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authorReinUsesLisp <reinuseslisp@airmail.cc>2019-04-27 07:07:18 +0200
committerReinUsesLisp <reinuseslisp@airmail.cc>2019-06-21 02:38:33 +0200
commit06c4ce86458310870abec90ada68ac393256b9b6 (patch)
tree43957a5f0e33c044b1206663e91d390ef1336d2a /src/video_core
parentgl_rasterizer: Track texture buffer usage (diff)
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Diffstat (limited to 'src/video_core')
-rw-r--r--src/video_core/CMakeLists.txt1
-rw-r--r--src/video_core/engines/shader_bytecode.h66
-rw-r--r--src/video_core/renderer_opengl/gl_shader_decompiler.cpp70
-rw-r--r--src/video_core/renderer_vulkan/vk_shader_decompiler.cpp7
-rw-r--r--src/video_core/shader/decode.cpp1
-rw-r--r--src/video_core/shader/decode/image.cpp89
-rw-r--r--src/video_core/shader/node.h42
-rw-r--r--src/video_core/shader/shader_ir.h9
8 files changed, 282 insertions, 3 deletions
diff --git a/src/video_core/CMakeLists.txt b/src/video_core/CMakeLists.txt
index 9d43f03d2..6839abe71 100644
--- a/src/video_core/CMakeLists.txt
+++ b/src/video_core/CMakeLists.txt
@@ -90,6 +90,7 @@ add_library(video_core STATIC
shader/decode/conversion.cpp
shader/decode/memory.cpp
shader/decode/texture.cpp
+ shader/decode/image.cpp
shader/decode/float_set_predicate.cpp
shader/decode/integer_set_predicate.cpp
shader/decode/half_set_predicate.cpp
diff --git a/src/video_core/engines/shader_bytecode.h b/src/video_core/engines/shader_bytecode.h
index 5b32e1249..54a1a04f9 100644
--- a/src/video_core/engines/shader_bytecode.h
+++ b/src/video_core/engines/shader_bytecode.h
@@ -126,6 +126,15 @@ union Sampler {
u64 value{};
};
+union Image {
+ Image() = default;
+
+ constexpr explicit Image(u64 value) : value{value} {}
+
+ BitField<36, 13, u64> index;
+ u64 value;
+};
+
} // namespace Tegra::Shader
namespace std {
@@ -344,6 +353,26 @@ enum class TextureMiscMode : u64 {
PTP,
};
+enum class SurfaceDataMode : u64 {
+ P = 0,
+ D_BA = 1,
+};
+
+enum class OutOfBoundsStore : u64 {
+ Ignore = 0,
+ Clamp = 1,
+ Trap = 2,
+};
+
+enum class ImageType : u64 {
+ Texture1D = 0,
+ TextureBuffer = 1,
+ Texture1DArray = 2,
+ Texture2D = 3,
+ Texture2DArray = 4,
+ Texture3D = 5,
+};
+
enum class IsberdMode : u64 {
None = 0,
Patch = 1,
@@ -398,7 +427,7 @@ enum class LmemLoadCacheManagement : u64 {
CV = 3,
};
-enum class LmemStoreCacheManagement : u64 {
+enum class StoreCacheManagement : u64 {
Default = 0,
CG = 1,
CS = 2,
@@ -811,7 +840,7 @@ union Instruction {
} ld_l;
union {
- BitField<44, 2, LmemStoreCacheManagement> cache_management;
+ BitField<44, 2, StoreCacheManagement> cache_management;
} st_l;
union {
@@ -1295,6 +1324,35 @@ union Instruction {
} tlds;
union {
+ BitField<24, 2, StoreCacheManagement> cache_management;
+ BitField<33, 3, ImageType> image_type;
+ BitField<49, 2, OutOfBoundsStore> out_of_bounds_store;
+ BitField<51, 1, u64> is_immediate;
+ BitField<52, 1, SurfaceDataMode> mode;
+
+ BitField<20, 3, StoreType> store_data_layout;
+ BitField<20, 4, u64> component_mask_selector;
+
+ bool IsComponentEnabled(std::size_t component) const {
+ ASSERT(mode == SurfaceDataMode::P);
+ constexpr u8 R = 0b0001;
+ constexpr u8 G = 0b0010;
+ constexpr u8 B = 0b0100;
