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Revert "video_core: use interval map for page count tracking"

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This commit is contained in:
liamwhite
2023-12-17 18:59:49 -05:00
committed by GitHub
parent e357896674
commit 65e646eeba
7 changed files with 76 additions and 70 deletions
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29
src/video_core/rasterizer_accelerated.h
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@ -3,8 +3,8 @@
#pragma once
#include <mutex>
#include <boost/icl/interval_map.hpp>
#include <array>
#include <atomic>
#include "common/common_types.h"
#include "video_core/rasterizer_interface.h"
@ -21,17 +21,28 @@ public:
explicit RasterizerAccelerated(Core::Memory::Memory& cpu_memory_);
~RasterizerAccelerated() override;
void UpdatePagesCachedCount(VAddr addr, u64 size, bool cache) override;
void UpdatePagesCachedCount(VAddr addr, u64 size, int delta) override;
private:
using PageIndex = VAddr;
using PageReferenceCount = u16;
class CacheEntry final {
public:
CacheEntry() = default;
using IntervalMap = boost::icl::interval_map<PageIndex, PageReferenceCount>;
using IntervalType = IntervalMap::interval_type;
std::atomic_uint16_t& Count(std::size_t page) {
return values[page & 3];
}
IntervalMap map;
std::mutex map_lock;
const std::atomic_uint16_t& Count(std::size_t page) const {
return values[page & 3];
}
private:
std::array<std::atomic_uint16_t, 4> values{};
};
static_assert(sizeof(CacheEntry) == 8, "CacheEntry should be 8 bytes!");
using CachedPages = std::array<CacheEntry, 0x2000000>;
std::unique_ptr<CachedPages> cached_pages;
Core::Memory::Memory& cpu_memory;
};