Merge

hotspot/src/share/vm/ci/ciInstanceKlass.cpp

@@ -59,7 +59,7 @@ ciInstanceKlass::ciInstanceKlass(KlassHandle h_k) :
   _has_nonstatic_fields = ik->has_nonstatic_fields();
   _has_default_methods = ik->has_default_methods();
   _nonstatic_fields = NULL; // initialized lazily by compute_nonstatic_fields:
-
+  _has_injected_fields = -1;
   _implementor = NULL; // we will fill these lazily
 
   Thread *thread = Thread::current();
@@ -100,6 +100,7 @@ ciInstanceKlass::ciInstanceKlass(ciSymbol* name,
   _nonstatic_field_size = -1;
   _has_nonstatic_fields = false;
   _nonstatic_fields = NULL;
+  _has_injected_fields = -1;
   _loader = loader;
   _protection_domain = protection_domain;
   _is_shared = false;
@@ -500,6 +501,34 @@ ciInstanceKlass::compute_nonstatic_fields_impl(GrowableArray<ciField*>*
   return fields;
 }
 
+void ciInstanceKlass::compute_injected_fields_helper() {
+  ASSERT_IN_VM;
+  InstanceKlass* k = get_instanceKlass();
+
+  for (InternalFieldStream fs(k); !fs.done(); fs.next()) {
+    if (fs.access_flags().is_static())  continue;
+    _has_injected_fields++;
+    break;
+  }
+}
+
+bool ciInstanceKlass::compute_injected_fields() {
+  assert(_has_injected_fields == -1, "shouldn't be initialized yet");
+  assert(is_loaded(), "must be loaded");
+
+  if (super() != NULL && super()->has_injected_fields()) {
+    _has_injected_fields = 1;
+    return true;
+  }
+
+  _has_injected_fields = 0;
+  GUARDED_VM_ENTRY({
+      compute_injected_fields_helper();
+    });
+
+  return _has_injected_fields > 0 ? true : false;
+}
+
 // ------------------------------------------------------------------
 // ciInstanceKlass::find_method
 //

hotspot/src/share/vm/ci/ciInstanceKlass.hpp

@@ -64,6 +64,7 @@ private:
 
   ciConstantPoolCache*   _field_cache;  // cached map index->field
   GrowableArray<ciField*>* _nonstatic_fields;
+  int                    _has_injected_fields; // any non static injected fields? lazily initialized.
 
   // The possible values of the _implementor fall into following three cases:
   //   NULL: no implementor.
@@ -71,6 +72,9 @@ private:
   //   Itsef: more than one implementors.
   ciInstanceKlass*       _implementor;
 
+  bool compute_injected_fields();
+  void compute_injected_fields_helper();
+
 protected:
   ciInstanceKlass(KlassHandle h_k);
   ciInstanceKlass(ciSymbol* name, jobject loader, jobject protection_domain);
@@ -186,6 +190,14 @@ public:
     else
       return _nonstatic_fields->length();
   }
+
+  bool has_injected_fields() {
+    if (_has_injected_fields == -1) {
+      return compute_injected_fields();
+    }
+    return _has_injected_fields > 0 ? true : false;
+  }
+
   // nth nonstatic field (presented by ascending address)
   ciField* nonstatic_field_at(int i) {
     assert(_nonstatic_fields != NULL, "");

hotspot/src/share/vm/oops/fieldStreams.hpp

@@ -51,7 +51,7 @@ class FieldStreamBase : public StackObj {
 
   int init_generic_signature_start_slot() {
     int length = _fields->length();
-    int num_fields = 0;
+    int num_fields = _index;
     int skipped_generic_signature_slots = 0;
     FieldInfo* fi;
     AccessFlags flags;

hotspot/src/share/vm/opto/c2_globals.hpp

@@ -669,6 +669,13 @@
   product_pd(bool, TrapBasedRangeChecks,                                    \
           "Generate code for range checks that uses a cmp and trap "        \
           "instruction raising SIGTRAP. Used on PPC64.")                    \
+                                                                            \
+  product(intx, ArrayCopyLoadStoreMaxElem, 8,                               \
+          "Maximum number of arraycopy elements inlined as a sequence of"   \
+          "loads/stores")                                                   \
+                                                                            \
+  develop(bool, StressArrayCopyMacroNode, false,                            \
+          "Perform ArrayCopy load/store replacement during IGVN only")
 
 C2_FLAGS(DECLARE_DEVELOPER_FLAG, DECLARE_PD_DEVELOPER_FLAG, DECLARE_PRODUCT_FLAG, DECLARE_PD_PRODUCT_FLAG, DECLARE_DIAGNOSTIC_FLAG, DECLARE_EXPERIMENTAL_FLAG, DECLARE_NOTPRODUCT_FLAG)
 

hotspot/src/share/vm/opto/c2compiler.cpp

@@ -39,6 +39,9 @@ const char* C2Compiler::retry_no_subsuming_loads() {
 const char* C2Compiler::retry_no_escape_analysis() {
   return "retry without escape analysis";
 }
+const char* C2Compiler::retry_class_loading_during_parsing() {
+  return "retry class loading during parsing";
+}
 bool C2Compiler::init_c2_runtime() {
 
   // Check assumptions used while running ADLC
@@ -104,6 +107,10 @@ void C2Compiler::compile_method(ciEnv* env, ciMethod* target, int entry_bci) {
 
     // Check result and retry if appropriate.
     if (C.failure_reason() != NULL) {
+      if (C.failure_reason_is(retry_class_loading_during_parsing())) {
+        env->report_failure(C.failure_reason());
+        continue;  // retry
+      }
       if (C.failure_reason_is(retry_no_subsuming_loads())) {
         assert(subsume_loads, "must make progress");
         subsume_loads = false;

hotspot/src/share/vm/opto/c2compiler.hpp

@@ -47,6 +47,7 @@ public:
   // sentinel value used to trigger backtracking in compile_method().
   static const char* retry_no_subsuming_loads();
   static const char* retry_no_escape_analysis();
+  static const char* retry_class_loading_during_parsing();
 
   // Print compilation timers and statistics
   void print_timers();

hotspot/src/share/vm/opto/callnode.cpp

@@ -28,6 +28,7 @@
 #include "opto/callGenerator.hpp"
 #include "opto/callnode.hpp"
 #include "opto/castnode.hpp"
+#include "opto/convertnode.hpp"
 #include "opto/escape.hpp"
 #include "opto/locknode.hpp"
 #include "opto/machnode.hpp"
@@ -1818,7 +1819,10 @@ Node *UnlockNode::Ideal(PhaseGVN *phase, bool can_reshape) {
 }
 
 ArrayCopyNode::ArrayCopyNode(Compile* C, bool alloc_tightly_coupled)
-  : CallNode(arraycopy_type(), NULL, TypeRawPtr::BOTTOM), _alloc_tightly_coupled(alloc_tightly_coupled), _kind(ArrayCopy) {
+  : CallNode(arraycopy_type(), NULL, TypeRawPtr::BOTTOM),
+    _alloc_tightly_coupled(alloc_tightly_coupled),
+    _kind(None),
+    _arguments_validated(false) {
   init_class_id(Class_ArrayCopy);
   init_flags(Flag_is_macro);
   C->add_macro_node(this);
@@ -1870,3 +1874,136 @@ void ArrayCopyNode::dump_spec(outputStream *st) const {
   st->print(" (%s%s)", _kind_names[_kind], _alloc_tightly_coupled ? ", tightly coupled allocation" : "");
 }
 #endif
+
+int ArrayCopyNode::get_count(PhaseGVN *phase) const {
+  Node* src = in(ArrayCopyNode::Src);
+  const Type* src_type = phase->type(src);
+
+  assert(is_clonebasic(), "unexpected arraycopy type");
+  if (src_type->isa_instptr()) {
+    const TypeInstPtr* inst_src = src_type->is_instptr();
+    ciInstanceKlass* ik = inst_src->klass()->as_instance_klass();
+    // ciInstanceKlass::nof_nonstatic_fields() doesn't take injected
+    // fields into account. They are rare anyway so easier to simply
+    // skip instances with injected fields.
+    if ((!inst_src->klass_is_exact() && (ik->is_interface() || ik->has_subklass())) || ik->has_injected_fields()) {
+      return -1;
+    }
+    int nb_fields = ik->nof_nonstatic_fields();
+    return nb_fields;
+  }
+  return -1;
+}
+
+Node* ArrayCopyNode::try_clone_instance(PhaseGVN *phase, bool can_reshape, int count) {
+  assert(is_clonebasic(), "unexpected arraycopy type");
+
+  Node* src = in(ArrayCopyNode::Src);
+  Node* dest = in(ArrayCopyNode::Dest);
+  Node* ctl = in(TypeFunc::Control);
+  Node* in_mem = in(TypeFunc::Memory);
+
+  const Type* src_type = phase->type(src);
+  const Type* dest_type = phase->type(dest);
+
+  assert(src->is_AddP(), "should be base + off");
+  assert(dest->is_AddP(), "should be base + off");
+  Node* base_src = src->in(AddPNode::Base);
+  Node* base_dest = dest->in(AddPNode::Base);
+
+  MergeMemNode* mem = MergeMemNode::make(in_mem);
+
+  const TypeInstPtr* inst_src = src_type->is_instptr();
+
+  if (!inst_src->klass_is_exact()) {
+    ciInstanceKlass* ik = inst_src->klass()->as_instance_klass();
+    assert(!ik->is_interface() && !ik->has_subklass(), "inconsistent klass hierarchy");
+    phase->C->dependencies()->assert_leaf_type(ik);
+  }
+
+  ciInstanceKlass* ik = inst_src->klass()->as_instance_klass();
+  assert(ik->nof_nonstatic_fields() <= ArrayCopyLoadStoreMaxElem, "too many fields");
+
+  for (int i = 0; i < count; i++) {
+    ciField* field = ik->nonstatic_field_at(i);
+    int fieldidx = phase->C->alias_type(field)->index();
+    const TypePtr* adr_type = phase->C->alias_type(field)->adr_type();
+    Node* off = phase->MakeConX(field->offset());
+    Node* next_src = phase->transform(new AddPNode(base_src,base_src,off));
+    Node* next_dest = phase->transform(new AddPNode(base_dest,base_dest,off));
+    BasicType bt = field->layout_type();
+
+    const Type *type;
+    if (bt == T_OBJECT) {
+      if (!field->type()->is_loaded()) {
+        type = TypeInstPtr::BOTTOM;
+      } else {
+        ciType* field_klass = field->type();
+        type = TypeOopPtr::make_from_klass(field_klass->as_klass());
+      }
+    } else {
+      type = Type::get_const_basic_type(bt);
+    }
+
+    Node* v = LoadNode::make(*phase, ctl, mem->memory_at(fieldidx), next_src, adr_type, type, bt, MemNode::unordered);
+    v = phase->transform(v);
+    Node* s = StoreNode::make(*phase, ctl, mem->memory_at(fieldidx), next_dest, adr_type, v, bt, MemNode::unordered);
+    s = phase->transform(s);
+    mem->set_memory_at(fieldidx, s);
+  }
+
+  if (!finish_transform(phase, can_reshape, ctl, mem)) {
+    return NULL;
+  }
+
+  return mem;
+}
+
+bool ArrayCopyNode::finish_transform(PhaseGVN *phase, bool can_reshape,
+                                     Node* ctl, Node *mem) {
+  if (can_reshape) {
+    PhaseIterGVN* igvn = phase->is_IterGVN();
+    assert(is_clonebasic(), "unexpected arraycopy type");
+    Node* out_mem = proj_out(TypeFunc::Memory);
+
+    if (out_mem->outcnt() != 1 || !out_mem->raw_out(0)->is_MergeMem() ||
+        out_mem->raw_out(0)->outcnt() != 1 || !out_mem->raw_out(0)->raw_out(0)->is_MemBar()) {
+      assert(!GraphKit::use_ReduceInitialCardMarks(), "can only happen with card marking");
+      return false;
+    }
+
+    igvn->replace_node(out_mem->raw_out(0), mem);
+
+    Node* out_ctl = proj_out(TypeFunc::Control);
+    igvn->replace_node(out_ctl, ctl);
+  }
+  return true;
+}
+
+
+Node *ArrayCopyNode::Ideal(PhaseGVN *phase, bool can_reshape) {
+
+  if (StressArrayCopyMacroNode && !can_reshape) return NULL;
+
+  // See if it's a small array copy and we can inline it as
+  // loads/stores
+  // Here we can only do:
+  // - clone for which we don't need to do card marking
+
+  if (!is_clonebasic()) {
+    return NULL;
+  }
+
+  if (in(TypeFunc::Control)->is_top() || in(TypeFunc::Memory)->is_top()) {
+    return NULL;
+  }
+
+  int count = get_count(phase);
+
+  if (count < 0 || count > ArrayCopyLoadStoreMaxElem) {
+    return NULL;
+  }
+
+  Node* mem = try_clone_instance(phase, can_reshape, count);
+  return mem;
+}

hotspot/src/share/vm/opto/callnode.hpp

@@ -1070,8 +1070,8 @@ private:
 
   // What kind of arraycopy variant is this?
   enum {
+    None,            // not set yet
     ArrayCopy,       // System.arraycopy()
-    ArrayCopyNoTest, // System.arraycopy(), all arguments validated
     CloneBasic,      // A clone that can be copied by 64 bit chunks
     CloneOop,        // An oop array clone
     CopyOf,          // Arrays.copyOf()
@@ -1095,6 +1095,8 @@ private:
   // LibraryCallKit::tightly_coupled_allocation() is called.
   bool _alloc_tightly_coupled;
 
+  bool _arguments_validated;
+
   static const TypeFunc* arraycopy_type() {
     const Type** fields = TypeTuple::fields(ParmLimit - TypeFunc::Parms);
     fields[Src]       = TypeInstPtr::BOTTOM;
@@ -1118,6 +1120,13 @@ private:
 
   ArrayCopyNode(Compile* C, bool alloc_tightly_coupled);
 
+  int get_count(PhaseGVN *phase) const;
+  static const TypePtr* get_address_type(PhaseGVN *phase, Node* n);
+
+  Node* try_clone_instance(PhaseGVN *phase, bool can_reshape, int count);
+  bool finish_transform(PhaseGVN *phase, bool can_reshape,
+                        Node* ctl, Node *mem);
+
 public:
 
   enum {
@@ -1143,23 +1152,23 @@ public:
 
   void connect_outputs(GraphKit* kit);
 
-  bool is_arraycopy()         const { return _kind == ArrayCopy; }
-  bool is_arraycopy_notest()  const { return _kind == ArrayCopyNoTest; }
-  bool is_clonebasic()        const { return _kind == CloneBasic; }
-  bool is_cloneoop()          const { return _kind == CloneOop; }
-  bool is_copyof()            const { return _kind == CopyOf; }
-  bool is_copyofrange()       const { return _kind == CopyOfRange; }
+  bool is_arraycopy()             const  { assert(_kind != None, "should bet set"); return _kind == ArrayCopy; }
+  bool is_arraycopy_validated()   const  { assert(_kind != None, "should bet set"); return _kind == ArrayCopy && _arguments_validated; }
+  bool is_clonebasic()            const  { assert(_kind != None, "should bet set"); return _kind == CloneBasic; }
+  bool is_cloneoop()              const  { assert(_kind != None, "should bet set"); return _kind == CloneOop; }
+  bool is_copyof()                const  { assert(_kind != None, "should bet set"); return _kind == CopyOf; }
+  bool is_copyofrange()           const  { assert(_kind != None, "should bet set"); return _kind == CopyOfRange; }
 
-  void set_arraycopy()         { _kind = ArrayCopy; }
-  void set_arraycopy_notest()  { _kind = ArrayCopyNoTest; }
-  void set_clonebasic()        { _kind = CloneBasic; }
-  void set_cloneoop()          { _kind = CloneOop; }
-  void set_copyof()            { _kind = CopyOf; }
-  void set_copyofrange()       { _kind = CopyOfRange; }
+  void set_arraycopy(bool validated)   { assert(_kind == None, "shouldn't bet set yet"); _kind = ArrayCopy; _arguments_validated = validated; }
+  void set_clonebasic()                { assert(_kind == None, "shouldn't bet set yet"); _kind = CloneBasic; }
+  void set_cloneoop()                  { assert(_kind == None, "shouldn't bet set yet"); _kind = CloneOop; }
+  void set_copyof()                    { assert(_kind == None, "shouldn't bet set yet"); _kind = CopyOf; _arguments_validated = false; }
+  void set_copyofrange()               { assert(_kind == None, "shouldn't bet set yet"); _kind = CopyOfRange; _arguments_validated = false; }
 
   virtual int Opcode() const;
   virtual uint size_of() const; // Size is bigger
   virtual bool guaranteed_safepoint()  { return false; }
+  virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
 
   bool is_alloc_tightly_coupled() const { return _alloc_tightly_coupled; }
 

hotspot/src/share/vm/opto/compile.cpp

@@ -774,7 +774,9 @@ Compile::Compile( ciEnv* ci_env, C2Compiler* compiler, ciMethod* target, int osr
     }
     JVMState* jvms = build_start_state(start(), tf());
     if ((jvms = cg->generate(jvms)) == NULL) {
-      record_method_not_compilable("method parse failed");
+      if (!failure_reason_is(C2Compiler::retry_class_loading_during_parsing())) {
+        record_method_not_compilable("method parse failed");
+      }
       return;
     }
     GraphKit kit(jvms);

hotspot/src/share/vm/opto/library_call.cpp

@@ -4475,8 +4475,11 @@ void LibraryCallKit::copy_to_clone(Node* obj, Node* alloc_obj, Node* obj_size, b
   ArrayCopyNode* ac = ArrayCopyNode::make(this, false, src, NULL, dest, NULL, countx, false);
   ac->set_clonebasic();
   Node* n = _gvn.transform(ac);
-  assert(n == ac, "cannot disappear");
-  set_predefined_output_for_runtime_call(ac, ac->in(TypeFunc::Memory), raw_adr_type);
+  if (n == ac) {
+    set_predefined_output_for_runtime_call(ac, ac->in(TypeFunc::Memory), raw_adr_type);
+  } else {
+    set_all_memory(n);
+  }
 
   // If necessary, emit some card marks afterwards.  (Non-arrays only.)
   if (card_mark) {
@@ -4541,6 +4544,26 @@ bool LibraryCallKit::inline_native_clone(bool is_virtual) {
     Node* obj = null_check_receiver();
     if (stopped())  return true;
 
+    const TypeOopPtr* obj_type = _gvn.type(obj)->is_oopptr();
+
+    // If we are going to clone an instance, we need its exact type to
+    // know the number and types of fields to convert the clone to
+    // loads/stores. Maybe a speculative type can help us.
+    if (!obj_type->klass_is_exact() &&
+        obj_type->speculative_type() != NULL &&
+        obj_type->speculative_type()->is_instance_klass()) {
+      ciInstanceKlass* spec_ik = obj_type->speculative_type()->as_instance_klass();
+      if (spec_ik->nof_nonstatic_fields() <= ArrayCopyLoadStoreMaxElem &&
+          !spec_ik->has_injected_fields()) {
+        ciKlass* k = obj_type->klass();
+        if (!k->is_instance_klass() ||
+            k->as_instance_klass()->is_interface() ||
+            k->as_instance_klass()->has_subklass()) {
+          obj = maybe_cast_profiled_obj(obj, obj_type->speculative_type(), false);
+        }
+      }
+    }
+
     Node* obj_klass = load_object_klass(obj);
     const TypeKlassPtr* tklass = _gvn.type(obj_klass)->isa_klassptr();
     const TypeOopPtr*   toop   = ((tklass != NULL)
@@ -4743,7 +4766,7 @@ bool LibraryCallKit::inline_arraycopy() {
     sfpt->set_memory(map()->memory());
   }
 
-  bool notest = false;
+  bool validated = false;
 
   const Type* src_type  = _gvn.type(src);
   const Type* dest_type = _gvn.type(dest);
@@ -4847,7 +4870,7 @@ bool LibraryCallKit::inline_arraycopy() {
 
   if (!too_many_traps(Deoptimization::Reason_intrinsic) && !src->is_top() && !dest->is_top()) {
     // validate arguments: enables transformation the ArrayCopyNode
-    notest = true;
+    validated = true;
 
     RegionNode* slow_region = new RegionNode(1);
     record_for_igvn(slow_region);
@@ -4922,13 +4945,15 @@ bool LibraryCallKit::inline_arraycopy() {
                                           load_object_klass(src), load_object_klass(dest),
                                           load_array_length(src), load_array_length(dest));
 
-  if (notest) {
-    ac->set_arraycopy_notest();
-  }
+  ac->set_arraycopy(validated);
 
