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video_core: use interval map for page count tracking

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This commit is contained in:
Liam
2023-12-12 17:15:52 -05:00
parent 462ba1b360
commit 030e6b3980
7 changed files with 66 additions and 76 deletions
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6
src/tests/video_core/memory_tracker.cpp
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@ -23,13 +23,13 @@ constexpr VAddr c = 16 * HIGH_PAGE_SIZE;
class RasterizerInterface {
public:
void UpdatePagesCachedCount(VAddr addr, u64 size, int delta) {
void UpdatePagesCachedCount(VAddr addr, u64 size, bool cache) {
const u64 page_start{addr >> Core::Memory::YUZU_PAGEBITS};
const u64 page_end{(addr + size + Core::Memory::YUZU_PAGESIZE - 1) >>
Core::Memory::YUZU_PAGEBITS};
for (u64 page = page_start; page < page_end; ++page) {
int& value = page_table[page];
value += delta;
value += (cache ? 1 : -1);
if (value < 0) {
throw std::logic_error{"negative page"};
}
@ -546,4 +546,4 @@ TEST_CASE("MemoryTracker: Cached write downloads") {
REQUIRE(!memory_track->IsRegionGpuModified(c + PAGE, PAGE));
memory_track->MarkRegionAsCpuModified(c, WORD);
REQUIRE(rasterizer.Count() == 0);
}
}