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-rw-r--r--src/video_core/query_cache.h137
1 files changed, 113 insertions, 24 deletions
diff --git a/src/video_core/query_cache.h b/src/video_core/query_cache.h
index 8906ba6d8..941de95c1 100644
--- a/src/video_core/query_cache.h
+++ b/src/video_core/query_cache.h
@@ -6,6 +6,7 @@
#include <algorithm>
#include <array>
#include <cstring>
+#include <functional>
#include <iterator>
#include <list>
#include <memory>
@@ -17,13 +18,19 @@
#include "common/assert.h"
#include "common/settings.h"
+#include "core/memory.h"
#include "video_core/control/channel_state_cache.h"
#include "video_core/engines/maxwell_3d.h"
#include "video_core/memory_manager.h"
#include "video_core/rasterizer_interface.h"
+#include "video_core/texture_cache/slot_vector.h"
namespace VideoCommon {
+using AsyncJobId = SlotId;
+
+static constexpr AsyncJobId NULL_ASYNC_JOB_ID{0};
+
template <class QueryCache, class HostCounter>
class CounterStreamBase {
public:
@@ -93,9 +100,13 @@ private:
template <class QueryCache, class CachedQuery, class CounterStream, class HostCounter>
class QueryCacheBase : public VideoCommon::ChannelSetupCaches<VideoCommon::ChannelInfo> {
public:
- explicit QueryCacheBase(VideoCore::RasterizerInterface& rasterizer_)
- : rasterizer{rasterizer_}, streams{{CounterStream{static_cast<QueryCache&>(*this),
- VideoCore::QueryType::SamplesPassed}}} {}
+ explicit QueryCacheBase(VideoCore::RasterizerInterface& rasterizer_,
+ Core::Memory::Memory& cpu_memory_)
+ : rasterizer{rasterizer_},
+ cpu_memory{cpu_memory_}, streams{{CounterStream{static_cast<QueryCache&>(*this),
+ VideoCore::QueryType::SamplesPassed}}} {
+ (void)slot_async_jobs.insert(); // Null value
+ }
void InvalidateRegion(VAddr addr, std::size_t size) {
std::unique_lock lock{mutex};
@@ -126,10 +137,15 @@ public:
query = Register(type, *cpu_addr, host_ptr, timestamp.has_value());
}
- query->BindCounter(Stream(type).Current(), timestamp);
- if (Settings::values.use_asynchronous_gpu_emulation.GetValue()) {
- AsyncFlushQuery(*cpu_addr);
+ auto result = query->BindCounter(Stream(type).Current(), timestamp);
+ if (result) {
+ auto async_job_id = query->GetAsyncJob();
+ auto& async_job = slot_async_jobs[async_job_id];
+ async_job.collected = true;
+ async_job.value = *result;
+ query->SetAsyncJob(NULL_ASYNC_JOB_ID);
}
+ AsyncFlushQuery(query, timestamp, lock);
}
/// Updates counters from GPU state. Expected to be called once per draw, clear or dispatch.
@@ -173,15 +189,18 @@ public:
}
void CommitAsyncFlushes() {
+ std::unique_lock lock{mutex};
committed_flushes.push_back(uncommitted_flushes);
uncommitted_flushes.reset();
}
bool HasUncommittedFlushes() const {
+ std::unique_lock lock{mutex};
return uncommitted_flushes != nullptr;
}
bool ShouldWaitAsyncFlushes() const {
+ std::unique_lock lock{mutex};
if (committed_flushes.empty()) {
return false;
}
@@ -189,6 +208,7 @@ public:
}
void PopAsyncFlushes() {
+ std::unique_lock lock{mutex};
if (committed_flushes.empty()) {
return;
}
@@ -197,15 +217,25 @@ public:
committed_flushes.pop_front();
return;
}
- for (VAddr query_address : *flush_list) {
- FlushAndRemoveRegion(query_address, 4);
+ for (AsyncJobId async_job_id : *flush_list) {
+ AsyncJob& async_job = slot_async_jobs[async_job_id];
+ if (!async_job.collected) {
+ FlushAndRemoveRegion(async_job.query_location, 2, true);
+ }
}
committed_flushes.pop_front();
}
private:
+ struct AsyncJob {
+ bool collected = false;
+ u64 value = 0;
+ VAddr query_location = 0;
+ std::optional<u64> timestamp{};
+ };
+
/// Flushes a memory range to guest memory and removes it from the cache.
