {
+        // Try to call Reference.get repeatedly while the GC is running.
+        Thread gcThread = new GcThread();
+        Thread[] readerThread = new ReaderThread[4];
+        for (int i = 0; i < readerThread.length; ++i) {
+            readerThread[i] = new ReaderThread();
+        }
+        gcThread.start();
+        for (int i = 0; i < readerThread.length; ++i) {
+            readerThread[i].start();
+        }
+        gcThread.join();
+        for (int i = 0; i < readerThread.length; ++i) {
+            readerThread[i].join();
+        }
+        System.out.println("PASS");
+    }
+
+    static class GcThread extends Thread {
+        GcThread() {
+            Object temp = new Object();
+            for (int j = 0; j < weakReferences.length; ++j) {
+                weakReferences[j] = new WeakReference(temp);
+            }
+        }
+        public void run() {
+            for (int i = 0; i < 1000; ++i) {
+                Object o = new Object();
+                for (int j = 0; j < weakReferences.length; ++j) {
+                    weakReferences[j] = new WeakReference(o);
+                }
+            }
+            done = true;
+        }
+    }
+
+    static class ReaderThread extends Thread {
+        public void run() {
+            while (!done) {
+                for (int j = 0; j < weakReferences.length; ++j) {
+                    keepAlive = weakReferences[j].get();
+                }
+                for (int j = 0; j < weakReferences.length; ++j) {
+                    weakReferences[j].clear();
+                }
+            }
+        }
+    }
+}
diff --git a/test/616-cha-regression-proxy-method/expected.txt b/test/616-cha-regression-proxy-method/expected.txt
new file mode 100644
index 0000000..6a5618e
--- /dev/null
+++ b/test/616-cha-regression-proxy-method/expected.txt
@@ -0,0 +1 @@
+JNI_OnLoad called
diff --git a/test/616-cha-regression-proxy-method/info.txt b/test/616-cha-regression-proxy-method/info.txt
new file mode 100644
index 0000000..386a07f
--- /dev/null
+++ b/test/616-cha-regression-proxy-method/info.txt
@@ -0,0 +1 @@
+Regression test for Class Hierarchy Analysis (CHA) on visiting proxy method frame.
diff --git a/test/616-cha-regression-proxy-method/src/Main.java b/test/616-cha-regression-proxy-method/src/Main.java
new file mode 100644
index 0000000..19c92be
--- /dev/null
+++ b/test/616-cha-regression-proxy-method/src/Main.java
@@ -0,0 +1,131 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import java.lang.reflect.InvocationHandler;
+import java.lang.reflect.Method;
+import java.lang.reflect.Proxy;
+
+class Main1 {
+  void foo(int i) {
+    if (i != 1) {
+      printError("error1");
+    }
+  }
+
+  void printError(String msg) {
+    System.out.println(msg);
+  }
+}
+
+class Main2 extends Main1 {
+  void foo(int i) {
+    if (i != 2) {
+      printError("error2");
+    }
+  }
+}
+
+class Proxied implements Runnable {
+  public void run() {
+    synchronized(Main.class) {
+      Main.sOtherThreadStarted = true;
