diff --git a/src/video_core/CMakeLists.txt b/src/video_core/CMakeLists.txt
index 25a4b1c5b..7a20d3a79 100644
--- a/src/video_core/CMakeLists.txt
+++ b/src/video_core/CMakeLists.txt
@@ -135,8 +135,6 @@ add_library(video_core STATIC
renderer_vulkan/vk_graphics_pipeline.h
renderer_vulkan/vk_master_semaphore.cpp
renderer_vulkan/vk_master_semaphore.h
- renderer_vulkan/vk_memory_manager.cpp
- renderer_vulkan/vk_memory_manager.h
renderer_vulkan/vk_pipeline_cache.cpp
renderer_vulkan/vk_pipeline_cache.h
renderer_vulkan/vk_query_cache.cpp
@@ -259,6 +257,8 @@ add_library(video_core STATIC
vulkan_common/vulkan_instance.h
vulkan_common/vulkan_library.cpp
vulkan_common/vulkan_library.h
+ vulkan_common/vulkan_memory_allocator.cpp
+ vulkan_common/vulkan_memory_allocator.h
vulkan_common/vulkan_surface.cpp
vulkan_common/vulkan_surface.h
vulkan_common/vulkan_wrapper.cpp
diff --git a/src/video_core/renderer_vulkan/renderer_vulkan.cpp b/src/video_core/renderer_vulkan/renderer_vulkan.cpp
index d7437e185..61796e33a 100644
--- a/src/video_core/renderer_vulkan/renderer_vulkan.cpp
+++ b/src/video_core/renderer_vulkan/renderer_vulkan.cpp
@@ -23,7 +23,6 @@
#include "video_core/renderer_vulkan/renderer_vulkan.h"
#include "video_core/renderer_vulkan/vk_blit_screen.h"
#include "video_core/renderer_vulkan/vk_master_semaphore.h"
-#include "video_core/renderer_vulkan/vk_memory_manager.h"
#include "video_core/renderer_vulkan/vk_rasterizer.h"
#include "video_core/renderer_vulkan/vk_scheduler.h"
#include "video_core/renderer_vulkan/vk_state_tracker.h"
@@ -32,6 +31,7 @@
#include "video_core/vulkan_common/vulkan_device.h"
#include "video_core/vulkan_common/vulkan_instance.h"
#include "video_core/vulkan_common/vulkan_library.h"
+#include "video_core/vulkan_common/vulkan_memory_allocator.h"
#include "video_core/vulkan_common/vulkan_surface.h"
#include "video_core/vulkan_common/vulkan_wrapper.h"
@@ -137,7 +137,7 @@ bool RendererVulkan::Init() try {
InitializeDevice();
Report();
- memory_manager = std::make_unique<VKMemoryManager>(*device);
+ memory_allocator = std::make_unique<MemoryAllocator>(*device);
state_tracker = std::make_unique<StateTracker>(gpu);
@@ -149,11 +149,11 @@ bool RendererVulkan::Init() try {
rasterizer = std::make_unique<RasterizerVulkan>(render_window, gpu, gpu.MemoryManager(),
cpu_memory, screen_info, *device,
- *memory_manager, *state_tracker, *scheduler);
+ *memory_allocator, *state_tracker, *scheduler);
blit_screen =
std::make_unique<VKBlitScreen>(cpu_memory, render_window, *rasterizer, *device,
- *memory_manager, *swapchain, *scheduler, screen_info);
+ *memory_allocator, *swapchain, *scheduler, screen_info);
return true;
} catch (const vk::Exception& exception) {
@@ -172,7 +172,7 @@ void RendererVulkan::ShutDown() {
blit_screen.reset();
scheduler.reset();
swapchain.reset();
- memory_manager.reset();
+ memory_allocator.reset();
device.reset();
}
diff --git a/src/video_core/renderer_vulkan/renderer_vulkan.h b/src/video_core/renderer_vulkan/renderer_vulkan.h
index 5575ffc54..daf55b9b4 100644
--- a/src/video_core/renderer_vulkan/renderer_vulkan.h
+++ b/src/video_core/renderer_vulkan/renderer_vulkan.h
@@ -29,8 +29,8 @@ namespace Vulkan {
class Device;
class StateTracker;
+class MemoryAllocator;
class VKBlitScreen;
-class VKMemoryManager;
class VKSwapchain;
class VKScheduler;
@@ -75,7 +75,7 @@ private:
vk::DebugUtilsMessenger debug_callback;
std::unique_ptr<Device> device;
- std::unique_ptr<VKMemoryManager> memory_manager;
+ std::unique_ptr<MemoryAllocator> memory_allocator;
std::unique_ptr<StateTracker> state_tracker;
std::unique_ptr<VKScheduler> scheduler;
std::unique_ptr<VKSwapchain> swapchain;
diff --git a/src/video_core/renderer_vulkan/vk_blit_screen.cpp b/src/video_core/renderer_vulkan/vk_blit_screen.cpp
index 5e184eb42..3e3b895e0 100644
--- a/src/video_core/renderer_vulkan/vk_blit_screen.cpp
+++ b/src/video_core/renderer_vulkan/vk_blit_screen.cpp
@@ -22,13 +22,13 @@
#include "video_core/renderer_vulkan/renderer_vulkan.h"
#include "video_core/renderer_vulkan/vk_blit_screen.h"
#include "video_core/renderer_vulkan/vk_master_semaphore.h"
-#include "video_core/renderer_vulkan/vk_memory_manager.h"
#include "video_core/renderer_vulkan/vk_scheduler.h"
#include "video_core/renderer_vulkan/vk_shader_util.h"
#include "video_core/renderer_vulkan/vk_swapchain.h"
#include "video_core/surface.h"
#include "video_core/textures/decoders.h"
#include "video_core/vulkan_common/vulkan_device.h"
+#include "video_core/vulkan_common/vulkan_memory_allocator.h"
#include "video_core/vulkan_common/vulkan_wrapper.h"
namespace Vulkan {
@@ -115,10 +115,10 @@ struct VKBlitScreen::BufferData {
VKBlitScreen::VKBlitScreen(Core::Memory::Memory& cpu_memory_,
Core::Frontend::EmuWindow& render_window_,
VideoCore::RasterizerInterface& rasterizer_, const Device& device_,
- VKMemoryManager& memory_manager_, VKSwapchain& swapchain_,
+ MemoryAllocator& memory_allocator_, VKSwapchain& swapchain_,
VKScheduler& scheduler_, const VKScreenInfo& screen_info_)
: cpu_memory{cpu_memory_}, render_window{render_window_}, rasterizer{rasterizer_},
- device{device_}, memory_manager{memory_manager_}, swapchain{swapchain_},
+ device{device_}, memory_allocator{memory_allocator_}, swapchain{swapchain_},
scheduler{scheduler_}, image_count{swapchain.GetImageCount()}, screen_info{screen_info_} {
resource_ticks.resize(image_count);
@@ -150,8 +150,8 @@ VkSemaphore VKBlitScreen::Draw(const Tegra::FramebufferConfig& framebuffer, bool
SetUniformData(data, framebuffer);
SetVertexData(data, framebuffer);
- auto map = buffer_commit->Map();
- std::memcpy(map.Address(), &data, sizeof(data));
+ const std::span<u8> map = buffer_commit.Map();
+ std::memcpy(map.data(), &data, sizeof(data));
if (!use_accelerated) {
const u64 image_offset = GetRawImageOffset(framebuffer, image_index);
@@ -165,8 +165,8 @@ VkSemaphore VKBlitScreen::Draw(const Tegra::FramebufferConfig& framebuffer, bool
constexpr u32 block_height_log2 = 4;
const u32 bytes_per_pixel = GetBytesPerPixel(framebuffer);
Tegra::Texture::UnswizzleTexture(
- std::span(map.Address() + image_offset, size_bytes), std::span(host_ptr, size_bytes),
- bytes_per_pixel, framebuffer.width, framebuffer.height, 1, block_height_log2, 0);
+ map.subspan(image_offset, size_bytes), std::span(host_ptr, size_bytes), bytes_per_pixel,
+ framebuffer.width, framebuffer.height, 1, block_height_log2, 0);
const VkBufferImageCopy copy{
.bufferOffset = image_offset,
@@ -224,8 +224,6 @@ VkSemaphore VKBlitScreen::Draw(const Tegra::FramebufferConfig& framebuffer, bool
VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT, 0, write_barrier);
});
}
- map.Release();
-
scheduler.Record([renderpass = *renderpass, framebuffer = *framebuffers[image_index],
descriptor_set = descriptor_sets[image_index], buffer = *buffer,
size = swapchain.GetSize(), pipeline = *pipeline,
@@ -642,7 +640,7 @@ void VKBlitScreen::ReleaseRawImages() {
raw_images.clear();
raw_buffer_commits.clear();
buffer.reset();
- buffer_commit.reset();
+ buffer_commit = MemoryCommit{};
}
void VKBlitScreen::CreateStagingBuffer(const Tegra::FramebufferConfig& framebuffer) {
@@ -659,7 +657,7 @@ void VKBlitScreen::CreateStagingBuffer(const Tegra::FramebufferConfig& framebuff
};
buffer = device.GetLogical().CreateBuffer(ci);
- buffer_commit = memory_manager.Commit(buffer, true);
+ buffer_commit = memory_allocator.Commit(buffer, MemoryUsage::Upload);
}
void VKBlitScreen::CreateRawImages(const Tegra::FramebufferConfig& framebuffer) {
@@ -690,7 +688,7 @@ void VKBlitScreen::CreateRawImages(const Tegra::FramebufferConfig& framebuffer)
.pQueueFamilyIndices = nullptr,
.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED,
});
- raw_buffer_commits[i] = memory_manager.Commit(raw_images[i], false);
+ raw_buffer_commits[i] = memory_allocator.Commit(raw_images[i], MemoryUsage::DeviceLocal);
raw_image_views[i] = device.GetLogical().CreateImageView(VkImageViewCreateInfo{
.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO,
.pNext = nullptr,
diff --git a/src/video_core/renderer_vulkan/vk_blit_screen.h b/src/video_core/renderer_vulkan/vk_blit_screen.h
index 69ed61770..b52576957 100644
--- a/src/video_core/renderer_vulkan/vk_blit_screen.h
+++ b/src/video_core/renderer_vulkan/vk_blit_screen.h
@@ -6,7 +6,7 @@
#include <memory>
-#include "video_core/renderer_vulkan/vk_memory_manager.h"
+#include "video_core/vulkan_common/vulkan_memory_allocator.h"
#include "video_core/vulkan_common/vulkan_wrapper.h"
namespace Core {
@@ -43,7 +43,7 @@ public:
explicit VKBlitScreen(Core::Memory::Memory& cpu_memory,
Core::Frontend::EmuWindow& render_window,
VideoCore::RasterizerInterface& rasterizer, const Device& device,
- VKMemoryManager& memory_manager, VKSwapchain& swapchain,
+ MemoryAllocator& memory_allocator, VKSwapchain& swapchain,
VKScheduler& scheduler, const VKScreenInfo& screen_info);
~VKBlitScreen();
@@ -86,7 +86,7 @@ private:
Core::Frontend::EmuWindow& render_window;
