/*
* Copyright ( C ) 2025 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_OPTIMIZING_INSTRUCTION_LIST_H_
#define ART_COMPILER_OPTIMIZING_INSTRUCTION_LIST_H_
#include "base/value_object.h"
#include "base/macros.h"
namespace art HIDDEN {
class HBasicBlock;
class HInstruction;
class HInstructionList final : public ValueObject {
public :
HInstructionList() : first_instruction_(nullptr), last_instruction_(nullptr) {}
void AddInstruction(HInstruction* instruction);
void RemoveInstruction(HInstruction* instruction);
// Insert `instruction` before/after an existing instruction `cursor`.
void InsertInstructionBefore(HInstruction* instruction, HInstruction* cursor);
void InsertInstructionAfter(HInstruction* instruction, HInstruction* cursor);
// Return true if this list contains `instruction`.
bool Contains(HInstruction* instruction) const ;
// Return true if `instruction1` is found before `instruction2` in this instruction
// list and false otherwise. Abort if none of these instructions is found.
bool FoundBefore(const HInstruction* instruction1,
const HInstruction* instruction2) const ;
bool IsEmpty() const { return first_instruction_ == nullptr; }
void Clear() { first_instruction_ = last_instruction_ = nullptr; }
// Update the block of all instructions to be `block`.
void SetBlockOfInstructions(HBasicBlock* block) const ;
void AddAfter(HInstruction* cursor, const HInstructionList& instruction_list);
void AddBefore(HInstruction* cursor, const HInstructionList& instruction_list);
void Add(const HInstructionList& instruction_list);
// Return the number of instructions in the list. This is an expensive operation.
size_t CountSize() const ;
private :
HInstruction* first_instruction_;
HInstruction* last_instruction_;
friend class HBasicBlock;
friend class HGraph;
friend class HInstruction;
friend class HInstructionIteratorPrefetchNext;
friend class HInstructionIterator;
friend class HBackwardInstructionIteratorPrefetchNext;
DISALLOW_COPY_AND_ASSIGN(HInstructionList);
};
} // namespace art
#endif // ART_COMPILER_OPTIMIZING_INSTRUCTION_LIST_H_
Messung V0.5 in Prozent C=86 H=90 G=87
¤ Dauer der Verarbeitung: 0.11 Sekunden
(vorverarbeitet am 2026-06-29)
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