# HG changeset patch
# User kbarrett
# Date 1500685319 14400
# Node ID 211b3f6b75ef4b8d88bb778eeb17176fd5026bd4
# Parent  f152b500376e500c7aa73b52e5f6f48b9ea6ee61
8182169: ArrayAllocator should take MEMFLAGS as regular parameter
Summary: Change ArrayAllocator memflags from template parameter to ordinary function parameters
Reviewed-by: kbarrett, tschatzl
Contributed-by: milan.mimica@gmail.com

diff -r f152b500376e -r 211b3f6b75ef hotspot/src/share/vm/gc/g1/g1CardLiveData.cpp
--- a/hotspot/src/share/vm/gc/g1/g1CardLiveData.cpp	Fri Jul 21 16:37:01 2017 -0400
+++ b/hotspot/src/share/vm/gc/g1/g1CardLiveData.cpp	Fri Jul 21 21:01:59 2017 -0400
@@ -55,13 +55,13 @@
 G1CardLiveData::bm_word_t* G1CardLiveData::allocate_large_bitmap(size_t size_in_bits) {
   size_t size_in_words = BitMap::calc_size_in_words(size_in_bits);
 
-  bm_word_t* map = MmapArrayAllocator<bm_word_t, mtGC>::allocate(size_in_words);
+  bm_word_t* map = MmapArrayAllocator<bm_word_t>::allocate(size_in_words, mtGC);
 
   return map;
 }
 
 void G1CardLiveData::free_large_bitmap(bm_word_t* bitmap, size_t size_in_bits) {
-  MmapArrayAllocator<bm_word_t, mtGC>::free(bitmap, BitMap::calc_size_in_words(size_in_bits));
+  MmapArrayAllocator<bm_word_t>::free(bitmap, BitMap::calc_size_in_words(size_in_bits));
 }
 
 void G1CardLiveData::initialize(size_t max_capacity, uint num_max_regions) {
diff -r f152b500376e -r 211b3f6b75ef hotspot/src/share/vm/gc/g1/g1ConcurrentMark.cpp
--- a/hotspot/src/share/vm/gc/g1/g1ConcurrentMark.cpp	Fri Jul 21 16:37:01 2017 -0400
+++ b/hotspot/src/share/vm/gc/g1/g1ConcurrentMark.cpp	Fri Jul 21 21:01:59 2017 -0400
@@ -144,7 +144,7 @@
   assert(new_capacity <= _max_chunk_capacity,
          "Trying to resize stack to " SIZE_FORMAT " chunks when the maximum is " SIZE_FORMAT, new_capacity, _max_chunk_capacity);
 
-  TaskQueueEntryChunk* new_base = MmapArrayAllocator<TaskQueueEntryChunk, mtGC>::allocate_or_null(new_capacity);
+  TaskQueueEntryChunk* new_base = MmapArrayAllocator<TaskQueueEntryChunk>::allocate_or_null(new_capacity, mtGC);
 
   if (new_base == NULL) {
     log_warning(gc)("Failed to reserve memory for new overflow mark stack with " SIZE_FORMAT " chunks and size " SIZE_FORMAT "B.", new_capacity, new_capacity * sizeof(TaskQueueEntryChunk));
@@ -152,7 +152,7 @@
   }
   // Release old mapping.
   if (_base != NULL) {
-    MmapArrayAllocator<TaskQueueEntryChunk, mtGC>::free(_base, _chunk_capacity);
+    MmapArrayAllocator<TaskQueueEntryChunk>::free(_base, _chunk_capacity);
   }
 
   _base = new_base;
@@ -205,7 +205,7 @@
 
 G1CMMarkStack::~G1CMMarkStack() {
   if (_base != NULL) {
-    MmapArrayAllocator<TaskQueueEntryChunk, mtGC>::free(_base, _chunk_capacity);
+    MmapArrayAllocator<TaskQueueEntryChunk>::free(_base, _chunk_capacity);
   }
 }
 
diff -r f152b500376e -r 211b3f6b75ef hotspot/src/share/vm/gc/g1/g1HotCardCache.cpp
--- a/hotspot/src/share/vm/gc/g1/g1HotCardCache.cpp	Fri Jul 21 16:37:01 2017 -0400
+++ b/hotspot/src/share/vm/gc/g1/g1HotCardCache.cpp	Fri Jul 21 21:01:59 2017 -0400
@@ -36,7 +36,7 @@
     _use_cache = true;
 
