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/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SKSL_IRNODE
#define SKSL_IRNODE
#include "include/private/SkSLString.h"
#include "include/private/SkTArray.h"
#include "src/sksl/SkSLLexer.h"
#include "src/sksl/SkSLModifiersPool.h"
#include "src/sksl/SkSLPool.h"
#include <algorithm>
#include <atomic>
#include <unordered_set>
#include <vector>
namespace SkSL {
class Expression;
class FunctionDeclaration;
class FunctionDefinition;
class Statement;
class Symbol;
class SymbolTable;
class Type;
class Variable;
class VariableReference;
enum class VariableRefKind : int8_t;
enum class VariableStorage : int8_t;
/**
* Represents a node in the intermediate representation (IR) tree. The IR is a fully-resolved
* version of the program (all types determined, everything validated), ready for code generation.
*/
class IRNode : public Poolable {
public:
virtual ~IRNode() {}
virtual String description() const = 0;
// No copy construction or assignment
IRNode(const IRNode&) = delete;
IRNode& operator=(const IRNode&) = delete;
// line of this element within the program being compiled, for error reporting purposes
int fLine;
protected:
IRNode(int line, int kind)
: fLine(line)
, fKind(kind) {}
int fKind;
};
} // namespace SkSL
#endif
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