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VNInfos don't need to be destructed anymore.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106943 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer 2010-06-26 11:30:59 +00:00
parent fc91e7d9cb
commit ce9a20b808
3 changed files with 9 additions and 9 deletions
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10
include/llvm/CodeGen/LiveInterval.h
View File

@ -67,7 +67,7 @@ namespace llvm {
} cr; } cr;
public: public:
typedef SpecificBumpPtrAllocator<VNInfo> Allocator; typedef BumpPtrAllocator Allocator;
/// The ID number of this value. /// The ID number of this value.
unsigned id; unsigned id;
@ -319,8 +319,8 @@ namespace llvm {
/// the instruction that defines the value number. /// the instruction that defines the value number.
VNInfo *getNextValue(SlotIndex def, MachineInstr *CopyMI, VNInfo *getNextValue(SlotIndex def, MachineInstr *CopyMI,
bool isDefAccurate, VNInfo::Allocator &VNInfoAllocator) { bool isDefAccurate, VNInfo::Allocator &VNInfoAllocator) {
VNInfo *VNI = VNInfoAllocator.Allocate(); VNInfo *VNI =
new (VNI) VNInfo((unsigned)valnos.size(), def, CopyMI); new (VNInfoAllocator) VNInfo((unsigned)valnos.size(), def, CopyMI);
VNI->setIsDefAccurate(isDefAccurate); VNI->setIsDefAccurate(isDefAccurate);
valnos.push_back(VNI); valnos.push_back(VNI);
return VNI; return VNI;
@ -330,8 +330,8 @@ namespace llvm {
/// for the Value number. /// for the Value number.
VNInfo *createValueCopy(const VNInfo *orig, VNInfo *createValueCopy(const VNInfo *orig,
VNInfo::Allocator &VNInfoAllocator) { VNInfo::Allocator &VNInfoAllocator) {
VNInfo *VNI = VNInfoAllocator.Allocate(); VNInfo *VNI =
new (VNI) VNInfo((unsigned)valnos.size(), *orig); new (VNInfoAllocator) VNInfo((unsigned)valnos.size(), *orig);
valnos.push_back(VNI); valnos.push_back(VNI);
return VNI; return VNI;
} }

4
lib/CodeGen/LiveIntervalAnalysis.cpp
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@ -87,8 +87,8 @@ void LiveIntervals::releaseMemory() {
r2iMap_.clear(); r2iMap_.clear();
// Release VNInfo memroy regions after all VNInfo objects are dtor'd. // Release VNInfo memory regions, VNInfo objects don't need to be dtor'd.
VNInfoAllocator.DestroyAll(); VNInfoAllocator.Reset();
while (!CloneMIs.empty()) { while (!CloneMIs.empty()) {
MachineInstr *MI = CloneMIs.back(); MachineInstr *MI = CloneMIs.back();
CloneMIs.pop_back(); CloneMIs.pop_back();

4
lib/CodeGen/LiveStackAnalysis.cpp
View File

@ -35,8 +35,8 @@ void LiveStacks::getAnalysisUsage(AnalysisUsage &AU) const {
} }
void LiveStacks::releaseMemory() { void LiveStacks::releaseMemory() {
// Release VNInfo memroy regions after all VNInfo objects are dtor'd. // Release VNInfo memory regions, VNInfo objects don't need to be dtor'd.
VNInfoAllocator.DestroyAll(); VNInfoAllocator.Reset();
S2IMap.clear(); S2IMap.clear();
S2RCMap.clear(); S2RCMap.clear();
} }