//===----------------------------------------------------------------------===//
MCSection::MCSection(SectionVariant V, SectionKind K, MCSymbol *Begin)
- : Begin(Begin), HasInstructions(false), Data(*this), Variant(V), Kind(K) {}
+ : Begin(Begin), HasInstructions(false), Variant(V), Kind(K) {}
MCSymbol *MCSection::getEndSymbol(MCContext &Ctx) {
if (!End)
++BundleLockNestingDepth;
}
-MCSectionData::iterator MCSection::begin() { return Data.begin(); }
-
-MCSectionData::iterator MCSection::end() { return Data.end(); }
-
-MCSectionData::reverse_iterator MCSection::rbegin() { return Data.rbegin(); }
+MCSection::iterator
+MCSection::getSubsectionInsertionPoint(unsigned Subsection) {
+ if (Subsection == 0 && SubsectionFragmentMap.empty())
+ return end();
+
+ SmallVectorImpl<std::pair<unsigned, MCFragment *>>::iterator MI =
+ std::lower_bound(SubsectionFragmentMap.begin(),
+ SubsectionFragmentMap.end(),
+ std::make_pair(Subsection, (MCFragment *)nullptr));
+ bool ExactMatch = false;
+ if (MI != SubsectionFragmentMap.end()) {
+ ExactMatch = MI->first == Subsection;
+ if (ExactMatch)
+ ++MI;
+ }
+ iterator IP;
+ if (MI == SubsectionFragmentMap.end())
+ IP = end();
+ else
+ IP = MI->second;
+ if (!ExactMatch && Subsection != 0) {
+ // The GNU as documentation claims that subsections have an alignment of 4,
+ // although this appears not to be the case.
+ MCFragment *F = new MCDataFragment();
+ SubsectionFragmentMap.insert(MI, std::make_pair(Subsection, F));
+ getFragmentList().insert(IP, F);
+ F->setParent(this);
+ }
-MCSectionData::FragmentListType &MCSection::getFragmentList() {
- return Data.getFragmentList();
+ return IP;
}
-MCSectionData::iterator MCSectionData::begin() { return Fragments.begin(); }
+#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
+void MCSection::dump() {
+ raw_ostream &OS = llvm::errs();
-MCSectionData::iterator MCSectionData::end() { return Fragments.end(); }
-
-MCSectionData::reverse_iterator MCSectionData::rbegin() {
- return Fragments.rbegin();
+ OS << "<MCSection";
+ OS << " Fragments:[\n ";
+ for (auto it = begin(), ie = end(); it != ie; ++it) {
+ if (it != begin())
+ OS << ",\n ";
+ it->dump();
+ }
+ OS << "]>";
}
+#endif
-MCSectionData::reverse_iterator MCSectionData::rend() {
- return Fragments.rend();
-}
+MCSection::iterator MCSection::begin() { return Fragments.begin(); }
+
+MCSection::iterator MCSection::end() { return Fragments.end(); }
-size_t MCSectionData::size() const { return Fragments.size(); }
+MCSection::reverse_iterator MCSection::rbegin() { return Fragments.rbegin(); }
-bool MCSectionData::empty() const { return Fragments.empty(); }
+MCSection::reverse_iterator MCSection::rend() { return Fragments.rend(); }