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d1cb9bd11a
We have several cloners for different kinds of specialization at this point. Swift SVN r26816
78 lines
2.7 KiB
C++
78 lines
2.7 KiB
C++
//===-- Generics.h - Utilities for transforming generics --------*- 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 - 2015 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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//
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// This containts utilities for transforming generics.
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//
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//===----------------------------------------------------------------------===//
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#ifndef SWIFT_SIL_GENERICS_H
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#define SWIFT_SIL_GENERICS_H
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#include "swift/AST/Mangle.h"
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#include "swift/SIL/Mangle.h"
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#include "swift/SIL/SILInstruction.h"
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#include "swift/SIL/TypeSubstCloner.h"
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#include "llvm/Support/CommandLine.h"
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#include "llvm/Support/Debug.h"
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using namespace swift;
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class GenericCloner : public TypeSubstCloner<GenericCloner> {
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public:
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GenericCloner(SILFunction *F,
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TypeSubstitutionMap &InterfaceSubs,
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TypeSubstitutionMap &ContextSubs,
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StringRef NewName,
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ArrayRef<Substitution> ApplySubs)
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: TypeSubstCloner(*initCloned(F, InterfaceSubs, NewName), *F, ContextSubs,
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ApplySubs) {}
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/// Clone and remap the types in \p F according to the substitution
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/// list in \p Subs.
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static SILFunction *cloneFunction(SILFunction *F,
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TypeSubstitutionMap &InterfaceSubs,
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TypeSubstitutionMap &ContextSubs,
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StringRef NewName, ApplySite Caller) {
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// Clone and specialize the function.
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GenericCloner SC(F, InterfaceSubs, ContextSubs, NewName,
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Caller.getSubstitutions());
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SC.populateCloned();
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SC.cleanUp(SC.getCloned());
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return SC.getCloned();
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}
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private:
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static SILFunction *initCloned(SILFunction *Orig,
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TypeSubstitutionMap &InterfaceSubs,
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StringRef NewName);
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/// Clone the body of the function into the empty function that was created
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/// by initCloned.
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void populateCloned();
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SILFunction *getCloned() { return &getBuilder().getFunction(); }
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};
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struct GenericSpecializer {
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GenericSpecializer() {}
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private:
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/// A worklist of functions to specialize.
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std::vector<SILFunction*> Worklist;
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bool specializeApplyInstGroup(llvm::SmallVectorImpl<ApplySite> &NewApplies);
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public:
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/// Collect and specialize calls in a specific order specified by
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/// \p BotUpFuncList.
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bool specialize(const std::vector<SILFunction *> &BotUpFuncList);
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};
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#endif
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