diff options
Diffstat (limited to '')
-rw-r--r-- | src/video_core/renderer_opengl/gl_arb_decompiler.cpp | 84 | ||||
-rw-r--r-- | src/video_core/renderer_opengl/gl_buffer_cache.cpp | 2 | ||||
-rw-r--r-- | src/video_core/renderer_opengl/gl_rasterizer.cpp | 103 | ||||
-rw-r--r-- | src/video_core/renderer_opengl/gl_rasterizer.h | 4 | ||||
-rw-r--r-- | src/video_core/renderer_opengl/gl_shader_manager.cpp | 71 | ||||
-rw-r--r-- | src/video_core/renderer_opengl/gl_shader_manager.h | 17 | ||||
-rw-r--r-- | src/video_core/renderer_opengl/gl_stream_buffer.cpp | 2 |
7 files changed, 173 insertions, 110 deletions
diff --git a/src/video_core/renderer_opengl/gl_arb_decompiler.cpp b/src/video_core/renderer_opengl/gl_arb_decompiler.cpp index eb5158407..4489abf61 100644 --- a/src/video_core/renderer_opengl/gl_arb_decompiler.cpp +++ b/src/video_core/renderer_opengl/gl_arb_decompiler.cpp @@ -185,10 +185,6 @@ std::string TextureType(const MetaTexture& meta) { return type; } -std::string GlobalMemoryName(const GlobalMemoryBase& base) { - return fmt::format("gmem{}_{}", base.cbuf_index, base.cbuf_offset); -} - class ARBDecompiler final { public: explicit ARBDecompiler(const Device& device, const ShaderIR& ir, const Registry& registry, @@ -199,6 +195,8 @@ public: } private: + void DefineGlobalMemory(); + void DeclareHeader(); void DeclareVertex(); void DeclareGeometry(); @@ -228,6 +226,7 @@ private: std::pair<std::string, std::size_t> BuildCoords(Operation); std::string BuildAoffi(Operation); + std::string GlobalMemoryPointer(const GmemNode& gmem); void Exit(); std::string Assign(Operation); @@ -378,10 +377,8 @@ private: std::string address; std::string_view opname; if (const auto gmem = std::get_if<GmemNode>(&*operation[0])) { - AddLine("SUB.U {}, {}, {};", temporary, Visit(gmem->GetRealAddress()), - Visit(gmem->GetBaseAddress())); - address = fmt::format("{}[{}]", GlobalMemoryName(gmem->GetDescriptor()), temporary); - opname = "ATOMB"; + address = GlobalMemoryPointer(*gmem); + opname = "ATOM"; } else if (const auto smem = std::get_if<SmemNode>(&*operation[0])) { address = fmt::format("shared_mem[{}]", Visit(smem->GetAddress())); opname = "ATOMS"; @@ -456,9 +453,13 @@ private: shader_source += '\n'; } - std::string AllocTemporary() { - max_temporaries = std::max(max_temporaries, num_temporaries + 1); - return fmt::format("T{}.x", num_temporaries++); + std::string AllocLongVectorTemporary() { + max_long_temporaries = std::max(max_long_temporaries, num_long_temporaries + 1); + return fmt::format("L{}", num_long_temporaries++); + } + + std::string AllocLongTemporary() { + return fmt::format("{}.x", AllocLongVectorTemporary()); } std::string AllocVectorTemporary() { @@ -466,8 +467,13 @@ private: return fmt::format("T{}", num_temporaries++); } + std::string AllocTemporary() { + return fmt::format("{}.x", AllocVectorTemporary()); + } + void ResetTemporaries() noexcept { num_temporaries = 0; + num_long_temporaries = 0; } const Device& device; @@ -478,6 +484,11 @@ private: std::size_t num_temporaries = 0; std::size_t max_temporaries = 0; + std::size_t num_long_temporaries = 0; + std::size_t max_long_temporaries = 0; + + std::map<GlobalMemoryBase, u32> global_memory_names; + std::string shader_source; static constexpr std::string_view ADD_F32 = "ADD.F32"; @@ -784,6 +795,8 @@ private: ARBDecompiler::ARBDecompiler(const Device& device, const ShaderIR& ir, const Registry& registry, ShaderType