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Factor symbol value computation into a function.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114891 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola 2010-09-27 21:23:02 +00:00
parent 9cf23a9ab4
commit 2c6ec31df6
1 changed files with 17 additions and 9 deletions
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26
lib/MC/ELFObjectWriter.cpp
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@ -388,25 +388,33 @@ void ELFObjectWriterImpl::WriteSymbolEntry(MCDataFragment *F, uint64_t name,
}
}
static uint64_t SymbolValue(MCSymbolData &Data, const MCAsmLayout &Layout) {
if (Data.isCommon() && Data.isExternal())
return Data.getCommonAlignment();
const MCSymbol &Symbol = Data.getSymbol();
if (!Symbol.isInSection())
return 0;
if (!Data.isCommon() && !(Data.getFlags() & ELF_STB_Weak))
if (MCFragment *FF = Data.getFragment())
return Layout.getSymbolAddress(&Data) -
Layout.getSectionAddress(FF->getParent());
return 0;
}
void ELFObjectWriterImpl::WriteSymbol(MCDataFragment *F, ELFSymbolData &MSD,
const MCAsmLayout &Layout) {
MCSymbolData &Data = *MSD.SymbolData;
uint8_t Info = (Data.getFlags() & 0xff);
uint8_t Other = ((Data.getFlags() & 0xf00) >> ELF_STV_Shift);
uint64_t Value = 0;
uint64_t Value = SymbolValue(Data, Layout);
uint64_t Size = 0;
const MCExpr *ESize;
if (Data.isCommon() && Data.isExternal())
Value = Data.getCommonAlignment();
assert(!(Data.isCommon() && !Data.isExternal()));
if (!Data.isCommon() && !(Data.getFlags() & ELF_STB_Weak))
if (MCFragment *FF = Data.getFragment())
Value = Layout.getSymbolAddress(&Data) -
Layout.getSectionAddress(FF->getParent());
ESize = Data.getSize();
if (Data.getSize()) {
MCValue Res;