I8Constant.h

Go to the documentation of this file.

// SPDX-License-Identifier: MIT
 
#pragma once
 
#include <cstdint>
#include <memory>
#include <string>
#include <typeinfo>
 
#include "mini-llvm/common/ops/SExt.h"
#include "mini-llvm/common/ops/ZExt.h"
#include "mini-llvm/ir/Constant/IntegerConstant.h"
#include "mini-llvm/ir/ConstantVisitor.h"
#include "mini-llvm/ir/Type.h"
#include "mini-llvm/ir/Type/I8.h"
#include "mini-llvm/ir/Value.h"
 
namespace mini_llvm::ir {
 
class I8Constant final : public IntegerConstant {
public:
    explicit I8Constant(int8_t value) : value_(value) {}
 
    int8_t value() const {
        return value_;
    }
 
    int64_t signExtendedValue() const override {
        return ops::SExt<int64_t>()(value());
    }
 
    int64_t zeroExtendedValue() const override {
        return ops::ZExt<int64_t>()(value());
    }
 
    void accept(ConstantVisitor &visitor) override {
        visitor.visitI8Constant(*this);
    }
 
    void accept(ConstantVisitor &visitor) const override {
        visitor.visitI8Constant(*this);
    }
 
    std::unique_ptr<Type> type() const override {
        return std::make_unique<I8>();
    }
 
    std::string format() const override {
        return std::to_string(value());
    }
 
    std::unique_ptr<Value> clone() const override {
        return std::make_unique<I8Constant>(value());
    }
 
protected:
    bool equals(const Constant &other) const override {
        return typeid(*this) == typeid(other) && value() == static_cast<const I8Constant &>(other).value();
    }
 
private:
    int8_t value_;
};
 
} // namespace mini_llvm::ir