CCF_100
/
yuzu-mirror
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

buffer_cache: Reduce uniform buffer size from shader usage 

Increases performance significantly on certain titles.
master
ReinUsesLisp 2021-06-02 02:15:07 +07:00 committed by ameerj
parent e57ee3b7fd
commit 4a2361a1e2
11 changed files with 78 additions and 38 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
src/shader_recompiler/ir_opt/collect_shader_info_pass.cpp
Unescape Escape View File

@ -560,32 +560,45 @@ void VisitUsages(Info& info, IR::Inst& inst) {
case IR::Opcode::GetCbufU32:
case IR::Opcode::GetCbufF32:
case IR::Opcode::GetCbufU32x2: {
if (const IR::Value index{inst.Arg(0)}; index.IsImmediate()) {
AddConstantBufferDescriptor(info, index.U32(), 1);
} else {
const IR::Value index{inst.Arg(0)};
const IR::Value offset{inst.Arg(1)};
if (!index.IsImmediate()) {
throw NotImplementedException("Constant buffer with non-immediate index");
}
AddConstantBufferDescriptor(info, index.U32(), 1);
u32 element_size{};
switch (inst.GetOpcode()) {
case IR::Opcode::GetCbufU8:
case IR::Opcode::GetCbufS8:
info.used_constant_buffer_types |= IR::Type::U8;
element_size = 1;
break;
case IR::Opcode::GetCbufU16:
case IR::Opcode::GetCbufS16:
info.used_constant_buffer_types |= IR::Type::U16;
element_size = 2;
break;
case IR::Opcode::GetCbufU32:
info.used_constant_buffer_types |= IR::Type::U32;
element_size = 4;
break;
case IR::Opcode::GetCbufF32:
info.used_constant_buffer_types |= IR::Type::F32;
element_size = 4;
break;
case IR::Opcode::GetCbufU32x2:
info.used_constant_buffer_types |= IR::Type::U32x2;
element_size = 8;
break;
default:
break;
}
u32& size{info.constant_buffer_used_sizes[index.U32()]};
if (offset.IsImmediate()) {
size = std::max(size, offset.U32() + element_size);
} else {
size = 0x10'000;
}
break;
}
case IR::Opcode::BindlessImageSampleImplicitLod:

1
src/shader_recompiler/shader_info.h
Unescape Escape View File

@ -197,6 +197,7 @@ struct Info {
IR::Type used_storage_buffer_types{};
u32 constant_buffer_mask{};
std::array<u32, MAX_CBUFS> constant_buffer_used_sizes{};
u32 nvn_buffer_base{};
std::bitset<16> nvn_buffer_used{};

