1 files changed, 8 insertions, 4 deletions
diff --git a/llvm/lib/Target/ARM/MCTargetDesc/ARMAsmBackendDarwin.h b/llvm/lib/Target/ARM/MCTargetDesc/ARMAsmBackendDarwin.h
index 87e56940f46db..e27bb134670f7 100644
--- a/llvm/lib/Target/ARM/MCTargetDesc/ARMAsmBackendDarwin.h
+++ b/llvm/lib/Target/ARM/MCTargetDesc/ARMAsmBackendDarwin.h
@@ -16,16 +16,20 @@
 namespace llvm {
 class ARMAsmBackendDarwin : public ARMAsmBackend {
   const MCRegisterInfo &MRI;
+  Triple TT;
 public:
   const MachO::CPUSubTypeARM Subtype;
   ARMAsmBackendDarwin(const Target &T, const MCSubtargetInfo &STI,
-                      const MCRegisterInfo &MRI, MachO::CPUSubTypeARM st)
-      : ARMAsmBackend(T, STI, support::little), MRI(MRI), Subtype(st) {}
+                      const MCRegisterInfo &MRI)
+      : ARMAsmBackend(T, STI, support::little), MRI(MRI),
+        TT(STI.getTargetTriple()),
+        Subtype((MachO::CPUSubTypeARM)cantFail(
+            MachO::getCPUSubType(STI.getTargetTriple()))) {}
 
   std::unique_ptr<MCObjectTargetWriter>
   createObjectTargetWriter() const override {
-    return createARMMachObjectWriter(/*Is64Bit=*/false, MachO::CPU_TYPE_ARM,
-                                     Subtype);
+    return createARMMachObjectWriter(
+        /*Is64Bit=*/false, cantFail(MachO::getCPUType(TT)), Subtype);
   }
 
   uint32_t generateCompactUnwindEncoding(