+      // Wait for Main2 to be linked and deoptimization is triggered.
+      try {
+        Main.class.wait();
+      } catch (Exception e) {
+      }
+    }
+  }
+}
+
+class MyInvocationHandler implements InvocationHandler {
+  private final Proxied proxied;
+
+  public MyInvocationHandler(Proxied proxied) {
+    this.proxied = proxied;
+  }
+
+  public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
+    return method.invoke(proxied, args);
+  }
+}
+
+public class Main {
+  static Main1 sMain1;
+  static Main1 sMain2;
+  static volatile boolean sOtherThreadStarted;
+
+  // sMain1.foo() will be always be Main1.foo() before Main2 is loaded/linked.
+  // So sMain1.foo() can be devirtualized to Main1.foo() and be inlined.
+  // After Dummy.createMain2() which links in Main2, live testOverride() on stack
+  // should be deoptimized.
+  static void testOverride() {
+    sMain1.foo(sMain1.getClass() == Main1.class ? 1 : 2);
+
+    // Wait for the other thread to start.
+    while (!sOtherThreadStarted);
+    // Create an Main2 instance and assign it to sMain2.
+    // sMain1 is kept the same.
+    sMain2 = Dummy.createMain2();
+    // Wake up the other thread.
+    synchronized(Main.class) {
+      Main.class.notify();
+    }
+
+    // There should be a deoptimization here right after Main2 is linked by
+    // calling Dummy.createMain2(), even though sMain1 didn't change.
+    // The behavior here would be different if inline-cache is used, which
+    // doesn't deoptimize since sMain1 still hits the type cache.
+    sMain1.foo(sMain1.getClass() == Main1.class ? 1 : 2);
+    if (sMain2 != null) {
+      sMain2.foo(sMain2.getClass() == Main1.class ? 1 : 2);
+    }
+  }
+
+  // Test scenarios under which CHA-based devirtualization happens,
+  // and class loading that overrides a method can invalidate compiled code.
+  // Also create a proxy method such that a proxy method's frame is visited
+  // during stack walking.
+  public static void main(String[] args) {
+    System.loadLibrary(args[0]);
+    // sMain1 is an instance of Main1. Main2 hasn't bee loaded yet.
+    sMain1 = new Main1();
+
+    // Create another thread that calls a proxy method.
+    new Thread() {
+      public void run() {
+        Runnable proxy = (Runnable)Proxy.newProxyInstance(
+            Proxied.class.getClassLoader(),
+            new Class[] { Runnable.class },
+            new MyInvocationHandler(new Proxied()));
+        proxy.run();
+      }
+    }.start();
+
+    ensureJitCompiled(Main.class, "testOverride");
+    // This will create Main2 instance in the middle of testOverride().
+    testOverride();
+  }
+
+  private static native void ensureJitCompiled(Class<?> itf, String method_name);
+}
+
+// Put createMain2() in another class to avoid class loading due to verifier.
+class Dummy {
+  static Main1 createMain2() {
+    return new Main2();
+  }
+}
diff --git a/test/616-cha/src/Main.java b/test/616-cha/src/Main.java
index 787318d..b617944 100644
--- a/test/616-cha/src/Main.java
+++ b/test/616-cha/src/Main.java
@@ -179,7 +179,7 @@
     }
   }
 