VideoCore::RasterizerInterface& rasterizer;
const Device& device;
- VKMemoryManager& memory_manager;
+ MemoryAllocator& memory_allocator;
VKSwapchain& swapchain;
VKScheduler& scheduler;
const std::size_t image_count;
@@ -104,14 +104,14 @@ private:
vk::Sampler sampler;
vk::Buffer buffer;
- VKMemoryCommit buffer_commit;
+ MemoryCommit buffer_commit;
std::vector<u64> resource_ticks;
std::vector<vk::Semaphore> semaphores;
std::vector<vk::Image> raw_images;
std::vector<vk::ImageView> raw_image_views;
- std::vector<VKMemoryCommit> raw_buffer_commits;
+ std::vector<MemoryCommit> raw_buffer_commits;
u32 raw_width = 0;
u32 raw_height = 0;
};
diff --git a/src/video_core/renderer_vulkan/vk_buffer_cache.cpp b/src/video_core/renderer_vulkan/vk_buffer_cache.cpp
index 58c710344..d8ad40a0f 100644
--- a/src/video_core/renderer_vulkan/vk_buffer_cache.cpp
+++ b/src/video_core/renderer_vulkan/vk_buffer_cache.cpp
@@ -36,11 +36,11 @@ constexpr VkAccessFlags TRANSFORM_FEEDBACK_WRITE_ACCESS =
} // Anonymous namespace
-Buffer::Buffer(const Device& device_, VKMemoryManager& memory_manager, VKScheduler& scheduler_,
- VKStagingBufferPool& staging_pool_, VAddr cpu_addr_, std::size_t size_)
+Buffer::Buffer(const Device& device_, MemoryAllocator& memory_allocator, VKScheduler& scheduler_,
+ StagingBufferPool& staging_pool_, VAddr cpu_addr_, std::size_t size_)
: BufferBlock{cpu_addr_, size_}, device{device_}, scheduler{scheduler_}, staging_pool{
staging_pool_} {
- const VkBufferCreateInfo ci{
+ buffer = device.GetLogical().CreateBuffer(VkBufferCreateInfo{
.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
@@ -49,22 +49,20 @@ Buffer::Buffer(const Device& device_, VKMemoryManager& memory_manager, VKSchedul
.sharingMode = VK_SHARING_MODE_EXCLUSIVE,
.queueFamilyIndexCount = 0,
.pQueueFamilyIndices = nullptr,
- };
-
- buffer.handle = device.GetLogical().CreateBuffer(ci);
- buffer.commit = memory_manager.Commit(buffer.handle, false);
+ });
+ commit = memory_allocator.Commit(buffer, MemoryUsage::DeviceLocal);
}
Buffer::~Buffer() = default;
void Buffer::Upload(std::size_t offset, std::size_t data_size, const u8* data) {
- const auto& staging = staging_pool.GetUnusedBuffer(data_size, true);
- std::memcpy(staging.commit->Map(data_size), data, data_size);
+ const auto& staging = staging_pool.Request(data_size, MemoryUsage::Upload);
+ std::memcpy(staging.mapped_span.data(), data, data_size);
scheduler.RequestOutsideRenderPassOperationContext();
const VkBuffer handle = Handle();
- scheduler.Record([staging = *staging.handle, handle, offset, data_size,
+ scheduler.Record([staging = staging.buffer, handle, offset, data_size,
&device = device](vk::CommandBuffer cmdbuf) {
const VkBufferMemoryBarrier read_barrier{
.sType = VK_STRUCTURE_TYPE_BUFFER_MEMORY_BARRIER,
@@ -100,12 +98,12 @@ void Buffer::Upload(std::size_t offset, std::size_t data_size, const u8* data) {
}
void Buffer::Download(std::size_t offset, std::size_t data_size, u8* data) {
- const auto& staging = staging_pool.GetUnusedBuffer(data_size, true);
+ auto staging = staging_pool.Request(data_size, MemoryUsage::Download);
scheduler.RequestOutsideRenderPassOperationContext();
const VkBuffer handle = Handle();
scheduler.Record(
- [staging = *staging.handle, handle, offset, data_size](vk::CommandBuffer cmdbuf) {
+ [staging = staging.buffer, handle, offset, data_size](vk::CommandBuffer cmdbuf) {
const VkBufferMemoryBarrier barrier{
.sType = VK_STRUCTURE_TYPE_BUFFER_MEMORY_BARRIER,
.pNext = nullptr,
@@ -126,7 +124,7 @@ void Buffer::Download(std::size_t offset, std::size_t data_size, u8* data) {
});
scheduler.Finish();
- std::memcpy(data, staging.commit->Map(data_size), data_size);
+ std::memcpy(data, staging.mapped_span.data(), data_size);
}
void Buffer::CopyFrom(const Buffer& src, std::size_t src_offset, std::size_t dst_offset,
@@ -164,29 +162,29 @@ void Buffer::CopyFrom(const Buffer& src, std::size_t src_offset, std::size_t dst
VKBufferCache::VKBufferCache(VideoCore::RasterizerInterface& rasterizer_,
Tegra::MemoryManager& gpu_memory_, Core::Memory::Memory& cpu_memory_,
- const Device& device_, VKMemoryManager& memory_manager_,
+ const Device& device_, MemoryAllocator& memory_allocator_,
VKScheduler& scheduler_, VKStreamBuffer& stream_buffer_,
- VKStagingBufferPool& staging_pool_)
+ StagingBufferPool& staging_pool_)
: VideoCommon::BufferCache<Buffer, VkBuffer, VKStreamBuffer>{rasterizer_, gpu_memory_,
cpu_memory_, stream_buffer_},
- device{device_}, memory_manager{memory_manager_}, scheduler{scheduler_}, staging_pool{
- staging_pool_} {}
+ device{device_}, memory_allocator{memory_allocator_}, scheduler{scheduler_},
+ staging_pool{staging_pool_} {}
VKBufferCache::~VKBufferCache() = default;
std::shared_ptr<Buffer> VKBufferCache::CreateBlock(VAddr cpu_addr, std::size_t size) {
- return std::make_shared<Buffer>(device, memory_manager, scheduler, staging_pool, cpu_addr,
+ return std::make_shared<Buffer>(device, memory_allocator, scheduler, staging_pool, cpu_addr,
size);
}
VKBufferCache::BufferInfo VKBufferCache::GetEmptyBuffer(std::size_t size) {
size = std::max(size, std::size_t(4));
- const auto& empty = staging_pool.GetUnusedBuffer(size, false);
+ const auto& empty = staging_pool.Request(size, MemoryUsage::DeviceLocal);
scheduler.RequestOutsideRenderPassOperationContext();
- scheduler.Record([size, buffer = *empty.handle](vk::CommandBuffer cmdbuf) {
+ scheduler.Record([size, buffer = empty.buffer](vk::CommandBuffer cmdbuf) {
cmdbuf.FillBuffer(buffer, 0, size, 0);
});
- return {*empty.handle, 0, 0};
+ return {empty.buffer, 0, 0};
}
} // namespace Vulkan
diff --git a/src/video_core/renderer_vulkan/vk_buffer_cache.h b/src/video_core/renderer_vulkan/vk_buffer_cache.h
index 1c39aed34..41d577510 100644
--- a/src/video_core/renderer_vulkan/vk_buffer_cache.h
+++ b/src/video_core/renderer_vulkan/vk_buffer_cache.h
@@ -8,21 +8,20 @@
#include "common/common_types.h"
#include "video_core/buffer_cache/buffer_cache.h"
-#include "video_core/renderer_vulkan/vk_memory_manager.h"
#include "video_core/renderer_vulkan/vk_staging_buffer_pool.h"
#include "video_core/renderer_vulkan/vk_stream_buffer.h"
+#include "video_core/vulkan_common/vulkan_memory_allocator.h"
#include "video_core/vulkan_common/vulkan_wrapper.h"
namespace Vulkan {
class Device;
-class VKMemoryManager;
class VKScheduler;
class Buffer final : public VideoCommon::BufferBlock {
public:
- explicit Buffer(const Device& device, VKMemoryManager& memory_manager, VKScheduler& scheduler,
- VKStagingBufferPool& staging_pool, VAddr cpu_addr_, std::size_t size_);
+ explicit Buffer(const Device& device, MemoryAllocator& memory_allocator, VKScheduler& scheduler,
+ StagingBufferPool& staging_pool, VAddr cpu_addr_, std::size_t size_);
~Buffer();
void Upload(std::size_t offset, std::size_t data_size, const u8* data);
@@ -33,7 +32,7 @@ public:
std::size_t copy_size);
VkBuffer Handle() const {
- return *buffer.handle;
+ return *buffer;
}
u64 Address() const {
@@ -43,18 +42,19 @@ public:
private:
const Device& device;
VKScheduler& scheduler;
- VKStagingBufferPool& staging_pool;
+ StagingBufferPool& staging_pool;
- VKBuffer buffer;
+ vk::Buffer buffer;
+ MemoryCommit commit;
};
class VKBufferCache final : public VideoCommon::BufferCache<Buffer, VkBuffer, VKStreamBuffer> {
public:
explicit VKBufferCache(VideoCore::RasterizerInterface& rasterizer,
Tegra::MemoryManager& gpu_memory, Core::Memory::Memory& cpu_memory,
- const Device& device, VKMemoryManager& memory_manager,
+ const Device& device, MemoryAllocator& memory_allocator,
VKScheduler& scheduler, VKStreamBuffer& stream_buffer,
- VKStagingBufferPool& staging_pool);
+ StagingBufferPool& staging_pool);
~VKBufferCache();
BufferInfo GetEmptyBuffer(std::size_t size) override;
@@ -64,9 +64,9 @@ protected:
private:
const Device& device;
- VKMemoryManager& memory_manager;
+ MemoryAllocator& memory_allocator;
VKScheduler& scheduler;
- VKStagingBufferPool& staging_pool;
+ StagingBufferPool& staging_pool;
};
} // namespace Vulkan
diff --git a/src/video_core/renderer_vulkan/vk_compute_pass.cpp b/src/video_core/renderer_vulkan/vk_compute_pass.cpp
index 02a6d54b7..5eb6a54be 100644
--- a/src/video_core/renderer_vulkan/vk_compute_pass.cpp
+++ b/src/video_core/renderer_vulkan/vk_compute_pass.cpp
@@ -164,7 +164,7 @@ VkDescriptorSet VKComputePass::CommitDescriptorSet(
QuadArrayPass::QuadArrayPass(const Device& device_, VKScheduler& scheduler_,
VKDescriptorPool& descriptor_pool_,
- VKStagingBufferPool& staging_buffer_pool_,
+ StagingBufferPool& staging_buffer_pool_,
VKUpdateDescriptorQueue& update_descriptor_queue_)
: VKComputePass(device_, descriptor_pool_, BuildQuadArrayPassDescriptorSetLayoutBinding(),
BuildQuadArrayPassDescriptorUpdateTemplateEntry(),
@@ -177,18 +177,18 @@ QuadArrayPass::~QuadArrayPass() = default;
std::pair<VkBuffer, VkDeviceSize> QuadArrayPass::Assemble(u32 num_vertices, u32 first) {
const u32 num_triangle_vertices = (num_vertices / 4) * 6;