- void FlushAndRemoveRegion(VAddr addr, std::size_t size) {
+ void FlushAndRemoveRegion(VAddr addr, std::size_t size, bool async = false) {
const u64 addr_begin = addr;
const u64 addr_end = addr_begin + size;
const auto in_range = [addr_begin, addr_end](const CachedQuery& query) {
@@ -226,7 +256,16 @@ private:
continue;
}
rasterizer.UpdatePagesCachedCount(query.GetCpuAddr(), query.SizeInBytes(), -1);
- query.Flush();
+ AsyncJobId async_job_id = query.GetAsyncJob();
+ auto flush_result = query.Flush(async);
+ if (async_job_id == NULL_ASYNC_JOB_ID) {
+ ASSERT_MSG(false, "This should not be reachable at all");
+ continue;
+ }
+ AsyncJob& async_job = slot_async_jobs[async_job_id];
+ async_job.collected = true;
+ async_job.value = flush_result;
+ query.SetAsyncJob(NULL_ASYNC_JOB_ID);
}
std::erase_if(contents, in_range);
}
@@ -253,26 +292,60 @@ private:
return found != std::end(contents) ? &*found : nullptr;
}
- void AsyncFlushQuery(VAddr addr) {
- if (!uncommitted_flushes) {
- uncommitted_flushes = std::make_shared<std::vector<VAddr>>();
+ void AsyncFlushQuery(CachedQuery* query, std::optional<u64> timestamp,
+ std::unique_lock<std::recursive_mutex>& lock) {
+ const AsyncJobId new_async_job_id = slot_async_jobs.insert();
+ {
+ AsyncJob& async_job = slot_async_jobs[new_async_job_id];
+ query->SetAsyncJob(new_async_job_id);
+ async_job.query_location = query->GetCpuAddr();
+ async_job.collected = false;
+
+ if (!uncommitted_flushes) {
+ uncommitted_flushes = std::make_shared<std::vector<AsyncJobId>>();
+ }
+ uncommitted_flushes->push_back(new_async_job_id);
}
- uncommitted_flushes->push_back(addr);
+ lock.unlock();
+ std::function<void()> operation([this, new_async_job_id, timestamp] {
+ std::unique_lock local_lock{mutex};
+ AsyncJob& async_job = slot_async_jobs[new_async_job_id];
+ u64 value = async_job.value;
+ VAddr address = async_job.query_location;
+ slot_async_jobs.erase(new_async_job_id);
+ local_lock.unlock();
+ if (timestamp) {
+ u64 timestamp_value = *timestamp;
+ cpu_memory.WriteBlockUnsafe(address + sizeof(u64), &timestamp_value, sizeof(u64));
+ cpu_memory.WriteBlockUnsafe(address, &value, sizeof(u64));
+ rasterizer.InvalidateRegion(address, sizeof(u64) * 2,
+ VideoCommon::CacheType::NoQueryCache);
+ } else {
+ u32 small_value = static_cast<u32>(value);
+ cpu_memory.WriteBlockUnsafe(address, &small_value, sizeof(u32));
+ rasterizer.InvalidateRegion(address, sizeof(u32),
+ VideoCommon::CacheType::NoQueryCache);
+ }
+ });
+ rasterizer.SyncOperation(std::move(operation));
}
static constexpr std::uintptr_t YUZU_PAGESIZE = 4096;
static constexpr unsigned YUZU_PAGEBITS = 12;
+ SlotVector<AsyncJob> slot_async_jobs;
+
VideoCore::RasterizerInterface& rasterizer;
+ Core::Memory::Memory& cpu_memory;
- std::recursive_mutex mutex;
+ mutable std::recursive_mutex mutex;
std::unordered_map<u64, std::vector<CachedQuery>> cached_queries;
std::array<CounterStream, VideoCore::NumQueryTypes> streams;
- std::shared_ptr<std::vector<VAddr>> uncommitted_flushes{};
- std::list<std::shared_ptr<std::vector<VAddr>>> committed_flushes;
+ std::shared_ptr<std::vector<AsyncJobId>> uncommitted_flushes{};
+ std::list<std::shared_ptr<std::vector<AsyncJobId>>> committed_flushes;
};
template <class QueryCache, class HostCounter>
@@ -291,12 +364,12 @@ public:
virtual ~HostCounterBase() = default;
/// Returns the current value of the query.
