Add a parameter to the Win64 EH section getters to get a section with a

suffix (e.g. .xdata$myfunc). The suffix part isn't implemented yet, but
I'll get to it in the next patch.

Fix up all callers of the affected functions. Make them pass said suffix to
the function.

llvm-svn: 132205

4 files changed, 20 insertions, 12 deletions

diff --git a/llvm/include/llvm/CodeGen/TargetLoweringObjectFileImpl.h b/llvm/include/llvm/CodeGen/TargetLoweringObjectFileImpl.h
index c61cf399f82..70a46759d70 100644
--- a/llvm/include/llvm/CodeGen/TargetLoweringObjectFileImpl.h
+++ b/llvm/include/llvm/CodeGen/TargetLoweringObjectFileImpl.h
@@ -58,8 +58,10 @@ public:
   virtual void Initialize(MCContext &Ctx, const TargetMachine &TM);
 
   virtual const MCSection *getEHFrameSection() const;
-  virtual const MCSection *getWin64EHFuncTableSection() const { return NULL; }
-  virtual const MCSection *getWin64EHTableSection() const { return NULL; }
+  virtual const MCSection *getWin64EHFuncTableSection(StringRef) const {
+    return NULL;
+  }
+  virtual const MCSection *getWin64EHTableSection(StringRef) const{return NULL;}
 
   virtual void emitPersonalityValue(MCStreamer &Streamer,
                                     const TargetMachine &TM,
@@ -135,8 +137,10 @@ public:
   virtual void Initialize(MCContext &Ctx, const TargetMachine &TM);
 
   virtual const MCSection *getEHFrameSection() const;
-  virtual const MCSection *getWin64EHFuncTableSection() const { return NULL; }
-  virtual const MCSection *getWin64EHTableSection() const { return NULL; }
+  virtual const MCSection *getWin64EHFuncTableSection(StringRef) const {
+    return NULL;
+  }
+  virtual const MCSection *getWin64EHTableSection(StringRef) const{return NULL;}
 
   virtual const MCSection *
   SelectSectionForGlobal(const GlobalValue *GV, SectionKind Kind,
@@ -209,10 +213,12 @@ public:
   virtual void Initialize(MCContext &Ctx, const TargetMachine &TM);
 
   virtual const MCSection *getEHFrameSection() const;
-  virtual const MCSection *getWin64EHFuncTableSection() const {
+  virtual const MCSection *getWin64EHFuncTableSection(StringRef) const {
     return PDataSection;
   }
-  virtual const MCSection *getWin64EHTableSection() const {return XDataSection;}
+  virtual const MCSection *getWin64EHTableSection(StringRef) const {
+    return XDataSection;
+  }
 
   virtual const MCSection *getDrectveSection() const { return DrectveSection; }
 
diff --git a/llvm/include/llvm/MC/MCWin64EH.h b/llvm/include/llvm/MC/MCWin64EH.h
index 5c0cfad7c36..eb4665a2e99 100644
--- a/llvm/include/llvm/MC/MCWin64EH.h
+++ b/llvm/include/llvm/MC/MCWin64EH.h
@@ -20,6 +20,7 @@
 #include <vector>
 
 namespace llvm {
+  class StringRef;
   class MCStreamer;
   class MCSymbol;
 
@@ -80,6 +81,7 @@ namespace llvm {
 
   class MCWin64EHUnwindEmitter {
   public:
+    static StringRef GetSectionSuffix(const MCSymbol *func);
     //
     // This emits the unwind info sections (.pdata and .xdata in PE/COFF).
     //
diff --git a/llvm/include/llvm/Target/TargetAsmInfo.h b/llvm/include/llvm/Target/TargetAsmInfo.h
index cd93c2ba0e8..c30409d9f98 100644
--- a/llvm/include/llvm/Target/TargetAsmInfo.h
+++ b/llvm/include/llvm/Target/TargetAsmInfo.h
@@ -63,12 +63,12 @@ public:
     return TLOF->getDwarfFrameSection();
   }
 
-  const MCSection *getWin64EHFuncTableSection() const {
-    return TLOF->getWin64EHFuncTableSection();
+  const MCSection *getWin64EHFuncTableSection(StringRef Suffix) const {
+    return TLOF->getWin64EHFuncTableSection(Suffix);
   }
 
-  const MCSection *getWin64EHTableSection() const {
-    return TLOF->getWin64EHTableSection();
+  const MCSection *getWin64EHTableSection(StringRef Suffix) const {
+    return TLOF->getWin64EHTableSection(Suffix);
   }
 
   unsigned getFDEEncoding(bool CFI) const {
diff --git a/llvm/include/llvm/Target/TargetLoweringObjectFile.h b/llvm/include/llvm/Target/TargetLoweringObjectFile.h
index 78d49a96a6a..3991035ce06 100644
--- a/llvm/include/llvm/Target/TargetLoweringObjectFile.h
+++ b/llvm/include/llvm/Target/TargetLoweringObjectFile.h
@@ -155,8 +155,8 @@ public:
   const MCSection *getTLSExtraDataSection() const {
     return TLSExtraDataSection;
   }
-  virtual const MCSection *getWin64EHFuncTableSection() const = 0;
-  virtual const MCSection *getWin64EHTableSection() const = 0;
+  virtual const MCSection *getWin64EHFuncTableSection(StringRef suffix)const=0;
+  virtual const MCSection *getWin64EHTableSection(StringRef suffix) const = 0;
   
   /// shouldEmitUsedDirectiveFor - This hook allows targets to selectively
   /// decide not to emit the UsedDirective for some symbols in llvm.used.