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1//===----------------------------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_ALTERA_STRUCTPACKALIGNCHECK_H10#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_ALTERA_STRUCTPACKALIGNCHECK_H11 12#include "../ClangTidyCheck.h"13 14namespace clang::tidy::altera {15 16/// Finds structs that are inefficiently packed or aligned, and recommends17/// packing and/or aligning of said structs as needed.18///19/// For the user-facing documentation see:20/// https://clang.llvm.org/extra/clang-tidy/checks/altera/struct-pack-align.html21class StructPackAlignCheck : public ClangTidyCheck {22public:23 StructPackAlignCheck(StringRef Name, ClangTidyContext *Context)24 : ClangTidyCheck(Name, Context),25 MaxConfiguredAlignment(Options.get("MaxConfiguredAlignment", 128)) {}26 void registerMatchers(ast_matchers::MatchFinder *Finder) override;27 void check(const ast_matchers::MatchFinder::MatchResult &Result) override;28 void storeOptions(ClangTidyOptions::OptionMap &Opts) override;29 30private:31 const unsigned MaxConfiguredAlignment;32 CharUnits computeRecommendedAlignment(CharUnits MinByteSize) const;33};34 35} // namespace clang::tidy::altera36 37#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_ALTERA_STRUCTPACKALIGNCHECK_H38