llvm-6502/lib/Target/X86/X86MCTargetExpr.cpp
Chris Lattner 8fb2e233a0 switch the rest of the "@ concatentation" logic in the X86
backend to use X86MCTargetExpr, simplifying a bunch of code.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95595 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-08 22:52:47 +00:00

49 lines
1.5 KiB
C++

//===- X86MCTargetExpr.cpp - X86 Target Specific MCExpr Implementation ----===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "X86MCTargetExpr.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCSymbol.h"
#include "llvm/MC/MCValue.h"
#include "llvm/Support/raw_ostream.h"
using namespace llvm;
X86MCTargetExpr *X86MCTargetExpr::Create(const MCSymbol *Sym, VariantKind K,
MCContext &Ctx) {
return new (Ctx) X86MCTargetExpr(Sym, K);
}
void X86MCTargetExpr::PrintImpl(raw_ostream &OS) const {
OS << *Sym;
switch (Kind) {
case Invalid: OS << "@<invalid>"; break;
case GOT: OS << "@GOT"; break;
case GOTOFF: OS << "@GOTOFF"; break;
case GOTPCREL: OS << "@GOTPCREL"; break;
case GOTTPOFF: OS << "@GOTTPOFF"; break;
case INDNTPOFF: OS << "@INDNTPOFF"; break;
case NTPOFF: OS << "@NTPOFF"; break;
case PLT: OS << "@PLT"; break;
case TLSGD: OS << "@TLSGD"; break;
case TPOFF: OS << "@TPOFF"; break;
}
}
bool X86MCTargetExpr::EvaluateAsRelocatableImpl(MCValue &Res) const {
// FIXME: I don't know if this is right, it followed MCSymbolRefExpr.
// Evaluate recursively if this is a variable.
if (Sym->isVariable())
return Sym->getValue()->EvaluateAsRelocatable(Res);
Res = MCValue::get(Sym, 0, 0);
return true;
}