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GPU: Delay Fences.

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This commit is contained in:
Fernando Sahmkow
2020-02-16 16:24:37 -04:00
parent 8b1eb44b3e
commit 339d0d9d6c
6 changed files with 20 additions and 2 deletions
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10
src/video_core/engines/maxwell_3d.cpp
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@ -397,6 +397,14 @@ void Maxwell3D::StampQueryResult(u64 payload, bool long_query) {
}
}
void Maxwell3D::ReleaseFences() {
for (const auto pair : delay_fences) {
const auto [addr, payload] = pair;
memory_manager.Write<u32>(addr, static_cast<u32>(payload));
}
delay_fences.clear();
}
void Maxwell3D::ProcessQueryGet() {
// TODO(Subv): Support the other query units.
ASSERT_MSG(regs.query.query_get.unit == Regs::QueryUnit::Crop,
@ -407,7 +415,7 @@ void Maxwell3D::ProcessQueryGet() {
rasterizer.FlushCommands();
rasterizer.SyncGuestHost();
const u64 result = regs.query.query_sequence;
StampQueryResult(result, regs.query.query_get.short_query == 0);
delay_fences.emplace_back(regs.query.QueryAddress(), result);
break;
}
case Regs::QueryOperation::Acquire:

4
src/video_core/engines/maxwell_3d.h
View File

@ -1427,6 +1427,8 @@ public:
Tables tables{};
} dirty;
void ReleaseFences();
private:
void InitializeRegisterDefaults();
@ -1467,6 +1469,8 @@ private:
std::array<u8, Regs::NUM_REGS> dirty_pointers{};
std::vector<std::pair<GPUVAddr, u64>> delay_fences;
/// Retrieves information about a specific TIC entry from the TIC buffer.
Texture::TICEntry GetTICEntry(u32 tic_index) const;