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shader: read descriptor dependencies from the native raw buffer source

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This commit is contained in:
nmzik
2026-10-04 12:52:39 +04:00
parent 57cf086886
commit 783d9f8d6b
6 changed files with 72 additions and 74 deletions
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src/graphics/host_gpu/renderer/cache/textureCache.cpp
Vendored
-17
View File
@@ -1888,23 +1888,6 @@ void TextureCache::InvalidateMemoryFromGPU(uint64_t address, uint64_t size) {
}
}
bool TextureCache::IsRegionGpuModified(uint64_t address, uint64_t size) {
if (!GuestRange {address, size}.Valid()) {
return false;
}
std::scoped_lock lock {m_lock};
for (const auto id: FindImagesInRegion(address, size, false)) {
const auto& image = m_slot_images[id];
// PPSA17168: S_LOAD_DWORD reads shader data at an address overlapping an old
// render target whose memory the CPU has reused. The cached image still retains
// its earlier GPU-modified flag.
if (!image.depth_id && image.IsGpuModified() && !image.IsDefinitelyCpuDirty()) {
return true;
}
}
return false;
}
void TextureCache::InvalidateCpuAliases(uint64_t address, uint64_t size) {
const auto page_begin = Common::AlignDown(address, TRACKER_PAGE_SIZE);
const auto page_end = Common::AlignUp(address + size, TRACKER_PAGE_SIZE);
src/graphics/host_gpu/renderer/cache/textureCache.h
Vendored
-1
View File
@@ -61,7 +61,6 @@ public:
uint32_t packed_clear);
void InvalidateMemory(uint64_t address, uint64_t size);
void InvalidateMemoryFromGPU(uint64_t address, uint64_t size);
[[nodiscard]] bool IsRegionGpuModified(uint64_t address, uint64_t size);
[[nodiscard]] bool IsMeta(uint64_t address);
[[nodiscard]] bool IsMetaCleared(uint64_t address, uint32_t slice);
src/graphics/host_gpu/renderer/pipeline/pipelineCache.cpp
+3 -1
View File
@@ -94,8 +94,10 @@ void PipelineCacheLog(fmt::format_string<Args...> format, Args&&... args) {
}
bool ReadShaderGuestMemory(void*, uint64_t address, std::span<uint32_t> values) {
// Scalar and unformatted buffer dependencies use the same backing as native raw loads.
// Image synchronization belongs to formatted buffer bindings, not these reads.
return !values.empty() &&
Libs::LibKernel::Memory::TryReadGpuBacking(address, values.data(), values.size_bytes());
Libs::LibKernel::Memory::TryReadBufferBacking(address, values.data(), values.size_bytes());
}
void DumpShaderSpirv(const char* stage_name, uint64_t shader_hash,