Objects Initial

Objects/public/interpreter/opcodes.h

@@ -0,0 +1,158 @@
+
+#pragma once
+
+#include "Common.hpp"
+
+// No Nested Scopes
+
+// Opcodes:
+// Opcode input can be:
+// 0) No Input
+// 1) operands from OperandsStack (Operand)
+// 2) Index of bytecode->ConstData from bytecode->Instruction (ConstData)
+// 3) Raw Bytes from bytecode->Instruction (Param)
+
+namespace obj {
+
+	extern struct OpcodeInfos gOpcodeInfos;
+
+	enum class OpCode : tp::uint1 {
+
+		NONE = 0x00,
+		HALT,
+		TERMINATE,
+
+		DEF_LOCAL,
+		// Operand : String : local_id
+		// Operand : Any : object to be local
+
+		LOAD_CONST,
+		LOAD_LOCAL,
+		// ConstData : idx of const object
+
+		IGNORE,
+
+		SCOPE_IN,
+		SCOPE_OUT,
+		
+		CALL,
+		RETURN_OBJ,
+		// Operand : Base : returned object
+
+		RETURN,
+
+		CHILD,
+		// Operand : String : child_id
+		// Operand : Base : parent
+		// Param : 1 bytes : is method?
+
+		PUSH_ARGS,
+		SAVE_ARGS,
+		// Param : nubber of args
+
+		OBJ_CREATE_LOCAL,
+		//	Operand : String : type 
+		//	Operand : String : id
+
+		OBJ_CREATE,
+		//	Operand : String : type 
+
+		OBJ_COPY,
+		//	Operand : Base: target
+		//	Operand : Base: blueprint
+
+		OBJ_SAVE,
+		OBJ_LOAD,
+		//	Operand : String : path
+		//	Operand : Base : target
+
+		OBJ_ADD,
+		OBJ_SUB,
+		OBJ_MUL,
+		OBJ_DIV,
+		
+		AND,
+		OR,
+		EQUAL,
+		NOT_EQUAL,
+		MORE,
+		LESS,
+		EQUAL_OR_MORE,
+		EQUAL_OR_LESS,
+		//	Operand : Base: left
+		//	Operand : Base: right
+
+		NOT,
+		//	Operand : Base: inv
+
+		JUMP,
+		JUMP_R,
+		//	Param : 2 bytes : offset
+
+		JUMP_IF,
+		JUMP_IF_R,
+		JUMP_IF_NOT,
+		JUMP_IF_NOT_R,
+		//	Operand : Base: condition
+		//	Param : 2 bytes : offset
+
+
+		PRINT,
+		//	Operand : Base: target
+
+		CLASS_CONSTRUCT,
+		SELF,
+
+		// ...
+
+		END_OPCODES
+	};
+
+	struct OpcodeInfos {
+		
+		struct OperandsInfo {
+			struct Operand {
+				const char* obj_type = nullptr;
+				const char* desc = nullptr;
+			};
+
+			enum { MAX_OPERANDS = 5 };
+			Operand buff[MAX_OPERANDS];
+			tp::halni len = 0;
+
+			OperandsInfo();
+			OperandsInfo(tp::init_list<Operand> list);
+		};
+
+		struct ParamsInfo {
+			struct Param {
+				const char* desc = nullptr;
+				tp::halni bytes = 1;
+			};
+
+			enum { MAX_PARAMS = 5 };
+			Param buff[MAX_PARAMS];
+			tp::halni len = 0;
+
+			ParamsInfo();
+			ParamsInfo(tp::init_list<Param> list);
+		};
+
+		struct OpInfo {
+			const char* name = nullptr;
+			const char* desc = nullptr;
+			OperandsInfo operands;
+			ParamsInfo params;
+
+			tp::uint1 opsize();
+		};
+
+		OpcodeInfos();
+		OpInfo fetch(OpCode code);
+
+	private:
+		OpInfo buff[(tp::alni)OpCode::END_OPCODES];
+
+		void add(OpCode code, const OpInfo& info);
+	};
+}