aosp12/art/runtime/runtime_options.h

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2.8 KiB
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/*
* Copyright (C) 2015 The Android Open Source Project
*
* 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.
*/
#ifndef ART_RUNTIME_RUNTIME_OPTIONS_H_
#define ART_RUNTIME_RUNTIME_OPTIONS_H_
#include <cstdarg>
#include <cstdio>
#include <string>
#include <vector>
#include "arch/instruction_set.h"
#include "base/variant_map.h"
#include "cmdline_types.h" // TODO: don't need to include this file here
#include "gc/collector_type.h"
#include "gc/space/large_object_space.h"
#include "hidden_api.h"
#include "jit/jit.h"
#include "jit/jit_code_cache.h"
#include "jit/profile_saver_options.h"
#include "verifier/verifier_enums.h"
namespace art {
class CompilerCallbacks;
class DexFile;
struct XGcOption;
struct BackgroundGcOption;
#define DECLARE_KEY(Type, Name) static const Key<Type> Name
// Define a key that is usable with a RuntimeArgumentMap.
// This key will *not* work with other subtypes of VariantMap.
template <typename TValue>
struct RuntimeArgumentMapKey : VariantMapKey<TValue> {
RuntimeArgumentMapKey() {}
explicit RuntimeArgumentMapKey(TValue default_value)
: VariantMapKey<TValue>(std::move(default_value)) {}
// Don't ODR-use constexpr default values, which means that Struct::Fields
// that are declared 'static constexpr T Name = Value' don't need to have a matching definition.
};
// Defines a type-safe heterogeneous key->value map.
// Use the VariantMap interface to look up or to store a RuntimeArgumentMapKey,Value pair.
//
// Example:
// auto map = RuntimeArgumentMap();
// map.Set(RuntimeArgumentMap::HeapTargetUtilization, 5.0);
// double *target_utilization = map.Get(RuntimeArgumentMap);
//
struct RuntimeArgumentMap : VariantMap<RuntimeArgumentMap, RuntimeArgumentMapKey> {
// This 'using' line is necessary to inherit the variadic constructor.
using VariantMap<RuntimeArgumentMap, RuntimeArgumentMapKey>::VariantMap;
// Make the next many usages of Key slightly shorter to type.
template <typename TValue>
using Key = RuntimeArgumentMapKey<TValue>;
// List of key declarations, shorthand for 'static const Key<T> Name'
#define RUNTIME_OPTIONS_KEY(Type, Name, ...) static const Key<Type> (Name);
#include "runtime_options.def"
};
#undef DECLARE_KEY
// using RuntimeOptions = RuntimeArgumentMap;
} // namespace art
#endif // ART_RUNTIME_RUNTIME_OPTIONS_H_