llvm-6502/include/llvm/Target/ELFTargetAsmInfo.h
Chris Lattner b303504a56 make SectionKindForGlobal target independent, and therefore non-virtual.
It's classifications now include elf-specific discriminators.  Targets
that don't have these features (like darwin and pecoff) simply treat
data.rel like data, etc.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76993 91177308-0d34-0410-b5e6-96231b3b80d8
2009-07-24 19:15:47 +00:00

56 lines
2.0 KiB
C++

//===---- 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"
namespace llvm {
class GlobalValue;
class GlobalVariable;
class Type;
struct ELFTargetAsmInfo: public TargetAsmInfo {
explicit ELFTargetAsmInfo(const TargetMachine &TM);
/// getSectionForMergableConstant - Given a mergable constant with the
/// specified size and relocation information, return a section that it
/// should be placed in.
virtual const Section *
getSectionForMergableConstant(uint64_t Size, unsigned ReloInfo) const;
/// getFlagsForNamedSection - If this target wants to be able to infer
/// section flags based on the name of the section specified for a global
/// variable, it can implement this. This is used on ELF systems so that
/// ".tbss" gets the TLS bit set etc.
virtual unsigned getFlagsForNamedSection(const char *Section) const;
virtual const Section* SelectSectionForGlobal(const GlobalValue *GV,
SectionKind::Kind Kind) const;
virtual std::string printSectionFlags(unsigned flags) const;
const Section* DataRelSection;
const Section* DataRelLocalSection;
const Section* DataRelROSection;
const Section* DataRelROLocalSection;
private:
const Section* MergeableStringSection(const GlobalVariable *GV) const;
};
}
#endif // LLVM_ELF_TARGET_ASM_INFO_H