   Node* n = _gvn.transform(ac);
-  assert(n == ac, "cannot disappear");
-  ac->connect_outputs(this);
+  if (n == ac) {
+    ac->connect_outputs(this);
+  } else {
+    assert(validated, "shouldn't transform if all arguments not validated");
+    set_all_memory(n);
+  }
 
   return true;
 }

hotspot/src/share/vm/opto/macroArrayCopy.cpp

@@ -519,7 +519,8 @@ Node* PhaseMacroExpand::generate_arraycopy(ArrayCopyNode *ac, AllocateArrayNode*
     // Test S[] against D[], not S against D, because (probably)
     // the secondary supertype cache is less busy for S[] than S.
     // This usually only matters when D is an interface.
-    Node* not_subtype_ctrl = ac->is_arraycopy_notest() ? top() : Phase::gen_subtype_check(src_klass, dest_klass, ctrl, mem, &_igvn);
+    Node* not_subtype_ctrl = ac->is_arraycopy_validated() ? top() :
+      Phase::gen_subtype_check(src_klass, dest_klass, ctrl, mem, &_igvn);
     // Plug failing path into checked_oop_disjoint_arraycopy
     if (not_subtype_ctrl != top()) {
       Node* local_ctrl = not_subtype_ctrl;
@@ -1109,7 +1110,7 @@ void PhaseMacroExpand::expand_arraycopy_node(ArrayCopyNode *ac) {
     assert(alloc != NULL, "expect alloc");
   }
 
-  assert(ac->is_arraycopy() || ac->is_arraycopy_notest(), "should be an arraycopy");
+  assert(ac->is_arraycopy() || ac->is_arraycopy_validated(), "should be an arraycopy");
 
   // Compile time checks.  If any of these checks cannot be verified at compile time,
   // we do not make a fast path for this call.  Instead, we let the call remain as it
@@ -1191,7 +1192,7 @@ void PhaseMacroExpand::expand_arraycopy_node(ArrayCopyNode *ac) {
   RegionNode* slow_region = new RegionNode(1);
   transform_later(slow_region);
 
-  if (!ac->is_arraycopy_notest()) {
+  if (!ac->is_arraycopy_validated()) {
     // (3) operands must not be null
     // We currently perform our null checks with the null_check routine.
     // This means that the null exceptions will be reported in the caller

hotspot/src/share/vm/opto/parse1.cpp

@@ -27,6 +27,7 @@
 #include "interpreter/linkResolver.hpp"
 #include "oops/method.hpp"
 #include "opto/addnode.hpp"
+#include "opto/c2compiler.hpp"
 #include "opto/castnode.hpp"
 #include "opto/idealGraphPrinter.hpp"
 #include "opto/locknode.hpp"
@@ -986,7 +987,18 @@ void Parse::do_exits() {
   if (tf()->range()->cnt() > TypeFunc::Parms) {
     const Type* ret_type = tf()->range()->field_at(TypeFunc::Parms);
     Node*       ret_phi  = _gvn.transform( _exits.argument(0) );
-    assert(_exits.control()->is_top() || !_gvn.type(ret_phi)->empty(), "return value must be well defined");
+    if (!_exits.control()->is_top() && _gvn.type(ret_phi)->empty()) {
+      // In case of concurrent class loading, the type we set for the
+      // ret_phi in build_exits() may have been too optimistic and the
+      // ret_phi may be top now.
+#ifdef ASSERT
+      {
+        MutexLockerEx ml(Compile_lock, Mutex::_no_safepoint_check_flag);
+        assert(ret_type->isa_ptr() && C->env()->system_dictionary_modification_counter_changed(), "return value must be well defined");
+      }
+#endif
+      C->record_failure(C2Compiler::retry_class_loading_during_parsing());
+    }
     _exits.push_node(ret_type->basic_type(), ret_phi);
   }
 

hotspot/src/share/vm/prims/whitebox.cpp

@@ -1123,6 +1123,16 @@ WB_ENTRY(void, WB_AssertMatchingSafepointCalls(JNIEnv* env, jobject o, jboolean
                    attemptedNoSafepointValue == JNI_TRUE);
 WB_END
 
+WB_ENTRY(jboolean, WB_IsMonitorInflated(JNIEnv* env, jobject wb, jobject obj))
+  oop obj_oop = JNIHandles::resolve(obj);
+  return (jboolean) obj_oop->mark()->has_monitor();
+WB_END
+
+WB_ENTRY(void, WB_ForceSafepoint(JNIEnv* env, jobject wb))
+  VM_ForceSafepoint force_safepoint_op;
+  VMThread::execute(&force_safepoint_op);
+WB_END
+
 //Some convenience methods to deal with objects from java
 int WhiteBox::offset_for_field(const char* field_name, oop object,
     Symbol* signature_symbol) {
@@ -1321,6 +1331,8 @@ static JNINativeMethod methods[] = {
   {CC"getThreadStackSize", CC"()J",                   (void*)&WB_GetThreadStackSize },
   {CC"getThreadRemainingStackSize", CC"()J",          (void*)&WB_GetThreadRemainingStackSize },
   {CC"assertMatchingSafepointCalls", CC"(ZZ)V",       (void*)&WB_AssertMatchingSafepointCalls },
+  {CC"isMonitorInflated",  CC"(Ljava/lang/Object;)Z", (void*)&WB_IsMonitorInflated  },
+  {CC"forceSafepoint",     CC"()V",                   (void*)&WB_ForceSafepoint     },
 };
 
 #undef CC

hotspot/test/TEST.groups

@@ -145,6 +145,7 @@ needs_compact3 = \
   gc/survivorAlignment \
   runtime/InternalApi/ThreadCpuTimesDeadlock.java \
   serviceability/threads/TestFalseDeadLock.java \
+  compiler/codecache/jmx
 
 # Compact 2 adds full VM tests
 compact2 = \

hotspot/test/compiler/arraycopy/TestArrayCopyMacro.java

@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * @test
+ * @bug 7173584
+ * @summary arraycopy as macro node
+ * @run main/othervm -XX:-BackgroundCompilation -XX:-UseOnStackReplacement TestArrayCopyMacro
+ *
+ */
+
+public class TestArrayCopyMacro {
+    static class A {
+    }
+
+    // In its own method so profiling reports both branches taken
+    static Object m2(Object o1, Object o2, int i) {
+        if (i == 4) {
+            return o1;
+        }
+        return o2;
+    }
+
+    static Object m1(A[] src, Object dest) {
+        int i = 1;
+
+        // won't be optimized out until after parsing
+        for (; i < 3; i *= 4) {
+        }
+        dest = m2(new A[10], dest, i);
+
+        // dest is new array here but C2 picks the "disjoint" stub
+        // only if stub to call is decided after parsing
+        System.arraycopy(src, 0, dest, 0, 10);
+        return dest;
+    }
+
+    public static void main(String[] args) {
+        A[] array_src = new A[10];
+
+        for (int i = 0; i < array_src.length; i++) {
+            array_src[i] = new A();
+        }
+
+        for (int i = 0; i < 20000; i++) {
+            m2(null, null, 0);
+        }
+
+        for (int i = 0; i < 20000; i++) {
+            Object[] array_dest = (Object[])m1(array_src, null);
+
+            for (int j = 0; j < array_src.length; j++) {
+                if (array_dest[j] != array_src[j]) {
+                    throw new RuntimeException("copy failed at index " + j + " src = " + array_src[j] + " dest = " + array_dest[j]);
+                }
+            }
+        }
+    }
+}

hotspot/test/compiler/arraycopy/TestArraysCopyOfNoTypeCheck.java

@@ -25,13 +25,13 @@
  * @test
  * @bug 8055910
  * @summary Arrays.copyOf doesn't perform subtype check
- * @run main/othervm -XX:-BackgroundCompilation -XX:-UseOnStackReplacement TestArrayOfNoTypeCheck
+ * @run main/othervm -XX:-BackgroundCompilation -XX:-UseOnStackReplacement TestArraysCopyOfNoTypeCheck
  *
  */
 
 import java.util.Arrays;
 
-public class TestArrayOfNoTypeCheck {
+public class TestArraysCopyOfNoTypeCheck {
 
     static class A {
     }

hotspot/test/compiler/arraycopy/TestInstanceCloneAsLoadsStores.java

@@ -0,0 +1,342 @@
+/*
+ * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * @test
+ * @bug 6700100
+ * @summary small instance clone as loads/stores
+ * @run main/othervm -XX:-BackgroundCompilation -XX:-UseOnStackReplacement -XX:CompileCommand=dontinline,TestInstanceCloneAsLoadsStores::m* TestInstanceCloneAsLoadsStores
+ * @run main/othervm -XX:-BackgroundCompilation -XX:-UseOnStackReplacement -XX:CompileCommand=dontinline,TestInstanceCloneAsLoadsStores::m* -XX:+IgnoreUnrecognizedVMOptions -XX:+StressArrayCopyMacroNode TestInstanceCloneAsLoadsStores
+ *
+ */
+
+import java.lang.reflect.*;
+import java.util.*;
+
+public class TestInstanceCloneAsLoadsStores {
+    static class Base implements Cloneable {
+        void initialize(Class c, int i) {
+            for (Field f : c.getDeclaredFields()) {
+                setVal(f, i);
+                i++;
+            }
+            if (c != Base.class) {
+                initialize(c.getSuperclass(), i);
+            }
+        }
+
+        Base() {
+            initialize(getClass(), 0);
+        }
+
+        void setVal(Field f, int i) {
+            try {
+                if (f.getType() == int.class) {
+                    f.setInt(this, i);
+                    return;
+                } else if (f.getType() == short.class) {
+                    f.setShort(this, (short)i);
+                    return;
+                } else if (f.getType() == byte.class) {
+                    f.setByte(this, (byte)i);
+                    return;
+                } else if (f.getType() == long.class) {
+                    f.setLong(this, i);
+                    return;
+                }
+            } catch(IllegalAccessException iae) {
+                throw new RuntimeException("Getting fields failed");
+            }
+            throw new RuntimeException("unexpected field type");
+        }
+
+        int getVal(Field f) {
+            try {
+                if (f.getType() == int.class) {
+                    return f.getInt(this);
+                } else if (f.getType() == short.class) {
+                    return (int)f.getShort(this);
+                } else if (f.getType() == byte.class) {
+                    return (int)f.getByte(this);
+                } else if (f.getType() == long.class) {
+                    return (int)f.getLong(this);
+                }
+            } catch(IllegalAccessException iae) {
+                throw new RuntimeException("Setting fields failed");
+            }
+            throw new RuntimeException("unexpected field type");
+        }
+
+        boolean fields_equal(Class c, Base o) {
+            for (Field f : c.getDeclaredFields()) {
+                if (getVal(f) != o.getVal(f)) {
+                    return false;
+                }
+            }
+            if (c != Base.class) {
+                return fields_equal(c.getSuperclass(), o);
+            }
+            return true;
+        }
+
+        public boolean equals(Object obj) {
+            return fields_equal(getClass(), (Base)obj);
+        }
+
+        String print_fields(Class c, String s) {
+            for (Field f : c.getDeclaredFields()) {
+                if (s != "") {
+                    s += "\n";
+                }
+                s = s + f + " = " + getVal(f);
+            }
+            if (c != Base.class) {
+                return print_fields(c.getSuperclass(), s);
+            }
+            return s;
+        }
+
+        public String toString() {
+            return print_fields(getClass(), "");
+        }
+
+        int fields_sum(Class c, int s) {
+            for (Field f : c.getDeclaredFields()) {
+                s += getVal(f);
+            }
+            if (c != Base.class) {
+                return fields_sum(c.getSuperclass(), s);
+            }
+            return s;
+        }
+
+        public int sum() {
+            return fields_sum(getClass(), 0);
+        }
+
+    }
+
+    static class A extends Base {
+        int i1;
+        int i2;
+        int i3;
+        int i4;
+        int i5;
+
+        public Object clone() throws CloneNotSupportedException {
+            return super.clone();
+        }
+    }
+
+    static class B extends A {
+        int i6;
+    }
+
+    static final class D extends Base {
+        byte  i1;
+        short i2;
+        long  i3;
+        int   i4;
+        int   i5;
+
+        public Object clone() throws CloneNotSupportedException {
+            return super.clone();
+        }
+    }
+
+    static final class E extends Base {
+        int i1;
+        int i2;
+        int i3;
+        int i4;
+        int i5;
+        int i6;
+        int i7;
+        int i8;
+        int i9;
+
+        public Object clone() throws CloneNotSupportedException {
+            return super.clone();
+        }
+    }
+
+    static final class F extends Base {
+        public Object clone() throws CloneNotSupportedException {
+            return super.clone();
+        }
+    }
+
+    static class G extends Base {
+        int i1;
+        int i2;
+        int i3;
+
+        public Object myclone() throws CloneNotSupportedException {
+            return clone();
+        }
+    }
+
+    static class H extends G {
+        int i4;
+        int i5;
+
+        public Object clone() throws CloneNotSupportedException {
+            return super.clone();
+        }
+    }
+
+    static class J extends Base  {
+        int i1;
+        int i2;
+        int i3;
+
+        public Object myclone() throws CloneNotSupportedException {
+            return clone();
+        }
+    }
+
+    static class K extends J {
+        int i4;
+        int i5;
+    }
+
+    // Should be compiled as loads/stores
+    static Object m1(D src) throws CloneNotSupportedException {
+        return src.clone();
+    }
+
+    // Should be compiled as adds of src (dest allocation eliminated)
+    static int m2(D src) throws CloneNotSupportedException {
+        D dest = (D)src.clone();
+        return dest.i1 + dest.i2 + ((int)dest.i3) + dest.i4 + dest.i5;
+    }
+
+    // Should be compiled as arraycopy stub call (object too large)
+    static int m3(E src) throws CloneNotSupportedException {
+        E dest = (E)src.clone();
+        return dest.i1 + dest.i2 + dest.i3 + dest.i4 + dest.i5 +
+            dest.i6 + dest.i7 + dest.i8 + dest.i9;
+    }
+
+    // Need profiling on src's type to be able to know number of
+    // fields. Cannot clone as loads/stores if compile doesn't use it.
+    static Object m4(A src) throws CloneNotSupportedException {
+        return src.clone();
+    }
+
+    // Same as above but should optimize out dest allocation
+    static int m5(A src) throws CloneNotSupportedException {
+        A dest = (A)src.clone();
+        return dest.i1 + dest.i2 + dest.i3 + dest.i4 + dest.i5;
+    }
+
+    // Check that if we have no fields to clone we do fine
+    static Object m6(F src) throws CloneNotSupportedException {
+        return src.clone();
+    }
+
+    // With virtual call to clone: clone inlined from profling which
+    // gives us exact type of src so we can clone it with
+    // loads/stores.
+    static G m7(G src) throws CloneNotSupportedException {
+        return (G)src.myclone();
+    }
+
+    // Virtual call to clone but single target: exact type unknown,
+    // clone intrinsic uses profiling to determine exact type and
+    // clone with loads/stores.
+    static J m8(J src) throws CloneNotSupportedException {
+        return (J)src.myclone();
+    }
+
+    final HashMap<String,Method> tests = new HashMap<>();
+    {
+        for (Method m : this.getClass().getDeclaredMethods()) {
+            if (m.getName().matches("m[0-9]+")) {
+                assert(Modifier.isStatic(m.getModifiers())) : m;
+                tests.put(m.getName(), m);
+            }
+        }
+    }
+
+    boolean success = true;
+
+    void doTest(Base src, String name) throws Exception {
+        Method m = tests.get(name);
+
+        for (int i = 0; i < 20000; i++) {
+            boolean failure = false;
+            Base res = null;
+            int s = 0;
+            if (m.getReturnType().isPrimitive()) {
+                s = (int)m.invoke(null, src);
+                failure = (s != src.sum());
+            } else {
+                res = (Base)m.invoke(null, src);
+                failure = !res.equals(src);
+            }
+            if (failure) {
+                System.out.println("Test " + name + " failed");
+                System.out.println("source: ");
+                System.out.println(src);
+                System.out.println("result: ");
+                if (m.getReturnType().isPrimitive()) {
+                    System.out.println(s);
+                } else {
+                    System.out.println(res);
+                }
+                success = false;
+                break;
+            }
+        }
+    }
+
+    public static void main(String[] args) throws Exception {
+
+        TestInstanceCloneAsLoadsStores test = new TestInstanceCloneAsLoadsStores();
+
+        A a = new A();
+        B b = new B();
+        D d = new D();
+        E e = new E();
+        F f = new F();
+        G g = new G();
+        H h = new H();
+        J j = new J();
+        K k = new K();
+
+        test.doTest(d, "m1");
+        test.doTest(d, "m2");
+        test.doTest(e, "m3");
+        test.doTest(a, "m4");
+        test.doTest(a, "m5");
+        test.doTest(f, "m6");
+        test.doTest(g, "m7");
+        test.doTest(k, "m8");
+
+        if (!test.success) {
+            throw new RuntimeException("some tests failed");
+        }
+
+    }
+}

hotspot/test/compiler/ciReplay/TestSA.sh

@@ -26,7 +26,7 @@
 ##
 ## @test
 ## @bug 8011675
-## @ignore 8031978
+## @ignore 8029528
 ## @summary testing of ciReplay with using generated by SA replay.txt 
 ## @author igor.ignatyev@oracle.com
 ## @run shell TestSA.sh
@@ -69,7 +69,6 @@ fi
 
 echo "dumpreplaydata -a > ${replay_data}" | \
         ${JAVA} ${TESTOPTS} \
-        -cp ${TESTJAVA}${FS}lib${FS}sa-jdi.jar \
         sun.jvm.hotspot.CLHSDB  ${JAVA} ${core_file}
 
 if [ ! -s ${replay_data} ]

hotspot/test/compiler/ciReplay/common.sh

@@ -263,10 +263,10 @@ generate_replay() {
         dir=`dirname $core_with_dir`
         file=`basename $core_with_dir`
         # add <core_path>/core.<pid> core
-        core_locations="'$core_with_dir' '$file'"
+        core_locations='$core_with_dir' '$file'
         if [ -n "${core_with_pid}" ]
         then
-            core_locations="$core_locations '$core_with_pid' '$dir${FS}$core_with_pid'"
+            core_locations=$core_locations '$core_with_pid' '$dir${FS}$core_with_pid'
         fi
     fi
 