42
src/video_core/buffer_cache/buffer_cache.h
Unescape Escape View File

@ -44,6 +44,7 @@ MICROPROFILE_DECLARE(GPU_DownloadMemory);
using BufferId = SlotId;
using VideoCore::Surface::PixelFormat;
using namespace Common::Literals;
constexpr u32 NUM_VERTEX_BUFFERS = 32;
constexpr u32 NUM_TRANSFORM_FEEDBACK_BUFFERS = 4;
@ -53,7 +54,8 @@ constexpr u32 NUM_STORAGE_BUFFERS = 16;
constexpr u32 NUM_TEXTURE_BUFFERS = 16;
constexpr u32 NUM_STAGES = 5;
using namespace Common::Literals;
using UniformBufferSizes = std::array<std::array<u32, NUM_GRAPHICS_UNIFORM_BUFFERS>, NUM_STAGES>;
using ComputeUniformBufferSizes = std::array<u32, NUM_COMPUTE_UNIFORM_BUFFERS>;
template <typename P>
class BufferCache {
@ -142,9 +144,10 @@ public:
void BindHostComputeBuffers();
void SetEnabledUniformBuffers(const std::array<u32, NUM_STAGES>& mask);
void SetUniformBuffersState(const std::array<u32, NUM_STAGES>& mask,
const UniformBufferSizes* sizes);
void SetEnabledComputeUniformBuffers(u32 enabled);
void SetComputeUniformBufferState(u32 mask, const ComputeUniformBufferSizes* sizes);
void UnbindGraphicsStorageBuffers(size_t stage);
@ -384,8 +387,11 @@ private:
std::array<Binding, NUM_STORAGE_BUFFERS> compute_storage_buffers;
std::array<TextureBufferBinding, NUM_TEXTURE_BUFFERS> compute_texture_buffers;
std::array<u32, NUM_STAGES> enabled_uniform_buffers{};
u32 enabled_compute_uniform_buffers = 0;
std::array<u32, NUM_STAGES> enabled_uniform_buffer_masks{};
u32 enabled_compute_uniform_buffer_mask = 0;
const UniformBufferSizes* uniform_buffer_sizes{};
const ComputeUniformBufferSizes* compute_uniform_buffer_sizes{};
std::array<u32, NUM_STAGES> enabled_storage_buffers{};
std::array<u32, NUM_STAGES> written_storage_buffers{};
@ -670,18 +676,22 @@ void BufferCache<P>::BindHostComputeBuffers() {
}
template <class P>
void BufferCache<P>::SetEnabledUniformBuffers(const std::array<u32, NUM_STAGES>& mask) {
void BufferCache<P>::SetUniformBuffersState(const std::array<u32, NUM_STAGES>& mask,
const UniformBufferSizes* sizes) {
if constexpr (HAS_PERSISTENT_UNIFORM_BUFFER_BINDINGS) {
if (enabled_uniform_buffers != mask) {
if (enabled_uniform_buffer_masks != mask) {
dirty_uniform_buffers.fill(~u32{0});
}
}
enabled_uniform_buffers = mask;
enabled_uniform_buffer_masks = mask;
uniform_buffer_sizes = sizes;
}
template <class P>
void BufferCache<P>::SetEnabledComputeUniformBuffers(u32 enabled) {
enabled_compute_uniform_buffers = enabled;
void BufferCache<P>::SetComputeUniformBufferState(u32 mask,
const ComputeUniformBufferSizes* sizes) {
enabled_compute_uniform_buffer_mask = mask;
compute_uniform_buffer_sizes = sizes;
}
template <class P>
@ -984,7 +994,7 @@ void BufferCache<P>::BindHostGraphicsUniformBuffers(size_t stage) {
dirty = std::exchange(dirty_uniform_buffers[stage], 0);
}
u32 binding_index = 0;
ForEachEnabledBit(enabled_uniform_buffers[stage], [&](u32 index) {
ForEachEnabledBit(enabled_uniform_buffer_masks[stage], [&](u32 index) {
const bool needs_bind = ((dirty >> index) & 1) != 0;
BindHostGraphicsUniformBuffer(stage, index, binding_index, needs_bind);
if constexpr (NEEDS_BIND_UNIFORM_INDEX) {
@ -998,7 +1008,7 @@ void BufferCache<P>::BindHostGraphicsUniformBuffer(size_t stage, u32 index, u32
bool needs_bind) {
const Binding& binding = uniform_buffers[stage][index];
const VAddr cpu_addr = binding.cpu_addr;
const u32 size = binding.size;
const u32 size = std::min(binding.size, (*uniform_buffer_sizes)[stage][index]);
Buffer& buffer = slot_buffers[binding.buffer_id];
TouchBuffer(buffer);
const bool use_fast_buffer = binding.buffer_id != NULL_BUFFER_ID &&
@ -1113,11 +1123,11 @@ void BufferCache<P>::BindHostComputeUniformBuffers() {
dirty_uniform_buffers.fill(~u32{0});
}
u32 binding_index = 0;
ForEachEnabledBit(enabled_compute_uniform_buffers, [&](u32 index) {
ForEachEnabledBit(enabled_compute_uniform_buffer_mask, [&](u32 index) {
const Binding& binding = compute_uniform_buffers[index];
Buffer& buffer = slot_buffers[binding.buffer_id];
TouchBuffer(buffer);
const u32 size = binding.size;
const u32 size = std::min(binding.size, (*compute_uniform_buffer_sizes)[index]);
SynchronizeBuffer(buffer, binding.cpu_addr, size);
const u32 offset = buffer.Offset(binding.cpu_addr);
@ -1261,7 +1271,7 @@ void BufferCache<P>::UpdateVertexBuffer(u32 index) {
template <class P>
void BufferCache<P>::UpdateUniformBuffers(size_t stage) {
ForEachEnabledBit(enabled_uniform_buffers[stage], [&](u32 index) {
ForEachEnabledBit(enabled_uniform_buffer_masks[stage], [&](u32 index) {
Binding& binding = uniform_buffers[stage][index];
if (binding.buffer_id) {
// Already updated
@ -1334,7 +1344,7 @@ void BufferCache<P>::UpdateTransformFeedbackBuffer(u32 index) {
template <class P>
void BufferCache<P>::UpdateComputeUniformBuffers() {
ForEachEnabledBit(enabled_compute_uniform_buffers, [&](u32 index) {
ForEachEnabledBit(enabled_compute_uniform_buffer_mask, [&](u32 index) {
Binding& binding = compute_uniform_buffers[index];
binding = NULL_BINDING;
const auto& launch_desc = kepler_compute.launch_description;

