128 lines
3.9 KiB
C++
128 lines
3.9 KiB
C++
/*
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* Copyright (C) 2014 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_COMPILER_COMPILER_H_
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#define ART_COMPILER_COMPILER_H_
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#include "base/mutex.h"
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#include "base/os.h"
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#include "compilation_kind.h"
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#include "dex/invoke_type.h"
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namespace art {
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namespace dex {
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struct CodeItem;
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} // namespace dex
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namespace jit {
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class JitCodeCache;
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class JitLogger;
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class JitMemoryRegion;
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} // namespace jit
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namespace mirror {
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class ClassLoader;
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class DexCache;
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} // namespace mirror
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class ArtMethod;
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class CompiledMethod;
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class CompiledMethodStorage;
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class CompilerOptions;
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class DexFile;
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template<class T> class Handle;
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class Thread;
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class Compiler {
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public:
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enum Kind {
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kQuick,
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kOptimizing
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};
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static Compiler* Create(const CompilerOptions& compiler_options,
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CompiledMethodStorage* storage,
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Kind kind);
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virtual bool CanCompileMethod(uint32_t method_idx, const DexFile& dex_file) const = 0;
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virtual CompiledMethod* Compile(const dex::CodeItem* code_item,
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uint32_t access_flags,
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InvokeType invoke_type,
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uint16_t class_def_idx,
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uint32_t method_idx,
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Handle<mirror::ClassLoader> class_loader,
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const DexFile& dex_file,
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Handle<mirror::DexCache> dex_cache) const = 0;
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virtual CompiledMethod* JniCompile(uint32_t access_flags,
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uint32_t method_idx,
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const DexFile& dex_file,
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Handle<mirror::DexCache> dex_cache) const = 0;
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virtual bool JitCompile(Thread* self ATTRIBUTE_UNUSED,
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jit::JitCodeCache* code_cache ATTRIBUTE_UNUSED,
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jit::JitMemoryRegion* region ATTRIBUTE_UNUSED,
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ArtMethod* method ATTRIBUTE_UNUSED,
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CompilationKind compilation_kind ATTRIBUTE_UNUSED,
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jit::JitLogger* jit_logger ATTRIBUTE_UNUSED)
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REQUIRES_SHARED(Locks::mutator_lock_) {
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return false;
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}
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virtual uintptr_t GetEntryPointOf(ArtMethod* method) const
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REQUIRES_SHARED(Locks::mutator_lock_) = 0;
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uint64_t GetMaximumCompilationTimeBeforeWarning() const {
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return maximum_compilation_time_before_warning_;
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}
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virtual ~Compiler() {}
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// Returns whether the method to compile is such a pathological case that
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// it's not worth compiling.
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static bool IsPathologicalCase(const dex::CodeItem& code_item,
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uint32_t method_idx,
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const DexFile& dex_file);
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protected:
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Compiler(const CompilerOptions& compiler_options,
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CompiledMethodStorage* storage,
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uint64_t warning) :
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compiler_options_(compiler_options),
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storage_(storage),
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maximum_compilation_time_before_warning_(warning) {
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}
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const CompilerOptions& GetCompilerOptions() const {
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return compiler_options_;
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}
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CompiledMethodStorage* GetCompiledMethodStorage() const {
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return storage_;
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}
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private:
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const CompilerOptions& compiler_options_;
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CompiledMethodStorage* const storage_;
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const uint64_t maximum_compilation_time_before_warning_;
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DISALLOW_COPY_AND_ASSIGN(Compiler);
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};
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} // namespace art
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#endif // ART_COMPILER_COMPILER_H_
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