Use unique_ptr to manager FilterChooser ownership.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@217014 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper 2014-09-03 05:49:09 +00:00
parent 5c581578ff
commit e2d40936f6

View File

@ -230,7 +230,7 @@ protected:
std::vector<unsigned> VariableInstructions;
// Map of well-known segment value to its delegate.
std::map<unsigned, const FilterChooser*> FilterChooserMap;
std::map<unsigned, std::unique_ptr<const FilterChooser>> FilterChooserMap;
// Number of instructions which fall under FilteredInstructions category.
unsigned NumFiltered;
@ -530,12 +530,6 @@ Filter::Filter(FilterChooser &owner, unsigned startBit, unsigned numBits,
}
Filter::~Filter() {
std::map<unsigned, const FilterChooser*>::iterator filterIterator;
for (filterIterator = FilterChooserMap.begin();
filterIterator != FilterChooserMap.end();
filterIterator++) {
delete filterIterator->second;
}
}
// Divides the decoding task into sub tasks and delegates them to the
@ -557,14 +551,12 @@ void Filter::recurse() {
// Delegates to an inferior filter chooser for further processing on this
// group of instructions whose segment values are variable.
FilterChooserMap.insert(std::pair<unsigned, const FilterChooser*>(
(unsigned)-1,
new FilterChooser(Owner->AllInstructions,
VariableInstructions,
Owner->Operands,
BitValueArray,
*Owner)
));
FilterChooserMap.emplace((unsigned)-1,
make_unique<FilterChooser>(Owner->AllInstructions,
VariableInstructions,
Owner->Operands,
BitValueArray,
*Owner));
}
// No need to recurse for a singleton filtered instruction.
@ -590,14 +582,12 @@ void Filter::recurse() {
// Delegates to an inferior filter chooser for further processing on this
// category of instructions.
FilterChooserMap.insert(std::pair<unsigned, const FilterChooser*>(
mapIterator->first,
new FilterChooser(Owner->AllInstructions,
mapIterator->second,
Owner->Operands,
BitValueArray,
*Owner)
));
FilterChooserMap.emplace(mapIterator->first,
make_unique<FilterChooser>(Owner->AllInstructions,
mapIterator->second,
Owner->Operands,
BitValueArray,
*Owner));
}
}
@ -632,7 +622,8 @@ void Filter::emitTableEntry(DecoderTableInfo &TableInfo) const {
// A new filter entry begins a new scope for fixup resolution.
TableInfo.FixupStack.push_back(FixupList());
std::map<unsigned, const FilterChooser*>::const_iterator filterIterator;
std::map<unsigned,
std::unique_ptr<const FilterChooser>>::const_iterator filterIterator;
DecoderTable &Table = TableInfo.Table;