const std::size_t staging_size = num_triangle_vertices * sizeof(u32);
- auto& buffer = staging_buffer_pool.GetUnusedBuffer(staging_size, false);
+ const auto staging_ref = staging_buffer_pool.Request(staging_size, MemoryUsage::DeviceLocal);
update_descriptor_queue.Acquire();
- update_descriptor_queue.AddBuffer(*buffer.handle, 0, staging_size);
+ update_descriptor_queue.AddBuffer(staging_ref.buffer, 0, staging_size);
const VkDescriptorSet set = CommitDescriptorSet(update_descriptor_queue);
scheduler.RequestOutsideRenderPassOperationContext();
ASSERT(num_vertices % 4 == 0);
const u32 num_quads = num_vertices / 4;
- scheduler.Record([layout = *layout, pipeline = *pipeline, buffer = *buffer.handle, num_quads,
- first, set](vk::CommandBuffer cmdbuf) {
+ scheduler.Record([layout = *layout, pipeline = *pipeline, buffer = staging_ref.buffer,
+ num_quads, first, set](vk::CommandBuffer cmdbuf) {
constexpr u32 dispatch_size = 1024;
cmdbuf.BindPipeline(VK_PIPELINE_BIND_POINT_COMPUTE, pipeline);
cmdbuf.BindDescriptorSets(VK_PIPELINE_BIND_POINT_COMPUTE, layout, 0, set, {});
@@ -208,11 +208,11 @@ std::pair<VkBuffer, VkDeviceSize> QuadArrayPass::Assemble(u32 num_vertices, u32
cmdbuf.PipelineBarrier(VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT,
VK_PIPELINE_STAGE_VERTEX_INPUT_BIT, 0, {}, {barrier}, {});
});
- return {*buffer.handle, 0};
+ return {staging_ref.buffer, 0};
}
Uint8Pass::Uint8Pass(const Device& device, VKScheduler& scheduler_,
- VKDescriptorPool& descriptor_pool, VKStagingBufferPool& staging_buffer_pool_,
+ VKDescriptorPool& descriptor_pool, StagingBufferPool& staging_buffer_pool_,
VKUpdateDescriptorQueue& update_descriptor_queue_)
: VKComputePass(device, descriptor_pool, BuildInputOutputDescriptorSetBindings(),
BuildInputOutputDescriptorUpdateTemplate(), {}, VULKAN_UINT8_COMP_SPV),
@@ -224,15 +224,15 @@ Uint8Pass::~Uint8Pass() = default;
std::pair<VkBuffer, u64> Uint8Pass::Assemble(u32 num_vertices, VkBuffer src_buffer,
u64 src_offset) {
const u32 staging_size = static_cast<u32>(num_vertices * sizeof(u16));
- auto& buffer = staging_buffer_pool.GetUnusedBuffer(staging_size, false);
+ const auto staging_ref = staging_buffer_pool.Request(staging_size, MemoryUsage::DeviceLocal);
update_descriptor_queue.Acquire();
update_descriptor_queue.AddBuffer(src_buffer, src_offset, num_vertices);
- update_descriptor_queue.AddBuffer(*buffer.handle, 0, staging_size);
+ update_descriptor_queue.AddBuffer(staging_ref.buffer, 0, staging_size);
const VkDescriptorSet set = CommitDescriptorSet(update_descriptor_queue);
scheduler.RequestOutsideRenderPassOperationContext();
- scheduler.Record([layout = *layout, pipeline = *pipeline, buffer = *buffer.handle, set,
+ scheduler.Record([layout = *layout, pipeline = *pipeline, buffer = staging_ref.buffer, set,
num_vertices](vk::CommandBuffer cmdbuf) {
constexpr u32 dispatch_size = 1024;
cmdbuf.BindPipeline(VK_PIPELINE_BIND_POINT_COMPUTE, pipeline);
@@ -252,12 +252,12 @@ std::pair<VkBuffer, u64> Uint8Pass::Assemble(u32 num_vertices, VkBuffer src_buff
cmdbuf.PipelineBarrier(VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT,
VK_PIPELINE_STAGE_VERTEX_INPUT_BIT, 0, {}, barrier, {});
});
- return {*buffer.handle, 0};
+ return {staging_ref.buffer, 0};
}
QuadIndexedPass::QuadIndexedPass(const Device& device_, VKScheduler& scheduler_,
VKDescriptorPool& descriptor_pool_,
- VKStagingBufferPool& staging_buffer_pool_,
+ StagingBufferPool& staging_buffer_pool_,
VKUpdateDescriptorQueue& update_descriptor_queue_)
: VKComputePass(device_, descriptor_pool_, BuildInputOutputDescriptorSetBindings(),
BuildInputOutputDescriptorUpdateTemplate(),
@@ -286,15 +286,15 @@ std::pair<VkBuffer, u64> QuadIndexedPass::Assemble(
const u32 num_tri_vertices = (num_vertices / 4) * 6;
const std::size_t staging_size = num_tri_vertices * sizeof(u32);
- auto& buffer = staging_buffer_pool.GetUnusedBuffer(staging_size, false);
+ const auto staging_ref = staging_buffer_pool.Request(staging_size, MemoryUsage::DeviceLocal);
update_descriptor_queue.Acquire();
update_descriptor_queue.AddBuffer(src_buffer, src_offset, input_size);
- update_descriptor_queue.AddBuffer(*buffer.handle, 0, staging_size);
+ update_descriptor_queue.AddBuffer(staging_ref.buffer, 0, staging_size);
const VkDescriptorSet set = CommitDescriptorSet(update_descriptor_queue);
scheduler.RequestOutsideRenderPassOperationContext();
- scheduler.Record([layout = *layout, pipeline = *pipeline, buffer = *buffer.handle, set,
+ scheduler.Record([layout = *layout, pipeline = *pipeline, buffer = staging_ref.buffer, set,
num_tri_vertices, base_vertex, index_shift](vk::CommandBuffer cmdbuf) {
static constexpr u32 dispatch_size = 1024;
const std::array push_constants = {base_vertex, index_shift};
@@ -317,7 +317,7 @@ std::pair<VkBuffer, u64> QuadIndexedPass::Assemble(
cmdbuf.PipelineBarrier(VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT,
VK_PIPELINE_STAGE_VERTEX_INPUT_BIT, 0, {}, barrier, {});
});
- return {*buffer.handle, 0};
+ return {staging_ref.buffer, 0};
}
} // namespace Vulkan
diff --git a/src/video_core/renderer_vulkan/vk_compute_pass.h b/src/video_core/renderer_vulkan/vk_compute_pass.h
index 7ddb09afb..f5c6f5f17 100644
--- a/src/video_core/renderer_vulkan/vk_compute_pass.h
+++ b/src/video_core/renderer_vulkan/vk_compute_pass.h
@@ -16,8 +16,8 @@
namespace Vulkan {
class Device;
+class StagingBufferPool;
class VKScheduler;
-class VKStagingBufferPool;
class VKUpdateDescriptorQueue;
class VKComputePass {
@@ -45,7 +45,7 @@ class QuadArrayPass final : public VKComputePass {
public:
explicit QuadArrayPass(const Device& device_, VKScheduler& scheduler_,
VKDescriptorPool& descriptor_pool_,
- VKStagingBufferPool& staging_buffer_pool_,
+ StagingBufferPool& staging_buffer_pool_,
VKUpdateDescriptorQueue& update_descriptor_queue_);
~QuadArrayPass();
@@ -53,15 +53,14 @@ public:
private:
VKScheduler& scheduler;
- VKStagingBufferPool& staging_buffer_pool;
+ StagingBufferPool& staging_buffer_pool;
VKUpdateDescriptorQueue& update_descriptor_queue;
};
class Uint8Pass final : public VKComputePass {
public:
explicit Uint8Pass(const Device& device_, VKScheduler& scheduler_,
- VKDescriptorPool& descriptor_pool_,
- VKStagingBufferPool& staging_buffer_pool_,
+ VKDescriptorPool& descriptor_pool_, StagingBufferPool& staging_buffer_pool_,
VKUpdateDescriptorQueue& update_descriptor_queue_);
~Uint8Pass();
@@ -69,7 +68,7 @@ public:
private:
VKScheduler& scheduler;
- VKStagingBufferPool& staging_buffer_pool;
+ StagingBufferPool& staging_buffer_pool;
VKUpdateDescriptorQueue& update_descriptor_queue;
};
@@ -77,7 +76,7 @@ class QuadIndexedPass final : public VKComputePass {
public:
explicit QuadIndexedPass(const Device& device_, VKScheduler& scheduler_,
VKDescriptorPool& descriptor_pool_,
- VKStagingBufferPool& staging_buffer_pool_,
+ StagingBufferPool& staging_buffer_pool_,
VKUpdateDescriptorQueue& update_descriptor_queue_);
~QuadIndexedPass();
@@ -87,7 +86,7 @@ public:
private:
VKScheduler& scheduler;
- VKStagingBufferPool& staging_buffer_pool;
+ StagingBufferPool& staging_buffer_pool;
VKUpdateDescriptorQueue& update_descriptor_queue;
};
diff --git a/src/video_core/renderer_vulkan/vk_memory_manager.cpp b/src/video_core/renderer_vulkan/vk_memory_manager.cpp
deleted file mode 100644
index a6abd0eee..000000000
--- a/src/video_core/renderer_vulkan/vk_memory_manager.cpp
+++ /dev/null
@@ -1,230 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include <algorithm>
-#include <optional>
-#include <tuple>
-#include <vector>
-
-#include "common/alignment.h"
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "common/logging/log.h"
-#include "video_core/renderer_vulkan/vk_memory_manager.h"
-#include "video_core/vulkan_common/vulkan_device.h"
-#include "video_core/vulkan_common/vulkan_wrapper.h"
-
-namespace Vulkan {
-
-namespace {
-
-u64 GetAllocationChunkSize(u64 required_size) {
- static constexpr u64 sizes[] = {16ULL << 20, 32ULL << 20, 64ULL << 20, 128ULL << 20};
- auto it = std::lower_bound(std::begin(sizes), std::end(sizes), required_size);
- return it != std::end(sizes) ? *it : Common::AlignUp(required_size, 256ULL << 20);
-}
-
-} // Anonymous namespace
-
-class VKMemoryAllocation final {
-public:
- explicit VKMemoryAllocation(const Device& device_, vk::DeviceMemory memory_,
- VkMemoryPropertyFlags properties_, u64 allocation_size_, u32 type_)
- : device{device_}, memory{std::move(memory_)}, properties{properties_},
- allocation_size{allocation_size_}, shifted_type{ShiftType(type_)} {}
-
- VKMemoryCommit Commit(VkDeviceSize commit_size, VkDeviceSize alignment) {
- auto found = TryFindFreeSection(free_iterator, allocation_size,
- static_cast<u64>(commit_size), static_cast<u64>(alignment));
- if (!found) {
- found = TryFindFreeSection(0, free_iterator, static_cast<u64>(commit_size),
- static_cast<u64>(alignment));
- if (!found) {
- // Signal out of memory, it'll try to do more allocations.