stage, std::string_view identifier) : device{device}, ir{ir}, registry{registry}, stage{stage} { + DefineGlobalMemory(); + AddLine("TEMP RC;"); AddLine("TEMP FSWZA[4];"); AddLine("TEMP FSWZB[4];"); @@ -829,12 +842,20 @@ std::string_view HeaderStageName(ShaderType stage) { } } +void ARBDecompiler::DefineGlobalMemory() { + u32 binding = 0; + for (const auto& pair : ir.GetGlobalMemory()) { + const GlobalMemoryBase base = pair.first; + global_memory_names.emplace(base, binding); + ++binding; + } +} + void ARBDecompiler::DeclareHeader() { AddLine("!!NV{}5.0", HeaderStageName(stage)); // Enabling this allows us to cheat on some instructions like TXL with SHADOWARRAY2D AddLine("OPTION NV_internal;"); AddLine("OPTION NV_gpu_program_fp64;"); - AddLine("OPTION NV_shader_storage_buffer;"); AddLine("OPTION NV_shader_thread_group;"); if (ir.UsesWarps() && device.HasWarpIntrinsics()) { AddLine("OPTION NV_shader_thread_shuffle;"); @@ -951,11 +972,10 @@ void ARBDecompiler::DeclareLocalMemory() { } void ARBDecompiler::DeclareGlobalMemory() { - u32 binding = 0; // device.GetBaseBindings(stage).shader_storage_buffer; - for (const auto& pair : ir.GetGlobalMemory()) { - const auto& base = pair.first; - AddLine("STORAGE {}[] = {{ program.storage[{}] }};", GlobalMemoryName(base), binding); - ++binding; + const std::size_t num_entries = ir.GetGlobalMemory().size(); + if (num_entries > 0) { + const std::size_t num_vectors = Common::AlignUp(num_entries, 2) / 2; + AddLine("PARAM c[{}] = {{ program.local[0..{}] }};", num_vectors, num_vectors - 1); } } @@ -977,6 +997,9 @@ void ARBDecompiler::DeclareTemporaries() { for (std::size_t i = 0; i < max_temporaries; ++i) { AddLine("TEMP T{};", i); } + for (std::size_t i = 0; i < max_long_temporaries; ++i) { + AddLine("LONG TEMP L{};", i); + } } void ARBDecompiler::DeclarePredicates() { @@ -1339,10 +1362,7 @@ std::string ARBDecompiler::Visit(const Node& node) { if (const auto gmem = std::get_if<GmemNode>(&*node)) { std::string temporary = AllocTemporary(); - AddLine("SUB.U {}, {}, {};", temporary, Visit(gmem->GetRealAddress()), - Visit(gmem->GetBaseAddress())); - AddLine("LDB.U32 {}, {}[{}];", temporary, GlobalMemoryName(gmem->GetDescriptor()), - temporary); + AddLine("LOAD.U32 {}, {};", temporary, GlobalMemoryPointer(*gmem)); return temporary; } @@ -1419,6 +1439,22 @@ std::string ARBDecompiler::BuildAoffi(Operation operation) { return fmt::format(", offset({})", temporary); } +std::string ARBDecompiler::GlobalMemoryPointer(const GmemNode& gmem) { + const u32 binding = global_memory_names.at(gmem.GetDescriptor()); + const char result_swizzle = binding % 2 == 0 ? 'x' : 'y'; + + const std::string pointer = AllocLongVectorTemporary(); + std::string temporary = AllocTemporary(); + + const u32 local_index = binding / 2; + AddLine("PK64.U {}, c[{}];", pointer, local_index); + AddLine("SUB.U {}, {}, {};", temporary, Visit(gmem.GetRealAddress()), + Visit(gmem.GetBaseAddress())); + AddLine("CVT.U64.U32 {}.z, {};", pointer, temporary); + AddLine("ADD.U64 {}.x, {}.