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Clear the stub map in getSortedStubs.

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This makes sure they are only output once (and frees a bit of memory).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@234313 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola
2015-04-07 12:59:28 +00:00
parent 0e407e7bbf
commit 1252bb4b17
3 changed files with 16 additions and 14 deletions
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5
include/llvm/CodeGen/MachineModuleInfo.h
View File

@@ -91,7 +91,10 @@ public:
virtual ~MachineModuleInfoImpl(); virtual ~MachineModuleInfoImpl();
typedef std::vector<std::pair<MCSymbol*, StubValueTy> > SymbolListTy; typedef std::vector<std::pair<MCSymbol*, StubValueTy> > SymbolListTy;
protected: protected:
static SymbolListTy GetSortedStubs(const DenseMap<MCSymbol*, StubValueTy>&);
/// Return the entries from a DenseMap in a deterministic sorted orer.
/// Clears the map.
static SymbolListTy getSortedStubs(DenseMap<MCSymbol*, StubValueTy>&);
}; };
//===----------------------------------------------------------------------===// //===----------------------------------------------------------------------===//

16
include/llvm/CodeGen/MachineModuleInfoImpls.h
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@@ -58,14 +58,14 @@ namespace llvm {
} }
/// Accessor methods to return the set of stubs in sorted order. /// Accessor methods to return the set of stubs in sorted order.
SymbolListTy GetFnStubList() const { SymbolListTy GetFnStubList() {
return GetSortedStubs(FnStubs); return getSortedStubs(FnStubs);
} }
SymbolListTy GetGVStubList() const { SymbolListTy GetGVStubList() {
return GetSortedStubs(GVStubs); return getSortedStubs(GVStubs);
} }
SymbolListTy GetHiddenGVStubList() const { SymbolListTy GetHiddenGVStubList() {
return GetSortedStubs(HiddenGVStubs); return getSortedStubs(HiddenGVStubs);
} }
}; };
@@ -87,8 +87,8 @@ namespace llvm {
/// Accessor methods to return the set of stubs in sorted order. /// Accessor methods to return the set of stubs in sorted order.
SymbolListTy GetGVStubList() const { SymbolListTy GetGVStubList() {
return GetSortedStubs(GVStubs); return getSortedStubs(GVStubs);
} }
}; };

9
lib/CodeGen/MachineModuleInfoImpls.cpp
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@@ -31,15 +31,14 @@ static int SortSymbolPair(const void *LHS, const void *RHS) {
return LHSS->getName().compare(RHSS->getName()); return LHSS->getName().compare(RHSS->getName());
} }
/// GetSortedStubs - Return the entries from a DenseMap in a deterministic MachineModuleInfoImpl::SymbolListTy MachineModuleInfoImpl::getSortedStubs(
/// sorted orer. DenseMap<MCSymbol *, MachineModuleInfoImpl::StubValueTy> &Map) {
MachineModuleInfoImpl::SymbolListTy
MachineModuleInfoImpl::GetSortedStubs(const DenseMap<MCSymbol*,
MachineModuleInfoImpl::StubValueTy>&Map) {
MachineModuleInfoImpl::SymbolListTy List(Map.begin(), Map.end()); MachineModuleInfoImpl::SymbolListTy List(Map.begin(), Map.end());
if (!List.empty()) if (!List.empty())
qsort(&List[0], List.size(), sizeof(List[0]), SortSymbolPair); qsort(&List[0], List.size(), sizeof(List[0]), SortSymbolPair);
Map.clear();
return List; return List;
} }