[dsymutil] Make the triple detection more strict.

MachOObjectFile offers a method for detecting the correct triple, use
it instead of the previous approximation. This doesn't matter right
now, but it will become important for mach-o universal (fat) binaries.

llvm-svn: 243095

1 files changed, 1 insertions, 8 deletions

diff --git a/llvm/tools/dsymutil/MachODebugMapParser.cpp b/llvm/tools/dsymutil/MachODebugMapParser.cpp
index 8f3ca6ca004..cda43494b9b 100644
--- a/llvm/tools/dsymutil/MachODebugMapParser.cpp
+++ b/llvm/tools/dsymutil/MachODebugMapParser.cpp
@@ -103,13 +103,6 @@ void MachODebugMapParser::switchToNewDebugMapObject(StringRef Filename,
   CurrentDebugMapObject = &Result->addDebugMapObject(Path, Timestamp);
 }
 
-static Triple getTriple(const object::MachOObjectFile &Obj) {
-  Triple TheTriple("unknown-unknown-unknown");
-  TheTriple.setArch(Triple::ArchType(Obj.getArch()));
-  TheTriple.setObjectFormat(Triple::MachO);
-  return TheTriple;
-}
-
 /// This main parsing routine tries to open the main binary and if
 /// successful iterates over the STAB entries. The real parsing is
 /// done in handleStabSymbolTableEntry.
@@ -120,7 +113,7 @@ ErrorOr<std::unique_ptr<DebugMap>> MachODebugMapParser::parse() {
 
   const MachOObjectFile &MainBinary = *MainBinOrError;
   loadMainBinarySymbols();
-  Result = make_unique<DebugMap>(getTriple(MainBinary));
+  Result = make_unique<DebugMap>(BinaryHolder::getTriple(MainBinary));
   MainBinaryStrings = MainBinary.getStringTableData();
   for (const SymbolRef &Symbol : MainBinary.symbols()) {
     const DataRefImpl &DRI = Symbol.getRawDataRefImpl();