{}, {}.z;", pointer, pointer, result_swizzle, pointer); + return fmt::format("{}.x", pointer); +} + void ARBDecompiler::Exit() { if (stage != ShaderType::Fragment) { AddLine("RET;"); @@ -1515,11 +1551,7 @@ std::string ARBDecompiler::Assign(Operation operation) { ResetTemporaries(); return {}; } else if (const auto gmem = std::get_if<GmemNode>(&*dest)) { - const std::string temporary = AllocTemporary(); - AddLine("SUB.U {}, {}, {};", temporary, Visit(gmem->GetRealAddress()), - Visit(gmem->GetBaseAddress())); - AddLine("STB.U32 {}, {}[{}];", Visit(src), GlobalMemoryName(gmem->GetDescriptor()), - temporary); + AddLine("STORE.U32 {}, {};", Visit(src), GlobalMemoryPointer(*gmem)); ResetTemporaries(); return {}; } else { diff --git a/src/video_core/renderer_opengl/gl_buffer_cache.cpp b/src/video_core/renderer_opengl/gl_buffer_cache.cpp index e461e4c70..e866d8f2f 100644 --- a/src/video_core/renderer_opengl/gl_buffer_cache.cpp +++ b/src/video_core/renderer_opengl/gl_buffer_cache.cpp @@ -26,7 +26,7 @@ Buffer::Buffer(const Device& device, VAddr cpu_addr, std::size_t size) : VideoCommon::BufferBlock{cpu_addr, size} { gl_buffer.Create(); glNamedBufferData(gl_buffer.handle, static_cast<GLsizeiptr>(size), nullptr, GL_DYNAMIC_DRAW); - if (device.HasVertexBufferUnifiedMemory()) { + if (device.UseAssemblyShaders() || device.HasVertexBufferUnifiedMemory()) { glMakeNamedBufferResidentNV(gl_buffer.handle, GL_READ_WRITE); glGetNamedBufferParameterui64vNV(gl_buffer.handle, GL_BUFFER_GPU_ADDRESS_NV, &gpu_address); } diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp index c3fad563c..03e82c599 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer.cpp +++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp @@ -139,6 +139,18 @@ void oglEnable(GLenum cap, bool state) { (state ? glEnable : glDisable)(cap); } +void UpdateBindlessPointers(GLenum target, GLuint64EXT* pointers, std::size_t num_entries) { + if (num_entries == 0) { + return; + } + if (num_entries % 2 == 1) { + pointers[num_entries] = 0; + } + const GLsizei num_vectors = static_cast<GLsizei>((num_entries + 1) / 2); + glProgramLocalParametersI4uivNV(target, 0, num_vectors, + reinterpret_cast<const GLuint*>(pointers)); +} + } // Anonymous namespace RasterizerOpenGL::RasterizerOpenGL(Core::System& system, Core::Frontend::EmuWindow& emu_window, @@ -324,7 +336,6 @@ GLintptr RasterizerOpenGL::SetupIndexBuffer() { void RasterizerOpenGL::SetupShaders(GLenum primitive_mode) { MICROPROFILE_SCOPE(OpenGL_Shader); auto& gpu = system.GPU().Maxwell3D(); - std::size_t num_ssbos = 0; u32 clip_distances = 0; for (std::size_t index = 0; index < Maxwell::MaxShaderProgram; ++index) { @@ -347,29 +358,13 @@ void RasterizerOpenGL::SetupShaders(GLenum primitive_mode) { } // Currently this stages are not supported in the OpenGL backend. - // Todo(Blinkhawk): Port tesselation shaders from Vulkan to OpenGL - if (program == Maxwell::ShaderProgram::TesselationControl) { + // TODO(Blinkhawk): Port tesselation shaders from Vulkan to OpenGL + if (program == Maxwell::ShaderProgram::TesselationControl || + program == Maxwell::ShaderProgram::TesselationEval) { continue; - } else if (program == Maxwell::ShaderProgram::TesselationEval) { - continue; - } - - Shader* shader = shader_cache.GetStageProgram(program, async_shaders); - - if (device.UseAssemblyShaders()) { - // Check for ARB limitation. We only have 16 SSBOs per context state. To workaround this - // all stages share the same bindings. - const std::size_t num_stage_ssbos = shader->GetEntries().global_memory_entries.size(); - ASSERT_MSG(num_stage_ssbos == 0 || num_ssbos == 0, "SSBOs on more than one stage"); - num_ssbos += num_stage_ssbos; } - // Stage indices are 0 - 5 - const std::size_t stage = index == 0 ? 