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Move broken HasCommonSymbols to ELFWriter.cpp.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@125490 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola 2011-02-14 16:51:08 +00:00
parent a2b6e4151b
commit 9de3a0701a
3 changed files with 13 additions and 17 deletions
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5
include/llvm/MC/MCSectionELF.h
View File

@ -55,11 +55,6 @@ public:
/// should be printed before the section name
bool ShouldOmitSectionDirective(StringRef Name, const MCAsmInfo &MAI) const;
/// HasCommonSymbols - True if this section holds common symbols, this is
/// indicated on the ELF object file by a symbol with SHN_COMMON section
/// header index.
bool HasCommonSymbols() const;
StringRef getSectionName() const { return SectionName; }
unsigned getType() const { return Type; }
unsigned getFlags() const { return Flags; }

14
lib/CodeGen/ELFWriter.cpp
View File

@ -328,6 +328,18 @@ void ELFWriter::AddToSymbolList(ELFSym *GblSym) {
}
}
/// HasCommonSymbols - True if this section holds common symbols, this is
/// indicated on the ELF object file by a symbol with SHN_COMMON section
/// header index.
static bool HasCommonSymbols(const MCSectionELF &S) {
// FIXME: this is wrong, a common symbol can be in .data for example.
if (StringRef(S.getSectionName()).startswith(".gnu.linkonce."))
return true;
return false;
}
// EmitGlobal - Choose the right section for global and emit it
void ELFWriter::EmitGlobal(const GlobalValue *GV) {
@ -364,7 +376,7 @@ void ELFWriter::EmitGlobal(const GlobalValue *GV) {
unsigned Size = TD->getTypeAllocSize(GVar->getInitializer()->getType());
GblSym->Size = Size;
if (S->HasCommonSymbols()) { // Symbol must go to a common section
if (HasCommonSymbols(*S)) { // Symbol must go to a common section
GblSym->SectionIdx = ELF::SHN_COMMON;
// A new linkonce section is created for each global in the

11
lib/MC/MCSectionELF.cpp
View File

@ -115,17 +115,6 @@ bool MCSectionELF::isVirtualSection() const {
return getType() == ELF::SHT_NOBITS;
}
// HasCommonSymbols - True if this section holds common symbols, this is
// indicated on the ELF object file by a symbol with SHN_COMMON section
// header index.
bool MCSectionELF::HasCommonSymbols() const {
if (StringRef(SectionName).startswith(".gnu.linkonce."))
return true;
return false;
}
unsigned MCSectionELF::DetermineEntrySize(SectionKind Kind) {
if (Kind.isMergeable1ByteCString()) return 1;
if (Kind.isMergeable2ByteCString()) return 2;