feat(furc): introduce furvm backend to furc

Closes: #14
2026-06-24 14:56:49 +02:00
parent e485a7900b
commit 7d2e748c27
5 changed files with 195 additions and 3 deletions
@@ -0,0 +1,43 @@
+#ifndef FURC_BACK_FURVM_HPP
+#define FURC_BACK_FURVM_HPP
+
+#include "furlang/ir/operand.hpp"
+
+#include <cstddef>
+#include <furlang/ir/function.hpp>
+#include <furlang/ir/instruction.hpp>
+#include <furlang/ir/module.hpp>
+#include <furvm/fwd.hpp>
+#include <furvm/module.hpp>
+#include <unordered_map>
+#include <vector>
+
+namespace furc {
+namespace back {
+
+class furvm_generator {
+public:
+    furvm_generator() = default;
+public:
+    static furvm::mod generate(furlang::ir::mod& mod);
+private:
+    static void generate_function(furvm::mod& mod, const furlang::ir::function& function);
+
+    struct function_context {
+        std::unordered_map<furlang::ir::block_index, std::size_t>              blockOffsets;
+        std::unordered_map<furlang::ir::block_index, std::vector<std::size_t>> incompleteJumps;
+
+        std::unordered_map<furlang::ir::register_operand, furvm::variable_t> variables;
+        furvm::variable_t                                                    variableCounter{ 0 };
+    };
+
+    static void generate_instruction(furvm::mod& mod, function_context& ctx, const furlang::ir::instruction& instr);
+    static void generate_operand(furvm::mod& mod, function_context& ctx, const furlang::ir::operand& operand);
+
+    static void generate_jump(furvm::mod& mod, function_context& ctx, furlang::ir::block_index block, bool conditional);
+};
+
+} // namespace back
+} // namespace furc
+
+#endif // FURC_BACK_FURVM_HPP