hotspot/test/compiler/codecache/cli/TestSegmentedCodeCacheOption.java

@@ -0,0 +1,182 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+import com.oracle.java.testlibrary.ExitCode;
+import com.oracle.java.testlibrary.Platform;
+import com.oracle.java.testlibrary.cli.CommandLineOptionTest;
+import common.CodeCacheOptions;
+import sun.hotspot.code.BlobType;
+
+/**
+ * @test
+ * @bug 8015774
+ * @summary Verify SegmentedCodeCache option's processing
+ * @library /testlibrary /../../test/lib
+ * @build TestSegmentedCodeCacheOption com.oracle.java.testlibrary.*
+ * @run main TestSegmentedCodeCacheOption
+ */
+public class TestSegmentedCodeCacheOption {
+    private static final String INT_MODE = "-Xint";
+    private static final String TIERED_COMPILATION = "TieredCompilation";
+    private static final String SEGMENTED_CODE_CACHE = "SegmentedCodeCache";
+    private static final String USE_SEGMENTED_CODE_CACHE
+            = CommandLineOptionTest.prepareBooleanFlag(SEGMENTED_CODE_CACHE,
+                    true);
+    private static final long THRESHOLD_CC_SIZE_VALUE
+            = CodeCacheOptions.mB(240);
+    private static final long BELOW_THRESHOLD_CC_SIZE
+            = THRESHOLD_CC_SIZE_VALUE - CodeCacheOptions.mB(1);
+    private static final String[] UNEXPECTED_MESSAGES = new String[] {
+            ".*" + SEGMENTED_CODE_CACHE + ".*"
+    };
+
+
+    private static enum TestCase {
+        JVM_STARTUP {
+            @Override
+            public void run() throws Throwable {
+                // There should be no errors when we're trying to enable SCC ...
+                String testCaseWarningMessage = "JVM output should not contain "
+                        + "any warnings related to " + SEGMENTED_CODE_CACHE;
+                String testCaseExitCodeMessage = "JVM should start without any "
+                        + "issues with " + USE_SEGMENTED_CODE_CACHE;
+
+                CommandLineOptionTest.verifySameJVMStartup(
+                        /* expectedMessages */ null, UNEXPECTED_MESSAGES,
+                        testCaseExitCodeMessage, testCaseWarningMessage,
+                        ExitCode.OK, USE_SEGMENTED_CODE_CACHE);
+                // ... and when we're trying to enable it w/o TieredCompilation
+                testCaseExitCodeMessage = "Disabled tiered compilation should "
+                        + "not cause startup failure w/ "
+                        + USE_SEGMENTED_CODE_CACHE;
+
+                CommandLineOptionTest.verifySameJVMStartup(
+                        /* expectedMessages */ null, UNEXPECTED_MESSAGES,
+                        testCaseExitCodeMessage, testCaseWarningMessage,
+                        ExitCode.OK, USE_SEGMENTED_CODE_CACHE,
+                        CommandLineOptionTest.prepareBooleanFlag(
+                                TIERED_COMPILATION, false));
+                // ... and even w/ Xint.
+                testCaseExitCodeMessage = "It should be possible to use "
+                        + USE_SEGMENTED_CODE_CACHE + " in interpreted mode "
+                        + "without any errors.";
+
+                CommandLineOptionTest.verifyJVMStartup(
+                        /* expected messages */ null, UNEXPECTED_MESSAGES,
+                        testCaseExitCodeMessage, testCaseWarningMessage,
+                        ExitCode.OK, false, INT_MODE, USE_SEGMENTED_CODE_CACHE);
+            }
+        },
+        OPTION_VALUES_GENERIC {
+            @Override
+            public void run() throws Throwable {
+                // SCC is disabled w/o TieredCompilation by default
+                String errorMessage = SEGMENTED_CODE_CACHE
+                        + " should be disabled by default  when tiered "
+                        + "compilation is disabled";
+
+                CommandLineOptionTest.verifyOptionValueForSameVM(
+                        SEGMENTED_CODE_CACHE, "false", errorMessage,
+                        CommandLineOptionTest.prepareBooleanFlag(
+                                TIERED_COMPILATION, false));
+                // SCC is disabled by default when ReservedCodeCacheSize is too
+                // small
+                errorMessage = String.format("%s should be disabled bu default "
+                        + "when %s value is too small.", SEGMENTED_CODE_CACHE,
+                        BlobType.All.sizeOptionName);
+
+                CommandLineOptionTest.verifyOptionValueForSameVM(
+                        SEGMENTED_CODE_CACHE, "false", errorMessage,
+                        CommandLineOptionTest.prepareNumericFlag(
+                                BlobType.All.sizeOptionName,
+                                BELOW_THRESHOLD_CC_SIZE));
+                // SCC could be explicitly enabled w/ Xint
+                errorMessage = String.format("It should be possible to "
+                                + "explicitly enable %s in interpreted mode.",
+                        SEGMENTED_CODE_CACHE);
+
+                CommandLineOptionTest.verifyOptionValue(SEGMENTED_CODE_CACHE,
+                        "true", errorMessage, false, INT_MODE,
+                        USE_SEGMENTED_CODE_CACHE);
+                // SCC could be explicitly enabled w/o TieredCompilation and w/
+                // small ReservedCodeCacheSize value
+                errorMessage = String.format("It should be possible to "
+                                + "explicitly enable %s with small %s and "
+                                + "disabled tiered comp.", SEGMENTED_CODE_CACHE,
+                        BlobType.All.sizeOptionName);
+
+                CommandLineOptionTest.verifyOptionValueForSameVM(
+                        SEGMENTED_CODE_CACHE, "true", errorMessage,
+                        CommandLineOptionTest.prepareBooleanFlag(
+                                TIERED_COMPILATION, false),
+                        CommandLineOptionTest.prepareNumericFlag(
+                                BlobType.All.sizeOptionName,
+                                BELOW_THRESHOLD_CC_SIZE),
+                        USE_SEGMENTED_CODE_CACHE);
+            }
+        },
+        OPTION_VALUES_SERVER_SPECIFIC {
+            @Override
+            public boolean isApplicable() {
+                return Platform.isServer() && Platform.isTieredSupported();
+            }
+
+            @Override
+            public void run() throws Throwable {
+                // SCC is enabled by default when TieredCompilation is on and
+                // ReservedCodeCacheSize is large enough
+                String errorMessage = String.format("Large enough %s and "
+                                + "enabled tiered compilation should enable %s "
+                                + "by default.", BlobType.All.sizeOptionName,
+                        SEGMENTED_CODE_CACHE);
+
+                CommandLineOptionTest.verifyOptionValueForSameVM(
+                        SEGMENTED_CODE_CACHE, "true", errorMessage,
+                        CommandLineOptionTest.prepareNumericFlag(
+                                BlobType.All.sizeOptionName,
+                                THRESHOLD_CC_SIZE_VALUE),
+                        CommandLineOptionTest.prepareBooleanFlag(
+                                TIERED_COMPILATION, true));
+            }
+        };
+
+        TestCase() {
+        }
+
+        public boolean isApplicable() {
+            return true;
+        }
+
+        public abstract void run() throws Throwable;
+    }
+
+    public static void main(String args[]) throws Throwable {
+        for (TestCase testCase : TestCase.values()) {
+            if (testCase.isApplicable()) {
+                System.out.println("Running test case: " + testCase.name());
+                testCase.run();
+            } else {
+                System.out.println("Test case skipped: " + testCase.name());
+            }
+        }
+    }
+}

hotspot/test/compiler/codecache/cli/codeheapsize/CodeCacheFreeSpaceRunner.java

@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package codeheapsize;
+
+import com.oracle.java.testlibrary.ExitCode;
+import com.oracle.java.testlibrary.Platform;
+import com.oracle.java.testlibrary.cli.CommandLineOptionTest;
+import common.CodeCacheCLITestCase;
+import common.CodeCacheOptions;
+import sun.hotspot.code.BlobType;
+
+/**
+ * Test case runner aimed to verify that NonNMethodCodeHeapSize smaller than
+ * CodeCacheMinimumUseSpace cause JVM startup failure.
+ */
+public class CodeCacheFreeSpaceRunner implements CodeCacheCLITestCase.Runner {
+    private static final String CC_MIN_USE_SPACE = "CodeCacheMinimumUseSpace";
+    private static final String TOO_SMALL_NMETHOD_CH_ERROR
+            = "Invalid NonNMethodCodeHeapSize.*";
+    private static final long MULTIPLIER = Platform.isDebugBuild() ? 3L : 1L;
+    @Override
+    public void run(CodeCacheCLITestCase.Description testCaseDescription,
+            CodeCacheOptions options) throws Throwable {
+        long ccMinUseSpace = ((options.nonNmethods - 1) / MULTIPLIER + 1);
+
+        String exitCodeErrorMessage = String.format("JVM startup should fail "
+                        + "if %s's value lower then %s.",
+                BlobType.NonNMethod.sizeOptionName, CC_MIN_USE_SPACE);
+        String vmOutputErrorMessage = String.format("JVM's output should "
+                        + "contain appropriate error message when %s lower "
+                        + "then %s.", BlobType.NonNMethod.sizeOptionName,
+                CC_MIN_USE_SPACE);
+
+        CommandLineOptionTest.verifySameJVMStartup(
+                new String[]{ TOO_SMALL_NMETHOD_CH_ERROR },
+                /* unexpected messages */ null,
+                exitCodeErrorMessage, vmOutputErrorMessage, ExitCode.FAIL,
+                testCaseDescription.getTestOptions(options,
+                        CommandLineOptionTest.prepareNumericFlag(
+                                CC_MIN_USE_SPACE, ccMinUseSpace + 1)));
+    }
+}

hotspot/test/compiler/codecache/cli/codeheapsize/GenericCodeHeapSizeRunner.java

@@ -0,0 +1,72 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package codeheapsize;
+
+import com.oracle.java.testlibrary.cli.CommandLineOptionTest;
+import common.CodeCacheCLITestCase;
+import common.CodeCacheOptions;
+import sun.hotspot.code.BlobType;
+
+/**
+ * Test case runner aimed to verify that all four options related to code cache
+ * sizing have correct values.
+ */
+public class GenericCodeHeapSizeRunner implements CodeCacheCLITestCase.Runner {
+    @Override
+    public void run(CodeCacheCLITestCase.Description testCaseDescription,
+            CodeCacheOptions options) throws Throwable {
+        CodeCacheOptions expectedValues
+                = options.mapOptions(testCaseDescription.involvedCodeHeaps);
+
+        CommandLineOptionTest.verifyOptionValueForSameVM(
+                BlobType.All.sizeOptionName,
+                Long.toString(expectedValues.reserved),
+                String.format("%s should have value %d.",
+                        BlobType.All.sizeOptionName, expectedValues.reserved),
+                testCaseDescription.getTestOptions(options));
+
+        CommandLineOptionTest.verifyOptionValueForSameVM(
+                BlobType.NonNMethod.sizeOptionName,
+                Long.toString(expectedValues.nonNmethods),
+                String.format("%s should have value %d.",
+                        BlobType.NonNMethod.sizeOptionName,
+                        expectedValues.nonNmethods),
+                testCaseDescription.getTestOptions(options));
+
+        CommandLineOptionTest.verifyOptionValueForSameVM(
+                BlobType.MethodNonProfiled.sizeOptionName,
+                Long.toString(expectedValues.nonProfiled),
+                String.format("%s should have value %d.",
+                        BlobType.MethodNonProfiled.sizeOptionName,
+                        expectedValues.nonProfiled),
+                testCaseDescription.getTestOptions(options));
+
+        CommandLineOptionTest.verifyOptionValueForSameVM(
+                BlobType.MethodProfiled.sizeOptionName,
+                Long.toString(expectedValues.profiled),
+                String.format("%s should have value %d.",
+                        BlobType.MethodProfiled.sizeOptionName,
+                        expectedValues.profiled),
+                testCaseDescription.getTestOptions(options));
+    }
+}

hotspot/test/compiler/codecache/cli/codeheapsize/JVMStartupRunner.java

@@ -0,0 +1,133 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package codeheapsize;
+
+import common.CodeCacheCLITestCase;
+import common.CodeCacheOptions;
+import com.oracle.java.testlibrary.ExitCode;
+import com.oracle.java.testlibrary.Utils;
+import com.oracle.java.testlibrary.cli.CommandLineOptionTest;
+import sun.hotspot.code.BlobType;
+import java.util.Random;
+
+/**
+ * Test case runner aimed to verify option's consistency.
+ */
+public class JVMStartupRunner implements CodeCacheCLITestCase.Runner {
+    private static final String INCONSISTENT_CH_SIZES_ERROR
+            = "Invalid code heap sizes.*";
+
+    @Override
+    public void run(CodeCacheCLITestCase.Description testCaseDescription,
+            CodeCacheOptions options) throws Throwable {
+        // Everything should be fine when
+        // sum(all code heap sizes) == reserved CC size
+        CommandLineOptionTest.verifySameJVMStartup(/* expected messages */ null,
+                new String[]{ INCONSISTENT_CH_SIZES_ERROR },
+                "JVM startup should not fail with consistent code heap sizes",
+                "JVM output should not contain warning about inconsistent code "
+                + "heap sizes", ExitCode.OK, options.prepareOptions());
+
+        verifySingleInconsistentValue(options);
+        verifyAllInconsistentValues(options);
+    }
+
+    /**
+     * Verifies that if at least one of three options will have value, such
+     * that sum of all three values will be inconsistent, then JVM startup will
+     * fail.
+     */
+    private static void verifySingleInconsistentValue(CodeCacheOptions options)
+            throws Throwable {
+        verifyHeapSizesSum(options.reserved,
+                scaleCodeHeapSize(options.profiled), options.nonProfiled,
+                options.nonNmethods);
+        verifyHeapSizesSum(options.reserved, options.profiled,
+                scaleCodeHeapSize(options.nonProfiled), options.nonNmethods);
+        verifyHeapSizesSum(options.reserved, options.profiled,
+                options.nonProfiled, scaleCodeHeapSize(options.nonNmethods));
+    }
+
+    /**
+     * Verifies that if all three options will have values such that their sum
+     * is inconsistent with ReservedCodeCacheSize value, then JVM startup will
+     * fail.
+     */
+    private static void verifyAllInconsistentValues(CodeCacheOptions options)
+            throws Throwable {
+        long profiled = options.profiled;
+        long nonProfiled = options.nonProfiled;
+        long nonNMethods = options.nonNmethods;
+
+        while (options.reserved == profiled + nonProfiled + nonNMethods) {
+            profiled = scaleCodeHeapSize(profiled);
+            nonProfiled = scaleCodeHeapSize(nonProfiled);
+            nonNMethods = scaleCodeHeapSize(nonNMethods);
+        }
+
+        verifyHeapSizesSum(options.reserved, profiled, nonProfiled,
+                nonNMethods);
+    }
+
+    private static void verifyHeapSizesSum(long reserved, long profiled,
+            long nonProfiled, long nonNmethods) throws Throwable {
+        // JVM startup expected to fail when
+        // sum(all code heap sizes) != reserved CC size
+        CommandLineOptionTest.verifySameJVMStartup(
+                new String[]{ INCONSISTENT_CH_SIZES_ERROR },
+                /* unexpected messages */ null,
+                "JVM startup should fail with inconsistent code heap size.",
+                "JVM output should contain appropriate error message of code "
+                        + "heap sizes are inconsistent",
+                ExitCode.FAIL,
+                CommandLineOptionTest.prepareBooleanFlag(
+                        CodeCacheOptions.SEGMENTED_CODE_CACHE, true),
+                CommandLineOptionTest.prepareNumericFlag(
+                        BlobType.All.sizeOptionName, reserved),
+                CommandLineOptionTest.prepareNumericFlag(
+                        BlobType.MethodProfiled.sizeOptionName, profiled),
+                CommandLineOptionTest.prepareNumericFlag(
+                        BlobType.MethodNonProfiled.sizeOptionName, nonProfiled),
+                CommandLineOptionTest.prepareNumericFlag(
+                        BlobType.NonNMethod.sizeOptionName, nonNmethods));
+    }
+
+    /**
+     * Returns {@code unscaledSize} value scaled by a random factor from
+     * range (1, 2). If {@code unscaledSize} is not 0, then this
+     * method will return value that won't be equal to {@code unscaledSize}.
+     *
+     * @param unscaledSize The value to be scaled.
+     * @return {@code unscaledSize} value scaled by a factor from range (1, 2).
+     */
+    private static long scaleCodeHeapSize(long unscaledSize) {
+        Random random = Utils.getRandomInstance();
+
+        long scaledSize = unscaledSize;
+        while (scaledSize == unscaledSize && unscaledSize != 0) {
+            float scale = 1.0f + random.nextFloat();
+            scaledSize = (long) Math.ceil(scale * unscaledSize);
+        }
+        return scaledSize;
+    }
+}

hotspot/test/compiler/codecache/cli/codeheapsize/TestCodeHeapSizeOptions.java

@@ -0,0 +1,80 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package codeheapsize;
+
+import com.oracle.java.testlibrary.Platform;
+import common.CodeCacheCLITestBase;
+import common.CodeCacheCLITestCase;
+import sun.hotspot.code.BlobType;
+import java.util.EnumSet;
+/**
+ * @test
+ * @bug 8015774
+ * @summary Verify processing of options related to code heaps sizing.
+ * @library /testlibrary .. /../../test/lib
+ * @build TestCodeHeapSizeOptions com.oracle.java.testlibrary.* codeheapsize.*
+ *        common.*
+ * @run main/timeout=240 codeheapsize.TestCodeHeapSizeOptions
+ */
+public class TestCodeHeapSizeOptions extends CodeCacheCLITestBase {
+    private static final CodeCacheCLITestCase JVM_STARTUP
+            = new CodeCacheCLITestCase(new CodeCacheCLITestCase.Description(
+                            options -> options.segmented,
+                            EnumSet.noneOf(BlobType.class)),
+                    new JVMStartupRunner());
+
+    private static final CodeCacheCLITestCase CODE_CACHE_FREE_SPACE
+            = new CodeCacheCLITestCase(new CodeCacheCLITestCase.Description(
+                            options -> options.segmented
+                                    && Platform.isDebugBuild(),
+                            EnumSet.noneOf(BlobType.class)),
+                    new CodeCacheFreeSpaceRunner());
+
+    private static final GenericCodeHeapSizeRunner GENERIC_RUNNER
+            = new GenericCodeHeapSizeRunner();
+
+    private TestCodeHeapSizeOptions() {
+        super(CodeCacheCLITestBase.OPTIONS_SET,
+                new CodeCacheCLITestCase(CodeCacheCLITestCase
+                        .CommonDescriptions.INT_MODE.description,
+                        GENERIC_RUNNER),
+                new CodeCacheCLITestCase(CodeCacheCLITestCase
+                        .CommonDescriptions.NON_TIERED.description,
+                        GENERIC_RUNNER),
+                new CodeCacheCLITestCase(CodeCacheCLITestCase
+                        .CommonDescriptions.TIERED_LEVEL_0.description,
+                        GENERIC_RUNNER),
+                new CodeCacheCLITestCase(CodeCacheCLITestCase
+                        .CommonDescriptions.TIERED_LEVEL_1.description,
+                        GENERIC_RUNNER),
+                new CodeCacheCLITestCase(CodeCacheCLITestCase
+                        .CommonDescriptions.TIERED_LEVEL_4.description,
+                        GENERIC_RUNNER),
+                JVM_STARTUP,
+                CODE_CACHE_FREE_SPACE);
+    }
+
+    public static void main(String args[]) throws Throwable {
+        new TestCodeHeapSizeOptions().runTestCases();
+    }
+}

hotspot/test/compiler/codecache/cli/common/CodeCacheCLITestBase.java

@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package common;
+
+/**
+ * Base for code cache related command line options tests.
+ */
+public class CodeCacheCLITestBase {
+    public static final CodeCacheOptions[] OPTIONS_SET
+            = new CodeCacheOptions[] {
+            new CodeCacheOptions(CodeCacheOptions.mB(60),
+                    CodeCacheOptions.mB(20), CodeCacheOptions.mB(20),
+                    CodeCacheOptions.mB(20)),
+            new CodeCacheOptions(CodeCacheOptions.mB(200),
+                    CodeCacheOptions.mB(75), CodeCacheOptions.mB(75),
+                    CodeCacheOptions.mB(50)),
+            new CodeCacheOptions(CodeCacheOptions.mB(300),
+                    CodeCacheOptions.mB(100), CodeCacheOptions.mB(100),
+                    CodeCacheOptions.mB(100)),
+            new CodeCacheOptions(CodeCacheOptions.mB(60)),
+            new CodeCacheOptions(CodeCacheOptions.mB(200)),
+            new CodeCacheOptions(CodeCacheOptions.mB(300))
+    };
+
+    private final CodeCacheCLITestCase[] testCases;
+    private final CodeCacheOptions[] options;
+
+    public CodeCacheCLITestBase(CodeCacheOptions[] options,
+            CodeCacheCLITestCase... testCases) {
+        this.testCases = testCases;
+        this.options = options;
+    }
+
+    protected void runTestCases() throws Throwable {
+        for (CodeCacheCLITestCase testCase : testCases) {
+            for (CodeCacheOptions opts : options) {
+                testCase.run(opts);
+            }
+        }
+    }
+}

hotspot/test/compiler/codecache/cli/common/CodeCacheCLITestCase.java

@@ -0,0 +1,165 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package common;
+
+import com.oracle.java.testlibrary.Platform;
+import com.oracle.java.testlibrary.cli.CommandLineOptionTest;
+import sun.hotspot.code.BlobType;
+
+import java.util.Collections;
+import java.util.EnumSet;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.function.Function;
+
+/**
+ * Code cache related command line option test case consisting of description
+ * of code heaps used during test case run and additional options that should
+ * be passed to JVM and runner aimed to perform actual testing based on the
+ * description.
+ */
+public class CodeCacheCLITestCase {
+    private static final Function<CodeCacheOptions, Boolean> ONLY_SEGMENTED
+            = options -> options.segmented;
+    private static final Function<CodeCacheOptions, Boolean> SEGMENTED_SERVER
+            = ONLY_SEGMENTED.andThen(isSegmented -> isSegmented
+                    && Platform.isServer() && Platform.isTieredSupported());
+    private static final String USE_INT_MODE = "-Xint";
+    private static final String SEGMENTED_CODE_CACHE = "SegmentedCodeCache";
+    private static final String TIERED_COMPILATION = "TieredCompilation";
+    private static final String TIERED_STOP_AT = "TieredStopAtLevel";
+
+    private final Description description;
+    private final Runner runner;
+
+    public CodeCacheCLITestCase(Description description, Runner runner) {
+        this.description = description;
+        this.runner = runner;
+    }
+
+    public final void run(CodeCacheOptions options) throws Throwable {
+        if (description.isApplicable(options)) {
+            runner.run(description, options);
+        }
+    }
+
+    public enum CommonDescriptions {
+        /**
+         * Verifies that in interpreted mode PrintCodeCache output contains
+         * only NonNMethod code heap.
+         */
+        INT_MODE(ONLY_SEGMENTED, EnumSet.of(BlobType.NonNMethod), USE_INT_MODE),
+        /**
+         * Verifies that with disabled SegmentedCodeCache PrintCodeCache output
+         * contains only CodeCache's entry.
+         */
+        NON_SEGMENTED(options -> !options.segmented, EnumSet.of(BlobType.All),
+                CommandLineOptionTest.prepareBooleanFlag(SEGMENTED_CODE_CACHE,
+                        false)),
+        /**
+         * Verifies that with disabled tiered compilation and enabled segmented
+         * code cache PrintCodeCache output does not contain information about
+         * profiled-nmethods heap and non-segmented CodeCache.
+         */
+        NON_TIERED(ONLY_SEGMENTED,
+                EnumSet.of(BlobType.NonNMethod, BlobType.MethodNonProfiled),
+                CommandLineOptionTest.prepareBooleanFlag(TIERED_COMPILATION,
+                        false)),
+        /**
+         * Verifies that with TieredStopAtLevel=0 PrintCodeCache output will
+         * contain information about non-nmethods and non-profiled nmethods
+         * heaps only.
+         */
+        TIERED_LEVEL_0(SEGMENTED_SERVER,
+                EnumSet.of(BlobType.NonNMethod, BlobType.MethodNonProfiled),
+                CommandLineOptionTest.prepareBooleanFlag(TIERED_COMPILATION,
+                        true),
+                CommandLineOptionTest.prepareNumericFlag(TIERED_STOP_AT, 0)),
+        /**
+         * Verifies that with TieredStopAtLevel=1 PrintCodeCache output will
+         * contain information about non-nmethods and non-profiled nmethods
+         * heaps only.
+         */
+        TIERED_LEVEL_1(SEGMENTED_SERVER,
+                EnumSet.of(BlobType.NonNMethod, BlobType.MethodNonProfiled),
+                CommandLineOptionTest.prepareBooleanFlag(TIERED_COMPILATION,
+                        true),
+                CommandLineOptionTest.prepareNumericFlag(TIERED_STOP_AT, 1)),
+        /**
+         * Verifies that with TieredStopAtLevel=4 PrintCodeCache output will
+         * contain information about all three code heaps.
+         */
+        TIERED_LEVEL_4(SEGMENTED_SERVER,
+                EnumSet.complementOf(EnumSet.of(BlobType.All)),
+                CommandLineOptionTest.prepareBooleanFlag(TIERED_COMPILATION,
+                        true),
+                CommandLineOptionTest.prepareNumericFlag(TIERED_STOP_AT, 4));
+
+        CommonDescriptions(Function<CodeCacheOptions, Boolean> predicate,
+                EnumSet<BlobType> involvedCodeHeaps,
+                String... additionalOptions) {
+            this.description = new Description(predicate,
+                    involvedCodeHeaps, additionalOptions);
+        }
+
+
+        public final Description description;
+    }
+
+    public static class Description {
+        public final EnumSet<BlobType> involvedCodeHeaps;
+        private final String[] testCaseSpecificOptions;
+        private final Function<CodeCacheOptions, Boolean> predicate;
+
+        public Description(Function<CodeCacheOptions, Boolean> predicate,
+                EnumSet<BlobType> involvedCodeHeaps,
+                String... testCaseSpecificOptions) {
+            this.involvedCodeHeaps = involvedCodeHeaps;
+            this.testCaseSpecificOptions = testCaseSpecificOptions;
+            this.predicate = predicate;
+        }
+
+        public boolean isApplicable(CodeCacheOptions options) {
+            return predicate.apply(options);
+        }
+
+        public CodeCacheOptions expectedValues(CodeCacheOptions options) {
+            return options.mapOptions(involvedCodeHeaps);
+        }
+
+        public String[] getTestOptions(CodeCacheOptions codeCacheOptions,
+                String... additionalOptions) {
+            List<String> options = new LinkedList<>();
+            Collections.addAll(options, testCaseSpecificOptions);
+            Collections.addAll(options, additionalOptions);
+            return codeCacheOptions.prepareOptions(
+                    options.toArray(new String[options.size()]));
+        }
+    }
+
+    public static interface Runner {
+        public void run(Description testCaseDescription,
+                CodeCacheOptions options) throws Throwable;
+    }
+}
+

