diff options
Diffstat (limited to 'src/video_core')
26 files changed, 1467 insertions, 862 deletions
diff --git a/src/video_core/CMakeLists.txt b/src/video_core/CMakeLists.txt index eaa694ff8..cb6eda1b8 100644 --- a/src/video_core/CMakeLists.txt +++ b/src/video_core/CMakeLists.txt @@ -6,6 +6,7 @@ add_library(video_core STATIC dma_pusher.h debug_utils/debug_utils.cpp debug_utils/debug_utils.h + engines/const_buffer_engine_interface.h engines/const_buffer_info.h engines/engine_upload.cpp engines/engine_upload.h @@ -107,10 +108,12 @@ add_library(video_core STATIC shader/decode/other.cpp shader/ast.cpp shader/ast.h - shader/control_flow.cpp - shader/control_flow.h shader/compiler_settings.cpp shader/compiler_settings.h + shader/const_buffer_locker.cpp + shader/const_buffer_locker.h + shader/control_flow.cpp + shader/control_flow.h shader/decode.cpp shader/expr.cpp shader/expr.h diff --git a/src/video_core/engines/const_buffer_engine_interface.h b/src/video_core/engines/const_buffer_engine_interface.h new file mode 100644 index 000000000..ac27b6cbe --- /dev/null +++ b/src/video_core/engines/const_buffer_engine_interface.h @@ -0,0 +1,119 @@ +// Copyright 2019 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include <type_traits> +#include "common/bit_field.h" +#include "common/common_types.h" +#include "video_core/engines/shader_bytecode.h" +#include "video_core/textures/texture.h" + +namespace Tegra::Engines { + +enum class ShaderType : u32 { + Vertex = 0, + TesselationControl = 1, + TesselationEval = 2, + Geometry = 3, + Fragment = 4, + Compute = 5, +}; + +struct SamplerDescriptor { + union { + BitField<0, 20, Tegra::Shader::TextureType> texture_type; + BitField<20, 1, u32> is_array; + BitField<21, 1, u32> is_buffer; + BitField<22, 1, u32> is_shadow; + u32 raw{}; + }; + + bool operator==(const SamplerDescriptor& rhs) const noexcept { + return raw == rhs.raw; + } + + bool operator!=(const SamplerDescriptor& rhs) const noexcept { + return !operator==(rhs); + } + + static SamplerDescriptor FromTicTexture(Tegra::Texture::TextureType tic_texture_type) { + SamplerDescriptor result; + switch (tic_texture_type) { + case Tegra::Texture::TextureType::Texture1D: + result.texture_type.Assign(Tegra::Shader::TextureType::Texture1D); + result.is_array.Assign(0); + result.is_buffer.Assign(0); + result.is_shadow.Assign(0); + return result; + case Tegra::Texture::TextureType::Texture2D: + result.texture_type.Assign(Tegra::Shader::TextureType::Texture2D); + result.is_array.Assign(0); + result.is_buffer.Assign(0); + result.is_shadow.Assign(0); + return result; + case Tegra::Texture::TextureType::Texture3D: + result.texture_type.Assign(Tegra::Shader::TextureType::Texture3D); + result.is_array.Assign(0); + result.is_buffer.Assign(0); + result.is_shadow.Assign(0); + return result; + case Tegra::Texture::TextureType::TextureCubemap: + result.texture_type.Assign(Tegra::Shader::TextureType::TextureCube); + result.is_array.Assign(0); + result.is_buffer.Assign(0); + result.is_shadow.Assign(0); + return result; + case Tegra::Texture::TextureType::Texture1DArray: + result.texture_type.Assign(Tegra::Shader::TextureType::Texture1D); + result.is_array.Assign(1); + result.is_buffer.Assign(0); + result.is_shadow.Assign(0); + return result; + case Tegra::Texture::TextureType::Texture2DArray: + result.texture_type.Assign(Tegra::Shader::TextureType::Texture2D); + result.is_array.Assign(1); + result.is_buffer.Assign(0); + result.is_shadow.Assign(0); + return result; + case Tegra::Texture::TextureType::Texture1DBuffer: + result.texture_type.Assign(Tegra::Shader::TextureType::Texture1D); + result.is_array.Assign(0); + result.is_buffer.Assign(1); + result.is_shadow.Assign(0); + return result; + case Tegra::Texture::TextureType::Texture2DNoMipmap: + result.texture_type.Assign(Tegra::Shader::TextureType::Texture2D); + result.is_array.Assign(0); + result.is_buffer.Assign(0); + result.is_shadow.Assign(0); + return result; + case Tegra::Texture::TextureType::TextureCubeArray: + result.texture_type.Assign(Tegra::Shader::TextureType::TextureCube); + result.is_array.Assign(1); + result.is_buffer.Assign(0); + result.is_shadow.Assign(0); + return result; + default: + result.texture_type.Assign(Tegra::Shader::TextureType::Texture2D); + result.is_array.Assign(0); + result.is_buffer.Assign(0); + result.is_shadow.Assign(0); + return result; + } + } +}; +static_assert(std::is_trivially_copyable_v<SamplerDescriptor>); + +class ConstBufferEngineInterface { +public: + virtual ~ConstBufferEngineInterface() = default; + virtual u32 AccessConstBuffer32(ShaderType stage, u64 const_buffer, u64 offset) const = 0; + virtual SamplerDescriptor AccessBoundSampler(ShaderType stage, u64 offset) const = 0; + virtual SamplerDescriptor AccessBindlessSampler(ShaderType stage, u64 const_buffer, + u64 offset) const = 0; + virtual u32 GetBoundBuffer() const = 0; +}; + +} // namespace Tegra::Engines diff --git a/src/video_core/engines/kepler_compute.cpp b/src/video_core/engines/kepler_compute.cpp index 63d449135..91adef360 100644 --- a/src/video_core/engines/kepler_compute.cpp +++ b/src/video_core/engines/kepler_compute.cpp @@ -70,13 +70,31 @@ Texture::FullTextureInfo KeplerCompute::GetTextureInfo(const Texture::TextureHan GetTSCEntry(tex_handle.tsc_id)}; } -u32 KeplerCompute::AccessConstBuffer32(u64 const_buffer, u64 offset) const { +u32 KeplerCompute::AccessConstBuffer32(ShaderType stage, u64 const_buffer, u64 offset) const { + ASSERT(stage == ShaderType::Compute); const auto& buffer = launch_description.const_buffer_config[const_buffer]; u32 result; std::memcpy(&result, memory_manager.GetPointer(buffer.Address() + offset), sizeof(u32)); return result; } +SamplerDescriptor KeplerCompute::AccessBoundSampler(ShaderType stage, u64 offset) const { + return AccessBindlessSampler(stage, regs.tex_cb_index, offset * sizeof(Texture::TextureHandle)); +} + +SamplerDescriptor KeplerCompute::AccessBindlessSampler(ShaderType stage, u64 const_buffer, + u64 offset) const { + ASSERT(stage == ShaderType::Compute); + const auto& tex_info_buffer = launch_description.const_buffer_config[const_buffer]; + const GPUVAddr tex_info_address = tex_info_buffer.Address() + offset; + + const Texture::TextureHandle tex_handle{memory_manager.Read<u32>(tex_info_address)}; + const Texture::FullTextureInfo tex_info = GetTextureInfo(tex_handle, offset); + SamplerDescriptor result = SamplerDescriptor::FromTicTexture(tex_info.tic.texture_type.Value()); + result.is_shadow.Assign(tex_info.tsc.depth_compare_enabled.Value()); + return result; +} + void KeplerCompute::ProcessLaunch() { const GPUVAddr launch_desc_loc = regs.launch_desc_loc.Address(); memory_manager.ReadBlockUnsafe(launch_desc_loc, &launch_description, diff --git a/src/video_core/engines/kepler_compute.h b/src/video_core/engines/kepler_compute.h index 90cf650d2..8e7182727 100644 --- a/src/video_core/engines/kepler_compute.h +++ b/src/video_core/engines/kepler_compute.h @@ -10,6 +10,7 @@ #include "common/bit_field.h" #include "common/common_funcs.h" #include "common/common_types.h" +#include "video_core/engines/const_buffer_engine_interface.h" #include "video_core/engines/engine_upload.h" #include "video_core/gpu.h" #include "video_core/textures/texture.h" @@ -37,7 +38,7 @@ namespace Tegra::Engines { #define KEPLER_COMPUTE_REG_INDEX(field_name) \ (offsetof(Tegra::Engines::KeplerCompute::Regs, field_name) / sizeof(u32)) -class KeplerCompute final { +class KeplerCompute final : public ConstBufferEngineInterface { public: explicit KeplerCompute(Core::System& system, VideoCore::RasterizerInterface& rasterizer, MemoryManager& memory_manager); @@ -201,7 +202,16 @@ public: Texture::FullTextureInfo GetTextureInfo(const Texture::TextureHandle tex_handle, std::size_t offset) const; - u32 AccessConstBuffer32(u64 const_buffer, u64 offset) const; + u32 AccessConstBuffer32(ShaderType stage, u64 const_buffer, u64 offset) const override; + + SamplerDescriptor AccessBoundSampler(ShaderType stage, u64 offset) const override; + + SamplerDescriptor AccessBindlessSampler(ShaderType stage, u64 const_buffer, + u64 offset) const override; + + u32 GetBoundBuffer() const override { + return regs.tex_cb_index; + } private: Core::System& system; diff --git a/src/video_core/engines/maxwell_3d.cpp b/src/video_core/engines/maxwell_3d.cpp index 59976943a..558955451 100644 --- a/src/video_core/engines/maxwell_3d.cpp +++ b/src/video_core/engines/maxwell_3d.cpp @@ -847,7 +847,8 @@ void Maxwell3D::ProcessClearBuffers() { rasterizer.Clear(); } -u32 Maxwell3D::AccessConstBuffer32(Regs::ShaderStage stage, u64 const_buffer, u64 offset) const { +u32 Maxwell3D::AccessConstBuffer32(ShaderType stage, u64 const_buffer, u64 offset) const { + ASSERT(stage != ShaderType::Compute); const auto& shader_stage = state.shader_stages[static_cast<std::size_t>(stage)]; const auto& buffer = shader_stage.const_buffers[const_buffer]; u32 result; @@ -855,4 +856,22 @@ u32 Maxwell3D::AccessConstBuffer32(Regs::ShaderStage stage, u64 const_buffer, u6 return result; } +SamplerDescriptor Maxwell3D::AccessBoundSampler(ShaderType stage, u64 offset) const { + return AccessBindlessSampler(stage, regs.tex_cb_index, offset * sizeof(Texture::TextureHandle)); +} + +SamplerDescriptor Maxwell3D::AccessBindlessSampler(ShaderType stage, u64 const_buffer, + u64 offset) const { + ASSERT(stage != ShaderType::Compute); + const auto& shader = state.shader_stages[static_cast<std::size_t>(stage)]; + const auto& tex_info_buffer = shader.const_buffers[const_buffer]; + const GPUVAddr tex_info_address = tex_info_buffer.address + offset; + + const Texture::TextureHandle tex_handle{memory_manager.Read<u32>(tex_info_address)}; + const Texture::FullTextureInfo tex_info = GetTextureInfo(tex_handle, offset); + SamplerDescriptor result = SamplerDescriptor::FromTicTexture(tex_info.tic.texture_type.Value()); + result.is_shadow.Assign(tex_info.tsc.depth_compare_enabled.Value()); + return result; +} + } // namespace Tegra::Engines diff --git a/src/video_core/engines/maxwell_3d.h b/src/video_core/engines/maxwell_3d.h index e3f1047d5..fa846a621 100644 --- a/src/video_core/engines/maxwell_3d.h +++ b/src/video_core/engines/maxwell_3d.h @@ -15,6 +15,7 @@ #include "common/common_funcs.h" #include "common/common_types.h" #include "common/math_util.h" +#include "video_core/engines/const_buffer_engine_interface.h" #include "video_core/engines/const_buffer_info.h" #include "video_core/engines/engine_upload.h" #include "video_core/gpu.h" @@ -44,7 +45,7 @@ namespace Tegra::Engines { #define MAXWELL3D_REG_INDEX(field_name) \ (offsetof(Tegra::Engines::Maxwell3D::Regs, field_name) / sizeof(u32)) -class Maxwell3D final { +class Maxwell3D final : public ConstBufferEngineInterface { public: explicit Maxwell3D(Core::System& system, VideoCore::RasterizerInterface& rasterizer, MemoryManager& memory_manager); @@ -1257,7 +1258,16 @@ public: /// Returns the texture information for a specific texture in a specific shader stage. Texture::FullTextureInfo GetStageTexture(Regs::ShaderStage stage, std::size_t offset) const; - u32 AccessConstBuffer32(Regs::ShaderStage stage, u64 const_buffer, u64 offset) const; + u32 AccessConstBuffer32(ShaderType stage, u64 const_buffer, u64 offset) const override; + + SamplerDescriptor AccessBoundSampler(ShaderType stage, u64 offset) const override; + + SamplerDescriptor AccessBindlessSampler(ShaderType stage, u64 const_buffer, + u64 offset) const override; + + u32 GetBoundBuffer() const override { + return regs.tex_cb_index; + } /// Memory for macro code - it's undetermined how big this is, however 1MB is much larger than /// we've seen used. diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp index cbcf81414..9431d64ac 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer.cpp +++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp @@ -975,7 +975,8 @@ TextureBufferUsage RasterizerOpenGL::SetupDrawTextures(Maxwell::ShaderStage stag } const auto cbuf = entry.GetBindlessCBuf(); Tegra::Texture::TextureHandle tex_handle; - tex_handle.raw = maxwell3d.AccessConstBuffer32(stage, cbuf.first, cbuf.second); + Tegra::Engines::ShaderType shader_type = static_cast<Tegra::Engines::ShaderType>(stage); + tex_handle.raw = maxwell3d.AccessConstBuffer32(shader_type, cbuf.first, cbuf.second); return maxwell3d.GetTextureInfo(tex_handle, entry.GetOffset()); }(); @@ -1005,7 +1006,8 @@ TextureBufferUsage RasterizerOpenGL::SetupComputeTextures(const Shader& kernel) } const auto cbuf = entry.GetBindlessCBuf(); Tegra::Texture::TextureHandle tex_handle; - tex_handle.raw = compute.AccessConstBuffer32(cbuf.first, cbuf.second); + tex_handle.raw = compute.AccessConstBuffer32(Tegra::Engines::ShaderType::Compute, + cbuf.first, cbuf.second); return compute.GetTextureInfo(tex_handle, entry.GetOffset()); }(); @@ -1050,7 +1052,8 @@ void RasterizerOpenGL::SetupComputeImages(const Shader& shader) { } const auto cbuf = entry.GetBindlessCBuf(); Tegra::Texture::TextureHandle tex_handle; - tex_handle.raw = compute.AccessConstBuffer32(cbuf.first, cbuf.second); + tex_handle.raw = compute.AccessConstBuffer32(Tegra::Engines::ShaderType::Compute, + cbuf.first, cbuf.second); return compute.GetTextureInfo(tex_handle, entry.GetOffset()).tic; }(); SetupImage(bindpoint, tic, entry); diff --git a/src/video_core/renderer_opengl/gl_shader_cache.cpp b/src/video_core/renderer_opengl/gl_shader_cache.cpp index 42ca3b1bd..f1b89165d 100644 --- a/src/video_core/renderer_opengl/gl_shader_cache.cpp +++ b/src/video_core/renderer_opengl/gl_shader_cache.cpp @@ -3,13 +3,16 @@ // Refer to the license.txt file included. #include <mutex> +#include <optional> +#include <string> #include <thread> +#include <unordered_set> #include <boost/functional/hash.hpp> #include "common/assert.h" -#include "common/hash.h" #include "common/scope_exit.h" #include "core/core.h" #include "core/frontend/emu_window.h" +#include "video_core/engines/kepler_compute.h" #include "video_core/engines/maxwell_3d.h" #include "video_core/memory_manager.h" #include "video_core/renderer_opengl/gl_rasterizer.h" @@ -21,18 +24,20 @@ namespace OpenGL { +using Tegra::Engines::ShaderType; +using VideoCommon::Shader::ConstBufferLocker; using VideoCommon::Shader::ProgramCode; +using VideoCommon::Shader::ShaderIR; + +namespace { // One UBO is always reserved for emulation values on staged shaders constexpr u32 STAGE_RESERVED_UBOS = 1; -struct UnspecializedShader { - std::string code; - GLShader::ShaderEntries entries; - ProgramType program_type; -}; +constexpr u32 STAGE_MAIN_OFFSET = 10; +constexpr u32 KERNEL_MAIN_OFFSET = 0; -namespace { +constexpr VideoCommon::Shader::CompilerSettings COMPILER_SETTINGS{}; /// Gets the address for the specified shader stage program GPUVAddr GetShaderAddress(Core::System& system, Maxwell::ShaderProgram program) { @@ -41,6 +46,39 @@ GPUVAddr GetShaderAddress(Core::System& system, Maxwell::ShaderProgram program) return gpu.regs.code_address.CodeAddress() + shader_config.offset; } +/// Gets if the current instruction offset is a scheduler instruction +constexpr bool IsSchedInstruction(std::size_t offset, std::size_t main_offset) { + // Sched instructions appear once every 4 instructions. + constexpr std::size_t SchedPeriod = 4; + const std::size_t absolute_offset = offset - main_offset; + return (absolute_offset % SchedPeriod) == 0; +} + +/// Calculates the size of a program stream +std::size_t CalculateProgramSize(const GLShader::ProgramCode& program) { + constexpr std::size_t start_offset = 10; + // This is the encoded version of BRA that jumps to itself. All Nvidia + // shaders end with one. + constexpr u64 self_jumping_branch = 0xE2400FFFFF07000FULL; + constexpr u64 mask = 0xFFFFFFFFFF7FFFFFULL; + std::size_t offset = start_offset; + while (offset < program.size()) { + const u64 instruction = program[offset]; + if (!IsSchedInstruction(offset, start_offset)) { + if ((instruction & mask) == self_jumping_branch) { + // End on Maxwell's "nop" instruction + break; + } + if (instruction == 0) { + break; + } + } + offset++; + } + // The last instruction is included in the program size + return std::min(offset + 1, program.size()); +} + /// Gets the shader program code from memory for the specified address ProgramCode GetShaderCode(Tegra::MemoryManager& memory_manager, const GPUVAddr gpu_addr, const u8* host_ptr) { @@ -51,6 +89,7 @@ ProgramCode GetShaderCode(Tegra::MemoryManager& memory_manager, const GPUVAddr g }); memory_manager.ReadBlockUnsafe(gpu_addr, program_code.data(), program_code.size() * sizeof(u64)); + program_code.resize(CalculateProgramSize(program_code)); return program_code; } @@ -71,14 +110,6 @@ constexpr GLenum GetShaderType(ProgramType program_type) { } } -/// Gets if the current instruction offset is a scheduler instruction -constexpr bool IsSchedInstruction(std::size_t offset, std::size_t main_offset) { - // Sched instructions appear once every 4 instructions. - constexpr std::size_t SchedPeriod = 4; - const std::size_t absolute_offset = offset - main_offset; - return (absolute_offset % SchedPeriod) == 0; -} - /// Describes primitive behavior on geometry shaders constexpr std::tuple<const char*, const char*, u32> GetPrimitiveDescription(GLenum primitive_mode) { switch (primitive_mode) { @@ -121,110 +152,142 @@ ProgramType GetProgramType(Maxwell::ShaderProgram program) { return {}; } -/// Calculates the size of a program stream -std::size_t CalculateProgramSize(const GLShader::ProgramCode& program) { - constexpr std::size_t start_offset = 10; - // This is the encoded version of BRA that jumps to itself. All Nvidia - // shaders end with one. - constexpr u64 self_jumping_branch = 0xE2400FFFFF07000FULL; - constexpr u64 mask = 0xFFFFFFFFFF7FFFFFULL; - std::size_t offset = start_offset; - std::size_t size = start_offset * sizeof(u64); - while (offset < program.size()) { - const u64 instruction = program[offset]; - if (!IsSchedInstruction(offset, start_offset)) { - if ((instruction & mask) == self_jumping_branch) { - // End on Maxwell's "nop" instruction - break; - } - if (instruction == 0) { - break; - } - } - size += sizeof(u64); - offset++; - } - // The last instruction is included in the program size - return std::min(size + sizeof(u64), program.size() * sizeof(u64)); -} - /// Hashes one (or two) program streams u64 GetUniqueIdentifier(ProgramType program_type, const ProgramCode& code, - const ProgramCode& code_b, std::size_t size_a = 0, std::size_t size_b = 0) { - if (size_a == 0) { - size_a = CalculateProgramSize(code); - } - u64 unique_identifier = Common::CityHash64(reinterpret_cast<const char*>(code.data()), size_a); - if (program_type != ProgramType::VertexA) { - return unique_identifier; - } - // VertexA programs include two programs - - std::size_t seed = 0; - boost::hash_combine(seed, unique_identifier); - - if (size_b == 0) { - size_b = CalculateProgramSize(code_b); + const ProgramCode& code_b) { + u64 unique_identifier = boost::hash_value(code); + if (program_type == ProgramType::VertexA) { + // VertexA programs include two programs + boost::hash_combine(unique_identifier, boost::hash_value(code_b)); } - const u64 identifier_b = - Common::CityHash64(reinterpret_cast<const char*>(code_b.data()), size_b); - boost::hash_combine(seed, identifier_b); - return static_cast<u64>(seed); + return unique_identifier; } /// Creates an unspecialized program from code streams -GLShader::ProgramResult CreateProgram(const Device& device, ProgramType program_type, - ProgramCode program_code, ProgramCode program_code_b) { - GLShader::ShaderSetup setup(program_code); - setup.program.size_a = CalculateProgramSize(program_code); - setup.program.size_b = 0; - if (program_type == ProgramType::VertexA) { - // VertexB is always enabled, so when VertexA is enabled, we have two vertex shaders. - // Conventional HW does not support this, so we combine VertexA and VertexB into one - // stage here. - setup.SetProgramB(program_code_b); - setup.program.size_b = CalculateProgramSize(program_code_b); - } - setup.program.unique_identifier = GetUniqueIdentifier( - program_type, program_code, program_code_b, setup.program.size_a, setup.program.size_b); - +std::string GenerateGLSL(const Device& device, ProgramType program_type, const ShaderIR& ir, + const std::optional<ShaderIR>& ir_b) { switch (program_type) { case ProgramType::VertexA: case ProgramType::VertexB: - return GLShader::GenerateVertexShader(device, setup); + return GLShader::GenerateVertexShader(device, ir, ir_b ? &*ir_b : nullptr); case ProgramType::Geometry: - return GLShader::GenerateGeometryShader(device, setup); + return GLShader::GenerateGeometryShader(device, ir); case ProgramType::Fragment: - return GLShader::GenerateFragmentShader(device, setup); + return GLShader::GenerateFragmentShader(device, ir); case ProgramType::Compute: - return GLShader::GenerateComputeShader(device, setup); + return GLShader::GenerateComputeShader(device, ir); default: UNIMPLEMENTED_MSG("Unimplemented program_type={}", static_cast<u32>(program_type)); return {}; } } -CachedProgram SpecializeShader(const std::string& code, const GLShader::ShaderEntries& entries, - ProgramType program_type, const ProgramVariant& variant, - bool hint_retrievable = false) { +constexpr const char* GetProgramTypeName(ProgramType program_type) { + switch (program_type) { + case ProgramType::VertexA: + case ProgramType::VertexB: + return "VS"; + case ProgramType::TessellationControl: + return "TCS"; + case ProgramType::TessellationEval: + return "TES"; + case ProgramType::Geometry: + return "GS"; + case ProgramType::Fragment: + return "FS"; + case ProgramType::Compute: + return "CS"; + } + return "UNK"; +} + +Tegra::Engines::ShaderType GetEnginesShaderType(ProgramType program_type) { + switch (program_type) { + case ProgramType::VertexA: + case ProgramType::VertexB: + return Tegra::Engines::ShaderType::Vertex; + case ProgramType::TessellationControl: + return Tegra::Engines::ShaderType::TesselationControl; + case ProgramType::TessellationEval: + return Tegra::Engines::ShaderType::TesselationEval; + case ProgramType::Geometry: + return Tegra::Engines::ShaderType::Geometry; + case ProgramType::Fragment: + return Tegra::Engines::ShaderType::Fragment; + case ProgramType::Compute: + return Tegra::Engines::ShaderType::Compute; + } + UNREACHABLE(); + return {}; +} + +std::string GetShaderId(u64 unique_identifier, ProgramType program_type) { + return fmt::format("{}{:016X}", GetProgramTypeName(program_type), unique_identifier); +} + +Tegra::Engines::ConstBufferEngineInterface& GetConstBufferEngineInterface( + Core::System& system, ProgramType program_type) { + if (program_type == ProgramType::Compute) { + return system.GPU().KeplerCompute(); + } else { + return system.GPU().Maxwell3D(); + } +} + +std::unique_ptr<ConstBufferLocker> MakeLocker(Core::System& system, ProgramType program_type) { + return std::make_unique<ConstBufferLocker>(GetEnginesShaderType(program_type), + GetConstBufferEngineInterface(system, program_type)); +} + +void FillLocker(ConstBufferLocker& locker, const ShaderDiskCacheUsage& usage) { + for (const auto& key : usage.keys) { + const auto [buffer, offset] = key.first; + locker.InsertKey(buffer, offset, key.second); + } + for (const auto& [offset, sampler] : usage.bound_samplers) { + locker.InsertBoundSampler(offset, sampler); + } + for (const auto& [key, sampler] : usage.bindless_samplers) { + const auto [buffer, offset] = key; + locker.InsertBindlessSampler(buffer, offset, sampler); + } +} + +CachedProgram BuildShader(const Device& device, u64 unique_identifier, ProgramType program_type, + const ProgramCode& program_code, const ProgramCode& program_code_b, + const ProgramVariant& variant, ConstBufferLocker& locker, + bool hint_retrievable = false) { + LOG_INFO(Render_OpenGL, "called. {}", GetShaderId(unique_identifier, program_type)); + + const bool is_compute = program_type == ProgramType::Compute; + const u32 main_offset = is_compute ? KERNEL_MAIN_OFFSET : STAGE_MAIN_OFFSET; + const ShaderIR ir(program_code, main_offset, COMPILER_SETTINGS, locker); + std::optional<ShaderIR> ir_b; + if (!program_code_b.empty()) { + ir_b.emplace(program_code_b, main_offset, COMPILER_SETTINGS, locker); + } + const auto entries = GLShader::GetEntries(ir); + auto base_bindings{variant.base_bindings}; const auto primitive_mode{variant.primitive_mode}; const auto texture_buffer_usage{variant.texture_buffer_usage}; - std::string source = R"(#version 430 core + std::string source = fmt::format(R"(// {} +#version 430 core #extension GL_ARB_separate_shader_objects : enable #extension GL_ARB_shader_viewport_layer_array : enable #extension GL_EXT_shader_image_load_formatted : enable #extension GL_NV_gpu_shader5 : enable #extension GL_NV_shader_thread_group : enable #extension GL_NV_shader_thread_shuffle : enable -)"; - if (program_type == ProgramType::Compute) { +)", + GetShaderId(unique_identifier, program_type)); + if (is_compute) { source += "#extension GL_ARB_compute_variable_group_size : require\n"; } source += '\n'; - if (program_type != ProgramType::Compute) { + if (!is_compute) { source += fmt::format("#define EMULATION_UBO_BINDING {}\n", base_bindings.cbuf++); } @@ -268,7 +331,7 @@ CachedProgram SpecializeShader(const std::string& code, const GLShader::ShaderEn } source += '\n'; - source += code; + source += GenerateGLSL(device, program_type, ir, ir_b); OGLShader shader; shader.Create(source.c_str(), GetShaderType(program_type)); @@ -278,85 +341,97 @@ CachedProgram SpecializeShader(const std::string& code, const GLShader::ShaderEn return program; } -std::set<GLenum> GetSupportedFormats() { - std::set<GLenum> supported_formats; - +std::unordered_set<GLenum> GetSupportedFormats() { GLint num_formats{}; glGetIntegerv(GL_NUM_PROGRAM_BINARY_FORMATS, &num_formats); std::vector<GLint> formats(num_formats); glGetIntegerv(GL_PROGRAM_BINARY_FORMATS, formats.data()); - for (const GLint format : formats) + std::unordered_set<GLenum> supported_formats; + for (const GLint format : formats) { supported_formats.insert(static_cast<GLenum>(format)); + } return supported_formats; } } // Anonymous namespace CachedShader::CachedShader(const ShaderParameters& params, ProgramType program_type, - GLShader::ProgramResult result) - : RasterizerCacheObject{params.host_ptr}, cpu_addr{params.cpu_addr}, - unique_identifier{params.unique_identifier}, program_type{program_type}, - disk_cache{params.disk_cache}, precompiled_programs{params.precompiled_programs}, - entries{result.second}, code{std::move(result.first)}, shader_length{entries.shader_length} {} + GLShader::ShaderEntries entries, ProgramCode program_code, + ProgramCode program_code_b) + : RasterizerCacheObject{params.host_ptr}, system{params.system}, + disk_cache{params.disk_cache}, device{params.device}, cpu_addr{params.cpu_addr}, + unique_identifier{params.unique_identifier}, program_type{program_type}, entries{entries}, + program_code{std::move(program_code)}, program_code_b{std::move(program_code_b)} { + if (!params.precompiled_variants) { + return; + } + for (const auto& pair : *params.precompiled_variants) { + auto locker = MakeLocker(system, program_type); + const auto& usage = pair->first; + FillLocker(*locker, usage); + + std::unique_ptr<LockerVariant>* locker_variant = nullptr; + const auto it = + std::find_if(locker_variants.begin(), locker_variants.end(), [&](const auto& variant) { + return variant->locker->HasEqualKeys(*locker); + }); + if (it == locker_variants.end()) { + locker_variant = &locker_variants.emplace_back(); + *locker_variant = std::make_unique<LockerVariant>(); + locker_variant->get()->locker = std::move(locker); + } else { + locker_variant = &*it; + } + locker_variant->get()->programs.emplace(usage.variant, pair->second); + } +} Shader CachedShader::CreateStageFromMemory(const ShaderParameters& params, Maxwell::ShaderProgram program_type, - ProgramCode&& program_code, - ProgramCode&& program_code_b) { - const auto code_size{CalculateProgramSize(program_code)}; - const auto code_size_b{CalculateProgramSize(program_code_b)}; - auto result{ - CreateProgram(params.device, GetProgramType(program_type), program_code, program_code_b)}; - if (result.first.empty()) { - // TODO(Rodrigo): Unimplemented shader stages hit here, avoid using these for now - return {}; - } - + ProgramCode program_code, ProgramCode program_code_b) { params.disk_cache.SaveRaw(ShaderDiskCacheRaw( - params.unique_identifier, GetProgramType(program_type), - static_cast<u32>(code_size / sizeof(u64)), static_cast<u32>(code_size_b / sizeof(u64)), - std::move(program_code), std::move(program_code_b))); - + params.unique_identifier, GetProgramType(program_type), program_code, program_code_b)); + + ConstBufferLocker locker(GetEnginesShaderType(GetProgramType(program_type))); + const ShaderIR ir(program_code, STAGE_MAIN_OFFSET, COMPILER_SETTINGS, locker); + // TODO(Rodrigo): Handle VertexA shaders + // std::optional<ShaderIR> ir_b; + // if (!program_code_b.empty()) { + // ir_b.emplace(program_code_b, STAGE_MAIN_OFFSET); + // } return std::shared_ptr<CachedShader>( - new CachedShader(params, GetProgramType(program_type), std::move(result))); + new CachedShader(params, GetProgramType(program_type), GLShader::GetEntries(ir), + std::move(program_code), std::move(program_code_b))); } -Shader CachedShader::CreateStageFromCache(const ShaderParameters& params, - Maxwell::ShaderProgram program_type, - GLShader::ProgramResult result) { - return std::shared_ptr<CachedShader>( - new CachedShader(params, GetProgramType(program_type), std::move(result))); -} - -Shader CachedShader::CreateKernelFromMemory(const ShaderParameters& params, ProgramCode&& code) { - auto result{CreateProgram(params.device, ProgramType::Compute, code, {})}; - - const auto code_size{CalculateProgramSize(code)}; - params.disk_cache.SaveRaw(ShaderDiskCacheRaw(params.unique_identifier, ProgramType::Compute, - static_cast<u32>(code_size / sizeof(u64)), 0, - std::move(code), {})); +Shader CachedShader::CreateKernelFromMemory(const ShaderParameters& params, ProgramCode code) { + params.disk_cache.SaveRaw( + ShaderDiskCacheRaw(params.unique_identifier, ProgramType::Compute, code)); - return std::shared_ptr<CachedShader>( - new CachedShader(params, ProgramType::Compute, std::move(result))); + ConstBufferLocker locker(Tegra::Engines::ShaderType::Compute); + const ShaderIR ir(code, KERNEL_MAIN_OFFSET, COMPILER_SETTINGS, locker); + return std::shared_ptr<CachedShader>(new CachedShader( + params, ProgramType::Compute, GLShader::GetEntries(ir), std::move(code), {})); } -Shader CachedShader::CreateKernelFromCache(const ShaderParameters& params, - GLShader::ProgramResult result) { - return std::shared_ptr<CachedShader>( - new CachedShader(params, ProgramType::Compute, std::move(result))); +Shader CachedShader::CreateFromCache(const ShaderParameters& params, + const UnspecializedShader& unspecialized) { + return std::shared_ptr<CachedShader>(new CachedShader(params, unspecialized.program_type, + unspecialized.entries, unspecialized.code, + unspecialized.code_b)); } std::tuple<GLuint, BaseBindings> CachedShader::GetProgramHandle(const ProgramVariant& variant) { - const auto [entry, is_cache_miss] = programs.try_emplace(variant); + UpdateVariant(); + + const auto [entry, is_cache_miss] = curr_variant->programs.try_emplace(variant); auto& program = entry->second; if (is_cache_miss) { - program = TryLoadProgram(variant); - if (!program) { - program = SpecializeShader(code, entries, program_type, variant); - disk_cache.SaveUsage(GetUsage(variant)); - } + program = BuildShader(device, unique_identifier, program_type, program_code, program_code_b, + variant, *curr_variant->locker); + disk_cache.SaveUsage(GetUsage(variant, *curr_variant->locker)); LabelGLObject(GL_PROGRAM, program->handle, cpu_addr); } @@ -372,18 +447,33 @@ std::tuple<GLuint, BaseBindings> CachedShader::GetProgramHandle(const ProgramVar return {program->handle, base_bindings}; } -CachedProgram CachedShader::TryLoadProgram(const ProgramVariant& variant) const { - const auto found = precompiled_programs.find(GetUsage(variant)); - if (found == precompiled_programs.end()) { - return {}; +void CachedShader::UpdateVariant() { + if (curr_variant && !curr_variant->locker->IsConsistent()) { + curr_variant = nullptr; + } + if (!curr_variant) { + for (auto& variant : locker_variants) { + if (variant->locker->IsConsistent()) { + curr_variant = variant.get(); + } + } + } + if (!curr_variant) { + auto& new_variant = locker_variants.emplace_back(); + new_variant = std::make_unique<LockerVariant>(); + new_variant->locker = MakeLocker(system, program_type); + curr_variant = new_variant.get(); } - return found->second; } -ShaderDiskCacheUsage CachedShader::GetUsage(const ProgramVariant& variant) const { +ShaderDiskCacheUsage CachedShader::GetUsage(const ProgramVariant& variant, + const ConstBufferLocker& locker) const { ShaderDiskCacheUsage