8319115: GrowableArray: Do not initialize up to capacity

src/hotspot/os/linux/gc/x/xPhysicalMemoryBacking_linux.cpp

@@ -623,7 +623,7 @@ bool XPhysicalMemoryBacking::commit_inner(size_t offset, size_t length) const {
 }
 
 static int offset_to_node(size_t offset) {
-  const GrowableArray<int>* mapping = os::Linux::numa_nindex_to_node();
+  const GrowableArrayCHeap<int, mtInternal>* mapping = os::Linux::numa_nindex_to_node();
   const size_t nindex = (offset >> XGranuleSizeShift) % mapping->length();
   return mapping->at((int)nindex);
 }

src/hotspot/os/linux/gc/z/zPhysicalMemoryBacking_linux.cpp

@@ -627,7 +627,7 @@ bool ZPhysicalMemoryBacking::commit_inner(zoffset offset, size_t length) const {
 }
 
 static int offset_to_node(zoffset offset) {
-  const GrowableArray<int>* mapping = os::Linux::numa_nindex_to_node();
+  const GrowableArrayCHeap<int, mtInternal>* mapping = os::Linux::numa_nindex_to_node();
   const size_t nindex = (untype(offset) >> ZGranuleSizeShift) % mapping->length();
   return mapping->at((int)nindex);
 }

src/hotspot/os/linux/os_linux.cpp

@@ -3145,10 +3145,10 @@ bool os::Linux::libnuma_init() {
         set_numa_interleave_bitmask(_numa_get_interleave_mask());
         set_numa_membind_bitmask(_numa_get_membind());
         // Create an index -> node mapping, since nodes are not always consecutive
-        _nindex_to_node = new (mtInternal) GrowableArray<int>(0, mtInternal);
+        _nindex_to_node = new GrowableArrayCHeap<int, mtInternal>(0);
         rebuild_nindex_to_node_map();
         // Create a cpu -> node mapping
-        _cpu_to_node = new (mtInternal) GrowableArray<int>(0, mtInternal);
+        _cpu_to_node = new GrowableArrayCHeap<int, mtInternal>(0);
         rebuild_cpu_to_node_map();
         return true;
       }
@@ -3307,8 +3307,8 @@ int os::Linux::get_node_by_cpu(int cpu_id) {
   return -1;
 }
 
-GrowableArray<int>* os::Linux::_cpu_to_node;
-GrowableArray<int>* os::Linux::_nindex_to_node;
+GrowableArrayCHeap<int, mtInternal>* os::Linux::_cpu_to_node;
+GrowableArrayCHeap<int, mtInternal>* os::Linux::_nindex_to_node;
 os::Linux::sched_getcpu_func_t os::Linux::_sched_getcpu;
 os::Linux::numa_node_to_cpus_func_t os::Linux::_numa_node_to_cpus;
 os::Linux::numa_node_to_cpus_v2_func_t os::Linux::_numa_node_to_cpus_v2;

src/hotspot/os/linux/os_linux.hpp

@@ -45,8 +45,8 @@ class os::Linux {
 
   static bool _supports_fast_thread_cpu_time;
 
-  static GrowableArray<int>* _cpu_to_node;
-  static GrowableArray<int>* _nindex_to_node;
+  static GrowableArrayCHeap<int, mtInternal>* _cpu_to_node;
+  static GrowableArrayCHeap<int, mtInternal>* _nindex_to_node;
 
   static julong available_memory_in_container();
 
@@ -71,8 +71,8 @@ class os::Linux {
 
   static void rebuild_cpu_to_node_map();
   static void rebuild_nindex_to_node_map();
-  static GrowableArray<int>* cpu_to_node()    { return _cpu_to_node; }
-  static GrowableArray<int>* nindex_to_node()  { return _nindex_to_node; }
+  static GrowableArrayCHeap<int, mtInternal>* cpu_to_node() { return _cpu_to_node; }
+  static GrowableArrayCHeap<int, mtInternal>* nindex_to_node() { return _nindex_to_node; }
 
   static void print_process_memory_info(outputStream* st);
   static void print_system_memory_info(outputStream* st);
@@ -384,7 +384,7 @@ class os::Linux {
     }
   }
 
