dynarmic/src/backend_x64/block_range_information.cpp

47 lines
1.6 KiB
C++

/* This file is part of the dynarmic project.
* Copyright (c) 2018 MerryMage
* This software may be used and distributed according to the terms of the GNU
* General Public License version 2 or any later version.
*/
#include <unordered_set>
#include <boost/icl/interval_map.hpp>
#include <boost/icl/interval_set.hpp>
#include "backend_x64/block_range_information.h"
#include "common/common_types.h"
namespace Dynarmic {
namespace BackendX64 {
template <typename ProgramCounterType>
void BlockRangeInformation<ProgramCounterType>::AddRange(boost::icl::discrete_interval<ProgramCounterType> range, IR::LocationDescriptor location) {
block_ranges.add(std::make_pair(range, std::set<IR::LocationDescriptor>{location}));
}
template <typename ProgramCounterType>
void BlockRangeInformation<ProgramCounterType>::ClearCache() {
block_ranges.clear();
}
template <typename ProgramCounterType>
std::unordered_set<IR::LocationDescriptor> BlockRangeInformation<ProgramCounterType>::InvalidateRanges(const boost::icl::interval_set<ProgramCounterType>& ranges) {
std::unordered_set<IR::LocationDescriptor> erase_locations;
for (auto invalidate_interval : ranges) {
auto pair = block_ranges.equal_range(invalidate_interval);
for (auto it = pair.first; it != pair.second; ++it) {
for (const auto &descriptor : it->second) {
erase_locations.insert(descriptor);
}
}
}
// TODO: EFFICIENCY: Remove ranges that are to be erased.
return erase_locations;
}
template class BlockRangeInformation<u32>;
template class BlockRangeInformation<u64>;
} // namespace BackendX64
} // namespace Dynarmic