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author | Subv <subv2112@gmail.com> | 2018-03-28 22:20:18 +0200 |
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committer | Subv <subv2112@gmail.com> | 2018-04-01 19:07:26 +0200 |
commit | 11b4ab96858296ad46016edb1d00ca22ab81a356 (patch) | |
tree | 350b64ebd6b96bd9338f63865480180a864c3012 /src/video_core | |
parent | GPU: Implemented a gpu macro interpreter. (diff) | |
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Diffstat (limited to 'src/video_core')
-rw-r--r-- | src/video_core/engines/maxwell_3d.cpp | 108 | ||||
-rw-r--r-- | src/video_core/engines/maxwell_3d.h | 26 |
2 files changed, 13 insertions, 121 deletions
diff --git a/src/video_core/engines/maxwell_3d.cpp b/src/video_core/engines/maxwell_3d.cpp index 85255d0a5..124753032 100644 --- a/src/video_core/engines/maxwell_3d.cpp +++ b/src/video_core/engines/maxwell_3d.cpp @@ -19,35 +19,21 @@ namespace Engines { /// First register id that is actually a Macro call. constexpr u32 MacroRegistersStart = 0xE00; -const std::unordered_map<u32, Maxwell3D::MethodInfo> Maxwell3D::method_handlers = { - {0xE1A, {"BindTextureInfoBuffer", 1, &Maxwell3D::BindTextureInfoBuffer}}, - {0xE24, {"SetShader", 5, &Maxwell3D::SetShader}}, - {0xE2A, {"BindStorageBuffer", 1, &Maxwell3D::BindStorageBuffer}}, -}; - -Maxwell3D::Maxwell3D(MemoryManager& memory_manager) : memory_manager(memory_manager) {} +Maxwell3D::Maxwell3D(MemoryManager& memory_manager) + : memory_manager(memory_manager), macro_interpreter(*this) {} void Maxwell3D::SubmitMacroCode(u32 entry, std::vector<u32> code) { uploaded_macros[entry * 2 + MacroRegistersStart] = std::move(code); } -void Maxwell3D::CallMacroMethod(u32 method, const std::vector<u32>& parameters) { - // TODO(Subv): Write an interpreter for the macros uploaded via registers 0x45 and 0x47 - +void Maxwell3D::CallMacroMethod(u32 method, std::vector<u32> parameters) { + auto macro_code = uploaded_macros.find(method); // The requested macro must have been uploaded already. - ASSERT_MSG(uploaded_macros.find(method) != uploaded_macros.end(), "Macro %08X was not uploaded", - method); - - auto itr = method_handlers.find(method); - ASSERT_MSG(itr != method_handlers.end(), "Unhandled method call %08X", method); - - ASSERT(itr->second.arguments == parameters.size()); - - (this->*itr->second.handler)(parameters); + ASSERT_MSG(macro_code != uploaded_macros.end(), "Macro %08X was not uploaded", method); - // Reset the current macro and its parameters. + // Reset the current macro and execute it. executing_macro = 0; - macro_params.clear(); + macro_interpreter.Execute(macro_code->second, std::move(parameters)); } void Maxwell3D::WriteReg(u32 method, u32 value, u32 remaining_params) { @@ -77,7 +63,7 @@ void Maxwell3D::WriteReg(u32 method, u32 value, u32 remaining_params) { // Call the macro when there are no more parameters in the command buffer if (remaining_params == 0) { - CallMacroMethod(executing_macro, macro_params); + CallMacroMethod(executing_macro, std::move(macro_params)); } return; } @@ -193,84 +179,6 @@ void Maxwell3D::DrawArrays() { VideoCore::g_renderer->Rasterizer()->AccelerateDrawBatch(false /*is_indexed*/); } -void Maxwell3D::BindTextureInfoBuffer(const std::vector<u32>& parameters) { - /** - * Parameters description: - * [0] = Shader stage, usually 4 for FragmentShader - */ - - u32 stage = parameters[0]; - - // Perform the same operations as the real macro code. - GPUVAddr address = static_cast<GPUVAddr>(regs.tex_info_buffers.address[stage]) << 8; - u32 size = regs.tex_info_buffers.size[stage]; - - regs.const_buffer.cb_size = size; - regs.const_buffer.cb_address_high = address >> 32; - regs.const_buffer.cb_address_low = address & 0xFFFFFFFF; -} - -void Maxwell3D::SetShader(const std::vector<u32>& parameters) { - /** - * Parameters description: - * [0] = Shader Program. - * [1] = Unknown, presumably the shader id. - * [2] = Offset to the start of the shader, after the 0x30 bytes header. - * [3] = Shader Stage. - * [4] = Const Buffer Address >> 8. - */ - auto shader_program = static_cast<Regs::ShaderProgram>(parameters[0]); - // TODO(Subv): This address is probably an offset from the CODE_ADDRESS register. - GPUVAddr address = parameters[2]; - auto