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fb21a2da84
These don't really have anything to do with Swift, and there's no reason to include this capability in the new driver. Swift SVN r13181
69 lines
2.1 KiB
C++
69 lines
2.1 KiB
C++
//===--- Passes.h - LLVM optimizer passes for Swift -------------*- 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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#ifndef SWIFT_OPTIMIZEARC_PASSES_H
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#define SWIFT_OPTIMIZEARC_PASSES_H
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#include "swift/OptimizeARC/PassesFwd.h"
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#include "llvm/Analysis/AliasAnalysis.h"
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#include "llvm/Pass.h"
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namespace swift {
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class SwiftAliasAnalysis : public llvm::ImmutablePass, public llvm::AliasAnalysis {
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public:
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static char ID; // Class identification, replacement for typeinfo
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SwiftAliasAnalysis() : ImmutablePass(ID) {}
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private:
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virtual void initializePass() override {
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InitializeAliasAnalysis(this);
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}
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virtual void *getAdjustedAnalysisPointer(const void *PI) override {
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if (PI == &AliasAnalysis::ID)
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return static_cast<AliasAnalysis *>(this);
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return this;
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}
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void getAnalysisUsage(llvm::AnalysisUsage &AU) const override {
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AU.setPreservesAll();
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AliasAnalysis::getAnalysisUsage(AU);
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}
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virtual ModRefResult getModRefInfo(llvm::ImmutableCallSite CS,
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const Location &Loc) override;
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};
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class SwiftARCOpt : public llvm::FunctionPass {
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virtual void getAnalysisUsage(llvm::AnalysisUsage &AU) const override;
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virtual bool runOnFunction(llvm::Function &F) override;
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public:
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static char ID;
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SwiftARCOpt();
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};
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class SwiftARCExpandPass : public llvm::FunctionPass {
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virtual void getAnalysisUsage(llvm::AnalysisUsage &AU) const override {
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AU.setPreservesCFG();
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}
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virtual bool runOnFunction(llvm::Function &F) override;
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public:
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static char ID;
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SwiftARCExpandPass() : llvm::FunctionPass(ID) {}
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};
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} // end namespace swift
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#endif
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