41 lines
1.6 KiB
C++
41 lines
1.6 KiB
C++
// Copyright 2021 xensik. All rights reserved.
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//
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// Use of this source code is governed by a GNU GPLv3 license
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// that can be found in the LICENSE file.
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#pragma once
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namespace xsk::gsc::iw5
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{
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class assembler : public gsc::assembler
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{
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std::string filename_;
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utils::byte_buffer_ptr script_;
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utils::byte_buffer_ptr stack_;
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std::vector<gsc::function_ptr> functions_;
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std::unordered_map<std::uint32_t, std::string> labels_;
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public:
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auto output_script() -> std::vector<std::uint8_t>;
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auto output_stack() -> std::vector<std::uint8_t>;
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void assemble(const std::string& file, std::vector<std::uint8_t>& data);
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void assemble(const std::string& file, std::vector<gsc::function_ptr>& functions);
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private:
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void assemble_function(const gsc::function_ptr& func);
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void assemble_instruction(const gsc::instruction_ptr& inst);
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void assemble_builtin_call(const gsc::instruction_ptr& inst, bool method, bool arg_num);
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void assemble_local_call(const gsc::instruction_ptr& inst, bool thread);
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void assemble_far_call(const gsc::instruction_ptr& inst, bool thread);
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void assemble_switch(const gsc::instruction_ptr& inst);
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void assemble_end_switch(const gsc::instruction_ptr& inst);
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void assemble_field_variable(const gsc::instruction_ptr& inst);
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void assemble_jump(const gsc::instruction_ptr& inst, bool expr, bool back);
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void assemble_offset(std::int32_t offset);
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auto resolve_function(const std::string& name) -> std::uint32_t;
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auto resolve_label(const std::string& name) -> std::uint32_t;
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};
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} // namespace xsk::gsc::iw5
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