-  static const GrowableArray<int>* numa_nindex_to_node() {
+  static const GrowableArrayCHeap<int, mtInternal>* numa_nindex_to_node() {
     return _nindex_to_node;
   }
 

src/hotspot/share/cds/archiveBuilder.cpp

@@ -67,7 +67,7 @@ ArchiveBuilder::OtherROAllocMark::~OtherROAllocMark() {
 
 ArchiveBuilder::SourceObjList::SourceObjList() : _ptrmap(16 * K, mtClassShared) {
   _total_bytes = 0;
-  _objs = new (mtClassShared) GrowableArray<SourceObjInfo*>(128 * K, mtClassShared);
+  _objs = new GrowableArrayCHeap<SourceObjInfo*, mtClassShared>(128 * K);
 }
 
 ArchiveBuilder::SourceObjList::~SourceObjList() {
@@ -166,8 +166,8 @@ ArchiveBuilder::ArchiveBuilder() :
   _estimated_metaspaceobj_bytes(0),
   _estimated_hashtable_bytes(0)
 {
-  _klasses = new (mtClassShared) GrowableArray<Klass*>(4 * K, mtClassShared);
-  _symbols = new (mtClassShared) GrowableArray<Symbol*>(256 * K, mtClassShared);
+  _klasses = new GrowableArrayCHeap<Klass*, mtClassShared>(4 * K);
+  _symbols = new GrowableArrayCHeap<Symbol*, mtClassShared>(256 * K);
 
   assert(_current == nullptr, "must be");
   _current = this;

src/hotspot/share/cds/archiveBuilder.hpp

@@ -177,14 +177,14 @@ class ArchiveBuilder : public StackObj {
 
   class SourceObjList {
     uintx _total_bytes;
-    GrowableArray<SourceObjInfo*>* _objs;     // Source objects to be archived
+    GrowableArrayCHeap<SourceObjInfo*, mtClassShared>* _objs; // Source objects to be archived
     CHeapBitMap _ptrmap;                      // Marks the addresses of the pointer fields
                                               // in the source objects
   public:
     SourceObjList();
     ~SourceObjList();
 
-    GrowableArray<SourceObjInfo*>* objs() const { return _objs; }
+    GrowableArrayCHeap<SourceObjInfo*, mtClassShared>* objs() const { return _objs; }
 
     void append(SourceObjInfo* src_info);
     void remember_embedded_pointer(SourceObjInfo* pointing_obj, MetaspaceClosure::Ref* ref);
@@ -210,8 +210,8 @@ class ArchiveBuilder : public StackObj {
   SourceObjList _ro_src_objs;                 // objs to put in ro region
   ResizeableResourceHashtable<address, SourceObjInfo, AnyObj::C_HEAP, mtClassShared> _src_obj_table;
   ResizeableResourceHashtable<address, address, AnyObj::C_HEAP, mtClassShared> _buffered_to_src_table;
-  GrowableArray<Klass*>* _klasses;
-  GrowableArray<Symbol*>* _symbols;
+  GrowableArrayCHeap<Klass*, mtClassShared>* _klasses;
+  GrowableArrayCHeap<Symbol*, mtClassShared>* _symbols;
 
   // statistics
   DumpAllocStats _alloc_stats;
@@ -401,8 +401,8 @@ class ArchiveBuilder : public StackObj {
   }
 
