Add iterator_range for MachineInstr defs.

[oota-llvm.git] / include / llvm / CodeGen / TargetLoweringObjectFileImpl.h

diff --git a/include/llvm/CodeGen/TargetLoweringObjectFileImpl.h b/include/llvm/CodeGen/TargetLoweringObjectFileImpl.h
index 94b7cf4f95b46ac2aa55e3a69a2ea50efaf889d1..16fed32aa18c6a074e1270a787d60940e781dfa9 100644 (file)
--- a/include/llvm/CodeGen/TargetLoweringObjectFileImpl.h
+++ b/include/llvm/CodeGen/TargetLoweringObjectFileImpl.h
@@ -33,43 +33,44 @@ namespace llvm {
 
 
 class TargetLoweringObjectFileELF : public TargetLoweringObjectFile {
+  bool UseInitArray;
+
 public:
   virtual ~TargetLoweringObjectFileELF() {}
 
-  virtual void emitPersonalityValue(MCStreamer &Streamer,
+  void emitPersonalityValue(MCStreamer &Streamer, const TargetMachine &TM,
+                            const MCSymbol *Sym) const override;
+
+  /// Given a constant with the SectionKind, return a section that it should be
+  /// placed in.
+  const MCSection *getSectionForConstant(SectionKind Kind) const override;
+
+  const MCSection *getExplicitSectionGlobal(const GlobalValue *GV,
+                                        SectionKind Kind, Mangler &Mang,
+                                        const TargetMachine &TM) const override;
+
+  const MCSection *SelectSectionForGlobal(const GlobalValue *GV,
+                                        SectionKind Kind, Mangler &Mang,
+                                        const TargetMachine &TM) const override;
+
+  /// Return an MCExpr to use for a reference to the specified type info global
+  /// variable from exception handling information.
+  const MCExpr *
+  getTTypeGlobalReference(const GlobalValue *GV, unsigned Encoding,
+                          Mangler &Mang, const TargetMachine &TM,
+                          MachineModuleInfo *MMI,
+                          MCStreamer &Streamer) const override;
+
+  // The symbol that gets passed to .cfi_personality.
+  MCSymbol *getCFIPersonalitySymbol(const GlobalValue *GV, Mangler &Mang,
                                     const TargetMachine &TM,
-                                    const MCSymbol *Sym) const;
-
-  /// getSectionForConstant - Given a constant with the SectionKind, return a
-  /// section that it should be placed in.
-  virtual const MCSection *getSectionForConstant(SectionKind Kind) const;
-
-
-  virtual const MCSection *
-  getExplicitSectionGlobal(const GlobalValue *GV, SectionKind Kind,
-                           Mangler *Mang, const TargetMachine &TM) const;
-
-  virtual const MCSection *
-  SelectSectionForGlobal(const GlobalValue *GV, SectionKind Kind,
-                         Mangler *Mang, const TargetMachine &TM) const;
-
-  /// getExprForDwarfGlobalReference - Return an MCExpr to use for a reference
-  /// to the specified global variable from exception handling information.
-  ///
-  virtual const MCExpr *
-  getExprForDwarfGlobalReference(const GlobalValue *GV, Mangler *Mang,
-                                 MachineModuleInfo *MMI, unsigned Encoding,
-                                 MCStreamer &Streamer) const;
-
-  // getCFIPersonalitySymbol - The symbol that gets passed to .cfi_personality.
-  virtual MCSymbol *
-  getCFIPersonalitySymbol(const GlobalValue *GV, Mangler *Mang,
-                          MachineModuleInfo *MMI) const;
-
-  virtual const MCSection *
-  getStaticCtorSection(unsigned Priority = 65535) const;
-  virtual const MCSection *
-  getStaticDtorSection(unsigned Priority = 65535) const;
+                                    MachineModuleInfo *MMI) const override;
+
+  void InitializeELF(bool UseInitArray_);
+  const MCSection *
+    getStaticCtorSection(unsigned Priority = 65535) const override;
+  const MCSection *
+    getStaticDtorSection(unsigned Priority = 65535) const override;
 };
 
 
@@ -78,38 +79,40 @@ class TargetLoweringObjectFileMachO : public TargetLoweringObjectFile {
 public:
   virtual ~TargetLoweringObjectFileMachO() {}
 
