diff options
Diffstat (limited to '')
-rw-r--r-- | src/core/hle/service/nvflinger/nvflinger.cpp | 32 | ||||
-rw-r--r-- | src/core/hle/service/nvflinger/nvflinger.h | 9 | ||||
-rw-r--r-- | src/video_core/CMakeLists.txt | 1 | ||||
-rw-r--r-- | src/video_core/engines/shader_bytecode.h | 8 | ||||
-rw-r--r-- | src/video_core/gpu.cpp | 183 | ||||
-rw-r--r-- | src/video_core/gpu.h | 71 | ||||
-rw-r--r-- | src/video_core/renderer_opengl/gl_global_cache.cpp | 70 | ||||
-rw-r--r-- | src/video_core/renderer_opengl/gl_global_cache.h | 18 | ||||
-rw-r--r-- | src/video_core/renderer_opengl/gl_rasterizer.cpp | 116 | ||||
-rw-r--r-- | src/video_core/renderer_opengl/gl_rasterizer.h | 31 | ||||
-rw-r--r-- | src/video_core/renderer_opengl/gl_shader_cache.cpp | 140 | ||||
-rw-r--r-- | src/video_core/renderer_opengl/gl_shader_cache.h | 92 | ||||
-rw-r--r-- | src/video_core/renderer_opengl/gl_shader_decompiler.cpp | 53 | ||||
-rw-r--r-- | src/video_core/renderer_opengl/gl_shader_decompiler.h | 36 | ||||
-rw-r--r-- | src/video_core/renderer_opengl/gl_shader_gen.cpp | 13 | ||||
-rw-r--r-- | src/video_core/shader/decode/memory.cpp | 49 | ||||
-rw-r--r-- | src/video_core/shader/shader_ir.h | 38 | ||||
-rw-r--r-- | src/video_core/shader/track.cpp | 76 |
18 files changed, 788 insertions, 248 deletions
diff --git a/src/core/hle/service/nvflinger/nvflinger.cpp b/src/core/hle/service/nvflinger/nvflinger.cpp index 6a613aeab..6db2cce41 100644 --- a/src/core/hle/service/nvflinger/nvflinger.cpp +++ b/src/core/hle/service/nvflinger/nvflinger.cpp @@ -5,7 +5,6 @@ #include <algorithm> #include <optional> -#include "common/alignment.h" #include "common/assert.h" #include "common/logging/log.h" #include "common/microprofile.h" @@ -22,7 +21,6 @@ #include "core/hle/service/nvflinger/nvflinger.h" #include "core/perf_stats.h" #include "video_core/renderer_base.h" -#include "video_core/video_core.h" namespace Service::NVFlinger { @@ -30,12 +28,6 @@ constexpr std::size_t SCREEN_REFRESH_RATE = 60; constexpr u64 frame_ticks = static_cast<u64>(CoreTiming::BASE_CLOCK_RATE / SCREEN_REFRESH_RATE); NVFlinger::NVFlinger() { - // Add the different displays to the list of displays. - displays.emplace_back(0, "Default"); - displays.emplace_back(1, "External"); - displays.emplace_back(2, "Edid"); - displays.emplace_back(3, "Internal"); - // Schedule the screen composition events composition_event = CoreTiming::RegisterEvent("ScreenComposition", [this](u64 userdata, int cycles_late) { @@ -55,13 +47,13 @@ void NVFlinger::SetNVDrvInstance(std::shared_ptr<Nvidia::Module> instance) { } u64 NVFlinger::OpenDisplay(std::string_view name) { - LOG_WARNING(Service, "Opening display {}", name); + LOG_DEBUG(Service, "Opening \"{}\" display", name); // TODO(Subv): Currently we only support the Default display. ASSERT(name == "Default"); - auto itr = std::find_if(displays.begin(), displays.end(), - [&](const Display& display) { return display.name == name; }); + const auto itr = std::find_if(displays.begin(), displays.end(), + [&](const Display& display) { return display.name == name; }); ASSERT(itr != displays.end()); @@ -73,8 +65,8 @@ u64 NVFlinger::CreateLayer(u64 display_id) { ASSERT_MSG(display.layers.empty(), "Only one layer is supported per display at the moment"); - u64 layer_id = next_layer_id++; - u32 buffer_queue_id = next_buffer_queue_id++; + const u64 layer_id = next_layer_id++; + const u32 buffer_queue_id = next_buffer_queue_id++; auto buffer_queue = std::make_shared<BufferQueue>(buffer_queue_id, layer_id); display.layers.emplace_back(layer_id, buffer_queue); buffer_queues.emplace_back(std::move(buffer_queue)); @@ -91,16 +83,16 @@ Kernel::SharedPtr<Kernel::ReadableEvent> NVFlinger::GetVsyncEvent(u64 display_id } std::shared_ptr<BufferQueue> NVFlinger::GetBufferQueue(u32 id) const { - auto itr = std::find_if(buffer_queues.begin(), buffer_queues.end(), - [&](const auto& queue) { return queue->GetId() == id; }); + const auto itr = std::find_if(buffer_queues.begin(), buffer_queues.end(), + [&](const auto& queue) { return queue->GetId() == id; }); ASSERT(itr != buffer_queues.end()); return *itr; } Display& NVFlinger::GetDisplay(u64 display_id) { - auto itr = std::find_if(displays.begin(), displays.end(), - [&](const Display& display) { return display.id == display_id; }); + const auto itr = std::find_if(displays.begin(), displays.end(), + [&](const Display& display) { return display.id == display_id; }); ASSERT(itr != displays.end()); return *itr; @@ -109,8 +101,8 @@ Display& NVFlinger::GetDisplay(u64 display_id) { Layer& NVFlinger::GetLayer(u64 display_id, u64 layer_id) { auto& display = GetDisplay(display_id); - auto itr = std::find_if(display.layers.begin(), display.layers.end(), - [&](const Layer& layer) { return layer.id == layer_id; }); + const auto itr = std::find_if(display.layers.begin(), display.layers.end(), + [&](const Layer& layer) { return layer.id == layer_id; }); ASSERT(itr != display.layers.end()); return *itr; @@ -145,7 +137,7 @@ void NVFlinger::Compose() { continue; } - auto& igbp_buffer = buffer->get().igbp_buffer; + const auto& igbp_buffer = buffer->get().igbp_buffer; // Now send the buffer to the GPU for drawing. // TODO(Subv): Support more than just disp0. The display device selection is probably based diff --git a/src/core/hle/service/nvflinger/nvflinger.h b/src/core/hle/service/nvflinger/nvflinger.h index 9abba555b..8f9a0a7f8 100644 --- a/src/core/hle/service/nvflinger/nvflinger.h +++ b/src/core/hle/service/nvflinger/nvflinger.h @@ -4,6 +4,7 @@ #pragma once +#include <array> #include <memory> #include <string> #include <string_view> @@ -84,7 +85,13 @@ private: std::shared_ptr<Nvidia::Module> nvdrv; - std::vector<Display> displays; + std::array<Display, 5> displays{{ + {0, "Default"}, + {1, "External"}, + {2, "Edid"}, + {3, "Internal"}, + {4, "Null"}, + }}; std::vector<std::shared_ptr<BufferQueue>> buffer_queues; /// Id to use for the next layer that is created, this counter is shared among all displays. diff --git a/src/video_core/CMakeLists.txt b/src/video_core/CMakeLists.txt index 509ca117a..6113e17ff 100644 --- a/src/video_core/CMakeLists.txt +++ b/src/video_core/CMakeLists.txt @@ -87,6 +87,7 @@ add_library(video_core STATIC shader/decode.cpp shader/shader_ir.cpp shader/shader_ir.h + shader/track.cpp surface.cpp surface.h textures/astc.cpp diff --git a/src/video_core/engines/shader_bytecode.h b/src/video_core/engines/shader_bytecode.h index cdef97bc6..9989825f8 100644 --- a/src/video_core/engines/shader_bytecode.h +++ b/src/video_core/engines/shader_bytecode.h @@ -208,6 +208,8 @@ enum class UniformType : u64 { SignedShort = 3, Single = 4, Double = 5, + Quad = 6, + UnsignedQuad = 7, }; enum class StoreType : u64 { @@ -785,6 +787,12 @@ union Instruction { } st_l; union { + BitField<48, 3, UniformType> type; + BitField<46, 2, u64> cache_mode; + BitField<20, 24, s64> immediate_offset; + } ldg; + + union { BitField<0, 3, u64> pred0; BitField<3, 3, u64> pred3; BitField<7, 1, u64> abs_a; diff --git a/src/video_core/gpu.cpp b/src/video_core/gpu.cpp index 08cf6268f..d3d32a359 100644 --- a/src/video_core/gpu.cpp +++ b/src/video_core/gpu.cpp @@ -3,6 +3,8 @@ // Refer to the license.txt file included. #include "common/assert.h" +#include "core/core_timing.h" +#include "core/memory.h" #include "video_core/engines/fermi_2d.h" #include "video_core/engines/kepler_memory.h" #include "video_core/engines/maxwell_3d.h" @@ -124,9 +126,36 @@ u32 DepthFormatBytesPerPixel(DepthFormat format) { } } +// Note that, traditionally, methods are treated as 4-byte addressable locations, and hence +// their numbers are written down multiplied by 4 in Docs. Here we are not multiply by 4. +// So the values you see in docs might be multiplied by 4. enum class BufferMethods { - BindObject = 0, - CountBufferMethods = 0x40, + BindObject = 0x0, + Nop = 0x2, + SemaphoreAddressHigh = 0x4, + SemaphoreAddressLow = 0x5, + SemaphoreSequence = 0x6, + SemaphoreTrigger = 0x7, + NotifyIntr = 0x8, + WrcacheFlush = 0x9, + Unk28 = 0xA, + Unk2c = 0xB, + RefCnt = 0x14, + SemaphoreAcquire = 0x1A, + SemaphoreRelease = 0x1B, + Unk70 = 0x1C, + Unk74 = 0x1D, + Unk78 = 0x1E, + Unk7c = 0x1F, + Yield = 0x20, + NonPullerMethods = 0x40, +}; + +enum class GpuSemaphoreOperation { + AcquireEqual = 0x1, + WriteLong = 0x2, + AcquireGequal = 0x4, + AcquireMask = 0x8, }; void GPU::CallMethod(const MethodCall& method_call) { @@ -135,20 +164,78 @@ void GPU::CallMethod(const MethodCall& method_call) { ASSERT(method_call.subchannel < bound_engines.size()); - if (method_call.method == static_cast<u32>(BufferMethods::BindObject)) { - // Bind the current subchannel to the desired engine id. - LOG_DEBUG(HW_GPU, "Binding subchannel {} to engine {}", method_call.subchannel, - method_call.argument); - bound_engines[method_call.subchannel] = static_cast<EngineID>(method_call.argument); - return; + if (ExecuteMethodOnEngine(method_call)) { + CallEngineMethod(method_call); + } else { + CallPullerMethod(method_call); } +} + +bool GPU::ExecuteMethodOnEngine(const MethodCall& method_call) { + const auto method = static_cast<BufferMethods>(method_call.method); + return method >= BufferMethods::NonPullerMethods; +} - if (method_call.method < static_cast<u32>(BufferMethods::CountBufferMethods)) { - // TODO(Subv): Research and implement these methods. - LOG_ERROR(HW_GPU, "Special buffer methods other than Bind are not implemented"); - return; +void GPU::CallPullerMethod(const MethodCall& method_call) { + regs.reg_array[method_call.method] = method_call.argument; + const auto method = static_cast<BufferMethods>(method_call.method); + + switch (method) { + case BufferMethods::BindObject: { + ProcessBindMethod(method_call); + break; + } + case BufferMethods::Nop: + case BufferMethods::SemaphoreAddressHigh: + case BufferMethods::SemaphoreAddressLow: + case BufferMethods::SemaphoreSequence: + case BufferMethods::RefCnt: + break; + case BufferMethods::SemaphoreTrigger: { + ProcessSemaphoreTriggerMethod(); + break; + } + case BufferMethods::NotifyIntr: { + // TODO(Kmather73): Research and implement this method. + LOG_ERROR(HW_GPU, "Special puller engine method NotifyIntr not implemented"); + break; + } + case BufferMethods::WrcacheFlush: { + // TODO(Kmather73): Research and implement this method. + LOG_ERROR(HW_GPU, "Special puller engine method WrcacheFlush not implemented"); + break; + } + case BufferMethods::Unk28: { + // TODO(Kmather73): Research and implement this method. + LOG_ERROR(HW_GPU, "Special puller engine method Unk28 not implemented"); + break; + } + case BufferMethods::Unk2c: { + // TODO(Kmather73): Research and implement this method. + LOG_ERROR(HW_GPU, "Special puller engine method Unk2c not implemented"); + break; + } + case BufferMethods::SemaphoreAcquire: { + ProcessSemaphoreAcquire(); + break; } + case BufferMethods::SemaphoreRelease: { + ProcessSemaphoreRelease(); + break; + } + case BufferMethods::Yield: { + // TODO(Kmather73): Research and implement this method. + LOG_ERROR(HW_GPU, "Special puller engine method Yield not implemented"); + break; + } + default: + LOG_ERROR(HW_GPU, "Special puller engine method {:X} not implemented", + static_cast<u32>(method)); + break; + } +} +void GPU::CallEngineMethod(const MethodCall& method_call) { const EngineID engine = bound_engines[method_call.subchannel]; switch (engine) { @@ -172,4 +259,76 @@ void GPU::CallMethod(const MethodCall& method_call) { } } +void GPU::ProcessBindMethod(const MethodCall& method_call) { + // Bind the current subchannel to the desired engine id. + LOG_DEBUG(HW_GPU, "Binding subchannel {} to engine {}", method_call.subchannel, + method_call.argument); + bound_engines[method_call.subchannel] = static_cast<EngineID>(method_call.argument); +} + +void GPU::ProcessSemaphoreTriggerMethod() { + const auto semaphoreOperationMask = 0xF; + const auto op = + static_cast<GpuSemaphoreOperation>(regs.semaphore_trigger & semaphoreOperationMask); + if (op == GpuSemaphoreOperation::WriteLong) { + auto address = memory_manager->GpuToCpuAddress(regs.smaphore_address.SmaphoreAddress()); + struct Block { + u32 sequence; + u32 zeros = 0; + u64 timestamp; + }; + + Block block{}; + block.sequence = regs.semaphore_sequence; + // TODO(Kmather73): Generate a real GPU timestamp and write it here instead of + // CoreTiming + block.timestamp = CoreTiming::GetTicks(); + Memory::WriteBlock(*address, &block, sizeof(block)); + } else { + const auto address = + memory_manager->GpuToCpuAddress(regs.smaphore_address.SmaphoreAddress()); + const u32 word = Memory::Read32(*address); + if ((op == GpuSemaphoreOperation::AcquireEqual && word == regs.semaphore_sequence) || + (op == GpuSemaphoreOperation::AcquireGequal && + static_cast<s32>(word - regs.semaphore_sequence) > 0) || + (op == GpuSemaphoreOperation::AcquireMask && (word & regs.semaphore_sequence))) { + // Nothing to do in this case + } else { + regs.acquire_source = true; + regs.acquire_value = regs.semaphore_sequence; + if (op == GpuSemaphoreOperation::AcquireEqual) { + regs.acquire_active = true; + regs.acquire_mode = false; + } else if (op == GpuSemaphoreOperation::AcquireGequal) { + regs.acquire_active = true; + regs.acquire_mode = true; + } else if (op == GpuSemaphoreOperation::AcquireMask) { + // TODO(kemathe) The acquire mask operation waits for a value that, ANDed with + // semaphore_sequence, gives a non-0 result + LOG_ERROR(HW_GPU, "Invalid semaphore operation AcquireMask not implemented"); + } else { + LOG_ERROR(HW_GPU, "Invalid semaphore operation"); + } + } + } +} + +void GPU::ProcessSemaphoreRelease() { + const auto address = memory_manager->GpuToCpuAddress(regs.smaphore_address.SmaphoreAddress()); + Memory::Write32(*address, regs.semaphore_release); +} + +void GPU::ProcessSemaphoreAcquire() { + const auto address = memory_manager->GpuToCpuAddress(regs.smaphore_address.SmaphoreAddress()); + const u32 word = Memory::Read32(*address); + const auto value = regs.semaphore_acquire; + if (word != value) { + regs.acquire_active = true; + regs.acquire_value = value; + // TODO(kemathe73) figure out how to do the acquire_timeout + regs.acquire_mode = false; + regs.acquire_source = false; + } +} + } // namespace Tegra diff --git a/src/video_core/gpu.h b/src/video_core/gpu.h index af5ccd1e9..fb8975811 100644 --- a/src/video_core/gpu.h +++ b/src/video_core/gpu.h @@ -156,6 +156,46 @@ public: /// Returns a const reference to the GPU DMA pusher. const Tegra::DmaPusher& DmaPusher() const; + struct Regs { + static constexpr size_t NUM_REGS = 0x100; + + union { + struct { + INSERT_PADDING_WORDS(0x4); + struct { + u32 address_high; + u32 address_low; + + GPUVAddr SmaphoreAddress() const { + return static_cast<GPUVAddr>((static_cast<GPUVAddr>(address_high) << 32) | + address_low); + } + } smaphore_address; + + u32 semaphore_sequence; + u32 semaphore_trigger; + INSERT_PADDING_WORDS(0xC); + + // The puser and the puller share the reference counter, the pusher only has read + // access + u32 reference_count; + INSERT_PADDING_WORDS(0x5); + + u32 semaphore_acquire; + u32 semaphore_release; + INSERT_PADDING_WORDS(0xE4); + + // Puller state + u32 acquire_mode; + u32 acquire_source; + u32 acquire_active; + u32 acquire_timeout; + u32 acquire_value; + }; + std::array<u32, NUM_REGS> reg_array; + }; + } regs{}; + private: std::unique_ptr<Tegra::DmaPusher> dma_pusher; std::unique_ptr<Tegra::MemoryManager> memory_manager; @@ -173,6 +213,37 @@ private: std::unique_ptr<Engines::MaxwellDMA> maxwell_dma; /// Inline memory engine std::unique_ptr<Engines::KeplerMemory> kepler_memory; + + void ProcessBindMethod(const MethodCall& method_call); + void ProcessSemaphoreTriggerMethod(); + void ProcessSemaphoreRelease(); + void ProcessSemaphoreAcquire(); + + // Calls a GPU puller method. + void CallPullerMethod(const MethodCall& method_call); + // Calls a GPU engine method. + void CallEngineMethod(const MethodCall& method_call); + // Determines where the method should be executed. + bool ExecuteMethodOnEngine(const MethodCall& method_call); }; +#define ASSERT_REG_POSITION(field_name, position) \ + static_assert(offsetof(GPU::Regs, field_name) == position * 4, \ + "Field " #field_name " has invalid position") + +ASSERT_REG_POSITION(smaphore_address, 0x4); +ASSERT_REG_POSITION(semaphore_sequence, 0x6); +ASSERT_REG_POSITION(semaphore_trigger, 0x7); +ASSERT_REG_POSITION(reference_count, 0x14); +ASSERT_REG_POSITION(semaphore_acquire, 0x1A); +ASSERT_REG_POSITION(semaphore_release, 0x1B); + +ASSERT_REG_POSITION(acquire_mode, 0x100); +ASSERT_REG_POSITION(acquire_source, 0x101); +ASSERT_REG_POSITION(acquire_active, 0x102); +ASSERT_REG_POSITION(acquire_timeout, 0x103); +ASSERT_REG_POSITION(acquire_value, 0x104); + +#undef ASSERT_REG_POSITION + } // namespace Tegra diff --git a/src/video_core/renderer_opengl/gl_global_cache.cpp b/src/video_core/renderer_opengl/gl_global_cache.cpp index 7992b82c4..c7f32feaa 100644 --- a/src/video_core/renderer_opengl/gl_global_cache.cpp +++ b/src/video_core/renderer_opengl/gl_global_cache.cpp @@ -4,8 +4,13 @@ #include <glad/glad.h> +#include "common/assert.h" +#include "common/logging/log.h" +#include "core/core.h" +#include "core/memory.h" #include "video_core/renderer_opengl/gl_global_cache.h" #include "video_core/renderer_opengl/gl_rasterizer.h" +#include "video_core/renderer_opengl/gl_shader_decompiler.h" #include "video_core/renderer_opengl/utils.h" namespace OpenGL { @@ -18,7 +23,72 @@ CachedGlobalRegion::CachedGlobalRegion(VAddr addr, u32 size) : addr{addr}, size{ LabelGLObject(GL_BUFFER, buffer.handle, addr, "GlobalMemory"); } +void CachedGlobalRegion::Reload(u32 size_) { + constexpr auto max_size = static_cast<u32>(RasterizerOpenGL::MaxGlobalMemorySize); + + size = size_; + if (size > max_size) { + size = max_size; + LOG_CRITICAL(HW_GPU, "Global region size {} exceeded the expected size {}!", size_, + max_size); + } + + // TODO(Rodrigo): Get rid of Memory::GetPointer with a staging buffer + glBindBuffer(GL_SHADER_STORAGE_BUFFER, buffer.handle); + glBufferData(GL_SHADER_STORAGE_BUFFER, size, Memory::GetPointer(addr), GL_DYNAMIC_DRAW); +} + +GlobalRegion GlobalRegionCacheOpenGL::TryGetReservedGlobalRegion(VAddr addr, u32 size) const { + const auto search{reserve.find(addr)}; + if (search == reserve.end()) { + return {}; + } + return search->second; +} + +GlobalRegion GlobalRegionCacheOpenGL::GetUncachedGlobalRegion(VAddr addr, u32 size) { + GlobalRegion region{TryGetReservedGlobalRegion(addr, size)}; + if (!region) { + // No reserved surface available, create a new one and reserve it + region = std::make_shared<CachedGlobalRegion>(addr, size); + ReserveGlobalRegion(region); + } + region->Reload(size); + return region; +} + +void GlobalRegionCacheOpenGL::ReserveGlobalRegion(const GlobalRegion& region) { + reserve[region->GetAddr()] = region; +} + GlobalRegionCacheOpenGL::GlobalRegionCacheOpenGL(RasterizerOpenGL& rasterizer) : RasterizerCache{rasterizer} {} +GlobalRegion GlobalRegionCacheOpenGL::GetGlobalRegion( + const GLShader::GlobalMemoryEntry& global_region, + Tegra::Engines::Maxwell3D::Regs::ShaderStage stage) { + + auto& gpu{Core::System::GetInstance().GPU()}; + const auto cbufs = gpu.Maxwell3D().state.shader_stages[static_cast<u64>(stage)]; + const auto cbuf_addr = gpu.MemoryManager().GpuToCpuAddress( + cbufs.const_buffers[global_region.GetCbufIndex()].address + global_region.GetCbufOffset()); + ASSERT(cbuf_addr); + + const auto actual_addr_gpu = Memory::Read64(*cbuf_addr); + const auto size = Memory::Read32(*cbuf_addr + 8); + const auto actual_addr = gpu.MemoryManager().GpuToCpuAddress(actual_addr_gpu); + ASSERT(actual_addr); + + // Look up global region in the cache based on address + GlobalRegion region = TryGet(*actual_addr); + + if (!region) { + // No global region found - create a new one + region = GetUncachedGlobalRegion(*actual_addr, size); + Register(region); + } + + return region; +} + } // namespace OpenGL diff --git a/src/video_core/renderer_opengl/gl_global_cache.h b/src/video_core/renderer_opengl/gl_global_cache.h index 406a735bc..37830bb7c 100644 --- a/src/video_core/renderer_opengl/gl_global_cache.h +++ b/src/video_core/renderer_opengl/gl_global_cache.h @@ -5,9 +5,13 @@ #pragma once #include <memory> +#include <unordered_map> + #include <glad/glad.h> +#include "common/assert.h" #include "common/common_types.h" +#include "video_core/engines/maxwell_3d.h" #include "video_core/rasterizer_cache.h" #include "video_core/renderer_opengl/gl_resource_manager.h" @@ -40,6 +44,9 @@ public: return buffer.handle; } + /// Reloads the global region from guest memory + void Reload(u32 size_); + // TODO(Rodrigo): When global memory is written (STG), implement flushing void Flush() override { UNIMPLEMENTED(); @@ -55,6 +62,17 @@ private: class GlobalRegionCacheOpenGL final : public RasterizerCache<GlobalRegion> { public: explicit GlobalRegionCacheOpenGL(RasterizerOpenGL& rasterizer); + + /// Gets the current specified shader stage program + GlobalRegion GetGlobalRegion(const GLShader::GlobalMemoryEntry& descriptor, + Tegra::Engines::Maxwell3D::Regs::ShaderStage stage); + +private: + GlobalRegion TryGetReservedGlobalRegion(VAddr addr, u32 size) const; + GlobalRegion GetUncachedGlobalRegion(VAddr addr, u32 size); + void ReserveGlobalRegion(const GlobalRegion& region); + + std::unordered_map<VAddr, GlobalRegion> reserve; }; } // namespace OpenGL diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp index 71829fee0..ee313cb2f 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer.cpp +++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp @@ -297,10 +297,7 @@ void RasterizerOpenGL::SetupShaders(GLenum primitive_mode) { MICROPROFILE_SCOPE(OpenGL_Shader); auto& gpu = Core::System::GetInstance().GPU().Maxwell3D(); - // Next available bindpoints to use when uploading the const buffers and textures to the GLSL - // shaders. The constbuffer bindpoint starts after the shader stage configuration bind points. - u32 current_constbuffer_bindpoint = Tegra::Engines::Maxwell3D::Regs::MaxShaderStage; - u32 current_texture_bindpoint = 0; + BaseBindings base_bindings; std::array<bool, Maxwell::NumClipDistances> clip_distances{}; for (std::size_t index = 0; index < Maxwell::MaxShaderProgram; ++index) { @@ -324,43 +321,35 @@ void RasterizerOpenGL::SetupShaders(GLenum primitive_mode) { const GLintptr offset = buffer_cache.UploadHostMemory( &ubo, sizeof(ubo), static_cast<std::size_t>(uniform_buffer_alignment)); - // Bind the buffer - glBindBufferRange(GL_UNIFORM_BUFFER, static_cast<GLuint>(stage), buffer_cache.GetHandle(), - offset, static_cast<GLsizeiptr>(sizeof(ubo))); + // Bind the emulation info buffer + glBindBufferRange(GL_UNIFORM_BUFFER, base_bindings.cbuf, buffer_cache.GetHandle(), offset, + static_cast<GLsizeiptr>(sizeof(ubo))); Shader shader{shader_cache.GetStageProgram(program)}; + const auto [program_handle, next_bindings] = + shader->GetProgramHandle(primitive_mode, base_bindings); switch (program) { case Maxwell::ShaderProgram::VertexA: - case Maxwell::ShaderProgram::VertexB: { - shader_program_manager->UseProgrammableVertexShader( - shader->GetProgramHandle(primitive_mode)); + case Maxwell::ShaderProgram::VertexB: + shader_program_manager->UseProgrammableVertexShader(program_handle); break; - } - case Maxwell::ShaderProgram::Geometry: { - shader_program_manager->UseProgrammableGeometryShader( - shader->GetProgramHandle(primitive_mode)); + case Maxwell::ShaderProgram::Geometry: + shader_program_manager->UseProgrammableGeometryShader(program_handle); break; - } - case Maxwell::ShaderProgram::Fragment: { - shader_program_manager->UseProgrammableFragmentShader( - shader->GetProgramHandle(primitive_mode)); + case Maxwell::ShaderProgram::Fragment: + shader_program_manager->UseProgrammableFragmentShader(program_handle); break; - } default: LOG_CRITICAL(HW_GPU, "Unimplemented shader index={}, enable={}, offset=0x{:08X}", index, shader_config.enable.Value(), shader_config.offset); UNREACHABLE(); } - // Configure the const buffers for this shader stage. - current_constbuffer_bindpoint = - SetupConstBuffers(static_cast<Maxwell::ShaderStage>(stage), shader, primitive_mode, - current_constbuffer_bindpoint); - - // Configure the textures for this shader stage. - current_texture_bindpoint = SetupTextures(static_cast<Maxwell::ShaderStage>(stage), shader, - primitive_mode, current_texture_bindpoint); + const auto stage_enum = static_cast<Maxwell::ShaderStage>(stage); + SetupConstBuffers(stage_enum, shader, program_handle, base_bindings); + SetupGlobalRegions(stage_enum, shader, program_handle, base_bindings); + SetupTextures(stage_enum, shader, program_handle, base_bindings); // Workaround for Intel drivers. // When a clip distance is enabled but not set in the shader it crops parts of the screen @@ -375,6 +364,8 @@ void RasterizerOpenGL::SetupShaders(GLenum primitive_mode) { // VertexB was combined with VertexA, so we skip the VertexB iteration index++; } + + base_bindings = next_bindings; } SyncClipEnabled(clip_distances); @@ -924,8 +915,9 @@ void RasterizerOpenGL::SamplerInfo::SyncWithConfig(const Tegra::Texture::TSCEntr } } -u32 RasterizerOpenGL::SetupConstBuffers(Maxwell::ShaderStage stage, Shader& shader, - GLenum primitive_mode, u32 current_bindpoint) { +void RasterizerOpenGL::SetupConstBuffers(Tegra::Engines::Maxwell3D::Regs::ShaderStage stage, + const Shader& shader, GLuint program_handle, + BaseBindings base_bindings) { MICROPROFILE_SCOPE(OpenGL_UBO); const auto& gpu = Core::System::GetInstance().GPU(); const auto& maxwell3d = gpu.Maxwell3D(); @@ -973,75 +965,73 @@ u32 RasterizerOpenGL::SetupConstBuffers(Maxwell::ShaderStage stage, Shader& shad size = Common::AlignUp(size, sizeof(GLvec4)); ASSERT_MSG(size <= MaxConstbufferSize, "Constbuffer too big"); - GLintptr const_buffer_offset = buffer_cache.UploadMemory( + const GLintptr const_buffer_offset = buffer_cache.UploadMemory( buffer.address, size, static_cast<std::size_t>(uniform_buffer_alignment)); - // Now configure the bindpoint of the buffer inside the shader - glUniformBlockBinding(shader->GetProgramHandle(primitive_mode), - shader->GetProgramResourceIndex(used_buffer), - current_bindpoint + bindpoint); - // Prepare values for multibind bind_buffers[bindpoint] = buffer_cache.GetHandle(); bind_offsets[bindpoint] = const_buffer_offset; bind_sizes[bindpoint] = size; } - glBindBuffersRange(GL_UNIFORM_BUFFER, current_bindpoint, static_cast<GLsizei>(entries.size()), + // The first binding is reserved for emulation values + const GLuint ubo_base_binding = base_bindings.cbuf + 1; + glBindBuffersRange(GL_UNIFORM_BUFFER, ubo_base_binding, static_cast<GLsizei>(entries.size()), bind_buffers.data(), bind_offsets.data(), bind_sizes.data()); +} + +void RasterizerOpenGL::SetupGlobalRegions(Tegra::Engines::Maxwell3D::Regs::ShaderStage stage, + const Shader& shader, GLenum primitive_mode, + BaseBindings base_bindings) { + // TODO(Rodrigo): Use ARB_multi_bind here + const auto& entries = shader->GetShaderEntries().global_memory_entries; - return current_bindpoint + static_cast<u32>(entries.size()); + for (u32 bindpoint = 0; bindpoint < static_cast<u32>(entries.size()); ++bindpoint) { + const auto& entry = entries[bindpoint]; + const u32 current_bindpoint = base_bindings.gmem + bindpoint; + const auto& region = global_cache.GetGlobalRegion(entry, stage); + + glBindBufferBase(GL_SHADER_STORAGE_BUFFER, current_bindpoint, region->GetBufferHandle()); + } } -u32 RasterizerOpenGL::SetupTextures(Maxwell::ShaderStage stage, Shader& shader, - GLenum primitive_mode, u32 current_unit) { +void RasterizerOpenGL::SetupTextures(Maxwell::ShaderStage stage, const Shader& shader, + GLuint program_handle, BaseBindings base_bindings) { MICROPROFILE_SCOPE(OpenGL_Texture); const auto& gpu = Core::System::GetInstance().GPU(); const auto& maxwell3d = gpu.Maxwell3D(); const auto& entries = shader->GetShaderEntries().samplers; - ASSERT_MSG(current_unit + entries.size() <= std::size(state.texture_units), + ASSERT_MSG(base_bindings.sampler + entries.size() <= std::size(state.texture_units), "Exceeded the number of active textures."); for (u32 bindpoint = 0; bindpoint < entries.size(); ++bindpoint) { const auto& entry = entries[bindpoint]; - const u32 current_bindpoint = current_unit + bindpoint; - - // Bind the uniform to the sampler. - - glProgramUniform1i(shader->GetProgramHandle(primitive_mode), - shader->GetUniformLocation(entry), current_bindpoint); + const u32 current_bindpoint = base_bindings.sampler + bindpoint; + auto& unit = state.texture_units[current_bindpoint]; const auto texture = maxwell3d.GetStageTexture(entry.GetStage(), entry.GetOffset()); - if (!texture.enabled) { - state.texture_units[current_bindpoint].texture = 0; + unit.texture = 0; continue; } texture_samplers[current_bindpoint].SyncWithConfig(texture.tsc); + Surface surface = res_cache.GetTextureSurface(texture, entry); if (surface != nullptr) { - const GLuint handle = + unit.texture = entry.IsArray() ? surface->TextureLayer().handle : surface->Texture().handle; - const GLenum target = entry.IsArray() ? surface->TargetLayer() : surface->Target(); - state.texture_units[current_bindpoint].texture = handle; - state.texture_units[current_bindpoint].target = target; - state.texture_units[current_bindpoint].swizzle.r = - MaxwellToGL::SwizzleSource(texture.tic.x_source); - state.texture_units[current_bindpoint].swizzle.g = - MaxwellToGL::SwizzleSource(texture.tic.y_source); - state.texture_units[current_bindpoint].swizzle.b = - MaxwellToGL::SwizzleSource(texture.tic.z_source); - state.texture_units[current_bindpoint].swizzle.a = - MaxwellToGL::SwizzleSource(texture.tic.w_source); + unit.target = entry.IsArray() ? surface->TargetLayer() : surface->Target(); + unit.swizzle.r = MaxwellToGL::SwizzleSource(texture.tic.x_source); + unit.swizzle.g = MaxwellToGL::SwizzleSource(texture.tic.y_source); + unit.swizzle.b = MaxwellToGL::SwizzleSource(texture.tic.z_source); + unit.swizzle.a = MaxwellToGL::SwizzleSource(texture.tic.w_source); } else { // Can occur when texture addr is null or its memory is unmapped/invalid - state.texture_units[current_bindpoint].texture = 0; + unit.texture = 0; } } - - return current_unit + static_cast<u32>(entries.size()); } void RasterizerOpenGL::SyncViewport(OpenGLState& current_state) { diff --git a/src/video_core/renderer_opengl/gl_rasterizer.h b/src/video_core/renderer_opengl/gl_rasterizer.h index 21c51f874..a103692f9 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer.h +++ b/src/video_core/renderer_opengl/gl_rasterizer.h @@ -127,25 +127,18 @@ private: bool using_depth_fb = true, bool preserve_contents = true, std::optional<std::size_t> single_color_target = {}); - /** - * Configures the current constbuffers to use for the draw command. - * @param stage The shader stage to configure buffers for. - * @param shader The shader object that contains the specified stage. - * @param current_bindpoint The offset at which to start counting new buffer bindpoints. - * @returns The next available bindpoint for use in the next shader stage. - */ - u32 SetupConstBuffers(Tegra::Engines::Maxwell3D::Regs::ShaderStage stage, Shader& shader, - GLenum primitive_mode, u32 current_bindpoint); - - /** - * Configures the current textures to use for the draw command. - * @param stage The shader stage to configure textures for. - * @param shader The shader object that contains the specified stage. - * @param current_unit The offset at which to start counting unused texture units. - * @returns The next available bindpoint for use in the next shader stage. - */ - u32 SetupTextures(Tegra::Engines::Maxwell3D::Regs::ShaderStage stage, Shader& shader, - GLenum primitive_mode, u32 current_unit); + /// Configures the current constbuffers to use for the draw command. + void SetupConstBuffers(Tegra::Engines::Maxwell3D::Regs::ShaderStage stage, const Shader& shader, + GLuint program_handle, BaseBindings base_bindings); + + /// Configures the current global memory entries to use for the draw command. + void SetupGlobalRegions(Tegra::Engines::Maxwell3D::Regs::ShaderStage stage, + const Shader& shader, GLenum primitive_mode, + BaseBindings base_bindings); + + /// Configures the current textures to use for the draw command. + void SetupTextures(Tegra::Engines::Maxwell3D::Regs::ShaderStage stage, const Shader& shader, + GLuint program_handle, BaseBindings base_bindings); /// Syncs the viewport and depth range to match the guest state void SyncViewport(OpenGLState& current_state); diff --git a/src/video_core/renderer_opengl/gl_shader_cache.cpp