   // All klasses and symbols that will be copied into the archive
-  GrowableArray<Klass*>*  klasses() const { return _klasses; }
-  GrowableArray<Symbol*>* symbols() const { return _symbols; }
+  GrowableArrayCHeap<Klass*, mtClassShared>*  klasses() const { return _klasses; }
+  GrowableArrayCHeap<Symbol*, mtClassShared>* symbols() const { return _symbols; }
 
   static bool is_active() {
     return (_current != nullptr);

src/hotspot/share/cds/classListParser.cpp

@@ -74,8 +74,8 @@ ClassListParser::ClassListParser(const char* file, ParseMode parse_mode) : _id2k
   }
   _line_no = 0;
   _token = _line;
-  _interfaces = new (mtClass) GrowableArray<int>(10, mtClass);
-  _indy_items = new (mtClass) GrowableArray<const char*>(9, mtClass);
+  _interfaces = new GrowableArrayCHeap<int, mtClass>(10);
+  _indy_items = new GrowableArrayCHeap<const char*, mtClass>(9);
   _parse_mode = parse_mode;
 
   // _instance should only be accessed by the thread that created _instance.

src/hotspot/share/cds/classListParser.hpp

@@ -107,10 +107,10 @@ class ClassListParser : public StackObj {
   int                 _line_len;              // Original length of the input line.
   int                 _line_no;               // Line number for current line being parsed
   const char*         _class_name;
-  GrowableArray<const char*>* _indy_items;    // items related to invoke dynamic for archiving lambda proxy classes
+  GrowableArrayCHeap<const char*, mtClass>* _indy_items; // items related to invoke dynamic for archiving lambda proxy classes
   int                 _id;
   int                 _super;
-  GrowableArray<int>* _interfaces;
+  GrowableArrayCHeap<int, mtClass>* _interfaces;
   bool                _interfaces_specified;
   const char*         _source;
   bool                _lambda_form_line;

src/hotspot/share/cds/dumpTimeClassInfo.cpp

@@ -51,12 +51,12 @@ size_t DumpTimeClassInfo::runtime_info_bytesize() const {
 void DumpTimeClassInfo::add_verification_constraint(InstanceKlass* k, Symbol* name,
          Symbol* from_name, bool from_field_is_protected, bool from_is_array, bool from_is_object) {
   if (_verifier_constraints == nullptr) {
-    _verifier_constraints = new (mtClass) GrowableArray<DTVerifierConstraint>(4, mtClass);
+    _verifier_constraints = new GrowableArrayCHeap<DTVerifierConstraint, mtClass>(4);
   }
   if (_verifier_constraint_flags == nullptr) {
-    _verifier_constraint_flags = new (mtClass) GrowableArray<char>(4, mtClass);
+    _verifier_constraint_flags = new GrowableArrayCHeap<char, mtClass>(4);
   }
-  GrowableArray<DTVerifierConstraint>* vc_array = _verifier_constraints;
+  GrowableArrayCHeap<DTVerifierConstraint, mtClass>* vc_array = _verifier_constraints;
   for (int i = 0; i < vc_array->length(); i++) {
     if (vc_array->at(i).equals(name, from_name)) {
       return;
@@ -65,7 +65,7 @@ void DumpTimeClassInfo::add_verification_constraint(InstanceKlass* k, Symbol* na
   DTVerifierConstraint cons(name, from_name);
   vc_array->append(cons);
 
-  GrowableArray<char>* vcflags_array = _verifier_constraint_flags;
+  GrowableArrayCHeap<char, mtClass>* vcflags_array = _verifier_constraint_flags;
   char c = 0;
   c |= from_field_is_protected ? SystemDictionaryShared::FROM_FIELD_IS_PROTECTED : 0;
   c |= from_is_array           ? SystemDictionaryShared::FROM_IS_ARRAY           : 0;
@@ -96,7 +96,7 @@ void DumpTimeClassInfo::record_linking_constraint(Symbol* name, Handle loader1,
   assert(loader1 != loader2, "sanity");
   LogTarget(Info, class, loader, constraints) log;
   if (_loader_constraints == nullptr) {
-    _loader_constraints = new (mtClass) GrowableArray<DTLoaderConstraint>(4, mtClass);
+    _loader_constraints = new GrowableArrayCHeap<DTLoaderConstraint, mtClass>(4);
   }
   char lt1 = get_loader_type_by(loader1());
   char lt2 = get_loader_type_by(loader2());
@@ -128,7 +128,7 @@ void DumpTimeClassInfo::record_linking_constraint(Symbol* name, Handle loader1,
 
