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55 lines
1.4 KiB
C++
55 lines
1.4 KiB
C++
//===-- llvm/MC/MCObjectFormat.h - Object Format Info -----------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_MC_MCOBJECTFORMAT_H
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#define LLVM_MC_MCOBJECTFORMAT_H
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namespace llvm {
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class MCSymbol;
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class MCObjectFormat {
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public:
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virtual ~MCObjectFormat();
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/// isAbsolute - Check if A - B is an absolute value
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///
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/// \param InSet - True if this expression is in a set. For example:
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/// a:
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/// ...
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/// b:
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/// tmp = a - b
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/// .long tmp
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/// \param A - LHS
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/// \param B - RHS
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virtual bool isAbsolute(bool InSet, const MCSymbol &A,
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const MCSymbol &B) const = 0;
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};
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class MCELFObjectFormat : public MCObjectFormat {
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public:
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virtual bool isAbsolute(bool InSet, const MCSymbol &A,
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const MCSymbol &B) const;
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};
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class MCMachOObjectFormat : public MCObjectFormat {
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public:
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virtual bool isAbsolute(bool InSet, const MCSymbol &A,
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const MCSymbol &B) const;
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};
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class MCCOFFObjectFormat : public MCObjectFormat {
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public:
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virtual bool isAbsolute(bool InSet, const MCSymbol &A,
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const MCSymbol &B) const;
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};
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} // End llvm namespace
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#endif
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