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- #pragma once
- #ifdef __GNUC__
- #pragma GCC diagnostic push
- #pragma GCC diagnostic ignored "-Wunused-parameter"
- #endif
- //===- SafepointIRVerifier.h - Checks for GC relocation problems *- C++ -*-===//
- //
- // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
- // See https://llvm.org/LICENSE.txt for license information.
- // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
- //
- //===----------------------------------------------------------------------===//
- //
- // This file defines a verifier which is useful for enforcing the relocation
- // properties required by a relocating GC. Specifically, it looks for uses of
- // the unrelocated value of pointer SSA values after a possible safepoint. It
- // attempts to report no false negatives, but may end up reporting false
- // positives in rare cases (see the note at the top of the corresponding cpp
- // file.)
- //
- //===----------------------------------------------------------------------===//
- #ifndef LLVM_IR_SAFEPOINTIRVERIFIER_H
- #define LLVM_IR_SAFEPOINTIRVERIFIER_H
- #include "llvm/IR/PassManager.h"
- namespace llvm {
- class Function;
- class FunctionPass;
- /// Run the safepoint verifier over a single function. Crashes on failure.
- void verifySafepointIR(Function &F);
- /// Create an instance of the safepoint verifier pass which can be added to
- /// a pass pipeline to check for relocation bugs.
- FunctionPass *createSafepointIRVerifierPass();
- /// Create an instance of the safepoint verifier pass which can be added to
- /// a pass pipeline to check for relocation bugs.
- class SafepointIRVerifierPass : public PassInfoMixin<SafepointIRVerifierPass> {
- public:
- explicit SafepointIRVerifierPass() = default;
- PreservedAnalyses run(Function &F, FunctionAnalysisManager &AM);
- };
- }
- #endif // LLVM_IR_SAFEPOINTIRVERIFIER_H
- #ifdef __GNUC__
- #pragma GCC diagnostic pop
- #endif
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