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This commit is contained in:
Andre Wagner
2026-04-28 09:42:27 -05:00
parent 8ff66ac1e2
commit 44a51acad1
6 changed files with 107 additions and 32 deletions
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22
src/bytecode/bytecode.hh
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@@ -8,15 +8,15 @@ namespace tyche {
class Bytecode {
public:
explicit Bytecode(std::vector<uint8_t> data) : byte_array_(std::move(data)) {}
explicit Bytecode(std::vector<uint8_t> data);
explicit Bytecode(BytecodePrototype const& bp);
[[nodiscard]] uint32_t n_constants() const;
[[nodiscard]] uint32_t n_functions() const;
[[nodiscard]] int32_t get_constant_int(uint32_t addr) const;
[[nodiscard]] float get_constant_float(uint32_t addr) const;
[[nodiscard]] std::string get_constant_string(uint32_t addr) const;
[[nodiscard]] int32_t get_constant_int(uint32_t idx) const;
[[nodiscard]] float get_constant_float(uint32_t idx) const;
[[nodiscard]] std::string get_constant_string(uint32_t idx) const;
struct FunctionDef { uint16_t n_params, locals; };
[[nodiscard]] FunctionDef get_function_def(uint32_t function_id) const;
@@ -30,11 +30,21 @@ public:
[[nodiscard]] std::vector<uint8_t> const& data() const { return byte_array_.data(); }
private:
ByteArray byte_array_;
ByteArray byte_array_; // the actual data
static constexpr uint8_t VERSION = 1;
static constexpr uint32_t MAGIC = 0x74b3c138;
static constexpr uint32_t HEADER_SZ = 16,
INDEX_SZ = 8 * 4;
INDEX_SZ = 8 * 6;
// caching for faster reading of data
struct Cache {
uint32_t constants_addr;
uint16_t n_constants;
uint32_t functions_addr;
uint32_t n_functions;
};
Cache cache_ {};
};
}