Initial support for the cfi directives. This is just enough to get

f:
        .cfi_startproc
        nop
        .cfi_endproc

assembled (on ELF).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121434 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 17 insertions, 1 deletions

diff --git a/include/llvm/MC/MCDwarf.h b/include/llvm/MC/MCDwarf.h
index 46177be..81e0651 100644
--- a/include/llvm/MC/MCDwarf.h
+++ b/include/llvm/MC/MCDwarf.h
@@ -22,6 +22,7 @@
 #include <vector>
 
 namespace llvm {
+  class MachineMove;
   class MCContext;
   class MCSection;
   class MCSectionData;
@@ -208,7 +209,7 @@ namespace llvm {
     //
     // This emits the Dwarf file and the line tables.
     //
-    static void Emit(MCStreamer *MCOS, const MCSection *DwarfLineSection);
+    static void Emit(MCStreamer *MCOS);
   };
 
   class MCDwarfLineAddr {
@@ -224,6 +225,21 @@ namespace llvm {
     static void Write(MCObjectWriter *OW,
                       int64_t LineDelta, uint64_t AddrDelta);
   };
+
+  struct MCDwarfFrameInfo {
+    MCSymbol *Begin;
+    MCSymbol *End;
+    const MCSymbol *Personality;
+    const MCSymbol *Lsda;
+  };
+
+  class MCDwarfFrameEmitter {
+  public:
+    //
+    // This emits the frame info section.
+    //
+    static void Emit(MCStreamer &streamer);
+  };
 } // end namespace llvm
 
 #endif