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-rw-r--r--src/video_core/texture_cache/image_base.h7
-rw-r--r--src/video_core/texture_cache/texture_cache.h66
-rw-r--r--src/video_core/texture_cache/texture_cache_base.h7
3 files changed, 61 insertions, 19 deletions
diff --git a/src/video_core/texture_cache/image_base.h b/src/video_core/texture_cache/image_base.h
index 89c111c00..dd0106432 100644
--- a/src/video_core/texture_cache/image_base.h
+++ b/src/video_core/texture_cache/image_base.h
@@ -33,11 +33,12 @@ enum class ImageFlagBits : u32 {
///< garbage collection priority
Alias = 1 << 11, ///< This image has aliases and has priority on garbage
///< collection
+ CostlyLoad = 1 << 12, ///< Protected from low-tier GC as it is costly to load back.
// Rescaler
- Rescaled = 1 << 12,
- CheckingRescalable = 1 << 13,
- IsRescalable = 1 << 14,
+ Rescaled = 1 << 13,
+ CheckingRescalable = 1 << 14,
+ IsRescalable = 1 << 15,
};
DECLARE_ENUM_FLAG_OPERATORS(ImageFlagBits)
diff --git a/src/video_core/texture_cache/texture_cache.h b/src/video_core/texture_cache/texture_cache.h
index 72eeb8bbd..efc1c4525 100644
--- a/src/video_core/texture_cache/texture_cache.h
+++ b/src/video_core/texture_cache/texture_cache.h
@@ -50,14 +50,20 @@ TextureCache<P>::TextureCache(Runtime& runtime_, VideoCore::RasterizerInterface&
void(slot_samplers.insert(runtime, sampler_descriptor));
if constexpr (HAS_DEVICE_MEMORY_INFO) {
- const auto device_memory = runtime.GetDeviceLocalMemory();
- const u64 possible_expected_memory = (device_memory * 4) / 10;
- const u64 possible_critical_memory = (device_memory * 7) / 10;
- expected_memory = std::max(possible_expected_memory, DEFAULT_EXPECTED_MEMORY - 256_MiB);
- critical_memory = std::max(possible_critical_memory, DEFAULT_CRITICAL_MEMORY - 512_MiB);
- minimum_memory = 0;
+ const s64 device_memory = static_cast<s64>(runtime.GetDeviceLocalMemory());
+ const s64 min_spacing_expected = device_memory - 1_GiB - 512_MiB;
+ const s64 min_spacing_critical = device_memory - 1_GiB;
+ const s64 mem_threshold = std::min(device_memory, TARGET_THRESHOLD);
+ const s64 min_vacancy_expected = (6 * mem_threshold) / 10;
+ const s64 min_vacancy_critical = (3 * mem_threshold) / 10;
+ expected_memory = static_cast<u64>(
+ std::max(std::min(device_memory - min_vacancy_expected, min_spacing_expected),
+ DEFAULT_EXPECTED_MEMORY));
+ critical_memory = static_cast<u64>(
+ std::max(std::min(device_memory - min_vacancy_critical, min_spacing_critical),
+ DEFAULT_CRITICAL_MEMORY));
+ minimum_memory = static_cast<u64>((device_memory - mem_threshold) / 2);
} else {
- // On OpenGL we can be more conservatives as the driver takes care.
expected_memory = DEFAULT_EXPECTED_MEMORY + 512_MiB;
critical_memory = DEFAULT_CRITICAL_MEMORY + 1_GiB;
minimum_memory = 0;
@@ -66,18 +72,21 @@ TextureCache<P>::TextureCache(Runtime& runtime_, VideoCore::RasterizerInterface&
template <class P>
void TextureCache<P>::RunGarbageCollector() {
- const bool high_priority_mode = total_used_memory >= expected_memory;
- const bool aggressive_mode = total_used_memory >= critical_memory;
- const u64 ticks_to_destroy = aggressive_mode ? 10ULL : high_priority_mode ? 25ULL : 100ULL;
- size_t num_iterations = aggressive_mode ? 300 : (high_priority_mode ? 50 : 10);
- const auto clean_up = [this, &num_iterations, high_priority_mode](ImageId image_id) {
+ bool high_priority_mode = total_used_memory >= expected_memory;
+ bool aggressive_mode = total_used_memory >= critical_memory;
+ const u64 ticks_to_destroy = aggressive_mode ? 10ULL : high_priority_mode ? 25ULL : 50ULL;
+ size_t num_iterations = aggressive_mode ? 40 : (high_priority_mode ? 20 : 10);
+ const auto clean_up = [this, &num_iterations, &high_priority_mode,
+ &aggressive_mode](ImageId image_id) {
if (num_iterations == 0) {
return true;
}
--num_iterations;
auto& image = slot_images[image_id];
- const bool must_download = image.IsSafeDownload();
- if (!high_priority_mode && must_download) {
+ const bool must_download =
+ image.IsSafeDownload() && False(image.flags & ImageFlagBits::BadOverlap);
+ if (!high_priority_mode &&
+ (must_download || True(image.flags & ImageFlagBits::CostlyLoad))) {
return false;
}
if (must_download) {
@@ -92,6 +101,18 @@ void TextureCache<P>::RunGarbageCollector() {
}
UnregisterImage(image_id);
DeleteImage(image_id, image.scale_tick > frame_tick + 5);
+ if (total_used_memory < critical_memory) {
+ if (aggressive_mode) {
+ // Sink the aggresiveness.
