xref: /freebsd/contrib/llvm-project/llvm/lib/ObjCopy/ConfigManager.cpp (revision 5ca8e32633c4ffbbcd6762e5888b6a4ba0708c6c)
1 //===- ConfigManager.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 "llvm/ObjCopy/ConfigManager.h"
10 #include "llvm/Support/Errc.h"
11 #include "llvm/Support/Error.h"
12 
13 namespace llvm {
14 namespace objcopy {
15 
16 Expected<const COFFConfig &> ConfigManager::getCOFFConfig() const {
17   if (!Common.SplitDWO.empty() || !Common.SymbolsPrefix.empty() ||
18       !Common.AllocSectionsPrefix.empty() || !Common.KeepSection.empty() ||
19       !Common.SymbolsToGlobalize.empty() || !Common.SymbolsToKeep.empty() ||
20       !Common.SymbolsToLocalize.empty() || !Common.SymbolsToWeaken.empty() ||
21       !Common.SymbolsToKeepGlobal.empty() || !Common.SectionsToRename.empty() ||
22       !Common.SetSectionAlignment.empty() || !Common.SetSectionType.empty() ||
23       Common.ExtractDWO || Common.PreserveDates || Common.StripDWO ||
24       Common.StripNonAlloc || Common.StripSections || Common.Weaken ||
25       Common.DecompressDebugSections ||
26       Common.DiscardMode == DiscardType::Locals || !Common.SymbolsToAdd.empty())
27     return createStringError(llvm::errc::invalid_argument,
28                              "option is not supported for COFF");
29 
30   return COFF;
31 }
32 
33 Expected<const MachOConfig &> ConfigManager::getMachOConfig() const {
34   if (!Common.SplitDWO.empty() || !Common.SymbolsPrefix.empty() ||
35       !Common.AllocSectionsPrefix.empty() || !Common.KeepSection.empty() ||
36       !Common.SymbolsToGlobalize.empty() || !Common.SymbolsToKeep.empty() ||
37       !Common.SymbolsToLocalize.empty() || !Common.SymbolsToWeaken.empty() ||
38       !Common.SymbolsToKeepGlobal.empty() || !Common.SectionsToRename.empty() ||
39       !Common.UnneededSymbolsToRemove.empty() ||
40       !Common.SetSectionAlignment.empty() || !Common.SetSectionFlags.empty() ||
41       !Common.SetSectionType.empty() || Common.ExtractDWO ||
42       Common.PreserveDates || Common.StripAllGNU || Common.StripDWO ||
43       Common.StripNonAlloc || Common.StripSections || Common.Weaken ||
44       Common.DecompressDebugSections || Common.StripUnneeded ||
45       Common.DiscardMode == DiscardType::Locals || !Common.SymbolsToAdd.empty())
46     return createStringError(llvm::errc::invalid_argument,
47                              "option is not supported for MachO");
48 
49   return MachO;
50 }
51 
52 Expected<const WasmConfig &> ConfigManager::getWasmConfig() const {
53   if (!Common.AddGnuDebugLink.empty() || Common.ExtractPartition ||
54       !Common.SplitDWO.empty() || !Common.SymbolsPrefix.empty() ||
55       !Common.AllocSectionsPrefix.empty() ||
56       Common.DiscardMode != DiscardType::None || !Common.SymbolsToAdd.empty() ||
57       !Common.SymbolsToGlobalize.empty() || !Common.SymbolsToLocalize.empty() ||
58       !Common.SymbolsToKeep.empty() || !Common.SymbolsToRemove.empty() ||
59       !Common.UnneededSymbolsToRemove.empty() ||
60       !Common.SymbolsToWeaken.empty() || !Common.SymbolsToKeepGlobal.empty() ||
61       !Common.SectionsToRename.empty() || !Common.SetSectionAlignment.empty() ||
62       !Common.SetSectionFlags.empty() || !Common.SetSectionType.empty() ||
63       !Common.SymbolsToRename.empty())
64     return createStringError(llvm::errc::invalid_argument,
65                              "only flags for section dumping, removal, and "
66                              "addition are supported");
67 
68   return Wasm;
69 }
70 
71 Expected<const XCOFFConfig &> ConfigManager::getXCOFFConfig() const {
72   if (!Common.AddGnuDebugLink.empty() || Common.ExtractPartition ||
73       !Common.SplitDWO.empty() || !Common.SymbolsPrefix.empty() ||
74       !Common.AllocSectionsPrefix.empty() ||
75       Common.DiscardMode != DiscardType::None || !Common.AddSection.empty() ||
76       !Common.DumpSection.empty() || !Common.SymbolsToAdd.empty() ||
77       !Common.KeepSection.empty() || !Common.OnlySection.empty() ||
78       !Common.ToRemove.empty() || !Common.SymbolsToGlobalize.empty() ||
79       !Common.SymbolsToKeep.empty() || !Common.SymbolsToLocalize.empty() ||
80       !Common.SymbolsToRemove.empty() ||
81       !Common.UnneededSymbolsToRemove.empty() ||
82       !Common.SymbolsToWeaken.empty() || !Common.SymbolsToKeepGlobal.empty() ||
83       !Common.SectionsToRename.empty() || !Common.SetSectionAlignment.empty() ||
84       !Common.SetSectionFlags.empty() || !Common.SetSectionType.empty() ||
85       !Common.SymbolsToRename.empty() || Common.ExtractDWO ||
86       Common.ExtractMainPartition || Common.OnlyKeepDebug ||
87       Common.PreserveDates || Common.StripAllGNU || Common.StripDWO ||
88       Common.StripDebug || Common.StripNonAlloc || Common.StripSections ||
89       Common.Weaken || Common.StripUnneeded || Common.DecompressDebugSections) {
90     return createStringError(
91         llvm::errc::invalid_argument,
92         "no flags are supported yet, only basic copying is allowed");
93   }
94 
95   return XCOFF;
96 }
97 
98 } // end namespace objcopy
99 } // end namespace llvm
100