execution_components.hpp

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#pragma once
 
#include <memory>
#include <vector>
 
#include "barretenberg/vm2/simulation/events/event_emitter.hpp"
#include "barretenberg/vm2/simulation/interfaces/execution_components.hpp"
#include "barretenberg/vm2/simulation/interfaces/gt.hpp"
#include "barretenberg/vm2/simulation/lib/instruction_info.hpp"
 
namespace bb::avm2::simulation {
 
class ExecutionComponentsProvider : public ExecutionComponentsProviderInterface {
  public:
    ExecutionComponentsProvider(GreaterThanInterface& greater_than,
                                const InstructionInfoDBInterface& instruction_info_db)
        : greater_than(greater_than)
        , instruction_info_db(instruction_info_db)
    {}
    std::unique_ptr<AddressingInterface> make_addressing(AddressingEvent& event) override;
 
    std::unique_ptr<GasTrackerInterface> make_gas_tracker(GasEvent& gas_event,
                                                          const Instruction& instruction,
                                                          ContextInterface& context) override;
 
  private:
    GreaterThanInterface& greater_than;
    const InstructionInfoDBInterface& instruction_info_db;
 
    // Improvement candidate AVM-265: We are creating one of these per execution row and only
    // releasing them at the end of the TX.
    std::vector<std::unique_ptr<EventEmitterInterface<AddressingEvent>>> addressing_event_emitters;
};
 
} // namespace bb::avm2::simulation