vm/services/virtualMemoryTracker.hpp

132   static inline void record_reserved_memory(size_t size, MEMFLAGS flag) {
133     as_snapshot()->by_type(flag)->reserve_memory(size);
136   static inline void record_committed_memory(size_t size, MEMFLAGS flag) {
137     as_snapshot()->by_type(flag)->commit_memory(size);
140   static inline void record_uncommitted_memory(size_t size, MEMFLAGS flag) {
141     as_snapshot()->by_type(flag)->uncommit_memory(size);
144   static inline void record_released_memory(size_t size, MEMFLAGS flag) {
145     as_snapshot()->by_type(flag)->release_memory(size);
152   static inline void move_reserved_memory(MEMFLAGS from, MEMFLAGS to, size_t size) {
153     as_snapshot()->by_type(from)->release_memory(size);
154     as_snapshot()->by_type(to)->reserve_memory(size);
157   static inline void move_committed_memory(MEMFLAGS from, MEMFLAGS to, size_t size) {
158     as_snapshot()->by_type(from)->uncommit_memory(size);
159     as_snapshot()->by_type(to)->commit_memory(size);
185   VirtualMemoryRegion(address addr, size_t size) :
186     _base_address(addr), _size(size) {
188      assert(size > 0, "Invalid size");
192   inline address end()  const { return base() + size(); }
193   inline size_t  size() const { return _size;           }
195   inline bool is_empty() const { return size() == 0; }
202   inline bool contain_region(address addr, size_t size) const {
203     return contain_address(addr) && contain_address(addr + size - 1);
207     return (addr == base() && sz == size());
226     size_t new_size = size() - sz;
239     set_size(size() + sz);
248   void set_size(size_t  size) {
249     assert(size > 0, "Sanity check");
250     _size = size;
260   CommittedMemoryRegion(address addr, size_t size, const NativeCallStack& stack) :
261     VirtualMemoryRegion(addr, size), _stack(stack) { }
264     if (overlap_region(rgn.base(), rgn.size())) {
300   ReservedMemoryRegion(address base, size_t size, const NativeCallStack& stack,
302     VirtualMemoryRegion(base, size), _stack(stack), _flag(flag),
306   ReservedMemoryRegion(address base, size_t size) :
307     VirtualMemoryRegion(base, size), _stack(NativeCallStack::EMPTY_STACK), _flag(mtNone),
312     VirtualMemoryRegion(rr.base(), rr.size()) {
323     if (overlap_region(rgn.base(), rgn.size())) {
340   bool    add_committed_region(address addr, size_t size, const NativeCallStack& stack);
341   bool    remove_uncommitted_region(address addr, size_t size);
358     set_size(other.size());
384     assert(size() > 0, "Invalid size");
404   static bool add_reserved_region (address base_addr, size_t size, const NativeCallStack& stack,
407   static bool add_committed_region      (address base_addr, size_t size, const NativeCallStack& stack);
408   static bool remove_uncommitted_region (address base_addr, size_t size);
409   static bool remove_released_region    (address base_addr, size_t size);