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Remove scheduled optimization from ThreadedRegexVM
This does not seem to actually speed up execution as threads will be dropped on next step anyway
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3150e9b3cd
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@ -873,7 +873,7 @@ private:
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const auto res = m_program.instructions.size();
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if (res >= max_instructions)
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throw regex_error(format("regex compiled to more than {} instructions", max_instructions));
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m_program.instructions.push_back({ op, false, 0, param });
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m_program.instructions.push_back({ op, 0, param });
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return OpIndex(res);
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}
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@ -112,9 +112,7 @@ struct CompiledRegex : RefCountable, UseMemoryDomain<MemoryDomain::Regex>
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struct Instruction
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{
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Op op;
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// Those mutables are used during execution
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mutable bool scheduled;
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mutable uint16_t last_step;
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mutable uint16_t last_step; // mutable as used during execution
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Param param;
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};
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static_assert(sizeof(Instruction) == 8);
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@ -349,9 +347,6 @@ private:
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release_saves(thread.saves);
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};
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auto consumed = [this, &thread]() {
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if (m_program.instructions[thread.inst].scheduled)
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return release_saves(thread.saves);
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m_program.instructions[thread.inst].scheduled = true;
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m_threads.push_next(thread);
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};
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@ -479,9 +474,6 @@ private:
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while (not m_threads.current_is_empty())
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step_thread(pos, current_step, m_threads.pop_current(), config);
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for (auto& thread : m_threads.next_threads())
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m_program.instructions[thread.inst].scheduled = false;
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if (pos == config.end or
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(m_threads.next_is_empty() and (not search or m_found_match)) or
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(m_found_match and any_match))
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