RegisterPresssureTracker: Track live physical register by unit.

[oota-llvm.git] / include / llvm / MC / MCStreamer.h

diff --git a/include/llvm/MC/MCStreamer.h b/include/llvm/MC/MCStreamer.h
index 44698989c17a20438baefa38b908aad139b88b74..3b368c37d140112ba53ae76c9c7e55a59996901c 100644 (file)
--- a/include/llvm/MC/MCStreamer.h
+++ b/include/llvm/MC/MCStreamer.h
@@ -14,12 +14,12 @@
 #ifndef LLVM_MC_MCSTREAMER_H
 #define LLVM_MC_MCSTREAMER_H
 
-#include "llvm/Support/DataTypes.h"
+#include "llvm/ADT/ArrayRef.h"
+#include "llvm/ADT/SmallVector.h"
 #include "llvm/MC/MCDirectives.h"
 #include "llvm/MC/MCDwarf.h"
 #include "llvm/MC/MCWin64EH.h"
-#include "llvm/ADT/ArrayRef.h"
-#include "llvm/ADT/SmallVector.h"
+#include "llvm/Support/DataTypes.h"
 
 namespace llvm {
   class MCAsmBackend;
@@ -55,6 +55,7 @@ namespace llvm {
 
     std::vector<MCDwarfFrameInfo> FrameInfos;
     MCDwarfFrameInfo *getCurrentFrameInfo();
+    MCSymbol *EmitCFICommon();
     void EnsureValidFrame();
 
     std::vector<MCWin64EHUnwindInfo *> W64UnwindInfos;
@@ -515,6 +516,8 @@ namespace llvm {
     virtual void EmitCFIAdjustCfaOffset(int64_t Adjustment);
     virtual void EmitCFIEscape(StringRef Values);
     virtual void EmitCFISignalFrame();
+    virtual void EmitCFIUndefined(int64_t Register);
+    virtual void EmitCFIRegister(int64_t Register1, int64_t Register2);
 
     virtual void EmitWin64EHStartProc(const MCSymbol *Symbol);
     virtual void EmitWin64EHEndProc();
@@ -554,6 +557,11 @@ namespace llvm {
     virtual void EmitRegSave(const SmallVectorImpl<unsigned> &RegList,
                              bool isVector);
 
+    /// PPC-related methods.
+    /// FIXME: Eventually replace it with some "target MC streamer" and move
+    /// these methods there.
+    virtual void EmitTCEntry(const MCSymbol &S);
+
     /// FinishImpl - Streamer specific finalization.
     virtual void FinishImpl() = 0;
     /// Finish - Finish emission of machine code.