     _hot_cache_size = (size_t)1 << G1ConcRSLogCacheSize;
-    _hot_cache = ArrayAllocator<jbyte*, mtGC>::allocate(_hot_cache_size);
+    _hot_cache = ArrayAllocator<jbyte*>::allocate(_hot_cache_size, mtGC);
 
     reset_hot_cache_internal();
 
@@ -51,7 +51,7 @@
 G1HotCardCache::~G1HotCardCache() {
   if (default_use_cache()) {
     assert(_hot_cache != NULL, "Logic");
-    ArrayAllocator<jbyte*, mtGC>::free(_hot_cache, _hot_cache_size);
+    ArrayAllocator<jbyte*>::free(_hot_cache, _hot_cache_size);
     _hot_cache = NULL;
   }
 }
diff -r f152b500376e -r 211b3f6b75ef hotspot/src/share/vm/gc/shared/taskqueue.inline.hpp
--- a/hotspot/src/share/vm/gc/shared/taskqueue.inline.hpp	Fri Jul 21 16:37:01 2017 -0400
+++ b/hotspot/src/share/vm/gc/shared/taskqueue.inline.hpp	Fri Jul 21 21:01:59 2017 -0400
@@ -44,13 +44,13 @@
 
 template<class E, MEMFLAGS F, unsigned int N>
 inline void GenericTaskQueue<E, F, N>::initialize() {
-  _elems = ArrayAllocator<E, F>::allocate(N);
+  _elems = ArrayAllocator<E>::allocate(N, F);
 }
 
 template<class E, MEMFLAGS F, unsigned int N>
 inline GenericTaskQueue<E, F, N>::~GenericTaskQueue() {
   assert(false, "This code is currently never called");
-  ArrayAllocator<E, F>::free(const_cast<E*>(_elems), N);
+  ArrayAllocator<E>::free(const_cast<E*>(_elems), N);
 }
 
 template<class E, MEMFLAGS F, unsigned int N>
diff -r f152b500376e -r 211b3f6b75ef hotspot/src/share/vm/memory/allocation.hpp
--- a/hotspot/src/share/vm/memory/allocation.hpp	Fri Jul 21 16:37:01 2017 -0400
+++ b/hotspot/src/share/vm/memory/allocation.hpp	Fri Jul 21 21:01:59 2017 -0400
@@ -718,43 +718,43 @@
 // to mapped memory for large allocations. By default ArrayAllocatorMallocLimit
 // is set so that we always use malloc except for Solaris where we set the
 // limit to get mapped memory.
-template <class E, MEMFLAGS F>
+template <class E>
 class ArrayAllocator : public AllStatic {
  private:
   static bool should_use_malloc(size_t length);
 
-  static E* allocate_malloc(size_t length);
-  static E* allocate_mmap(size_t length);
+  static E* allocate_malloc(size_t length, MEMFLAGS flags);
+  static E* allocate_mmap(size_t length, MEMFLAGS flags);
 
   static void free_malloc(E* addr, size_t length);
   static void free_mmap(E* addr, size_t length);
 
  public:
-  static E* allocate(size_t length);
-  static E* reallocate(E* old_addr, size_t old_length, size_t new_length);
+  static E* allocate(size_t length, MEMFLAGS flags);
+  static E* reallocate(E* old_addr, size_t old_length, size_t new_length, MEMFLAGS flags);
   static void free(E* addr, size_t length);
 };
 
 // Uses mmaped memory for all allocations. All allocations are initially
 // zero-filled. No pre-touching.
-template <class E, MEMFLAGS F>
+template <class E>
 class MmapArrayAllocator : public AllStatic {
  private:
   static size_t size_for(size_t length);
 
  public:
-  static E* allocate_or_null(size_t length);
-  static E* allocate(size_t length);
+  static E* allocate_or_null(size_t length, MEMFLAGS flags);
+  static E* allocate(size_t length, MEMFLAGS flags);
   static void free(E* addr, size_t length);
 };
 
