Add MCSymbol::isInSection.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98790 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Daniel Dunbar 2010-03-18 00:59:02 +00:00
parent 0682951b4f
commit daf9733369

View File

@ -28,8 +28,7 @@ namespace llvm {
///
/// If the symbol is defined/emitted into the current translation unit, the
/// Section member is set to indicate what section it lives in. Otherwise, if
/// it is a reference to an external entity, it has a null section.
///
/// it is a reference to an external entity, it has a null section.
class MCSymbol {
// Special sentinal value for the absolute pseudo section.
//
@ -52,7 +51,7 @@ namespace llvm {
/// typically does not survive in the .o file's symbol table. Usually
/// "Lfoo" or ".foo".
unsigned IsTemporary : 1;
private: // MCContext creates and uniques these.
friend class MCContext;
MCSymbol(StringRef name, bool isTemporary)
@ -83,6 +82,12 @@ namespace llvm {
return Section != 0;
}
/// isInSection - Check if this symbol is defined in some section (i.e., it
/// is defined but not absolute).
bool isInSection() const {
return isDefined() && !isAbsolute();
}
/// isUndefined - Check if this symbol undefined (i.e., implicitly defined).
bool isUndefined() const {
return !isDefined();
@ -96,7 +101,7 @@ namespace llvm {
/// getSection - Get the section associated with a defined, non-absolute
/// symbol.
const MCSection &getSection() const {
assert(!isUndefined() && !isAbsolute() && "Invalid accessor!");
assert(isInSection() && "Invalid accessor!");
return *Section;
}