b/src/video_core/renderer_opengl/gl_shader_cache.cpp index b3aca39af..90eda7814 100644 --- a/src/video_core/renderer_opengl/gl_shader_cache.cpp +++ b/src/video_core/renderer_opengl/gl_shader_cache.cpp @@ -34,36 +34,25 @@ static ProgramCode GetShaderCode(VAddr addr) { return program_code; } -/// Helper function to set shader uniform block bindings for a single shader stage -static void SetShaderUniformBlockBinding(GLuint shader, const char* name, - Maxwell::ShaderStage binding, std::size_t expected_size) { - const GLuint ub_index = glGetUniformBlockIndex(shader, name); - if (ub_index == GL_INVALID_INDEX) { - return; +/// Gets the shader type from a Maxwell program type +constexpr GLenum GetShaderType(Maxwell::ShaderProgram program_type) { + switch (program_type) { + case Maxwell::ShaderProgram::VertexA: + case Maxwell::ShaderProgram::VertexB: + return GL_VERTEX_SHADER; + case Maxwell::ShaderProgram::Geometry: + return GL_GEOMETRY_SHADER; + case Maxwell::ShaderProgram::Fragment: + return GL_FRAGMENT_SHADER; + default: + return GL_NONE; } - - GLint ub_size = 0; - glGetActiveUniformBlockiv(shader, ub_index, GL_UNIFORM_BLOCK_DATA_SIZE, &ub_size); - ASSERT_MSG(static_cast<std::size_t>(ub_size) == expected_size, - "Uniform block size did not match! Got {}, expected {}", ub_size, expected_size); - glUniformBlockBinding(shader, ub_index, static_cast<GLuint>(binding)); -} - -/// Sets shader uniform block bindings for an entire shader program -static void SetShaderUniformBlockBindings(GLuint shader) { - SetShaderUniformBlockBinding(shader, "vs_config", Maxwell::ShaderStage::Vertex, - sizeof(GLShader::MaxwellUniformData)); - SetShaderUniformBlockBinding(shader, "gs_config", Maxwell::ShaderStage::Geometry, - sizeof(GLShader::MaxwellUniformData)); - SetShaderUniformBlockBinding(shader, "fs_config", Maxwell::ShaderStage::Fragment, - sizeof(GLShader::MaxwellUniformData)); } CachedShader::CachedShader(VAddr addr, Maxwell::ShaderProgram program_type) : addr{addr}, program_type{program_type}, setup{GetShaderCode(addr)} { GLShader::ProgramResult program_result; - GLenum gl_type{}; switch (program_type) { case Maxwell::ShaderProgram::VertexA: @@ -74,17 +63,14 @@ CachedShader::CachedShader(VAddr addr, Maxwell::ShaderProgram program_type) case Maxwell::ShaderProgram::VertexB: CalculateProperties(); program_result = GLShader::GenerateVertexShader(setup); - gl_type = GL_VERTEX_SHADER; break; case Maxwell::ShaderProgram::Geometry: CalculateProperties(); program_result = GLShader::GenerateGeometryShader(setup); - gl_type = GL_GEOMETRY_SHADER; break; case Maxwell::ShaderProgram::Fragment: CalculateProperties(); program_result = GLShader::GenerateFragmentShader(setup); - gl_type = GL_FRAGMENT_SHADER; break; default: LOG_CRITICAL(HW_GPU, "Unimplemented program_type={}", static_cast<u32>(program_type)); @@ -92,59 +78,105 @@ CachedShader::CachedShader(VAddr addr, Maxwell::ShaderProgram program_type) return; } + code = program_result.first; entries = program_result.second; shader_length = entries.shader_length; +} - if (program_type != Maxwell::ShaderProgram::Geometry) { - OGLShader shader; - shader.Create(program_result.first.c_str(), gl_type); - program.Create(true, shader.handle); - SetShaderUniformBlockBindings(program.handle); - LabelGLObject(GL_PROGRAM, program.handle, addr); +std::tuple<GLuint, BaseBindings> CachedShader::GetProgramHandle(GLenum primitive_mode, + BaseBindings base_bindings) { + GLuint handle{}; + if (program_type == Maxwell::ShaderProgram::Geometry) { + handle = GetGeometryShader(primitive_mode, base_bindings); } else { - // Store shader's code to lazily build it on draw - geometry_programs.code = program_result.first; + const auto [entry, is_cache_miss] = programs.try_emplace(base_bindings); + auto& program = entry->second; + if (is_cache_miss) { + std::string source = AllocateBindings(base_bindings); + source += code; + + OGLShader shader; + shader.Create(source.c_str(), GetShaderType(program_type)); + program.Create(true, shader.handle); + LabelGLObject(GL_PROGRAM, program.handle, addr); + } + + handle = program.handle; } + + // Add const buffer and samplers offset reserved by this shader. One UBO binding is reserved for + // emulation values + base_bindings.cbuf += static_cast<u32>(entries.const_buffers.size()) + 1; + base_bindings.gmem += static_cast<u32>(entries.global_memory_entries.size()); + base_bindings.sampler += static_cast<u32>(entries.samplers.size()); + + return {handle, base_bindings}; } -GLuint CachedShader::GetProgramResourceIndex(const GLShader::ConstBufferEntry& buffer) { - const auto search{resource_cache.find(buffer.GetHash())}; - if (search == resource_cache.end()) { - const GLuint index{ - glGetProgramResourceIndex(program.handle, GL_UNIFORM_BLOCK, buffer.GetName().c_str())}; - resource_cache[buffer.GetHash()] = index; - return index; +std::string CachedShader::AllocateBindings(BaseBindings base_bindings) { + std::string code = "#version 430 core\n"; + code += fmt::format("#define EMULATION_UBO_BINDING {}\n", base_bindings.cbuf++); + + for (const auto& cbuf : entries.const_buffers) { + code += fmt::format("#define CBUF_BINDING_{} {}\n", cbuf.GetIndex(), base_bindings.cbuf++); } - return search->second; -} + for (const auto& gmem : entries.global_memory_entries) { + code += fmt::format("#define GMEM_BINDING_{}_{} {}\n", gmem.GetCbufIndex(), + gmem.GetCbufOffset(), base_bindings.gmem++); + } -GLint CachedShader::GetUniformLocation(const GLShader::SamplerEntry& sampler) { - const auto search{uniform_cache.find(sampler.GetHash())}; - if (search == uniform_cache.end()) { - const GLint index{glGetUniformLocation(program.handle, sampler.GetName().c_str())}; - uniform_cache[sampler.GetHash()] = index; - return index; + for (const auto& sampler : entries.samplers) { + code += fmt::format("#define SAMPLER_BINDING_{} {}\n", sampler.GetIndex(), + base_bindings.sampler++); } - return search->second; + return code; +} + +GLuint CachedShader::GetGeometryShader(GLenum primitive_mode, BaseBindings base_bindings) { + const auto [entry, is_cache_miss] = geometry_programs.try_emplace(base_bindings); + auto& programs = entry->second; + + switch (primitive_mode) { + case GL_POINTS: + return LazyGeometryProgram(programs.points, base_bindings, "points", 1, "ShaderPoints"); + case GL_LINES: + case GL_LINE_STRIP: + return LazyGeometryProgram(programs.lines, base_bindings, "lines", 2, "ShaderLines"); + case GL_LINES_ADJACENCY: + case GL_LINE_STRIP_ADJACENCY: + return