- return nullptr;
- }
- }
- auto commit = std::make_unique<VKMemoryCommitImpl>(device, this, memory, *found,
- *found + commit_size);
- commits.push_back(commit.get());
-
- // Last commit's address is highly probable to be free.
- free_iterator = *found + commit_size;
-
- return commit;
- }
-
- void Free(const VKMemoryCommitImpl* commit) {
- ASSERT(commit);
-
- const auto it = std::find(std::begin(commits), std::end(commits), commit);
- if (it == commits.end()) {
- UNREACHABLE_MSG("Freeing unallocated commit!");
- return;
- }
- commits.erase(it);
- }
-
- /// Returns whether this allocation is compatible with the arguments.
- bool IsCompatible(VkMemoryPropertyFlags wanted_properties, u32 type_mask) const {
- return (wanted_properties & properties) && (type_mask & shifted_type) != 0;
- }
-
-private:
- static constexpr u32 ShiftType(u32 type) {
- return 1U << type;
- }
-
- /// A memory allocator, it may return a free region between "start" and "end" with the solicited
- /// requirements.
- std::optional<u64> TryFindFreeSection(u64 start, u64 end, u64 size, u64 alignment) const {
- u64 iterator = Common::AlignUp(start, alignment);
- while (iterator + size <= end) {
- const u64 try_left = iterator;
- const u64 try_right = try_left + size;
-
- bool overlap = false;
- for (const auto& commit : commits) {
- const auto [commit_left, commit_right] = commit->interval;
- if (try_left < commit_right && commit_left < try_right) {
- // There's an overlap, continue the search where the overlapping commit ends.
- iterator = Common::AlignUp(commit_right, alignment);
- overlap = true;
- break;
- }
- }
- if (!overlap) {
- // A free address has been found.
- return try_left;
- }
- }
-
- // No free regions where found, return an empty optional.
- return std::nullopt;
- }
-
- const Device& device; ///< Vulkan device.
- const vk::DeviceMemory memory; ///< Vulkan memory allocation handler.
- const VkMemoryPropertyFlags properties; ///< Vulkan properties.
- const u64 allocation_size; ///< Size of this allocation.
- const u32 shifted_type; ///< Stored Vulkan type of this allocation, shifted.
-
- /// Hints where the next free region is likely going to be.
- u64 free_iterator{};
-
- /// Stores all commits done from this allocation.
- std::vector<const VKMemoryCommitImpl*> commits;
-};
-
-VKMemoryManager::VKMemoryManager(const Device& device_)
- : device{device_}, properties{device_.GetPhysical().GetMemoryProperties()} {}
-
-VKMemoryManager::~VKMemoryManager() = default;
-
-VKMemoryCommit VKMemoryManager::Commit(const VkMemoryRequirements& requirements,
- bool host_visible) {
- const u64 chunk_size = GetAllocationChunkSize(requirements.size);
-
- // When a host visible commit is asked, search for host visible and coherent, otherwise search
- // for a fast device local type.
- const VkMemoryPropertyFlags wanted_properties =
- host_visible ? VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT
- : VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT;
-
- if (auto commit = TryAllocCommit(requirements, wanted_properties)) {
- return commit;
- }
-
- // Commit has failed, allocate more memory.
- if (!AllocMemory(wanted_properties, requirements.memoryTypeBits, chunk_size)) {
- // TODO(Rodrigo): Handle these situations in some way like flushing to guest memory.
- // Allocation has failed, panic.
- UNREACHABLE_MSG("Ran out of VRAM!");
- return {};
- }
-
- // Commit again, this time it won't fail since there's a fresh allocation above. If it does,
- // there's a bug.
- auto commit = TryAllocCommit(requirements, wanted_properties);
- ASSERT(commit);
- return commit;
-}
-
-VKMemoryCommit VKMemoryManager::Commit(const vk::Buffer& buffer, bool host_visible) {
- auto commit = Commit(device.GetLogical().GetBufferMemoryRequirements(*buffer), host_visible);
- buffer.BindMemory(commit->GetMemory(), commit->GetOffset());
- return commit;
-}
-
-VKMemoryCommit VKMemoryManager::Commit(const vk::Image& image, bool host_visible) {
- auto commit = Commit(device.GetLogical().GetImageMemoryRequirements(*image), host_visible);
- image.BindMemory(commit->GetMemory(), commit->GetOffset());
- return commit;
-}
-
-bool VKMemoryManager::AllocMemory(VkMemoryPropertyFlags wanted_properties, u32 type_mask,
- u64 size) {
- const u32 type = [&] {
- for (u32 type_index = 0; type_index < properties.memoryTypeCount; ++type_index) {
- const auto flags = properties.memoryTypes[type_index].propertyFlags;
- if ((type_mask & (1U << type_index)) && (flags & wanted_properties)) {
- // The type matches in type and in the wanted properties.
- return type_index;
- }
- }
- UNREACHABLE_MSG("Couldn't find a compatible memory type!");
- return 0U;
- }();
-
- // Try to allocate found type.
- vk::DeviceMemory memory = device.GetLogical().TryAllocateMemory({
- .sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO,
- .pNext = nullptr,
- .allocationSize = size,
- .memoryTypeIndex = type,
- });
- if (!memory) {
- LOG_CRITICAL(Render_Vulkan, "Device allocation failed!");
- return false;
- }
-
- allocations.push_back(std::make_unique<VKMemoryAllocation>(device, std::move(memory),
- wanted_properties, size, type));
- return true;
-}
-
-VKMemoryCommit VKMemoryManager::TryAllocCommit(const VkMemoryRequirements& requirements,
- VkMemoryPropertyFlags wanted_properties) {
- for (auto& allocation : allocations) {
- if (!allocation->IsCompatible(wanted_properties, requirements.memoryTypeBits)) {
- continue;
- }
- if (auto commit = allocation->Commit(requirements.size, requirements.alignment)) {
- return commit;
- }
- }
- return {};
-}
-
-VKMemoryCommitImpl::VKMemoryCommitImpl(const Device& device_, VKMemoryAllocation* allocation_,
- const vk::DeviceMemory& memory_, u64 begin_, u64 end_)
- : device{device_}, memory{memory_}, interval{begin_, end_}, allocation{allocation_} {}
-
-VKMemoryCommitImpl::~VKMemoryCommitImpl() {
- allocation->Free(this);
-}
-
-MemoryMap VKMemoryCommitImpl::Map(u64 size, u64 offset_) const {
- return MemoryMap(this, std::span<u8>(memory.Map(interval.first + offset_, size), size));
-}
-
-void VKMemoryCommitImpl::Unmap() const {
- memory.Unmap();
-}
-
-MemoryMap VKMemoryCommitImpl::Map() const {
- return Map(interval.second - interval.first);
-}
-
-} // namespace Vulkan
diff --git a/src/video_core/renderer_vulkan/vk_memory_manager.h b/src/video_core/renderer_vulkan/vk_memory_manager.h
deleted file mode 100644
index 2452bca4e..000000000
--- a/src/video_core/renderer_vulkan/vk_memory_manager.h
+++ /dev/null
@@ -1,132 +0,0 @@
-// Copyright 2019 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#pragma once
-
-#include <memory>
-#include <span>
-#include <utility>
-#include <vector>
-#include "common/common_types.h"
-#include "video_core/vulkan_common/vulkan_wrapper.h"
-
-namespace Vulkan {
-
-class Device;
-class MemoryMap;
-class VKMemoryAllocation;
-class VKMemoryCommitImpl;
-
-using VKMemoryCommit = std::unique_ptr<VKMemoryCommitImpl>;
-
-class VKMemoryManager final {
-public:
- explicit VKMemoryManager(const Device& device_);
- VKMemoryManager(const VKMemoryManager&) = delete;
- ~VKMemoryManager();
-
- /**
- * Commits a memory with the specified requeriments.
- * @param requirements Requirements returned from a Vulkan call.
- * @param host_visible Signals the allocator that it *must* use host visible and coherent
- * memory. When passing false, it will try to allocate device local memory.
- * @returns A memory commit.
- */
- VKMemoryCommit Commit(const VkMemoryRequirements& requirements, bool host_visible);
-
- /// Commits memory required by the buffer and binds it.
- VKMemoryCommit Commit(const vk::Buffer& buffer, bool host_visible);
-
- /// Commits memory required by the image and binds it.
- VKMemoryCommit Commit(const vk::Image& image, bool host_visible);
-
-private:
- /// Allocates a chunk of memory.
- bool AllocMemory(VkMemoryPropertyFlags wanted_properties, u32 type_mask, u64 size);
-
- /// Tries to allocate a memory commit.
- VKMemoryCommit TryAllocCommit(const VkMemoryRequirements& requirements,
- VkMemoryPropertyFlags wanted_properties);
-
- const Device& device; ///< Device handler.
- const VkPhysicalDeviceMemoryProperties properties; ///< Physical device properties.
- std::vector<std::unique_ptr<VKMemoryAllocation>> allocations; ///< Current allocations.