+ constexpr u8 A = 0b1000;
+ constexpr std::array<u8, 16> mask = {
+ 0, (R), (G), (R | G), (B), (R | B),
+ (G | B), (R | G | B), (A), (R | A), (G | A), (R | G | A),
+ (B | A), (R | B | A), (G | B | A), (R | G | B | A)};
+ return std::bitset<4>{mask.at(component_mask_selector)}.test(component);
+ }
+
+ StoreType GetStoreDataLayout() const {
+ ASSERT(mode == SurfaceDataMode::D_BA);
+ return store_data_layout;
+ }
+ } sust;
+
+ union {
BitField<20, 24, u64> target;
BitField<5, 1, u64> constant_buffer;
@@ -1385,6 +1443,7 @@ union Instruction {
Attribute attribute;
Sampler sampler;
+ Image image;
u64 value;
};
@@ -1428,6 +1487,7 @@ public:
TLD4S, // Texture Load 4 with scalar / non - vec4 source / destinations
TMML_B, // Texture Mip Map Level
TMML, // Texture Mip Map Level
+ SUST, // Surface Store
EXIT,
IPA,
OUT_R, // Emit vertex/primitive
@@ -1558,6 +1618,7 @@ public:
Synch,
Memory,
Texture,
+ Image,
FloatSet,
FloatSetPredicate,
IntegerSet,
@@ -1703,6 +1764,7 @@ private:
INST("1101111100------", Id::TLD4S, Type::Texture, "TLD4S"),
INST("110111110110----", Id::TMML_B, Type::Texture, "TMML_B"),
INST("1101111101011---", Id::TMML, Type::Texture, "TMML"),
+ INST("11101011001-----", Id::SUST, Type::Image, "SUST"),
INST("11100000--------", Id::IPA, Type::Trivial, "IPA"),
INST("1111101111100---", Id::OUT_R, Type::Trivial, "OUT_R"),
INST("1110111111010---", Id::ISBERD, Type::Trivial, "ISBERD"),
diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
index ece386cdc..2ae2f1db2 100644
--- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
@@ -180,6 +180,7 @@ public:
DeclareGlobalMemory();
DeclareSamplers();
DeclarePhysicalAttributeReader();
+ DeclareImages();
code.AddLine("void execute_{}() {{", suffix);
++code.scope;
@@ -531,6 +532,36 @@ private:
code.AddNewLine();
}
+ void DeclareImages() {
+ const auto& images{ir.GetImages()};
+ for (const auto& image : images) {
+ const std::string image_type = [&]() {
+ switch (image.GetType()) {
+ case Tegra::Shader::ImageType::Texture1D:
+ return "image1D";
+ case Tegra::Shader::ImageType::TextureBuffer:
+ return "bufferImage";
+ case Tegra::Shader::ImageType::Texture1DArray:
+ return "image1DArray";
+ case Tegra::Shader::ImageType::Texture2D:
+ return "image2D";
+ case Tegra::Shader::ImageType::Texture2DArray:
+ return "image2DArray";
+ case Tegra::Shader::ImageType::Texture3D:
+ return "image3D";
+ default:
+ UNREACHABLE();
+ return "image1D";
+ }
+ }();
+ code.AddLine("layout (binding = IMAGE_BINDING_" + std::to_string(image.GetIndex()) +
+ ") coherent volatile writeonly uniform " + image_type + ' ' +
+ GetImage(image) + ';');
+ }
+ if (!images.empty())
+ code.AddNewLine();
+ }
+
void VisitBlock(const NodeBlock& bb) {
for (const auto& node : bb) {
if (const std::string expr = Visit(node); !expr.empty()) {
@@ -1478,6 +1509,39 @@ private:
return tmp;
}
+ std::string ImageStore(Operation operation) {
+ constexpr std::array<const char*, 4> constructors{"int(", "ivec2(", "ivec3(", "ivec4("};
+ const auto meta{std::get<MetaImage>(operation.GetMeta())};
+
+ std::string expr = "imageStore(";
+ expr += GetImage(meta.image);
+ expr += ", ";
+
+ const std::size_t coords_count{operation.GetOperandsCount()};
