Add TargetAsmInfo for all ELF-based targets

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53786 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/Target/ELFTargetAsmInfo.h

@@ -0,0 +1,38 @@
+//===---- ELFTargetAsmInfo.h - ELF asm properties ---------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file defines target asm properties related what form asm statements
+// should take in general on ELF-based targets
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_ELF_TARGET_ASM_INFO_H
+#define LLVM_ELF_TARGET_ASM_INFO_H
+
+#include "llvm/Target/TargetAsmInfo.h"
+#include "llvm/Target/TargetMachine.h"
+
+namespace llvm {
+  class GlobalValue;
+  class GlobalVariable;
+
+  class ELFTargetAsmInfo: public TargetAsmInfo {
+    explicit ELFTargetAsmInfo(const TargetMachine &TM);
+
+    virtual const Section* SelectSectionForGlobal(const GlobalValue *GV) const;
+    virtual std::string PrintSectionFlags(unsigned flags) const;
+    const Section* MergeableConstSection(const GlobalVariable *GV) const;
+    const Section* MergeableStringSection(const GlobalVariable *GV) const;
+  protected:
+    const TargetMachine* ETM;
+  };
+}
+
+
+#endif // LLVM_ELF_TARGET_ASM_INFO_H