 // Uses malloc:ed memory for all allocations.
-template <class E, MEMFLAGS F>
+template <class E>
 class MallocArrayAllocator : public AllStatic {
  public:
   static size_t size_for(size_t length);
 
-  static E* allocate(size_t length);
+  static E* allocate(size_t length, MEMFLAGS flags);
   static void free(E* addr, size_t length);
 };
 
diff -r f152b500376e -r 211b3f6b75ef hotspot/src/share/vm/memory/allocation.inline.hpp
--- a/hotspot/src/share/vm/memory/allocation.inline.hpp	Fri Jul 21 16:37:01 2017 -0400
+++ b/hotspot/src/share/vm/memory/allocation.inline.hpp	Fri Jul 21 21:01:59 2017 -0400
@@ -146,19 +146,19 @@
     FreeHeap(p);
 }
 
-template <class E, MEMFLAGS F>
-size_t MmapArrayAllocator<E, F>::size_for(size_t length) {
+template <class E>
+size_t MmapArrayAllocator<E>::size_for(size_t length) {
   size_t size = length * sizeof(E);
   int alignment = os::vm_allocation_granularity();
   return align_up(size, alignment);
 }
 
-template <class E, MEMFLAGS F>
-E* MmapArrayAllocator<E, F>::allocate_or_null(size_t length) {
+template <class E>
+E* MmapArrayAllocator<E>::allocate_or_null(size_t length, MEMFLAGS flags) {
   size_t size = size_for(length);
   int alignment = os::vm_allocation_granularity();
 
-  char* addr = os::reserve_memory(size, NULL, alignment, F);
+  char* addr = os::reserve_memory(size, NULL, alignment, flags);
   if (addr == NULL) {
     return NULL;
   }
@@ -171,12 +171,12 @@
   }
 }
 
-template <class E, MEMFLAGS F>
-E* MmapArrayAllocator<E, F>::allocate(size_t length) {
+template <class E>
+E* MmapArrayAllocator<E>::allocate(size_t length, MEMFLAGS flags) {
   size_t size = size_for(length);
   int alignment = os::vm_allocation_granularity();
 
-  char* addr = os::reserve_memory(size, NULL, alignment, F);
+  char* addr = os::reserve_memory(size, NULL, alignment, flags);
   if (addr == NULL) {
     vm_exit_out_of_memory(size, OOM_MMAP_ERROR, "Allocator (reserve)");
   }
@@ -186,55 +186,55 @@
   return (E*)addr;
 }
 
-template <class E, MEMFLAGS F>
-void MmapArrayAllocator<E, F>::free(E* addr, size_t length) {
+template <class E>
+void MmapArrayAllocator<E>::free(E* addr, size_t length) {
   bool result = os::release_memory((char*)addr, size_for(length));
   assert(result, "Failed to release memory");
 }
 
-template <class E, MEMFLAGS F>
-size_t MallocArrayAllocator<E, F>::size_for(size_t length) {
+template <class E>
+size_t MallocArrayAllocator<E>::size_for(size_t length) {
   return length * sizeof(E);
 }
 
-template <class E, MEMFLAGS F>
-E* MallocArrayAllocator<E, F>::allocate(size_t length) {
-  return (E*)AllocateHeap(size_for(length), F);
+template <class E>
+E* MallocArrayAllocator<E>::allocate(size_t length, MEMFLAGS flags) {
+  return (E*)AllocateHeap(size_for(length), flags);
 }
 
-template<class E, MEMFLAGS F>
-void MallocArrayAllocator<E, F>::free(E* addr, size_t /*length*/) {
+template<class E>
+void MallocArrayAllocator<E>::free(E* addr, size_t /*length*/) {
   FreeHeap(addr);
 }
 
