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30 lines
1.2 KiB
C++
30 lines
1.2 KiB
C++
#pragma once
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#include <cstdint>
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#include "simdjson/simdjson.h"
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#include "ram_t.h"
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class state_t final {
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private:
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const simdjson::dom::element m_raw;
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[[nodiscard]] auto at(std::string key) const noexcept { return m_raw[key]; }
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[[nodiscard]] auto integer_at(std::string key) const noexcept { return (int64_t)at(key); }
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[[nodiscard]] auto address_at(std::string key) const noexcept { return (uint16_t)integer_at(key); }
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[[nodiscard]] auto byte_at(std::string key) const noexcept { return (uint8_t)integer_at(key); }
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[[nodiscard]] auto array_at(std::string key) const noexcept { return at(key).get_array(); }
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public:
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state_t(simdjson::dom::element input) noexcept;
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[[nodiscard]] auto pc() const noexcept { return address_at("pc"); }
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[[nodiscard]] auto s() const noexcept { return byte_at("s"); }
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[[nodiscard]] auto a() const noexcept { return byte_at("a"); }
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[[nodiscard]] auto x() const noexcept { return byte_at("x"); }
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[[nodiscard]] auto y() const noexcept { return byte_at("y"); }
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[[nodiscard]] auto p() const noexcept { return byte_at("p"); }
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[[nodiscard]] auto ram() const noexcept { return ram_t(array_at("ram")); }
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};
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