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revert 01ce97388: restore compute metadata clear consumption

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This commit is contained in:
nmzik
2026-10-19 03:46:51 +02:00
parent cad6aafdc5
commit 05d25ef28c
3 changed files with 43 additions and 98 deletions
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src/graphics/host_gpu/renderer/render.h
+2 -2
View File
@@ -201,8 +201,8 @@ private:
void BindImage(ImageId id, bool storage);
void BindRenderTarget(ImageId id);
void ResetBindings();
void UpdateComputeMetaClears(const ShaderComputeInputInfo& input,
const CommandBuffer& buffer);
[[nodiscard]] bool TryConsumeComputeMetaClear(const ShaderComputeInputInfo& input,
const CommandBuffer& buffer);
[[nodiscard]] bool TryConsumeComputeFill(const ShaderComputeInputInfo& input,
CommandBuffer& command, uint32_t group_x,
uint32_t group_y, uint32_t group_z, uint32_t mode);
src/graphics/host_gpu/renderer/renderCompute.cpp
+15 -13
View File
@@ -51,8 +51,8 @@ static bool FillSourcesDisjoint(std::span<const ShaderRecompiler::IR::Descriptor
return true;
}
void RenderExecutor::UpdateComputeMetaClears(const ShaderComputeInputInfo& input,
const CommandBuffer& buffer) {
bool RenderExecutor::TryConsumeComputeMetaClear(const ShaderComputeInputInfo& input,
const CommandBuffer& buffer) {
const auto& program = *input.stage.program;
const auto& resources = *input.stage.resources;
if (resources.buffers.size() != program.info.buffers.size()) {
@@ -62,9 +62,10 @@ void RenderExecutor::UpdateComputeMetaClears(const ShaderComputeInputInfo& input
for (uint32_t i = 0; i < program.info.buffers.size(); i++) {
const auto& resource = program.info.buffers[i];
const auto descriptor = DecodeNativeDescriptor<ShaderBufferResource>(resources.buffers[i]);
// Reads and transforms of metadata do not establish a clear state.
// A metadata resource that is also read is not proven to be a full overwrite. Execute it
// conservatively instead of replacing the dispatch with a coarse full-surface clear.
if ((!resource.written || resource.read) && cache.IsMeta(descriptor.Base48())) {
return;
return false;
}
}
@@ -74,10 +75,13 @@ void RenderExecutor::UpdateComputeMetaClears(const ShaderComputeInputInfo& input
if (resource.written) {
const auto descriptor =
DecodeNativeDescriptor<ShaderBufferResource>(resources.buffers[i]);
(void)cache.ClearMeta(descriptor.Base48());
if (cache.ClearMeta(descriptor.Base48())) {
return true;
}
}
}
}
return false;
}
bool ResolveComputeBufferFill(const ShaderComputeInputInfo& input, uint32_t group_x,
@@ -318,14 +322,12 @@ void RenderExecutor::DispatchDirect(uint64_t submit_id, CommandBuffer& buffer,
const auto& program = *input_info.stage.program;
const auto& resources = *input_info.stage.resources;
if (resources.specialization_reads.empty()) {
// Cached metadata addresses can be reused as ordinary buffers; preserve their guest writes.
UpdateComputeMetaClears(input_info, buffer);
if (TryConsumeComputeFill(input_info, buffer, thread_group_x, thread_group_y,
thread_group_z, mode)) {
ResetBindings();
return;
}
if (resources.specialization_reads.empty() &&
(TryConsumeComputeMetaClear(input_info, buffer) ||
TryConsumeComputeFill(input_info, buffer, thread_group_x, thread_group_y,
thread_group_z, mode))) {
ResetBindings();
return;
}
if (use_thread_dimensions) {