-template <class E, MEMFLAGS F>
-bool ArrayAllocator<E, F>::should_use_malloc(size_t length) {
-  return MallocArrayAllocator<E, F>::size_for(length) < ArrayAllocatorMallocLimit;
+template <class E>
+bool ArrayAllocator<E>::should_use_malloc(size_t length) {
+  return MallocArrayAllocator<E>::size_for(length) < ArrayAllocatorMallocLimit;
 }
 
-template <class E, MEMFLAGS F>
-E* ArrayAllocator<E, F>::allocate_malloc(size_t length) {
-  return MallocArrayAllocator<E, F>::allocate(length);
+template <class E>
+E* ArrayAllocator<E>::allocate_malloc(size_t length, MEMFLAGS flags) {
+  return MallocArrayAllocator<E>::allocate(length, flags);
 }
 
-template <class E, MEMFLAGS F>
-E* ArrayAllocator<E, F>::allocate_mmap(size_t length) {
-  return MmapArrayAllocator<E, F>::allocate(length);
+template <class E>
+E* ArrayAllocator<E>::allocate_mmap(size_t length, MEMFLAGS flags) {
+  return MmapArrayAllocator<E>::allocate(length, flags);
 }
 
-template <class E, MEMFLAGS F>
-E* ArrayAllocator<E, F>::allocate(size_t length) {
+template <class E>
+E* ArrayAllocator<E>::allocate(size_t length, MEMFLAGS flags) {
   if (should_use_malloc(length)) {
-    return allocate_malloc(length);
+    return allocate_malloc(length, flags);
   }
 
-  return allocate_mmap(length);
+  return allocate_mmap(length, flags);
 }
 
-template <class E, MEMFLAGS F>
-E* ArrayAllocator<E, F>::reallocate(E* old_addr, size_t old_length, size_t new_length) {
+template <class E>
+E* ArrayAllocator<E>::reallocate(E* old_addr, size_t old_length, size_t new_length, MEMFLAGS flags) {
   E* new_addr = (new_length > 0)
-      ? allocate(new_length)
+      ? allocate(new_length, flags)
       : NULL;
 
   if (new_addr != NULL && old_addr != NULL) {
@@ -248,18 +248,18 @@
   return new_addr;
 }
 
-template<class E, MEMFLAGS F>
-void ArrayAllocator<E, F>::free_malloc(E* addr, size_t length) {
-  MallocArrayAllocator<E, F>::free(addr, length);
+template<class E>
+void ArrayAllocator<E>::free_malloc(E* addr, size_t length) {
+  MallocArrayAllocator<E>::free(addr, length);
 }
 
-template<class E, MEMFLAGS F>
-void ArrayAllocator<E, F>::free_mmap(E* addr, size_t length) {
-  MmapArrayAllocator<E, F>::free(addr, length);
+template<class E>
+void ArrayAllocator<E>::free_mmap(E* addr, size_t length) {
+  MmapArrayAllocator<E>::free(addr, length);
 }
 
-template<class E, MEMFLAGS F>
-void ArrayAllocator<E, F>::free(E* addr, size_t length) {
+template<class E>
+void ArrayAllocator<E>::free(E* addr, size_t length) {
   if (addr != NULL) {
     if (should_use_malloc(length)) {
       free_malloc(addr, length);
diff -r f152b500376e -r 211b3f6b75ef hotspot/src/share/vm/utilities/bitMap.cpp
--- a/hotspot/src/share/vm/utilities/bitMap.cpp	Fri Jul 21 16:37:01 2017 -0400
+++ b/hotspot/src/share/vm/utilities/bitMap.cpp	Fri Jul 21 21:01:59 2017 -0400
@@ -48,10 +48,10 @@
 class CHeapBitMapAllocator : StackObj {
  public:
   bm_word_t* allocate(size_t size_in_words) const {
-    return ArrayAllocator<bm_word_t, mtInternal>::allocate(size_in_words);
+    return ArrayAllocator<bm_word_t>::allocate(size_in_words, mtInternal);
   }
   void free(bm_word_t* map, idx_t size_in_words) const {
-    ArrayAllocator<bm_word_t, mtInternal>::free(map, size_in_words);
+    ArrayAllocator<bm_word_t>::free(map, size_in_words);
   }
 };