[AArch64] Fix bug in prolog clobbering live reg when shrink wrapping.

[oota-llvm.git] / lib / Target / AArch64 / AArch64TargetObjectFile.h

diff --git a/lib/Target/AArch64/AArch64TargetObjectFile.h b/lib/Target/AArch64/AArch64TargetObjectFile.h
index 0f00a789d6f8a82ae4bc5e25b0ac455c9a502dc1..d41f445292cf6f4e54305b3effe4d31eb80ddc88 100644 (file)
--- a/lib/Target/AArch64/AArch64TargetObjectFile.h
+++ b/lib/Target/AArch64/AArch64TargetObjectFile.h
@@ -1,4 +1,4 @@
-//===-- AArch64TargetObjectFile.h - AArch64 Object Info ---------*- C++ -*-===//
+//===-- AArch64TargetObjectFile.h - AArch64 Object Info -*- C++ ---------*-===//
 //
 //                     The LLVM Compiler Infrastructure
 //
@@ -6,25 +6,41 @@
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
-//
-// This file deals with any AArch64 specific requirements on object files.
-//
-//===----------------------------------------------------------------------===//
 
-#ifndef LLVM_TARGET_AARCH64_TARGETOBJECTFILE_H
-#define LLVM_TARGET_AARCH64_TARGETOBJECTFILE_H
+#ifndef LLVM_LIB_TARGET_AARCH64_AARCH64TARGETOBJECTFILE_H
+#define LLVM_LIB_TARGET_AARCH64_AARCH64TARGETOBJECTFILE_H
 
 #include "llvm/CodeGen/TargetLoweringObjectFileImpl.h"
 #include "llvm/Target/TargetLoweringObjectFile.h"
-#include "llvm/Target/TargetMachine.h"
 
 namespace llvm {
+class AArch64TargetMachine;
+
+/// This implementation is used for AArch64 ELF targets (Linux in particular).
+class AArch64_ELFTargetObjectFile : public TargetLoweringObjectFileELF {
+  void Initialize(MCContext &Ctx, const TargetMachine &TM) override;
+};
+
+/// AArch64_MachoTargetObjectFile - This TLOF implementation is used for Darwin.
+class AArch64_MachoTargetObjectFile : public TargetLoweringObjectFileMachO {
+public:
+  AArch64_MachoTargetObjectFile();
+
+  const MCExpr *getTTypeGlobalReference(const GlobalValue *GV,
+                                        unsigned Encoding, Mangler &Mang,
+                                        const TargetMachine &TM,
+                                        MachineModuleInfo *MMI,
+                                        MCStreamer &Streamer) const override;
+
+  MCSymbol *getCFIPersonalitySymbol(const GlobalValue *GV, Mangler &Mang,
+                                    const TargetMachine &TM,
+                                    MachineModuleInfo *MMI) const override;
 
-  /// AArch64ElfTargetObjectFile - This implementation is used for ELF
-  /// AArch64 targets.
-  class AArch64ElfTargetObjectFile : public TargetLoweringObjectFileELF {
-    virtual void Initialize(MCContext &Ctx, const TargetMachine &TM);
-  };
+  const MCExpr *getIndirectSymViaGOTPCRel(const MCSymbol *Sym,
+                                          const MCValue &MV, int64_t Offset,
+                                          MachineModuleInfo *MMI,
+                                          MCStreamer &Streamer) const override;
+};
 
 } // end namespace llvm