hotspot/test/compiler/codecache/cli/common/CodeCacheInfoFormatter.java

@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package common;
+
+import sun.hotspot.code.BlobType;
+import java.util.Arrays;
+
+public class CodeCacheInfoFormatter {
+    private static final String DEFAULT_SIZE_FORMAT = "[0-9]+Kb";
+    private BlobType heap = null;
+    private String size = DEFAULT_SIZE_FORMAT;
+    private String used = DEFAULT_SIZE_FORMAT;
+    private String maxUsed = DEFAULT_SIZE_FORMAT;
+    private String free = DEFAULT_SIZE_FORMAT;
+
+    public static CodeCacheInfoFormatter forHeap(BlobType heap) {
+        return new CodeCacheInfoFormatter(heap);
+    }
+
+    public static String[] forHeaps(BlobType... heaps) {
+        return Arrays.stream(heaps)
+                .map(CodeCacheInfoFormatter::forHeap)
+                .map(CodeCacheInfoFormatter::getInfoString)
+                .toArray(String[]::new);
+    }
+
+    private static String formatSize(long suffix) {
+        return String.format("%dKb", suffix / 1024);
+    }
+
+    private CodeCacheInfoFormatter(BlobType heap) {
+        this.heap = heap;
+    }
+
+    public CodeCacheInfoFormatter withSize(long size) {
+        this.size = CodeCacheInfoFormatter.formatSize(size);
+        return this;
+    }
+
+    public CodeCacheInfoFormatter withUsed(long used) {
+        this.used = CodeCacheInfoFormatter.formatSize(used);
+        return this;
+    }
+
+    public CodeCacheInfoFormatter withMaxUsed(long maxUsed) {
+        this.maxUsed = CodeCacheInfoFormatter.formatSize(maxUsed);
+        return this;
+    }
+
+    public CodeCacheInfoFormatter withFree(long free) {
+        this.free = CodeCacheInfoFormatter.formatSize(free);
+        return this;
+    }
+
+    public String getInfoString() {
+        return String.format("%s: size=%s used=%s max_used=%s free=%s",
+                heap.beanName, size, used, maxUsed, free);
+    }
+}

hotspot/test/compiler/codecache/cli/common/CodeCacheOptions.java

@@ -0,0 +1,129 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package common;
+
+import com.oracle.java.testlibrary.cli.CommandLineOptionTest;
+import sun.hotspot.code.BlobType;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.EnumSet;
+import java.util.List;
+
+public class CodeCacheOptions {
+    public static final String SEGMENTED_CODE_CACHE = "SegmentedCodeCache";
+
+    private static final EnumSet<BlobType> NON_SEGMENTED_HEAPS
+            = EnumSet.of(BlobType.All);
+    private static final EnumSet<BlobType> ALL_SEGMENTED_HEAPS
+            = EnumSet.complementOf(NON_SEGMENTED_HEAPS);
+    private static final EnumSet<BlobType> SEGMENTED_HEAPS_WO_PROFILED
+            = EnumSet.of(BlobType.NonNMethod, BlobType.MethodNonProfiled);
+    private static final EnumSet<BlobType> ONLY_NON_METHODS_HEAP
+            = EnumSet.of(BlobType.NonNMethod);
+
+    public final long reserved;
+    public final long nonNmethods;
+    public final long nonProfiled;
+    public final long profiled;
+    public final boolean segmented;
+
+    public static long mB(long val) {
+        return CodeCacheOptions.kB(val) * 1024L;
+    }
+
+    public static long kB(long val) {
+        return val * 1024L;
+    }
+
+    public CodeCacheOptions(long reserved) {
+        this.reserved = reserved;
+        this.nonNmethods = 0;
+        this.nonProfiled = 0;
+        this.profiled = 0;
+        this.segmented = false;
+    }
+
+    public CodeCacheOptions(long reserved, long nonNmethods, long nonProfiled,
+            long profiled) {
+        this.reserved = reserved;
+        this.nonNmethods = nonNmethods;
+        this.nonProfiled = nonProfiled;
+        this.profiled = profiled;
+        this.segmented = true;
+    }
+
+    public long sizeForHeap(BlobType heap) {
+        switch (heap) {
+            case All:
+                return this.reserved;
+            case NonNMethod:
+                return this.nonNmethods;
+            case MethodNonProfiled:
+                return this.nonProfiled;
+            case MethodProfiled:
+                return this.profiled;
+            default:
+                throw new Error("Unknown heap: " + heap.name());
+        }
+    }
+
+    public String[] prepareOptions(String... additionalOptions) {
+        List<String> options = new ArrayList<>();
+        Collections.addAll(options, additionalOptions);
+        Collections.addAll(options,
+                CommandLineOptionTest.prepareBooleanFlag(
+                        SEGMENTED_CODE_CACHE, segmented),
+                CommandLineOptionTest.prepareNumericFlag(
+                        BlobType.All.sizeOptionName, reserved));
+
+        if (segmented) {
+            Collections.addAll(options,
+                    CommandLineOptionTest.prepareNumericFlag(
+                            BlobType.NonNMethod.sizeOptionName, nonNmethods),
+                    CommandLineOptionTest.prepareNumericFlag(
+                            BlobType.MethodNonProfiled.sizeOptionName,
+                            nonProfiled),
+                    CommandLineOptionTest.prepareNumericFlag(
+                            BlobType.MethodProfiled.sizeOptionName, profiled));
+        }
+        return options.toArray(new String[options.size()]);
+    }
+
+    public CodeCacheOptions mapOptions(EnumSet<BlobType> involvedCodeHeaps) {
+        if (involvedCodeHeaps.isEmpty()
+                || involvedCodeHeaps.equals(NON_SEGMENTED_HEAPS)
+                || involvedCodeHeaps.equals(ALL_SEGMENTED_HEAPS)) {
+            return this;
+        } else if (involvedCodeHeaps.equals(SEGMENTED_HEAPS_WO_PROFILED)) {
+            return new CodeCacheOptions(reserved, nonNmethods,
+                    profiled + nonProfiled, 0L);
+        } else if (involvedCodeHeaps.equals(ONLY_NON_METHODS_HEAP)) {
+            return new CodeCacheOptions(reserved, nonNmethods + profiled
+                    + nonProfiled, 0L, 0L);
+        } else {
+            throw new Error("Test bug: unexpected set of code heaps involved "
+                    + "into test.");
+        }
+    }
+}

hotspot/test/compiler/codecache/cli/printcodecache/PrintCodeCacheRunner.java

@@ -0,0 +1,87 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package printcodecache;
+
+import com.oracle.java.testlibrary.ExitCode;
+import com.oracle.java.testlibrary.cli.CommandLineOptionTest;
+import common.CodeCacheCLITestCase;
+import common.CodeCacheInfoFormatter;
+import common.CodeCacheOptions;
+import sun.hotspot.code.BlobType;
+
+import java.util.EnumSet;
+import java.util.stream.Collectors;
+
+/**
+ * Runner implementation aimed to verify PrintCodeCache output.
+ */
+public class PrintCodeCacheRunner implements CodeCacheCLITestCase.Runner {
+    private final boolean printCodeCache;
+
+    public PrintCodeCacheRunner(boolean printCodeCache) {
+        this.printCodeCache = printCodeCache;
+    }
+
+    public PrintCodeCacheRunner() {
+        this(true);
+    }
+
+    @Override
+    public void run(CodeCacheCLITestCase.Description testCaseDescription,
+            CodeCacheOptions options) throws Throwable {
+        CodeCacheOptions expectedValues
+                = testCaseDescription.expectedValues(options);
+
+        String[] expectedMessages
+                = testCaseDescription.involvedCodeHeaps.stream()
+                        .map(heap -> CodeCacheInfoFormatter.forHeap(heap)
+                                .withSize(expectedValues.sizeForHeap(heap)))
+                        .map(CodeCacheInfoFormatter::getInfoString)
+                        .toArray(String[]::new);
+
+        EnumSet<BlobType> unexpectedHeapsSet
+                = EnumSet.complementOf(testCaseDescription.involvedCodeHeaps);
+
+        String[] unexpectedMessages = CodeCacheInfoFormatter.forHeaps(
+                unexpectedHeapsSet.toArray(
+                        new BlobType[unexpectedHeapsSet.size()]));
+
+        String description = String.format("JVM output should contain entries "
+                + "for following code heaps: [%s] and should not contain "
+                + "entries for following code heaps: [%s].",
+                testCaseDescription.involvedCodeHeaps.stream()
+                        .map(BlobType::name)
+                        .collect(Collectors.joining(", ")),
+                unexpectedHeapsSet.stream()
+                        .map(BlobType::name)
+                        .collect(Collectors.joining(", ")));
+
+        CommandLineOptionTest.verifySameJVMStartup(expectedMessages,
+                unexpectedMessages, "JVM startup failure is not expected, "
+                + "since all options have allowed values", description,
+                ExitCode.OK,
+                testCaseDescription.getTestOptions(options,
+                        CommandLineOptionTest.prepareBooleanFlag(
+                                "PrintCodeCache", printCodeCache)));
+    }
+}

hotspot/test/compiler/codecache/cli/printcodecache/TestPrintCodeCacheOption.java

@@ -0,0 +1,73 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package printcodecache;
+
+import common.CodeCacheCLITestBase;
+import common.CodeCacheCLITestCase;
+import sun.hotspot.code.BlobType;
+import java.util.EnumSet;
+/**
+ * @test
+ * @bug 8015774
+ * @summary Verify that PrintCodeCache option print correct information.
+ * @library /testlibrary .. /../../test/lib
+ * @build TestPrintCodeCacheOption com.oracle.java.testlibrary.*
+ *        printcodecache.* common.*
+ * @run main/timeout=240 printcodecache.TestPrintCodeCacheOption
+ */
+public class TestPrintCodeCacheOption extends CodeCacheCLITestBase {
+    private static final CodeCacheCLITestCase DISABLED_PRINT_CODE_CACHE
+            = new CodeCacheCLITestCase(new CodeCacheCLITestCase.Description(
+                            options -> true, EnumSet.noneOf(BlobType.class)),
+                    new PrintCodeCacheRunner(false));
+
+    private static final CodeCacheCLITestCase.Runner DEFAULT_RUNNER
+            = new PrintCodeCacheRunner();
+
+    private TestPrintCodeCacheOption() {
+        super(CodeCacheCLITestBase.OPTIONS_SET,
+                new CodeCacheCLITestCase(CodeCacheCLITestCase
+                        .CommonDescriptions.INT_MODE.description,
+                        DEFAULT_RUNNER),
+                new CodeCacheCLITestCase(CodeCacheCLITestCase
+                        .CommonDescriptions.NON_SEGMENTED.description,
+                        DEFAULT_RUNNER),
+                new CodeCacheCLITestCase(CodeCacheCLITestCase
+                        .CommonDescriptions.NON_TIERED.description,
+                        DEFAULT_RUNNER),
+                new CodeCacheCLITestCase(CodeCacheCLITestCase
+                        .CommonDescriptions.TIERED_LEVEL_0.description,
+                        DEFAULT_RUNNER),
+                new CodeCacheCLITestCase(CodeCacheCLITestCase
+                        .CommonDescriptions.TIERED_LEVEL_1.description,
+                        DEFAULT_RUNNER),
+                new CodeCacheCLITestCase(CodeCacheCLITestCase
+                        .CommonDescriptions.TIERED_LEVEL_4.description,
+                        DEFAULT_RUNNER),
+                DISABLED_PRINT_CODE_CACHE);
+    }
+
+    public static void main(String args[]) throws Throwable {
+        new TestPrintCodeCacheOption().runTestCases();
+    }
+}

hotspot/test/compiler/codecache/dtrace/SegmentedCodeCacheDtraceTest.java

@@ -0,0 +1,307 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import com.oracle.java.testlibrary.Asserts;
+import com.oracle.java.testlibrary.JDKToolFinder;
+import com.oracle.java.testlibrary.OutputAnalyzer;
+import com.oracle.java.testlibrary.Utils;
+import com.oracle.java.testlibrary.dtrace.DtraceResultsAnalyzer;
+import com.oracle.java.testlibrary.dtrace.DtraceRunner;
+import java.io.IOException;
+import java.lang.reflect.Executable;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Random;
+import java.util.Set;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+import java.util.stream.Collectors;
+
+/*
+ * @test SegmentedCodeCacheDtraceTest
+ * @bug 8015774
+ * @requires os.family=="solaris"
+ * @library /testlibrary /compiler/testlibrary /../../test/lib
+ * @build SegmentedCodeCacheDtraceTestWorker
+ * @run main ClassFileInstaller sun.hotspot.WhiteBox
+ *     sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm/timeout=600 -Xbootclasspath/a:. -XX:+TieredCompilation
+ *     -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
+ *     SegmentedCodeCacheDtraceTest
+ * @summary testing of dtrace for segmented code cache
+ */
+public class SegmentedCodeCacheDtraceTest {
+
+    private static final String WORKER_CLASS_NAME
+            = SegmentedCodeCacheDtraceTestWorker.class.getName();
+    private static final String JAVA_OPTS = " -XX:+DTraceMethodProbes "
+            + "-Xbootclasspath/a:" + System.getProperty("test.classes") + " "
+            + "-XX:+UnlockDiagnosticVMOptions "
+            + "-XX:+WhiteBoxAPI -XX:+SegmentedCodeCache "
+            + "-XX:CompileCommand=compileonly,"
+            + WORKER_CLASS_NAME + "::* "
+            + " -classpath " + System.getProperty("test.class.path") + " "
+            + String.join(" ", Utils.getTestJavaOpts());
+    private static final String DTRACE_SCRIPT
+            = "SegmentedCodeCacheDtraceTestScript.d";
+    private static final List<Executable> MLIST =
+            SegmentedCodeCacheDtraceTestWorker.TESTED_METHODS_LIST;
+    private static final int WORKER_METHODS_COUNT = MLIST.size();
+
+    private void runTest(TestCombination tc) {
+        String params = MLIST.stream()
+                .map(Executable::getName)
+                .map(x -> tc.data.get(x).compileLevel + " " + tc.data.get(x).isInlined)
+                .collect(Collectors.joining(" "));
+        DtraceRunner runner = new DtraceRunner();
+        runner.runDtrace(JDKToolFinder.getTestJDKTool("java"), JAVA_OPTS,
+                WORKER_CLASS_NAME, params, Paths.get(System.getProperty("test.src"),
+                        DTRACE_SCRIPT).toString(),
+                DtraceRunner.PERMIT_DESTRUCTIVE_ACTIONS_DTRACE_OPTION,
+                new SegmentedCodeCacheDtraceResultsAnalyzer());
+    }
+
+    private static TestCombination generateUniqueCombination(
+            int[] availableLevels, Set<TestCombination> combinations) {
+        int len = availableLevels.length;
+        /* first, check if we're out of combinations. */
+        int maxCombinationsCount
+                = (1 << WORKER_METHODS_COUNT)
+                * (int) Math.pow(len, WORKER_METHODS_COUNT);
+        if (combinations.size() == maxCombinationsCount) {
+            return null;
+        }
+        Random r = Utils.getRandomInstance();
+        while (combinations.size() < maxCombinationsCount) {
+            int levels[] = new int[WORKER_METHODS_COUNT];
+            boolean inlines[] = new boolean[WORKER_METHODS_COUNT];
+            for (int i = 0; i < WORKER_METHODS_COUNT; i++) {
+                levels[i] = availableLevels[r.nextInt(len)];
+                inlines[i] = r.nextBoolean();
+            }
+            TestCombination tc = new TestCombination(levels, inlines);
+            if (combinations.add(tc)) {
+                return tc;
+            }
+        }
+        return null;
+    }
+
+    public static void main(String args[]) {
+        int iterations
+                = Integer.getInteger("com.oracle.java.testlibrary.iterations", 1);
+        if (!DtraceRunner.dtraceAvailable()) {
+            System.out.println("INFO: There is no dtrace avaiable. Skipping.");
+            return;
+        }
+        int[] availableLevels = CompilerUtils.getAvailableCompilationLevels();
+        // adding one more entry(zero) for interpeter
+        availableLevels
+                = Arrays.copyOf(availableLevels, availableLevels.length + 1);
+        Set<TestCombination> combinations = new HashSet<>();
+        for (int i = 0; i < iterations; i++) {
+            TestCombination tc
+                    = generateUniqueCombination(availableLevels, combinations);
+            if (tc == null) {
+                System.out.println("INFO: no more combinations available");
+                return;
+            } else {
+                System.out.println("INFO: Running testcase for: " + tc);
+                new SegmentedCodeCacheDtraceTest().runTest(tc);
+            }
+        }
+    }
+
+    private static class MethodData {
+
+        public final int compileLevel;
+        public final boolean isInlined;
+        public final String name;
+
+        public MethodData(String name, int compileLevel, boolean isInlined) {
+            this.name = name;
+            this.compileLevel = compileLevel;
+            this.isInlined = isInlined;
+        }
+
+        @Override
+        public boolean equals(Object o) {
+            if (o == null || !(o instanceof MethodData)) {
+                return false;
+            }
+            MethodData md = (MethodData) o;
+            return md.compileLevel == compileLevel
+                    && md.isInlined == isInlined
+                    && md.name.equals(name);
+        }
+
+        @Override
+        public int hashCode() {
+            return 100 * name.hashCode() + 10 * compileLevel + (isInlined ? 1 : 0);
+        }
+
+        @Override
+        public String toString() {
+            return name + " " + compileLevel + " " + isInlined;
+        }
+    }
+
+    private static class TestCombination {
+
+        private final Map<String, MethodData> data;
+
+        public TestCombination(int compLevels[], boolean inlines[]) {
+            Map<String, MethodData> d = new HashMap<>();
+            for (int i = 0; i < MLIST.size(); i++) {
+                d.put(MLIST.get(i).getName(), new MethodData(MLIST.get(i).getName(),
+                        compLevels[i], inlines[i]));
+            }
+            data = Collections.unmodifiableMap(d);
+        }
+
+        @Override
+        public boolean equals(Object o) {
+            if (o == null || !(o instanceof TestCombination)) {
+                return false;
+            }
+            TestCombination second = (TestCombination) o;
+            return second.data.equals(data);
+        }
+
+        @Override
+        public int hashCode() {
+            int sum = 0;
+            for (MethodData md : data.values()) {
+                sum += md.hashCode();
+            }
+            return sum;
+        }
+
+        private String getMethodDescString(MethodData md) {
+            return (md == null)
+                    ? null
+                    : String.format("Method %s compilation level %d and %s",
+                            md.name, md.compileLevel,
+                            md.isInlined ? "inlined" : "not inlined");
+        }
+
+        @Override
+        public String toString() {
+            return data.values().stream().map(m -> getMethodDescString(m))
+                    .collect(Collectors.joining(Utils.NEW_LINE,
+                                    "Combination: ", ""));
+        }
+    }
+
+    private class SegmentedCodeCacheDtraceResultsAnalyzer
+            implements DtraceResultsAnalyzer {
+
+        private static final int EXPECTED_MATCH_COUNT = 2;
+
+        private final Pattern checkPattern;
+
+        public SegmentedCodeCacheDtraceResultsAnalyzer() {
+            String workerClassRegExp = "\\s*" + WORKER_CLASS_NAME + "\\.";
+            String delimeter = "\\(\\)V\\*?" + workerClassRegExp;
+            String suffix = "test\\(\\)V\\*?" + workerClassRegExp
+                    + "main\\(\\[Ljava\\/lang\\/String;\\)V";
+            StringBuilder sb = new StringBuilder(workerClassRegExp);
+            // method order is important, so, going from list tail to head,
+            // accoring to call order representation in stacktrace
+            for (int i = MLIST.size() - 1; i > -1; i--) {
+                sb.append(MLIST.get(i).getName()).append(delimeter);
+            }
+            sb.append(suffix);
+            checkPattern = Pattern.compile(sb.toString());
+            /* such pattern match should pass on a stacktrace like
+             CPU     ID                    FUNCTION:NAME
+             0  53573 __1cNSharedRuntimeTdtrace_method_entry6FpnKJavaThread_pnGMethod__i_:method-entry ustack:
+
+             libjvm.so`__1cNSharedRuntimeTdtrace_method_entry6FpnKJavaThread_pnGMethod__i_+0x39c
+             SegmentedCodeCacheDtraceTestWorker.baz()V*
+             SegmentedCodeCacheDtraceTestWorker.bar()V
+             SegmentedCodeCacheDtraceTestWorker.foo()V*
+             SegmentedCodeCacheDtraceTestWorker.test()V
+             SegmentedCodeCacheDtraceTestWorker.main([Ljava/lang/String;)V
+             0xffffffff6b0004b8
+             libjvm.so`__1cJJavaCallsLcall_helper6FpnJJavaValue_pnMmethodHandle_pnRJavaCallArguments_pnGThread__v_+0x94c
+             libjvm.so`__1cRjni_invoke_static6FpnHJNIEnv__pnJJavaValue_pnI_jobject_nLJNICallType_pnK_jmethodID_pnSJNI_ArgumentPusher_pnGThread__v_+0xa64
+             libjvm.so`jni_CallStaticVoidMethod+0x508
+             libjli.so`JavaMain+0x584
+             libc.so.1`_lwp_start
+             jstack:
+
+             libjvm.so`__1cNSharedRuntimeTdtrace_method_entry6FpnKJavaThread_pnGMethod__i_+0x39c
+             SegmentedCodeCacheDtraceTestWorker.baz()V*
+             SegmentedCodeCacheDtraceTestWorker.bar()V
+             SegmentedCodeCacheDtraceTestWorker.foo()V*
+             SegmentedCodeCacheDtraceTestWorker.test()V
+             SegmentedCodeCacheDtraceTestWorker.main([Ljava/lang/String;)V
+             0xffffffff6b0004b8
+             libjvm.so`__1cJJavaCallsLcall_helper6FpnJJavaValue_pnMmethodHandle_pnRJavaCallArguments_pnGThread__v_+0x94c
+             libjvm.so`__1cRjni_invoke_static6FpnHJNIEnv__pnJJavaValue_pnI_jobject_nLJNICallType_pnK_jmethodID_pnSJNI_ArgumentPusher_pnGThread__v_+0xa64
+             libjvm.so`jni_CallStaticVoidMethod+0x508
+             libjli.so`JavaMain+0x584
+             libc.so.1`_lwp_start
+             */
+        }
+
+        protected List<String> loadLog(String dtraceOutFile) throws IOException {
+            return Files.readAllLines(Paths.get(dtraceOutFile));
+        }
+
+        @Override
+        public void analyze(OutputAnalyzer oa, String dtraceOutFilePath) {
+            oa.shouldHaveExitValue(0);
+            List<String> dOut;
+            try {
+                dOut = loadLog(dtraceOutFilePath);
+            } catch (IOException e) {
+                throw new Error("Can't load log", e);
+            }
+            StringBuilder allDtraceOutput = new StringBuilder();
+            for (String entry : dOut) {
+                allDtraceOutput.append(entry);
+            }
+            int matchCount = getMatchCount(allDtraceOutput.toString());
+            Asserts.assertEQ(matchCount, EXPECTED_MATCH_COUNT,
+                    "Unexpected output match amount. expected: "
+                    + EXPECTED_MATCH_COUNT + " but found " + matchCount);
+        }
+
+        protected int getMatchCount(String source) {
+            Matcher m = checkPattern.matcher(source);
+            int matchCount = 0;
+            while (m.find()) {
+                matchCount++;
+            }
+            return matchCount;
+        }
+    }
+}

