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[dxvk] Check whether pipeline has potentially hazardous stores

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This commit is contained in:
Philip Rebohle 2025-02-19 19:07:43 +01:00 committed by Philip Rebohle
parent 6f7a468174
commit 1d8fb818fc
4 changed files with 25 additions and 4 deletions
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6
src/dxvk/dxvk_graphics.cpp
View File

@ -965,9 +965,13 @@ namespace dxvk {
m_flags.set(DxvkGraphicsPipelineFlag::HasRasterizerDiscard);
}
if (m_barrier.access & VK_ACCESS_SHADER_WRITE_BIT)
if (m_barrier.access & VK_ACCESS_SHADER_WRITE_BIT) {
m_flags.set(DxvkGraphicsPipelineFlag::HasStorageDescriptors);
if (layout->layout().getHazardousSetMask())
m_flags.set(DxvkGraphicsPipelineFlag::UnrollMergedDraws);
}
if (m_shaders.fs != nullptr) {
if (m_shaders.fs->flags().test(DxvkShaderFlag::HasSampleRateShading))
m_flags.set(DxvkGraphicsPipelineFlag::HasSampleRateShading);

3
src/dxvk/dxvk_graphics.h
View File

@ -31,6 +31,7 @@ namespace dxvk {
HasStorageDescriptors,
HasSampleRateShading,
HasSampleMaskExport,
UnrollMergedDraws,
};
using DxvkGraphicsPipelineFlags = Flags<DxvkGraphicsPipelineFlag>;
@ -660,4 +661,4 @@ namespace dxvk {
};
}
}

9
src/dxvk/dxvk_pipelayout.cpp
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@ -205,7 +205,7 @@ namespace dxvk {
DxvkBindingLayout::DxvkBindingLayout(VkShaderStageFlags stages)
: m_pushConst { 0, 0, 0 }, m_pushConstStages(0), m_stages(stages) {
: m_pushConst { 0, 0, 0 }, m_pushConstStages(0), m_stages(stages), m_hazards(0u) {
}
@ -236,6 +236,9 @@ namespace dxvk {
void DxvkBindingLayout::addBinding(const DxvkBindingInfo& binding) {
uint32_t set = binding.computeSetIndex();
m_bindings[set].addBinding(binding);
if ((binding.access & VK_ACCESS_2_SHADER_WRITE_BIT) && binding.accessOp == DxvkAccessOp::None)
m_hazards |= 1u << set;
}
@ -260,6 +263,8 @@ namespace dxvk {
addPushConstantRange(layout.m_pushConst);
m_pushConstStages |= layout.m_pushConstStages;
m_hazards |= layout.m_hazards;
}
@ -400,4 +405,4 @@ namespace dxvk {
return barrier;
}
}
}

11
src/dxvk/dxvk_pipelayout.h
View File

@ -337,6 +337,16 @@ namespace dxvk {
return m_stages;
}
/**
* \brief Queries hazardous sets
*
* \returns Mask of sets with storage descriptors
* that are not accessed in an order-invariant way.
*/
uint32_t getHazardousSetMask() const {
return m_hazards;
}
/**
* \brief Queries defined descriptor set layouts
*
@ -394,6 +404,7 @@ namespace dxvk {
VkPushConstantRange m_pushConst;
VkShaderStageFlags m_pushConstStages;
VkShaderStageFlags m_stages;
uint32_t m_hazards;
};