-  /// emitModuleFlags - Emit the module flags that specify the garbage
-  /// collection information.
-  virtual void emitModuleFlags(MCStreamer &Streamer, NamedMDNode *ModFlags,
-                               Mangler *Mang, const TargetMachine &TM) const;
-
-  virtual const MCSection *
-  SelectSectionForGlobal(const GlobalValue *GV, SectionKind Kind,
-                         Mangler *Mang, const TargetMachine &TM) const;
-
-  virtual const MCSection *
-  getExplicitSectionGlobal(const GlobalValue *GV, SectionKind Kind,
-                           Mangler *Mang, const TargetMachine &TM) const;
-
-  virtual const MCSection *getSectionForConstant(SectionKind Kind) const;
-
-  /// shouldEmitUsedDirectiveFor - This hook allows targets to selectively
-  /// decide not to emit the UsedDirective for some symbols in llvm.used.
-  /// FIXME: REMOVE this (rdar://7071300)
-  virtual bool shouldEmitUsedDirectiveFor(const GlobalValue *GV,
-                                          Mangler *) const;
-
-  /// getExprForDwarfGlobalReference - The mach-o version of this method
-  /// defaults to returning a stub reference.
-  virtual const MCExpr *
-  getExprForDwarfGlobalReference(const GlobalValue *GV, Mangler *Mang,
-                                 MachineModuleInfo *MMI, unsigned Encoding,
-                                 MCStreamer &Streamer) const;
-
-  // getCFIPersonalitySymbol - The symbol that gets passed to .cfi_personality.
-  virtual MCSymbol *
-  getCFIPersonalitySymbol(const GlobalValue *GV, Mangler *Mang,
-                          MachineModuleInfo *MMI) const;
+  /// Extract the dependent library name from a linker option string. Returns
+  /// StringRef() if the option does not specify a library.
+  StringRef getDepLibFromLinkerOpt(StringRef LinkerOption) const override;
+
+  /// Emit the module flags that specify the garbage collection information.
+  void emitModuleFlags(MCStreamer &Streamer,
+                       ArrayRef<Module::ModuleFlagEntry> ModuleFlags,
+                       Mangler &Mang, const TargetMachine &TM) const override;
+
+  bool isSectionAtomizableBySymbols(const MCSection &Section) const override;
+
+  const MCSection *
+    SelectSectionForGlobal(const GlobalValue *GV,
+                           SectionKind Kind, Mangler &Mang,
+                           const TargetMachine &TM) const override;
+
+  const MCSection *
+    getExplicitSectionGlobal(const GlobalValue *GV,
+                             SectionKind Kind, Mangler &Mang,
+                             const TargetMachine &TM) const override;
+
+  const MCSection *getSectionForConstant(SectionKind Kind) const override;
+
+  /// The mach-o version of this method defaults to returning a stub reference.
+  const MCExpr *
+  getTTypeGlobalReference(const GlobalValue *GV, unsigned Encoding,
+                          Mangler &Mang, const TargetMachine &TM,
+                          MachineModuleInfo *MMI,
+                          MCStreamer &Streamer) const override;
+
+  // The symbol that gets passed to .cfi_personality.
+  MCSymbol *getCFIPersonalitySymbol(const GlobalValue *GV, Mangler &Mang,
+                                    const TargetMachine &TM,
+                                    MachineModuleInfo *MMI) const override;
 };
 
 
@@ -118,13 +121,25 @@ class TargetLoweringObjectFileCOFF : public TargetLoweringObjectFile {
 public:
   virtual ~TargetLoweringObjectFileCOFF() {}
 
-  virtual const MCSection *
-  getExplicitSectionGlobal(const GlobalValue *GV, SectionKind Kind,
-                           Mangler *Mang, const TargetMachine &TM) const;
-
-  virtual const MCSection *
-  SelectSectionForGlobal(const GlobalValue *GV, SectionKind Kind,
-                         Mangler *Mang, const TargetMachine &TM) const;
+  const MCSection *
+    getExplicitSectionGlobal(const GlobalValue *GV,
+                             SectionKind Kind, Mangler &Mang,
+                             const TargetMachine &TM) const override;
+
+  const MCSection *
+    SelectSectionForGlobal(const GlobalValue *GV,
+                           SectionKind Kind, Mangler &Mang,
+                           const TargetMachine &TM) const override;
+
+  /// Extract the dependent library name from a linker option string. Returns
+  /// StringRef() if the option does not specify a library.
+  StringRef getDepLibFromLinkerOpt(StringRef LinkerOption) const override;
+
+  /// Emit Obj-C garbage collection and linker options. Only linker option
+  /// emission is implemented for COFF.
+  void emitModuleFlags(MCStreamer &Streamer,
+                       ArrayRef<Module::ModuleFlagEntry> ModuleFlags,
+                       Mangler &Mang, const TargetMachine &TM) const override;
 };
 
 } // end namespace llvm