hotspot/test/compiler/codecache/dtrace/SegmentedCodeCacheDtraceTestScript.d

@@ -0,0 +1,33 @@
+#!/usr/sbin/dtrace -s
+
+/*
+ Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+
+ This code is free software; you can redistribute it and/or modify it
+ under the terms of the GNU General Public License version 2 only, as
+ published by the Free Software Foundation.
+
+ This code is distributed in the hope that it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ version 2 for more details (a copy is included in the LICENSE file that
+ accompanied this code).
+
+ You should have received a copy of the GNU General Public License version
+ 2 along with this work; if not, write to the Free Software Foundation,
+ Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+
+ Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ or visit www.oracle.com if you need additional information or have any
+ questions.
+*/
+ 
+hotspot$target:::method-entry
+/ copyinstr(arg3, arg4) == "baz" /
+{
+    printf("ustack:\n");
+    ustack(50, 500);
+    printf("jstack:\n");
+    jstack();
+}

hotspot/test/compiler/codecache/dtrace/SegmentedCodeCacheDtraceTestWorker.java

@@ -0,0 +1,113 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import com.oracle.java.testlibrary.Utils;
+import java.lang.reflect.Executable;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+import sun.hotspot.WhiteBox;
+
+public class SegmentedCodeCacheDtraceTestWorker {
+
+    private static final String METHOD1_NAME = "foo";
+    private static final String METHOD2_NAME = "bar";
+    private static final String METHOD3_NAME = "baz";
+    public static final List<Executable> TESTED_METHODS_LIST;
+    private final WhiteBox wb;
+    private final int compLevels[];
+
+    static {
+        List<Executable> methods = new ArrayList<>();
+        try {
+            // method order is important. Need to place methods in call order,
+            // to be able to verify results later
+            methods.add(SegmentedCodeCacheDtraceTestWorker.class.getMethod(METHOD1_NAME));
+            methods.add(SegmentedCodeCacheDtraceTestWorker.class.getMethod(METHOD2_NAME));
+            methods.add(SegmentedCodeCacheDtraceTestWorker.class.getMethod(METHOD3_NAME));
+        } catch (NoSuchMethodException e) {
+            throw new Error("TESTBUG: no expected method found", e);
+        }
+        TESTED_METHODS_LIST = Collections.unmodifiableList(methods);
+    }
+
+    protected static final boolean BACKGROUND_COMPILATION
+            = WhiteBox.getWhiteBox().getBooleanVMFlag("BackgroundCompilation");
+
+    public static void main(String[] args) {
+        if (args.length != 2 * TESTED_METHODS_LIST.size()) {
+            throw new Error("Usage: java <thisClass> <fooCompLevel> <fooInlined>"
+                    + "<barCompLevel> <barInlined> "
+                    + "<bazCompLevel> <bazInlined>");
+        } else {
+            int compLevels[] = new int[TESTED_METHODS_LIST.size()];
+            boolean inlines[] = new boolean[TESTED_METHODS_LIST.size()];
+            for (int i = 0; i < TESTED_METHODS_LIST.size(); i++) {
+                compLevels[i] = Integer.parseInt(args[2 * i]);
+                inlines[i] = Boolean.parseBoolean(args[2 * i + 1]);
+            }
+            new SegmentedCodeCacheDtraceTestWorker(compLevels, inlines).test();
+        }
+    }
+
+    public SegmentedCodeCacheDtraceTestWorker(int compLevels[], boolean inlines[]) {
+        wb = WhiteBox.getWhiteBox();
+        this.compLevels = Arrays.copyOf(compLevels, compLevels.length);
+        for (int i = 0; i < compLevels.length; i++) {
+            if (inlines[i]) {
+                wb.testSetForceInlineMethod(TESTED_METHODS_LIST.get(i), true);
+            } else {
+                wb.testSetDontInlineMethod(TESTED_METHODS_LIST.get(i), true);
+            }
+        }
+    }
+
+    private void waitForCompilation(Executable executable, int compLevel) {
+        if (compLevel > 0) {
+            Utils.waitForCondition(() -> wb.isMethodCompiled(executable));
+        }
+    }
+
+    protected void test() {
+        for (int i = 0; i < TESTED_METHODS_LIST.size(); i++) {
+            Executable method = TESTED_METHODS_LIST.get(i);
+            int compLevel = compLevels[i];
+            wb.enqueueMethodForCompilation(method, compLevel);
+            waitForCompilation(method, compLevel);
+        }
+        foo();
+    }
+
+    public static void foo() {
+        bar();
+    }
+
+    public static void bar() {
+        baz();
+    }
+
+    public static void baz() {
+        System.out.println("Reached baz method");
+    }
+}

hotspot/test/compiler/codecache/jmx/BeanTypeTest.java

@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import com.oracle.java.testlibrary.Asserts;
+import java.lang.management.MemoryType;
+import sun.hotspot.code.BlobType;
+
+/**
+ * @test BeanTypeTest
+ * @library /testlibrary /../../test/lib
+ * @build BeanTypeTest
+ * @run main ClassFileInstaller sun.hotspot.WhiteBox
+ *     sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
+ *     -XX:+WhiteBoxAPI -XX:+SegmentedCodeCache BeanTypeTest
+ * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
+ *     -XX:+WhiteBoxAPI -XX:-SegmentedCodeCache BeanTypeTest
+ * @summary verify types of code cache memory pool bean
+ */
+public class BeanTypeTest {
+
+    public static void main(String args[]) {
+        for (BlobType bt : BlobType.getAvailable()) {
+            Asserts.assertEQ(MemoryType.NON_HEAP, bt.getMemoryPool().getType());
+        }
+    }
+}

hotspot/test/compiler/codecache/jmx/CodeCacheUtils.java

@@ -0,0 +1,101 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import com.oracle.java.testlibrary.Utils;
+import java.lang.management.MemoryPoolMXBean;
+import javax.management.Notification;
+import sun.hotspot.WhiteBox;
+import sun.hotspot.code.BlobType;
+import sun.hotspot.code.CodeBlob;
+
+public final class CodeCacheUtils {
+
+    /**
+    * Returns the value to be used for code heap allocation
+    */
+    public static final int ALLOCATION_SIZE
+            = Integer.getInteger("codecache.allocation.size", 100);
+    public static final WhiteBox WB = WhiteBox.getWhiteBox();
+    public static final long SEGMENT_SIZE
+            = WhiteBox.getWhiteBox().getUintxVMFlag("CodeCacheSegmentSize");
+    public static final long MIN_BLOCK_LENGTH
+            = WhiteBox.getWhiteBox().getUintxVMFlag("CodeCacheMinBlockLength");
+    public static final long MIN_ALLOCATION = SEGMENT_SIZE * MIN_BLOCK_LENGTH;
+
+    private CodeCacheUtils() {
+        // To prevent from instantiation
+    }
+
+    public static final void hitUsageThreshold(MemoryPoolMXBean bean,
+            BlobType btype) {
+        long initialSize = bean.getUsage().getUsed();
+        bean.setUsageThreshold(initialSize + 1);
+        long usageThresholdCount = bean.getUsageThresholdCount();
+        long addr = WB.allocateCodeBlob(1, btype.id);
+        WB.fullGC();
+        Utils.waitForCondition(()
+                -> bean.getUsageThresholdCount() == usageThresholdCount + 1);
+        WB.freeCodeBlob(addr);
+    }
+
+    public static final long getHeaderSize(BlobType btype) {
+        long addr = WB.allocateCodeBlob(0, btype.id);
+        int size = CodeBlob.getCodeBlob(addr).size;
+        WB.freeCodeBlob(addr);
+        return size;
+    }
+
+    public static String getPoolNameFromNotification(
+            Notification notification) {
+        return ((javax.management.openmbean.CompositeDataSupport)
+                notification.getUserData()).get("poolName").toString();
+    }
+
+    public static boolean isAvailableCodeHeapPoolName(String name) {
+        return BlobType.getAvailable().stream()
+                .map(BlobType::getMemoryPool)
+                .map(MemoryPoolMXBean::getName)
+                .filter(name::equals)
+                .findAny().isPresent();
+    }
+
+    /**
+     * A "non-nmethods" code heap is used by interpreter during bytecode
+     * execution, thus, it can't be predicted if this code heap usage will be
+     * increased or not. Same goes for 'All'.
+     *
+     * @param btype BlobType to be checked
+     * @return boolean value, true if respective code heap is predictable
+     */
+    public static boolean isCodeHeapPredictable(BlobType btype) {
+        return btype == BlobType.MethodNonProfiled
+                || btype == BlobType.MethodProfiled;
+    }
+
+    public static void disableCollectionUsageThresholds(){
+        BlobType.getAvailable().stream()
+                .map(BlobType::getMemoryPool)
+                .filter(MemoryPoolMXBean::isCollectionUsageThresholdSupported)
+                .forEach(b -> b.setCollectionUsageThreshold(0L));
+    }
+}

hotspot/test/compiler/codecache/jmx/CodeHeapBeanPresenceTest.java

@@ -0,0 +1,55 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import com.oracle.java.testlibrary.Asserts;
+import java.util.EnumSet;
+import sun.hotspot.code.BlobType;
+
+/**
+ * @test CodeHeapBeanPresenceTest
+ * @library /testlibrary /../../test/lib
+ * @build CodeHeapBeanPresenceTest
+ * @run main ClassFileInstaller sun.hotspot.WhiteBox
+ *     sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
+ *     -XX:+WhiteBoxAPI -XX:-SegmentedCodeCache CodeHeapBeanPresenceTest
+ * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
+ *     -XX:+WhiteBoxAPI -XX:+SegmentedCodeCache CodeHeapBeanPresenceTest
+ * @summary verify CodeHeap bean presence
+ */
+public class CodeHeapBeanPresenceTest {
+
+    public static void main(String args[]) {
+        EnumSet<BlobType> shouldBeAvailable = BlobType.getAvailable();
+        EnumSet<BlobType> shouldNotBeAvailable
+                = EnumSet.complementOf(shouldBeAvailable);
+        for (BlobType btype : shouldBeAvailable) {
+            Asserts.assertNotNull(btype.getMemoryPool(),
+                    "Can't find memory pool for " + btype.name());
+        }
+        for (BlobType btype : shouldNotBeAvailable) {
+            Asserts.assertNull(btype.getMemoryPool(),
+                    "Memory pool unexpected for " + btype.name());
+        }
+    }
+}

hotspot/test/compiler/codecache/jmx/GetUsageTest.java

@@ -0,0 +1,109 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import com.oracle.java.testlibrary.Asserts;
+import java.lang.management.MemoryPoolMXBean;
+import java.util.HashMap;
+import java.util.Map;
+import sun.hotspot.code.BlobType;
+
+/*
+ * @test GetUsageTest
+ * @library /testlibrary /../../test/lib
+ * @build GetUsageTest
+ * @run main ClassFileInstaller sun.hotspot.WhiteBox
+ *     sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm -Xbootclasspath/a:. -XX:CompileCommand=compileonly,null::*
+ *     -XX:-UseCodeCacheFlushing -XX:-MethodFlushing -XX:+SegmentedCodeCache
+ *     -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI GetUsageTest
+ * @summary testing of getUsage() for segmented code cache
+ */
+public class GetUsageTest {
+
+    private final BlobType btype;
+    private final int allocateSize;
+
+    public GetUsageTest(BlobType btype, int allocSize) {
+        this.btype = btype;
+        this.allocateSize = allocSize;
+    }
+
+    public static void main(String[] args) throws Exception {
+        for (BlobType btype : BlobType.getAvailable()) {
+            if (CodeCacheUtils.isCodeHeapPredictable(btype)) {
+                for (int allocSize = 10; allocSize < 100000; allocSize *= 10) {
+                    new GetUsageTest(btype, allocSize).runTest();
+                }
+            }
+        }
+    }
+
+    protected final Map<MemoryPoolMXBean, Long> getBeanUsages() {
+        Map<MemoryPoolMXBean, Long> beanUsages = new HashMap<>();
+        for (BlobType bt : BlobType.getAvailable()) {
+            beanUsages.put(bt.getMemoryPool(),
+                    bt.getMemoryPool().getUsage().getUsed());
+        }
+        return beanUsages;
+    }
+
+    protected void runTest() {
+        MemoryPoolMXBean[] predictableBeans = BlobType.getAvailable().stream()
+                .filter(CodeCacheUtils::isCodeHeapPredictable)
+                .map(BlobType::getMemoryPool)
+                .toArray(MemoryPoolMXBean[]::new);
+        Map<MemoryPoolMXBean, Long> initial = getBeanUsages();
+        long addr = 0;
+        try {
+            addr = CodeCacheUtils.WB.allocateCodeBlob(allocateSize, btype.id);
+            Map<MemoryPoolMXBean, Long> current = getBeanUsages();
+            long blockCount = Math.floorDiv(allocateSize
+                    + CodeCacheUtils.getHeaderSize(btype)
+                    + CodeCacheUtils.SEGMENT_SIZE - 1, CodeCacheUtils.SEGMENT_SIZE);
+            long usageUpperEstimate = Math.max(blockCount,
+                    CodeCacheUtils.MIN_BLOCK_LENGTH) * CodeCacheUtils.SEGMENT_SIZE;
+            for (MemoryPoolMXBean entry : predictableBeans) {
+                long diff = current.get(entry) - initial.get(entry);
+                if (entry.equals(btype.getMemoryPool())) {
+                    Asserts.assertFalse(diff <= 0L || diff > usageUpperEstimate,
+                            String.format("Pool %s usage increase was reported "
+                                    + "unexpectedly as increased by %d using "
+                                    + "allocation size %d", entry.getName(),
+                                    diff, allocateSize));
+                } else {
+                    Asserts.assertEQ(diff, 0L,
+                            String.format("Pool %s usage changed unexpectedly while"
+                                    + " trying to increase: %s using allocation "
+                                    + "size %d", entry.getName(),
+                                    btype.getMemoryPool().getName(), allocateSize));
+                }
+            }
+        } finally {
+            if (addr != 0) {
+                CodeCacheUtils.WB.freeCodeBlob(addr);
+            }
+        }
+        System.out.printf("INFO: Scenario finished successfully for %s%n",
+                btype.getMemoryPool().getName());
+    }
+}

hotspot/test/compiler/codecache/jmx/InitialAndMaxUsageTest.java

@@ -0,0 +1,107 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import com.oracle.java.testlibrary.Asserts;
+import java.lang.management.MemoryPoolMXBean;
+import java.util.ArrayList;
+import java.util.List;
+import sun.hotspot.code.BlobType;
+
+/*
+ * @test InitialAndMaxUsageTest
+ * @library /testlibrary /../../test/lib
+ * @build InitialAndMaxUsageTest
+ * @run main ClassFileInstaller sun.hotspot.WhiteBox
+ *     sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm -Xbootclasspath/a:. -XX:-UseCodeCacheFlushing
+ *     -XX:-MethodFlushing -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
+ *     -XX:+SegmentedCodeCache -XX:CompileCommand=compileonly,null::*
+ *     InitialAndMaxUsageTest
+ * @summary testing of initial and max usage
+ */
+public class InitialAndMaxUsageTest {
+
+    private static final double CACHE_USAGE_COEF = 0.95d;
+    private final BlobType btype;
+    private final boolean lowerBoundIsZero;
+    private final long maxSize;
+
+    public InitialAndMaxUsageTest(BlobType btype) {
+        this.btype = btype;
+        this.maxSize = btype.getSize();
+        /* Only profiled code cache initial size should be 0, because of
+         -XX:CompileCommand=compileonly,null::* non-methods might be not empty,
+         as well as non-profiled methods, because it's used as fallback in
+         case non-methods is full */
+        lowerBoundIsZero = btype == BlobType.MethodProfiled;
+    }
+
+    public static void main(String[] args) {
+        for (BlobType btype : BlobType.getAvailable()) {
+            new InitialAndMaxUsageTest(btype).runTest();
+        }
+    }
+
+    private void fillWithSize(long size, List<Long> blobs) {
+        long blob;
+        while ((blob = CodeCacheUtils.WB.allocateCodeBlob(size, btype.id))
+                != 0L) {
+            blobs.add(blob);
+        }
+    }
+
+    protected void runTest() {
+        long headerSize = CodeCacheUtils.getHeaderSize(btype);
+        MemoryPoolMXBean bean = btype.getMemoryPool();
+        long initialUsage = btype.getMemoryPool().getUsage().getUsed();
+        System.out.printf("INFO: trying to test %s of max size %d and initial"
+                + " usage %d%n", bean.getName(), maxSize, initialUsage);
+        Asserts.assertLT(initialUsage + headerSize + 1L, maxSize,
+                "Initial usage is close to total size for " + bean.getName());
+        if (lowerBoundIsZero) {
+            Asserts.assertEQ(initialUsage, 0L, "Unexpected initial usage");
+        }
+        ArrayList<Long> blobs = new ArrayList<>();
+        long minAllocationUnit = CodeCacheUtils.MIN_ALLOCATION - headerSize;
+        /* now filling code cache with large-sized allocation first, since
+         lots of small allocations takes too much time, so, just a small
+         optimization */
+        try {
+            for (int coef = 1000000; coef > 0; coef /= 10) {
+                fillWithSize(coef * minAllocationUnit, blobs);
+            }
+            Asserts.assertGT((double) bean.getUsage().getUsed(),
+                    CACHE_USAGE_COEF * maxSize, String.format("Unable to fill "
+                            + "more than %f of %s. Reported usage is %d ",
+                            CACHE_USAGE_COEF, bean.getName(),
+                            bean.getUsage().getUsed()));
+        } finally {
+            for (long entry : blobs) {
+                CodeCacheUtils.WB.freeCodeBlob(entry);
+            }
+        }
+        System.out.printf("INFO: Scenario finished successfully for %s%n",
+                bean.getName());
+    }
+
+}

