xref: /llvm-project/clang/lib/Sema/SemaAVR.cpp (revision 6b755b0cf4ddfdc14b0371fd6e361c9b6d0ff702)

//===------ SemaAVR.cpp ---------- AVR target-specific routines -----------===//
//
// 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 implements semantic analysis functions specific to AVR.
//
//===----------------------------------------------------------------------===//

#include "clang/Sema/SemaAVR.h"
#include "clang/AST/DeclBase.h"
#include "clang/Basic/DiagnosticSema.h"
#include "clang/Sema/Attr.h"
#include "clang/Sema/ParsedAttr.h"
#include "clang/Sema/Sema.h"

namespace clang {
SemaAVR::SemaAVR(Sema &S) : SemaBase(S) {}

void SemaAVR::handleInterruptAttr(Decl *D, const ParsedAttr &AL) {
  if (!isFuncOrMethodForAttrSubject(D)) {
    Diag(D->getLocation(), diag::warn_attribute_wrong_decl_type)
        << AL << AL.isRegularKeywordAttribute() << ExpectedFunction;
    return;
  }

  if (!AL.checkExactlyNumArgs(SemaRef, 0))
    return;

  handleSimpleAttribute<AVRInterruptAttr>(*this, D, AL);
}

void SemaAVR::handleSignalAttr(Decl *D, const ParsedAttr &AL) {
  if (!isFuncOrMethodForAttrSubject(D)) {
    Diag(D->getLocation(), diag::warn_attribute_wrong_decl_type)
        << AL << AL.isRegularKeywordAttribute() << ExpectedFunction;
    return;
  }

  if (!AL.checkExactlyNumArgs(SemaRef, 0))
    return;

  handleSimpleAttribute<AVRSignalAttr>(*this, D, AL);
}

} // namespace clang