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Implement move constructor and remove copy constructor for Filter objects in FixedLenDecoderEmitter. Also remove unused copy constructor of FilterChooser.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@217013 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper 2014-09-03 05:49:07 +00:00
parent ef279f96e5
commit 5c581578ff
1 changed files with 8 additions and 13 deletions
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21
utils/TableGen/FixedLenDecoderEmitter.cpp
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@ -252,7 +252,7 @@ public:
return *(FilterChooserMap.find((unsigned)-1)->second);
}
Filter(const Filter &f);
Filter(Filter &&f);
Filter(FilterChooser &owner, unsigned startBit, unsigned numBits, bool mixed);
~Filter();
@ -333,13 +333,9 @@ protected:
// Parent emitter
const FixedLenDecoderEmitter *Emitter;
FilterChooser(const FilterChooser &) LLVM_DELETED_FUNCTION;
void operator=(const FilterChooser &) LLVM_DELETED_FUNCTION;
public:
FilterChooser(const FilterChooser &FC)
: AllInstructions(FC.AllInstructions), Opcodes(FC.Opcodes),
Operands(FC.Operands), Filters(FC.Filters),
FilterBitValues(FC.FilterBitValues), Parent(FC.Parent),
BestIndex(FC.BestIndex), BitWidth(FC.BitWidth),
Emitter(FC.Emitter) { }
FilterChooser(const std::vector<const CodeGenInstruction*> &Insts,
const std::vector<unsigned> &IDs,
@ -490,11 +486,11 @@ public:
// //
///////////////////////////
Filter::Filter(const Filter &f)
Filter::Filter(Filter &&f)
: Owner(f.Owner), StartBit(f.StartBit), NumBits(f.NumBits), Mixed(f.Mixed),
FilteredInstructions(f.FilteredInstructions),
VariableInstructions(f.VariableInstructions),
FilterChooserMap(f.FilterChooserMap), NumFiltered(f.NumFiltered),
FilteredInstructions(std::move(f.FilteredInstructions)),
VariableInstructions(std::move(f.VariableInstructions)),
FilterChooserMap(std::move(f.FilterChooserMap)), NumFiltered(f.NumFiltered),
LastOpcFiltered(f.LastOpcFiltered) {
}
@ -1384,8 +1380,7 @@ void FilterChooser::emitSingletonTableEntry(DecoderTableInfo &TableInfo,
void FilterChooser::runSingleFilter(unsigned startBit, unsigned numBit,
bool mixed) {
Filters.clear();
Filter F(*this, startBit, numBit, true);
Filters.push_back(F);
Filters.push_back(Filter(*this, startBit, numBit, true));
BestIndex = 0; // Sole Filter instance to choose from.
bestFilter().recurse();
}