forked from NUDT-compiler/nudt-compiler-cpp
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46 lines
964 B
46 lines
964 B
// IR 上下文：
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// - 管理类型与常量的创建/复用
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// - 保存字符串常量、符号等公共资源（按需要扩展）
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#include "ir/IR.h"
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#include <sstream>
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namespace ir {
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Context& DefaultContext() {
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static Context ctx;
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return ctx;
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}
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Context::~Context() = default;
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const std::shared_ptr<Type>& Context::Void() {
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if (!void_) {
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void_ = std::make_shared<Type>(Type::Kind::Void);
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}
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return void_;
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}
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const std::shared_ptr<Type>& Context::Int32() {
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if (!int32_) {
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int32_ = std::make_shared<Type>(Type::Kind::Int32);
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}
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return int32_;
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}
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ConstantInt* Context::GetConstInt(int v) {
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auto it = const_ints_.find(v);
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if (it != const_ints_.end()) return it->second.get();
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auto inserted =
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const_ints_.emplace(v, std::make_unique<ConstantInt>(v)).first;
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return inserted->second.get();
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}
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std::string Context::NextTemp() {
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std::ostringstream oss;
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oss << "%t" << temp_index_++;
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return oss.str();
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}
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} // namespace ir
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