72 lines
2.3 KiB
C++
72 lines
2.3 KiB
C++
/*
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* Copyright (C) 2019 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_LIBPROFILE_PROFILE_PROFILE_BOOT_INFO_H_
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#define ART_LIBPROFILE_PROFILE_PROFILE_BOOT_INFO_H_
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#include <vector>
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#include "base/value_object.h"
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namespace art {
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class DexFile;
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/**
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* Abstraction over a list of methods representing the boot profile
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* of an application. The order in the list is the order in which the methods
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* should be compiled.
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*
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* TODO: This is currently implemented as a separate profile to
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* ProfileCompilationInfo to enable fast experiments, but we are likely to
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* incorporate it in ProfileCompilationInfo once we settle on an automated way
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* to generate such a boot profile.
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*/
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class ProfileBootInfo : public ValueObject {
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public:
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// Add the given method located in the given dex file in the profile.
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void Add(const DexFile* dex_file, uint32_t method_index);
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// Save this profile boot info into the `fd` file descriptor.
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bool Save(int fd) const;
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// Load the profile listing from `fd` into this profile boot info. Note that
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// the profile boot info will store internally the dex files being passed.
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bool Load(int fd, const std::vector<const DexFile*>& dex_files);
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const std::vector<const DexFile*>& GetDexFiles() const {
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return dex_files_;
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}
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const std::vector<std::pair<uint32_t, uint32_t>>& GetMethods() const {
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return methods_;
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}
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bool IsEmpty() const { return dex_files_.empty() && methods_.empty(); }
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private:
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// List of dex files this boot profile info covers.
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std::vector<const DexFile*> dex_files_;
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// List of pair of <dex file index, method_id> methods to be compiled in
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// order.
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std::vector<std::pair<uint32_t, uint32_t>> methods_;
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};
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} // namespace art
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#endif // ART_LIBPROFILE_PROFILE_PROFILE_BOOT_INFO_H_
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