6024e5c395
clang 20.0.0 (based on r547379) from build 12806354. Bug: http://b/379133546 Test: N/A Change-Id: I2eb8938af55d809de674be63cb30cf27e801862b Upstream-Commit: ad834e67b1105d15ef907f6255d4c96e8e733f57
42 lines
1.4 KiB
C++
42 lines
1.4 KiB
C++
//===- llvm/IR/StructuralHash.h - IR Hashing --------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file provides hashing of the LLVM IR structure to be used to check
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// Passes modification status.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_IR_STRUCTURALHASH_H
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#define LLVM_IR_STRUCTURALHASH_H
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#include <cstdint>
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namespace llvm {
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class Function;
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class Module;
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using IRHash = uint64_t;
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/// Returns a hash of the function \p F.
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/// \param F The function to hash.
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/// \param DetailedHash Whether or not to encode additional information in the
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/// hash. The additional information added into the hash when this flag is set
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/// to true includes instruction and operand type information.
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IRHash StructuralHash(const Function &F, bool DetailedHash = false);
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/// Returns a hash of the module \p M by hashing all functions and global
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/// variables contained within. \param M The module to hash. \param DetailedHash
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/// Whether or not to encode additional information in the function hashes that
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/// composed the module hash.
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IRHash StructuralHash(const Module &M, bool DetailedHash = false);
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} // end namespace llvm
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#endif
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