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Move simple case earlier and use a continue. 

llvm-svn: 227841
This commit is contained in:
Rafael Espindola 2015-02-02 19:22:51 +00:00
parent 202f22bbda
commit 6ffb1d7e3c
1 changed files with 25 additions and 24 deletions
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49
llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
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@ -1834,6 +1834,19 @@ void DwarfDebug::emitDebugARanges() {
if (List.size() < 2)
continue;
// If we have no section (e.g. common), just write out
// individual spans for each symbol.
if (!Section) {
for (const SymbolCU &Cur : List) {
ArangeSpan Span;
Span.Start = Cur.Sym;
Span.End = nullptr;
if (Cur.CU)
Spans[Cur.CU].push_back(Span);
}
continue;
}
// Sort the symbols by offset within the section.
std::sort(List.begin(), List.end(),
[&](const SymbolCU &A, const SymbolCU &B) {
@ -1849,31 +1862,19 @@ void DwarfDebug::emitDebugARanges() {
return IA < IB;
});
// If we have no section (e.g. common), just write out
// individual spans for each symbol.
if (!Section) {
for (const SymbolCU &Cur : List) {
ArangeSpan Span;
Span.Start = Cur.Sym;
Span.End = nullptr;
if (Cur.CU)
Spans[Cur.CU].push_back(Span);
}
} else {
// Build spans between each label.
const MCSymbol *StartSym = List[0].Sym;
for (size_t n = 1, e = List.size(); n < e; n++) {
const SymbolCU &Prev = List[n - 1];
const SymbolCU &Cur = List[n];
// Build spans between each label.
const MCSymbol *StartSym = List[0].Sym;
for (size_t n = 1, e = List.size(); n < e; n++) {
const SymbolCU &Prev = List[n - 1];
const SymbolCU &Cur = List[n];
// Try and build the longest span we can within the same CU.
if (Cur.CU != Prev.CU) {
ArangeSpan Span;
Span.Start = StartSym;
Span.End = Cur.Sym;
Spans[Prev.CU].push_back(Span);
StartSym = Cur.Sym;
}
// Try and build the longest span we can within the same CU.
if (Cur.CU != Prev.CU) {
ArangeSpan Span;
Span.Start = StartSym;
Span.End = Cur.Sym;
Spans[Prev.CU].push_back(Span);
StartSym = Cur.Sym;
}
}
}