usage; usage.unique_identifier = unique_identifier; usage.variant = variant; + usage.keys = locker.GetKeys(); + usage.bound_samplers = locker.GetBoundSamplers(); + usage.bindless_samplers = locker.GetBindlessSamplers(); return usage; } @@ -399,18 +489,15 @@ void ShaderCacheOpenGL::LoadDiskCache(const std::atomic_bool& stop_loading, return; } const auto [raws, shader_usages] = *transferable; - - auto [decompiled, dumps] = disk_cache.LoadPrecompiled(); - - const auto supported_formats{GetSupportedFormats()}; - const auto unspecialized_shaders{ - GenerateUnspecializedShaders(stop_loading, callback, raws, decompiled)}; - if (stop_loading) { + if (!GenerateUnspecializedShaders(stop_loading, callback, raws) || stop_loading) { return; } - // Track if precompiled cache was altered during loading to know if we have to serialize the - // virtual precompiled cache file back to the hard drive + const auto dumps = disk_cache.LoadPrecompiled(); + const auto supported_formats = GetSupportedFormats(); + + // Track if precompiled cache was altered during loading to know if we have to + // serialize the virtual precompiled cache file back to the hard drive bool precompiled_cache_altered = false; // Inform the frontend about shader build initialization @@ -433,9 +520,6 @@ void ShaderCacheOpenGL::LoadDiskCache(const std::atomic_bool& stop_loading, return; } const auto& usage{shader_usages[i]}; - LOG_INFO(Render_OpenGL, "Building shader {:016x} (index {} of {})", - usage.unique_identifier, i, shader_usages.size()); - const auto& unspecialized{unspecialized_shaders.at(usage.unique_identifier)}; const auto dump{dumps.find(usage)}; @@ -449,21 +533,28 @@ void ShaderCacheOpenGL::LoadDiskCache(const std::atomic_bool& stop_loading, } } if (!shader) { - shader = SpecializeShader(unspecialized.code, unspecialized.entries, - unspecialized.program_type, usage.variant, true); + auto locker{MakeLocker(system, unspecialized.program_type)}; + FillLocker(*locker, usage); + shader = BuildShader(device, usage.unique_identifier, unspecialized.program_type, + unspecialized.code, unspecialized.code_b, usage.variant, + *locker, true); } - std::scoped_lock lock(mutex); + std::scoped_lock lock{mutex}; if (callback) { callback(VideoCore::LoadCallbackStage::Build, ++built_shaders, shader_usages.size()); } precompiled_programs.emplace(usage, std::move(shader)); + + // TODO(Rodrigo): Is there a better way to do this? + precompiled_variants[usage.unique_identifier].push_back( + precompiled_programs.find(usage)); } }; - const auto num_workers{static_cast<std::size_t>(std::thread::hardware_concurrency() + 1)}; + const auto num_workers{static_cast<std::size_t>(std::thread::hardware_concurrency() + 1ULL)}; const std::size_t bucket_size{shader_usages.size() / num_workers}; std::vector<std::unique_ptr<Core::Frontend::GraphicsContext>> contexts(num_workers); std::vector<std::thread> threads(num_workers); @@ -483,7 +574,6 @@ void ShaderCacheOpenGL::LoadDiskCache(const std::atomic_bool& stop_loading, if (compilation_failed) { // Invalidate the precompiled cache if a shader dumped shader was rejected disk_cache.InvalidatePrecompiled(); - dumps.clear(); precompiled_cache_altered = true; return; } @@ -491,8 +581,8 @@ void ShaderCacheOpenGL::LoadDiskCache(const std::atomic_bool& stop_loading, return; } - // TODO(Rodrigo): Do state tracking for transferable shaders and do a dummy draw before - // precompiling them + // TODO(Rodrigo): Do state tracking for transferable shaders and do a dummy draw + // before precompiling them for (std::size_t i = 0; i < shader_usages.size(); ++i) { const auto& usage{shader_usages[i]}; @@ -508,9 +598,13 @@ void ShaderCacheOpenGL::LoadDiskCache(const std::atomic_bool& stop_loading, } } -CachedProgram ShaderCacheOpenGL::GeneratePrecompiledProgram( - const ShaderDiskCacheDump& dump, const std::set<GLenum>& supported_formats) { +const PrecompiledVariants* ShaderCacheOpenGL::GetPrecompiledVariants(u64 unique_identifier) const { + const auto it = precompiled_variants.find(unique_identifier); + return it == precompiled_variants.end() ? nullptr : &it->second; +} +CachedProgram ShaderCacheOpenGL::GeneratePrecompiledProgram( + const ShaderDiskCacheDump& dump, const std::unordered_set<GLenum>& supported_formats) { if (supported_formats.find(dump.binary_format) == supported_formats.end()) { LOG_INFO(Render_OpenGL, "Precompiled cache entry with unsupported format - removing"); return {}; @@ -532,56 +626,52 @@ CachedProgram ShaderCacheOpenGL::GeneratePrecompiledProgram( return shader; } -std::unordered_map<u64, UnspecializedShader> ShaderCacheOpenGL::GenerateUnspecializedShaders( +bool ShaderCacheOpenGL::GenerateUnspecializedShaders( const std::atomic_bool& stop_loading, const VideoCore::DiskResourceLoadCallback& callback, - const std::vector<ShaderDiskCacheRaw>& raws, - const std::unordered_map<u64, ShaderDiskCacheDecompiled>& decompiled) { - std::unordered_map<u64, UnspecializedShader> unspecialized; - + const std::vector<ShaderDiskCacheRaw>& raws) { if (callback) { callback(VideoCore::LoadCallbackStage::Decompile, 0, raws.size()); } for (std::size_t i = 0; i < raws.size(); ++i) { if (stop_loading) { - return {}; + return false; } const auto& raw{raws[i]}; const u64 unique_identifier{raw.GetUniqueIdentifier()}; const u64 calculated_hash{ GetUniqueIdentifier(raw.GetProgramType(), raw.GetProgramCode(), raw.GetProgramCodeB())}; if (unique_identifier != calculated_hash) { - LOG_ERROR( - Render_OpenGL, - "Invalid hash in entry={:016x} (obtained hash={:016x}) - removing shader cache", - raw.GetUniqueIdentifier(), calculated_hash); + LOG_ERROR(Render_OpenGL, + "Invalid hash in entry={:016x} (obtained hash={:016x}) - " + "removing shader cache", + raw.GetUniqueIdentifier(), calculated_hash); disk_cache.InvalidateTransferable(); - return {}; + return false; } - GLShader::ProgramResult result; - if (const auto it = decompiled.find(unique_identifier); it != decompiled.end()) { - // If it's stored in the precompiled file, avoid decompiling it here - const auto& stored_decompiled{it->second}; - result = {stored_decompiled.code, stored_decompiled.entries}; - } else { - // Otherwise decompile the shader at boot and save the result to the decompiled file - result = CreateProgram(device, raw.GetProgramType(), raw.GetProgramCode(), - raw.GetProgramCodeB()); - disk_cache.SaveDecompiled(unique_identifier, result.first, result.second); - } - - precompiled_shaders.insert({unique_identifier, result}); - - unspecialized.insert( - {raw.GetUniqueIdentifier(), - {std::move(result.first), std::move(result.second), raw.GetProgramType()}}); + const u32 main_offset = + raw.GetProgramType() == ProgramType::Compute ? KERNEL_MAIN_OFFSET : STAGE_MAIN_OFFSET; + ConstBufferLocker locker(GetEnginesShaderType(raw.GetProgramType())); + const ShaderIR ir(raw.GetProgramCode(), main_offset, COMPILER_SETTINGS, locker); + // TODO(Rodrigo): Handle VertexA shaders + // std::optional<ShaderIR> ir_b; + // if (raw.HasProgramA()) { + // ir_b.emplace(raw.GetProgramCodeB(), main_offset); + // } + + UnspecializedShader unspecialized; + unspecialized.entries = GLShader::GetEntries(ir); + unspecialized.program_type = raw.GetProgramType(); + unspecialized.code = raw.GetProgramCode(); + unspecialized.code_b = raw.GetProgramCodeB(); + unspecialized_shaders.emplace(raw.GetUniqueIdentifier(), unspecialized); if (callback) { callback(VideoCore::LoadCallbackStage::Decompile, i, raws.size()); } } - return unspecialized; + return true; } Shader ShaderCacheOpenGL::GetStageProgram(Maxwell::ShaderProgram program) { @@ -590,37 +680,35 @@ Shader ShaderCacheOpenGL::GetStageProgram(Maxwell::ShaderProgram program) { } auto& memory_manager{system.GPU().MemoryManager()}; - const GPUVAddr program_addr{GetShaderAddress(system, program)}; + const GPUVAddr address{GetShaderAddress(system, program)}; // Look up shader in the cache based on address - const auto host_ptr{memory_manager.GetPointer(program_addr)}; + const auto host_ptr{memory_manager.GetPointer(address)}; Shader shader{TryGet(host_ptr)}; if (shader) { return last_shaders[static_cast<std::size_t>(program)] = shader; } // No shader found - create a new one - ProgramCode program_code{GetShaderCode(memory_manager, program_addr, host_ptr)}; - ProgramCode program_code_b; - const bool is_program_a{program == Maxwell::ShaderProgram::VertexA}; - if (is_program_a) { - const GPUVAddr program_addr_b{GetShaderAddress(system, Maxwell::ShaderProgram::VertexB)}; - program_code_b = GetShaderCode(memory_manager, program_addr_b, - memory_manager.GetPointer(program_addr_b)); - } - - const auto unique_identifier = - GetUniqueIdentifier(GetProgramType(program), program_code, program_code_b); - const auto cpu_addr{*memory_manager.GpuToCpuAddress(program_addr)}; - const ShaderParameters params{disk_cache, precompiled_programs, device, cpu_addr, - host_ptr, unique_identifier}; - - const auto found = precompiled_shaders.find(unique_identifier); - if (found == precompiled_shaders.end()) { - shader = CachedShader::CreateStageFromMemory(params, program, std::move(program_code), - std::move(program_code_b)); + ProgramCode code{GetShaderCode(memory_manager, address, host_ptr)}; + ProgramCode code_b; + if (program == Maxwell::ShaderProgram::VertexA) { + const GPUVAddr address_b{GetShaderAddress(system, Maxwell::ShaderProgram::VertexB)}; + code_b = GetShaderCode(memory_manager, address_b, memory_manager.GetPointer(address_b)); + } + + const auto unique_identifier = GetUniqueIdentifier(GetProgramType(program), code, code_b); + const auto precompiled_variants = GetPrecompiledVariants(unique_identifier); + const auto cpu_addr{*memory_manager.GpuToCpuAddress(address)}; + const ShaderParameters params{system, disk_cache, precompiled_variants, device, + cpu_addr, host_ptr, unique_identifier}; + + const auto found = unspecialized_shaders.find(unique_identifier); + if (found == unspecialized_shaders.end()) { + shader = CachedShader::CreateStageFromMemory(params, program, std::move(code), + std::move(code_b)); } else { - shader = CachedShader::CreateStageFromCache(params, program, found->second); + shader = CachedShader::CreateFromCache(params, found->second); } Register(shader); @@ -638,15 +726,16 @@ Shader ShaderCacheOpenGL::GetComputeKernel(GPUVAddr code_addr) { // No kernel found - create a new one auto code{GetShaderCode(memory_manager, code_addr, host_ptr)}; const auto unique_identifier{GetUniqueIdentifier(ProgramType::Compute, code, {})}; + const auto precompiled_variants = GetPrecompiledVariants(unique_identifier); const auto cpu_addr{*memory_manager.GpuToCpuAddress(code_addr)}; - const ShaderParameters params{disk_cache, precompiled_programs, device, cpu_addr, - host_ptr, unique_identifier}; + const ShaderParameters params{system, disk_cache, precompiled_variants, device, + cpu_addr, host_ptr, unique_identifier}; - const auto found = precompiled_shaders.find(unique_identifier); - if (found == precompiled_shaders.end()) { + const auto found = unspecialized_shaders.find(unique_identifier); + if (found == unspecialized_shaders.end()) { kernel = CachedShader::CreateKernelFromMemory(params, std::move(code)); } else { - kernel = CachedShader::CreateKernelFromCache(params, found->second); + kernel = CachedShader::CreateFromCache(params, found->second); } Register(kernel); diff --git a/src/video_core/renderer_opengl/gl_shader_cache.h b/src/video_core/renderer_opengl/gl_shader_cache.h index de195cc5d..6bd7c9cf1 100644 --- a/src/video_core/renderer_opengl/gl_shader_cache.h +++ b/src/video_core/renderer_opengl/gl_shader_cache.h @@ -8,9 +8,10 @@ #include <atomic> #include <bitset> #include <memory> -#include <set> +#include <string> #include <tuple> #include <unordered_map> +#include <unordered_set> #include <vector> #include <glad/glad.h> @@ -20,6 +21,8 @@ #include "video_core/renderer_opengl/gl_resource_manager.h" #include "video_core/renderer_opengl/gl_shader_decompiler.h" #include "video_core/renderer_opengl/gl_shader_disk_cache.h" +#include "video_core/shader/const_buffer_locker.h" +#include "video_core/shader/shader_ir.h" namespace Core { class System; @@ -40,11 +43,19 @@ using Shader = std::shared_ptr<CachedShader>; using CachedProgram = std::shared_ptr<OGLProgram>; using Maxwell = Tegra::Engines::Maxwell3D::Regs; using PrecompiledPrograms = std::unordered_map<ShaderDiskCacheUsage, CachedProgram>; -using PrecompiledShaders = std::unordered_map<u64, GLShader::ProgramResult>; +using PrecompiledVariants = std::vector<PrecompiledPrograms::iterator>; + +struct UnspecializedShader { + GLShader::ShaderEntries entries; + ProgramType program_type; + ProgramCode code; + ProgramCode code_b; +}; struct ShaderParameters { + Core::System& system; ShaderDiskCacheOpenGL& disk_cache; - const PrecompiledPrograms& precompiled_programs; + const PrecompiledVariants* precompiled_variants; const Device& device; VAddr cpu_addr; u8* host_ptr; @@ -55,23 +66,18 @@ class CachedShader final : public RasterizerCacheObject { public: static Shader CreateStageFromMemory(const ShaderParameters& params, Maxwell::ShaderProgram program_type, - ProgramCode&& program_code, ProgramCode&& program_code_b); - - static Shader CreateStageFromCache(const ShaderParameters& params, - Maxwell::ShaderProgram program_type, - GLShader::ProgramResult result); + ProgramCode program_code, ProgramCode program_code_b); + static Shader CreateKernelFromMemory(const ShaderParameters& params, ProgramCode code); - static Shader CreateKernelFromMemory(const ShaderParameters& params, ProgramCode&& code); - - static Shader CreateKernelFromCache(const ShaderParameters& params, - GLShader::ProgramResult result); + static Shader CreateFromCache(const ShaderParameters& params, + const UnspecializedShader& unspecialized); VAddr GetCpuAddr() const override { return cpu_addr; } std::size_t GetSizeInBytes() const override { - return shader_length; + return program_code.size() * sizeof(u64); } /// Gets the shader entries for the shader @@ -83,24 +89,36 @@ public: std::tuple<GLuint, BaseBindings> GetProgramHandle(const ProgramVariant& variant); private: + struct LockerVariant { + std::unique_ptr<VideoCommon::Shader::ConstBufferLocker> locker; + std::unordered_map<ProgramVariant, CachedProgram> programs; + }; + explicit CachedShader(const ShaderParameters& params, ProgramType program_type, - GLShader::ProgramResult result); + GLShader::ShaderEntries entries, ProgramCode program_code, + ProgramCode program_code_b); - CachedProgram TryLoadProgram(const ProgramVariant& variant) const; + void UpdateVariant(); - ShaderDiskCacheUsage GetUsage(const ProgramVariant& variant) const; + ShaderDiskCacheUsage GetUsage(const ProgramVariant& variant, + const VideoCommon::Shader::ConstBufferLocker& locker) const; + + Core::System& system; + ShaderDiskCacheOpenGL& disk_cache; + const Device& device; VAddr cpu_addr{}; + u64 unique_identifier{}; ProgramType program_type{}; - ShaderDiskCacheOpenGL& disk_cache; - const PrecompiledPrograms& precompiled_programs; GLShader::ShaderEntries entries; - std::string code; - std::size_t shader_length{}; - std::unordered_map<ProgramVariant, CachedProgram> programs; + ProgramCode program_code; + ProgramCode program_code_b; + + LockerVariant* curr_variant = nullptr; + std::vector<std::unique_ptr<LockerVariant>> locker_variants; }; class ShaderCacheOpenGL final : public RasterizerCache<Shader> { @@ -123,21 +141,26 @@ protected: void FlushObjectInner(const Shader& object) override {} private: - std::unordered_map<u64, UnspecializedShader> GenerateUnspecializedShaders( - const std::atomic_bool& stop_loading, const VideoCore::DiskResourceLoadCallback& callback, - const std::vector<ShaderDiskCacheRaw>& raws, - const std::unordered_map<u64, ShaderDiskCacheDecompiled>& decompiled); + bool GenerateUnspecializedShaders(const std::atomic_bool& stop_loading, + const VideoCore::DiskResourceLoadCallback& callback, + const std::vector<ShaderDiskCacheRaw>& raws); CachedProgram GeneratePrecompiledProgram(const ShaderDiskCacheDump& dump, - const std::set<GLenum>& supported_formats); + const std::unordered_set<GLenum>& supported_formats); + + const PrecompiledVariants* GetPrecompiledVariants(u64 unique_identifier) const; Core::System& system; Core::Frontend::EmuWindow& emu_window; const Device& device; + ShaderDiskCacheOpenGL disk_cache; - PrecompiledShaders precompiled_shaders; PrecompiledPrograms