1 files changed, 44 insertions, 0 deletions
diff --git a/include/llvm/MC/MCMachOSymbolFlags.h b/include/llvm/MC/MCMachOSymbolFlags.h
new file mode 100644
index 000000000000..c938c81f698c
--- /dev/null
+++ b/include/llvm/MC/MCMachOSymbolFlags.h
@@ -0,0 +1,44 @@
+//===- MCMachOSymbolFlags.h - MachO Symbol Flags ----------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file declares the SymbolFlags used for the MachO target.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_MC_MCMACHOSYMBOLFLAGS_H
+#define LLVM_MC_MCMACHOSYMBOLFLAGS_H
+
+// These flags are mostly used in MCMachOStreamer.cpp but also needed in
+// MachObjectWriter.cpp to test for Weak Definitions of symbols to emit
+// the correct relocation information.
+
+namespace llvm {
+  /// SymbolFlags - We store the value for the 'desc' symbol field in the lowest
+  /// 16 bits of the implementation defined flags.
+  enum SymbolFlags { // See <mach-o/nlist.h>.
+    SF_DescFlagsMask                        = 0xFFFF,
+
+    // Reference type flags.
+    SF_ReferenceTypeMask                    = 0x0007,
+    SF_ReferenceTypeUndefinedNonLazy        = 0x0000,
+    SF_ReferenceTypeUndefinedLazy           = 0x0001,
+    SF_ReferenceTypeDefined                 = 0x0002,
+    SF_ReferenceTypePrivateDefined          = 0x0003,
+    SF_ReferenceTypePrivateUndefinedNonLazy = 0x0004,
+    SF_ReferenceTypePrivateUndefinedLazy    = 0x0005,
+
+    // Other 'desc' flags.
+    SF_NoDeadStrip                          = 0x0020,
+    SF_WeakReference                        = 0x0040,
+    SF_WeakDefinition                       = 0x0080
+  };
+
+} // end namespace llvm
+
+#endif