+ num_iterations >>= 2;
+ aggressive_mode = false;
+ return false;
+ }
+ if (high_priority_mode && total_used_memory < expected_memory) {
+ num_iterations >>= 1;
+ high_priority_mode = false;
+ }
+ }
return false;
};
lru_cache.ForEachItemBelow(frame_tick - ticks_to_destroy, clean_up);
@@ -99,6 +120,10 @@ void TextureCache<P>::RunGarbageCollector() {
template <class P>
void TextureCache<P>::TickFrame() {
+ // If we can obtain the memory info, use it instead of the estimate.
+ if (runtime.CanReportMemoryUsage()) {
+ total_used_memory = runtime.GetDeviceMemoryUsage();
+ }
if (total_used_memory > minimum_memory) {
RunGarbageCollector();
}
@@ -106,6 +131,7 @@ void TextureCache<P>::TickFrame() {
sentenced_framebuffers.Tick();
sentenced_image_view.Tick();
runtime.TickFrame();
+ critical_gc = 0;
++frame_tick;
}
@@ -1052,6 +1078,11 @@ ImageId TextureCache<P>::JoinImages(const ImageInfo& info, GPUVAddr gpu_addr, VA
for (const ImageId overlap_id : overlap_ids) {
Image& overlap = slot_images[overlap_id];
+ if (True(overlap.flags & ImageFlagBits::GpuModified)) {
+ new_image.flags |= ImageFlagBits::GpuModified;
+ new_image.modification_tick =
+ std::max(overlap.modification_tick, new_image.modification_tick);
+ }
if (overlap.info.num_samples != new_image.info.num_samples) {
LOG_WARNING(HW_GPU, "Copying between images with different samples is not implemented");
} else {
@@ -1414,6 +1445,10 @@ void TextureCache<P>::RegisterImage(ImageId image_id) {
tentative_size = EstimatedDecompressedSize(tentative_size, image.info.format);
}
total_used_memory += Common::AlignUp(tentative_size, 1024);
+ if (total_used_memory > critical_memory && critical_gc < GC_EMERGENCY_COUNTS) {
+ RunGarbageCollector();
+ critical_gc++;
+ }
image.lru_index = lru_cache.Insert(image_id, frame_tick);
ForEachGPUPage(image.gpu_addr, image.guest_size_bytes,
@@ -1704,6 +1739,9 @@ void TextureCache<P>::SynchronizeAliases(ImageId image_id) {
most_recent_tick = std::max(most_recent_tick, aliased_image.modification_tick);
aliased_images.push_back(&aliased);
any_rescaled |= True(aliased_image.flags & ImageFlagBits::Rescaled);
+ if (True(aliased_image.flags & ImageFlagBits::GpuModified)) {
+ image.flags |= ImageFlagBits::GpuModified;
+ }
}
}
if (aliased_images.empty()) {
diff --git a/src/video_core/texture_cache/texture_cache_base.h b/src/video_core/texture_cache/texture_cache_base.h
index 647ca0730..b1324edf3 100644
--- a/src/video_core/texture_cache/texture_cache_base.h
+++ b/src/video_core/texture_cache/texture_cache_base.h
@@ -59,8 +59,10 @@ class TextureCache {
/// True when the API can provide info about the memory of the device.
static constexpr bool HAS_DEVICE_MEMORY_INFO = P::HAS_DEVICE_MEMORY_INFO;
- static constexpr u64 DEFAULT_EXPECTED_MEMORY = 1_GiB;
- static constexpr u64 DEFAULT_CRITICAL_MEMORY = 2_GiB;
+ static constexpr s64 TARGET_THRESHOLD = 4_GiB;
+ static constexpr s64 DEFAULT_EXPECTED_MEMORY = 1_GiB + 125_MiB;
+ static constexpr s64 DEFAULT_CRITICAL_MEMORY = 1_GiB + 625_MiB;
+ static constexpr size_t GC_EMERGENCY_COUNTS = 2;
using Runtime = typename P::Runtime;
using Image = typename P::Image;
@@ -372,6 +374,7 @@ private:
u64 minimum_memory;
u64 expected_memory;
u64 critical_memory;
+ size_t critical_gc;
SlotVector<Image> slot_images;
SlotVector<ImageMapView> slot_map_views;
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-04 13:01:11 +0200