-};
-
-class VKMemoryCommitImpl final {
- friend VKMemoryAllocation;
- friend MemoryMap;
-
-public:
- explicit VKMemoryCommitImpl(const Device& device_, VKMemoryAllocation* allocation_,
- const vk::DeviceMemory& memory_, u64 begin_, u64 end_);
- ~VKMemoryCommitImpl();
-
- /// Maps a memory region and returns a pointer to it.
- /// It's illegal to have more than one memory map at the same time.
- MemoryMap Map(u64 size, u64 offset = 0) const;
-
- /// Maps the whole commit and returns a pointer to it.
- /// It's illegal to have more than one memory map at the same time.
- MemoryMap Map() const;
-
- /// Returns the Vulkan memory handler.
- VkDeviceMemory GetMemory() const {
- return *memory;
- }
-
- /// Returns the start position of the commit relative to the allocation.
- VkDeviceSize GetOffset() const {
- return static_cast<VkDeviceSize>(interval.first);
- }
-
-private:
- /// Unmaps memory.
- void Unmap() const;
-
- const Device& device; ///< Vulkan device.
- const vk::DeviceMemory& memory; ///< Vulkan device memory handler.
- std::pair<u64, u64> interval{}; ///< Interval where the commit exists.
- VKMemoryAllocation* allocation{}; ///< Pointer to the large memory allocation.
-};
-
-/// Holds ownership of a memory map.
-class MemoryMap final {
-public:
- explicit MemoryMap(const VKMemoryCommitImpl* commit_, std::span<u8> span_)
- : commit{commit_}, span{span_} {}
-
- ~MemoryMap() {
- if (commit) {
- commit->Unmap();
- }
- }
-
- /// Prematurely releases the memory map.
- void Release() {
- commit->Unmap();
- commit = nullptr;
- }
-
- /// Returns a span to the memory map.
- [[nodiscard]] std::span<u8> Span() const noexcept {
- return span;
- }
-
- /// Returns the address of the memory map.
- [[nodiscard]] u8* Address() const noexcept {
- return span.data();
- }
-
- /// Returns the address of the memory map;
- [[nodiscard]] operator u8*() const noexcept {
- return span.data();
- }
-
-private:
- const VKMemoryCommitImpl* commit{}; ///< Mapped memory commit.
- std::span<u8> span; ///< Address to the mapped memory.
-};
-
-} // namespace Vulkan
diff --git a/src/video_core/renderer_vulkan/vk_rasterizer.cpp b/src/video_core/renderer_vulkan/vk_rasterizer.cpp
index ce3db49bd..f0a111829 100644
--- a/src/video_core/renderer_vulkan/vk_rasterizer.cpp
+++ b/src/video_core/renderer_vulkan/vk_rasterizer.cpp
@@ -409,24 +409,24 @@ void RasterizerVulkan::DrawParameters::Draw(vk::CommandBuffer cmdbuf) const {
RasterizerVulkan::RasterizerVulkan(Core::Frontend::EmuWindow& emu_window_, Tegra::GPU& gpu_,
Tegra::MemoryManager& gpu_memory_,
Core::Memory::Memory& cpu_memory_, VKScreenInfo& screen_info_,
- const Device& device_, VKMemoryManager& memory_manager_,
+ const Device& device_, MemoryAllocator& memory_allocator_,
StateTracker& state_tracker_, VKScheduler& scheduler_)
: RasterizerAccelerated{cpu_memory_}, gpu{gpu_},
gpu_memory{gpu_memory_}, maxwell3d{gpu.Maxwell3D()}, kepler_compute{gpu.KeplerCompute()},
- screen_info{screen_info_}, device{device_}, memory_manager{memory_manager_},
+ screen_info{screen_info_}, device{device_}, memory_allocator{memory_allocator_},
state_tracker{state_tracker_}, scheduler{scheduler_}, stream_buffer(device, scheduler),
- staging_pool(device, memory_manager, scheduler), descriptor_pool(device, scheduler),
+ staging_pool(device, memory_allocator, scheduler), descriptor_pool(device, scheduler),
update_descriptor_queue(device, scheduler),
blit_image(device, scheduler, state_tracker, descriptor_pool),
quad_array_pass(device, scheduler, descriptor_pool, staging_pool, update_descriptor_queue),
quad_indexed_pass(device, scheduler, descriptor_pool, staging_pool, update_descriptor_queue),
uint8_pass(device, scheduler, descriptor_pool, staging_pool, update_descriptor_queue),
- texture_cache_runtime{device, scheduler, memory_manager, staging_pool, blit_image},
+ texture_cache_runtime{device, scheduler, memory_allocator, staging_pool, blit_image},
texture_cache(texture_cache_runtime, *this, maxwell3d, kepler_compute, gpu_memory),
pipeline_cache(*this, gpu, maxwell3d, kepler_compute, gpu_memory, device, scheduler,
descriptor_pool, update_descriptor_queue),
- buffer_cache(*this, gpu_memory, cpu_memory_, device, memory_manager, scheduler, stream_buffer,
- staging_pool),
+ buffer_cache(*this, gpu_memory, cpu_memory_, device, memory_allocator, scheduler,
+ stream_buffer, staging_pool),
query_cache{*this, maxwell3d, gpu_memory, device, scheduler},
fence_manager(*this, gpu, gpu_memory, texture_cache, buffer_cache, query_cache, scheduler),
wfi_event(device.GetLogical().CreateEvent()), async_shaders(emu_window_) {
@@ -1445,7 +1445,7 @@ VkBuffer RasterizerVulkan::DefaultBuffer() {
.queueFamilyIndexCount = 0,
.pQueueFamilyIndices = nullptr,
});
- default_buffer_commit = memory_manager.Commit(default_buffer, false);
+ default_buffer_commit = memory_allocator.Commit(default_buffer, MemoryUsage::DeviceLocal);
scheduler.RequestOutsideRenderPassOperationContext();
scheduler.Record([buffer = *default_buffer](vk::CommandBuffer cmdbuf) {
diff --git a/src/video_core/renderer_vulkan/vk_rasterizer.h b/src/video_core/renderer_vulkan/vk_rasterizer.h
index 4695718e9..8e261b9bd 100644
--- a/src/video_core/renderer_vulkan/vk_rasterizer.h
+++ b/src/video_core/renderer_vulkan/vk_rasterizer.h
@@ -21,7 +21,6 @@
#include "video_core/renderer_vulkan/vk_compute_pass.h"
#include "video_core/renderer_vulkan/vk_descriptor_pool.h"
#include "video_core/renderer_vulkan/vk_fence_manager.h"
-#include "video_core/renderer_vulkan/vk_memory_manager.h"
#include "video_core/renderer_vulkan/vk_pipeline_cache.h"
#include "video_core/renderer_vulkan/vk_query_cache.h"
#include "video_core/renderer_vulkan/vk_scheduler.h"
@@ -30,6 +29,7 @@
#include "video_core/renderer_vulkan/vk_texture_cache.h"
#include "video_core/renderer_vulkan/vk_update_descriptor.h"
#include "video_core/shader/async_shaders.h"
+#include "video_core/vulkan_common/vulkan_memory_allocator.h"
#include "video_core/vulkan_common/vulkan_wrapper.h"
namespace Core {
@@ -56,7 +56,7 @@ public:
explicit RasterizerVulkan(Core::Frontend::EmuWindow& emu_window_, Tegra::GPU& gpu_,
Tegra::MemoryManager& gpu_memory_, Core::Memory::Memory& cpu_memory_,
VKScreenInfo& screen_info_, const Device& device_,
- VKMemoryManager& memory_manager_, StateTracker& state_tracker_,
+ MemoryAllocator& memory_allocator_, StateTracker& state_tracker_,
VKScheduler& scheduler_);
~RasterizerVulkan() override;
@@ -213,12 +213,12 @@ private:
VKScreenInfo& screen_info;
const Device& device;
- VKMemoryManager& memory_manager;
+ MemoryAllocator& memory_allocator;
StateTracker& state_tracker;
VKScheduler& scheduler;
VKStreamBuffer stream_buffer;
- VKStagingBufferPool staging_pool;
+ StagingBufferPool staging_pool;
VKDescriptorPool descriptor_pool;
VKUpdateDescriptorQueue update_descriptor_queue;
BlitImageHelper blit_image;
@@ -234,7 +234,7 @@ private:
VKFenceManager fence_manager;
vk::Buffer default_buffer;
- VKMemoryCommit default_buffer_commit;
+ MemoryCommit default_buffer_commit;
vk::Event wfi_event;
VideoCommon::Shader::AsyncShaders async_shaders;
diff --git a/src/video_core/renderer_vulkan/vk_staging_buffer_pool.cpp b/src/video_core/renderer_vulkan/vk_staging_buffer_pool.cpp
index 1e0b8b922..97fd41cc1 100644
--- a/src/video_core/renderer_vulkan/vk_staging_buffer_pool.cpp
+++ b/src/video_core/renderer_vulkan/vk_staging_buffer_pool.cpp
@@ -3,10 +3,12 @@
// Refer to the license.txt file included.
