Realm
A distributed, event-based tasking library
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Realm::LocalCPUMemory Class Reference

#include <mem_impl.h>

Inheritance diagram for Realm::LocalCPUMemory:
Collaboration diagram for Realm::LocalCPUMemory:

Public Member Functions

 LocalCPUMemory (RuntimeImpl *_runtime_impl, Memory _me, size_t _size, int numa_node, Memory::Kind _lowlevel_kind, void *prealloc_base=0, NetworkSegment *_segment=0, bool enable_ipc=true)
 
virtual ~LocalCPUMemory (void)
 
virtual bool attempt_register_external_resource (RegionInstanceImpl *inst, size_t &inst_offset)
 
virtual void unregister_external_resource (RegionInstanceImpl *inst)
 
virtual ExternalInstanceResourcegenerate_resource_info (RegionInstanceImpl *inst, const IndexSpaceGeneric *subspace, span< const FieldID > fields, bool read_only)
 
virtual void get_bytes (off_t offset, void *dst, size_t size)
 
virtual void put_bytes (off_t offset, const void *src, size_t size)
 
virtual void * get_direct_ptr (off_t offset, size_t size)
 
- Public Member Functions inherited from Realm::LocalManagedMemory
 LocalManagedMemory (RuntimeImpl *_runtime_impl, Memory _me, size_t _size, MemoryKind _kind, size_t _alignment, Memory::Kind _lowlevel_kind, NetworkSegment *_segment)
 
virtual ~LocalManagedMemory (void)
 
virtual AllocationResult allocate_storage_deferrable (RegionInstanceImpl *inst, bool need_alloc_result, Event precondition)
 
virtual void release_storage_deferrable (RegionInstanceImpl *inst, Event precondition)
 
virtual AllocationResult reuse_storage_deferrable (RegionInstanceImpl *old_inst, std::vector< RegionInstanceImpl * > &new_insts, Event precondition)
 
virtual AllocationResult allocate_storage_immediate (RegionInstanceImpl *inst, bool need_alloc_result, bool poisoned, TimeLimit work_until)
 
virtual void release_storage_immediate (RegionInstanceImpl *inst, bool poisoned, TimeLimit work_until)
 
virtual AllocationResult reuse_storage_immediate (RegionInstanceImpl *old_inst, std::vector< RegionInstanceImpl * > &new_insts, bool poisoned, TimeLimit work_until)
 
- Public Member Functions inherited from Realm::MemoryImpl
 MemoryImpl (RuntimeImpl *_runtime_impl, Memory _me, size_t _size, MemoryKind _kind, Memory::Kind _lowlevel_kind, NetworkSegment *_segment)
 
virtual ~MemoryImpl (void)
 
RegionInstanceImplget_instance (ID id)
 
RegionInstanceImplnew_instance (const ProfilingRequestSet &prs)
 
void release_instance (RegionInstance inst)
 
virtual void reuse_allocated_range (RegionInstanceImpl *old_inst, std::vector< RegionInstanceImpl * > &new_insts)
 
virtual void * get_inst_ptr (RegionInstanceImpl *inst, off_t offset, size_t size)
 
const ByteArrayget_rdma_info (NetworkModule *network) const
 
virtual bool get_local_addr (off_t offset, LocalAddress &local_addr)
 
virtual bool get_remote_addr (off_t offset, RemoteAddress &remote_addr)
 
NetworkSegmentget_network_segment ()
 
Memory::Kind get_kind (void) const
 
template<typename T >
T * find_module_specific ()
 
template<typename T >
const T * find_module_specific () const
 
void add_module_specific (ModuleSpecificInfo *info)
 
RuntimeImplget_runtime_impl () const
 

Public Attributes

const int numa_node
 
char * base
 
char * base_orig
 
bool prealloced
 
NetworkSegment local_segment
 
- Public Attributes inherited from Realm::LocalManagedMemory
size_t alignment
 
Mutex allocator_mutex
 
RangeAllocator current_allocator
 
RangeAllocator future_allocator
 
RangeAllocator release_allocator
 
unsigned cur_release_seqid
 
std::deque< PendingAllocpending_allocs
 
std::deque< PendingReleasepending_releases
 
ProfilingGauges::AbsoluteGauge< size_t > usage
 
ProfilingGauges::AbsoluteGauge< size_t > peak_usage
 
ProfilingGauges::AbsoluteGauge< size_t > peak_footprint
 
- Public Attributes inherited from Realm::MemoryImpl
Memory me {REALM_NO_MEM}
 
size_t size {0}
 
MemoryKind kind
 
Memory::Kind lowlevel_kind {Memory::Kind::NO_MEMKIND}
 
NetworkSegmentsegment {nullptr}
 
ModuleSpecificInfomodule_specific {nullptr}
 
std::map< NodeID, InstanceList * > instances_by_creator
 
Mutex instance_map_mutex
 
InstanceList local_instances
 

Static Public Attributes

static const size_t ALIGNMENT = 256
 

Additional Inherited Members

- Public Types inherited from Realm::LocalManagedMemory
using RangeAllocator = BasicRangeAllocator< size_t, RegionInstance >
 
