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All MCSections are now required to have a SectionKind.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77787 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2009-08-01 18:25:49 +00:00
parent f67e84edef
commit 4a7bc1e5aa
5 changed files with 17 additions and 33 deletions
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23
include/llvm/MC/MCSection.h
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@ -31,35 +31,20 @@ namespace llvm {
MCSection(const MCSection&); // DO NOT IMPLEMENT
void operator=(const MCSection&); // DO NOT IMPLEMENT
protected:
MCSection(const StringRef &Name, MCContext &Ctx);
// FIXME: HACK.
MCSection(const StringRef &Name, SectionKind K, MCContext &Ctx);
SectionKind Kind;
public:
virtual ~MCSection();
static MCSection *Create(const StringRef &Name, MCContext &Ctx);
static MCSection *Create(const StringRef &Name, SectionKind K,
MCContext &Ctx);
const std::string &getName() const { return Name; }
SectionKind getKind() const { return Kind; }
};
/// MCSectionWithKind - This is used by targets that use the SectionKind enum
/// to classify their sections.
class MCSectionWithKind : public MCSection {
MCSectionWithKind(const StringRef &Name, SectionKind K, MCContext &Ctx)
: MCSection(Name, Ctx) {
Kind = K;
}
public:
static MCSectionWithKind *Create(const StringRef &Name, SectionKind K,
MCContext &Ctx);
};
typedef MCSectionWithKind MCSectionELF;
typedef MCSection MCSectionELF;
} // end namespace llvm

13
lib/MC/MCSection.cpp
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@ -14,18 +14,15 @@ using namespace llvm;
MCSection::~MCSection() {
}
MCSection::MCSection(const StringRef &N, MCContext &Ctx) : Name(N) {
MCSection::MCSection(const StringRef &N, SectionKind K, MCContext &Ctx)
: Name(N), Kind(K) {
MCSection *&Entry = Ctx.Sections[Name];
assert(Entry == 0 && "Multiple sections with the same name created");
Entry = this;
}
MCSection *MCSection::Create(const StringRef &Name, MCContext &Ctx) {
return new (Ctx) MCSection(Name, Ctx);
MCSection *MCSection::Create(const StringRef &Name, SectionKind K,
MCContext &Ctx) {
return new (Ctx) MCSection(Name, K, Ctx);
}
MCSectionWithKind *
MCSectionWithKind::Create(const StringRef &Name, SectionKind K, MCContext &Ctx){
return new (Ctx) MCSectionWithKind(Name, K, Ctx);
}

2
lib/Target/TargetLoweringObjectFile.cpp
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@ -249,7 +249,7 @@ getOrCreateSection(const char *Name, bool isDirective,
if (MCSection *S = Ctx->GetSection(Name))
return S;
SectionKind K = SectionKind::get(Kind, false /*weak*/, !isDirective);
return MCSectionWithKind::Create(Name, K, *Ctx);
return MCSection::Create(Name, K, *Ctx);
}

8
tools/llvm-mc/AsmParser.cpp
View File

@ -662,7 +662,7 @@ bool AsmParser::ParseDirectiveDarwinSection() {
// FIXME: Arch specific.
MCSection *S = Ctx.GetSection(Section);
if (S == 0)
S = MCSection::Create(Section, Ctx);
S = MCSection::Create(Section, SectionKind(), Ctx);
Out.SwitchSection(S);
return false;
@ -683,7 +683,7 @@ bool AsmParser::ParseDirectiveSectionSwitch(const char *Section,
// FIXME: Arch specific.
MCSection *S = Ctx.GetSection(Section);
if (S == 0)
S = MCSection::Create(Section, Ctx);
S = MCSection::Create(Section, SectionKind(), Ctx);
Out.SwitchSection(S);
return false;
@ -1074,7 +1074,7 @@ bool AsmParser::ParseDirectiveDarwinZerofill() {
// FIXME: Arch specific.
MCSection *S = Ctx.GetSection(Section);
if (S == 0)
S = MCSection::Create(Section, Ctx);
S = MCSection::Create(Section, SectionKind(), Ctx);
// Create the zerofill section but no symbol
Out.EmitZerofill(S);
@ -1134,7 +1134,7 @@ bool AsmParser::ParseDirectiveDarwinZerofill() {
// FIXME: Arch specific.
MCSection *S = Ctx.GetSection(Section);
if (S == 0)
S = MCSection::Create(Section, Ctx);
S = MCSection::Create(Section, SectionKind(), Ctx);
// Create the zerofill Symbol with Size and Pow2Alignment
Out.EmitZerofill(S, Sym, Size, Pow2Alignment);

4
tools/llvm-mc/llvm-mc.cpp
View File

@ -191,7 +191,9 @@ static int AssembleInput(const char *ProgName) {
// FIXME: Target hook & command line option for initial section.
Str.get()->SwitchSection(MCSection::Create("__TEXT,__text,"
"regular,pure_instructions", Ctx));
"regular,pure_instructions",
SectionKind::get(SectionKind::Text),
Ctx));
AsmParser Parser(SrcMgr, Ctx, *Str.get());
OwningPtr<TargetAsmParser> TAP(GetTargetAsmParser(ProgName, Parser));