#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/StringMap.h"
#include "llvm/ADT/StringRef.h"
+#include "llvm/ADT/StringSwitch.h"
#include "llvm/BinaryFormat/Dwarf.h"
#include "llvm/ObjectYAML/DWARFYAML.h"
#include "llvm/Support/Errc.h"
OS, *DI.DebugRnglists, DI.IsLittleEndian, DI.Is64BitAddrSize);
}
-using EmitFuncType = Error (*)(raw_ostream &, const DWARFYAML::Data &);
+std::function<Error(raw_ostream &, const DWARFYAML::Data &)>
+DWARFYAML::getDWARFEmitterByName(StringRef SecName) {
+ auto EmitFunc =
+ StringSwitch<
+ std::function<Error(raw_ostream &, const DWARFYAML::Data &)>>(SecName)
+ .Case("debug_abbrev", DWARFYAML::emitDebugAbbrev)
+ .Case("debug_addr", DWARFYAML::emitDebugAddr)
+ .Case("debug_aranges", DWARFYAML::emitDebugAranges)
+ .Case("debug_gnu_pubnames", DWARFYAML::emitDebugGNUPubnames)
+ .Case("debug_gnu_pubtypes", DWARFYAML::emitDebugGNUPubtypes)
+ .Case("debug_info", DWARFYAML::emitDebugInfo)
+ .Case("debug_line", DWARFYAML::emitDebugLine)
+ .Case("debug_pubnames", DWARFYAML::emitDebugPubnames)
+ .Case("debug_pubtypes", DWARFYAML::emitDebugPubtypes)
+ .Case("debug_ranges", DWARFYAML::emitDebugRanges)
+ .Case("debug_rnglists", DWARFYAML::emitDebugRnglists)
+ .Case("debug_str", DWARFYAML::emitDebugStr)
+ .Case("debug_str_offsets", DWARFYAML::emitDebugStrOffsets)
+ .Default([&](raw_ostream &, const DWARFYAML::Data &) {
+ return createStringError(errc::not_supported,
+ SecName + " is not supported");
+ });
+
+ return EmitFunc;
+}
static Error
-emitDebugSectionImpl(const DWARFYAML::Data &DI, EmitFuncType EmitFunc,
- StringRef Sec,
+emitDebugSectionImpl(const DWARFYAML::Data &DI, StringRef Sec,
StringMap<std::unique_ptr<MemoryBuffer>> &OutputBuffers) {
std::string Data;
raw_string_ostream DebugInfoStream(Data);
+
+ auto EmitFunc = DWARFYAML::getDWARFEmitterByName(Sec);
+
if (Error Err = EmitFunc(DebugInfoStream, DI))
return Err;
DebugInfoStream.flush();
return createStringError(YIn.error(), GeneratedDiag.getMessage());
StringMap<std::unique_ptr<MemoryBuffer>> DebugSections;
- Error Err = emitDebugSectionImpl(DI, &DWARFYAML::emitDebugInfo, "debug_info",
- DebugSections);
- Err = joinErrors(std::move(Err),
- emitDebugSectionImpl(DI, &DWARFYAML::emitDebugLine,
- "debug_line", DebugSections));
- Err = joinErrors(std::move(Err),
- emitDebugSectionImpl(DI, &DWARFYAML::emitDebugStr,
- "debug_str", DebugSections));
- Err = joinErrors(std::move(Err),
- emitDebugSectionImpl(DI, &DWARFYAML::emitDebugAbbrev,
- "debug_abbrev", DebugSections));
- Err = joinErrors(std::move(Err),
- emitDebugSectionImpl(DI, &DWARFYAML::emitDebugAranges,
- "debug_aranges", DebugSections));
- Err = joinErrors(std::move(Err),
- emitDebugSectionImpl(DI, &DWARFYAML::emitDebugRanges,
- "debug_ranges", DebugSections));
+ Error Err = Error::success();
+ cantFail(std::move(Err));
+
+ for (StringRef SecName : DI.getNonEmptySectionNames())
+ Err = joinErrors(std::move(Err),
+ emitDebugSectionImpl(DI, SecName, DebugSections));
if (Err)
return std::move(Err);
return 0;
uint64_t BeginOffset = CBA.tell();
- Error Err = Error::success();
- cantFail(std::move(Err));
-
- if (Name == ".debug_str")
- Err = DWARFYAML::emitDebugStr(*OS, DWARF);
- else if (Name == ".debug_aranges")
- Err = DWARFYAML::emitDebugAranges(*OS, DWARF);
- else if (Name == ".debug_ranges")
- Err = DWARFYAML::emitDebugRanges(*OS, DWARF);
- else if (Name == ".debug_line")
- Err = DWARFYAML::emitDebugLine(*OS, DWARF);
- else if (Name == ".debug_addr")
- Err = DWARFYAML::emitDebugAddr(*OS, DWARF);
- else if (Name == ".debug_abbrev")
- Err = DWARFYAML::emitDebugAbbrev(*OS, DWARF);
- else if (Name == ".debug_info")
- Err = DWARFYAML::emitDebugInfo(*OS, DWARF);
- else if (Name == ".debug_pubnames")
- Err = DWARFYAML::emitDebugPubnames(*OS, DWARF);
- else if (Name == ".debug_pubtypes")
- Err = DWARFYAML::emitDebugPubtypes(*OS, DWARF);
- else if (Name == ".debug_gnu_pubnames")
- Err = DWARFYAML::emitDebugGNUPubnames(*OS, DWARF);
- else if (Name == ".debug_gnu_pubtypes")
- Err = DWARFYAML::emitDebugGNUPubtypes(*OS, DWARF);
- else if (Name == ".debug_str_offsets")
- Err = DWARFYAML::emitDebugStrOffsets(*OS, DWARF);
- else if (Name == ".debug_rnglists")
- Err = DWARFYAML::emitDebugRnglists(*OS, DWARF);
- else
- llvm_unreachable("unexpected emitDWARF() call");
- if (Err)
+ auto EmitFunc = DWARFYAML::getDWARFEmitterByName(Name.substr(1));
+ if (Error Err = EmitFunc(*OS, DWARF))
return std::move(Err);
return CBA.tell() - BeginOffset;