static std::vector<uint8> AsVector(std::basic_stringstream<Char>& stream) { auto str = stream.str(); return std::vector<uint8>((const uint8*)AsPointer(str.begin()), (const uint8*)AsPointer(str.end())); }
} } static void print_assembly(std::string data) { auto iter = data.begin(); for (; iter != data.end(); iter+=INSTRUCTION_WIDTH) { Instruction* instruction = (Instruction*)&data[iter - data.begin()]; std::cout << instruction->toString() << std::endl; } } TEST_CASE("assemble expressions", "[asm expr]") { ast::expr_t expr = lang::parse("a = 2;"); assembler::AssembleVisitor v; expr->accept(&v); std::basic_stringstream<char> expected; //expected << Push(Field(field_type::global, v.getGlobalId(value::none()), 0)); // local: global //expected << Push(Field(field_type::global, v.getGlobalId(value::none()), 0)); // local: this expected << Push(Field(field_type::global, v.getGlobalId(value::none()), 0)); // local: a expected << Push(Field(field_type::global, v.getGlobalId(value::integer(2)), 0)); expected << Push(Field(field_type::reg|field_type::referance, reg::ebp, 2)); expected << Pop(Field(field_type::reg, reg::a, 0)); expected << Mov(Field(field_type::global, v.getGlobalId(value::string("__assign_value__")), 0), Field(field_type::reg, reg::b, 0)); expected << Call(Field(field_type::reg, reg::a, 0), Field(field_type::reg, reg::b, 0), 1); expected << Pop(Field(field_type::reg, reg::m, 0)); test_assembly(expected.str(), v.stream.str(), v); }
inline void rewind(std::basic_stringstream<Ch, Tr, Alloc> &ss) { ss.clear(); ss.seekg(0, std::ios::beg); }