- u64 Query() {
+ u64 Query(bool async = false) {
if (result) {
return *result;
}
- u64 value = BlockingQuery() + base_result;
+ u64 value = BlockingQuery(async) + base_result;
if (dependency) {
value += dependency->Query();
dependency = nullptr;
@@ -317,7 +390,7 @@ public:
protected:
/// Returns the value of query from the backend API blocking as needed.
- virtual u64 BlockingQuery() const = 0;
+ virtual u64 BlockingQuery(bool async = false) const = 0;
private:
std::shared_ptr<HostCounter> dependency; ///< Counter to add to this value.
@@ -340,26 +413,33 @@ public:
CachedQueryBase& operator=(const CachedQueryBase&) = delete;
/// Flushes the query to guest memory.
- virtual void Flush() {
+ virtual u64 Flush(bool async = false) {
// When counter is nullptr it means that it's just been reset. We are supposed to write a
// zero in these cases.
- const u64 value = counter ? counter->Query() : 0;
+ const u64 value = counter ? counter->Query(async) : 0;
+ if (async) {
+ return value;
+ }
std::memcpy(host_ptr, &value, sizeof(u64));
if (timestamp) {
std::memcpy(host_ptr + TIMESTAMP_OFFSET, &*timestamp, sizeof(u64));
}
+ return value;
}
/// Binds a counter to this query.
- void BindCounter(std::shared_ptr<HostCounter> counter_, std::optional<u64> timestamp_) {
+ std::optional<u64> BindCounter(std::shared_ptr<HostCounter> counter_,
+ std::optional<u64> timestamp_) {
+ std::optional<u64> result{};
if (counter) {
// If there's an old counter set it means the query is being rewritten by the game.
// To avoid losing the data forever, flush here.
- Flush();
+ result = std::make_optional(Flush());
}
counter = std::move(counter_);
timestamp = timestamp_;
+ return result;
}
VAddr GetCpuAddr() const noexcept {
@@ -374,6 +454,14 @@ public:
return with_timestamp ? LARGE_QUERY_SIZE : SMALL_QUERY_SIZE;
}
+ void SetAsyncJob(AsyncJobId assigned_async_job_) {
+ assigned_async_job = assigned_async_job_;
+ }
+
+ AsyncJobId GetAsyncJob() const {
+ return assigned_async_job;
+ }
+
protected:
/// Returns true when querying the counter may potentially block.
bool WaitPending() const noexcept {
@@ -389,6 +477,7 @@ private:
u8* host_ptr; ///< Writable host pointer.
std::shared_ptr<HostCounter> counter; ///< Host counter to query, owns the dependency tree.
std::optional<u64> timestamp; ///< Timestamp to flush to guest memory.
+ AsyncJobId assigned_async_job;
};
} // namespace VideoCommon
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-17 11:32:39 +0200