void DisassemblerContext::print_instruction_term(const ValuePtr<Instruction>& term) {
*m_output << term->operation_name();
class MyVisitor : public InstructionVisitor {
DisassemblerContext *m_self;
public:
MyVisitor(DisassemblerContext *self) : m_self(self) {}
virtual void next(ValuePtr<>& ptr) {
*m_self->m_output << ' ';
m_self->print_term(ptr, true);
}
};
MyVisitor my_visitor(this);
term->instruction_visit(my_visitor);
*m_output << ";\n";
}
void DisassemblerContext::print_functional_term(const ValuePtr<FunctionalValue>& term, bool bracket) {
if (ValuePtr<BooleanValue> bool_value = dyn_cast<BooleanValue>(term)) {
*m_output << (bool_value->value() ? "true" : "false");
} else if (ValuePtr<IntegerType> int_type = dyn_cast<IntegerType>(term)) {
if (!int_type->is_signed())
*m_output << 'u';
*m_output << 'i';
const char *width;
switch (int_type->width()) {
case IntegerType::i8: width = "8"; break;
case IntegerType::i16: width = "16"; break;
case IntegerType::i32: width = "32"; break;
case IntegerType::i64: width = "64"; break;
case IntegerType::i128: width = "128"; break;
case IntegerType::iptr: width = "ptr"; break;
default: PSI_FAIL("unknown integer width");
}
*m_output << width;
} else if (ValuePtr<IntegerValue> int_value = dyn_cast<IntegerValue>(term)) {
ValuePtr<IntegerType> type = int_value->type();
*m_output << '#';
if (!type->is_signed())
*m_output << 'u';
char width;
switch (type->width()) {
case IntegerType::i8: width = 'b'; break;
case IntegerType::i16: width = 's'; break;
case IntegerType::i32: width = 'i'; break;
case IntegerType::i64: width = 'l'; break;
case IntegerType::i128: width = 'q'; break;
case IntegerType::iptr: width = 'p'; break;
default: PSI_FAIL("unknown integer width");
}
*m_output << width;
int_value->value().print(error_context().bind(term->location()), *m_output, type->is_signed());
} else if (ValuePtr<FloatType> float_type = dyn_cast<FloatType>(term)) {
const char *width;
switch (float_type->width()) {
case FloatType::fp32: width = "fp32"; break;
case FloatType::fp64: width = "fp64"; break;
case FloatType::fp128: width = "fp128"; break;
case FloatType::fp_x86_80: width = "fp-x86-80"; break;
case FloatType::fp_ppc_128: width = "fp-ppc-128"; break;
default: PSI_FAIL("unknown integer width");
}
*m_output << width;
} else if (ValuePtr<ResolvedParameter> resolved_param = dyn_cast<ResolvedParameter>(term)) {
ParameterNameList::reverse_iterator it = m_parameter_names.rbegin();
if (resolved_param->depth() < m_parameter_names.size()) {
std::advance(it, resolved_param->depth());
PSI_ASSERT(resolved_param->index() < it->size());
*m_output << (*it)[resolved_param->index()];
} else {
*m_output << "[unknown parameter : ";
print_term(resolved_param->type(), false);
*m_output << "]";
}
} else if (ValuePtr<UnwrapParameter> unwrap_param = dyn_cast<UnwrapParameter>(term)) {
*m_output << "unwrap_param ";
print_term(unwrap_param->value(), true);
*m_output << " " << unwrap_param->index();
} else {
class MyVisitor : public FunctionalValueVisitor {
DisassemblerContext *m_self;
const char *m_operation;
bool m_bracket;
bool m_first;
public:
MyVisitor(DisassemblerContext *self, const char *operation, bool bracket)
: m_self(self), m_operation(operation), m_bracket(bracket), m_first(true) {}
virtual void next(const ValuePtr<>& ptr) {
if (m_first) {
if (m_bracket)
*m_self->m_output << '(';
*m_self->m_output << m_operation;
m_first = false;
}
*m_self->m_output << ' ';
m_self->print_term(ptr, true);
}
bool empty() const {return m_first;}
};
MyVisitor my_visitor(this, term->operation_name(), bracket);
term->functional_visit(my_visitor);
if (my_visitor.empty()) {
*m_output << term->operation_name();
} else if (bracket) {
*m_output << ')';
}
}
}
