Preliminary support for ARM frame save directives emission via MI flags.

This is just very first approximation how the stuff should be done
(e.g. ARM-only for now). More to follow.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127101 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 7 insertions, 0 deletions

diff --git a/include/llvm/MC/MCInstPrinter.h b/include/llvm/MC/MCInstPrinter.h
index 96716c775f..92f06ed09c 100644
--- a/include/llvm/MC/MCInstPrinter.h
+++ b/include/llvm/MC/MCInstPrinter.h
@@ -41,6 +41,9 @@ public:
   /// getOpcodeName - Return the name of the specified opcode enum (e.g.
   /// "MOV32ri") or empty if we can't resolve it.
   virtual StringRef getOpcodeName(unsigned Opcode) const;
+
+  /// getRegName - Return the assembler register name.
+  virtual StringRef getRegName(unsigned RegNo) const;
 };
 
 } // namespace llvm
diff --git a/include/llvm/MC/MCStreamer.h b/include/llvm/MC/MCStreamer.h
index 0d2804d804..4fdbc44b25 100644
--- a/include/llvm/MC/MCStreamer.h
+++ b/include/llvm/MC/MCStreamer.h
@@ -465,6 +465,10 @@ namespace llvm {
     virtual void EmitCantUnwind();
     virtual void EmitPersonality(const MCSymbol *Personality);
     virtual void EmitHandlerData();
+    virtual void EmitSetFP(unsigned FpReg, unsigned SpReg, int64_t Offset = 0);
+    virtual void EmitPad(int64_t Offset);
+    virtual void EmitRegSave(const SmallVectorImpl<unsigned> &RegList,
+                             bool isVector);
 
     /// Finish - Finish emission of machine code.
     virtual void Finish() = 0;