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3c58cd56e1
This enables us to have state independent of the liveness of the SILFunction's that we are tracking. I also changed the verifier to implement only verifyFull instead of verify to ensure that when we run with sil-verify-all this only runs at the end of pass manager pipelines. rdar://42301529
70 lines
2.4 KiB
C++
70 lines
2.4 KiB
C++
//===--- PassManagerVerifierAnalysis.h ------------------------------------===//
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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 - 2018 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 https://swift.org/LICENSE.txt for license information
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// See https://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_SILOPTIMIZER_ANALYSIS_PASSMANAGERVERIFIERANALYSIS_H
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#define SWIFT_SILOPTIMIZER_ANALYSIS_PASSMANAGERVERIFIERANALYSIS_H
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#include "swift/SIL/SILFunction.h"
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#include "swift/SILOptimizer/Analysis/Analysis.h"
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#include "llvm/ADT/DenseSet.h"
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#include "llvm/ADT/StringSet.h"
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namespace swift {
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/// An analysis that validates that the pass manager properly sends add/delete
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/// messages as functions are added/deleted from the module.
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///
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/// All methods are no-ops when asserts are disabled.
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class PassManagerVerifierAnalysis : public SILAnalysis {
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/// The module that we are processing.
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LLVM_ATTRIBUTE_UNUSED
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SILModule &mod;
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/// The set of "live" functions that we are tracking. We store the names of
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/// the functions so that if a function is deleted we do not need to touch its
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/// memory to get its name.
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///
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/// All functions in mod must be in liveFunctions and vis-a-versa.
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llvm::StringSet<> liveFunctionNames;
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public:
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PassManagerVerifierAnalysis(SILModule *mod);
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static bool classof(const SILAnalysis *analysis) {
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return analysis->getKind() == SILAnalysisKind::PassManagerVerifier;
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}
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/// Validate that the analysis is able to look up all functions and that those
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/// functions are live.
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void invalidate() override final;
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/// Validate that the analysis is able to look up the given function.
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void invalidate(SILFunction *f, InvalidationKind k) override final;
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/// If a function has not yet been seen start tracking it.
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void notifyAddedOrModifiedFunction(SILFunction *f) override final;
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/// Stop tracking a function.
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void notifyWillDeleteFunction(SILFunction *f) override final;
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/// Make sure that when we invalidate a function table, make sure we can find
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/// all functions for all witness tables.
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void invalidateFunctionTables() override final;
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/// Run the entire verification.
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void verifyFull() const override final;
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};
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} // namespace swift
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#endif
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