-  // Test scanerios under which CHA-based devirtualization happens,
+  // Test scenarios under which CHA-based devirtualization happens,
   // and class loading that overrides a method can invalidate compiled code.
   // Also test pure non-overriding case, which is more for checking generated
   // code form.
@@ -206,11 +206,6 @@
     // sMain1 is an instance of Main1. Main2 hasn't bee loaded yet.
     sMain1 = new Main1();
 
-    // Loop enough to get testOverride() JITed.
-    for (int i=0; i<100; i++) {
-      testOverride(false, false, false);
-    }
-
     ensureJitCompiled(Main.class, "testOverride");
     testOverride(false, false, true);
 
@@ -244,7 +239,7 @@
   private static native boolean hasSingleImplementation(Class<?> clazz, String method_name);
 }
 
-// Do it in another class to avoid class loading due to verifier.
+// Put createMain2() in another class to avoid class loading due to verifier.
 class Dummy {
   static Main1 createMain2() {
     return new Main2();
diff --git a/test/911-get-stack-trace/expected.txt b/test/911-get-stack-trace/expected.txt
index 77c77ca..f8c97ce 100644
--- a/test/911-get-stack-trace/expected.txt
+++ b/test/911-get-stack-trace/expected.txt
@@ -3,206 +3,206 @@
 ###################
 From top
 ---------
- getStackTrace (Ljava/lang/Thread;II)[[Ljava/lang/String; -1
- print (Ljava/lang/Thread;II)V 0
- printOrWait (IILMain$ControlData;)V 6
- baz (IIILMain$ControlData;)Ljava/lang/Object; 2
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- doTest ()V 38
- main ([Ljava/lang/String;)V 6
+ getStackTrace (Ljava/lang/Thread;II)[[Ljava/lang/String; -1 -2
+ print (Ljava/lang/Thread;II)V 0 124
+ printOrWait (IILMain$ControlData;)V 6 151
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 2 142
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ doTest ()V 38 34
+ main ([Ljava/lang/String;)V 6 24
 ---------
- print (Ljava/lang/Thread;II)V 0
- printOrWait (IILMain$ControlData;)V 6
- baz (IIILMain$ControlData;)Ljava/lang/Object; 2
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- doTest ()V 42
- main ([Ljava/lang/String;)V 6
+ print (Ljava/lang/Thread;II)V 0 124
+ printOrWait (IILMain$ControlData;)V 6 151
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 2 142
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ doTest ()V 42 35
+ main ([Ljava/lang/String;)V 6 24
 ---------
- getStackTrace (Ljava/lang/Thread;II)[[Ljava/lang/String; -1
- print (Ljava/lang/Thread;II)V 0
- printOrWait (IILMain$ControlData;)V 6
- baz (IIILMain$ControlData;)Ljava/lang/Object; 2
- bar (IIILMain$ControlData;)J 0
+ getStackTrace (Ljava/lang/Thread;II)[[Ljava/lang/String; -1 -2
+ print (Ljava/lang/Thread;II)V 0 124
+ printOrWait (IILMain$ControlData;)V 6 151
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 2 142
+ bar (IIILMain$ControlData;)J 0 136
 ---------
- printOrWait (IILMain$ControlData;)V 6
- baz (IIILMain$ControlData;)Ljava/lang/Object; 2
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
+ printOrWait (IILMain$ControlData;)V 6 151
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 2 142
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
 From bottom
 ---------
- main ([Ljava/lang/String;)V 6
+ main ([Ljava/lang/String;)V 6 24
 ---------
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- doTest ()V 65
- main ([Ljava/lang/String;)V 6
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ doTest ()V 65 41
+ main ([Ljava/lang/String;)V 6 24
 ---------
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
 
 ################################
 ### Other thread (suspended) ###
 ################################
 From top
 ---------
- wait ()V -1
- printOrWait (IILMain$ControlData;)V 24
- baz (IIILMain$ControlData;)Ljava/lang/Object; 2
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- run ()V 4
+ wait ()V -1 -2
+ printOrWait (IILMain$ControlData;)V 24 157
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 2 142
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ run ()V 4 54
 ---------
- printOrWait (IILMain$ControlData;)V 24
- baz (IIILMain$ControlData;)Ljava/lang/Object; 2
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- run ()V 4
+ printOrWait (IILMain$ControlData;)V 24 157
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 2 142
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ run ()V 4 54
 ---------
- wait ()V -1
- printOrWait (IILMain$ControlData;)V 24
- baz (IIILMain$ControlData;)Ljava/lang/Object; 2
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
+ wait ()V -1 -2
+ printOrWait (IILMain$ControlData;)V 24 157
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 2 142
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
 ---------
- baz (IIILMain$ControlData;)Ljava/lang/Object; 2
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 2 142
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
 From bottom
 ---------
- run ()V 4
+ run ()V 4 54
 ---------
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- run ()V 4
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ run ()V 4 54
 ---------
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
 
