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//===--- SILParserState.h - SILParserState declaration -------------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2019 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
#ifndef SWIFT_SIL_SILPARSERSTATE_H
#define SWIFT_SIL_SILPARSERSTATE_H
#include "swift/AST/Identifier.h"
#include "swift/Basic/LLVM.h"
#include "swift/Parse/ParseSILSupport.h"
#include "swift/SIL/SILFunction.h"
#include "llvm/ADT/DenseMap.h"
//===----------------------------------------------------------------------===//
// SILParserState
//===----------------------------------------------------------------------===//
namespace swift {
class Parser;
class SILModule;
/// The global state of the SIL parser that the ordinary parser needs to
/// maintain while parsing a SIL file. Local state, like the value map of
/// a SIL function, does not need to be kept here.
class SILParserState : public SILParserStateBase {
public:
explicit SILParserState(SILModule &M) : M(M) {}
~SILParserState();
SILModule &M;
/// This is all of the forward referenced functions with
/// the location for where the reference is.
llvm::DenseMap<Identifier, Located<SILFunction *>> ForwardRefFns;
/// A list of all functions forward-declared by a sil_scope.
llvm::DenseSet<SILFunction *> PotentialZombieFns;
/// A map from textual .sil scope number to SILDebugScopes.
llvm::DenseMap<unsigned, SILDebugScope *> ScopeSlots;
/// Did we parse a sil_stage for this module?
bool DidParseSILStage = false;
bool parseDeclSIL(Parser &P) override;
bool parseDeclSILStage(Parser &P) override;
bool parseSILVTable(Parser &P) override;
bool parseSILMoveOnlyDeinit(Parser &P) override;
bool parseSILGlobal(Parser &P) override;
bool parseSILWitnessTable(Parser &P) override;
bool parseSILDefaultWitnessTable(Parser &P) override;
bool parseSILDifferentiabilityWitness(Parser &P) override;
bool parseSILCoverageMap(Parser &P) override;
bool parseSILProperty(Parser &P) override;
bool parseSILScope(Parser &P) override;
};
} // end namespace swift
#endif // SWIFT_SIL_SILPARSERSTATE_H
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