hotspot/test/compiler/codecache/jmx/ManagerNamesTest.java

@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import com.oracle.java.testlibrary.Asserts;
+import java.lang.management.MemoryPoolMXBean;
+import sun.hotspot.code.BlobType;
+
+/**
+ * @test ManagerNamesTest
+ * @library /testlibrary /../../test/lib
+ * @build ManagerNamesTest
+ * @run main ClassFileInstaller sun.hotspot.WhiteBox
+ *     sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
+ *     -XX:+WhiteBoxAPI -XX:+SegmentedCodeCache ManagerNamesTest
+ * * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
+ *     -XX:+WhiteBoxAPI -XX:-SegmentedCodeCache ManagerNamesTest
+ * @summary verify getMemoryManageNames calls in case of segmented code cache
+ */
+public class ManagerNamesTest {
+
+    private final MemoryPoolMXBean bean;
+    private final static String POOL_NAME = "CodeCacheManager";
+
+    public static void main(String args[]) {
+        for (BlobType btype : BlobType.getAvailable()) {
+            new ManagerNamesTest(btype).runTest();
+        }
+    }
+
+    public ManagerNamesTest(BlobType btype) {
+        bean = btype.getMemoryPool();
+    }
+
+    protected void runTest() {
+        String[] names = bean.getMemoryManagerNames();
+        Asserts.assertEQ(names.length, 1,
+                "Unexpected length of MemoryManagerNames");
+        Asserts.assertEQ(POOL_NAME, names[0],
+                "Unexpected value of MemoryManagerName");
+        System.out.printf("INFO: Scenario finished successfully for %s%n",
+                bean.getName());
+    }
+}

hotspot/test/compiler/codecache/jmx/MemoryPoolsPresenceTest.java

@@ -0,0 +1,77 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import com.oracle.java.testlibrary.Asserts;
+import java.lang.management.ManagementFactory;
+import java.lang.management.MemoryManagerMXBean;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+import sun.hotspot.code.BlobType;
+
+/**
+ * @test MemoryPoolsPresenceTest
+ * @library /testlibrary /../../test/lib
+ * @build MemoryPoolsPresenceTest
+ * @run main ClassFileInstaller sun.hotspot.WhiteBox
+ *     sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
+ *     -XX:+WhiteBoxAPI -XX:+SegmentedCodeCache MemoryPoolsPresenceTest
+ * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
+ *     -XX:+WhiteBoxAPI -XX:-SegmentedCodeCache MemoryPoolsPresenceTest
+ * @summary verify that MemoryManagerMXBean exists for every code cache segment
+ */
+public class MemoryPoolsPresenceTest {
+
+    private static final String CC_MANAGER = "CodeCacheManager";
+    private final Map<String, Integer> counters = new HashMap<>();
+
+    public static void main(String args[]) {
+        new MemoryPoolsPresenceTest().runTest();
+    }
+
+    protected void runTest() {
+        List<MemoryManagerMXBean> beans
+                = ManagementFactory.getMemoryManagerMXBeans();
+        Optional<MemoryManagerMXBean> any = beans
+                .stream()
+                .filter(bean -> CC_MANAGER.equals(bean.getName()))
+                .findAny();
+        Asserts.assertTrue(any.isPresent(), "Bean not found: " + CC_MANAGER);
+        MemoryManagerMXBean ccManager = any.get();
+        Asserts.assertNotNull(ccManager, "Found null for " + CC_MANAGER);
+        String names[] = ccManager.getMemoryPoolNames();
+        for (String name : names) {
+            counters.put(name, counters.containsKey(name)
+                    ? counters.get(name) + 1 : 1);
+        }
+        for (BlobType btype : BlobType.getAvailable()) {
+            Asserts.assertEQ(counters.get(btype.getMemoryPool().getName()), 1,
+                    "Found unexpected amount of beans for pool "
+                    + btype.getMemoryPool().getName());
+        }
+        Asserts.assertEQ(BlobType.getAvailable().size(),
+                counters.keySet().size(), "Unexpected amount of bean names");
+    }
+}

hotspot/test/compiler/codecache/jmx/PeakUsageTest.java

@@ -0,0 +1,97 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import com.oracle.java.testlibrary.Asserts;
+import java.lang.management.MemoryPoolMXBean;
+import sun.hotspot.code.BlobType;
+
+/*
+ * @test PeakUsageTest
+ * @library /testlibrary /../../test/lib
+ * @build PeakUsageTest
+ * @run main ClassFileInstaller sun.hotspot.WhiteBox
+ *     sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
+ *     -XX:+WhiteBoxAPI -XX:+SegmentedCodeCache
+ *     -XX:CompileCommand=compileonly,null::* PeakUsageTest
+ * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
+ *     -XX:+WhiteBoxAPI -XX:-SegmentedCodeCache
+ *     -XX:CompileCommand=compileonly,null::* PeakUsageTest
+ * @summary testing of getPeakUsage() and resetPeakUsage for
+ *     segmented code cache
+ */
+public class PeakUsageTest {
+
+    private final BlobType btype;
+
+    public PeakUsageTest(BlobType btype) {
+        this.btype = btype;
+    }
+
+    public static void main(String[] args) {
+        for (BlobType btype : BlobType.getAvailable()) {
+            if (CodeCacheUtils.isCodeHeapPredictable(btype)) {
+                new PeakUsageTest(btype).runTest();
+            }
+        }
+    }
+
+    protected void runTest() {
+        MemoryPoolMXBean bean = btype.getMemoryPool();
+        bean.resetPeakUsage();
+        long addr = CodeCacheUtils.WB.allocateCodeBlob(
+                CodeCacheUtils.ALLOCATION_SIZE, btype.id);
+        long newPeakUsage = bean.getPeakUsage().getUsed();
+        try {
+            Asserts.assertEQ(newPeakUsage, bean.getUsage().getUsed(),
+                    "Peak usage does not match usage after allocation for "
+                    + bean.getName());
+        } finally {
+            if (addr != 0) {
+                CodeCacheUtils.WB.freeCodeBlob(addr);
+            }
+        }
+        Asserts.assertEQ(newPeakUsage, bean.getPeakUsage().getUsed(),
+                "Code cache peak usage has changed after usage decreased for "
+                + bean.getName());
+        bean.resetPeakUsage();
+        Asserts.assertEQ(bean.getPeakUsage().getUsed(),
+                bean.getUsage().getUsed(),
+                "Code cache peak usage is not equal to usage after reset for "
+                + bean.getName());
+        long addr2 = CodeCacheUtils.WB.allocateCodeBlob(
+                CodeCacheUtils.ALLOCATION_SIZE, btype.id);
+        try {
+            Asserts.assertEQ(bean.getPeakUsage().getUsed(),
+                    bean.getUsage().getUsed(),
+                    "Code cache peak usage is not equal to usage after fresh "
+                    + "allocation for " + bean.getName());
+        } finally {
+            if (addr2 != 0) {
+                CodeCacheUtils.WB.freeCodeBlob(addr2);
+            }
+        }
+        System.out.printf("INFO: Scenario finished successfully for %s%n",
+                bean.getName());
+    }
+}

hotspot/test/compiler/codecache/jmx/PoolsIndependenceTest.java

@@ -0,0 +1,131 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import com.oracle.java.testlibrary.Asserts;
+import com.oracle.java.testlibrary.Utils;
+import java.lang.management.ManagementFactory;
+import java.lang.management.MemoryNotificationInfo;
+import java.lang.management.MemoryPoolMXBean;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.concurrent.atomic.AtomicInteger;
+import javax.management.ListenerNotFoundException;
+import javax.management.Notification;
+import javax.management.NotificationEmitter;
+import javax.management.NotificationListener;
+import sun.hotspot.code.BlobType;
+
+/*
+ * @test PoolsIndependenceTest
+ * @library /testlibrary /../../test/lib
+ * @build PoolsIndependenceTest
+ * @run main ClassFileInstaller sun.hotspot.WhiteBox
+ *     sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm -Xbootclasspath/a:. -XX:-UseCodeCacheFlushing
+ *     -XX:-MethodFlushing -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
+ *     -XX:+SegmentedCodeCache PoolsIndependenceTest
+ * @summary testing of getUsageThreshold()
+ */
+public class PoolsIndependenceTest implements NotificationListener {
+
+    private final Map<String, AtomicInteger> counters;
+    private final BlobType btype;
+    private volatile long lastEventTimestamp;
+
+    public PoolsIndependenceTest(BlobType btype) {
+        counters = new HashMap<>();
+        for (BlobType bt : BlobType.getAvailable()) {
+            counters.put(bt.getMemoryPool().getName(), new AtomicInteger(0));
+        }
+        this.btype = btype;
+        lastEventTimestamp = 0;
+        CodeCacheUtils.disableCollectionUsageThresholds();
+    }
+
+    public static void main(String[] args) {
+        for (BlobType bt : BlobType.getAvailable()) {
+            new PoolsIndependenceTest(bt).runTest();
+        }
+    }
+
+    protected void runTest() {
+        MemoryPoolMXBean bean = btype.getMemoryPool();
+        ((NotificationEmitter) ManagementFactory.getMemoryMXBean()).
+                addNotificationListener(this, null, null);
+        bean.setUsageThreshold(bean.getUsage().getUsed() + 1);
+        long beginTimestamp = System.currentTimeMillis();
+        CodeCacheUtils.WB.allocateCodeBlob(
+                CodeCacheUtils.ALLOCATION_SIZE, btype.id);
+        CodeCacheUtils.WB.fullGC();
+        /* waiting for expected event to be received plus double the time took
+         to receive expected event(for possible unexpected) and
+         plus 1 second in case expected event received (almost)immediately */
+        Utils.waitForCondition(() -> {
+            long currentTimestamp = System.currentTimeMillis();
+            int eventsCount
+                    = counters.get(btype.getMemoryPool().getName()).get();
+            if (eventsCount > 0) {
+                if (eventsCount > 1) {
+                    return true;
+                }
+                long timeLastEventTook
+                        = beginTimestamp - lastEventTimestamp;
+                long timeoutValue
+                        = 1000L + beginTimestamp + 3L * timeLastEventTook;
+                return currentTimestamp > timeoutValue;
+            }
+            return false;
+        });
+        for (BlobType bt : BlobType.getAvailable()) {
+            int expectedNotificationsAmount = bt.equals(btype) ? 1 : 0;
+            Asserts.assertEQ(counters.get(bt.getMemoryPool().getName()).get(),
+                    expectedNotificationsAmount, String.format("Unexpected "
+                            + "amount of notifications for pool: %s",
+                            bt.getMemoryPool().getName()));
+        }
+        try {
+            ((NotificationEmitter) ManagementFactory.getMemoryMXBean()).
+                    removeNotificationListener(this);
+        } catch (ListenerNotFoundException ex) {
+            throw new AssertionError("Can't remove notification listener", ex);
+        }
+        System.out.printf("INFO: Scenario with %s finished%n", bean.getName());
+    }
+
+    @Override
+    public void handleNotification(Notification notification, Object handback) {
+        String nType = notification.getType();
+        String poolName
+                = CodeCacheUtils.getPoolNameFromNotification(notification);
+        // consider code cache events only
+        if (CodeCacheUtils.isAvailableCodeHeapPoolName(poolName)) {
+            Asserts.assertEQ(MemoryNotificationInfo.MEMORY_THRESHOLD_EXCEEDED,
+                    nType, "Unexpected event received: " + nType);
+            // receiving events from available CodeCache-related beans only
+            if (counters.get(poolName) != null) {
+                counters.get(poolName).incrementAndGet();
+                lastEventTimestamp = System.currentTimeMillis();
+            }
+        }
+    }
+}

hotspot/test/compiler/codecache/jmx/ThresholdNotificationsTest.java

@@ -0,0 +1,102 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import com.oracle.java.testlibrary.Asserts;
+import com.oracle.java.testlibrary.Utils;
+import java.lang.management.ManagementFactory;
+import java.lang.management.MemoryNotificationInfo;
+import java.lang.management.MemoryPoolMXBean;
+import javax.management.ListenerNotFoundException;
+import javax.management.Notification;
+import javax.management.NotificationEmitter;
+import javax.management.NotificationListener;
+import sun.hotspot.code.BlobType;
+
+/*
+ * @test ThresholdNotificationsTest
+ * @library /testlibrary /../../test/lib
+ * @build ThresholdNotificationsTest
+ * @run main ClassFileInstaller sun.hotspot.WhiteBox
+ *     sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm -Xbootclasspath/a:. -XX:-UseCodeCacheFlushing
+ *     -XX:-MethodFlushing -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
+ *     -XX:+SegmentedCodeCache -XX:CompileCommand=compileonly,null::*
+ *     ThresholdNotificationsTest
+ * @summary testing of getUsageThreshold()
+ */
+public class ThresholdNotificationsTest implements NotificationListener {
+
+    private final static long WAIT_TIME = 10000L;
+    private volatile long counter;
+    private final BlobType btype;
+
+    public static void main(String[] args) {
+        for (BlobType bt : BlobType.getAvailable()) {
+            new ThresholdNotificationsTest(bt).runTest();
+        }
+    }
+
+    public ThresholdNotificationsTest(BlobType btype) {
+        this.btype = btype;
+        counter = 0L;
+        CodeCacheUtils.disableCollectionUsageThresholds();
+    }
+
+    @Override
+    public void handleNotification(Notification notification, Object handback) {
+        String nType = notification.getType();
+        String poolName
+                = CodeCacheUtils.getPoolNameFromNotification(notification);
+        // consider code cache events only
+        if (CodeCacheUtils.isAvailableCodeHeapPoolName(poolName)) {
+            Asserts.assertEQ(MemoryNotificationInfo.MEMORY_THRESHOLD_EXCEEDED,
+                    nType, "Unexpected event received: " + nType);
+            if (poolName.equals(btype.getMemoryPool().getName())) {
+                counter++;
+            }
+        }
+    }
+
+    protected void runTest() {
+        int iterationsCount =
+            Integer.getInteger("com.oracle.java.testlibrary.iterations", 1);
+        MemoryPoolMXBean bean = btype.getMemoryPool();
+        ((NotificationEmitter) ManagementFactory.getMemoryMXBean()).
+                addNotificationListener(this, null, null);
+        for (int i = 0; i < iterationsCount; i++) {
+            CodeCacheUtils.hitUsageThreshold(bean, btype);
+        }
+        Asserts.assertTrue(
+                Utils.waitForCondition(
+                        () -> counter == iterationsCount, WAIT_TIME),
+                "Couldn't receive expected notifications count");
+        try {
+            ((NotificationEmitter) ManagementFactory.getMemoryMXBean()).
+                    removeNotificationListener(this);
+        } catch (ListenerNotFoundException ex) {
+            throw new AssertionError("Can't remove notification listener", ex);
+        }
+        System.out.printf("INFO: Scenario finished successfully for %s%n",
+                bean.getName());
+    }
+}

hotspot/test/compiler/codecache/jmx/UsageThresholdExceededSeveralTimesTest.java

@@ -0,0 +1,36 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * @test UsageThresholdExceededSeveralTimesTest
+ * @library /testlibrary /../../test/lib
+ * @build UsageThresholdExceededTest
+ * @run main ClassFileInstaller sun.hotspot.WhiteBox
+ *     sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm -Xbootclasspath/a:. -XX:-UseCodeCacheFlushing
+ *     -XX:-MethodFlushing -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
+ *     -XX:+SegmentedCodeCache -XX:CompileCommand=compileonly,null::*
+ *     -Dcom.oracle.java.testlibrary.iterations=10 UsageThresholdExceededTest
+ * @summary verifying that getUsageThresholdCount() returns correct value
+ *     after threshold has been hit several times
+ */

hotspot/test/compiler/codecache/jmx/UsageThresholdExceededTest.java

@@ -0,0 +1,73 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import com.oracle.java.testlibrary.Asserts;
+import java.lang.management.MemoryPoolMXBean;
+import sun.hotspot.code.BlobType;
+
+/*
+ * @test UsageThresholdExceededTest
+ * @library /testlibrary /../../test/lib
+ * @build UsageThresholdExceededTest
+ * @run main ClassFileInstaller sun.hotspot.WhiteBox
+ *     sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
+ *     -XX:+WhiteBoxAPI -XX:+SegmentedCodeCache -XX:-UseCodeCacheFlushing
+ *     -XX:-MethodFlushing -XX:CompileCommand=compileonly,null::*
+ *     UsageThresholdExceededTest
+ * @summary verifying that getUsageThresholdCount() returns correct value
+ *     after threshold has been hit
+ */
+public class UsageThresholdExceededTest {
+
+    protected final int iterations;
+    private final BlobType btype;
+
+    public UsageThresholdExceededTest(BlobType btype, int iterations) {
+        this.btype = btype;
+        this.iterations = iterations;
+    }
+
+    public static void main(String[] args) {
+        int iterationsCount =
+            Integer.getInteger("com.oracle.java.testlibrary.iterations", 1);
+        for (BlobType btype : BlobType.getAvailable()) {
+            if (CodeCacheUtils.isCodeHeapPredictable(btype)) {
+                new UsageThresholdExceededTest(btype, iterationsCount)
+                        .runTest();
+            }
+        }
+    }
+
+    protected void runTest() {
+        MemoryPoolMXBean bean = btype.getMemoryPool();
+        long oldValue = bean.getUsageThresholdCount();
+        for (int i = 0; i < iterations; i++) {
+            CodeCacheUtils.hitUsageThreshold(bean, btype);
+        }
+        Asserts.assertEQ(bean.getUsageThresholdCount(), oldValue + iterations,
+                "Unexpected threshold usage count");
+        System.out.printf("INFO: Scenario finished successfully for %s%n",
+                bean.getName());
+    }
+}

hotspot/test/compiler/codecache/jmx/UsageThresholdIncreasedTest.java

@@ -0,0 +1,88 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import com.oracle.java.testlibrary.Asserts;
+import java.lang.management.MemoryPoolMXBean;
+import sun.hotspot.code.BlobType;
+
+/*
+ * @test UsageThresholdIncreasedTest
+ * @library /testlibrary /../../test/lib
+ * @build UsageThresholdIncreasedTest
+ * @run main ClassFileInstaller sun.hotspot.WhiteBox
+ *     sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
+ *     -XX:+WhiteBoxAPI -XX:+SegmentedCodeCache -XX:-UseCodeCacheFlushing
+ *     -XX:-MethodFlushing -XX:CompileCommand=compileonly,null::*
+ *     UsageThresholdIncreasedTest
+ * @summary verifying that threshold hasn't been hit after allocation smaller
+ *     than threshold value and that threshold value can be changed
+ */
+public class UsageThresholdIncreasedTest {
+
+    private static final int ALLOCATION_STEP = 5;
+    private static final long THRESHOLD_STEP = ALLOCATION_STEP
+            * CodeCacheUtils.MIN_ALLOCATION;
+    private final BlobType btype;
+
+    public UsageThresholdIncreasedTest(BlobType btype) {
+        this.btype = btype;
+    }
+
+    public static void main(String[] args) {
+        for (BlobType btype : BlobType.getAvailable()) {
+            new UsageThresholdIncreasedTest(btype).runTest();
+        }
+    }
+
+    private void checkUsageThresholdCount(MemoryPoolMXBean bean, long count){
+        Asserts.assertEQ(bean.getUsageThresholdCount(), count,
+                String.format("Usage threshold was hit: %d times for %s "
+                        + "Threshold value: %d with current usage: %d",
+                        bean.getUsageThresholdCount(), bean.getName(),
+                        bean.getUsageThreshold(), bean.getUsage().getUsed()));
+    }
+
+    protected void runTest() {
+        long headerSize = CodeCacheUtils.getHeaderSize(btype);
+        long allocationUnit = CodeCacheUtils.MIN_ALLOCATION - headerSize;
+        MemoryPoolMXBean bean = btype.getMemoryPool();
+        long initialCount = bean.getUsageThresholdCount();
+        long initialSize = bean.getUsage().getUsed();
+        bean.setUsageThreshold(initialSize + THRESHOLD_STEP);
+        for (int i = 0; i < ALLOCATION_STEP - 1; i++) {
+            CodeCacheUtils.WB.allocateCodeBlob(allocationUnit, btype.id);
+        }
+        // Usage threshold check is triggered by GC cycle, so, call it
+        CodeCacheUtils.WB.fullGC();
+        checkUsageThresholdCount(bean, initialCount);
+        long filledSize = bean.getUsage().getUsed();
+        bean.setUsageThreshold(filledSize + THRESHOLD_STEP);
+        for (int i = 0; i < ALLOCATION_STEP - 1; i++) {
+            CodeCacheUtils.WB.allocateCodeBlob(allocationUnit, btype.id);
+        }
+        CodeCacheUtils.WB.fullGC();
+        checkUsageThresholdCount(bean, initialCount);
+        System.out.println("INFO: Case finished successfully for " + bean.getName());
+    }
+}

