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Implement var read and assign IR

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Signed-off-by: CHatingPython <chatingpython@gmail.com>
This commit is contained in:
CHatingPython
2026-05-31 18:20:46 +02:00
committed by CHatingPython
parent 91ef7f01a4
commit 9b1a7d5a0b
3 changed files with 47 additions and 33 deletions
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furlang/include/furlang/ir/operand.hpp
+27 -27
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@@ -11,11 +11,13 @@ namespace ir {
enum class operand_t {
None,
Register,
Variable,
Integer,
String,
};
using register_operand = std::uint32_t;
using variable_operand = std::string;
using integer_operand = std::uint64_t;
using string_operand = std::string;
@@ -34,11 +36,14 @@ public:
case operand_t::Register: {
m_value.reg = other.m_value.reg;
} break;
case operand_t::Variable: {
new (&m_value.variable) variable_operand(std::move(other.m_value.variable));
} break;
case operand_t::Integer: {
m_value.integer = other.m_value.integer;
} break;
case operand_t::String: {
new (&m_value.string) std::string(std::move(other.m_value.string));
new (&m_value.string) string_operand(std::move(other.m_value.string));
} break;
}
other.m_value.destroy(other.m_type);
@@ -52,11 +57,14 @@ public:
case operand_t::Register: {
m_value.reg = other.m_value.reg;
} break;
case operand_t::Variable: {
new (&m_value.variable) variable_operand(std::move(other.m_value.variable));
} break;
case operand_t::Integer: {
m_value.integer = other.m_value.integer;
} break;
case operand_t::String: {
new (&m_value.string) std::string(std::move(other.m_value.string));
new (&m_value.string) string_operand(std::move(other.m_value.string));
} break;
}
other.m_value.destroy(other.m_type);
@@ -68,29 +76,31 @@ public:
public:
static operand new_reg(register_operand value) {
operand operand;
operand.m_type = operand_t::Register;
new (&operand.m_value) union value(value);
operand.m_type = operand_t::Register;
operand.m_value.reg = value;
return operand;
}
template <typename T>
static operand new_variable(T&& value) {
operand operand;
operand.m_type = operand_t::Variable;
new (&operand.m_value.variable) variable_operand(std::forward<T>(value));
return operand;
}
static operand new_integer(integer_operand value) {
operand operand;
operand.m_type = operand_t::Integer;
new (&operand.m_value) union value(value);
operand.m_type = operand_t::Integer;
operand.m_value.integer = value;
return operand;
}
static operand new_string(const string_operand& value) {
template <typename T>
static operand new_string(T&& value) {
operand operand;
operand.m_type = operand_t::String;
new (&operand.m_value) union value(value);
return operand;
}
static operand new_string(string_operand&& value) {
operand operand;
operand.m_type = operand_t::String;
new (&operand.m_value) union value(std::move(value));
new (&operand.m_value.string) string_operand(std::forward<T>(value));
return operand;
}
public:
@@ -103,6 +113,7 @@ public:
switch (operand.m_type) {
case operand_t::None: return os << "none";
case operand_t::Register: return os << '%' << operand.m_value.reg;
case operand_t::Variable: return os << operand.m_value.variable;
case operand_t::Integer: return os << operand.m_value.integer;
case operand_t::String: return os << '"' << operand.m_value.string << '"';
}
@@ -115,6 +126,7 @@ private:
union value {
std::nullptr_t null = nullptr;
register_operand reg;
variable_operand variable;
integer_operand integer;
string_operand string;
@@ -131,18 +143,6 @@ private:
value() = default;
~value() {}
value(register_operand reg)
: reg(reg) {}
value(integer_operand integer)
: integer(integer) {}
value(const std::string& string)
: string(string) {}
value(std::string&& string)
: string(std::move(string)) {}
value(value&&) noexcept = delete;
value& operator=(value&&) noexcept = delete;
value(const value&) = delete;