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vk: Handle WAW and RAW hazards when performing "flush" operations

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kd-11
2026-04-07 01:12:25 +03:00
committed by Ani
parent 8ab0ceaa67
commit 59468f1e1e
1 changed files with 9 additions and 1 deletions
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rpcs3/Emu/RSX/VK/VKTextureCache.cpp
+9 -1
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@@ -100,7 +100,7 @@ namespace vk
auto dma_sync_region = valid_range; auto dma_sync_region = valid_range;
dma_mapping_handle dma_mapping = { 0, nullptr }; dma_mapping_handle dma_mapping = { 0, nullptr };
auto dma_sync = [&dma_sync_region, &dma_mapping](bool load, bool force = false) auto dma_sync = [&](bool load, bool force = false)
{ {
if (dma_mapping.second && !force) if (dma_mapping.second && !force)
{ {
@@ -335,6 +335,14 @@ namespace vk
vkCmdCopyImageToBuffer(cmd, src->value, src->current_layout, dma_mapping.second->value, 1, &region); vkCmdCopyImageToBuffer(cmd, src->value, src->current_layout, dma_mapping.second->value, 1, &region);
} }
// Post-transfer barrier on dma layer
vk::insert_buffer_memory_barrier(
cmd, dma_mapping.second->value,
dma_mapping.first, dma_sync_region.length(),
VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT,
VK_ACCESS_TRANSFER_WRITE_BIT, VK_ACCESS_TRANSFER_READ_BIT | VK_ACCESS_TRANSFER_WRITE_BIT
);
src->pop_layout(cmd); src->pop_layout(cmd);
VkBufferMemoryBarrier2KHR mem_barrier = VkBufferMemoryBarrier2KHR mem_barrier =