80 lines
2.1 KiB
C
80 lines
2.1 KiB
C
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#pragma once
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// Step 1949: CompilerIRNode + IRNodePipeline
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//
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// CompilerIRNode — IR node with kind enum and payload
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// IRNodePipeline — queue with push/pop/peek/drain
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#include <deque>
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#include <stdexcept>
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#include <string>
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#include <vector>
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namespace whetstone {
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enum class IRNodeKind {
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Source,
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Token,
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AST,
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TypedAST,
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OptimizedAST,
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Bytecode
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};
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inline std::string irKindName(IRNodeKind k) {
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switch (k) {
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case IRNodeKind::Source: return "Source";
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case IRNodeKind::Token: return "Token";
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case IRNodeKind::AST: return "AST";
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case IRNodeKind::TypedAST: return "TypedAST";
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case IRNodeKind::OptimizedAST: return "OptimizedAST";
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case IRNodeKind::Bytecode: return "Bytecode";
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default: return "Unknown";
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}
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}
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struct CompilerIRNode {
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IRNodeKind kind;
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std::string payload; // serialized content at this stage
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std::string sourceId; // identifier of originating source unit
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CompilerIRNode() : kind(IRNodeKind::Source) {}
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CompilerIRNode(IRNodeKind k, std::string p, std::string s = "")
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: kind(k), payload(std::move(p)), sourceId(std::move(s)) {}
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};
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class IRNodePipeline {
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public:
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void push(const CompilerIRNode& node) {
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queue_.push_back(node);
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}
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CompilerIRNode pop() {
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if (queue_.empty())
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throw std::underflow_error("IRNodePipeline is empty");
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CompilerIRNode node = queue_.front();
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queue_.pop_front();
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return node;
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}
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const CompilerIRNode& peek() const {
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if (queue_.empty())
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throw std::underflow_error("IRNodePipeline is empty");
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return queue_.front();
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}
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std::vector<CompilerIRNode> drain() {
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std::vector<CompilerIRNode> result(queue_.begin(), queue_.end());
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queue_.clear();
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return result;
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}
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bool empty() const { return queue_.empty(); }
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int size() const { return static_cast<int>(queue_.size()); }
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void clear() { queue_.clear(); }
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private:
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std::deque<CompilerIRNode> queue_;
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};
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} // namespace whetstone
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