0 : index - 1; - SetupDrawConstBuffers(stage, shader); - SetupDrawGlobalMemory(stage, shader); - SetupDrawTextures(stage, shader); - SetupDrawImages(stage, shader); + Shader* const shader = shader_cache.GetStageProgram(program, async_shaders); const GLuint program_handle = shader->IsBuilt() ? shader->GetHandle() : 0; switch (program) { @@ -388,6 +383,13 @@ void RasterizerOpenGL::SetupShaders(GLenum primitive_mode) { shader_config.enable.Value(), shader_config.offset); } + // Stage indices are 0 - 5 + const std::size_t stage = index == 0 ? 0 : index - 1; + SetupDrawConstBuffers(stage, shader); + SetupDrawGlobalMemory(stage, shader); + SetupDrawTextures(stage, shader); + SetupDrawImages(stage, shader); + // Workaround for Intel drivers. // When a clip distance is enabled but not set in the shader it crops parts of the screen // (sometimes it's half the screen, sometimes three quarters). To avoid this, enable the @@ -749,6 +751,8 @@ void RasterizerOpenGL::DispatchCompute(GPUVAddr code_addr) { current_cbuf = 0; auto kernel = shader_cache.GetComputeKernel(code_addr); + program_manager.BindCompute(kernel->GetHandle()); + SetupComputeTextures(kernel); SetupComputeImages(kernel); @@ -763,7 +767,6 @@ void RasterizerOpenGL::DispatchCompute(GPUVAddr code_addr) { buffer_cache.Unmap(); const auto& launch_desc = system.GPU().KeplerCompute().launch_description; - program_manager.BindCompute(kernel->GetHandle()); glDispatchCompute(launch_desc.grid_dim_x, launch_desc.grid_dim_y, launch_desc.grid_dim_z); ++num_queued_commands; } @@ -1023,40 +1026,66 @@ void RasterizerOpenGL::SetupConstBuffer(GLenum stage, u32 binding, } void RasterizerOpenGL::SetupDrawGlobalMemory(std::size_t stage_index, Shader* shader) { + static constexpr std::array TARGET_LUT = { + GL_VERTEX_PROGRAM_NV, GL_TESS_CONTROL_PROGRAM_NV, GL_TESS_EVALUATION_PROGRAM_NV, + GL_GEOMETRY_PROGRAM_NV, GL_FRAGMENT_PROGRAM_NV, + }; + auto& gpu{system.GPU()}; auto& memory_manager{gpu.MemoryManager()}; - const auto cbufs{gpu.Maxwell3D().state.shader_stages[stage_index]}; + const auto& cbufs{gpu.Maxwell3D().state.shader_stages[stage_index]}; + const auto& entries{shader->GetEntries().global_memory_entries}; + + std::array<GLuint64EXT, 32> pointers; + ASSERT(entries.size() < pointers.size()); - u32 binding = - device.UseAssemblyShaders() ? 0 : device.GetBaseBindings(stage_index).shader_storage_buffer; - for (const auto& entry : shader->GetEntries().global_memory_entries) { + const bool assembly_shaders = device.UseAssemblyShaders(); + u32 binding = assembly_shaders ? 0 : device.GetBaseBindings(stage_index).shader_storage_buffer; + for (const auto& entry : entries) { const GPUVAddr addr{cbufs.const_buffers[entry.cbuf_index].address + entry.cbuf_offset}; const GPUVAddr gpu_addr{memory_manager.Read<u64>(addr)}; const u32 size{memory_manager.Read<u32>(addr + 8)}; - SetupGlobalMemory(binding++, entry, gpu_addr, size); + SetupGlobalMemory(binding, entry, gpu_addr, size, &pointers[binding]); + ++binding; + } + if (assembly_shaders) { + UpdateBindlessPointers(TARGET_LUT[stage_index], pointers.data(), entries.size()); } } void RasterizerOpenGL::SetupComputeGlobalMemory(Shader* kernel) { auto& gpu{system.GPU()}; auto& memory_manager{gpu.MemoryManager()}; - const auto cbufs{gpu.KeplerCompute().launch_description.const_buffer_config}; + const auto& cbufs{gpu.KeplerCompute().launch_description.const_buffer_config}; + const auto& entries{kernel->GetEntries().global_memory_entries}; + + std::array<GLuint64EXT, 