Added support for generate DWARF .debug_aranges sections automatically.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191052 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/MCStreamer.cpp b/lib/MC/MCStreamer.cpp
index c2a20f9..4ffde67 100644
--- a/lib/MC/MCStreamer.cpp
+++ b/lib/MC/MCStreamer.cpp
@@ -191,17 +191,28 @@
MCSymbol *EHSymbol) {
}
+void MCStreamer::AssignSection(MCSymbol *Symbol, const MCSection *Section) {
+ if (Section)
+ Symbol->setSection(*Section);
+ else
+ Symbol->setUndefined();
+
+ // As we emit symbols into a section, track the order so that they can
+ // be sorted upon later. Zero is reserved to mean 'unemitted'.
+ SymbolOrdering[Symbol] = 1 + SymbolOrdering.size();
+}
+
void MCStreamer::EmitLabel(MCSymbol *Symbol) {
assert(!Symbol->isVariable() && "Cannot emit a variable symbol!");
assert(getCurrentSection().first && "Cannot emit before setting section!");
- Symbol->setSection(*getCurrentSection().first);
+ AssignSection(Symbol, getCurrentSection().first);
LastSymbol = Symbol;
}
void MCStreamer::EmitDebugLabel(MCSymbol *Symbol) {
assert(!Symbol->isVariable() && "Cannot emit a variable symbol!");
assert(getCurrentSection().first && "Cannot emit before setting section!");
- Symbol->setSection(*getCurrentSection().first);
+ AssignSection(Symbol, getCurrentSection().first);
LastSymbol = Symbol;
}