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80 lines
2.3 KiB
C++
80 lines
2.3 KiB
C++
//===--- SILPrintContext.h - Context for SIL print functions ----*- C++ -*-===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2014 - 2016 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See http://swift.org/LICENSE.txt for license information
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// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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#ifndef SWIFT_SIL_PRINTCONTEXT_H
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#define SWIFT_SIL_PRINTCONTEXT_H
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#include "llvm/ADT/DenseMap.h"
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#include "llvm/Support/raw_ostream.h"
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namespace swift {
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class SILDebugScope;
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class SILInstruction;
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class SILFunction;
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/// Used as context for the SIL print functions.
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class SILPrintContext {
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protected:
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llvm::raw_ostream &OutStream;
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llvm::DenseMap<const SILDebugScope *, unsigned> ScopeToIDMap;
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/// Dump more information in the SIL output.
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bool Verbose;
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/// Sort all kind of tables to ease diffing.
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bool SortedSIL;
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public:
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SILPrintContext(llvm::raw_ostream &OS, bool Verbose = false,
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bool SortedSIL = false) :
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OutStream(OS), Verbose(Verbose), SortedSIL(SortedSIL) { }
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virtual ~SILPrintContext();
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/// Returns the output stream for printing.
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llvm::raw_ostream &OS() const { return OutStream; }
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/// Returns true if the SIL output should be sorted.
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bool sortSIL() const { return SortedSIL; }
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/// Returns true if verbose SIL should be printed.
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bool printVerbose() const { return Verbose; }
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/// Returns true if the \p Scope has and ID assigned.
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bool hasScopeID(const SILDebugScope *Scope) const {
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return ScopeToIDMap.count(Scope) != 0;
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}
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/// Returns the ID of \p Scope.
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unsigned getScopeID(const SILDebugScope *Scope) const {
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return ScopeToIDMap.lookup(Scope);
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}
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/// Assigns the next available ID to \p Scope.
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unsigned assignScopeID(const SILDebugScope *Scope) {
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assert(!hasScopeID(Scope));
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unsigned ID = ScopeToIDMap.size() + 1;
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ScopeToIDMap.insert({Scope, ID});
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return ID;
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}
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/// Callback which is invoked by the SILPrinter before the instruction \p I
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/// is written.
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virtual void printInstructionCallBack(const SILInstruction *I);
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};
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} // end namespace swift
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#endif /* SWIFT_SIL_PRINTCONTEXT_H */
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