 void DumpTimeClassInfo::add_enum_klass_static_field(int archived_heap_root_index) {
   if (_enum_klass_static_fields == nullptr) {
-    _enum_klass_static_fields = new (mtClass) GrowableArray<int>(20, mtClass);
+    _enum_klass_static_fields = new GrowableArrayCHeap<int, mtClass>(20);
   }
   _enum_klass_static_fields->append(archived_heap_root_index);
 }

src/hotspot/share/cds/dumpTimeClassInfo.hpp

@@ -126,10 +126,10 @@ class DumpTimeClassInfo: public CHeapObj<mtClass> {
   int                          _id;
   int                          _clsfile_size;
   int                          _clsfile_crc32;
-  GrowableArray<DTVerifierConstraint>* _verifier_constraints;
-  GrowableArray<char>*                 _verifier_constraint_flags;
-  GrowableArray<DTLoaderConstraint>*   _loader_constraints;
-  GrowableArray<int>*                  _enum_klass_static_fields;
+  GrowableArrayCHeap<DTVerifierConstraint, mtClass>* _verifier_constraints;
+  GrowableArrayCHeap<char, mtClass>*                 _verifier_constraint_flags;
+  GrowableArrayCHeap<DTLoaderConstraint, mtClass>*   _loader_constraints;
+  GrowableArrayCHeap<int, mtClass>*                  _enum_klass_static_fields;
 
   DumpTimeClassInfo() {
     _klass = nullptr;
@@ -159,7 +159,7 @@ class DumpTimeClassInfo: public CHeapObj<mtClass> {
 
 private:
   template <typename T>
-  static int array_length_or_zero(GrowableArray<T>* array) {
+  static int array_length_or_zero(GrowableArrayCHeap<T, mtClass>* array) {
     if (array == nullptr) {
       return 0;
     } else {

src/hotspot/share/cds/dynamicArchive.cpp

@@ -399,12 +399,12 @@ class VM_PopulateDynamicDumpSharedSpace: public VM_GC_Sync_Operation {
 
 // _array_klasses and _dynamic_archive_array_klasses only hold the array klasses
 // which have element klass in the static archive.
-GrowableArray<ObjArrayKlass*>* DynamicArchive::_array_klasses = nullptr;
+GrowableArrayCHeap<ObjArrayKlass*, mtClassShared>* DynamicArchive::_array_klasses = nullptr;
 Array<ObjArrayKlass*>* DynamicArchive::_dynamic_archive_array_klasses = nullptr;
 
 void DynamicArchive::append_array_klass(ObjArrayKlass* ak) {
   if (_array_klasses == nullptr) {
-    _array_klasses = new (mtClassShared) GrowableArray<ObjArrayKlass*>(50, mtClassShared);
+    _array_klasses = new GrowableArrayCHeap<ObjArrayKlass*, mtClassShared>(50);
   }
   _array_klasses->append(ak);
 }

src/hotspot/share/cds/dynamicArchive.hpp

@@ -61,7 +61,7 @@ class DynamicArchiveHeader : public FileMapHeader {
 
 class DynamicArchive : AllStatic {
 private:
-  static GrowableArray<ObjArrayKlass*>* _array_klasses;
+  static GrowableArrayCHeap<ObjArrayKlass*, mtClassShared>* _array_klasses;
   static Array<ObjArrayKlass*>* _dynamic_archive_array_klasses;
 public:
   static void check_for_dynamic_dump();