4
src/video_core/renderer_opengl/gl_compute_pipeline.cpp
Unescape Escape View File

@ -43,6 +43,8 @@ ComputePipeline::ComputePipeline(const Device& device, TextureCache& texture_cac
: texture_cache{texture_cache_}, buffer_cache{buffer_cache_}, gpu_memory{gpu_memory_},
kepler_compute{kepler_compute_}, program_manager{program_manager_}, info{info_},
source_program{std::move(source_program_)}, assembly_program{std::move(assembly_program_)} {
std::copy_n(info.constant_buffer_used_sizes.begin(), uniform_buffer_sizes.size(),
uniform_buffer_sizes.begin());
num_texture_buffers = AccumulateCount(info.texture_buffer_descriptors);
num_image_buffers = AccumulateCount(info.image_buffer_descriptors);
@ -63,7 +65,7 @@ ComputePipeline::ComputePipeline(const Device& device, TextureCache& texture_cac
}
void ComputePipeline::Configure() {
buffer_cache.SetEnabledComputeUniformBuffers(info.constant_buffer_mask);
buffer_cache.SetComputeUniformBufferState(info.constant_buffer_mask, &uniform_buffer_sizes);
buffer_cache.UnbindComputeStorageBuffers();
size_t ssbo_index{};
for (const auto& desc : info.storage_buffers_descriptors) {

1
src/video_core/renderer_opengl/gl_compute_pipeline.h
Unescape Escape View File

@ -72,6 +72,7 @@ private:
Shader::Info info;
OGLProgram source_program;
OGLAssemblyProgram assembly_program;
VideoCommon::ComputeUniformBufferSizes uniform_buffer_sizes{};
u32 num_texture_buffers{};
u32 num_image_buffers{};

21
src/video_core/renderer_opengl/gl_graphics_pipeline.cpp
Unescape Escape View File

@ -60,6 +60,14 @@ std::pair<GLint, GLint> TransformFeedbackEnum(u8 location) {
UNIMPLEMENTED_MSG("index={}", index);
return {GL_POSITION, 0};
}
struct Spec {
static constexpr std::array<bool, 5> enabled_stages{true, true, true, true, true};
static constexpr bool has_storage_buffers = true;
static constexpr bool has_texture_buffers = true;
static constexpr bool has_image_buffers = true;
static constexpr bool has_images = true;
};
} // Anonymous namespace
size_t GraphicsPipelineKey::Hash() const noexcept {
@ -100,7 +108,8 @@ GraphicsPipeline::GraphicsPipeline(const Device& device, TextureCache& texture_c
base_uniform_bindings[stage + 1] += AccumulateCount(info.constant_buffer_descriptors);
base_storage_bindings[stage + 1] += AccumulateCount(info.storage_buffers_descriptors);
}
enabled_uniform_buffers[stage] = info.constant_buffer_mask;
enabled_uniform_buffer_masks[stage] = info.constant_buffer_mask;
std::ranges::copy(info.constant_buffer_used_sizes, uniform_buffer_sizes[stage].begin());
const u32 num_tex_buffer_bindings{AccumulateCount(info.texture_buffer_descriptors)};
num_texture_buffers[stage] += num_tex_buffer_bindings;
@ -130,14 +139,6 @@ GraphicsPipeline::GraphicsPipeline(const Device& device, TextureCache& texture_c
}
}
struct Spec {
static constexpr std::array<bool, 5> enabled_stages{true, true, true, true, true};
static constexpr bool has_storage_buffers = true;
static constexpr bool has_texture_buffers = true;
static constexpr bool has_image_buffers = true;
static constexpr bool has_images = true;
};
void GraphicsPipeline::Configure(bool is_indexed) {
std::array<ImageId, MAX_TEXTURES + MAX_IMAGES> image_view_ids;
std::array<u32, MAX_TEXTURES + MAX_IMAGES> image_view_indices;
@ -147,7 +148,7 @@ void GraphicsPipeline::Configure(bool is_indexed) {
texture_cache.SynchronizeGraphicsDescriptors();
buffer_cache.SetEnabledUniformBuffers(enabled_uniform_buffers);
buffer_cache.SetUniformBuffersState(enabled_uniform_buffer_masks, &uniform_buffer_sizes);
buffer_cache.runtime.SetBaseUniformBindings(base_uniform_bindings);
buffer_cache.runtime.SetBaseStorageBindings(base_storage_bindings);
buffer_cache.runtime.SetEnableStorageBuffers(use_storage_buffers);

3
src/video_core/renderer_opengl/gl_graphics_pipeline.h
Unescape Escape View File

