Add a target hook to encode the compact unwind information.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134577 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86FrameLowering.h b/lib/Target/X86/X86FrameLowering.h
index d71108c..f2b8dab 100644
--- a/lib/Target/X86/X86FrameLowering.h
+++ b/lib/Target/X86/X86FrameLowering.h
@@ -15,6 +15,7 @@
#define X86_FRAMELOWERING_H
#include "X86Subtarget.h"
+#include "llvm/MC/MCDwarf.h"
#include "llvm/Target/TargetFrameLowering.h"
namespace llvm {
@@ -58,6 +59,9 @@
void getInitialFrameState(std::vector<MachineMove> &Moves) const;
int getFrameIndexOffset(const MachineFunction &MF, int FI) const;
+
+ uint32_t getCompactUnwindEncoding(const std::vector<MCCFIInstruction> &Instrs,
+ int DataAlignmentFactor, bool IsEH) const;
};
} // End llvm namespace