#include <algorithm>
-#include <unordered_map>
#include <utility>
#include <vector>
+#include <fmt/format.h>
+
+#include "common/assert.h"
#include "common/bit_util.h"
#include "common/common_types.h"
#include "video_core/renderer_vulkan/vk_scheduler.h"
@@ -16,45 +18,51 @@
namespace Vulkan {
-VKStagingBufferPool::StagingBuffer::StagingBuffer(std::unique_ptr<VKBuffer> buffer_)
- : buffer{std::move(buffer_)} {}
-
-VKStagingBufferPool::VKStagingBufferPool(const Device& device_, VKMemoryManager& memory_manager_,
- VKScheduler& scheduler_)
- : device{device_}, memory_manager{memory_manager_}, scheduler{scheduler_} {}
+StagingBufferPool::StagingBufferPool(const Device& device_, MemoryAllocator& memory_allocator_,
+ VKScheduler& scheduler_)
+ : device{device_}, memory_allocator{memory_allocator_}, scheduler{scheduler_} {}
-VKStagingBufferPool::~VKStagingBufferPool() = default;
+StagingBufferPool::~StagingBufferPool() = default;
-VKBuffer& VKStagingBufferPool::GetUnusedBuffer(std::size_t size, bool host_visible) {
- if (const auto buffer = TryGetReservedBuffer(size, host_visible)) {
- return *buffer;
+StagingBufferRef StagingBufferPool::Request(size_t size, MemoryUsage usage) {
+ if (const std::optional<StagingBufferRef> ref = TryGetReservedBuffer(size, usage)) {
+ return *ref;
}
- return CreateStagingBuffer(size, host_visible);
+ return CreateStagingBuffer(size, usage);
}
-void VKStagingBufferPool::TickFrame() {
- current_delete_level = (current_delete_level + 1) % NumLevels;
+void StagingBufferPool::TickFrame() {
+ current_delete_level = (current_delete_level + 1) % NUM_LEVELS;
- ReleaseCache(true);
- ReleaseCache(false);
+ ReleaseCache(MemoryUsage::DeviceLocal);
+ ReleaseCache(MemoryUsage::Upload);
+ ReleaseCache(MemoryUsage::Download);
}
-VKBuffer* VKStagingBufferPool::TryGetReservedBuffer(std::size_t size, bool host_visible) {
- for (StagingBuffer& entry : GetCache(host_visible)[Common::Log2Ceil64(size)].entries) {
- if (!scheduler.IsFree(entry.tick)) {
- continue;
+std::optional<StagingBufferRef> StagingBufferPool::TryGetReservedBuffer(size_t size,
+ MemoryUsage usage) {
+ StagingBuffers& cache_level = GetCache(usage)[Common::Log2Ceil64(size)];
+
+ const auto is_free = [this](const StagingBuffer& entry) {
+ return scheduler.IsFree(entry.tick);
+ };
+ auto& entries = cache_level.entries;
+ const auto hint_it = entries.begin() + cache_level.iterate_index;
+ auto it = std::find_if(entries.begin() + cache_level.iterate_index, entries.end(), is_free);
+ if (it == entries.end()) {
+ it = std::find_if(entries.begin(), hint_it, is_free);
+ if (it == hint_it) {
+ return std::nullopt;
}
- entry.tick = scheduler.CurrentTick();
- return &*entry.buffer;
}
- return nullptr;
+ cache_level.iterate_index = std::distance(entries.begin(), it) + 1;
+ it->tick = scheduler.CurrentTick();
+ return it->Ref();
}
-VKBuffer& VKStagingBufferPool::CreateStagingBuffer(std::size_t size, bool host_visible) {
+StagingBufferRef StagingBufferPool::CreateStagingBuffer(size_t size, MemoryUsage usage) {
const u32 log2 = Common::Log2Ceil64(size);
-
- auto buffer = std::make_unique<VKBuffer>();
- buffer->handle = device.GetLogical().CreateBuffer({
+ vk::Buffer buffer = device.GetLogical().CreateBuffer({
.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO,
.pNext = nullptr,
.flags = 0,
@@ -66,49 +74,63 @@ VKBuffer& VKStagingBufferPool::CreateStagingBuffer(std::size_t size, bool host_v
.queueFamilyIndexCount = 0,
.pQueueFamilyIndices = nullptr,
});
- buffer->commit = memory_manager.Commit(buffer->handle, host_visible);
-
- std::vector<StagingBuffer>& entries = GetCache(host_visible)[log2].entries;
- StagingBuffer& entry = entries.emplace_back(std::move(buffer));
- entry.tick = scheduler.CurrentTick();
- return *entry.buffer;
-}
-
-VKStagingBufferPool::StagingBuffersCache& VKStagingBufferPool::GetCache(bool host_visible) {
- return host_visible ? host_staging_buffers : device_staging_buffers;
+ if (device.HasDebuggingToolAttached()) {
+ ++buffer_index;
+ buffer.SetObjectNameEXT(fmt::format("Staging Buffer {}", buffer_index).c_str());
+ }
+ MemoryCommit commit = memory_allocator.Commit(buffer, usage);
+ const std::span<u8> mapped_span = IsHostVisible(usage) ? commit.Map() : std::span<u8>{};
+
+ StagingBuffer& entry = GetCache(usage)[log2].entries.emplace_back(StagingBuffer{
+ .buffer = std::move(buffer),
+ .commit = std::move(commit),
+ .mapped_span = mapped_span,
+ .tick = scheduler.CurrentTick(),
+ });
+ return entry.Ref();
}
-void VKStagingBufferPool::ReleaseCache(bool host_visible) {
- auto& cache = GetCache(host_visible);
- const u64 size = ReleaseLevel(cache, current_delete_level);
- if (size == 0) {
- return;
+StagingBufferPool::StagingBuffersCache& StagingBufferPool::GetCache(MemoryUsage usage) {
+ switch (usage) {
+ case MemoryUsage::DeviceLocal:
+ return device_local_cache;
+ case MemoryUsage::Upload:
+ return upload_cache;
+ case MemoryUsage::Download:
+ return download_cache;
+ default:
+ UNREACHABLE_MSG("Invalid memory usage={}", usage);
+ return upload_cache;
}
}
-u64 VKStagingBufferPool::ReleaseLevel(StagingBuffersCache& cache, std::size_t log2) {
- static constexpr std::size_t deletions_per_tick = 16;
+void StagingBufferPool::ReleaseCache(MemoryUsage usage) {
+ ReleaseLevel(GetCache(usage), current_delete_level);
+}
+void StagingBufferPool::ReleaseLevel(StagingBuffersCache& cache, size_t log2) {
+ constexpr size_t deletions_per_tick = 16;
auto& staging = cache[log2];
auto& entries = staging.entries;
- const std::size_t old_size = entries.size();
+ const size_t old_size = entries.size();
const auto is_deleteable = [this](const StagingBuffer& entry) {
return scheduler.IsFree(entry.tick);
};
- const std::size_t begin_offset = staging.delete_index;
- const std::size_t end_offset = std::min(begin_offset + deletions_per_tick, old_size);
- const auto begin = std::begin(entries) + begin_offset;
- const auto end = std::begin(entries) + end_offset;
+ const size_t begin_offset = staging.delete_index;
+ const size_t end_offset = std::min(begin_offset + deletions_per_tick, old_size);
+ const auto begin = entries.begin() + begin_offset;
+ const auto end = entries.begin() + end_offset;
entries.erase(std::remove_if(begin, end, is_deleteable), end);
- const std::size_t new_size = entries.size();
+ const size_t new_size = entries.size();
staging.delete_index += deletions_per_tick;
if (staging.delete_index >= new_size) {
staging.delete_index = 0;
}
-
- return (1ULL << log2) * (old_size - new_size);
+ if (staging.iterate_index > new_size) {
+ staging.iterate_index = 0;
+ }
}
} // namespace Vulkan
diff --git a/src/video_core/renderer_vulkan/vk_staging_buffer_pool.h b/src/video_core/renderer_vulkan/vk_staging_buffer_pool.h
index 90dadcbbe..d42918a47 100644
--- a/src/video_core/renderer_vulkan/vk_staging_buffer_pool.h
+++ b/src/video_core/renderer_vulkan/vk_staging_buffer_pool.h
@@ -9,7 +9,7 @@
#include "common/common_types.h"
-#include "video_core/renderer_vulkan/vk_memory_manager.h"
+#include "video_core/vulkan_common/vulkan_memory_allocator.h"
#include "video_core/vulkan_common/vulkan_wrapper.h"
namespace Vulkan {
@@ -17,55 +17,65 @@ namespace Vulkan {
class Device;
class VKScheduler;
-struct VKBuffer final {
- vk::Buffer handle;
- VKMemoryCommit commit;
+struct StagingBufferRef {
+ VkBuffer buffer;
+ std::span<u8> mapped_span;
};
-class VKStagingBufferPool final {
+class StagingBufferPool {
public:
- explicit VKStagingBufferPool(const Device& device, VKMemoryManager& memory_manager,
- VKScheduler& scheduler);
- ~VKStagingBufferPool();
+ explicit StagingBufferPool(const Device& device, MemoryAllocator& memory_allocator,
+ VKScheduler& scheduler);
+ ~StagingBufferPool();
- VKBuffer& GetUnusedBuffer(std::size_t size, bool host_visible);
+ StagingBufferRef Request(size_t size, MemoryUsage usage);
void TickFrame();
private:
- struct StagingBuffer final {
- explicit StagingBuffer(std::unique_ptr<VKBuffer> buffer);
-
- std::unique_ptr<VKBuffer> buffer;
+ struct StagingBuffer {
+ vk::Buffer buffer;
+ MemoryCommit commit;
+ std::span<u8> mapped_span;
u64 tick = 0;
+
+ StagingBufferRef Ref() const noexcept {
+ return {
+ .buffer = *buffer,
+ .mapped_span = mapped_span,
+ };
+ }
};
- struct StagingBuffers final {
+ struct StagingBuffers {
std::vector<StagingBuffer> entries;
- std::size_t delete_index = 0;
+ size_t delete_index = 0;
+ size_t iterate_index = 0;
};
- static constexpr std::size_t NumLevels = sizeof(std::size_t) * CHAR_BIT;
- using StagingBuffersCache = std::array<StagingBuffers, NumLevels>;
+ static constexpr size_t NUM_LEVELS = sizeof(size_t) * CHAR_BIT;
+ using StagingBuffersCache = std::array<StagingBuffers, NUM_LEVELS>;
- VKBuffer* TryGetReservedBuffer(std::size_t size, bool host_visible);
+ std::optional<StagingBufferRef> TryGetReservedBuffer(size_t size, MemoryUsage usage);
- VKBuffer& CreateStagingBuffer(std::size_t size, bool host_visible);
+ StagingBufferRef CreateStagingBuffer(size_t size, MemoryUsage usage);
- StagingBuffersCache& GetCache(bool host_visible);
+ StagingBuffersCache& GetCache(MemoryUsage usage);
- void ReleaseCache(bool host_visible);
+ void ReleaseCache(MemoryUsage usage);
- u64 ReleaseLevel(StagingBuffersCache& cache, std::size_t log2);
+ void ReleaseLevel(StagingBuffersCache& cache, size_t log2);
const Device& device;
- VKMemoryManager& memory_manager;
+ MemoryAllocator& memory_allocator;
VKScheduler& scheduler;
- StagingBuffersCache host_staging_buffers;