hotspot/test/compiler/codecache/jmx/UsageThresholdNotExceededTest.java

@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import com.oracle.java.testlibrary.Asserts;
+import java.lang.management.MemoryPoolMXBean;
+import sun.hotspot.code.BlobType;
+
+/*
+ * @test UsageThresholdNotExceededTest
+ * @library /testlibrary /../../test/lib
+ * @build UsageThresholdNotExceededTest
+ * @run main ClassFileInstaller sun.hotspot.WhiteBox
+ *     sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm -Xbootclasspath/a:. -XX:-UseCodeCacheFlushing
+ *     -XX:-MethodFlushing -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
+ *     -XX:+SegmentedCodeCache -XX:CompileCommand=compileonly,null::*
+ *     UsageThresholdNotExceededTest
+ * @summary verifying that usage threshold not exceeded while allocating less
+ *     than usage threshold
+ */
+public class UsageThresholdNotExceededTest {
+
+    private final BlobType btype;
+
+    public UsageThresholdNotExceededTest(BlobType btype) {
+        this.btype = btype;
+    }
+
+    public static void main(String[] args) {
+        for (BlobType btype : BlobType.getAvailable()) {
+            if (CodeCacheUtils.isCodeHeapPredictable(btype)) {
+                new UsageThresholdNotExceededTest(btype).runTest();
+            }
+        }
+    }
+
+    protected void runTest() {
+        MemoryPoolMXBean bean = btype.getMemoryPool();
+        long initialThresholdCount = bean.getUsageThresholdCount();
+        long initialUsage = bean.getUsage().getUsed();
+        bean.setUsageThreshold(initialUsage + 1 + CodeCacheUtils.MIN_ALLOCATION);
+        CodeCacheUtils.WB.allocateCodeBlob(CodeCacheUtils.MIN_ALLOCATION
+                - CodeCacheUtils.getHeaderSize(btype), btype.id);
+        // a gc cycle triggers usage threshold recalculation
+        CodeCacheUtils.WB.fullGC();
+        Asserts.assertEQ(bean.getUsageThresholdCount(), initialThresholdCount,
+                String.format("Usage threshold was hit: %d  times for %s. "
+                        + "Threshold value: %d with current usage: %d",
+                        bean.getUsageThresholdCount(), bean.getName(),
+                        bean.getUsageThreshold(), bean.getUsage().getUsed()));
+
+        System.out.println("INFO: Case finished successfully for "
+                + bean.getName());
+    }
+}

hotspot/test/compiler/rtm/locking/TestRTMAbortRatio.java

@@ -127,10 +127,7 @@ public class TestRTMAbortRatio extends CommandLineOptionTest {
 
         @Override
         public String[] getMethodsToCompileNames() {
-            return new String[] {
-                    getMethodWithLockName(),
-                    Unsafe.class.getName() + "::addressSize"
-            };
+            return new String[] { getMethodWithLockName() };
         }
 
         public void lock(boolean abort) {
@@ -148,10 +145,12 @@ public class TestRTMAbortRatio extends CommandLineOptionTest {
         public static void main(String args[]) throws Throwable {
             Asserts.assertGTE(args.length, 1, "One argument required.");
             Test t = new Test();
-            if (Boolean.valueOf(args[0])) {
+            boolean shouldBeInflated = Boolean.valueOf(args[0]);
+            if (shouldBeInflated) {
                 AbortProvoker.inflateMonitor(t.monitor);
             }
             for (int i = 0; i < Test.TOTAL_ITERATIONS; i++) {
+                AbortProvoker.verifyMonitorState(t.monitor, shouldBeInflated);
                 t.lock(i >= Test.WARMUP_ITERATIONS);
             }
         }

hotspot/test/compiler/rtm/locking/TestRTMAfterNonRTMDeopt.java

@@ -157,10 +157,7 @@ public class TestRTMAfterNonRTMDeopt extends CommandLineOptionTest {
 
         @Override
         public String[] getMethodsToCompileNames() {
-            return new String[] {
-                getMethodWithLockName(),
-                sun.misc.Unsafe.class.getName() + "::forceAbort"
-            };
+            return new String[] { getMethodWithLockName() };
         }
 
         public void forceAbort(int a[], boolean abort) {
@@ -183,13 +180,15 @@ public class TestRTMAfterNonRTMDeopt extends CommandLineOptionTest {
         public static void main(String args[]) throws Throwable {
             Test t = new Test();
 
-            if (Boolean.valueOf(args[0])) {
+            boolean shouldBeInflated = Boolean.valueOf(args[0]);
+            if (shouldBeInflated) {
                 AbortProvoker.inflateMonitor(t.monitor);
             }
 
             int tmp[] = new int[1];
 
             for (int i = 0; i < Test.ITERATIONS; i++ ) {
+                AbortProvoker.verifyMonitorState(t.monitor, shouldBeInflated);
                 if (i == Test.RANGE_CHECK_AT) {
                     t.forceAbort(new int[0], false);
                 } else {

hotspot/test/compiler/rtm/locking/TestRTMDeoptOnLowAbortRatio.java

@@ -130,10 +130,7 @@ public class TestRTMDeoptOnLowAbortRatio extends CommandLineOptionTest {
 
         @Override
         public String[] getMethodsToCompileNames() {
-            return new String[] {
-                getMethodWithLockName(),
-                sun.misc.Unsafe.class.getName() + "::addressSize"
-            };
+            return new String[] { getMethodWithLockName() };
         }
 
         public void forceAbort(boolean abort) {
@@ -151,11 +148,12 @@ public class TestRTMDeoptOnLowAbortRatio extends CommandLineOptionTest {
         public static void main(String args[]) throws Throwable {
             Asserts.assertGTE(args.length, 1, "One argument required.");
             Test t = new Test();
-
-            if (Boolean.valueOf(args[0])) {
+            boolean shouldBeInflated = Boolean.valueOf(args[0]);
+            if (shouldBeInflated) {
                 AbortProvoker.inflateMonitor(t.monitor);
             }
             for (int i = 0; i < AbortProvoker.DEFAULT_ITERATIONS; i++) {
+                AbortProvoker.verifyMonitorState(t.monitor, shouldBeInflated);
                 t.forceAbort(
                         i == TestRTMDeoptOnLowAbortRatio.LOCKING_THRESHOLD);
             }

hotspot/test/compiler/rtm/locking/TestRTMLockingThreshold.java

@@ -143,10 +143,7 @@ public class TestRTMLockingThreshold extends CommandLineOptionTest {
 
         @Override
         public String[] getMethodsToCompileNames() {
-            return new String[] {
-                getMethodWithLockName(),
-                sun.misc.Unsafe.class.getName() + "::addressSize"
-            };
+            return new String[] { getMethodWithLockName() };
         }
 
         public void lock(boolean abort) {
@@ -164,11 +161,12 @@ public class TestRTMLockingThreshold extends CommandLineOptionTest {
         public static void main(String args[]) throws Throwable {
             Asserts.assertGTE(args.length, 1, "One argument required.");
             Test t = new Test();
-
-            if (Boolean.valueOf(args[0])) {
+            boolean shouldBeInflated = Boolean.valueOf(args[0]);
+            if (shouldBeInflated) {
                 AbortProvoker.inflateMonitor(t.monitor);
             }
             for (int i = 0; i < Test.TOTAL_ITERATIONS; i++) {
+                AbortProvoker.verifyMonitorState(t.monitor, shouldBeInflated);
                 t.lock(i % 2 == 1);
             }
         }

hotspot/test/compiler/rtm/locking/TestRTMTotalCountIncrRate.java

@@ -117,9 +117,7 @@ public class TestRTMTotalCountIncrRate extends CommandLineOptionTest {
 
         @Override
         public String[] getMethodsToCompileNames() {
-            return new String[] {
-                getMethodWithLockName()
-            };
+            return new String[] { getMethodWithLockName() };
         }
 
         public void lock() {
@@ -135,11 +133,13 @@ public class TestRTMTotalCountIncrRate extends CommandLineOptionTest {
         public static void main(String args[]) throws Throwable {
             Asserts.assertGTE(args.length, 1, "One argument required.");
             Test test = new Test();
-
-            if (Boolean.valueOf(args[0])) {
+            boolean shouldBeInflated = Boolean.valueOf(args[0]);
+            if (shouldBeInflated) {
                 AbortProvoker.inflateMonitor(test.monitor);
             }
             for (long i = 0L; i < Test.TOTAL_ITERATIONS; i++) {
+                AbortProvoker.verifyMonitorState(test.monitor,
+                        shouldBeInflated);
                 test.lock();
             }
         }

hotspot/test/compiler/rtm/locking/TestUseRTMAfterLockInflation.java

@@ -52,7 +52,7 @@ import rtm.predicate.SupportedVM;
  * Compiled method invoked {@code AbortProvoker.DEFAULT_ITERATIONS} times before
  * lock inflation and the same amount of times after inflation.
  * As a result total locks count should be equal to
- * {@code 2*AbortProvoker.DEFAULT_ITERATIONS}.
+ * {@code 2 * AbortProvoker.DEFAULT_ITERATIONS}.
  * It is a pretty strict assertion which could fail if some retriable abort
  * happened: it could be {@code AbortType.RETRIABLE} or
  * {@code AbortType.MEM_CONFLICT}, but unfortunately abort can has both these
@@ -101,7 +101,6 @@ public class TestUseRTMAfterLockInflation extends CommandLineOptionTest {
     }
 
     public static class Test {
-
         /**
          * Usage:
          * Test <provoker type>
@@ -113,10 +112,12 @@ public class TestUseRTMAfterLockInflation extends CommandLineOptionTest {
             AbortProvoker provoker
                     = AbortType.lookup(Integer.valueOf(args[0])).provoker();
             for (int i = 0; i < AbortProvoker.DEFAULT_ITERATIONS; i++) {
+                AbortProvoker.verifyMonitorState(provoker, false /*deflated*/);
                 provoker.forceAbort();
             }
             provoker.inflateMonitor();
             for (int i = 0; i < AbortProvoker.DEFAULT_ITERATIONS; i++) {
+                AbortProvoker.verifyMonitorState(provoker, true /*inflated*/);
                 provoker.forceAbort();
             }
         }

hotspot/test/compiler/testlibrary/CompilerUtils.java

@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import com.oracle.java.testlibrary.Asserts;
+import com.oracle.java.testlibrary.Platform;
+import java.util.stream.IntStream;
+import sun.hotspot.WhiteBox;
+
+public class CompilerUtils {
+
+    private CompilerUtils() {
+        // to prevent from instantiation
+    }
+
+    /**
+     * Returns available compilation levels
+     *
+     * @return int array with compilation levels
+     */
+    public static int[] getAvailableCompilationLevels() {
+        if (!WhiteBox.getWhiteBox().getBooleanVMFlag("UseCompiler")) {
+            return new int[0];
+        }
+        if (WhiteBox.getWhiteBox().getBooleanVMFlag("TieredCompilation")) {
+            Long flagValue = WhiteBox.getWhiteBox()
+                    .getIntxVMFlag("TieredStopAtLevel");
+            int maxLevel = flagValue.intValue();
+            Asserts.assertEQ(new Long(maxLevel), flagValue,
+                    "TieredStopAtLevel has value out of int capacity");
+            return IntStream.rangeClosed(1, maxLevel).toArray();
+        } else {
+            if (Platform.isServer()) {
+                return new int[]{4};
+            }
+            if (Platform.isClient() || Platform.isMinimal()) {
+                return new int[]{1};
+            }
+        }
+        return new int[0];
+    }
+}

hotspot/test/compiler/testlibrary/rtm/AbortProvoker.java

@@ -29,8 +29,7 @@ import java.util.concurrent.BrokenBarrierException;
 import java.util.concurrent.CyclicBarrier;
 
 import com.oracle.java.testlibrary.Asserts;
-import com.oracle.java.testlibrary.Utils;
-import sun.misc.Unsafe;
+import sun.hotspot.WhiteBox;
 
 /**
  * Base class for different transactional execution abortion
@@ -38,6 +37,9 @@ import sun.misc.Unsafe;
  */
 public abstract class AbortProvoker implements CompilableTest {
     public static final long DEFAULT_ITERATIONS = 10000L;
+    private static final WhiteBox WHITE_BOX = WhiteBox.getWhiteBox();
+    @SuppressWarnings("unused")
+    private static int sharedState = 0;
     /**
      * Inflates monitor associated with object {@code monitor}.
      * Inflation is forced by entering the same monitor from
@@ -48,36 +50,76 @@ public abstract class AbortProvoker implements CompilableTest {
      * @throws Exception if something went wrong.
      */
     public static Object inflateMonitor(Object monitor) throws Exception {
-        Unsafe unsafe = Utils.getUnsafe();
         CyclicBarrier barrier = new CyclicBarrier(2);
 
         Runnable inflatingRunnable = () -> {
-            unsafe.monitorEnter(monitor);
-            try {
-                barrier.await();
-                barrier.await();
-            } catch (InterruptedException | BrokenBarrierException e) {
-                throw new RuntimeException(
-                        "Synchronization issue occurred.", e);
-            } finally {
-                unsafe.monitorExit(monitor);
+            synchronized (monitor) {
+                try {
+                    barrier.await();
+                } catch (BrokenBarrierException  | InterruptedException e) {
+                    throw new RuntimeException(
+                            "Synchronization issue occurred.", e);
+                }
+                try {
+                    monitor.wait();
+                } catch (InterruptedException e) {
+                    throw new AssertionError("The thread waiting on an"
+                            + " inflated monitor was interrupted, thus test"
+                            + " results may be incorrect.", e);
+                }
             }
         };
 
         Thread t = new Thread(inflatingRunnable);
+        t.setDaemon(true);
         t.start();
         // Wait until thread t enters the monitor.
         barrier.await();
-        // At this point monitor will be owned by thread t,
-        // so our attempt to enter the same monitor will force
-        // monitor inflation.
-        Asserts.assertFalse(unsafe.tryMonitorEnter(monitor),
-                            "Not supposed to enter the monitor first");
-        barrier.await();
-        t.join();
+        synchronized (monitor) {
+            // At this point thread t is already waiting on the monitor.
+            // Modifying static field just to avoid lock's elimination.
+            sharedState++;
+        }
+        verifyMonitorState(monitor, true /* inflated */);
         return monitor;
     }
 
+    /**
+     * Verifies that {@code monitor} is a stack-lock or inflated lock depending
+     * on {@code shouldBeInflated} value. If {@code monitor} is inflated while
+     * it is expected that it should be a stack-lock, then this method attempts
+     * to deflate it by forcing a safepoint and then verifies the state once
+     * again.
+     *
+     * @param monitor monitor to be verified.
+     * @param shouldBeInflated flag indicating whether or not monitor is
+     *                         expected to be inflated.
+     * @throws RuntimeException if the {@code monitor} in a wrong state.
+     */
+    public static void verifyMonitorState(Object monitor,
+            boolean shouldBeInflated) {
+        if (!shouldBeInflated && WHITE_BOX.isMonitorInflated(monitor)) {
+            WHITE_BOX.forceSafepoint();
+        }
+        Asserts.assertEQ(WHITE_BOX.isMonitorInflated(monitor), shouldBeInflated,
+                "Monitor in a wrong state.");
+    }
+    /**
+     * Verifies that monitor used by the {@code provoker} is a stack-lock or
+     * inflated lock depending on {@code shouldBeInflated} value. If such
+     * monitor is inflated while it is expected that it should be a stack-lock,
+     * then this method attempts to deflate it by forcing a safepoint and then
+     * verifies the state once again.
+     *
+     * @param provoker AbortProvoker whose monitor's state should be verified.
+     * @param shouldBeInflated flag indicating whether or not monitor is
+     *                         expected to be inflated.
+     * @throws RuntimeException if the {@code monitor} in a wrong state.
+     */
+    public static void verifyMonitorState(AbortProvoker provoker,
+            boolean shouldBeInflated) {
+        verifyMonitorState(provoker.monitor, shouldBeInflated);
+    }
 
     /**
      * Get instance of specified AbortProvoker, inflate associated monitor
@@ -120,6 +162,7 @@ public abstract class AbortProvoker implements CompilableTest {
         }
 
         for (long i = 0; i < iterations; i++) {
+            AbortProvoker.verifyMonitorState(provoker, monitorShouldBeInflated);
             provoker.forceAbort();
         }
     }

hotspot/test/compiler/testlibrary/rtm/BusyLock.java

@@ -77,7 +77,7 @@ public class BusyLock implements CompilableTest, Runnable {
         }
     }
 
-    public void test() {
+    public void syncAndTest() {
         try {
             barrier.await();
             // wait until monitor is locked by a ::run method
@@ -85,6 +85,10 @@ public class BusyLock implements CompilableTest, Runnable {
         } catch (InterruptedException | BrokenBarrierException e) {
             throw new RuntimeException("Synchronization error happened.", e);
         }
+        test();
+    }
+
+    public void test() {
         synchronized(monitor) {
             BusyLock.field++;
         }
@@ -130,7 +134,7 @@ public class BusyLock implements CompilableTest, Runnable {
 
         Thread t = new Thread(busyLock);
         t.start();
-        busyLock.test();
+        busyLock.syncAndTest();
         t.join();
     }
 }

hotspot/test/compiler/testlibrary/rtm/MemoryConflictProvoker.java

@@ -69,11 +69,6 @@ class MemoryConflictProvoker extends AbortProvoker {
      * Accesses and modifies memory region from within the transaction.
      */
     public void transactionalRegion() {
-        try {
-            barrier.await();
-        } catch (InterruptedException | BrokenBarrierException e) {
-            throw new RuntimeException(e);
-        }
         for (int i = 0; i < MemoryConflictProvoker.INNER_ITERATIONS; i++) {
             synchronized(monitor) {
                 MemoryConflictProvoker.field--;
@@ -86,6 +81,11 @@ class MemoryConflictProvoker extends AbortProvoker {
         try {
             Thread t = new Thread(conflictingThread);
             t.start();
+            try {
+                barrier.await();
+            } catch (InterruptedException | BrokenBarrierException e) {
+                throw new RuntimeException(e);
+            }
             transactionalRegion();
             t.join();
         } catch (Exception e) {

hotspot/test/compiler/testlibrary/rtm/RTMTestBase.java

@@ -240,7 +240,8 @@ public class RTMTestBase {
         Collections.addAll(finalVMOpts, "-Xcomp", "-server",
                 "-XX:-TieredCompilation", "-XX:+UseRTMLocking",
                 CommandLineOptionTest.UNLOCK_DIAGNOSTIC_VM_OPTIONS,
-                CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS);
+                CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS,
+                "-Xbootclasspath/a:.", "-XX:+WhiteBoxAPI");
 
         if (test != null) {
             for (String method : test.getMethodsToCompileNames()) {

hotspot/test/testlibrary/com/oracle/java/testlibrary/ByteCodeLoader.java

@@ -37,6 +37,7 @@ import java.security.SecureClassLoader;
 public class ByteCodeLoader extends SecureClassLoader {
     private final String className;
     private final byte[] byteCode;
+    private volatile Class<?> holder;
 
     /**
      * Creates a new {@code ByteCodeLoader} ready to load a class with the
@@ -50,6 +51,21 @@ public class ByteCodeLoader extends SecureClassLoader {
         this.byteCode = byteCode;
     }
 
+    @Override
+    public Class<?> loadClass(String name) throws ClassNotFoundException {
+        if (!name.equals(className)) {
+            return super.loadClass(name);
+        }
+        if (holder == null) {
+            synchronized(this) {
+                if (holder == null) {
+                    holder = findClass(name);
+                }
+            }
+        }
+        return holder;
+    }
+
     @Override
     protected Class<?> findClass(String name) throws ClassNotFoundException {
         if (!name.equals(className)) {

hotspot/test/testlibrary/com/oracle/java/testlibrary/InfiniteLoop.java

@@ -54,7 +54,9 @@ public class InfiniteLoop implements Runnable {
         try {
             while (true) {
                 target.run();
-                Thread.sleep(mills);
+                if (mills > 0) {
+                    Thread.sleep(mills);
+                }
             }
         } catch (InterruptedException e) {
             Thread.currentThread().interrupt();

hotspot/test/testlibrary/com/oracle/java/testlibrary/Platform.java

@@ -34,6 +34,7 @@ public class Platform {
     private static final String osArch      = System.getProperty("os.arch");
     private static final String vmName      = System.getProperty("java.vm.name");
     private static final String userName    = System.getProperty("user.name");
+    private static final String compiler    = System.getProperty("sun.management.compiler");
 
     public static boolean isClient() {
         return vmName.endsWith(" Client VM");
@@ -55,6 +56,10 @@ public class Platform {
         return vmName.contains("Embedded");
     }
 