+ expr += constructors.at(coords_count - 1);
+ for (std::size_t i = 0; i < coords_count; ++i) {
+ expr += VisitOperand(operation, i, Type::Int);
+ if (i + 1 < coords_count) {
+ expr += ", ";
+ }
+ }
+ expr += "), ";
+
+ const std::size_t values_count{meta.values.size()};
+ UNIMPLEMENTED_IF(values_count != 4);
+ expr += "vec4(";
+ for (std::size_t i = 0; i < values_count; ++i) {
+ expr += Visit(meta.values.at(i));
+ if (i + 1 < values_count) {
+ expr += ", ";
+ }
+ }
+ expr += "));";
+
+ code.AddLine(expr);
+ return {};
+ }
+
std::string Branch(Operation operation) {
const auto target = std::get_if<ImmediateNode>(&*operation[0]);
UNIMPLEMENTED_IF(!target);
@@ -1718,6 +1782,8 @@ private:
&GLSLDecompiler::TextureQueryLod,
&GLSLDecompiler::TexelFetch,
+ &GLSLDecompiler::ImageStore,
+
&GLSLDecompiler::Branch,
&GLSLDecompiler::PushFlowStack,
&GLSLDecompiler::PopFlowStack,
@@ -1786,6 +1852,10 @@ private:
return GetDeclarationWithSuffix(static_cast<u32>(sampler.GetIndex()), "sampler");
}
+ std::string GetImage(const Image& image) const {
+ return GetDeclarationWithSuffix(static_cast<u32>(image.GetIndex()), "image");
+ }
+
void EmitIfdefIsBuffer(const Sampler& sampler) {
code.AddLine(fmt::format("#ifdef SAMPLER_{}_IS_BUFFER", sampler.GetIndex()));
}
diff --git a/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp b/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp
index 33ad9764a..97ce214b1 100644
--- a/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp
+++ b/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp
@@ -935,6 +935,11 @@ private:
return {};
}
+ Id ImageStore(Operation operation) {
+ UNIMPLEMENTED();
+ return {};
+ }
+
Id Branch(Operation operation) {
const auto target = std::get_if<ImmediateNode>(&*operation[0]);
UNIMPLEMENTED_IF(!target);
@@ -1326,6 +1331,8 @@ private:
&SPIRVDecompiler::TextureQueryLod,
&SPIRVDecompiler::TexelFetch,
+ &SPIRVDecompiler::ImageStore,
+
&SPIRVDecompiler::Branch,
&SPIRVDecompiler::PushFlowStack,
&SPIRVDecompiler::PopFlowStack,
diff --git a/src/video_core/shader/decode.cpp b/src/video_core/shader/decode.cpp
index a0554c97e..2c9ff28f2 100644
--- a/src/video_core/shader/decode.cpp
+++ b/src/video_core/shader/decode.cpp
@@ -169,6 +169,7 @@ u32 ShaderIR::DecodeInstr(NodeBlock& bb, u32 pc) {
{OpCode::Type::Conversion, &ShaderIR::DecodeConversion},
{OpCode::Type::Memory, &ShaderIR::DecodeMemory},
{OpCode::Type::Texture, &ShaderIR::DecodeTexture},
+ {OpCode::Type::Image, &ShaderIR::DecodeImage},
{OpCode::Type::FloatSetPredicate, &ShaderIR::DecodeFloatSetPredicate},
{OpCode::Type::IntegerSetPredicate, &ShaderIR::DecodeIntegerSetPredicate},
{OpCode::Type::HalfSetPredicate, &ShaderIR::DecodeHalfSetPredicate},
diff --git a/src/video_core/shader/decode/image.cpp b/src/video_core/shader/decode/image.cpp
new file mode 100644
index 000000000..66fdf5714
--- /dev/null
+++ b/src/video_core/shader/decode/image.cpp
@@ -0,0 +1,89 @@
+// Copyright 2019 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <algorithm>
+
+#include "common/assert.h"
+#include "common/common_types.h"
+#include "video_core/engines/shader_bytecode.h"
+#include "video_core/shader/shader_ir.h"
+
+namespace VideoCommon::Shader {
+
+using Tegra::Shader::Instruction;
