xref: /freebsd/contrib/llvm-project/clang/lib/Sema/SemaAVR.cpp (revision 7fdf597e96a02165cfe22ff357b857d5fa15ed8a)
1 //===------ SemaAVR.cpp ---------- AVR target-specific routines -----------===//
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-exception
6 //
7 //===----------------------------------------------------------------------===//
8 //
9 //  This file implements semantic analysis functions specific to AVR.
10 //
11 //===----------------------------------------------------------------------===//
12 
13 #include "clang/Sema/SemaAVR.h"
14 #include "clang/AST/DeclBase.h"
15 #include "clang/Basic/DiagnosticSema.h"
16 #include "clang/Sema/Attr.h"
17 #include "clang/Sema/ParsedAttr.h"
18 #include "clang/Sema/Sema.h"
19 
20 namespace clang {
21 SemaAVR::SemaAVR(Sema &S) : SemaBase(S) {}
22 
23 void SemaAVR::handleInterruptAttr(Decl *D, const ParsedAttr &AL) {
24   if (!isFuncOrMethodForAttrSubject(D)) {
25     Diag(D->getLocation(), diag::warn_attribute_wrong_decl_type)
26         << AL << AL.isRegularKeywordAttribute() << ExpectedFunction;
27     return;
28   }
29 
30   if (!AL.checkExactlyNumArgs(SemaRef, 0))
31     return;
32 
33   handleSimpleAttribute<AVRInterruptAttr>(*this, D, AL);
34 }
35 
36 void SemaAVR::handleSignalAttr(Decl *D, const ParsedAttr &AL) {
37   if (!isFuncOrMethodForAttrSubject(D)) {
38     Diag(D->getLocation(), diag::warn_attribute_wrong_decl_type)
39         << AL << AL.isRegularKeywordAttribute() << ExpectedFunction;
40     return;
41   }
42 
43   if (!AL.checkExactlyNumArgs(SemaRef, 0))
44     return;
45 
46   handleSimpleAttribute<AVRSignalAttr>(*this, D, AL);
47 }
48 
49 } // namespace clang
50