32> pointers; + ASSERT(entries.size() < pointers.size()); u32 binding = 0; - for (const auto& entry : kernel->GetEntries().global_memory_entries) { - const auto addr{cbufs[entry.cbuf_index].Address() + entry.cbuf_offset}; - const auto gpu_addr{memory_manager.Read<u64>(addr)}; - const auto size{memory_manager.Read<u32>(addr + 8)}; - SetupGlobalMemory(binding++, entry, gpu_addr, size); + for (const auto& entry : entries) { + const GPUVAddr addr{cbufs[entry.cbuf_index].Address() + entry.cbuf_offset}; + const GPUVAddr gpu_addr{memory_manager.Read<u64>(addr)}; + const u32 size{memory_manager.Read<u32>(addr + 8)}; + SetupGlobalMemory(binding, entry, gpu_addr, size, &pointers[binding]); + ++binding; + } + if (device.UseAssemblyShaders()) { + UpdateBindlessPointers(GL_COMPUTE_PROGRAM_NV, pointers.data(), entries.size()); } } void RasterizerOpenGL::SetupGlobalMemory(u32 binding, const GlobalMemoryEntry& entry, - GPUVAddr gpu_addr, std::size_t size) { - const auto alignment{device.GetShaderStorageBufferAlignment()}; + GPUVAddr gpu_addr, std::size_t size, + GLuint64EXT* pointer) { + const std::size_t alignment{device.GetShaderStorageBufferAlignment()}; const auto info = buffer_cache.UploadMemory(gpu_addr, size, alignment, entry.is_written); - glBindBufferRange(GL_SHADER_STORAGE_BUFFER, binding, info.handle, info.offset, - static_cast<GLsizeiptr>(size)); + if (device.UseAssemblyShaders()) { + *pointer = info.address + info.offset; + } else { + glBindBufferRange(GL_SHADER_STORAGE_BUFFER, binding, info.handle, info.offset, + static_cast<GLsizeiptr>(size)); + } } void RasterizerOpenGL::SetupDrawTextures(std::size_t stage_index, Shader* shader) { diff --git a/src/video_core/renderer_opengl/gl_rasterizer.h b/src/video_core/renderer_opengl/gl_rasterizer.h index a95646936..ccc6f50f6 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer.h +++ b/src/video_core/renderer_opengl/gl_rasterizer.h @@ -124,9 +124,9 @@ private: /// Configures the current global memory entries to use for the kernel invocation. void SetupComputeGlobalMemory(Shader* kernel); - /// Configures a constant buffer. + /// Configures a global memory buffer. void SetupGlobalMemory(u32 binding, const GlobalMemoryEntry& entry, GPUVAddr gpu_addr, - std::size_t size); + std::size_t size, GLuint64EXT* pointer); /// Configures the current textures to use for the draw command. void SetupDrawTextures(std::size_t stage_index, Shader* shader); diff --git a/src/video_core/renderer_opengl/gl_shader_manager.cpp b/src/video_core/renderer_opengl/gl_shader_manager.cpp index 8e754fa90..691c6c79b 100644 --- a/src/video_core/renderer_opengl/gl_shader_manager.cpp +++ b/src/video_core/renderer_opengl/gl_shader_manager.cpp @@ -11,8 +11,30 @@ namespace OpenGL { -ProgramManager::ProgramManager(const Device& device) { - use_assembly_programs = device.UseAssemblyShaders(); +namespace { + +void BindProgram(GLenum stage, GLuint current, GLuint old, bool& enabled) { + if (current == old) { + return; + } + if (current == 0) { + if (enabled) { + enabled = false; + glDisable(stage); + } + return; + } + if (!enabled) { + enabled = true; + glEnable(stage); + } + glBindProgramARB(stage, current); +} + +} // Anonymous namespace + +ProgramManager::ProgramManager(const Device& device) + : use_assembly_programs{device.UseAssemblyShaders()} { if (use_assembly_programs) { glEnable(GL_COMPUTE_PROGRAM_NV); } else { @@ -33,9 +55,7 @@ void