diff options
Diffstat (limited to 'llvm')
| -rw-r--r-- | llvm/include/llvm/CodeGen/LiveInterval.h | 16 | ||||
| -rw-r--r-- | llvm/lib/CodeGen/LiveInterval.cpp | 1 | ||||
| -rw-r--r-- | llvm/lib/CodeGen/LiveStackAnalysis.cpp | 6 |
3 files changed, 9 insertions, 14 deletions
diff --git a/llvm/include/llvm/CodeGen/LiveInterval.h b/llvm/include/llvm/CodeGen/LiveInterval.h index 21634cbd155..9b8b91c9b80 100644 --- a/llvm/include/llvm/CodeGen/LiveInterval.h +++ b/llvm/include/llvm/CodeGen/LiveInterval.h @@ -199,7 +199,7 @@ namespace llvm { // of live ranges of physical registers in computeRegUnitRange. // After that the set is flushed to the segment vector and deleted. typedef std::set<Segment> SegmentSet; - SegmentSet *segmentSet; + std::unique_ptr<SegmentSet> segmentSet; typedef Segments::iterator iterator; iterator begin() { return segments.begin(); } @@ -218,15 +218,13 @@ namespace llvm { const_vni_iterator vni_end() const { return valnos.end(); } /// Constructs a new LiveRange object. - LiveRange(bool UseSegmentSet = false) : segmentSet(nullptr) { - if (UseSegmentSet) - segmentSet = new SegmentSet(); - } + LiveRange(bool UseSegmentSet = false) + : segmentSet(UseSegmentSet ? llvm::make_unique<SegmentSet>() + : nullptr) {} /// Constructs a new LiveRange object by copying segments and valnos from /// another LiveRange. - LiveRange(const LiveRange &Other, BumpPtrAllocator &Allocator) - : segmentSet(nullptr) { + LiveRange(const LiveRange &Other, BumpPtrAllocator &Allocator) { assert(Other.segmentSet == nullptr && "Copying of LiveRanges with active SegmentSets is not supported"); @@ -240,8 +238,6 @@ namespace llvm { } } - ~LiveRange() { delete segmentSet; } - /// advanceTo - Advance the specified iterator to point to the Segment /// containing the specified position, or end() if the position is past the /// end of the range. If no Segment contains this position, but the @@ -745,8 +741,6 @@ namespace llvm { #endif private: - LiveInterval& operator=(const LiveInterval& rhs) = delete; - /// Appends @p Range to SubRanges list. void appendSubRange(SubRange *Range) { Range->Next = SubRanges; diff --git a/llvm/lib/CodeGen/LiveInterval.cpp b/llvm/lib/CodeGen/LiveInterval.cpp index d60b0b1a504..e1aee4d898a 100644 --- a/llvm/lib/CodeGen/LiveInterval.cpp +++ b/llvm/lib/CodeGen/LiveInterval.cpp @@ -743,7 +743,6 @@ void LiveRange::flushSegmentSet() { segments.empty() && "segment set can be used only initially before switching to the array"); segments.append(segmentSet->begin(), segmentSet->end()); - delete segmentSet; segmentSet = nullptr; verify(); } diff --git a/llvm/lib/CodeGen/LiveStackAnalysis.cpp b/llvm/lib/CodeGen/LiveStackAnalysis.cpp index 8a6ac251ab2..5c9c679e97b 100644 --- a/llvm/lib/CodeGen/LiveStackAnalysis.cpp +++ b/llvm/lib/CodeGen/LiveStackAnalysis.cpp @@ -61,8 +61,10 @@ LiveStacks::getOrCreateInterval(int Slot, const TargetRegisterClass *RC) { assert(Slot >= 0 && "Spill slot indice must be >= 0"); SS2IntervalMap::iterator I = S2IMap.find(Slot); if (I == S2IMap.end()) { - I = S2IMap.insert(I, std::make_pair(Slot, - LiveInterval(TargetRegisterInfo::index2StackSlot(Slot), 0.0F))); + I = S2IMap.emplace(std::piecewise_construct, std::forward_as_tuple(Slot), + std::forward_as_tuple( + TargetRegisterInfo::index2StackSlot(Slot), 0.0F)) + .first; S2RCMap.insert(std::make_pair(Slot, RC)); } else { // Use the largest common subclass register class. |
