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graphics: trust image-local readback validity

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This commit is contained in:
nmzik
2026-09-28 21:28:58 +04:00
parent 0471c9991c
commit 6ee1bf9db0
3 changed files with 35 additions and 15 deletions
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tests/ShaderRecompilerComputeTests.cpp
+31 -2
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@@ -7288,12 +7288,16 @@ public:
"failed to create the overlapping dirty Buffer owner");
exact_buffer.first->Fill(exact_buffer.second, sizeof(uint32_t),
dirty_sibling_value);
texture_cache.InvalidateMemoryFromGPU(base + exact_image_offset,
sizeof(uint32_t));
Libs::Graphics::Buffer exact_download(
m_runtime_context, scheduler, MemoryUsage::DeviceLocal,
base + exact_image_offset, AllFlags, sizeof(uint32_t));
Require(name, "overlapping buffer ownership rejection",
!texture_cache.FindImageFromRange(base + exact_image_offset,
sizeof(uint32_t)) &&
!TextureCacheTestAccess::TryDownload(texture_cache,
exact_image) &&
!BufferCacheTestAccess::SynchronizeBufferFromImage(
resources.GetBufferCache(), exact_download,
base + exact_image_offset, sizeof(uint32_t)),
@@ -7350,8 +7354,9 @@ public:
Require(
name, "CPU-dirty image range validity",
!texture_cache.FindImageFromRange(gc_image_desc_a.info.data.address,
gc_image_desc_a.info.data.size),
"FindImageFromRange accepted CPU-dirty native contents");
gc_image_desc_a.info.data.size) &&
!TextureCacheTestAccess::TryDownload(texture_cache, gc_images[0]),
"CPU-dirty native contents remained eligible for image readback");
texture_cache.MarkGpuWritten(gc_images[0]);
for (size_t index = 0; index < gc_image_offsets.size(); index++) {
Libs::LibKernel::Memory::WriteBacking(base + gc_image_offsets[index],
@@ -7440,11 +7445,33 @@ public:
TextureCacheTestAccess::SetLinearReadback(texture_cache, true);
const auto submit_readback_image =
texture_cache.FindImage(submit_readback_desc);
auto submit_buffer = resources.GetBufferCache().ObtainBuffer(
submit_readback_desc.info.data.address,
submit_readback_desc.info.data.size, true);
Require(name, "linear submit dirty buffer allocation",
submit_buffer.first != nullptr,
"failed to create the older GPU Buffer contents");
submit_buffer.first->Fill(submit_buffer.second, sizeof(uint32_t),
submit_readback_stale);
texture_cache.InvalidateMemoryFromGPU(
submit_readback_desc.info.data.address,
submit_readback_desc.info.data.size);
(void)texture_cache.FindTexture(submit_readback_image,
submit_readback_desc);
Require(name, "linear submit image clear",
texture_cache.ClearImageFromBuffer(
command, submit_readback_desc.info.data.address,
submit_readback_desc.info.data.size, submit_readback_value),
"failed to create GPU-current linear storage contents");
Require(name, "older buffer permits current image readback",
resources.GetBufferCache().HasGpuDirtyBytes(
submit_readback_desc.info.data.address,
submit_readback_desc.info.data.size) &&
texture_cache.FindImageFromRange(
submit_readback_desc.info.data.address,
submit_readback_desc.info.data.size) ==
submit_readback_image,
"historical GPU Buffer dirtiness rejected newer image contents");
TextureCacheTestAccess::TrackDownload(texture_cache,
submit_readback_image);
Libs::LibKernel::Memory::WriteBacking(
@@ -35485,7 +35512,9 @@ int main(int argc, char **argv) {
vulkan.CheckRenderExecutorColorStandardTileDiscovery();
vulkan.CheckRenderExecutorColorDepthTileDiscovery();
vulkan.CheckRenderExecutorStencilBindingDiscovery();
#endif
vulkan.CheckUnifiedTextureCacheFlow();
#if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS
vulkan.CheckBgra16Readback();
vulkan.CheckRasterization(false);
vulkan.CheckRasterization(false, true);