8764fe7d9a
Make it configurable what to profile. For Mac, we don't use the dirty page size yet and hence there is no need to gather that. This should be way better in not draining the battery since we are operating between 0% to 0.1% on the Mac after this change. llvm-svn: 176451
43 lines
1.6 KiB
C++
43 lines
1.6 KiB
C++
//===-- MachVMMemory.h ------------------------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// Created by Greg Clayton on 6/26/07.
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//
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//===----------------------------------------------------------------------===//
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#ifndef __MachVMMemory_h__
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#define __MachVMMemory_h__
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#include "DNBDefs.h"
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#include "DNBError.h"
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#include <mach/mach.h>
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class MachVMMemory
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{
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public:
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enum { kInvalidPageSize = ~0 };
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MachVMMemory();
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~MachVMMemory();
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nub_size_t Read(task_t task, nub_addr_t address, void *data, nub_size_t data_count);
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nub_size_t Write(task_t task, nub_addr_t address, const void *data, nub_size_t data_count);
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nub_size_t PageSize();
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nub_bool_t GetMemoryRegionInfo(task_t task, nub_addr_t address, DNBRegionInfo *region_info);
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nub_bool_t GetMemoryProfile(DNBProfileDataScanType scanType, task_t task, struct task_basic_info ti, cpu_type_t cputype, nub_process_t pid, vm_statistics_data_t &vm_stats, uint64_t &physical_memory, mach_vm_size_t &rprvt, mach_vm_size_t &rsize, mach_vm_size_t &vprvt, mach_vm_size_t &vsize, mach_vm_size_t &dirty_size);
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protected:
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nub_size_t MaxBytesLeftInPage(nub_addr_t addr, nub_size_t count);
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nub_size_t WriteRegion(task_t task, const nub_addr_t address, const void *data, const nub_size_t data_count);
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vm_size_t m_page_size;
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DNBError m_err;
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};
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#endif // #ifndef __MachVMMemory_h__
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