shader_stage = static_cast<Regs::ShaderStage>(parameters[3]); - GPUVAddr cb_address = parameters[4] << 8; - - auto& shader = state.shader_programs[static_cast<size_t>(shader_program)]; - shader.program = shader_program; - shader.stage = shader_stage; - shader.address = address; - - // Perform the same operations as the real macro code. - // TODO(Subv): Early exit if register 0xD1C + shader_program contains the same as params[1]. - auto& shader_regs = regs.shader_config[static_cast<size_t>(shader_program)]; - shader_regs.start_id = address; - // TODO(Subv): Write params[1] to register 0xD1C + shader_program. - // TODO(Subv): Write params[2] to register 0xD22 + shader_program. - - // Note: This value is hardcoded in the macro's code. - static constexpr u32 DefaultCBSize = 0x10000; - regs.const_buffer.cb_size = DefaultCBSize; - regs.const_buffer.cb_address_high = cb_address >> 32; - regs.const_buffer.cb_address_low = cb_address & 0xFFFFFFFF; - - // Write a hardcoded 0x11 to CB_BIND, this binds the current const buffer to buffer c1[] in the - // shader. It's likely that these are the constants for the shader. - regs.cb_bind[static_cast<size_t>(shader_stage)].valid.Assign(1); - regs.cb_bind[static_cast<size_t>(shader_stage)].index.Assign(1); - - ProcessCBBind(shader_stage); -} - -void Maxwell3D::BindStorageBuffer(const std::vector<u32>& parameters) { - /** - * Parameters description: - * [0] = Buffer offset >> 2 - */ - - u32 buffer_offset = parameters[0] << 2; - - // Perform the same operations as the real macro code. - // Note: This value is hardcoded in the macro's code. - static constexpr u32 DefaultCBSize = 0x5F00; - regs.const_buffer.cb_size = DefaultCBSize; - - GPUVAddr address = regs.ssbo_info.BufferAddress(); - regs.const_buffer.cb_address_high = address >> 32; - regs.const_buffer.cb_address_low = address & 0xFFFFFFFF; - - regs.const_buffer.cb_pos = buffer_offset; -} - void Maxwell3D::ProcessCBBind(Regs::ShaderStage stage) { // Bind the buffer currently in CB_ADDRESS to the specified index in the desired shader stage. auto& shader = state.shader_stages[static_cast<size_t>(stage)]; diff --git a/src/video_core/engines/maxwell_3d.h b/src/video_core/engines/maxwell_3d.h index 086ffeb6a..98b39b2ff 100644 --- a/src/video_core/engines/maxwell_3d.h +++ b/src/video_core/engines/maxwell_3d.h @@ -13,6 +13,7 @@ #include "common/common_types.h" #include "common/math_util.h" #include "video_core/gpu.h" +#include "video_core/macro_interpreter.h" #include "video_core/memory_manager.h" #include "video_core/textures/texture.h" @@ -498,18 +499,11 @@ public: bool enabled; }; - struct ShaderProgramInfo { - Regs::ShaderStage stage; - Regs::ShaderProgram program; - GPUVAddr address; - }; - struct ShaderStageInfo { std::array<ConstBufferInfo, Regs::MaxConstBuffers> const_buffers; }; std::array<ShaderStageInfo, Regs::MaxShaderStage> shader_stages; - std::array<ShaderProgramInfo, Regs::MaxShaderProgram> shader_programs; }; State state{}; @@ -536,6 +530,9 @@ private: /// Parameters that have been submitted to the macro call so far. std::vector<u32> macro_params; + /// Interpreter for the macro codes uploaded to the GPU. + MacroInterpreter macro_interpreter; + /// Retrieves information about a specific TIC entry from the TIC buffer. Texture::TICEntry GetTICEntry(u32 tic_index) const; @@ -547,7 +544,7 @@ private: * @param method Method to call * @param parameters Arguments to the method call */ - void CallMacroMethod(u32 method, const std::vector<u32>& parameters); + void CallMacroMethod(u32 method, std::vector<u32> parameters); /// Handles a write to the QUERY_GET register. void ProcessQueryGet(); @@ -560,19 +557,6 @@ private: /// Handles a write to the VERTEX_END_GL register, triggering a draw. void DrawArrays(); - - /// Method call handlers - void BindTextureInfoBuffer(const std::vector<u32>& parameters); - void SetShader(const std::vector<u32>& parameters); - void BindStorageBuffer(const std::vector<u32>& parameters); - - struct MethodInfo { - const char* name; - u32 arguments; - void (Maxwell3D::*handler)(const std::vector<u32>& parameters); - }; - - static const std::unordered_map<u32, MethodInfo> method_handlers; }; #define ASSERT_REG_POSITION(field_name, position) \ |