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diff --git a/compiler/compiled_method.h b/compiler/compiled_method.h
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-/*
- * Copyright (C) 2011 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_COMPILER_COMPILED_METHOD_H_
-#define ART_COMPILER_COMPILED_METHOD_H_
-
-#include <memory>
-#include <string>
-#include <vector>
-
-#include "arch/instruction_set.h"
-#include "base/bit_field.h"
-#include "base/bit_utils.h"
-
-namespace art {
-
-template <typename T> class ArrayRef;
-class CompiledMethodStorage;
-template<typename T> class LengthPrefixedArray;
-
-namespace linker {
-class LinkerPatch;
-} // namespace linker
-
-class CompiledCode {
- public:
- // For Quick to supply an code blob
- CompiledCode(CompiledMethodStorage* storage,
- InstructionSet instruction_set,
- const ArrayRef<const uint8_t>& quick_code);
-
- virtual ~CompiledCode();
-
- InstructionSet GetInstructionSet() const {
- return GetPackedField<InstructionSetField>();
- }
-
- ArrayRef<const uint8_t> GetQuickCode() const;
-
- bool operator==(const CompiledCode& rhs) const;
-
- // To align an offset from a page-aligned value to make it suitable
- // for code storage. For example on ARM, to ensure that PC relative
- // valu computations work out as expected.
- size_t AlignCode(size_t offset) const;
- static size_t AlignCode(size_t offset, InstructionSet instruction_set);
-
- // returns the difference between the code address and a usable PC.
- // mainly to cope with kThumb2 where the lower bit must be set.
- size_t CodeDelta() const;
- static size_t CodeDelta(InstructionSet instruction_set);
-
- // Returns a pointer suitable for invoking the code at the argument
- // code_pointer address. Mainly to cope with kThumb2 where the
- // lower bit must be set to indicate Thumb mode.
- static const void* CodePointer(const void* code_pointer, InstructionSet instruction_set);
-
- protected:
- static constexpr size_t kInstructionSetFieldSize =
- MinimumBitsToStore(static_cast<size_t>(InstructionSet::kLast));
- static constexpr size_t kNumberOfCompiledCodePackedBits = kInstructionSetFieldSize;
- static constexpr size_t kMaxNumberOfPackedBits = sizeof(uint32_t) * kBitsPerByte;
-
- template <typename T>
- static ArrayRef<const T> GetArray(const LengthPrefixedArray<T>* array);
-
- CompiledMethodStorage* GetStorage() {
- return storage_;
- }
-
- template <typename BitFieldType>
- typename BitFieldType::value_type GetPackedField() const {
- return BitFieldType::Decode(packed_fields_);
- }
-
- template <typename BitFieldType>
- void SetPackedField(typename BitFieldType::value_type value) {
- DCHECK(IsUint<BitFieldType::size>(static_cast<uintptr_t>(value)));
- packed_fields_ = BitFieldType::Update(value, packed_fields_);
- }
-
- private:
- using InstructionSetField = BitField<InstructionSet, 0u, kInstructionSetFieldSize>;
-
- CompiledMethodStorage* const storage_;
-
- // Used to store the compiled code.
- const LengthPrefixedArray<uint8_t>* const quick_code_;
-
- uint32_t packed_fields_;
-};
-
-class CompiledMethod final : public CompiledCode {
- public:
- // Constructs a CompiledMethod.
- // Note: Consider using the static allocation methods below that will allocate the CompiledMethod
- // in the swap space.
- CompiledMethod(CompiledMethodStorage* storage,
- InstructionSet instruction_set,
- const ArrayRef<const uint8_t>& quick_code,
- const ArrayRef<const uint8_t>& vmap_table,
- const ArrayRef<const uint8_t>& cfi_info,
- const ArrayRef<const linker::LinkerPatch>& patches);
-
- virtual ~CompiledMethod();
-
- static CompiledMethod* SwapAllocCompiledMethod(
- CompiledMethodStorage* storage,
- InstructionSet instruction_set,
- const ArrayRef<const uint8_t>& quick_code,
- const ArrayRef<const uint8_t>& vmap_table,
- const ArrayRef<const uint8_t>& cfi_info,
- const ArrayRef<const linker::LinkerPatch>& patches);
-
- static void ReleaseSwapAllocatedCompiledMethod(CompiledMethodStorage* storage, CompiledMethod* m);
-
- bool IsIntrinsic() const {
- return GetPackedField<IsIntrinsicField>();
- }
-
- // Marks the compiled method as being generated using an intrinsic codegen.
- // Such methods have no relationships to their code items.
- // This affects debug information generated at link time.
- void MarkAsIntrinsic() {
- DCHECK(!IsIntrinsic());
- SetPackedField<IsIntrinsicField>(/* value= */ true);
- }
-
- ArrayRef<const uint8_t> GetVmapTable() const;
-
- ArrayRef<const uint8_t> GetCFIInfo() const;
-
- ArrayRef<const linker::LinkerPatch> GetPatches() const;
-
- private:
- static constexpr size_t kIsIntrinsicLsb = kNumberOfCompiledCodePackedBits;
- static constexpr size_t kIsIntrinsicSize = 1u;
- static constexpr size_t kNumberOfCompiledMethodPackedBits = kIsIntrinsicLsb + kIsIntrinsicSize;
- static_assert(kNumberOfCompiledMethodPackedBits <= CompiledCode::kMaxNumberOfPackedBits,
- "Too many packed fields.");
-
- using IsIntrinsicField = BitField<bool, kIsIntrinsicLsb, kIsIntrinsicSize>;
-
- // For quick code, holds code infos which contain stack maps, inline information, and etc.
- const LengthPrefixedArray<uint8_t>* const vmap_table_;
- // For quick code, a FDE entry for the debug_frame section.
- const LengthPrefixedArray<uint8_t>* const cfi_info_;
- // For quick code, linker patches needed by the method.
- const LengthPrefixedArray<linker::LinkerPatch>* const patches_;
-};
-
-} // namespace art
-
-#endif // ART_COMPILER_COMPILED_METHOD_H_