xref: /llvm-project/clang/lib/Basic/CodeGenOptions.cpp (revision 82fecab85ae2d72ffac0e44749d99f12d6f71cc0)
1 //===--- CodeGenOptions.cpp -----------------------------------------------===//
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 #include "clang/Basic/CodeGenOptions.h"
10 #include <string.h>
11 
12 namespace clang {
13 
14 CodeGenOptions::CodeGenOptions() {
15 #define CODEGENOPT(Name, Bits, Default) Name = Default;
16 #define ENUM_CODEGENOPT(Name, Type, Bits, Default) set##Name(Default);
17 #include "clang/Basic/CodeGenOptions.def"
18 
19   RelocationModel = llvm::Reloc::PIC_;
20 }
21 
22 void CodeGenOptions::resetNonModularOptions(StringRef ModuleFormat) {
23   // First reset all CodeGen options only. The Debug options are handled later.
24 #define DEBUGOPT(Name, Bits, Default)
25 #define VALUE_DEBUGOPT(Name, Bits, Default)
26 #define ENUM_DEBUGOPT(Name, Type, Bits, Default)
27 #define CODEGENOPT(Name, Bits, Default) Name = Default;
28 #define ENUM_CODEGENOPT(Name, Type, Bits, Default) set##Name(Default);
29 // Do not reset AST affecting code generation options.
30 #define AFFECTING_VALUE_CODEGENOPT(Name, Bits, Default)
31 #include "clang/Basic/CodeGenOptions.def"
32 
33   // Next reset all debug options that can always be reset, because they never
34   // affect the PCM.
35 #define DEBUGOPT(Name, Bits, Default)
36 #define VALUE_DEBUGOPT(Name, Bits, Default)
37 #define ENUM_DEBUGOPT(Name, Type, Bits, Default)
38 #define BENIGN_DEBUGOPT(Name, Bits, Default) Name = Default;
39 #define BENIGN_VALUE_DEBUGOPT(Name, Bits, Default) Name = Default;
40 #define BENIGN_ENUM_DEBUGOPT(Name, Type, Bits, Default) set##Name(Default);
41 #include "clang/Basic/DebugOptions.def"
42 
43   // Conditionally reset debug options that only matter when the debug info is
44   // emitted into the PCM (-gmodules).
45   if (ModuleFormat == "raw" && !DebugTypeExtRefs) {
46 #define DEBUGOPT(Name, Bits, Default) Name = Default;
47 #define VALUE_DEBUGOPT(Name, Bits, Default) Name = Default;
48 #define ENUM_DEBUGOPT(Name, Type, Bits, Default) set##Name(Default);
49 #define BENIGN_DEBUGOPT(Name, Bits, Default)
50 #define BENIGN_VALUE_DEBUGOPT(Name, Bits, Default)
51 #define BENIGN_ENUM_DEBUGOPT(Name, Type, Bits, Default)
52 #include "clang/Basic/DebugOptions.def"
53   }
54 
55   RelocationModel = llvm::Reloc::PIC_;
56 }
57 
58 }  // end namespace clang
59