/*
* Copyright (c) 2011 Apple Inc. All rights reserved.
*
* @APPLE_APACHE_LICENSE_HEADER_START@
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* @APPLE_APACHE_LICENSE_HEADER_END@
*/
/*
auto_trace.d
DTrace support.
Copyright (c) 2006-2011 Apple Inc. All rights reserved.
*/
// First define malloc_zone_t's
//#include <malloc/malloc.h> // don't include directly <rdar://problem/7823490>
struct _malloc_zone_t;
typedef struct _malloc_zone_t malloc_zone_t;
// Don't actually let "auto_zone.h" be included becuase it would bring in <sys/types>;
// An auto_zone_t is typedef'd to a malloc_zone_t anyways.
#define __AUTO_ZONE__
#define auto_zone_t malloc_zone_t
// Include the collection_phase_t flags
//#include <stdint.h>
//#include "auto_trace.h"
typedef enum {
AUTO_TRACE_SCANNING_PHASE = 0,
AUTO_TRACE_WEAK_REFERENCE_PHASE,
AUTO_TRACE_FINALIZING_PHASE,
AUTO_TRACE_SCAVENGING_PHASE
} auto_collection_phase_t;
typedef enum {
AUTO_TRACE_FULL = 0,
AUTO_TRACE_GENERATIONAL = 1,
AUTO_TRACE_LOCAL = 2
} auto_collection_type_t;
provider garbage_collection {
probe collection_begin(auto_zone_t *zone, auto_collection_type_t collection_type);
probe collection_end(auto_zone_t *zone, uint64_t objects_reclaimed, uint64_t bytes_reclaimed, uint64_t total_objects_in_use, uint64_t total_bytes_in_use);
probe collection_phase_begin(auto_zone_t *zone, auto_collection_phase_t phase);
probe collection_phase_end(auto_zone_t *zone, auto_collection_phase_t phase, uint64_t number_affected, uint64_t bytes_affected);
probe auto_refcount_one_allocation(uint64_t size);
probe auto_block_lost_thread_locality(void *block, uint64_t size);
};