- Public Types inherited from Realm::MemoryImpl
enum  MemoryKind {
  MKIND_SYSMEM , MKIND_GLOBAL , MKIND_RDMA , MKIND_REMOTE ,
  MKIND_GPUFB , MKIND_MANAGED , MKIND_ZEROCOPY , MKIND_DISK ,
  MKIND_FILE
}
 
enum  AllocationResult {
  ALLOC_INSTANT_SUCCESS , ALLOC_INSTANT_FAILURE , ALLOC_DEFERRED , ALLOC_EVENTUAL_SUCCESS ,
  ALLOC_EVENTUAL_FAILURE , ALLOC_CANCELLED
}
 
- Static Public Member Functions inherited from Realm::MemoryImpl
static Memory::Kind get_memory_kind (const RuntimeImpl *runtime_impl, Memory memory)
 
static size_t get_memory_size (const RuntimeImpl *runtime_impl, Memory memory)
 
- Protected Member Functions inherited from Realm::LocalManagedMemory
AllocationResult attempt_deferrable_allocation (RegionInstanceImpl *inst, size_t bytes, size_t alignment, size_t &inst_offset)
 
bool attempt_release_reordering (std::vector< std::pair< RegionInstanceImpl *, size_t > > &successful_allocs)
 
void remove_pending_release (RegionInstanceImpl *inst, std::vector< RegionInstanceImpl * > &failed_allocs)
 
- Protected Attributes inherited from Realm::MemoryImpl
RuntimeImplruntime_impl {nullptr}
 

Constructor & Destructor Documentation

◆ LocalCPUMemory()

Realm::LocalCPUMemory::LocalCPUMemory ( RuntimeImpl _runtime_impl,
Memory  _me,
size_t  _size,
int  numa_node,
Memory::Kind  _lowlevel_kind,
void *  prealloc_base = 0,
NetworkSegment _segment = 0,
bool  enable_ipc = true 
)

◆ ~LocalCPUMemory()

virtual Realm::LocalCPUMemory::~LocalCPUMemory ( void  )
virtual

Member Function Documentation

◆ attempt_register_external_resource()

virtual bool Realm::LocalCPUMemory::attempt_register_external_resource ( RegionInstanceImpl inst,
size_t &  inst_offset 
)
virtual

Reimplemented from Realm::MemoryImpl.

◆ generate_resource_info()

virtual ExternalInstanceResource * Realm::LocalCPUMemory::generate_resource_info ( RegionInstanceImpl inst,
const IndexSpaceGeneric subspace,
span< const FieldID fields,
bool  read_only 
)
virtual

Reimplemented from Realm::MemoryImpl.

◆ get_bytes()

virtual void Realm::LocalCPUMemory::get_bytes ( off_t  offset,
void *  dst,
size_t  size 
)
virtual

Implements Realm::MemoryImpl.

◆ get_direct_ptr()

virtual void * Realm::LocalCPUMemory::get_direct_ptr ( off_t  offset,
size_t  size 
)
virtual

Implements Realm::MemoryImpl.

◆ put_bytes()

virtual void Realm::LocalCPUMemory::put_bytes ( off_t  offset,
const void *  src,
size_t  size 
)
virtual

Implements Realm::MemoryImpl.

◆ unregister_external_resource()

virtual void Realm::LocalCPUMemory::unregister_external_resource ( RegionInstanceImpl inst)
virtual

Reimplemented from Realm::MemoryImpl.

Member Data Documentation

◆ ALIGNMENT

const size_t Realm::LocalCPUMemory::ALIGNMENT = 256
static

◆ base

char* Realm::LocalCPUMemory::base

◆ base_orig

char * Realm::LocalCPUMemory::base_orig

◆ local_segment

NetworkSegment Realm::LocalCPUMemory::local_segment

◆ numa_node

const int Realm::LocalCPUMemory::numa_node

◆ prealloced

bool Realm::LocalCPUMemory::prealloced

The documentation for this class was generated from the following file: