diff options
Diffstat (limited to 'lib/TableGen')
-rw-r--r-- | lib/TableGen/Record.cpp | 26 |
1 files changed, 10 insertions, 16 deletions
diff --git a/lib/TableGen/Record.cpp b/lib/TableGen/Record.cpp index 474633a5b31..f07208b1fb9 100644 --- a/lib/TableGen/Record.cpp +++ b/lib/TableGen/Record.cpp @@ -405,27 +405,21 @@ IntInit::convertInitializerBitRange(ArrayRef<unsigned> Bits) const { } CodeInit *CodeInit::get(StringRef V) { - static DenseMap<StringRef, CodeInit*> ThePool; + static StringMap<CodeInit*, BumpPtrAllocator &> ThePool(Allocator); - auto I = ThePool.insert(std::make_pair(V, nullptr)); - if (I.second) { - StringRef VCopy = V.copy(Allocator); - I.first->first = VCopy; - I.first->second = new(Allocator) CodeInit(VCopy); - } - return I.first->second; + auto &Entry = *ThePool.insert(std::make_pair(V, nullptr)).first; + if (!Entry.second) + Entry.second = new(Allocator) CodeInit(Entry.getKey()); + return Entry.second; } StringInit *StringInit::get(StringRef V) { - static DenseMap<StringRef, StringInit*> ThePool; + static StringMap<StringInit*, BumpPtrAllocator &> ThePool(Allocator); - auto I = ThePool.insert(std::make_pair(V, nullptr)); - if (I.second) { - StringRef VCopy = V.copy(Allocator); - I.first->first = VCopy; - I.first->second = new(Allocator) StringInit(VCopy); - } - return I.first->second; + auto &Entry = *ThePool.insert(std::make_pair(V, nullptr)).first; + if (!Entry.second) + Entry.second = new(Allocator) StringInit(Entry.getKey()); + return Entry.second; } Init *StringInit::convertInitializerTo(RecTy *Ty) const { |