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115 lines
3.3 KiB
115 lines
3.3 KiB
/*
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* Copyright (C) 2008 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ART_RUNTIME_RUNTIME_STATS_H_
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#define ART_RUNTIME_RUNTIME_STATS_H_
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#include <stdint.h>
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namespace art {
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// These must match the values in dalvik.system.VMDebug.
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enum StatKinds {
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KIND_ALLOCATED_OBJECTS = 1<<0,
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KIND_ALLOCATED_BYTES = 1<<1,
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KIND_FREED_OBJECTS = 1<<2,
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KIND_FREED_BYTES = 1<<3,
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KIND_GC_INVOCATIONS = 1<<4,
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KIND_CLASS_INIT_COUNT = 1<<5,
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KIND_CLASS_INIT_TIME = 1<<6,
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// These values exist for backward compatibility.
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KIND_EXT_ALLOCATED_OBJECTS = 1<<12,
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KIND_EXT_ALLOCATED_BYTES = 1<<13,
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KIND_EXT_FREED_OBJECTS = 1<<14,
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KIND_EXT_FREED_BYTES = 1<<15,
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KIND_GLOBAL_ALLOCATED_OBJECTS = KIND_ALLOCATED_OBJECTS,
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KIND_GLOBAL_ALLOCATED_BYTES = KIND_ALLOCATED_BYTES,
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KIND_GLOBAL_FREED_OBJECTS = KIND_FREED_OBJECTS,
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KIND_GLOBAL_FREED_BYTES = KIND_FREED_BYTES,
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KIND_GLOBAL_GC_INVOCATIONS = KIND_GC_INVOCATIONS,
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KIND_GLOBAL_CLASS_INIT_COUNT = KIND_CLASS_INIT_COUNT,
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KIND_GLOBAL_CLASS_INIT_TIME = KIND_CLASS_INIT_TIME,
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KIND_THREAD_ALLOCATED_OBJECTS = KIND_ALLOCATED_OBJECTS << 16,
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KIND_THREAD_ALLOCATED_BYTES = KIND_ALLOCATED_BYTES << 16,
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KIND_THREAD_FREED_OBJECTS = KIND_FREED_OBJECTS << 16,
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KIND_THREAD_FREED_BYTES = KIND_FREED_BYTES << 16,
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KIND_THREAD_GC_INVOCATIONS = KIND_GC_INVOCATIONS << 16,
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// TODO: failedAllocCount, failedAllocSize
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};
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/*
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* Memory allocation profiler state. This is used both globally and
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* per-thread.
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*/
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struct PACKED(4) RuntimeStats {
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RuntimeStats() {
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Clear(~0);
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}
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void Clear(int flags) {
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if ((flags & KIND_ALLOCATED_OBJECTS) != 0) {
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allocated_objects = 0;
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}
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if ((flags & KIND_ALLOCATED_BYTES) != 0) {
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allocated_bytes = 0;
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}
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if ((flags & KIND_FREED_OBJECTS) != 0) {
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freed_objects = 0;
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}
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if ((flags & KIND_FREED_BYTES) != 0) {
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freed_bytes = 0;
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}
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if ((flags & KIND_GC_INVOCATIONS) != 0) {
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gc_for_alloc_count = 0;
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}
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if ((flags & KIND_CLASS_INIT_COUNT) != 0) {
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class_init_count = 0;
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}
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if ((flags & KIND_CLASS_INIT_TIME) != 0) {
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class_init_time_ns = 0;
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}
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}
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// Number of objects allocated.
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uint64_t allocated_objects;
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// Cumulative size of all objects allocated.
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uint64_t allocated_bytes;
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// Number of objects freed.
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uint64_t freed_objects;
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// Cumulative size of all freed objects.
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uint64_t freed_bytes;
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// Number of times an allocation triggered a GC.
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uint64_t gc_for_alloc_count;
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// Number of initialized classes.
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uint64_t class_init_count;
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// Cumulative time spent in class initialization.
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uint64_t class_init_time_ns;
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DISALLOW_COPY_AND_ASSIGN(RuntimeStats);
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};
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} // namespace art
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#endif // ART_RUNTIME_RUNTIME_STATS_H_
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