src/hotspot/share/cds/filemap.cpp

@@ -542,7 +542,7 @@ void FileMapInfo::record_non_existent_class_path_entry(const char* path) {
   assert(CDSConfig::is_dumping_archive(), "sanity");
   log_info(class, path)("non-existent Class-Path entry %s", path);
   if (_non_existent_class_paths == nullptr) {
-    _non_existent_class_paths = new (mtClass) GrowableArray<const char*>(10, mtClass);
+    _non_existent_class_paths = new GrowableArrayCHeap<const char*, mtClass>(10);
   }
   _non_existent_class_paths->append(os::strdup(path));
 }
@@ -2246,7 +2246,7 @@ bool FileMapInfo::_heap_pointers_need_patching = false;
 SharedPathTable FileMapInfo::_shared_path_table;
 bool FileMapInfo::_validating_shared_path_table = false;
 bool FileMapInfo::_memory_mapping_failed = false;
-GrowableArray<const char*>* FileMapInfo::_non_existent_class_paths = nullptr;
+GrowableArrayCHeap<const char*, mtClass>* FileMapInfo::_non_existent_class_paths = nullptr;
 
 // Open the shared archive file, read and validate the header
 // information (version, boot classpath, etc.). If initialization

src/hotspot/share/cds/filemap.hpp

@@ -49,6 +49,9 @@ class ClassLoaderData;
 class ClassPathEntry;
 class outputStream;
 
+template<class E> class GrowableArray;
+template<class E, MEMFLAGS F> class GrowableArrayCHeap;
+
 class SharedClassPathEntry : public MetaspaceObj {
   enum {
     modules_image_entry,
@@ -342,7 +345,7 @@ class FileMapInfo : public CHeapObj<mtInternal> {
   static FileMapInfo* _dynamic_archive_info;
   static bool _heap_pointers_need_patching;
   static bool _memory_mapping_failed;
-  static GrowableArray<const char*>* _non_existent_class_paths;
+  static GrowableArrayCHeap<const char*, mtClass>* _non_existent_class_paths;
 
 public:
   FileMapHeader *header() const       { return _header; }

src/hotspot/share/cds/heapShared.cpp

@@ -390,7 +390,7 @@ void HeapShared::archive_java_mirrors() {
     }
   }
 
-  GrowableArray<Klass*>* klasses = ArchiveBuilder::current()->klasses();
+  GrowableArrayCHeap<Klass*, mtClassShared>* klasses = ArchiveBuilder::current()->klasses();
   assert(klasses != nullptr, "sanity");
   for (int i = 0; i < klasses->length(); i++) {
     Klass* orig_k = klasses->at(i);
@@ -621,8 +621,7 @@ KlassSubGraphInfo* HeapShared::get_subgraph_info(Klass* k) {
 void KlassSubGraphInfo::add_subgraph_entry_field(int static_field_offset, oop v) {
   assert(CDSConfig::is_dumping_heap(), "dump time only");
   if (_subgraph_entry_fields == nullptr) {
-    _subgraph_entry_fields =
-      new (mtClass) GrowableArray<int>(10, mtClass);
+    _subgraph_entry_fields = new GrowableArrayCHeap<int, mtClass>(10);
   }
   _subgraph_entry_fields->append(static_field_offset);
   _subgraph_entry_fields->append(HeapShared::append_root(v));
@@ -635,8 +634,7 @@ void KlassSubGraphInfo::add_subgraph_object_klass(Klass* orig_k) {
   Klass* buffered_k = ArchiveBuilder::get_buffered_klass(orig_k);
 
   if (_subgraph_object_klasses == nullptr) {
-    _subgraph_object_klasses =
-      new (mtClass) GrowableArray<Klass*>(50, mtClass);
+    _subgraph_object_klasses = new GrowableArrayCHeap<Klass*, mtClass>(50);
   }
 
   assert(ArchiveBuilder::current()->is_in_buffer_space(buffered_k), "must be a shared class");
@@ -751,7 +749,7 @@ void ArchivedKlassSubGraphInfoRecord::init(KlassSubGraphInfo* info) {
   }
 