@ -99,7 +99,8 @@ private:
u32 enabled_stages_mask{};
std::array<Shader::Info, 5> stage_infos{};
std::array<u32, 5> enabled_uniform_buffers{};
std::array<u32, 5> enabled_uniform_buffer_masks{};
VideoCommon::UniformBufferSizes uniform_buffer_sizes{};
std::array<u32, 5> base_uniform_bindings{};
std::array<u32, 5> base_storage_bindings{};
std::array<u32, 5> num_texture_buffers{};

6
src/video_core/renderer_vulkan/vk_compute_pipeline.cpp
Unescape Escape View File

@ -2,6 +2,7 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <algorithm>
#include <vector>
#include <boost/container/small_vector.hpp>
@ -27,6 +28,9 @@ ComputePipeline::ComputePipeline(const Device& device_, DescriptorPool& descript
vk::ShaderModule spv_module_)
: device{device_}, update_descriptor_queue{update_descriptor_queue_}, info{info_},
spv_module(std::move(spv_module_)) {
std::copy_n(info.constant_buffer_used_sizes.begin(), uniform_buffer_sizes.size(),
uniform_buffer_sizes.begin());
auto func{[this, &descriptor_pool] {
DescriptorLayoutBuilder builder{device.GetLogical()};
builder.Add(info, VK_SHADER_STAGE_COMPUTE_BIT);
@ -75,7 +79,7 @@ void ComputePipeline::Configure(Tegra::Engines::KeplerCompute& kepler_compute,
BufferCache& buffer_cache, TextureCache& texture_cache) {
update_descriptor_queue.Acquire();
buffer_cache.SetEnabledComputeUniformBuffers(info.constant_buffer_mask);
buffer_cache.SetComputeUniformBufferState(info.constant_buffer_mask, &uniform_buffer_sizes);
buffer_cache.UnbindComputeStorageBuffers();
size_t ssbo_index{};
for (const auto& desc : info.storage_buffers_descriptors) {

2
src/video_core/renderer_vulkan/vk_compute_pipeline.h
Unescape Escape View File

@ -44,6 +44,8 @@ private:
VKUpdateDescriptorQueue& update_descriptor_queue;
Shader::Info info;
VideoCommon::ComputeUniformBufferSizes uniform_buffer_sizes{};
vk::ShaderModule spv_module;
vk::DescriptorSetLayout descriptor_set_layout;
DescriptorAllocator descriptor_allocator;

14
src/video_core/renderer_vulkan/vk_graphics_pipeline.cpp
Unescape Escape View File

@ -218,10 +218,14 @@ GraphicsPipeline::GraphicsPipeline(Tegra::Engines::Maxwell3D& maxwell3d_,
update_descriptor_queue{update_descriptor_queue_}, spv_modules{std::move(stages)} {
std::ranges::transform(infos, stage_infos.begin(),
[](const Shader::Info* info) { return info ? *info : Shader::Info{}; });
std::ranges::transform(infos, enabled_uniform_buffers.begin(), [](const Shader::Info* info) {
return info ? info->constant_buffer_mask : 0;
});
for (size_t stage = 0; stage < NUM_STAGES; ++stage) {
const Shader::Info* const info{infos[stage]};
if (!info) {
continue;
}
enabled_uniform_buffer_masks[stage] = info->constant_buffer_mask;
std::ranges::copy(info->constant_buffer_used_sizes, uniform_buffer_sizes[stage].begin());
}
auto func{[this, &render_pass_cache, &descriptor_pool] {
DescriptorLayoutBuilder builder{MakeBuilder(device, stage_infos)};
descriptor_set_layout = builder.CreateDescriptorSetLayout();
@ -262,7 +266,7 @@ void GraphicsPipeline::ConfigureImpl(bool is_indexed) {
texture_cache.SynchronizeGraphicsDescriptors();
buffer_cache.SetEnabledUniformBuffers(enabled_uniform_buffers);
buffer_cache.SetUniformBuffersState(enabled_uniform_buffer_masks, &uniform_buffer_sizes);
const auto& regs{maxwell3d.regs};
const bool via_header_index{regs.sampler_index == Maxwell::SamplerIndex::ViaHeaderIndex};

3
src/video_core/renderer_vulkan/vk_graphics_pipeline.h
Unescape Escape View File

@ -130,7 +130,8 @@ private:
std::array<vk::ShaderModule, NUM_STAGES> spv_modules;
std::array<Shader::Info, NUM_STAGES> stage_infos;
std::array<u32, 5> enabled_uniform_buffers{};
std::array<u32, 5> enabled_uniform_buffer_masks{};
VideoCommon::UniformBufferSizes uniform_buffer_sizes{};
vk::DescriptorSetLayout descriptor_set_layout;
DescriptorAllocator descriptor_allocator;