+using Tegra::Shader::OpCode;
+
+namespace {
+std::size_t GetImageTypeNumCoordinates(Tegra::Shader::ImageType image_type) {
+ switch (image_type) {
+ case Tegra::Shader::ImageType::Texture1D:
+ case Tegra::Shader::ImageType::TextureBuffer:
+ return 1;
+ case Tegra::Shader::ImageType::Texture1DArray:
+ case Tegra::Shader::ImageType::Texture2D:
+ return 2;
+ case Tegra::Shader::ImageType::Texture2DArray:
+ case Tegra::Shader::ImageType::Texture3D:
+ return 3;
+ }
+ UNREACHABLE();
+ return 1;
+}
+} // Anonymous namespace
+
+u32 ShaderIR::DecodeImage(NodeBlock& bb, u32 pc) {
+ const Instruction instr = {program_code[pc]};
+ const auto opcode = OpCode::Decode(instr);
+
+ switch (opcode->get().GetId()) {
+ case OpCode::Id::SUST: {
+ UNIMPLEMENTED_IF(instr.sust.mode != Tegra::Shader::SurfaceDataMode::P);
+ UNIMPLEMENTED_IF(instr.sust.image_type == Tegra::Shader::ImageType::TextureBuffer);
+ UNIMPLEMENTED_IF(instr.sust.out_of_bounds_store != Tegra::Shader::OutOfBoundsStore::Ignore);
+ UNIMPLEMENTED_IF(instr.sust.component_mask_selector != 0xf); // Ensure we have an RGBA store
+
+ std::vector<Node> values;
+ constexpr std::size_t hardcoded_size{4};
+ for (std::size_t i = 0; i < hardcoded_size; ++i) {
+ values.push_back(GetRegister(instr.gpr0.Value() + i));
+ }
+
+ std::vector<Node> coords;
+ const std::size_t num_coords{GetImageTypeNumCoordinates(instr.sust.image_type)};
+ for (std::size_t i = 0; i < num_coords; ++i) {
+ coords.push_back(GetRegister(instr.gpr8.Value() + i));
+ }
+
+ ASSERT(instr.sust.is_immediate);
+ const auto& image{GetImage(instr.image, instr.sust.image_type)};
+ MetaImage meta{image, values};
+ const Node store{Operation(OperationCode::ImageStore, meta, std::move(coords))};
+ bb.push_back(store);
+ break;
+ }
+ default:
+ UNIMPLEMENTED_MSG("Unhandled conversion instruction: {}", opcode->get().GetName());
+ }
+
+ return pc;
+}
+
+const Image& ShaderIR::GetImage(Tegra::Shader::Image image, Tegra::Shader::ImageType type) {
+ const auto offset{static_cast<std::size_t>(image.index.Value())};
+
+ // If this image has already been used, return the existing mapping.
+ const auto itr{std::find_if(used_images.begin(), used_images.end(),
+ [=](const Image& entry) { return entry.GetOffset() == offset; })};
+ if (itr != used_images.end()) {
+ ASSERT(itr->GetType() == type);
+ return *itr;
+ }
+
+ // Otherwise create a new mapping for this image.
+ const std::size_t next_index{used_images.size()};
+ const Image entry{offset, next_index, type};
+ return *used_images.emplace(entry).first;
+}
+
+} // namespace VideoCommon::Shader
diff --git a/src/video_core/shader/node.h b/src/video_core/shader/node.h
index 3cfb911bb..8b8d83ae7 100644
--- a/src/video_core/shader/node.h
+++ b/src/video_core/shader/node.h
@@ -146,6 +146,8 @@ enum class OperationCode {
TextureQueryLod, /// (MetaTexture, float[N] coords) -> float4
TexelFetch, /// (MetaTexture, int[N], int) -> float4
+ ImageStore, /// (MetaImage, float[N] coords) -> void
+
Branch, /// (uint branch_target) -> void
PushFlowStack, /// (uint branch_target) -> void
PopFlowStack, /// () -> void
@@ -263,6 +265,39 @@ private:
bool is_bindless{}; ///< Whether this sampler belongs to a bindless texture or not.