 ###########################
 ### Other thread (live) ###
 ###########################
 From top
 ---------
- printOrWait (IILMain$ControlData;)V 44
- baz (IIILMain$ControlData;)Ljava/lang/Object; 2
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- run ()V 4
+ printOrWait (IILMain$ControlData;)V 44 164
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 2 142
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ run ()V 4 88
 ---------
- baz (IIILMain$ControlData;)Ljava/lang/Object; 2
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- run ()V 4
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 2 142
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ run ()V 4 88
 ---------
- printOrWait (IILMain$ControlData;)V 44
- baz (IIILMain$ControlData;)Ljava/lang/Object; 2
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
+ printOrWait (IILMain$ControlData;)V 44 164
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 2 142
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
 ---------
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
 From bottom
 ---------
- run ()V 4
+ run ()V 4 88
 ---------
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- run ()V 4
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ run ()V 4 88
 ---------
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
- foo (IIILMain$ControlData;)I 0
- baz (IIILMain$ControlData;)Ljava/lang/Object; 9
- bar (IIILMain$ControlData;)J 0
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
+ foo (IIILMain$ControlData;)I 0 131
+ baz (IIILMain$ControlData;)Ljava/lang/Object; 9 144
+ bar (IIILMain$ControlData;)J 0 136
diff --git a/test/911-get-stack-trace/stack_trace.cc b/test/911-get-stack-trace/stack_trace.cc
index b5b5678..9092f2f 100644
--- a/test/911-get-stack-trace/stack_trace.cc
+++ b/test/911-get-stack-trace/stack_trace.cc
@@ -32,6 +32,23 @@
 namespace art {
 namespace Test911GetStackTrace {
 
+static jint FindLineNumber(jint line_number_count,
+                           jvmtiLineNumberEntry* line_number_table,
+                           jlocation location) {
+  if (line_number_table == nullptr) {
+    return -2;
+  }
+
+  jint line_number = -1;
+  for (jint i = 0; i != line_number_count; ++i) {
+    if (line_number_table[i].start_location > location) {
+      return line_number;
+    }
+    line_number = line_number_table[i].line_number;
+  }
+  return line_number;
+}
+
 extern "C" JNIEXPORT jobjectArray JNICALL Java_Main_getStackTrace(
     JNIEnv* env, jclass klass ATTRIBUTE_UNUSED, jthread thread, jint start, jint max) {
   std::unique_ptr<jvmtiFrameInfo[]> frames(new jvmtiFrameInfo[max]);
@@ -61,6 +78,26 @@
       }
     }
 
+    jint line_number_count;
+    jvmtiLineNumberEntry* line_number_table;
+    {
+      jvmtiError line_result = jvmti_env->GetLineNumberTable(frames[method_index].method,
+                                                             &line_number_count,
+                                                             &line_number_table);
+      if (line_result != JVMTI_ERROR_NONE) {
+        // Accept absent info and native method errors.
+        if (line_result != JVMTI_ERROR_ABSENT_INFORMATION &&
+            line_result != JVMTI_ERROR_NATIVE_METHOD) {
+          char* err;
+          jvmti_env->GetErrorName(line_result, &err);
+          printf("Failure running GetLineNumberTable: %s\n", err);
+          return nullptr;
+        }
+        line_number_table = nullptr;
+        line_number_count = 0;
+      }
+    }
+
     auto inner_callback = [&](jint component_index) -> jstring {
       switch (component_index) {
         case 0:
@@ -69,11 +106,17 @@
           return (sig == nullptr) ? nullptr : env->NewStringUTF(sig);
         case 2:
           return env->NewStringUTF(StringPrintf("%" PRId64, frames[method_index].location).c_str());
+        case 3: {
+          jint line_number = FindLineNumber(line_number_count,
+                                            line_number_table,
+                                            frames[method_index].location);
+          return env->NewStringUTF(StringPrintf("%d", line_number).c_str());
+        }
       }
       LOG(FATAL) << "Unreachable";
       UNREACHABLE();
     };
-    jobjectArray inner_array = CreateObjectArray(env, 3, "java/lang/String", inner_callback);
+    jobjectArray inner_array = CreateObjectArray(env, 4, "java/lang/String", inner_callback);
 
     if (name != nullptr) {
       jvmti_env->Deallocate(reinterpret_cast<unsigned char*>(name));
@@ -84,6 +127,9 @@
     if (gen != nullptr) {
       jvmti_env->Deallocate(reinterpret_cast<unsigned char*>(gen));
     }
+    if (line_number_table != nullptr) {
+      jvmti_env->Deallocate(reinterpret_cast<unsigned char*>(line_number_table));
+    }
 
     return inner_array;
   };