+    public static boolean isTieredSupported() {
+        return compiler.contains("Tiered Compilers");
+    }
+
     public static boolean is32bit() {
         return dataModel.equals("32");
     }

hotspot/test/testlibrary/com/oracle/java/testlibrary/Utils.java

@@ -40,6 +40,7 @@ import java.util.Arrays;
 import java.util.Collections;
 import java.util.List;
 import java.util.Random;
+import java.util.function.BooleanSupplier;
 import java.util.concurrent.TimeUnit;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
@@ -305,25 +306,6 @@ public final class Utils {
         }
     }
 
-    /**
-     * Returns file content as a list of strings
-     *
-     * @param file File to operate on
-     * @return List of strings
-     * @throws IOException
-     */
-    public static List<String> fileAsList(File file) throws IOException {
-        assertTrue(file.exists() && file.isFile(),
-                file.getAbsolutePath() + " does not exist or not a file");
-        List<String> output = new ArrayList<>();
-        try (BufferedReader reader = new BufferedReader(new FileReader(file.getAbsolutePath()))) {
-            while (reader.ready()) {
-                output.add(reader.readLine().replace(NEW_LINE, ""));
-            }
-        }
-        return output;
-    }
-
     /**
      * Return the contents of the named file as a single String,
      * or null if not found.
@@ -395,6 +377,52 @@ public final class Utils {
         return RANDOM_GENERATOR;
     }
 
+    /**
+     * Wait for condition to be true
+     *
+     * @param condition, a condition to wait for
+     */
+    public static final void waitForCondition(BooleanSupplier condition) {
+        waitForCondition(condition, -1L, 100L);
+    }
+
+    /**
+     * Wait until timeout for condition to be true
+     *
+     * @param condition, a condition to wait for
+     * @param timeout a time in milliseconds to wait for condition to be true
+     * specifying -1 will wait forever
+     * @return condition value, to determine if wait was successfull
+     */
+    public static final boolean waitForCondition(BooleanSupplier condition,
+            long timeout) {
+        return waitForCondition(condition, timeout, 100L);
+    }
+
+    /**
+     * Wait until timeout for condition to be true for specified time
+     *
+     * @param condition, a condition to wait for
+     * @param timeout a time in milliseconds to wait for condition to be true,
+     * specifying -1 will wait forever
+     * @param sleepTime a time to sleep value in milliseconds
+     * @return condition value, to determine if wait was successfull
+     */
+    public static final boolean waitForCondition(BooleanSupplier condition,
+            long timeout, long sleepTime) {
+        long startTime = System.currentTimeMillis();
+        while (!(condition.getAsBoolean() || (timeout != -1L
+                && ((System.currentTimeMillis() - startTime) > timeout)))) {
+            try {
+                Thread.sleep(sleepTime);
+            } catch (InterruptedException e) {
+                Thread.currentThread().interrupt();
+                throw new Error(e);
+            }
+        }
+        return condition.getAsBoolean();
+    }
+
     /**
      * Adjusts the provided timeout value for the TIMEOUT_FACTOR
      * @param tOut the timeout value to be adjusted

hotspot/test/testlibrary/com/oracle/java/testlibrary/dtrace/DtraceResultsAnalyzer.java

@@ -0,0 +1,29 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package com.oracle.java.testlibrary.dtrace;
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+
+public interface DtraceResultsAnalyzer {
+    public void analyze(OutputAnalyzer oa, String logFilePath);
+}

hotspot/test/testlibrary/com/oracle/java/testlibrary/dtrace/DtraceRunner.java

@@ -0,0 +1,121 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package com.oracle.java.testlibrary.dtrace;
+
+import com.oracle.java.testlibrary.Asserts;
+import com.oracle.java.testlibrary.OutputAnalyzer;
+import java.io.File;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+public class DtraceRunner {
+
+    private static final String DTRACE_DEFAULT_PATH = "/usr/sbin/dtrace";
+    private static final String DTRACE_PATH_PROPERTY
+            = "com.oracle.test.dtrace.path";
+    private static final String OUTPUT_FILE_DTRACE_OPTION = "o";
+    private static final String RUN_COMMAND_DTRACE_OPTION = "c";
+    private static final String RUN_SCRIPT_DTRACE_OPTION = "s";
+    private static final String ALLOW_ZERO_PROBE_DESCRIPTION_DTRACE_OPTION = "Z";
+    private static final String DTRACE_OPTION_PREFIX = "-";
+    public static final String PERMIT_DESTRUCTIVE_ACTIONS_DTRACE_OPTION = "w";
+    public static final String DTRACE_OUT_LOG = "dtrace.out";
+
+    private final String dtraceExecutable;
+
+    public DtraceRunner() {
+        dtraceExecutable = getDtracePath();
+    }
+
+    private List<String> getLaunchCmd(String java, String javaOpts,
+            String execClass, String testArgs, String dtraceScript,
+            String dtraceAddOpts) {
+        Asserts.assertTrue(!java.matches("\\s"), "Current dtrace implementation"
+                + " can't handle whitespaces in application path");
+        List<String> result = new ArrayList<>();
+        result.add(dtraceExecutable);
+        result.add(DTRACE_OPTION_PREFIX + System.getProperty("sun.arch.data.model"));
+        result.add(DTRACE_OPTION_PREFIX
+                + ALLOW_ZERO_PROBE_DESCRIPTION_DTRACE_OPTION
+                + ((dtraceAddOpts == null) ? "" : dtraceAddOpts)
+                + RUN_SCRIPT_DTRACE_OPTION); // run_script should be last one
+        result.add(dtraceScript);
+        result.add(DTRACE_OPTION_PREFIX + OUTPUT_FILE_DTRACE_OPTION);
+        result.add(DTRACE_OUT_LOG);
+        result.add(DTRACE_OPTION_PREFIX + RUN_COMMAND_DTRACE_OPTION);
+        result.add(java + " " + javaOpts + " " + execClass + " " + testArgs);
+        return result;
+    }
+
+    private void backupLogFile(File file) {
+        if (file.exists()) {
+            file.renameTo(new File(file.getPath() + ".bak"));
+        }
+    }
+
+    public void runDtrace(String java, String javaOpts, String execClass,
+            String testArgs, String dtraceScript, String dtraceAddOpts,
+            DtraceResultsAnalyzer analyzer) {
+        backupLogFile(new File(DTRACE_OUT_LOG));
+        ProcessBuilder pbuilder = new ProcessBuilder(
+                getLaunchCmd(java, javaOpts, execClass, testArgs,
+                        dtraceScript, dtraceAddOpts));
+        OutputAnalyzer oa;
+        try {
+            oa = new OutputAnalyzer(pbuilder.start());
+        } catch (IOException e) {
+            throw new Error("TESTBUG: Can't start process", e);
+        }
+        analyzer.analyze(oa, DTRACE_OUT_LOG);
+    }
+
+    public static boolean dtraceAvailable() {
+        String path = getDtracePath();
+        if (path == null) {
+            return false;
+        }
+        // now we'll launch dtrace to trace itself just to be sure it works
+        // and have all additional previleges set
+        ProcessBuilder pbuilder = new ProcessBuilder(path, path);
+        try {
+            OutputAnalyzer oa = new OutputAnalyzer(pbuilder.start());
+            if (oa.getExitValue() != 0) {
+                return false;
+            }
+        } catch (IOException e) {
+            throw new Error("Couldn't launch dtrace", e);
+        }
+        return true;
+    }
+
+    private static String getDtracePath() {
+        String propPath = System.getProperty(DTRACE_PATH_PROPERTY);
+        if (propPath != null && new File(propPath).exists()) {
+            return propPath;
+        } else if (new File(DTRACE_DEFAULT_PATH).exists()) {
+            return DTRACE_DEFAULT_PATH;
+        }
+        return null;
+    }
+}

hotspot/test/testlibrary/ctw/test/Bar.java

@@ -1,5 +0,0 @@
-public class Bar {
-  private static void staticMethod() { }
-  public void method() { }
-  protected Bar() { }
-}

hotspot/test/testlibrary/ctw/test/ClassesDirTest.java

@@ -1,62 +0,0 @@
-/*
- * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-/*
- * @test
- * @bug 8012447
- * @library /testlibrary /../../test/lib /testlibrary/ctw/src
- * @build ClassFileInstaller sun.hotspot.tools.ctw.CompileTheWorld sun.hotspot.WhiteBox Foo Bar
- * @run main ClassFileInstaller sun.hotspot.WhiteBox Foo Bar
- *                              sun.hotspot.WhiteBox$WhiteBoxPermission
- * @run main ClassesDirTest prepare
- * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Dsun.hotspot.tools.ctw.logfile=ctw.log sun.hotspot.tools.ctw.CompileTheWorld classes
- * @run main ClassesDirTest check ctw.log
- * @summary testing of CompileTheWorld :: classes in directory
- * @author igor.ignatyev@oracle.com
- */
-
-import java.nio.file.Files;
-import java.nio.file.Paths;
-import java.nio.file.StandardCopyOption;
-
-public class ClassesDirTest extends CtwTest {
-    private static final String[] SHOULD_CONTAIN
-            = {"# dir: classes", "Done (2 classes, 6 methods, "};
-
-    private ClassesDirTest() {
-        super(SHOULD_CONTAIN);
-    }
-
-    public static void main(String[] args) throws Exception {
-        new ClassesDirTest().run(args);
-    }
-
-    protected void prepare() throws Exception {
-        String path = "classes";
-        Files.createDirectory(Paths.get(path));
-        Files.move(Paths.get("Foo.class"), Paths.get(path, "Foo.class"),
-                StandardCopyOption.REPLACE_EXISTING);
-        Files.move(Paths.get("Bar.class"), Paths.get(path, "Bar.class"),
-                StandardCopyOption.REPLACE_EXISTING);
-    }
-}

hotspot/test/testlibrary/ctw/test/ClassesListTest.java

@@ -1,59 +0,0 @@
-/*
- * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-/*
- * @test
- * @bug 8012447
- * @library /testlibrary /../../test/lib /testlibrary/ctw/src
- * @build ClassFileInstaller sun.hotspot.tools.ctw.CompileTheWorld sun.hotspot.WhiteBox Foo Bar
- * @run main ClassFileInstaller sun.hotspot.WhiteBox Foo Bar
- *                              sun.hotspot.WhiteBox$WhiteBoxPermission
- * @run main ClassesListTest prepare
- * @run main/othervm/timeout=600 -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Dsun.hotspot.tools.ctw.logfile=ctw.log sun.hotspot.tools.ctw.CompileTheWorld classes.lst
- * @run main ClassesListTest check ctw.log
- * @summary testing of CompileTheWorld :: list of classes in file
- * @author igor.ignatyev@oracle.com
- */
-
-import java.nio.file.Files;
-import java.nio.file.Paths;
-import java.nio.file.StandardCopyOption;
-
-public class ClassesListTest extends CtwTest {
-    private static final String[] SHOULD_CONTAIN
-            = {"# list: classes.lst", "Done (4 classes, "};
-
-    private ClassesListTest() {
-        super(SHOULD_CONTAIN);
-    }
-
-    public static void main(String[] args) throws Exception {
-        new ClassesListTest().run(args);
-    }
-
-    protected void prepare() throws Exception {
-        String path = "classes.lst";
-        Files.copy(Paths.get(System.getProperty("test.src"), path),
-                Paths.get(path), StandardCopyOption.REPLACE_EXISTING);
-    }
-}

hotspot/test/testlibrary/ctw/test/CtwTest.java

@@ -1,118 +0,0 @@
-/*
- * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-import java.util.List;
-import java.util.Collections;
-import java.util.ArrayList;
-
-import java.io.File;
-import java.io.Writer;
-import java.io.FileWriter;
-import java.io.IOException;
-import java.io.BufferedReader;
-
-import java.nio.file.Files;
-import java.nio.file.Paths;
-import java.nio.file.StandardCopyOption;
-import java.nio.charset.Charset;
-
-import com.oracle.java.testlibrary.JDKToolFinder;
-import com.oracle.java.testlibrary.OutputAnalyzer;
-
-public abstract class CtwTest {
-    protected final String[] shouldContain;
-    protected CtwTest(String[] shouldContain) {
-        this.shouldContain = shouldContain;
-    }
-
-    public void run(String[] args) throws Exception {
-        if (args.length == 0) {
-            throw new Error("args is empty");
-        }
-        switch (args[0]) {
-            case "prepare":
-                prepare();
-                break;
-            case "check":
-                check(args);
-                break;
-            default:
-                throw new Error("unregonized action -- " + args[0]);
-        }
-    }
-
-    protected void prepare() throws Exception { }
-
-    protected void check(String[] args) throws Exception  {
-        if (args.length < 2) {
-            throw new Error("logfile isn't specified");
-        }
-        String logfile = args[1];
-        try (BufferedReader r = Files.newBufferedReader(Paths.get(logfile),
-                Charset.defaultCharset())) {
-            OutputAnalyzer output = readOutput(r);
-           for (String test : shouldContain) {
-                output.shouldContain(test);
-            }
-        }
-    }
-
-    private static OutputAnalyzer readOutput(BufferedReader reader)
-            throws IOException {
-        StringBuilder builder = new StringBuilder();
-        String eol = String.format("%n");
-        String line;
-
-        while ((line = reader.readLine()) != null) {
-            builder.append(line);
-            builder.append(eol);
-        }
-        return new OutputAnalyzer(builder.toString(), "");
-    }
-
-    protected void dump(OutputAnalyzer output, String name) {
-        try (Writer w = new FileWriter(name + ".out")) {
-            String s = output.getStdout();
-            w.write(s, s.length(), 0);
-        } catch (IOException io) {
-            io.printStackTrace();
-        }
-        try (Writer w = new FileWriter(name + ".err")) {
-            String s = output.getStderr();
-            w.write(s, s.length(), 0);
-        } catch (IOException io) {
-            io.printStackTrace();
-        }
-    }
-
-    protected ProcessBuilder createJarProcessBuilder(String... command)
-            throws Exception {
-        String javapath = JDKToolFinder.getJDKTool("jar");
-
-        ArrayList<String> args = new ArrayList<>();
-        args.add(javapath);
-        Collections.addAll(args, command);
-
-        return new ProcessBuilder(args.toArray(new String[args.size()]));
-    }
-}

hotspot/test/testlibrary/ctw/test/Foo.java

@@ -1,5 +0,0 @@
-public class Foo {
-  private static void staticMethod() { }
-  public void method() { }
-  protected Foo() { }
-}

hotspot/test/testlibrary/ctw/test/JarDirTest.java

@@ -1,76 +0,0 @@
-/*
- * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-/*
- * @test
- * @bug 8012447
- * @library /testlibrary /../../test/lib /testlibrary/ctw/src
- * @build ClassFileInstaller com.oracle.java.testlibrary.* sun.hotspot.tools.ctw.CompileTheWorld sun.hotspot.WhiteBox Foo Bar
- * @run main ClassFileInstaller sun.hotspot.WhiteBox Foo Bar
- *                              sun.hotspot.WhiteBox$WhiteBoxPermission
- * @run main JarDirTest prepare
- * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Dsun.hotspot.tools.ctw.logfile=ctw.log sun.hotspot.tools.ctw.CompileTheWorld jars/*
- * @run main JarDirTest check ctw.log
- * @summary testing of CompileTheWorld :: jars in directory
- * @author igor.ignatyev@oracle.com
- */
-
-import java.io.File;
-import java.nio.file.Files;
-import java.nio.file.Paths;
-
-import com.oracle.java.testlibrary.OutputAnalyzer;
-
-public class JarDirTest extends CtwTest {
-    private static final String[] SHOULD_CONTAIN
-            = {"# jar_in_dir: jars",
-                    "# jar: jars" + File.separator +"foo.jar",
-                    "# jar: jars" + File.separator +"bar.jar",
-                    "Done (4 classes, 12 methods, "};
-
-    private JarDirTest() {
-        super(SHOULD_CONTAIN);
-    }
-
-    public static void main(String[] args) throws Exception {
-        new JarDirTest().run(args);
-    }
-
-    protected void prepare() throws Exception {
-        String path = "jars";
-        Files.createDirectory(Paths.get(path));
-
-        ProcessBuilder pb = createJarProcessBuilder("cf", "jars/foo.jar",
-                "Foo.class", "Bar.class");
-        OutputAnalyzer output = new OutputAnalyzer(pb.start());
-        dump(output, "ctw-foo.jar");
-        output.shouldHaveExitValue(0);
-
-        pb = createJarProcessBuilder("cf", "jars/bar.jar", "Foo.class",
-                "Bar.class");
-        output = new OutputAnalyzer(pb.start());
-        dump(output, "ctw-bar.jar");
-        output.shouldHaveExitValue(0);
-    }
-
-}

hotspot/test/testlibrary/ctw/test/JarsTest.java

@@ -1,66 +0,0 @@
-/*
- * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-/*
- * @test
- * @bug 8012447
- * @library /testlibrary /../../test/lib /testlibrary/ctw/src
- * @build ClassFileInstaller com.oracle.java.testlibrary.* sun.hotspot.tools.ctw.CompileTheWorld sun.hotspot.WhiteBox Foo Bar
- * @run main ClassFileInstaller sun.hotspot.WhiteBox Foo Bar
- *                              sun.hotspot.WhiteBox$WhiteBoxPermission
- * @run main JarsTest prepare
- * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Dsun.hotspot.tools.ctw.logfile=ctw.log sun.hotspot.tools.ctw.CompileTheWorld foo.jar bar.jar
- * @run main JarsTest check ctw.log
- * @summary testing of CompileTheWorld :: jars
- * @author igor.ignatyev@oracle.com
- */
-
-import com.oracle.java.testlibrary.OutputAnalyzer;
-
-public class JarsTest extends CtwTest {
-    private static final String[] SHOULD_CONTAIN
-            = {"# jar: foo.jar", "# jar: bar.jar",
-                    "Done (4 classes, 12 methods, "};
-
-    private JarsTest() {
-        super(SHOULD_CONTAIN);
-    }
-
-    public static void main(String[] args) throws Exception {
-        new JarsTest().run(args);
-    }
-
-    protected void prepare() throws Exception {
-        ProcessBuilder pb = createJarProcessBuilder("cf", "foo.jar",
-                "Foo.class", "Bar.class");
-        OutputAnalyzer output = new OutputAnalyzer(pb.start());
-        dump(output, "ctw-foo.jar");
-        output.shouldHaveExitValue(0);
-
-        pb = createJarProcessBuilder("cf", "bar.jar", "Foo.class", "Bar.class");
-        output = new OutputAnalyzer(pb.start());
-        dump(output, "ctw-bar.jar");
-        output.shouldHaveExitValue(0);
-    }
-
-}

hotspot/test/testlibrary/ctw/test/classes.lst

@@ -1,4 +0,0 @@
-java.lang.String
-java.lang.Object
-Foo
-Bar

hotspot/test/testlibrary_tests/TestMutuallyExclusivePlatformPredicates.java

@@ -48,7 +48,7 @@ public class TestMutuallyExclusivePlatformPredicates {
         OS("isLinux", "isSolaris", "isWindows", "isOSX"),
         VM_TYPE("isClient", "isServer", "isGraal", "isMinimal"),
         IGNORED("isEmbedded", "isDebugBuild", "shouldSAAttach",
-                "canPtraceAttachLinux", "canAttachOSX");
+                "canPtraceAttachLinux", "canAttachOSX", "isTieredSupported");
 
         public final List<String> methodNames;
 

hotspot/test/testlibrary_tests/TestPlatformIsTieredSupported.java

@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import com.oracle.java.testlibrary.Asserts;
+import com.oracle.java.testlibrary.Platform;
+import sun.hotspot.WhiteBox;
+
+/**
+ * @test
+ * @summary Verifies that Platform::isTieredSupported returns correct value.
+ * @library /testlibrary /../../test/lib
+ * @build TestPlatformIsTieredSupported
+ * @run main ClassFileInstaller sun.hotspot.WhiteBox
+ *                              sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
+ *                   -XX:+WhiteBoxAPI -XX:+TieredCompilation
+ *                   TestPlatformIsTieredSupported
+ */
+public class TestPlatformIsTieredSupported {
+    public static void main(String args[]) {
+        WhiteBox whiteBox = WhiteBox.getWhiteBox();
+        boolean tieredCompilation = whiteBox.getBooleanVMFlag(
+                "TieredCompilation");
+        Asserts.assertEQ(Platform.isTieredSupported(), tieredCompilation,
+                "Platform::isTieredSupported should report the same value as "
+                        + "TieredCompilation flag's value when "
+                        + "+TieredCompilation was explicitly passed to JVM.");
+    }
+}