};
+class Image {
+public:
+ explicit Image(std::size_t offset, std::size_t index, Tegra::Shader::ImageType type)
+ : offset{offset}, index{index}, type{type}, is_bindless{false} {}
+
+ std::size_t GetOffset() const {
+ return offset;
+ }
+
+ std::size_t GetIndex() const {
+ return index;
+ }
+
+ Tegra::Shader::ImageType GetType() const {
+ return type;
+ }
+
+ bool IsBindless() const {
+ return is_bindless;
+ }
+
+ bool operator<(const Image& rhs) const {
+ return std::tie(offset, index, type, is_bindless) <
+ std::tie(rhs.offset, rhs.index, rhs.type, rhs.is_bindless);
+ }
+
+private:
+ std::size_t offset{};
+ std::size_t index{};
+ Tegra::Shader::ImageType type{};
+ bool is_bindless{};
+};
+
struct GlobalMemoryBase {
u32 cbuf_index{};
u32 cbuf_offset{};
@@ -289,8 +324,13 @@ struct MetaTexture {
u32 element{};
};
+struct MetaImage {
+ const Image& image;
+ std::vector<Node> values;
+};
+
/// Parameters that modify an operation but are not part of any particular operand
-using Meta = std::variant<MetaArithmetic, MetaTexture, MetaStackClass, Tegra::Shader::HalfType>;
+using Meta = std::variant<MetaArithmetic, MetaTexture, MetaImage, MetaStackClass, Tegra::Shader::HalfType>;
/// Holds any kind of operation that can be done in the IR
class OperationNode final {
diff --git a/src/video_core/shader/shader_ir.h b/src/video_core/shader/shader_ir.h
index 1b84c0672..c7f264371 100644
--- a/src/video_core/shader/shader_ir.h
+++ b/src/video_core/shader/shader_ir.h
@@ -104,6 +104,10 @@ public:
return used_samplers;
}
+ const std::set<Image>& GetImages() const {
+ return used_images;
+ }
+
const std::array<bool, Tegra::Engines::Maxwell3D::Regs::NumClipDistances>& GetClipDistances()
const {
return used_clip_distances;
@@ -154,6 +158,7 @@ private:
u32 DecodeConversion(NodeBlock& bb, u32 pc);
u32 DecodeMemory(NodeBlock& bb, u32 pc);
u32 DecodeTexture(NodeBlock& bb, u32 pc);
+ u32 DecodeImage(NodeBlock& bb, u32 pc);
u32 DecodeFloatSetPredicate(NodeBlock& bb, u32 pc);
u32 DecodeIntegerSetPredicate(NodeBlock& bb, u32 pc);
u32 DecodeHalfSetPredicate(NodeBlock& bb, u32 pc);
@@ -254,6 +259,9 @@ private:
Tegra::Shader::TextureType type, bool is_array,
bool is_shadow);
+ /// Accesses an image.
+ const Image& GetImage(Tegra::Shader::Image image, Tegra::Shader::ImageType type);
+
/// Extracts a sequence of bits from a node
Node BitfieldExtract(Node value, u32 offset, u32 bits);
@@ -329,6 +337,7 @@ private:
std::set<Tegra::Shader::Attribute::Index> used_output_attributes;
std::map<u32, ConstBuffer> used_cbufs;
std::set<Sampler> used_samplers;
+ std::set<Image> used_images;
std::array<bool, Tegra::Engines::Maxwell3D::Regs::NumClipDistances> used_clip_distances{};
std::map<GlobalMemoryBase, GlobalMemoryUsage> used_global_memory;
bool uses_physical_attributes{}; // Shader uses AL2P or physical attribute read/writes