ProgramManager::BindCompute(GLuint program) { } void ProgramManager::BindGraphicsPipeline() { - if (use_assembly_programs) { - UpdateAssemblyPrograms(); - } else { + if (!use_assembly_programs) { UpdateSourcePrograms(); } } @@ -63,32 +83,25 @@ void ProgramManager::RestoreGuestPipeline() { } } -void ProgramManager::UpdateAssemblyPrograms() { - const auto update_state = [](GLenum stage, bool& enabled, GLuint current, GLuint old) { - if (current == old) { - return; - } - if (current == 0) { - if (enabled) { - enabled = false; - glDisable(stage); - } - return; - } - if (!enabled) { - enabled = true; - glEnable(stage); - } - glBindProgramARB(stage, current); - }; +void ProgramManager::UseVertexShader(GLuint program) { + if (use_assembly_programs) { + BindProgram(GL_VERTEX_PROGRAM_NV, program, current_state.vertex, vertex_enabled); + } + current_state.vertex = program; +} - update_state(GL_VERTEX_PROGRAM_NV, vertex_enabled, current_state.vertex, old_state.vertex); - update_state(GL_GEOMETRY_PROGRAM_NV, geometry_enabled, current_state.geometry, - old_state.geometry); - update_state(GL_FRAGMENT_PROGRAM_NV, fragment_enabled, current_state.fragment, - old_state.fragment); +void ProgramManager::UseGeometryShader(GLuint program) { + if (use_assembly_programs) { + BindProgram(GL_GEOMETRY_PROGRAM_NV, program, current_state.vertex, geometry_enabled); + } + current_state.geometry = program; +} - old_state = current_state; +void ProgramManager::UseFragmentShader(GLuint program) { + if (use_assembly_programs) { + BindProgram(GL_FRAGMENT_PROGRAM_NV, program, current_state.vertex, fragment_enabled); + } + current_state.fragment = program; } void ProgramManager::UpdateSourcePrograms() { diff --git a/src/video_core/renderer_opengl/gl_shader_manager.h b/src/video_core/renderer_opengl/gl_shader_manager.h index 0f03b4f12..950e0dfcb 100644 --- a/src/video_core/renderer_opengl/gl_shader_manager.h +++ b/src/video_core/renderer_opengl/gl_shader_manager.h @@ -45,17 +45,9 @@ public: /// Rewinds BindHostPipeline state changes. void RestoreGuestPipeline(); - void UseVertexShader(GLuint program) { - current_state.vertex = program; - } - - void UseGeometryShader(GLuint program) { - current_state.geometry = program; - } - - void UseFragmentShader(GLuint program) { - current_state.fragment = program; - } + void UseVertexShader(GLuint program); + void UseGeometryShader(GLuint program); + void UseFragmentShader(GLuint program); private: struct PipelineState { @@ -64,9 +56,6 @@ private: GLuint fragment = 0; }; - /// Update NV_gpu_program5 programs. - void UpdateAssemblyPrograms(); - /// Update GLSL programs. void UpdateSourcePrograms(); diff --git a/src/video_core/renderer_opengl/gl_stream_buffer.cpp b/src/video_core/renderer_opengl/gl_stream_buffer.cpp index 3655ff629..887995cf4 100644 --- a/src/video_core/renderer_opengl/gl_stream_buffer.cpp +++ b/src/video_core/renderer_opengl/gl_stream_buffer.cpp @@ -35,7 +35,7 @@ OGLStreamBuffer::OGLStreamBuffer(const Device& device, GLsizeiptr size, bool ver mapped_ptr = static_cast<u8*>( glMapNamedBufferRange(gl_buffer.handle, 0, buffer_size, flags | GL_MAP_FLUSH_EXPLICIT_BIT)); - if (device.HasVertexBufferUnifiedMemory()) { + if (device.UseAssemblyShaders() || device.HasVertexBufferUnifiedMemory()) { glMakeNamedBufferResidentNV(gl_buffer.handle, GL_READ_ONLY); glGetNamedBufferParameterui64vNV(gl_buffer.handle, GL_BUFFER_GPU_ADDRESS_NV, &gpu_address); } |