- StagingBuffersCache device_staging_buffers;
+ StagingBuffersCache device_local_cache;
+ StagingBuffersCache upload_cache;
+ StagingBuffersCache download_cache;
- std::size_t current_delete_level = 0;
+ size_t current_delete_level = 0;
+ u64 buffer_index = 0;
};
} // namespace Vulkan
diff --git a/src/video_core/renderer_vulkan/vk_texture_cache.cpp b/src/video_core/renderer_vulkan/vk_texture_cache.cpp
index bd11de012..ab14922d7 100644
--- a/src/video_core/renderer_vulkan/vk_texture_cache.cpp
+++ b/src/video_core/renderer_vulkan/vk_texture_cache.cpp
@@ -10,12 +10,12 @@
#include "video_core/engines/fermi_2d.h"
#include "video_core/renderer_vulkan/blit_image.h"
#include "video_core/renderer_vulkan/maxwell_to_vk.h"
-#include "video_core/renderer_vulkan/vk_memory_manager.h"
#include "video_core/renderer_vulkan/vk_rasterizer.h"
#include "video_core/renderer_vulkan/vk_scheduler.h"
#include "video_core/renderer_vulkan/vk_staging_buffer_pool.h"
#include "video_core/renderer_vulkan/vk_texture_cache.h"
#include "video_core/vulkan_common/vulkan_device.h"
+#include "video_core/vulkan_common/vulkan_memory_allocator.h"
#include "video_core/vulkan_common/vulkan_wrapper.h"
namespace Vulkan {
@@ -554,10 +554,18 @@ void TextureCacheRuntime::Finish() {
}
ImageBufferMap TextureCacheRuntime::MapUploadBuffer(size_t size) {
- const auto& buffer = staging_buffer_pool.GetUnusedBuffer(size, true);
- return ImageBufferMap{
- .handle = *buffer.handle,
- .map = buffer.commit->Map(size),
+ const auto staging_ref = staging_buffer_pool.Request(size, MemoryUsage::Upload);
+ return {
+ .handle = staging_ref.buffer,
+ .span = staging_ref.mapped_span,
+ };
+}
+
+ImageBufferMap TextureCacheRuntime::MapDownloadBuffer(size_t size) {
+ const auto staging_ref = staging_buffer_pool.Request(size, MemoryUsage::Download);
+ return {
+ .handle = staging_ref.buffer,
+ .span = staging_ref.mapped_span,
};
}
@@ -788,9 +796,9 @@ Image::Image(TextureCacheRuntime& runtime, const ImageInfo& info_, GPUVAddr gpu_
image(MakeImage(runtime.device, info)), buffer(MakeBuffer(runtime.device, info)),
aspect_mask(ImageAspectMask(info.format)) {
if (image) {
- commit = runtime.memory_manager.Commit(image, false);
+ commit = runtime.memory_allocator.Commit(image, MemoryUsage::DeviceLocal);
} else {
- commit = runtime.memory_manager.Commit(buffer, false);
+ commit = runtime.memory_allocator.Commit(buffer, MemoryUsage::DeviceLocal);
}
if (IsPixelFormatASTC(info.format) && !runtime.device.IsOptimalAstcSupported()) {
flags |= VideoCommon::ImageFlagBits::Converted;
diff --git a/src/video_core/renderer_vulkan/vk_texture_cache.h b/src/video_core/renderer_vulkan/vk_texture_cache.h
index 92a7aad8b..a55d405d1 100644
--- a/src/video_core/renderer_vulkan/vk_texture_cache.h
+++ b/src/video_core/renderer_vulkan/vk_texture_cache.h
@@ -7,8 +7,8 @@
#include <compare>
#include <span>
-#include "video_core/renderer_vulkan/vk_memory_manager.h"
#include "video_core/texture_cache/texture_cache.h"
+#include "video_core/vulkan_common/vulkan_memory_allocator.h"
#include "video_core/vulkan_common/vulkan_wrapper.h"
namespace Vulkan {
@@ -19,14 +19,13 @@ using VideoCommon::Offset2D;
using VideoCommon::RenderTargets;
using VideoCore::Surface::PixelFormat;
-class VKScheduler;
-class VKStagingBufferPool;
-
class BlitImageHelper;
class Device;
class Image;
class ImageView;
class Framebuffer;
+class StagingBufferPool;
+class VKScheduler;
struct RenderPassKey {
constexpr auto operator<=>(const RenderPassKey&) const noexcept = default;
@@ -60,18 +59,18 @@ struct ImageBufferMap {
}
[[nodiscard]] std::span<u8> Span() const noexcept {
- return map.Span();
+ return span;
}
VkBuffer handle;
- MemoryMap map;
+ std::span<u8> span;
};
struct TextureCacheRuntime {
const Device& device;
VKScheduler& scheduler;
- VKMemoryManager& memory_manager;
- VKStagingBufferPool& staging_buffer_pool;
+ MemoryAllocator& memory_allocator;
+ StagingBufferPool& staging_buffer_pool;
BlitImageHelper& blit_image_helper;
std::unordered_map<RenderPassKey, vk::RenderPass> renderpass_cache;
@@ -79,10 +78,7 @@ struct TextureCacheRuntime {
[[nodiscard]] ImageBufferMap MapUploadBuffer(size_t size);
- [[nodiscard]] ImageBufferMap MapDownloadBuffer(size_t size) {
- // TODO: Have a special function for this
- return MapUploadBuffer(size);
- }
+ [[nodiscard]] ImageBufferMap MapDownloadBuffer(size_t size);
void BlitImage(Framebuffer* dst_framebuffer, ImageView& dst, ImageView& src,
const std::array<Offset2D, 2>& dst_region,
@@ -141,7 +137,7 @@ private:
VKScheduler* scheduler;
vk::Image image;
vk::Buffer buffer;
- VKMemoryCommit commit;
+ MemoryCommit commit;
VkImageAspectFlags aspect_mask = 0;
bool initialized = false;
};
diff --git a/src/video_core/vulkan_common/vulkan_memory_allocator.cpp b/src/video_core/vulkan_common/vulkan_memory_allocator.cpp
new file mode 100644
index 000000000..d6eb3af31
--- /dev/null
+++ b/src/video_core/vulkan_common/vulkan_memory_allocator.cpp
@@ -0,0 +1,268 @@
+// Copyright 2018 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <algorithm>
+#include <bit>
+#include <optional>
+#include <vector>
+
+#include "common/alignment.h"
+#include "common/assert.h"
+#include "common/common_types.h"
+#include "common/logging/log.h"
+#include "video_core/vulkan_common/vulkan_device.h"
+#include "video_core/vulkan_common/vulkan_memory_allocator.h"
+#include "video_core/vulkan_common/vulkan_wrapper.h"
+
+namespace Vulkan {
+namespace {
+struct Range {
+ u64 begin;
+ u64 end;
+
+ [[nodiscard]] bool Contains(u64 iterator, u64 size) const noexcept {
+ return iterator < end && begin < iterator + size;
+ }
+};
+
+[[nodiscard]] u64 AllocationChunkSize(u64 required_size) {
+ static constexpr std::array sizes{
+ 0x1000ULL << 10, 0x1400ULL << 10, 0x1800ULL << 10, 0x1c00ULL << 10, 0x2000ULL << 10,
+ 0x3200ULL << 10, 0x4000ULL << 10, 0x6000ULL << 10, 0x8000ULL << 10, 0xA000ULL << 10,
+ 0x10000ULL << 10, 0x18000ULL << 10, 0x20000ULL << 10,
+ };
+ static_assert(std::is_sorted(sizes.begin(), sizes.end()));
+
+ const auto it = std::ranges::lower_bound(sizes, required_size);
+ return it != sizes.end() ? *it : Common::AlignUp(required_size, 4ULL << 20);
+}
+
+[[nodiscard]] VkMemoryPropertyFlags MemoryUsagePropertyFlags(MemoryUsage usage) {
+ switch (usage) {
+ case MemoryUsage::DeviceLocal:
+ return VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT;
+ case MemoryUsage::Upload:
+ return VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT;
+ case MemoryUsage::Download:
+ return VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT |
+ VK_MEMORY_PROPERTY_HOST_CACHED_BIT;
+ }
+ UNREACHABLE_MSG("Invalid memory usage={}", usage);
+ return VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT;
+}
+} // Anonymous namespace
+
+class MemoryAllocation {
+public:
+ explicit MemoryAllocation(const Device& device_, vk::DeviceMemory memory_,
+ VkMemoryPropertyFlags properties, u64 allocation_size_, u32 type)
+ : device{device_}, memory{std::move(memory_)}, allocation_size{allocation_size_},
+ property_flags{properties}, shifted_memory_type{1U << type} {}
+
+ [[nodiscard]] std::optional<MemoryCommit> Commit(VkDeviceSize size, VkDeviceSize alignment) {
+ const std::optional<u64> alloc = FindFreeRegion(size, alignment);
+ if (!alloc) {
+ // Signal out of memory, it'll try to do more allocations.
+ return std::nullopt;
+ }
+ const Range range{
+ .begin = *alloc,
+ .end = *alloc + size,
+ };
+ commits.insert(std::ranges::upper_bound(commits, *alloc, {}, &Range::begin), range);
+ return std::make_optional<MemoryCommit>(this, *memory, *alloc, *alloc + size);
+ }
+
+ void Free(u64 begin) {
+ const auto it = std::ranges::find(commits, begin, &Range::begin);
+ ASSERT_MSG(it != commits.end(), "Invalid commit");
+ commits.erase(it);
+ }
+
+ [[nodiscard]] std::span<u8> Map() {
+ if (memory_mapped_span.empty()) {
+ u8* const raw_pointer = memory.Map(0, allocation_size);
+ memory_mapped_span = std::span<u8>(raw_pointer, allocation_size);
+ }
+ return memory_mapped_span;
+ }
+
+ /// Returns whether this allocation is compatible with the arguments.
+ [[nodiscard]] bool IsCompatible(VkMemoryPropertyFlags flags, u32 type_mask) const {
+ return (flags & property_flags) && (type_mask & shifted_memory_type) != 0;
+ }
+
+private:
+ [[nodiscard]] static constexpr u32 ShiftType(u32 type) {
+ return 1U << type;
+ }
+
+ [[nodiscard]] std::optional<u64> FindFreeRegion(u64 size, u64 alignment) noexcept {
+ ASSERT(std::has_single_bit(alignment));
+ const u64 alignment_log2 = std::countr_zero(alignment);
+ std::optional<u64> candidate;
+ u64 iterator = 0;
+ auto commit = commits.begin();
+ while (iterator + size <= allocation_size) {
+ candidate = candidate.value_or(iterator);
+ if (commit == commits.end()) {
+ break;
+ }
+ if (commit->Contains(*candidate, size)) {
+ candidate = std::nullopt;
+ }
+ iterator = Common::AlignUpLog2(commit->end, alignment_log2);
+ ++commit;
+ }
+ return candidate;
+ }
+
+ const Device& device; ///< Vulkan device.
+ const vk::DeviceMemory memory; ///< Vulkan memory allocation handler.
+ const u64 allocation_size; ///< Size of this allocation.
+ const VkMemoryPropertyFlags property_flags; ///< Vulkan memory property flags.
+ const u32 shifted_memory_type; ///< Shifted Vulkan memory type.
+ std::vector<Range> commits; ///< All commit ranges done from this allocation.
+ std::span<u8> memory_mapped_span; ///< Memory mapped span. Empty if not queried before.