precompiled_programs; + std::unordered_map<u64, PrecompiledVariants> precompiled_variants; + + std::unordered_map<u64, UnspecializedShader> unspecialized_shaders; + std::array<Shader, Maxwell::MaxShaderProgram> last_shaders; }; diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp index baec66ff0..030550c53 100644 --- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp +++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp @@ -415,27 +415,6 @@ public: return code.GetResult(); } - ShaderEntries GetShaderEntries() const { - ShaderEntries entries; - for (const auto& cbuf : ir.GetConstantBuffers()) { - entries.const_buffers.emplace_back(cbuf.second.GetMaxOffset(), cbuf.second.IsIndirect(), - cbuf.first); - } - for (const auto& sampler : ir.GetSamplers()) { - entries.samplers.emplace_back(sampler); - } - for (const auto& [offset, image] : ir.GetImages()) { - entries.images.emplace_back(image); - } - for (const auto& [base, usage] : ir.GetGlobalMemory()) { - entries.global_memory_entries.emplace_back(base.cbuf_index, base.cbuf_offset, - usage.is_read, usage.is_written); - } - entries.clip_distances = ir.GetClipDistances(); - entries.shader_length = ir.GetLength(); - return entries; - } - private: friend class ASTDecompiler; friend class ExprDecompiler; @@ -2338,6 +2317,11 @@ public: inner += expr.value ? "true" : "false"; } + void operator()(VideoCommon::Shader::ExprGprEqual& expr) { + inner += + "( ftou(" + decomp.GetRegister(expr.gpr) + ") == " + std::to_string(expr.value) + ')'; + } + const std::string& GetResult() const { return inner; } @@ -2476,25 +2460,46 @@ void GLSLDecompiler::DecompileAST() { } // Anonymous namespace +ShaderEntries GetEntries(const VideoCommon::Shader::ShaderIR& ir) { + ShaderEntries entries; + for (const auto& cbuf : ir.GetConstantBuffers()) { + entries.const_buffers.emplace_back(cbuf.second.GetMaxOffset(), cbuf.second.IsIndirect(), + cbuf.first); + } + for (const auto& sampler : ir.GetSamplers()) { + entries.samplers.emplace_back(sampler); + } + for (const auto& [offset, image] : ir.GetImages()) { + entries.images.emplace_back(image); + } + for (const auto& [base, usage] : ir.GetGlobalMemory()) { + entries.global_memory_entries.emplace_back(base.cbuf_index, base.cbuf_offset, usage.is_read, + usage.is_written); + } + entries.clip_distances = ir.GetClipDistances(); + entries.shader_length = ir.GetLength(); + return entries; +} + std::string GetCommonDeclarations() { - return fmt::format( - "#define ftoi floatBitsToInt\n" - "#define ftou floatBitsToUint\n" - "#define itof intBitsToFloat\n" - "#define utof uintBitsToFloat\n\n" - "bvec2 HalfFloatNanComparison(bvec2 comparison, vec2 pair1, vec2 pair2) {{\n" - " bvec2 is_nan1 = isnan(pair1);\n" - " bvec2 is_nan2 = isnan(pair2);\n" - " return bvec2(comparison.x || is_nan1.x || is_nan2.x, comparison.y || is_nan1.y || " - "is_nan2.y);\n" - "}}\n\n"); + return R"(#define ftoi floatBitsToInt +#define ftou floatBitsToUint +#define itof intBitsToFloat +#define utof uintBitsToFloat + +bvec2 HalfFloatNanComparison(bvec2 comparison, vec2 pair1, vec2 pair2) { + bvec2 is_nan1 = isnan(pair1); + bvec2 is_nan2 = isnan(pair2); + return bvec2(comparison.x || is_nan1.x || is_nan2.x, comparison.y || is_nan1.y || is_nan2.y); +} +)"; } -ProgramResult Decompile(const Device& device, const ShaderIR& ir, ProgramType stage, - const std::string& suffix) { +std::string Decompile(const Device& device, const ShaderIR& ir, ProgramType stage, + const std::string& suffix) { GLSLDecompiler decompiler(device, ir, stage, suffix); decompiler.Decompile(); - return {decompiler.GetResult(), decompiler.GetShaderEntries()}; + return decompiler.GetResult(); } } // namespace OpenGL::GLShader diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.h b/src/video_core/renderer_opengl/gl_shader_decompiler.h index e538dc001..fead2a51e 100644 --- a/src/video_core/renderer_opengl/gl_shader_decompiler.h +++ b/src/video_core/renderer_opengl/gl_shader_decompiler.h @@ -34,10 +34,7 @@ enum class ProgramType : u32 { namespace OpenGL::GLShader { -struct ShaderEntries; - using Maxwell = Tegra::Engines::Maxwell3D::Regs; -using ProgramResult = std::pair<std::string, ShaderEntries>; using SamplerEntry = VideoCommon::Shader::Sampler; using ImageEntry = VideoCommon::Shader::Image; @@ -93,9 +90,11 @@ struct ShaderEntries { std::size_t shader_length{}; }; +ShaderEntries GetEntries(const VideoCommon::Shader::ShaderIR& ir); + std::string GetCommonDeclarations(); -ProgramResult Decompile(const Device& device, const VideoCommon::Shader::ShaderIR& ir, - ProgramType stage, const std::string& suffix); +std::string Decompile(const Device& device, const VideoCommon::Shader::ShaderIR& ir, + ProgramType stage, const std::string& suffix); } // namespace OpenGL::GLShader diff --git a/src/video_core/renderer_opengl/gl_shader_disk_cache.cpp b/src/video_core/renderer_opengl/gl_shader_disk_cache.cpp index 74cc33476..184a565e6 100644 --- a/src/video_core/renderer_opengl/gl_shader_disk_cache.cpp +++ b/src/video_core/renderer_opengl/gl_shader_disk_cache.cpp @@ -22,6 +22,29 @@ namespace OpenGL { +using VideoCommon::Shader::BindlessSamplerMap; +using VideoCommon::Shader::BoundSamplerMap; +using VideoCommon::Shader::KeyMap; + +namespace { + +struct ConstBufferKey { + u32 cbuf; + u32 offset; + u32 value; +}; + +struct BoundSamplerKey { + u32 offset; + Tegra::Engines::SamplerDescriptor sampler; +}; + +struct BindlessSamplerKey { + u32 cbuf; + u32 offset; + Tegra::Engines::SamplerDescriptor sampler; +}; + using ShaderCacheVersionHash = std::array<u8, 64>; enum class TransferableEntryKind : u32 { @@ -29,18 +52,10 @@ enum class TransferableEntryKind : u32 { Usage, }; -enum class PrecompiledEntryKind : u32 { - Decompiled, - Dump, -}; - -constexpr u32 NativeVersion = 4; +constexpr u32 NativeVersion = 5; // Making sure sizes doesn't change by accident static_assert(sizeof(BaseBindings) == 16); -static_assert(sizeof(ShaderDiskCacheUsage) == 40); - -namespace { ShaderCacheVersionHash GetShaderCacheVersionHash() { ShaderCacheVersionHash hash{}; @@ -49,13 +64,11 @@ ShaderCacheVersionHash GetShaderCacheVersionHash() { return hash; } -} // namespace +} // Anonymous namespace ShaderDiskCacheRaw::ShaderDiskCacheRaw(u64 unique_identifier, ProgramType program_type, - u32 program_code_size, u32 program_code_size_b, ProgramCode program_code, ProgramCode program_code_b) : unique_identifier{unique_identifier}, program_type{program_type}, - program_code_size{program_code_size}, program_code_size_b{program_code_size_b}, program_code{std::move(program_code)}, program_code_b{std::move(program_code_b)} {} ShaderDiskCacheRaw::ShaderDiskCacheRaw() = default; @@ -90,15 +103,16 @@ bool ShaderDiskCacheRaw::Load(FileUtil::IOFile& file) { bool ShaderDiskCacheRaw::Save(FileUtil::IOFile& file) const { if (file.WriteObject(unique_identifier) != 1 || file.WriteObject(static_cast<u32>(program_type)) != 1 || - file.WriteObject(program_code_size) != 1 || file.WriteObject(program_code_size_b) != 1) { + file.WriteObject(static_cast<u32>(program_code.size())) != 1 || + file.WriteObject(static_cast<u32>(program_code_b.size())) != 1) { return false; } - if (file.WriteArray(program_code.data(), program_code_size) != program_code_size) + if (file.WriteArray(program_code.data(), program_code.size()) != program_code.size()) return false; if (HasProgramA() && - file.WriteArray(program_code_b.data(), program_code_size_b) != program_code_size_b) { + file.WriteArray(program_code_b.data(), program_code_b.size()) != program_code_b.size()) { return false; } return true; @@ -127,13 +141,13 @@ ShaderDiskCacheOpenGL::LoadTransferable() { u32 version{}; if (file.ReadBytes(&version, sizeof(version)) != sizeof(version)) { LOG_ERROR(Render_OpenGL, - "Failed to get transferable cache version for title id={} - skipping", + "Failed to get transferable cache version for title id={}, skipping", GetTitleID()); return {}; } if (version < NativeVersion) { - LOG_INFO(Render_OpenGL, "Transferable shader cache is old - removing"); + LOG_INFO(Render_OpenGL, "Transferable shader cache is old, removing"); file.Close(); InvalidateTransferable(); is_usable = true; @@ -141,17 +155,18 @@ ShaderDiskCacheOpenGL::LoadTransferable() { } if (version > NativeVersion) { LOG_WARNING(Render_OpenGL, "Transferable shader cache was generated with a newer version " - "of the emulator - skipping"); + "of the emulator, skipping"); return {}; } // Version is valid, load the shaders + constexpr const char error_loading[] = "Failed to load transferable raw entry, skipping"; std::vector<ShaderDiskCacheRaw> raws; std::vector<ShaderDiskCacheUsage> usages; while (file.Tell() < file.GetSize()) { TransferableEntryKind kind{}; if (file.ReadBytes(&kind, sizeof(u32)) != sizeof(u32)) { - LOG_ERROR(Render_OpenGL, "Failed to read transferable file - skipping"); + LOG_ERROR(Render_OpenGL, "Failed to read transferable file, skipping"); return {}; } @@ -159,7 +174,7 @@ ShaderDiskCacheOpenGL::LoadTransferable() { case TransferableEntryKind::Raw: { ShaderDiskCacheRaw entry; if (!entry.Load(file)) { - LOG_ERROR(Render_OpenGL, "Failed to load transferable raw entry - skipping"); + LOG_ERROR(Render_OpenGL, error_loading); return {}; } transferable.insert({entry.GetUniqueIdentifier(), {}}); @@ -167,16 +182,45 @@ ShaderDiskCacheOpenGL::LoadTransferable() { break; } case TransferableEntryKind::Usage: { - ShaderDiskCacheUsage usage{}; - if (file.ReadBytes(&usage, sizeof(usage)) != sizeof(usage)) { - LOG_ERROR(Render_OpenGL, "Failed to load transferable usage entry - skipping"); + ShaderDiskCacheUsage usage; + + u32 num_keys{}; + u32 num_bound_samplers{}; + u32 num_bindless_samplers{}; + if (file.ReadArray(&usage.unique_identifier, 1) != 1 || + file.ReadArray(&usage.variant, 1) != 1 || file.ReadArray(&num_keys, 1) != 1 || + file.ReadArray(&num_bound_samplers, 1) != 1 || + file.ReadArray(&num_bindless_samplers, 1) != 1) { + LOG_ERROR(Render_OpenGL, error_loading); return {}; } + + std::vector<ConstBufferKey> keys(num_keys); + std::vector<BoundSamplerKey> bound_samplers(num_bound_samplers); + std::vector<BindlessSamplerKey> bindless_samplers(num_bindless_samplers); + if (file.ReadArray(keys.data(), keys.size()) != keys.size() || + file.ReadArray(bound_samplers.data(), bound_samplers.size()) != + bound_samplers.size() || + file.ReadArray(bindless_samplers.data(), bindless_samplers.size()) != + bindless_samplers.size()) { + LOG_ERROR(Render_OpenGL, error_loading); + return {}; + } + for (const auto& key : keys) { + usage.keys.insert({{key.cbuf, key.offset}, key.value}); + } + for (const auto& key : bound_samplers) { + usage.bound_samplers.emplace(key.offset, key.sampler); + } + for (const auto& key : bindless_samplers) { + usage.bindless_samplers.insert({{key.cbuf, key.offset}, key.sampler}); + } + usages.push_back(std::move(usage)); break; } default: - LOG_ERROR(Render_OpenGL, "Unknown transferable shader cache entry kind={} - skipping", + LOG_ERROR(Render_OpenGL, "Unknown transferable shader cache entry kind={}, skipping", static_cast<u32>(kind)); return {}; } @@ -186,13 +230,14 @@ ShaderDiskCacheOpenGL::LoadTransferable() { return {{std::move(raws), std::move(usages)}}; } -std::pair<std::unordered_map<u64, ShaderDiskCacheDecompiled>, ShaderDumpsMap> +std::unordered_map<ShaderDiskCacheUsage, ShaderDiskCacheDump> ShaderDiskCacheOpenGL::LoadPrecompiled() { if (!is_usable) { return {}; } - FileUtil::IOFile file(GetPrecompiledPath(), "rb"); + std::string path = GetPrecompiledPath(); + FileUtil::IOFile file(path, "rb"); if (!file.IsOpen()) { LOG_INFO(Render_OpenGL, "No precompiled shader cache found for game with title id={}", GetTitleID()); @@ -202,7 +247,7 @@ ShaderDiskCacheOpenGL::LoadPrecompiled() { const auto result = LoadPrecompiledFile(file); if (!result) { LOG_INFO(Render_OpenGL, - "Failed to load precompiled cache for game with title id={} - removing", + "Failed to load precompiled cache for game with title id={}, removing", GetTitleID()); file.Close(); InvalidatePrecompiled(); @@ -211,7 +256,7 @@ ShaderDiskCacheOpenGL::LoadPrecompiled() { return *result; } -std::optional<std::pair<std::unordered_map<u64, ShaderDiskCacheDecompiled>, ShaderDumpsMap>> +std::optional<std::unordered_map<ShaderDiskCacheUsage, ShaderDiskCacheDump>> ShaderDiskCacheOpenGL::LoadPrecompiledFile(FileUtil::IOFile& file) { // Read compressed file from disk and decompress to virtual precompiled cache file std::vector<u8> compressed(file.GetSize()); @@ -231,238 +276,56 @@ ShaderDiskCacheOpenGL::LoadPrecompiledFile(FileUtil::IOFile& file) { return {}; } - std::unordered_map<u64, ShaderDiskCacheDecompiled> decompiled; ShaderDumpsMap dumps; while (precompiled_cache_virtual_file_offset < precompiled_cache_virtual_file.GetSize()) { - PrecompiledEntryKind kind{}; - if (!LoadObjectFromPrecompiled(kind)) { + u32 num_keys{}; + u32 num_bound_samplers{}; + u32 num_bindless_samplers{}; + ShaderDiskCacheUsage usage; + if (!LoadObjectFromPrecompiled(usage.unique_identifier) || + !LoadObjectFromPrecompiled(usage.variant) || !LoadObjectFromPrecompiled(num_keys) || + !LoadObjectFromPrecompiled(num_bound_samplers) || + !LoadObjectFromPrecompiled(num_bindless_samplers)) { return {}; } - - switch (kind) { - case PrecompiledEntryKind::Decompiled: { - u64 unique_identifier{}; - if (!LoadObjectFromPrecompiled(unique_identifier)) { - return {}; - } - - auto entry = LoadDecompiledEntry(); - if (!entry) { - return {}; - } - decompiled.insert({unique_identifier, std::move(*entry)}); - break; - } - case PrecompiledEntryKind::Dump: { - ShaderDiskCacheUsage usage; - if (!LoadObjectFromPrecompiled(usage)) { - return {}; - } - - ShaderDiskCacheDump dump; - if (!LoadObjectFromPrecompiled(dump.binary_format)) { - return {}; - } - - u32 binary_length{}; - if (!LoadObjectFromPrecompiled(binary_length)) { - return {}; - } - - dump.binary.resize(binary_length); - if (!LoadArrayFromPrecompiled(dump.binary.data(), dump.binary.size())) { - return {}; - } - - dumps.insert({usage, dump}); - break; - } - default: + std::vector<ConstBufferKey> keys(num_keys); + std::vector<BoundSamplerKey> bound_samplers(num_bound_samplers); + std::vector<BindlessSamplerKey> bindless_samplers(num_bindless_samplers); + if (!LoadArrayFromPrecompiled(keys.data(), keys.size()) || + !LoadArrayFromPrecompiled(bound_samplers.data(), bound_samplers.size()) != + bound_samplers.size() || + !LoadArrayFromPrecompiled(bindless_samplers.data(), bindless_samplers.size()) != + bindless_samplers.size()) { return {}; } - } - return {{decompiled, dumps}}; -} - -std::optional<ShaderDiskCacheDecompiled> ShaderDiskCacheOpenGL::LoadDecompiledEntry() { - u32 code_size{}; - if (!LoadObjectFromPrecompiled(code_size)) { - return {}; - } - - std::string code(code_size, '\0'); - if (!LoadArrayFromPrecompiled(code.data(), code.size())) { - return {}; - } - - ShaderDiskCacheDecompiled entry; - entry.code = std::move(code); - - u32 const_buffers_count{}; - if (!LoadObjectFromPrecompiled(const_buffers_count)) { - return {}; - } - - for (u32 i = 0; i < const_buffers_count; ++i) { - u32 max_offset{}; - u32 index{}; - bool is_indirect{}; - if (!LoadObjectFromPrecompiled(max_offset) || !LoadObjectFromPrecompiled(index) || - !LoadObjectFromPrecompiled(is_indirect)) { - return {}; + for (const auto& key : keys) { + usage.keys.insert({{key.cbuf, key.offset}, key.value}); } - entry.entries.const_buffers.emplace_back(max_offset, is_indirect, index); - } - - u32 samplers_count{}; - if (!LoadObjectFromPrecompiled(samplers_count)) { - return {}; - } - - for (u32 i = 0; i < samplers_count; ++i) { - u64 offset{}; - u64 index{}; - u32 type{}; - bool is_array{}; - bool is_shadow{}; - bool is_bindless{}; - if (!LoadObjectFromPrecompiled(offset) || !LoadObjectFromPrecompiled(index) || - !LoadObjectFromPrecompiled(type) || !LoadObjectFromPrecompiled(is_array) || - !LoadObjectFromPrecompiled(is_shadow) || !LoadObjectFromPrecompiled(is_bindless)) { - return {}; + for (const auto& key : bound_samplers) { + usage.bound_samplers.emplace(key.offset, key.sampler); } - entry.entries.samplers.emplace_back( - static_cast<std::size_t>(offset), static_cast<std::size_t>(index), - static_cast<Tegra::Shader::TextureType>(type), is_array, is_shadow, is_bindless); - } - - u32 images_count{}; - if (!LoadObjectFromPrecompiled(images_count)) { - return {}; - } - for (u32 i = 0; i < images_count; ++i) { - u64 offset{}; - u64 index{}; - u32 type{}; - u8 is_bindless{}; - u8 is_written{}; - u8 is_read{}; - u8 is_atomic{}; - if (!LoadObjectFromPrecompiled(offset) || !LoadObjectFromPrecompiled(index) || - !LoadObjectFromPrecompiled(type) || !LoadObjectFromPrecompiled(is_bindless) || - !LoadObjectFromPrecompiled(is_written) || !LoadObjectFromPrecompiled(is_read) || - !LoadObjectFromPrecompiled(is_atomic)) { - return {}; + for (const auto& key : bindless_samplers) { + usage.bindless_samplers.insert({{key.cbuf, key.offset}, key.sampler}); } - entry.entries.images.emplace_back( - static_cast<std::size_t>(offset), static_cast<std::size_t>(index), - static_cast<Tegra::Shader::ImageType>(type), is_bindless != 0, is_written != 0, - is_read != 0, is_atomic != 0); - } - u32 global_memory_count{}; - if (!LoadObjectFromPrecompiled(global_memory_count)) { - return {}; - } - for (u32 i = 0; i < global_memory_count; ++i) { - u32 cbuf_index{}; - u32 cbuf_offset{}; - bool is_read{}; - bool is_written{}; - if (!LoadObjectFromPrecompiled(cbuf_index) || !LoadObjectFromPrecompiled(cbuf_offset) || - !LoadObjectFromPrecompiled(is_read) || !LoadObjectFromPrecompiled(is_written)) { + ShaderDiskCacheDump dump; + if (!LoadObjectFromPrecompiled(dump.binary_format)) { return {}; } - entry.entries.global_memory_entries.emplace_back(cbuf_index, cbuf_offset, is_read, - is_written); - } - for (auto& clip_distance : entry.entries.clip_distances) { - if (!LoadObjectFromPrecompiled(clip_distance)) { + u32 binary_length{}; + if (!LoadObjectFromPrecompiled(binary_length)) { return {}; } - } - - u64 shader_length{}; - if (!LoadObjectFromPrecompiled(shader_length)) { - return {}; - } - entry.entries.shader_length = static_cast<std::size_t>(shader_length); - - return entry; -} - -bool ShaderDiskCacheOpenGL::SaveDecompiledFile(u64 unique_identifier, const std::string& code, - const GLShader::ShaderEntries& entries) { - if (!SaveObjectToPrecompiled(static_cast<u32>(PrecompiledEntryKind::Decompiled)) || - !SaveObjectToPrecompiled(unique_identifier) || - !SaveObjectToPrecompiled(static_cast<u32>(code.size())) || - !SaveArrayToPrecompiled(code.data(), code.size())) { - return false; - } - - if (!SaveObjectToPrecompiled(static_cast<u32>(entries.const_buffers.size()))) { - return false; - } - for (const auto& cbuf : entries.const_buffers) { - if (!SaveObjectToPrecompiled(static_cast<u32>(cbuf.GetMaxOffset())) || - !SaveObjectToPrecompiled(static_cast<u32>(cbuf.GetIndex())) || - !SaveObjectToPrecompiled(cbuf.IsIndirect())) { - return false; - } - } - - if (!SaveObjectToPrecompiled(static_cast<u32>(entries.samplers.size()))) { - return false; - } - for (const auto& sampler : entries.samplers) { - if (!SaveObjectToPrecompiled(static_cast<u64>(sampler.GetOffset())) || - !SaveObjectToPrecompiled(static_cast<u64>(sampler.GetIndex())) || - !SaveObjectToPrecompiled(static_cast<u32>(sampler.GetType())) || - !SaveObjectToPrecompiled(sampler.IsArray()) || - !SaveObjectToPrecompiled(sampler.IsShadow()) || - !SaveObjectToPrecompiled(sampler.IsBindless())) { - return false; - } - } - - if (!SaveObjectToPrecompiled(static_cast<u32>(entries.images.size()))) { - return false; - } - for (const auto& image : entries.images) { - if (!SaveObjectToPrecompiled(static_cast<u64>(image.GetOffset())) || - !SaveObjectToPrecompiled(static_cast<u64>(image.GetIndex())) || - !SaveObjectToPrecompiled(static_cast<u32>(image.GetType())) || - !SaveObjectToPrecompiled(static_cast<u8>(image.IsBindless() ? 1 : 0)) || - !SaveObjectToPrecompiled(static_cast<u8>(image.IsWritten() ? 1 : 0)) || - !SaveObjectToPrecompiled(static_cast<u8>(image.IsRead() ? 1 : 0)) || - !SaveObjectToPrecompiled(static_cast<u8>(image.IsAtomic() ? 1 : 0))) { - return false; - } - } - if (!SaveObjectToPrecompiled(static_cast<u32>(entries.global_memory_entries.size()))) { - return false; - } - for (const auto& gmem : entries.global_memory_entries) { - if (!SaveObjectToPrecompiled(static_cast<u32>(gmem.GetCbufIndex())) || - !SaveObjectToPrecompiled(static_cast<u32>(gmem.GetCbufOffset())) || - !SaveObjectToPrecompiled(gmem.IsRead()) || !SaveObjectToPrecompiled(gmem.IsWritten())) { - return false; - } - } - - for (const bool clip_distance : entries.clip_distances) { - if (!SaveObjectToPrecompiled(clip_distance)) { - return false; + dump.binary.resize(binary_length); + if (!LoadArrayFromPrecompiled(dump.binary.data(), dump.binary.size())) { + return {}; } - } - if (!SaveObjectToPrecompiled(static_cast<u64>(entries.shader_length))) { - return false; + dumps.emplace(std::move(usage), dump); } - - return true; + return dumps; } void ShaderDiskCacheOpenGL::InvalidateTransferable() { @@ -494,10 +357,11 @@ void ShaderDiskCacheOpenGL::SaveRaw(const ShaderDiskCacheRaw& entry) { } FileUtil::IOFile file = AppendTransferableFile(); - if (!file.IsOpen()) + if (!file.IsOpen()) { return; + } if (file.WriteObject(TransferableEntryKind::Raw) != 1 || !entry.Save(file)) { - LOG_ERROR(Render_OpenGL, "Failed to save raw transferable cache entry - removing"); + LOG_ERROR(Render_OpenGL, "Failed to save raw transferable cache entry, removing"); file.Close(); InvalidateTransferable(); return; @@ -523,29 +387,39 @@ void ShaderDiskCacheOpenGL::SaveUsage(const ShaderDiskCacheUsage& usage) { FileUtil::IOFile file = AppendTransferableFile(); if (!file.IsOpen()) return; - - if (file.WriteObject(TransferableEntryKind::Usage) != 1 || file.WriteObject(usage) != 1) { - LOG_ERROR(Render_OpenGL, "Failed to save usage transferable cache entry - removing"); + const auto Close = [&] { + LOG_ERROR(Render_OpenGL, "Failed to save usage transferable cache entry, removing"); file.Close(); InvalidateTransferable(); - return; - } -} + }; -void ShaderDiskCacheOpenGL::SaveDecompiled(u64 unique_identifier, const std::string& code, - const GLShader::ShaderEntries& entries) { - if (!is_usable) { + if (file.WriteObject(TransferableEntryKind::Usage) != 1 || + file.WriteObject(usage.unique_identifier) != 1 || file.WriteObject(usage.variant) != 1 || + file.WriteObject(static_cast<u32>(usage.keys.size())) != 1 || + file.WriteObject(static_cast<u32>(usage.bound_samplers.size())) != 1 || + file.WriteObject(static_cast<u32>(usage.bindless_samplers.size())) != 1) { + Close(); return; } - - if (precompiled_cache_virtual_file.GetSize() == 0) { - SavePrecompiledHeaderToVirtualPrecompiledCache(); + for (const auto& [pair, value] : usage.keys) { + const auto [cbuf, offset] = pair; + if (file.WriteObject(ConstBufferKey{cbuf, offset, value}) != 1) { + Close(); + return; + } } - - if (!SaveDecompiledFile(unique_identifier, code, entries)) { - LOG_ERROR(Render_OpenGL, - "Failed to save decompiled entry to the precompiled file - removing"); - InvalidatePrecompiled(); + for (const auto& [offset, sampler] : usage.bound_samplers) { + if (file.WriteObject(BoundSamplerKey{offset, sampler}) != 1) { + Close(); + return; + } + } + for (const auto& [pair, sampler] : usage.bindless_samplers) { + const auto [cbuf, offset] = pair; + if (file.WriteObject(BindlessSamplerKey{cbuf, offset, sampler}) != 1) { + Close(); + return; + } } } @@ -554,6 +428,13 @@ void ShaderDiskCacheOpenGL::SaveDump(const ShaderDiskCacheUsage& usage, GLuint p return; } + // TODO(Rodrigo): This is a design smell. I shouldn't be having to manually write the header + // when writing the dump. This should be done the moment I get access to write to the virtual + // file. + if (precompiled_cache_virtual_file.GetSize() == 0) { + SavePrecompiledHeaderToVirtualPrecompiledCache(); + } + GLint binary_length{}; glGetProgramiv(program, GL_PROGRAM_BINARY_LENGTH, &binary_length); @@ -561,21 +442,51 @@ void ShaderDiskCacheOpenGL::SaveDump(const ShaderDiskCacheUsage& usage, GLuint p std::vector<u8> binary(binary_length); glGetProgramBinary(program, binary_length, nullptr, &binary_format, binary.data()); - if (!SaveObjectToPrecompiled(static_cast<u32>(PrecompiledEntryKind::Dump)) || - !SaveObjectToPrecompiled(usage) || - !SaveObjectToPrecompiled(static_cast<u32>(binary_format)) || - !SaveObjectToPrecompiled(static_cast<u32>(binary_length)) || - !SaveArrayToPrecompiled(binary.data(), binary.size())) { - LOG_ERROR(Render_OpenGL, "Failed to save binary program file in shader={:016x} - removing", + const auto Close = [&] { + LOG_ERROR(Render_OpenGL, "Failed to save binary program file in shader={:016X}, removing", usage.unique_identifier); InvalidatePrecompiled(); + }; + + if (!SaveObjectToPrecompiled(usage.unique_identifier) || + !SaveObjectToPrecompiled(usage.variant) || + !SaveObjectToPrecompiled(static_cast<u32>(usage.keys.size())) || + !SaveObjectToPrecompiled(static_cast<u32>(usage.bound_samplers.size())) || + !SaveObjectToPrecompiled(static_cast<u32>(usage.bindless_samplers.size()))) { + Close(); return; } + for (const auto& [pair, value] : usage.keys) { + const auto [cbuf, offset] = pair; + if (SaveObjectToPrecompiled(ConstBufferKey{cbuf, offset, value}) != 1) { + Close(); + return; + } + } + for (const auto& [offset, sampler] : usage.bound_samplers) { + if (SaveObjectToPrecompiled(BoundSamplerKey{offset, sampler}) != 1) { + Close(); + return; + } + } + for (const auto& [pair, sampler] : usage.bindless_samplers) { + const auto [cbuf, offset] = pair; + if (SaveObjectToPrecompiled(BindlessSamplerKey{cbuf, offset, sampler}) != 1) { + Close(); + return; + } + } + if (!SaveObjectToPrecompiled(static_cast<u32>(binary_format)) || + !SaveObjectToPrecompiled(static_cast<u32>(binary_length)) || + !SaveArrayToPrecompiled(binary.data(), binary.size())) { + Close(); + } } FileUtil::IOFile ShaderDiskCacheOpenGL::AppendTransferableFile() const { - if (!EnsureDirectories()) + if (!EnsureDirectories()) { return {}; + } const auto transferable_path{GetTransferablePath()}; const bool existed = FileUtil::Exists(transferable_path); @@ -607,8 +518,8 @@ void ShaderDiskCacheOpenGL::SavePrecompiledHeaderToVirtualPrecompiledCache() { void ShaderDiskCacheOpenGL::SaveVirtualPrecompiledFile() { precompiled_cache_virtual_file_offset = 0; - const std::vector<u8>& uncompressed = precompiled_cache_virtual_file.ReadAllBytes(); - const std::vector<u8>& compressed = + const std::vector<u8> uncompressed = precompiled_cache_virtual_file.ReadAllBytes(); + const std::vector<u8> compressed = Common::Compression::CompressDataZSTDDefault(uncompressed.data(), uncompressed.size()); const auto precompiled_path{GetPrecompiledPath()}; diff --git a/src/video_core/renderer_opengl/gl_shader_disk_cache.h b/src/video_core/renderer_opengl/gl_shader_disk_cache.h index 9595bd71b..db23ada93 100644 --- a/src/video_core/renderer_opengl/gl_shader_disk_cache.h +++ b/src/video_core/renderer_opengl/gl_shader_disk_cache.h @@ -8,6 +8,7 @@ #include <optional> #include <string> #include <tuple> +#include <type_traits> #include <unordered_map> #include <unordered_set> #include <utility> @@ -19,6 +20,7 @@ #include "common/common_types.h" #include "core/file_sys/vfs_vector.h" #include "video_core/renderer_opengl/gl_shader_gen.h" +#include "video_core/shader/const_buffer_locker.h" namespace Core { class System; @@ -53,6 +55,7 @@ struct BaseBindings { return !operator==(rhs); } }; +static_assert(std::is_trivially_copyable_v<BaseBindings>); /// Describes the different variants a single program can be compiled. struct ProgramVariant { @@ -70,13 +73,20 @@ struct ProgramVariant { } }; +static_assert(std::is_trivially_copyable_v<ProgramVariant>); + /// Describes how a shader is used. struct ShaderDiskCacheUsage { u64 unique_identifier{}; ProgramVariant variant; + VideoCommon::Shader::KeyMap keys; + VideoCommon::Shader::BoundSamplerMap bound_samplers; + VideoCommon::Shader::BindlessSamplerMap bindless_samplers; bool operator==(const ShaderDiskCacheUsage& rhs) const { - return std::tie(unique_identifier, variant) == std::tie(rhs.unique_identifier, rhs.variant); + return std::tie(unique_identifier, variant, keys, bound_samplers, bindless_samplers) == + std::tie(rhs.unique_identifier, rhs.variant, rhs.keys, rhs.bound_samplers, + rhs.bindless_samplers); } bool operator!=(const ShaderDiskCacheUsage& rhs) const { @@ -123,8 +133,7 @@ namespace OpenGL { class ShaderDiskCacheRaw { public: explicit ShaderDiskCacheRaw(u64 unique_identifier, ProgramType program_type, - u32 program_code_size, u32 program_code_size_b, - ProgramCode program_code, ProgramCode program_code_b); + ProgramCode program_code, ProgramCode program_code_b = {}); ShaderDiskCacheRaw(); ~ShaderDiskCacheRaw(); @@ -155,22 +164,14 @@ public: private: u64 unique_identifier{}; ProgramType program_type{}; - u32 program_code_size{}; - u32 program_code_size_b{}; ProgramCode program_code; ProgramCode program_code_b; }; -/// Contains decompiled data from a shader -struct ShaderDiskCacheDecompiled { - std::string code; - GLShader::ShaderEntries entries; -}; - /// Contains an OpenGL dumped binary program struct ShaderDiskCacheDump { - GLenum binary_format; + GLenum binary_format{}; std::vector<u8> binary; }; @@ -184,9 +185,7 @@ public: LoadTransferable(); /// Loads current game's precompiled cache. Invalidates on failure. - std::pair<std::unordered_map<u64, ShaderDiskCacheDecompiled>, - std::unordered_map<ShaderDiskCacheUsage, ShaderDiskCacheDump>> - LoadPrecompiled(); + std::unordered_map<ShaderDiskCacheUsage, ShaderDiskCacheDump> LoadPrecompiled(); /// Removes the transferable (and precompiled) cache file. void InvalidateTransferable(); @@ -200,10 +199,6 @@ public: /// Saves shader usage to the transferable file. Does not check for collisions. void SaveUsage(const ShaderDiskCacheUsage& usage); - /// Saves a decompiled entry to the precompiled file. Does not check for collisions. - void SaveDecompiled(u64 unique_identifier, const std::string& code, - const GLShader::ShaderEntries& entries); - /// Saves a dump entry to the precompiled file. Does not check for collisions. void SaveDump(const ShaderDiskCacheUsage& usage, GLuint program); @@ -212,18 +207,9 @@ public: private: /// Loads the transferable cache. Returns empty on failure. - std::optional<std::pair<std::unordered_map<u64, ShaderDiskCacheDecompiled>, - std::unordered_map<ShaderDiskCacheUsage, ShaderDiskCacheDump>>> + std::optional<std::unordered_map<ShaderDiskCacheUsage, ShaderDiskCacheDump>> LoadPrecompiledFile(FileUtil::IOFile& file); - /// Loads a decompiled cache entry from m_precompiled_cache_virtual_file. Returns empty on - /// failure. - std::optional<ShaderDiskCacheDecompiled> LoadDecompiledEntry(); - - /// Saves a decompiled entry to the passed file. Returns true on success. - bool SaveDecompiledFile(u64 unique_identifier, const std::string& code, - const GLShader::ShaderEntries& entries); - /// Opens current game's transferable file and write it's header if it doesn't exist FileUtil::IOFile AppendTransferableFile() const; diff --git a/src/video_core/renderer_opengl/gl_shader_gen.cpp b/src/video_core/renderer_opengl/gl_shader_gen.cpp index b5a43e79e..0e22eede9 100644 --- a/src/video_core/renderer_opengl/gl_shader_gen.cpp +++ b/src/video_core/renderer_opengl/gl_shader_gen.cpp @@ -16,17 +16,8 @@ using VideoCommon::Shader::CompilerSettings; using VideoCommon::Shader::ProgramCode; using VideoCommon::Shader::ShaderIR; -static constexpr u32 PROGRAM_OFFSET = 10; -static constexpr u32 COMPUTE_OFFSET = 0; - -static constexpr CompilerSettings settings{CompileDepth::NoFlowStack, true}; - -ProgramResult GenerateVertexShader(const Device& device, const ShaderSetup& setup) { - const std::string id = fmt::format("{:016x}", setup.program.unique_identifier); - - std::string out = "// Shader Unique Id: VS" + id + "\n\n"; - out += GetCommonDeclarations(); - +std::string GenerateVertexShader(const Device& device, const ShaderIR& ir, const ShaderIR* ir_b) { + std::string out = GetCommonDeclarations(); out += R"( layout (std140, binding = EMULATION_UBO_BINDING) uniform vs_config { vec4 viewport_flip; @@ -34,17 +25,10 @@ layout (std140, binding = EMULATION_UBO_BINDING) uniform vs_config { }; )"; - - const ShaderIR program_ir(setup.program.code, PROGRAM_OFFSET, setup.program.size_a, settings); - const auto stage = setup.IsDualProgram() ? ProgramType::VertexA : ProgramType::VertexB; - ProgramResult program = Decompile(device, program_ir, stage, "vertex"); - out += program.first; - - if (setup.IsDualProgram()) { - const ShaderIR program_ir_b(setup.program.code_b, PROGRAM_OFFSET, setup.program.size_b, - settings); - ProgramResult program_b = Decompile(device, program_ir_b, ProgramType::VertexB, "vertex_b"); - out += program_b.first; + const auto stage = ir_b ? ProgramType::VertexA : ProgramType::VertexB; + out += Decompile(device, ir, stage, "vertex"); + if (ir_b) { + out += Decompile(device, *ir_b, ProgramType::VertexB, "vertex_b"); } out += R"( @@ -52,7 +36,7 @@ void main() { execute_vertex(); )"; - if (setup.IsDualProgram()) { + if (ir_b) { out += " execute_vertex_b();"; } @@ -66,17 +50,13 @@ void main() { // Viewport can be flipped, which is unsupported by glViewport gl_Position.xy *= viewport_flip.xy; } -})"; - - return {std::move(out), std::move(program.second)}; +} +)"; + return out; } -ProgramResult GenerateGeometryShader(const Device& device, const ShaderSetup& setup) { - const std::string id = fmt::format("{:016x}", setup.program.unique_identifier); - - std::string out = "// Shader Unique Id: GS" + id + "\n\n"; - out += GetCommonDeclarations(); - +std::string GenerateGeometryShader(const Device& device, const ShaderIR& ir) { + std::string out = GetCommonDeclarations(); out += R"( layout (std140, binding = EMULATION_UBO_BINDING) uniform gs_config { vec4 viewport_flip; @@ -84,25 +64,18 @@ layout (std140, binding = EMULATION_UBO_BINDING) uniform gs_config { }; )"; - - const ShaderIR program_ir(setup.program.code, PROGRAM_OFFSET, setup.program.size_a, settings); - ProgramResult program = Decompile(device, program_ir, ProgramType::Geometry, "geometry"); - out += program.first; + out += Decompile(device, ir, ProgramType::Geometry, "geometry"); out += R"( void main() { execute_geometry(); -};)"; - - return {std::move(out), std::move(program.second)}; +} +)"; + return out; } -ProgramResult GenerateFragmentShader(const Device& device, const ShaderSetup& setup) { - const std::string id = fmt::format("{:016x}", setup.program.unique_identifier); - - std::string out = "// Shader Unique Id: FS" + id + "\n\n"; - out += GetCommonDeclarations(); - +std::string GenerateFragmentShader(const Device& device, const ShaderIR& ir) { + std::string out = GetCommonDeclarations(); out += R"( layout (location = 0) out vec4 FragColor0; layout (location = 1) out vec4 FragColor1; @@ -119,36 +92,25 @@ layout (std140, binding = EMULATION_UBO_BINDING) uniform fs_config { }; )"; - - const ShaderIR program_ir(setup.program.code, PROGRAM_OFFSET, setup.program.size_a, settings); - ProgramResult program = Decompile(device, program_ir, ProgramType::Fragment, "fragment"); - out += program.first; + out += Decompile(device, ir, ProgramType::Fragment, "fragment"); out += R"( void main() { execute_fragment(); } - )"; - return {std::move(out), std::move(program.second)}; + return out; } -ProgramResult GenerateComputeShader(const Device& device, const ShaderSetup& setup) { - const std::string id = fmt::format("{:016x}", setup.program.unique_identifier); - - std::string out = "// Shader Unique Id: CS" + id + "\n\n"; - out += GetCommonDeclarations(); - - const ShaderIR program_ir(setup.program.code, COMPUTE_OFFSET, setup.program.size_a, settings); - ProgramResult program = Decompile(device, program_ir, ProgramType::Compute, "compute"); - out += program.first; - +std::string GenerateComputeShader(const Device& device, const ShaderIR& ir) { + std::string out = GetCommonDeclarations(); + out += Decompile(device, ir, ProgramType::Compute, "compute"); out += R"( void main() { execute_compute(); } )"; - return {std::move(out), std::move(program.second)}; + return out; } } // namespace OpenGL::GLShader diff --git a/src/video_core/renderer_opengl/gl_shader_gen.h b/src/video_core/renderer_opengl/gl_shader_gen.h index 3833e88ab..cba2be9f9 100644 --- a/src/video_core/renderer_opengl/gl_shader_gen.h +++ b/src/video_core/renderer_opengl/gl_shader_gen.h @@ -17,44 +17,18 @@ class Device; namespace OpenGL::GLShader { using VideoCommon::Shader::ProgramCode; - -struct ShaderSetup { - explicit ShaderSetup(ProgramCode program_code) { - program.code = std::move(program_code); - } - - struct { - ProgramCode code; - ProgramCode code_b; // Used for dual vertex shaders - u64 unique_identifier; - std::size_t size_a; - std::size_t size_b; - } program; - - /// Used in scenarios where we have a dual vertex shaders - void SetProgramB(ProgramCode program_b) { - program.code_b = std::move(program_b); - has_program_b = true; - } - - bool IsDualProgram() const { - return has_program_b; - } - -private: - bool has_program_b{}; -}; +using VideoCommon::Shader::ShaderIR; /// Generates the GLSL vertex shader program source code for the given VS program -ProgramResult GenerateVertexShader(const Device& device, const ShaderSetup& setup); +std::string GenerateVertexShader(const Device& device, const ShaderIR& ir, const ShaderIR* ir_b); /// Generates the GLSL geometry shader program source code for the given GS program -ProgramResult GenerateGeometryShader(const Device& device, const ShaderSetup& setup); +std::string GenerateGeometryShader(const Device& device, const ShaderIR& ir); /// Generates the GLSL fragment shader program source code for the given FS program -ProgramResult GenerateFragmentShader(const Device& device, const ShaderSetup& setup); +std::string GenerateFragmentShader(const Device& device, const ShaderIR& ir); /// Generates the GLSL compute shader program source code for the given CS program -ProgramResult GenerateComputeShader(const Device& device, const ShaderSetup& setup); +std::string GenerateComputeShader(const Device& device, const ShaderIR& ir); } // namespace OpenGL::GLShader diff --git a/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp b/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp index 0d943a826..42cf068b6 100644 --- a/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp +++ b/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp @@ -1704,6 +1704,13 @@ public: return expr.value ? decomp.v_true : decomp.v_false; } + Id operator()(const ExprGprEqual& expr) { + const Id target = decomp.Constant(decomp.t_uint, expr.value); + const Id gpr = decomp.BitcastTo<Type::Uint>( + decomp.Emit(decomp.OpLoad(decomp.t_float, decomp.registers.at(expr.gpr)))); + return decomp.Emit(decomp.OpLogicalEqual(decomp.t_uint, gpr, target)); + } + Id Visit(const Expr& node) { return std::visit(*this, *node); } diff --git a/src/video_core/shader/ast.cpp b/src/video_core/shader/ast.cpp index e43aecc18..3f96d9076 100644 --- a/src/video_core/shader/ast.cpp +++ b/src/video_core/shader/ast.cpp @@ -228,6 +228,10 @@ public: inner += expr.value ? "true" : "false"; } + void operator()(const ExprGprEqual& expr) { + inner += "( gpr_" + std::to_string(expr.gpr) + " == " + std::to_string(expr.value) + ')'; + } + const std::string& GetResult() const { return inner; } diff --git a/src/video_core/shader/const_buffer_locker.cpp b/src/video_core/shader/const_buffer_locker.cpp new file mode 100644 index 000000000..fe467608e --- /dev/null +++ b/src/video_core/shader/const_buffer_locker.cpp @@ -0,0 +1,110 @@ +// Copyright 2019 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include <algorithm> +#include <memory> +#include "common/assert.h" +#include "common/common_types.h" +#include "video_core/engines/maxwell_3d.h" +#include "video_core/shader/const_buffer_locker.h" + +namespace VideoCommon::Shader { + +using Tegra::Engines::SamplerDescriptor; + +ConstBufferLocker::ConstBufferLocker(Tegra::Engines::ShaderType shader_stage) + : stage{shader_stage} {} + +ConstBufferLocker::ConstBufferLocker(Tegra::Engines::ShaderType shader_stage, + Tegra::Engines::ConstBufferEngineInterface& engine) + : stage{shader_stage}, engine{&engine} {} + +ConstBufferLocker::~ConstBufferLocker() = default; + +std::optional<u32> ConstBufferLocker::ObtainKey(u32 buffer, u32 offset) { + const std::pair<u32, u32> key = {buffer, offset}; + const auto iter = keys.find(key); + if (iter != keys.end()) { + return iter->second; + } + if (!engine) { + return std::nullopt; + } + const u32 value = engine->AccessConstBuffer32(stage, buffer, offset); + keys.emplace(key, value); + return value; +} + +std::optional<SamplerDescriptor> ConstBufferLocker::ObtainBoundSampler(u32 offset) { + const u32 key = offset; + const auto iter = bound_samplers.find(key); + if (iter != bound_samplers.end()) { + return iter->second; + } + if (!engine) { + return std::nullopt; + } + const SamplerDescriptor value = engine->AccessBoundSampler(stage, offset); + bound_samplers.emplace(key, value); + return value; +} + +std::optional<Tegra::Engines::SamplerDescriptor> ConstBufferLocker::ObtainBindlessSampler( + u32 buffer, u32 offset) { + const std::pair key = {buffer, offset}; + const auto iter = bindless_samplers.find(key); + if (iter != bindless_samplers.end()) { + return iter->second; + } + if (!engine) { + return std::nullopt; + } + const SamplerDescriptor value = engine->AccessBindlessSampler(stage, buffer, offset); + bindless_samplers.emplace(key, value); + return value; +} + +void ConstBufferLocker::InsertKey(u32 buffer, u32 offset, u32 value) { + keys.insert_or_assign({buffer, offset}, value); +} + +void ConstBufferLocker::InsertBoundSampler(u32 offset, SamplerDescriptor sampler) { + bound_samplers.insert_or_assign(offset, sampler); +} + +void ConstBufferLocker::InsertBindlessSampler(u32 buffer, u32 offset, SamplerDescriptor sampler) { + bindless_samplers.insert_or_assign({buffer, offset}, sampler); +} + +bool ConstBufferLocker::IsConsistent() const { + if (!engine) { + return false; + } + return std::all_of(keys.begin(), keys.end(), + [this](const auto& pair) { + const auto [cbuf, offset] = pair.first; + const auto value = pair.second; + return value == engine->AccessConstBuffer32(stage, cbuf, offset); + }) && + std::all_of(bound_samplers.begin(), bound_samplers.end(), + [this](const auto& sampler) { + const auto [key, value] = sampler; + return value == engine->AccessBoundSampler(stage, key); + }) && + std::all_of(bindless_samplers.begin(), bindless_samplers.end(), + [this](const auto& sampler) { + const auto [cbuf, offset] = sampler.first; + const auto value = sampler.second; + return value == engine->AccessBindlessSampler(stage, cbuf, offset); + }); +} + +bool ConstBufferLocker::HasEqualKeys(const ConstBufferLocker& rhs) const { + return keys == rhs.keys && bound_samplers == rhs.bound_samplers && + bindless_samplers == rhs.bindless_samplers; +} + +} // namespace VideoCommon::Shader diff --git a/src/video_core/shader/const_buffer_locker.h b/src/video_core/shader/const_buffer_locker.h new file mode 100644 index 000000000..600e2f3c3 --- /dev/null +++ b/src/video_core/shader/const_buffer_locker.h @@ -0,0 +1,80 @@ +// Copyright 2019 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include <unordered_map> +#include "common/common_types.h" +#include "common/hash.h" +#include "video_core/engines/const_buffer_engine_interface.h" + +namespace VideoCommon::Shader { + +using KeyMap = std::unordered_map<std::pair<u32, u32>, u32, Common::PairHash>; +using BoundSamplerMap = std::unordered_map<u32, Tegra::Engines::SamplerDescriptor>; +using BindlessSamplerMap = + std::unordered_map<std::pair<u32, u32>, Tegra::Engines::SamplerDescriptor, Common::PairHash>; + +/** + * The ConstBufferLocker is a class use to interface the 3D and compute engines with the shader + * compiler. with it, the shader can obtain required data from GPU state and store it for disk + * shader compilation. + **/ +class ConstBufferLocker { +public: + explicit ConstBufferLocker(Tegra::Engines::ShaderType shader_stage); + + explicit ConstBufferLocker(Tegra::Engines::ShaderType shader_stage, + Tegra::Engines::ConstBufferEngineInterface& engine); + + ~ConstBufferLocker(); + + /// Retrieves a key from the locker, if it's registered, it will give the registered value, if + /// not it will obtain it from maxwell3d and register it. + std::optional<u32> ObtainKey(u32 buffer, u32 offset); + + std::optional<Tegra::Engines::SamplerDescriptor> ObtainBoundSampler(u32 offset); + + std::optional<Tegra::Engines::SamplerDescriptor> ObtainBindlessSampler(u32 buffer, u32 offset); + + /// Inserts a key. + void InsertKey(u32 buffer, u32 offset, u32 value); + + /// Inserts a bound sampler key. + void InsertBoundSampler(u32 offset, Tegra::Engines::SamplerDescriptor sampler); + + /// Inserts a bindless sampler key. + void InsertBindlessSampler(u32 buffer, u32 offset, Tegra::Engines::SamplerDescriptor sampler); + + /// Checks keys and samplers against engine's current const buffers. Returns true if they are + /// the same value, false otherwise; + bool IsConsistent() const; + + /// Returns true if the keys are equal to the other ones in the locker. + bool HasEqualKeys(const ConstBufferLocker& rhs) const; + + /// Gives an getter to the const buffer keys in the database. + const KeyMap& GetKeys() const { + return keys; + } + + /// Gets samplers database. + const BoundSamplerMap& GetBoundSamplers() const { + return bound_samplers; + } + + /// Gets bindless samplers database. + const BindlessSamplerMap& GetBindlessSamplers() const { + return bindless_samplers; + } + +private: + const Tegra::Engines::ShaderType stage; + Tegra::Engines::ConstBufferEngineInterface* engine = nullptr; + KeyMap keys; + BoundSamplerMap bound_samplers; + BindlessSamplerMap bindless_samplers; +}; + +} // namespace VideoCommon::Shader diff --git a/src/video_core/shader/control_flow.cpp b/src/video_core/shader/control_flow.cpp index 9d21f45de..d47c63d9f 100644 --- a/src/video_core/shader/control_flow.cpp +++ b/src/video_core/shader/control_flow.cpp @@ -35,14 +35,20 @@ struct BlockStack { std::stack<u32> pbk_stack{}; }; -struct BlockBranchInfo { - Condition condition{}; - s32 address{exit_branch}; - bool kill{}; - bool is_sync{}; - bool is_brk{}; - bool ignore{}; -}; +template <typename T, typename... Args> +BlockBranchInfo MakeBranchInfo(Args&&... args) { + static_assert(std::is_convertible_v<T, BranchData>); + return std::make_shared<BranchData>(T(std::forward<Args>(args)...)); +} + +bool BlockBranchIsIgnored(BlockBranchInfo first) { + bool ignore = false; + if (std::holds_alternative<SingleBranch>(*first)) { + const auto branch = std::get_if<SingleBranch>(first.get()); + ignore = branch->ignore; + } + return ignore; +} struct BlockInfo { u32 start{}; @@ -56,10 +62,11 @@ struct BlockInfo { }; struct CFGRebuildState { - explicit CFGRebuildState(const ProgramCode& program_code, const std::size_t program_size, - const u32 start) - : start{start}, program_code{program_code}, program_size{program_size} {} + explicit CFGRebuildState(const ProgramCode& program_code, u32 start, ConstBufferLocker& locker) + : program_code{program_code}, start{start}, locker{locker} {} + const ProgramCode& program_code; + ConstBufferLocker& locker; u32 start{}; std::vector<BlockInfo> block_info{}; std::list<u32> inspect_queries{}; @@ -69,8 +76,6 @@ struct CFGRebuildState { std::map<u32, u32> ssy_labels{}; std::map<u32, u32> pbk_labels{}; std::unordered_map<u32, BlockStack> stacks{}; - const ProgramCode& program_code; - const std::size_t program_size; ASTManager* manager; }; @@ -124,10 +129,116 @@ enum class ParseResult : u32 { AbnormalFlow, }; +struct BranchIndirectInfo { + u32 buffer{}; + u32 offset{}; + u32 entries{}; + s32 relative_position{}; +}; + +std::optional<BranchIndirectInfo> TrackBranchIndirectInfo(const CFGRebuildState& state, + u32 start_address, u32 current_position) { + const u32 shader_start = state.start; + u32 pos = current_position; + BranchIndirectInfo result{}; + u64 track_register = 0; + + // Step 0 Get BRX Info + const Instruction instr = {state.program_code[pos]}; + const auto opcode = OpCode::Decode(instr); + if (opcode->get().GetId() != OpCode::Id::BRX) { + return std::nullopt; + } + if (instr.brx.constant_buffer != 0) { + return std::nullopt; + } + track_register = instr.gpr8.Value(); + result.relative_position = instr.brx.GetBranchExtend(); + pos--; + bool found_track = false; + + // Step 1 Track LDC + while (pos >= shader_start) { + if (IsSchedInstruction(pos, shader_start)) { + pos--; + continue; + } + const Instruction instr = {state.program_code[pos]}; + const auto opcode = OpCode::Decode(instr); + if (opcode->get().GetId() == OpCode::Id::LD_C) { + if (instr.gpr0.Value() == track_register && + instr.ld_c.type.Value() == Tegra::Shader::UniformType::Single) { + result.buffer = instr.cbuf36.index.Value(); + result.offset = static_cast<u32>(instr.cbuf36.GetOffset()); + track_register = instr.gpr8.Value(); + pos--; + found_track = true; + break; + } + } + pos--; + } + + if (!found_track) { + return std::nullopt; + } + found_track = false; + + // Step 2 Track SHL + while (pos >= shader_start) { + if (IsSchedInstruction(pos, shader_start)) { + pos--; + continue; + } + const Instruction instr = state.program_code[pos]; + const auto opcode = OpCode::Decode(instr); + if (opcode->get().GetId() == OpCode::Id::SHL_IMM) { + if (instr.gpr0.Value() == track_register) { + track_register = instr.gpr8.Value(); + pos--; + found_track = true; + break; + } + } + pos--; + } + + if (!found_track) { + return std::nullopt; + } + found_track = false; + + // Step 3 Track IMNMX + while (pos >= shader_start) { + if (IsSchedInstruction(pos, shader_start)) { + pos--; + continue; + } + const Instruction instr = state.program_code[pos]; + const auto opcode = OpCode::Decode(instr); + if (opcode->get().GetId() == OpCode::Id::IMNMX_IMM) { + if (instr.gpr0.Value() == track_register) { + track_register = instr.gpr8.Value(); + result.entries = instr.alu.GetSignedImm20_20() + 1; + pos--; + found_track = true; + break; + } + } + pos--; + } + + if (!found_track) { + return std::nullopt; + } + return result; +} + std::pair<ParseResult, ParseInfo> ParseCode(CFGRebuildState& state, u32 address) { u32 offset = static_cast<u32>(address); - const u32 end_address = static_cast<u32>(state.program_size / sizeof(Instruction)); + const u32 end_address = static_cast<u32>(state.program_code.size()); ParseInfo parse_info{}; + SingleBranch single_branch{}; const auto insert_label = [](CFGRebuildState& state, u32 address) { const auto pair = state.labels.emplace(address); @@ -140,13 +251,14 @@ std::pair<ParseResult, ParseInfo> ParseCode(CFGRebuildState& state, u32 address) if (offset >= end_address) { // ASSERT_OR_EXECUTE can't be used, as it ignores the break ASSERT_MSG(false, "Shader passed the current limit!"); - parse_info.branch_info.address = exit_branch; - parse_info.branch_info.ignore = false; + + single_branch.address = exit_branch; + single_branch.ignore = false; break; } if (state.registered.count(offset) != 0) { - parse_info.branch_info.address = offset; - parse_info.branch_info.ignore = true; + single_branch.address = offset; + single_branch.ignore = true; break; } if (IsSchedInstruction(offset, state.start)) { @@ -163,24 +275,26 @@ std::pair<ParseResult, ParseInfo> ParseCode(CFGRebuildState& state, u32 address) switch (opcode->get().GetId()) { case OpCode::Id::EXIT: { const auto pred_index = static_cast<u32>(instr.pred.pred_index); - parse_info.branch_info.condition.predicate = - GetPredicate(pred_index, instr.negate_pred != 0); - if (parse_info.branch_info.condition.predicate == Pred::NeverExecute) { + single_branch.condition.predicate = GetPredicate(pred_index, instr.negate_pred != 0); + if (single_branch.condition.predicate == Pred::NeverExecute) { offset++; continue; } const ConditionCode cc = instr.flow_condition_code; - parse_info.branch_info.condition.cc = cc; + single_branch.condition.cc = cc; if (cc == ConditionCode::F) { offset++; continue; } - parse_info.branch_info.address = exit_branch; - parse_info.branch_info.kill = false; - parse_info.branch_info.is_sync = false; - parse_info.branch_info.is_brk = false; - parse_info.branch_info.ignore = false; + single_branch.address = exit_branch; + single_branch.kill = false; + single_branch.is_sync = false; + single_branch.is_brk = false; + single_branch.ignore = false; parse_info.end_address = offset; + parse_info.branch_info = MakeBranchInfo<SingleBranch>( + single_branch.condition, single_branch.address, single_branch.kill, + single_branch.is_sync, single_branch.is_brk, single_branch.ignore); return {ParseResult::ControlCaught, parse_info}; } @@ -189,99 +303,107 @@ std::pair<ParseResult, ParseInfo> ParseCode(CFGRebuildState& state, u32 address) return {ParseResult::AbnormalFlow, parse_info}; } const auto pred_index = static_cast<u32>(instr.pred.pred_index); - parse_info.branch_info.condition.predicate = - GetPredicate(pred_index, instr.negate_pred != 0); - if (parse_info.branch_info.condition.predicate == Pred::NeverExecute) { + single_branch.condition.predicate = GetPredicate(pred_index, instr.negate_pred != 0); + if (single_branch.condition.predicate == Pred::NeverExecute) { offset++; continue; } const ConditionCode cc = instr.flow_condition_code; - parse_info.branch_info.condition.cc = cc; + single_branch.condition.cc = cc; if (cc == ConditionCode::F) { offset++; continue; } const u32 branch_offset = offset + instr.bra.GetBranchTarget(); if (branch_offset == 0) { - parse_info.branch_info.address = exit_branch; + single_branch.address = exit_branch; } else { - parse_info.branch_info.address = branch_offset; + single_branch.address = branch_offset; } insert_label(state, branch_offset); - parse_info.branch_info.kill = false; - parse_info.branch_info.is_sync = false; - parse_info.branch_info.is_brk = false; - parse_info.branch_info.ignore = false; + single_branch.kill = false; + single_branch.is_sync = false; + single_branch.is_brk = false; + single_branch.ignore = false; parse_info.end_address = offset; + parse_info.branch_info = MakeBranchInfo<SingleBranch>( + single_branch.condition, single_branch.address, single_branch.kill, + single_branch.is_sync, single_branch.is_brk, single_branch.ignore); return {ParseResult::ControlCaught, parse_info}; } case OpCode::Id::SYNC: { const auto pred_index = static_cast<u32>(instr.pred.pred_index); - parse_info.branch_info.condition.predicate = - GetPredicate(pred_index, instr.negate_pred != 0); - if (parse_info.branch_info.condition.predicate == Pred::NeverExecute) { + single_branch.condition.predicate = GetPredicate(pred_index, instr.negate_pred != 0); + if (single_branch.condition.predicate == Pred::NeverExecute) { offset++; continue; } const ConditionCode cc = instr.flow_condition_code; - parse_info.branch_info.condition.cc = cc; + single_branch.condition.cc = cc; if (cc == ConditionCode::F) { offset++; continue; } - parse_info.branch_info.address = unassigned_branch; - parse_info.branch_info.kill = false; - parse_info.branch_info.is_sync = true; - parse_info.branch_info.is_brk = false; - parse_info.branch_info.ignore = false; + single_branch.address = unassigned_branch; + single_branch.kill = false; + single_branch.is_sync = true; + single_branch.is_brk = false; + single_branch.ignore = false; parse_info.end_address = offset; + parse_info.branch_info = MakeBranchInfo<SingleBranch>( + single_branch.condition, single_branch.address, single_branch.kill, + single_branch.is_sync, single_branch.is_brk, single_branch.ignore); return {ParseResult::ControlCaught, parse_info}; } case OpCode::Id::BRK: { const auto pred_index = static_cast<u32>(instr.pred.pred_index); - parse_info.branch_info.condition.predicate = - GetPredicate(pred_index, instr.negate_pred != 0); - if (parse_info.branch_info.condition.predicate == Pred::NeverExecute) { + single_branch.condition.predicate = GetPredicate(pred_index, instr.negate_pred != 0); + if (single_branch.condition.predicate == Pred::NeverExecute) { offset++; continue; } const ConditionCode cc = instr.flow_condition_code; - parse_info.branch_info.condition.cc = cc; + single_branch.condition.cc = cc; if (cc == ConditionCode::F) { offset++; continue; } - parse_info.branch_info.address = unassigned_branch; - parse_info.branch_info.kill = false; - parse_info.branch_info.is_sync = false; - parse_info.branch_info.is_brk = true; - parse_info.branch_info.ignore = false; + single_branch.address = unassigned_branch; + single_branch.kill = false; + single_branch.is_sync = false; + single_branch.is_brk = true; + single_branch.ignore = false; parse_info.end_address = offset; + parse_info.branch_info = MakeBranchInfo<SingleBranch>( + single_branch.condition, single_branch.address, single_branch.kill, + single_branch.is_sync, single_branch.is_brk, single_branch.ignore); return {ParseResult::ControlCaught, parse_info}; } case OpCode::Id::KIL: { const auto pred_index = static_cast<u32>(instr.pred.pred_index); - parse_info.branch_info.condition.predicate = - GetPredicate(pred_index, instr.negate_pred != 0); - if (parse_info.branch_info.condition.predicate == Pred::NeverExecute) { + single_branch.condition.predicate = GetPredicate(pred_index, instr.negate_pred != 0); + if (single_branch.condition.predicate == Pred::NeverExecute) { offset++; continue; } const ConditionCode cc = instr.flow_condition_code; - parse_info.branch_info.condition.cc = cc; + single_branch.condition.cc = cc; if (cc == ConditionCode::F) { offset++; continue; } - parse_info.branch_info.address = exit_branch; - parse_info.branch_info.kill = true; - parse_info.branch_info.is_sync = false; - parse_info.branch_info.is_brk = false; - parse_info.branch_info.ignore = false; + single_branch.address = exit_branch; + single_branch.kill = true; + single_branch.is_sync = false; + single_branch.is_brk = false; + single_branch.ignore = false; parse_info.end_address = offset; + parse_info.branch_info = MakeBranchInfo<SingleBranch>( + single_branch.condition, single_branch.address, single_branch.kill, + single_branch.is_sync, single_branch.is_brk, single_branch.ignore); return {ParseResult::ControlCaught, parse_info}; } @@ -298,6 +420,29 @@ std::pair<ParseResult, ParseInfo> ParseCode(CFGRebuildState& state, u32 address) break; } case OpCode::Id::BRX: { + auto tmp = TrackBranchIndirectInfo(state, address, offset); + if (tmp) { + auto result = *tmp; + std::vector<CaseBranch> branches{}; + s32 pc_target = offset + result.relative_position; + for (u32 i = 0; i < result.entries; i++) { + auto k = state.locker.ObtainKey(result.buffer, result.offset + i * 4); + if (!k) { + return {ParseResult::AbnormalFlow, parse_info}; + } + u32 value = *k; + u32 target = static_cast<u32>((value >> 3) + pc_target); + insert_label(state, target); + branches.emplace_back(value, target); + } + parse_info.end_address = offset; + parse_info.branch_info = MakeBranchInfo<MultiBranch>( + static_cast<u32>(instr.gpr8.Value()), std::move(branches)); + + return {ParseResult::ControlCaught, parse_info}; + } else { + LOG_WARNING(HW_GPU, "BRX Track Unsuccesful"); + } return {ParseResult::AbnormalFlow, parse_info}; } default: @@ -306,10 +451,13 @@ std::pair<ParseResult, ParseInfo> ParseCode(CFGRebuildState& state, u32 address) offset++; } - parse_info.branch_info.kill = false; - parse_info.branch_info.is_sync = false; - parse_info.branch_info.is_brk = false; + single_branch.kill = false; + single_branch.is_sync = false; + single_branch.is_brk = false; parse_info.end_address = offset - 1; + parse_info.branch_info = MakeBranchInfo<SingleBranch>( + single_branch.condition, single_branch.address, single_branch.kill, single_branch.is_sync, + single_branch.is_brk, single_branch.ignore); return {ParseResult::BlockEnd, parse_info}; } @@ -333,9 +481,10 @@ bool TryInspectAddress(CFGRebuildState& state) { BlockInfo& current_block = state.block_info[block_index]; current_block.end = address - 1; new_block.branch = current_block.branch; - BlockBranchInfo forward_branch{}; - forward_branch.address = address; - forward_branch.ignore = true; + BlockBranchInfo forward_branch = MakeBranchInfo<SingleBranch>(); + const auto branch = std::get_if<SingleBranch>(forward_branch.get()); + branch->address = address; + branch->ignore = true; current_block.branch = forward_branch; return true; } @@ -350,12 +499,15 @@ bool TryInspectAddress(CFGRebuildState& state) { BlockInfo& block_info = CreateBlockInfo(state, address, parse_info.end_address); block_info.branch = parse_info.branch_info; - if (parse_info.branch_info.condition.IsUnconditional()) { + if (std::holds_alternative<SingleBranch>(*block_info.branch)) { + const auto branch = std::get_if<SingleBranch>(block_info.branch.get()); + if (branch->condition.IsUnconditional()) { + return true; + } + const u32 fallthrough_address = parse_info.end_address + 1; + state.inspect_queries.push_front(fallthrough_address); return true; } - - const u32 fallthrough_address = parse_info.end_address + 1; - state.inspect_queries.push_front(fallthrough_address); return true; } @@ -393,31 +545,42 @@ bool TryQuery(CFGRebuildState& state) { state.queries.pop_front(); gather_labels(q2.ssy_stack, state.ssy_labels, block); gather_labels(q2.pbk_stack, state.pbk_labels, block); - if (!block.branch.condition.IsUnconditional()) { - q2.address = block.end + 1; - state.queries.push_back(q2); - } + if (std::holds_alternative<SingleBranch>(*block.branch)) { + const auto branch = std::get_if<SingleBranch>(block.branch.get()); + if (!branch->condition.IsUnconditional()) { + q2.address = block.end + 1; + state.queries.push_back(q2); + } - Query conditional_query{q2}; - if (block.branch.is_sync) { - if (block.branch.address == unassigned_branch) { - block.branch.address = conditional_query.ssy_stack.top(); + Query conditional_query{q2}; + if (branch->is_sync) { + if (branch->address == unassigned_branch) { + branch->address = conditional_query.ssy_stack.top(); + } + conditional_query.ssy_stack.pop(); } - conditional_query.ssy_stack.pop(); - } - if (block.branch.is_brk) { - if (block.branch.address == unassigned_branch) { - block.branch.address = conditional_query.pbk_stack.top(); + if (branch->is_brk) { + if (branch->address == unassigned_branch) { + branch->address = conditional_query.pbk_stack.top(); + } + conditional_query.pbk_stack.pop(); } - conditional_query.pbk_stack.pop(); + conditional_query.address = branch->address; + state.queries.push_back(std::move(conditional_query)); + return true; + } + const auto multi_branch = std::get_if<MultiBranch>(block.branch.get()); + for (const auto& branch_case : multi_branch->branches) { + Query conditional_query{q2}; + conditional_query.address = branch_case.address; + state.queries.push_back(std::move(conditional_query)); } - conditional_query.address = block.branch.address; - state.queries.push_back(std::move(conditional_query)); return true; } + } // Anonymous namespace -void InsertBranch(ASTManager& mm, const BlockBranchInfo& branch) { +void InsertBranch(ASTManager& mm, const BlockBranchInfo& branch_info) { const auto get_expr = ([&](const Condition& cond) -> Expr { Expr result{}; if (cond.cc != ConditionCode::T) { @@ -444,15 +607,24 @@ void InsertBranch(ASTManager& mm, const BlockBranchInfo& branch) { } return MakeExpr<ExprBoolean>(true); }); - if (branch.address < 0) { - if (branch.kill) { - mm.InsertReturn(get_expr(branch.condition), true); + if (std::holds_alternative<SingleBranch>(*branch_info)) { + const auto branch = std::get_if<SingleBranch>(branch_info.get()); + if (branch->address < 0) { + if (branch->kill) { + mm.InsertReturn(get_expr(branch->condition), true); + return; + } + mm.InsertReturn(get_expr(branch->condition), false); return; } - mm.InsertReturn(get_expr(branch.condition), false); + mm.InsertGoto(get_expr(branch->condition), branch->address); return; } - mm.InsertGoto(get_expr(branch.condition), branch.address); + const auto multi_branch = std::get_if<MultiBranch>(branch_info.get()); + for (const auto& branch_case : multi_branch->branches) { + mm.InsertGoto(MakeExpr<ExprGprEqual>(multi_branch->gpr, branch_case.cmp_value), + branch_case.address); + } } void DecompileShader(CFGRebuildState& state) { @@ -464,25 +636,26 @@ void DecompileShader(CFGRebuildState& state) { if (state.labels.count(block.start) != 0) { state.manager->InsertLabel(block.start); } - u32 end = block.branch.ignore ? block.end + 1 : block.end; + const bool ignore = BlockBranchIsIgnored(block.branch); + u32 end = ignore ? block.end + 1 : block.end; state.manager->InsertBlock(block.start, end); - if (!block.branch.ignore) { + if (!ignore) { InsertBranch(*state.manager, block.branch); } } state.manager->Decompile(); } -std::unique_ptr<ShaderCharacteristics> ScanFlow(const ProgramCode& program_code, - std::size_t program_size, u32 start_address, - const CompilerSettings& settings) { +std::unique_ptr<ShaderCharacteristics> ScanFlow(const ProgramCode& program_code, u32 start_address, + const CompilerSettings& settings, + ConstBufferLocker& locker) { auto result_out = std::make_unique<ShaderCharacteristics>(); if (settings.depth == CompileDepth::BruteForce) { result_out->settings.depth = CompileDepth::BruteForce; return result_out; } - CFGRebuildState state{program_code, program_size, start_address}; + CFGRebuildState state{program_code, start_address, locker}; // Inspect Code and generate blocks state.labels.clear(); state.labels.emplace(start_address); @@ -547,11 +720,9 @@ std::unique_ptr<ShaderCharacteristics> ScanFlow(const ProgramCode& program_code, ShaderBlock new_block{}; new_block.start = block.start; new_block.end = block.end; - new_block.ignore_branch = block.branch.ignore; + new_block.ignore_branch = BlockBranchIsIgnored(block.branch); if (!new_block.ignore_branch) { - new_block.branch.cond = block.branch.condition; - new_block.branch.kills = block.branch.kill; - new_block.branch.address = block.branch.address; + new_block.branch = block.branch; } result_out->end = std::max(result_out->end, block.end); result_out->blocks.push_back(new_block); diff --git a/src/video_core/shader/control_flow.h b/src/video_core/shader/control_flow.h index 37e987d62..5304998b9 100644 --- a/src/video_core/shader/control_flow.h +++ b/src/video_core/shader/control_flow.h @@ -7,6 +7,7 @@ #include <list> #include <optional> #include <set> +#include <variant> #include "video_core/engines/shader_bytecode.h" #include "video_core/shader/ast.h" @@ -37,29 +38,61 @@ struct Condition { } }; -struct ShaderBlock { - struct Branch { - Condition cond{}; - bool kills{}; - s32 address{}; +class SingleBranch { +public: + SingleBranch() = default; + SingleBranch(Condition condition, s32 address, bool kill, bool is_sync, bool is_brk, + bool ignore) + : condition{condition}, address{address}, kill{kill}, is_sync{is_sync}, is_brk{is_brk}, + ignore{ignore} {} + + bool operator==(const SingleBranch& b) const { + return std::tie(condition, address, kill, is_sync, is_brk, ignore) == + std::tie(b.condition, b.address, b.kill, b.is_sync, b.is_brk, b.ignore); + } + + bool operator!