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24c138f29c
This follows the model of dominance info and allows me to create reachability methods on SILBasicBlock without creating dependencies from swiftSIL to swiftSILAnalysis. Swift SVN r21866
56 lines
1.5 KiB
C++
56 lines
1.5 KiB
C++
//===------------ LoopInfoPrinter.h - Print SIL Loop Info -*- 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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#include "swift/SILAnalysis/LoopAnalysis.h"
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#include "swift/SILPasses/Passes.h"
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#include "swift/SILPasses/Transforms.h"
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#include "swift/SIL/SILModule.h"
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#include "swift/SIL/SILVisitor.h"
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#include "llvm/ADT/Statistic.h"
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using namespace swift;
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namespace {
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class LoopInfoPrinter : public SILFunctionTransform {
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StringRef getName() override { return "SIL Loop Information Printer"; }
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/// The entry point to the transformation.
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void run() override {
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SILLoopAnalysis *LA = PM->getAnalysis<SILLoopAnalysis>();
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assert(LA);
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SILFunction *F = getFunction();
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assert(F);
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SILLoopInfo *LI = LA->getLoopInfo(F);
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assert(LI);
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if (LI->empty()) {
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llvm::errs() << "No loops in " << F->getName() << "\n";
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return;
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}
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llvm::errs() << "Loops in " << F->getName() << "\n";
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for (auto *LoopIt : *LI) {
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LoopIt->dump();
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}
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}
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};
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} // end anonymous namespace
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SILTransform *swift::createLoopInfoPrinter() {
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return new LoopInfoPrinter();
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}
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