   // populate the entry fields
-  GrowableArray<int>* entry_fields = info->subgraph_entry_fields();
+  GrowableArrayCHeap<int, mtClass>* entry_fields = info->subgraph_entry_fields();
   if (entry_fields != nullptr) {
     int num_entry_fields = entry_fields->length();
     assert(num_entry_fields % 2 == 0, "sanity");
@@ -763,7 +761,7 @@ void ArchivedKlassSubGraphInfoRecord::init(KlassSubGraphInfo* info) {
   }
 
   // the Klasses of the objects in the sub-graphs
-  GrowableArray<Klass*>* subgraph_object_klasses = info->subgraph_object_klasses();
+  GrowableArrayCHeap<Klass*, mtClass>* subgraph_object_klasses = info->subgraph_object_klasses();
   if (subgraph_object_klasses != nullptr) {
     int num_subgraphs_klasses = subgraph_object_klasses->length();
     _subgraph_object_klasses =
@@ -1341,7 +1339,7 @@ void HeapShared::verify_reachable_objects_from(oop obj) {
 // Make sure that these are only instances of the very few specific types
 // that we can handle.
 void HeapShared::check_default_subgraph_classes() {
-  GrowableArray<Klass*>* klasses = _default_subgraph_info->subgraph_object_klasses();
+  GrowableArrayCHeap<Klass*, mtClass>* klasses = _default_subgraph_info->subgraph_object_klasses();
   int num = klasses->length();
   for (int i = 0; i < num; i++) {
     Klass* subgraph_k = klasses->at(i);

src/hotspot/share/cds/heapShared.hpp

@@ -63,10 +63,10 @@ class KlassSubGraphInfo: public CHeapObj<mtClass> {
   Klass* _k;
   // A list of classes need to be loaded and initialized before the archived
   // object sub-graphs can be accessed at runtime.
-  GrowableArray<Klass*>* _subgraph_object_klasses;
+  GrowableArrayCHeap<Klass*, mtClass>* _subgraph_object_klasses;
   // A list of _k's static fields as the entry points of archived sub-graphs.
   // For each entry field, it is a tuple of field_offset, field_value
-  GrowableArray<int>* _subgraph_entry_fields;
+  GrowableArrayCHeap<int, mtClass>* _subgraph_entry_fields;
 
   // Does this KlassSubGraphInfo belong to the archived full module graph
   bool _is_full_module_graph;
@@ -94,10 +94,10 @@ class KlassSubGraphInfo: public CHeapObj<mtClass> {
   };
 
   Klass* klass()            { return _k; }
-  GrowableArray<Klass*>* subgraph_object_klasses() {
+  GrowableArrayCHeap<Klass*, mtClass>* subgraph_object_klasses() {
     return _subgraph_object_klasses;
   }
-  GrowableArray<int>* subgraph_entry_fields() {
+  GrowableArrayCHeap<int, mtClass>* subgraph_entry_fields() {
     return _subgraph_entry_fields;
   }
   void add_subgraph_entry_field(int static_field_offset, oop v);

src/hotspot/share/cds/lambdaProxyClassDictionary.hpp

@@ -112,14 +112,14 @@ class LambdaProxyClassKey {
 
 class DumpTimeLambdaProxyClassInfo {
 public:
-  GrowableArray<InstanceKlass*>* _proxy_klasses;
+  GrowableArrayCHeap<InstanceKlass*, mtClassShared>* _proxy_klasses;
   DumpTimeLambdaProxyClassInfo() : _proxy_klasses(nullptr) {}
   DumpTimeLambdaProxyClassInfo& operator=(const DumpTimeLambdaProxyClassInfo&) = delete;
   ~DumpTimeLambdaProxyClassInfo();
 
   void add_proxy_klass(InstanceKlass* proxy_klass) {
     if (_proxy_klasses == nullptr) {
-      _proxy_klasses = new (mtClassShared) GrowableArray<InstanceKlass*>(5, mtClassShared);
+      _proxy_klasses = new GrowableArrayCHeap<InstanceKlass*, mtClassShared>(5);
     }
     assert(_proxy_klasses != nullptr, "sanity");
     _proxy_klasses->append(proxy_klass);