=(const SingleBranch& b) const { + return !operator==(b); + } + + Condition condition{}; + s32 address{exit_branch}; + bool kill{}; + bool is_sync{}; + bool is_brk{}; + bool ignore{}; +}; - bool operator==(const Branch& b) const { - return std::tie(cond, kills, address) == std::tie(b.cond, b.kills, b.address); - } +struct CaseBranch { + CaseBranch(u32 cmp_value, u32 address) : cmp_value{cmp_value}, address{address} {} + u32 cmp_value; + u32 address; +}; + +class MultiBranch { +public: + MultiBranch(u32 gpr, std::vector<CaseBranch>&& branches) + : gpr{gpr}, branches{std::move(branches)} {} + + u32 gpr{}; + std::vector<CaseBranch> branches{}; +}; + +using BranchData = std::variant<SingleBranch, MultiBranch>; +using BlockBranchInfo = std::shared_ptr<BranchData>; - bool operator!=(const Branch& b) const { - return !operator==(b); - } - }; +bool BlockBranchInfoAreEqual(BlockBranchInfo first, BlockBranchInfo second); +struct ShaderBlock { u32 start{}; u32 end{}; bool ignore_branch{}; - Branch branch{}; + BlockBranchInfo branch{}; bool operator==(const ShaderBlock& sb) const { - return std::tie(start, end, ignore_branch, branch) == - std::tie(sb.start, sb.end, sb.ignore_branch, sb.branch); + return std::tie(start, end, ignore_branch) == + std::tie(sb.start, sb.end, sb.ignore_branch) && + BlockBranchInfoAreEqual(branch, sb.branch); } bool operator!=(const ShaderBlock& sb) const { @@ -76,8 +109,8 @@ struct ShaderCharacteristics { CompilerSettings settings{}; }; -std::unique_ptr<ShaderCharacteristics> ScanFlow(const ProgramCode& program_code, - std::size_t program_size, u32 start_address, - const CompilerSettings& settings); +std::unique_ptr<ShaderCharacteristics> ScanFlow(const ProgramCode& program_code, u32 start_address, + const CompilerSettings& settings, + ConstBufferLocker& locker); } // namespace VideoCommon::Shader diff --git a/src/video_core/shader/decode.cpp b/src/video_core/shader/decode.cpp index 2626b1616..21fb9cb83 100644 --- a/src/video_core/shader/decode.cpp +++ b/src/video_core/shader/decode.cpp @@ -33,7 +33,7 @@ constexpr bool IsSchedInstruction(u32 offset, u32 main_offset) { return (absolute_offset % SchedPeriod) == 0; } -} // namespace +} // Anonymous namespace class ASTDecoder { public: @@ -102,7 +102,7 @@ void ShaderIR::Decode() { std::memcpy(&header, program_code.data(), sizeof(Tegra::Shader::Header)); decompiled = false; - auto info = ScanFlow(program_code, program_size, main_offset, settings); + auto info = ScanFlow(program_code, main_offset, settings, locker); auto& shader_info = *info; coverage_begin = shader_info.start; coverage_end = shader_info.end; @@ -155,7 +155,7 @@ void ShaderIR::Decode() { [[fallthrough]]; case CompileDepth::BruteForce: { coverage_begin = main_offset; - const u32 shader_end = static_cast<u32>(program_size / sizeof(u64)); + const std::size_t shader_end = program_code.size(); coverage_end = shader_end; for (u32 label = main_offset; label < shader_end; label++) { basic_blocks.insert({label, DecodeRange(label, label + 1)}); @@ -198,24 +198,39 @@ void ShaderIR::InsertControlFlow(NodeBlock& bb, const ShaderBlock& block) { } return result; }; - if (block.branch.address < 0) { - if (block.branch.kills) { - Node n = Operation(OperationCode::Discard); - n = apply_conditions(block.branch.cond, n); + if (std::holds_alternative<SingleBranch>(*block.branch)) { + auto branch = std::get_if<SingleBranch>(block.branch.get()); + if (branch->address < 0) { + if (branch->kill) { + Node n = Operation(OperationCode::Discard); + n = apply_conditions(branch->condition, n); + bb.push_back(n); + global_code.push_back(n); + return; + } + Node n = Operation(OperationCode::Exit); + n = apply_conditions(branch->condition, n); bb.push_back(n); global_code.push_back(n); return; } - Node n = Operation(OperationCode::Exit); - n = apply_conditions(block.branch.cond, n); + Node n = Operation(OperationCode::Branch, Immediate(branch->address)); + n = apply_conditions(branch->condition, n); bb.push_back(n); global_code.push_back(n); return; } - Node n = Operation(OperationCode::Branch, Immediate(block.branch.address)); - n = apply_conditions(block.branch.cond, n); - bb.push_back(n); - global_code.push_back(n); + auto multi_branch = std::get_if<MultiBranch>(block.branch.get()); + Node op_a = GetRegister(multi_branch->gpr); + for (auto& branch_case : multi_branch->branches) { + Node n = Operation(OperationCode::Branch, Immediate(branch_case.address)); + Node op_b = Immediate(branch_case.cmp_value); + Node condition = + GetPredicateComparisonInteger(Tegra::Shader::PredCondition::Equal, false, op_a, op_b); + auto result = Conditional(condition, {n}); + bb.push_back(result); + global_code.push_back(result); + } } u32 ShaderIR::DecodeInstr(NodeBlock& bb, u32 pc) { diff --git a/src/video_core/shader/decode/texture.cpp b/src/video_core/shader/decode/texture.cpp index 295445498..d61e656b7 100644 --- a/src/video_core/shader/decode/texture.cpp +++ b/src/video_core/shader/decode/texture.cpp @@ -141,7 +141,7 @@ u32 ShaderIR::DecodeTexture(NodeBlock& bb, u32 pc) { const Node component = Immediate(static_cast<u32>(instr.tld4s.component)); const auto& sampler = - GetSampler(instr.sampler, TextureType::Texture2D, false, depth_compare); + GetSampler(instr.sampler, {{TextureType::Texture2D, false, depth_compare}}); Node4 values; for (u32 element = 0; element < values.size(); ++element) { @@ -165,10 +165,7 @@ u32 ShaderIR::DecodeTexture(NodeBlock& bb, u32 pc) { // Sadly, not all texture instructions specify the type of texture their sampler // uses. This must be fixed at a later instance. const auto& sampler = - is_bindless - ? GetBindlessSampler(instr.gpr8, Tegra::Shader::TextureType::Texture2D, false, - false) - : GetSampler(instr.sampler, Tegra::Shader::TextureType::Texture2D, false, false); + is_bindless ? GetBindlessSampler(instr.gpr8, {}) : GetSampler(instr.sampler, {}); u32 indexer = 0; switch (instr.txq.query_type) { @@ -207,9 +204,9 @@ u32 ShaderIR::DecodeTexture(NodeBlock& bb, u32 pc) { auto texture_type = instr.tmml.texture_type.Value(); const bool is_array = instr.tmml.array != 0; - const auto& sampler = is_bindless - ? GetBindlessSampler(instr.gpr20, texture_type, is_array, false) - : GetSampler(instr.sampler, texture_type, is_array, false); + const auto& sampler = + is_bindless ? GetBindlessSampler(instr.gpr20, {{texture_type, is_array, false}}) + : GetSampler(instr.sampler, {{texture_type, is_array, false}}); std::vector<Node> coords; @@ -285,9 +282,26 @@ u32 ShaderIR::DecodeTexture(NodeBlock& bb, u32 pc) { return pc; } -const Sampler& ShaderIR::GetSampler(const Tegra::Shader::Sampler& sampler, TextureType type, - bool is_array, bool is_shadow) { - const auto offset = static_cast<std::size_t>(sampler.index.Value()); +const Sampler& ShaderIR::GetSampler(const Tegra::Shader::Sampler& sampler, + std::optional<SamplerInfo> sampler_info) { + const auto offset = static_cast<u32>(sampler.index.Value()); + + Tegra::Shader::TextureType type; + bool is_array; + bool is_shadow; + if (sampler_info) { + type = sampler_info->type; + is_array = sampler_info->is_array; + is_shadow = sampler_info->is_shadow; + } else if (auto sampler = locker.ObtainBoundSampler(offset); sampler) { + type = sampler->texture_type.Value(); + is_array = sampler->is_array.Value() != 0; + is_shadow = sampler->is_shadow.Value() != 0; + } else { + type = Tegra::Shader::TextureType::Texture2D; + is_array = false; + is_shadow = false; + } // If this sampler has already been used, return the existing mapping. const auto itr = @@ -303,15 +317,31 @@ const Sampler& ShaderIR::GetSampler(const Tegra::Shader::Sampler& sampler, Textu const std::size_t next_index = used_samplers.size(); const Sampler entry{offset, next_index, type, is_array, is_shadow}; return *used_samplers.emplace(entry).first; -} +} // namespace VideoCommon::Shader -const Sampler& ShaderIR::GetBindlessSampler(const Tegra::Shader::Register& reg, TextureType type, - bool is_array, bool is_shadow) { +const Sampler& ShaderIR::GetBindlessSampler(const Tegra::Shader::Register& reg, + std::optional<SamplerInfo> sampler_info) { const Node sampler_register = GetRegister(reg); const auto [base_sampler, cbuf_index, cbuf_offset] = TrackCbuf(sampler_register, global_code, static_cast<s64>(global_code.size())); ASSERT(base_sampler != nullptr); const auto cbuf_key = (static_cast<u64>(cbuf_index) << 32) | static_cast<u64>(cbuf_offset); + Tegra::Shader::TextureType type; + bool is_array; + bool is_shadow; + if (sampler_info) { + type = sampler_info->type; + is_array = sampler_info->is_array; + is_shadow = sampler_info->is_shadow; + } else if (auto sampler = locker.ObtainBindlessSampler(cbuf_index, cbuf_offset); sampler) { + type = sampler->texture_type.Value(); + is_array = sampler->is_array.Value() != 0; + is_shadow = sampler->is_shadow.Value() != 0; + } else { + type = Tegra::Shader::TextureType::Texture2D; + is_array = false; + is_shadow = false; + } // If this sampler has already been used, return the existing mapping. const auto itr = @@ -411,9 +441,9 @@ Node4 ShaderIR::GetTextureCode(Instruction instr, TextureType texture_type, (texture_type == TextureType::TextureCube && is_array && is_shadow), "This method is not supported."); - const auto& sampler = is_bindless - ? GetBindlessSampler(*bindless_reg, texture_type, is_array, is_shadow) - : GetSampler(instr.sampler, texture_type, is_array, is_shadow); + const auto& sampler = + is_bindless ? GetBindlessSampler(*bindless_reg, {{texture_type, is_array, is_shadow}}) + : GetSampler(instr.sampler, {{texture_type, is_array, is_shadow}}); const bool lod_needed = process_mode == TextureProcessMode::LZ || process_mode == TextureProcessMode::LL || @@ -577,7 +607,7 @@ Node4 ShaderIR::GetTld4Code(Instruction instr, TextureType texture_type, bool de dc = GetRegister(parameter_register++); } - const auto& sampler = GetSampler(instr.sampler, texture_type, is_array, depth_compare); + const auto& sampler = GetSampler(instr.sampler, {{texture_type, is_array, depth_compare}}); Node4 values; for (u32 element = 0; element < values.size(); ++element) { @@ -610,7 +640,7 @@ Node4 ShaderIR::GetTldCode(Tegra::Shader::Instruction instr) { // const Node aoffi_register{is_aoffi ? GetRegister(gpr20_cursor++) : nullptr}; // const Node multisample{is_multisample ? GetRegister(gpr20_cursor++) : nullptr}; - const auto& sampler = GetSampler(instr.sampler, texture_type, is_array, false); + const auto& sampler = GetSampler(instr.sampler, {{texture_type, is_array, false}}); Node4 values; for (u32 element = 0; element < values.size(); ++element) { @@ -646,7 +676,7 @@ Node4 ShaderIR::GetTldsCode(Instruction instr, TextureType texture_type, bool is // When lod is used always is in gpr20 const Node lod = lod_enabled ? GetRegister(instr.gpr20) : Immediate(0); - const auto& sampler = GetSampler(instr.sampler, texture_type, is_array, false); + const auto& sampler = GetSampler(instr.sampler, {{texture_type, is_array, false}}); Node4 values; for (u32 element = 0; element < values.size(); ++element) { diff --git a/src/video_core/shader/expr.h b/src/video_core/shader/expr.h index d3dcd00ec..4e8264367 100644 --- a/src/video_core/shader/expr.h +++ b/src/video_core/shader/expr.h @@ -17,13 +17,14 @@ using Tegra::Shader::Pred; class ExprAnd; class ExprBoolean; class ExprCondCode; +class ExprGprEqual; class ExprNot; class ExprOr; class ExprPredicate; class ExprVar; -using ExprData = - std::variant<ExprVar, ExprCondCode, ExprPredicate, ExprNot, ExprOr, ExprAnd, ExprBoolean>; +using ExprData = std::variant<ExprVar, ExprCondCode, ExprPredicate, ExprNot, ExprOr, ExprAnd, + ExprBoolean, ExprGprEqual>; using Expr = std::shared_ptr<ExprData>; class ExprAnd final { @@ -118,6 +119,22 @@ public: bool value; }; +class ExprGprEqual final { +public: + ExprGprEqual(u32 gpr, u32 value) : gpr{gpr}, value{value} {} + + bool operator==(const ExprGprEqual& b) const { + return gpr == b.gpr && value == b.value; + } + + bool operator!=(const ExprGprEqual& b) const { + return !operator==(b); + } + + u32 gpr; + u32 value; +}; + template <typename T, typename... Args> Expr MakeExpr(Args&&... args) { static_assert(std::is_convertible_v<T, ExprData>); diff --git a/src/video_core/shader/shader_ir.cpp b/src/video_core/shader/shader_ir.cpp index b10d376cb..1d9825c76 100644 --- a/src/video_core/shader/shader_ir.cpp +++ b/src/video_core/shader/shader_ir.cpp @@ -23,10 +23,9 @@ using Tegra::Shader::PredCondition; using Tegra::Shader::PredOperation; using Tegra::Shader::Register; -ShaderIR::ShaderIR(const ProgramCode& program_code, u32 main_offset, const std::size_t size, - CompilerSettings settings) - : program_code{program_code}, main_offset{main_offset}, program_size{size}, basic_blocks{}, - program_manager{true, true}, settings{settings} { +ShaderIR::ShaderIR(const ProgramCode& program_code, u32 main_offset, CompilerSettings settings, + ConstBufferLocker& locker) + : program_code{program_code}, main_offset{main_offset}, settings{settings}, locker{locker} { Decode(); } diff --git a/src/video_core/shader/shader_ir.h b/src/video_core/shader/shader_ir.h index 02ddf2a75..1fd44bde1 100644 --- a/src/video_core/shader/shader_ir.h +++ b/src/video_core/shader/shader_ir.h @@ -17,6 +17,7 @@ #include "video_core/engines/shader_header.h" #include "video_core/shader/ast.h" #include "video_core/shader/compiler_settings.h" +#include "video_core/shader/const_buffer_locker.h" #include "video_core/shader/node.h" namespace VideoCommon::Shader { @@ -66,8 +67,8 @@ struct GlobalMemoryUsage { class ShaderIR final { public: - explicit ShaderIR(const ProgramCode& program_code, u32 main_offset, std::size_t size, - CompilerSettings settings); + explicit ShaderIR(const ProgramCode& program_code, u32 main_offset, CompilerSettings settings, + ConstBufferLocker& locker); ~ShaderIR(); const std::map<u32, NodeBlock>& GetBasicBlocks() const { @@ -172,6 +173,13 @@ public: private: friend class ASTDecoder; + + struct SamplerInfo { + Tegra::Shader::TextureType type; + bool is_array; + bool is_shadow; + }; + void Decode(); NodeBlock DecodeRange(u32 begin, u32 end); @@ -296,12 +304,11 @@ private: /// Accesses a texture sampler const Sampler& GetSampler(const Tegra::Shader::Sampler& sampler, - Tegra::Shader::TextureType type, bool is_array, bool is_shadow); + std::optional<SamplerInfo> sampler_info); // Accesses a texture sampler for a bindless texture. const Sampler& GetBindlessSampler(const Tegra::Shader::Register& reg, - Tegra::Shader::TextureType type, bool is_array, - bool is_shadow); + std::optional<SamplerInfo> sampler_info); /// Accesses an image. Image& GetImage(Tegra::Shader::Image image, Tegra::Shader::ImageType type); @@ -377,7 +384,9 @@ private: const ProgramCode& program_code; const u32 main_offset; - const std::size_t program_size; + const CompilerSettings settings; + ConstBufferLocker& locker; + bool decompiled{}; bool disable_flow_stack{}; @@ -386,8 +395,7 @@ private: std::map<u32, NodeBlock> basic_blocks; NodeBlock global_code; - ASTManager program_manager; - CompilerSettings settings{}; + ASTManager program_manager{true, true}; std::set<u32> used_registers; std::set<Tegra::Shader::Pred> used_predicates; |