Memory added plus basic memory operations

include/execute/error.hpp

@@ -0,0 +1,19 @@
+#pragma once
+
+namespace Execute
+{
+	struct RuntimeError
+	{
+
+	};
+
+	struct StackUnderflow : RuntimeError
+	{
+
+	};
+
+	struct StackOverflow : RuntimeError
+	{
+
+	};
+}

include/execute/state.hpp

@@ -11,7 +11,9 @@ namespace Execute
 		unsigned nextStatement;
 		std::unordered_map<std::string, unsigned> const & labelStatementIndice;
 		std::vector<InterruptFn> const interrupts;
+		std::vector<std::uint8_t> memory;
+		unsigned stackPointer;
 
-		State(std::unordered_map<std::string, unsigned> const & labelStatementIndice);
+		State(std::unordered_map<std::string, unsigned> const & labelStatementIndice, unsigned const memorySize);
 	};
 }

include/execute/virtualmachine.hpp

@@ -17,6 +17,8 @@ namespace Execute
 
 		void Step();
 
+		VirtualMachine(Interpret::Code const & code, unsigned const memorySize);
+
 	public:
 		void Run();
 		void SingleStep();
@@ -28,6 +30,6 @@ namespace Execute
 		
 		bool IsTerminated() const;
 
-		VirtualMachine(Interpret::Code const & code);
+		static VirtualMachine CreateFromCode(Interpret::Code const & code);
 	};
 }

include/interpret/code.hpp

@@ -11,5 +11,6 @@ namespace Interpret
 	{
 		std::vector<std::unique_ptr<Statement>> statements;
 		std::unordered_map<std::string, unsigned> labelStatementIndice;
+		std::unordered_map<std::string, int> declarations;
 	};
 }

include/interpret/operanddefinitions.hpp

@@ -7,5 +7,7 @@ namespace Interpret
 {
 	std::unique_ptr<Statement> ExtractStatement(unsigned const operatorIndex, std::vector<Token::Token> const & tokens);
 
+	std::tuple<std::string, int> ExtractDeclaration(unsigned const operatorIndex, std::vector<Token::Token> const & tokens);
+
 	int GetRequiredNumberOfArguments(Token::OperandType const type);
 }

include/interpret/statement.hpp

@@ -69,4 +69,18 @@ namespace Interpret
 
 		void Execute(Execute::Flags & flags, Execute::State & state, Execute::Registers & registers) override;
 	};
+
+	struct PushStatement : Statement
+	{
+		Value firstArgument;
+
+		void Execute(Execute::Flags & flags, Execute::State & state, Execute::Registers & registers) override;
+	};
+
+	struct PopStatement : Statement
+	{
+		Value firstArgument;
+
+		void Execute(Execute::Flags & flags, Execute::State & state, Execute::Registers & registers) override;
+	};
 }

include/token/operandtype.hpp

@@ -17,7 +17,10 @@ namespace Token
 		GreaterThanInteger,
 		EqualInteger,
 		SetInteger,
-		Interrupt
+		Interrupt,
+		Declaration,
+		PushInteger,
+		PopInteger
 	};
 
 	OperandType GetOperandType(std::string const & op);