+};
+
+MemoryCommit::MemoryCommit(MemoryAllocation* allocation_, VkDeviceMemory memory_, u64 begin_,
+ u64 end_) noexcept
+ : allocation{allocation_}, memory{memory_}, begin{begin_}, end{end_} {}
+
+MemoryCommit::~MemoryCommit() {
+ Release();
+}
+
+MemoryCommit& MemoryCommit::operator=(MemoryCommit&& rhs) noexcept {
+ Release();
+ allocation = std::exchange(rhs.allocation, nullptr);
+ memory = rhs.memory;
+ begin = rhs.begin;
+ end = rhs.end;
+ span = std::exchange(rhs.span, std::span<u8>{});
+ return *this;
+}
+
+MemoryCommit::MemoryCommit(MemoryCommit&& rhs) noexcept
+ : allocation{std::exchange(rhs.allocation, nullptr)}, memory{rhs.memory}, begin{rhs.begin},
+ end{rhs.end}, span{std::exchange(rhs.span, std::span<u8>{})} {}
+
+std::span<u8> MemoryCommit::Map() {
+ if (span.empty()) {
+ span = allocation->Map().subspan(begin, end - begin);
+ }
+ return span;
+}
+
+void MemoryCommit::Release() {
+ if (allocation) {
+ allocation->Free(begin);
+ }
+}
+
+MemoryAllocator::MemoryAllocator(const Device& device_)
+ : device{device_}, properties{device_.GetPhysical().GetMemoryProperties()} {}
+
+MemoryAllocator::~MemoryAllocator() = default;
+
+MemoryCommit MemoryAllocator::Commit(const VkMemoryRequirements& requirements, MemoryUsage usage) {
+ // Find the fastest memory flags we can afford with the current requirements
+ const VkMemoryPropertyFlags flags = MemoryPropertyFlags(requirements.memoryTypeBits, usage);
+ if (std::optional<MemoryCommit> commit = TryCommit(requirements, flags)) {
+ return std::move(*commit);
+ }
+ // Commit has failed, allocate more memory.
+ // TODO(Rodrigo): Handle out of memory situations in some way like flushing to guest memory.
+ AllocMemory(flags, requirements.memoryTypeBits, AllocationChunkSize(requirements.size));
+
+ // Commit again, this time it won't fail since there's a fresh allocation above.
+ // If it does, there's a bug.
+ return TryCommit(requirements, flags).value();
+}
+
+MemoryCommit MemoryAllocator::Commit(const vk::Buffer& buffer, MemoryUsage usage) {
+ auto commit = Commit(device.GetLogical().GetBufferMemoryRequirements(*buffer), usage);
+ buffer.BindMemory(commit.Memory(), commit.Offset());
+ return commit;
+}
+
+MemoryCommit MemoryAllocator::Commit(const vk::Image& image, MemoryUsage usage) {
+ auto commit = Commit(device.GetLogical().GetImageMemoryRequirements(*image), usage);
+ image.BindMemory(commit.Memory(), commit.Offset());
+ return commit;
+}
+
+void MemoryAllocator::AllocMemory(VkMemoryPropertyFlags flags, u32 type_mask, u64 size) {
+ const u32 type = FindType(flags, type_mask).value();
+ vk::DeviceMemory memory = device.GetLogical().AllocateMemory({
+ .sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO,
+ .pNext = nullptr,
+ .allocationSize = size,
+ .memoryTypeIndex = type,
+ });
+ allocations.push_back(
+ std::make_unique<MemoryAllocation>(device, std::move(memory), flags, size, type));
+}
+
+std::optional<MemoryCommit> MemoryAllocator::TryCommit(const VkMemoryRequirements& requirements,
+ VkMemoryPropertyFlags flags) {
+ for (auto& allocation : allocations) {
+ if (!allocation->IsCompatible(flags, requirements.memoryTypeBits)) {
+ continue;
+ }
+ if (auto commit = allocation->Commit(requirements.size, requirements.alignment)) {
+ return commit;
+ }
+ }
+ return std::nullopt;
+}
+
+VkMemoryPropertyFlags MemoryAllocator::MemoryPropertyFlags(u32 type_mask, MemoryUsage usage) const {
+ return MemoryPropertyFlags(type_mask, MemoryUsagePropertyFlags(usage));
+}
+
+VkMemoryPropertyFlags MemoryAllocator::MemoryPropertyFlags(u32 type_mask,
+ VkMemoryPropertyFlags flags) const {
+ if (FindType(flags, type_mask)) {
+ // Found a memory type with those requirements
+ return flags;
+ }
+ if (flags & VK_MEMORY_PROPERTY_HOST_CACHED_BIT) {
+ // Remove host cached bit in case it's not supported
+ return MemoryPropertyFlags(type_mask, flags & ~VK_MEMORY_PROPERTY_HOST_CACHED_BIT);
+ }
+ if (flags & VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT) {
+ // Remove device local, if it's not supported by the requested resource
+ return MemoryPropertyFlags(type_mask, flags & ~VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT);
+ }
+ UNREACHABLE_MSG("No compatible memory types found");
+ return 0;
+}
+
+std::optional<u32> MemoryAllocator::FindType(VkMemoryPropertyFlags flags, u32 type_mask) const {
+ for (u32 type_index = 0; type_index < properties.memoryTypeCount; ++type_index) {
+ const VkMemoryPropertyFlags type_flags = properties.memoryTypes[type_index].propertyFlags;
+ if ((type_mask & (1U << type_index)) && (type_flags & flags)) {
+ // The type matches in type and in the wanted properties.
+ return type_index;
+ }
+ }
+ // Failed to find index
+ return std::nullopt;
+}
+
+bool IsHostVisible(MemoryUsage usage) noexcept {
+ switch (usage) {
+ case MemoryUsage::DeviceLocal:
+ return false;
+ case MemoryUsage::Upload:
+ case MemoryUsage::Download:
+ return true;
+ }
+ UNREACHABLE_MSG("Invalid memory usage={}", usage);
+ return false;
+}
+
+} // namespace Vulkan
diff --git a/src/video_core/vulkan_common/vulkan_memory_allocator.h b/src/video_core/vulkan_common/vulkan_memory_allocator.h
new file mode 100644
index 000000000..53b3b275a
--- /dev/null
+++ b/src/video_core/vulkan_common/vulkan_memory_allocator.h
@@ -0,0 +1,118 @@
+// Copyright 2019 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <memory>
+#include <span>
+#include <utility>
+#include <vector>
+#include "common/common_types.h"
+#include "video_core/vulkan_common/vulkan_wrapper.h"
+
+namespace Vulkan {
+
+class Device;
+class MemoryMap;
+class MemoryAllocation;
+
+/// Hints and requirements for the backing memory type of a commit
+enum class MemoryUsage {
+ DeviceLocal, ///< Hints device local usages, fastest memory type to read and write from the GPU
+ Upload, ///< Requires a host visible memory type optimized for CPU to GPU uploads
+ Download, ///< Requires a host visible memory type optimized for GPU to CPU readbacks
+};
+
+/// Ownership handle of a memory commitment.
+/// Points to a subregion of a memory allocation.
+class MemoryCommit {
+public:
+ explicit MemoryCommit() noexcept = default;
+ explicit MemoryCommit(MemoryAllocation* allocation_, VkDeviceMemory memory_, u64 begin_,
+ u64 end_) noexcept;
+ ~MemoryCommit();
+
+ MemoryCommit& operator=(MemoryCommit&&) noexcept;
+ MemoryCommit(MemoryCommit&&) noexcept;
+
+ MemoryCommit& operator=(const MemoryCommit&) = delete;
+ MemoryCommit(const MemoryCommit&) = delete;
+
+ /// Returns a host visible memory map.
+ /// It will map the backing allocation if it hasn't been mapped before.
+ std::span<u8> Map();
+
+ /// Returns the Vulkan memory handler.
+ VkDeviceMemory Memory() const {
+ return memory;
+ }
+
+ /// Returns the start position of the commit relative to the allocation.
+ VkDeviceSize Offset() const {
+ return static_cast<VkDeviceSize>(begin);
+ }
+
+private:
+ void Release();
+
+ MemoryAllocation* allocation{}; ///< Pointer to the large memory allocation.
+ VkDeviceMemory memory{}; ///< Vulkan device memory handler.
+ u64 begin{}; ///< Beginning offset in bytes to where the commit exists.
+ u64 end{}; ///< Offset in bytes where the commit ends.
+ std::span<u8> span; ///< Host visible memory span. Empty if not queried before.
+};
+
+/// Memory allocator container.
+/// Allocates and releases memory allocations on demand.
+class MemoryAllocator {
+public:
+ explicit MemoryAllocator(const Device& device_);
+ ~MemoryAllocator();
+
+ MemoryAllocator& operator=(const MemoryAllocator&) = delete;
+ MemoryAllocator(const MemoryAllocator&) = delete;
+
+ /**
+ * Commits a memory with the specified requeriments.
+ *
+ * @param requirements Requirements returned from a Vulkan call.
+ * @param host_visible Signals the allocator that it *must* use host visible and coherent
+ * memory. When passing false, it will try to allocate device local memory.
+ *
+ * @returns A memory commit.
+ */
+ MemoryCommit Commit(const VkMemoryRequirements& requirements, MemoryUsage usage);
+
+ /// Commits memory required by the buffer and binds it.
+ MemoryCommit Commit(const vk::Buffer& buffer, MemoryUsage usage);
+
+ /// Commits memory required by the image and binds it.
+ MemoryCommit Commit(const vk::Image& image, MemoryUsage usage);
+
+private:
+ /// Allocates a chunk of memory.
+ void AllocMemory(VkMemoryPropertyFlags flags, u32 type_mask, u64 size);
+
+ /// Tries to allocate a memory commit.
+ std::optional<MemoryCommit> TryCommit(const VkMemoryRequirements& requirements,
+ VkMemoryPropertyFlags flags);
+
+ /// Returns the fastest compatible memory property flags from a wanted usage.
+ VkMemoryPropertyFlags MemoryPropertyFlags(u32 type_mask, MemoryUsage usage) const;
+
+ /// Returns the fastest compatible memory property flags from the wanted flags.
+ VkMemoryPropertyFlags MemoryPropertyFlags(u32 type_mask, VkMemoryPropertyFlags flags) const;
+
+ /// Returns index to the fastest memory type compatible with the passed requirements.
+ std::optional<u32> FindType(VkMemoryPropertyFlags flags, u32 type_mask) const;
+
+ const Device& device; ///< Device handle.
+ const VkPhysicalDeviceMemoryProperties properties; ///< Physical device properties.
+ std::vector<std::unique_ptr<MemoryAllocation>> allocations; ///< Current allocations.
+};
+
+/// Returns true when a memory usage is guaranteed to be host visible.
+bool IsHostVisible(MemoryUsage usage) noexcept;
+
+} // namespace Vulkan