LazyGeometryProgram(programs.lines_adjacency, base_bindings, "lines_adjacency", 4, + "ShaderLinesAdjacency"); + case GL_TRIANGLES: + case GL_TRIANGLE_STRIP: + case GL_TRIANGLE_FAN: + return LazyGeometryProgram(programs.triangles, base_bindings, "triangles", 3, + "ShaderTriangles"); + case GL_TRIANGLES_ADJACENCY: + case GL_TRIANGLE_STRIP_ADJACENCY: + return LazyGeometryProgram(programs.triangles_adjacency, base_bindings, + "triangles_adjacency", 6, "ShaderTrianglesAdjacency"); + default: + UNREACHABLE_MSG("Unknown primitive mode."); + return LazyGeometryProgram(programs.points, base_bindings, "points", 1, "ShaderPoints"); + } } -GLuint CachedShader::LazyGeometryProgram(OGLProgram& target_program, +GLuint CachedShader::LazyGeometryProgram(OGLProgram& target_program, BaseBindings base_bindings, const std::string& glsl_topology, u32 max_vertices, const std::string& debug_name) { if (target_program.handle != 0) { return target_program.handle; } - std::string source = "#version 430 core\n"; + std::string source = AllocateBindings(base_bindings); source += "layout (" + glsl_topology + ") in;\n"; source += "#define MAX_VERTEX_INPUT " + std::to_string(max_vertices) + '\n'; - source += geometry_programs.code; + source += code; OGLShader shader; shader.Create(source.c_str(), GL_GEOMETRY_SHADER); target_program.Create(true, shader.handle); - SetShaderUniformBlockBindings(target_program.handle); LabelGLObject(GL_PROGRAM, target_program.handle, addr, debug_name); return target_program.handle; }; diff --git a/src/video_core/renderer_opengl/gl_shader_cache.h b/src/video_core/renderer_opengl/gl_shader_cache.h index e0887dd7b..904d15dd0 100644 --- a/src/video_core/renderer_opengl/gl_shader_cache.h +++ b/src/video_core/renderer_opengl/gl_shader_cache.h @@ -7,6 +7,9 @@ #include <array> #include <map> #include <memory> +#include <tuple> + +#include <glad/glad.h> #include "common/assert.h" #include "common/common_types.h" @@ -23,6 +26,16 @@ class RasterizerOpenGL; using Shader = std::shared_ptr<CachedShader>; using Maxwell = Tegra::Engines::Maxwell3D::Regs; +struct BaseBindings { + u32 cbuf{}; + u32 gmem{}; + u32 sampler{}; + + bool operator<(const BaseBindings& rhs) const { + return std::tie(cbuf, gmem, sampler) < std::tie(rhs.cbuf, rhs.gmem, rhs.sampler); + } +}; + class CachedShader final : public RasterizerCacheObject { public: CachedShader(VAddr addr, Maxwell::ShaderProgram program_type); @@ -44,70 +57,45 @@ public: } /// Gets the GL program handle for the shader - GLuint GetProgramHandle(GLenum primitive_mode) { - if (program_type != Maxwell::ShaderProgram::Geometry) { - return program.handle; - } - switch (primitive_mode) { - case GL_POINTS: - return LazyGeometryProgram(geometry_programs.points, "points", 1, "ShaderPoints"); - case GL_LINES: - case GL_LINE_STRIP: - return LazyGeometryProgram(geometry_programs.lines, "lines", 2, "ShaderLines"); - case GL_LINES_ADJACENCY: - case GL_LINE_STRIP_ADJACENCY: - return LazyGeometryProgram(geometry_programs.lines_adjacency, "lines_adjacency", 4, - "ShaderLinesAdjacency"); - case GL_TRIANGLES: - case GL_TRIANGLE_STRIP: - case GL_TRIANGLE_FAN: - return LazyGeometryProgram(geometry_programs.triangles, "triangles", 3, - "ShaderTriangles"); - case GL_TRIANGLES_ADJACENCY: - case GL_TRIANGLE_STRIP_ADJACENCY: - return LazyGeometryProgram(geometry_programs.triangles_adjacency, "triangles_adjacency", - 6, "ShaderTrianglesAdjacency"); - default: - UNREACHABLE_MSG("Unknown primitive mode."); - return LazyGeometryProgram(geometry_programs.points, "points", 1, "ShaderPoints"); - } - } + std::tuple<GLuint, BaseBindings> GetProgramHandle(GLenum primitive_mode, + BaseBindings base_bindings); - /// Gets the GL program resource location for the specified resource, caching as needed - GLuint GetProgramResourceIndex(const GLShader::ConstBufferEntry& buffer); +private: + // Geometry programs. These are needed because GLSL needs an input topology but it's not + // declared by the hardware. Workaround this issue by generating a different shader per input + // topology class. + struct GeometryPrograms { + OGLProgram points; + OGLProgram lines; + OGLProgram lines_adjacency; + OGLProgram triangles; + OGLProgram triangles_adjacency; + }; - /// Gets the GL uniform location for the specified resource, caching as needed - GLint GetUniformLocation(const GLShader::SamplerEntry& sampler); + std::string AllocateBindings(BaseBindings base_bindings); + + GLuint GetGeometryShader(GLenum primitive_mode, BaseBindings base_bindings); -private: /// Generates a geometry shader or returns one that already exists. - GLuint LazyGeometryProgram(OGLProgram& target_program, const std::string& glsl_topology, - u32 max_vertices, const std::string& debug_name); + GLuint LazyGeometryProgram(OGLProgram& target_program, BaseBindings base_bindings, + const std::string& glsl_topology, u32 max_vertices, + const std::string& debug_name); void CalculateProperties(); - VAddr addr; - std::size_t shader_length; - Maxwell::ShaderProgram program_type; + VAddr addr{}; + std::size_t shader_length{}; + Maxwell::ShaderProgram program_type{}; GLShader::ShaderSetup setup; GLShader::ShaderEntries entries; - // Non-geometry program. - OGLProgram program; + std::string code; - // Geometry programs. These are needed because GLSL needs an input topology but it's not - // declared by the hardware. Workaround this issue by generating a different shader per input - // topology class. - struct { - std::string code; - OGLProgram points; - OGLProgram lines; - OGLProgram lines_adjacency; - OGLProgram triangles; - OGLProgram triangles_adjacency; - } geometry_programs; + std::map<BaseBindings, OGLProgram> programs; + std::map<BaseBindings, GeometryPrograms> geometry_programs; - std::map<u32, GLuint> resource_cache; + std::map<u32, GLuint> cbuf_resource_cache; + std::map<u32, GLuint> gmem_resource_cache; std::map<u32, GLint> uniform_cache; }; diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp index 3411cf9e6..004245431 100644 --- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp +++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp @@ -34,6 +34,8 @@ using Operation = const OperationNode&; enum : u32 { POSITION_VARYING_LOCATION = 0, GENERIC_VARYING_START_LOCATION = 1 }; constexpr u32 MAX_CONSTBUFFER_ELEMENTS = static_cast<u32>(RasterizerOpenGL::MaxConstbufferSize) / (4 * sizeof(float)); +constexpr u32 MAX_GLOBALMEMORY_ELEMENTS = + static_cast<u32>(RasterizerOpenGL::MaxGlobalMemorySize) / sizeof(float); enum class Type { Bool, Bool2, Float, Int, Uint, HalfFloat }; @@ -143,6 +145,7 @@ public: DeclareInputAttributes(); DeclareOutputAttributes(); DeclareConstantBuffers(); + DeclareGlobalMemory(); DeclareSamplers(); code.AddLine("void execute_" + suffix + "() {"); @@ -190,12 +193,15 @@ public: ShaderEntries GetShaderEntries() const { ShaderEntries entries; for (const auto& cbuf : ir.GetConstantBuffers()) { - ConstBufferEntry desc(cbuf.second, stage, GetConstBufferBlock(cbuf.first), cbuf.first); - entries.const_buffers.push_back(desc); + entries.const_buffers.emplace_back(cbuf.second, stage, GetConstBufferBlock(cbuf.first), + cbuf.first); } for (const auto& sampler : ir.GetSamplers()) { - SamplerEntry desc(sampler, stage, GetSampler(sampler)); - entries.samplers.push_back(desc); + entries.samplers.emplace_back(sampler, stage, GetSampler(sampler)); + } + for (const auto& gmem : ir.GetGlobalMemoryBases()) { + entries.global_memory_entries.emplace_back(gmem.cbuf_index, gmem.cbuf_offset, stage, + GetGlobalMemoryBlock(gmem)); } entries.clip_distances = ir.GetClipDistances(); entries.shader_length = ir.GetLength(); @@ -368,13 +374,26 @@ private: void DeclareConstantBuffers() { for (const auto& entry : ir.GetConstantBuffers()) { const auto [index, size] = entry; - code.AddLine("layout (std140) uniform " + GetConstBufferBlock(index) + " {"); + code.AddLine("layout (std140, binding = CBUF_BINDING_" + std::to_string(index) + + ") uniform " + GetConstBufferBlock(index) + " {"); code.AddLine(" vec4 " + GetConstBuffer(index) + "[MAX_CONSTBUFFER_ELEMENTS];"); code.AddLine("};"); code.AddNewLine(); } } + void DeclareGlobalMemory() { + for (const auto& entry : ir.GetGlobalMemoryBases()) { + const std::string binding = + fmt::format("GMEM_BINDING_{}_{}", entry.cbuf_index, entry.cbuf_offset); + code.AddLine("layout (std430, binding = " + binding + ") buffer " + + GetGlobalMemoryBlock(entry) + " {"); + code.AddLine(" float " + GetGlobalMemory(entry) + "[MAX_GLOBALMEMORY_ELEMENTS];"); + code.AddLine("};"); + code.AddNewLine(); + } + } + void DeclareSamplers() { const auto& samplers = ir.GetSamplers(); for (const auto& sampler : samplers) { @@ -398,7 +417,8 @@ private: if (sampler.IsShadow()) sampler_type += "Shadow"; - code.AddLine("uniform " + sampler_type + ' ' + GetSampler(sampler) + ';'); + code.AddLine("layout (binding = SAMPLER_BINDING_" + std::to_string(sampler.GetIndex()) + + ") uniform " + sampler_type + ' ' + GetSampler(sampler) + ';'); } if (!samplers.empty()) code.AddNewLine(); @@ -538,6 +558,12 @@ private: UNREACHABLE_MSG("Unmanaged offset node type"); } + } else if (const auto gmem = std::get_if<GmemNode>(node)) { + const std::string real = Visit(gmem->GetRealAddress()); + const std::string base = Visit(gmem->GetBaseAddress()); + const std::string final_offset = "(ftou(" + real + ") - ftou(" + base + ")) / 4"; + return fmt::format("{}[{}]", GetGlobalMemory(gmem->GetDescriptor()), final_offset); + } else if (const auto lmem = std::get_if<LmemNode>(node)) { return fmt::format("{}[ftou({}) / 4]", GetLocalMemory(), Visit(lmem->GetAddress())); @@ -1471,6 +1497,15 @@ private: return GetDeclarationWithSuffix(index, "cbuf"); } + std::string GetGlobalMemory(const GlobalMemoryBase& descriptor) const { + return fmt::format("gmem_{}_{}_{}", descriptor.cbuf_index, descriptor.cbuf_offset, suffix); + } + + std::string GetGlobalMemoryBlock(const GlobalMemoryBase& descriptor) const { + return fmt::format("gmem_block_{}_{}_{}", descriptor.cbuf_index, descriptor.cbuf_offset, + suffix); + } + std::string GetConstBufferBlock(u32 index) const { return GetDeclarationWithSuffix(index, "cbuf_block"); } @@ -1505,8 +1540,10 @@ private: }; std::string GetCommonDeclarations() { - return "#define MAX_CONSTBUFFER_ELEMENTS " + std::to_string(MAX_CONSTBUFFER_ELEMENTS) + - "\n" + const auto cbuf = std::to_string(MAX_CONSTBUFFER_ELEMENTS); + const auto gmem = std::to_string(MAX_GLOBALMEMORY_ELEMENTS); + return "#define MAX_CONSTBUFFER_ELEMENTS " + cbuf + "\n" + + "#define MAX_GLOBALMEMORY_ELEMENTS " + gmem + "\n" + "#define ftoi floatBitsToInt\n" "#define ftou floatBitsToUint\n" "#define itof intBitsToFloat\n" diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.h b/src/video_core/renderer_opengl/gl_shader_decompiler.h index 396a560d8..0856a1361 100644 --- a/src/video_core/renderer_opengl/gl_shader_decompiler.h +++ b/src/video_core/renderer_opengl/gl_shader_decompiler.h @@ -38,10 +38,6 @@ public: return index; } - u32 GetHash() const { - return (static_cast<u32>(stage) << 16) | index; - } - private: std::string name; Maxwell::ShaderStage stage{}; @@ -62,18 +58,44 @@ public: return stage; } - u32 GetHash() const { - return (static_cast<u32>(stage) << 16) | static_cast<u32>(GetIndex()); +private: + std::string name; + Maxwell::ShaderStage stage{}; +}; + +class GlobalMemoryEntry { +public: + explicit GlobalMemoryEntry(u32 cbuf_index, u32 cbuf_offset, Maxwell::ShaderStage stage, + std::string name) + : cbuf_index{cbuf_index}, cbuf_offset{cbuf_offset}, stage{stage}, name{std::move(name)} {} + + u32 GetCbufIndex() const { + return cbuf_index; + } + + u32 GetCbufOffset() const { + return cbuf_offset; + } + + const std::string& GetName() const { + return name; + } + + Maxwell::ShaderStage GetStage() const { + return stage; } private: - std::string name; + u32 cbuf_index{}; + u32 cbuf_offset{}; Maxwell::ShaderStage stage{}; + std::string name; }; struct ShaderEntries { std::vector<ConstBufferEntry> const_buffers; std::vector<SamplerEntry> samplers; + std::vector<GlobalMemoryEntry> global_memory_entries; std::array<bool, Maxwell::NumClipDistances> clip_distances{}; std::size_t shader_length{}; }; diff --git a/src/video_core/renderer_opengl/gl_shader_gen.cpp b/src/video_core/renderer_opengl/gl_shader_gen.cpp index 446d1a93f..04e1db911 100644 --- a/src/video_core/renderer_opengl/gl_shader_gen.cpp +++ b/src/video_core/renderer_opengl/gl_shader_gen.cpp @@ -20,15 +20,14 @@ static constexpr u32 PROGRAM_OFFSET{10}; ProgramResult GenerateVertexShader(const ShaderSetup& setup) { const std::string id = fmt::format("{:016x}", setup.program.unique_identifier); - std::string out = "#version 430 core\n"; - out += "#extension GL_ARB_separate_shader_objects : enable\n\n"; + std::string out = "#extension GL_ARB_separate_shader_objects : enable\n\n"; out += "// Shader Unique Id: VS" + id + "\n\n"; out += GetCommonDeclarations(); out += R"( layout (location = 0) out vec4 position; -layout(std140) uniform vs_config { +layout (std140, binding = EMULATION_UBO_BINDING) uniform vs_config { vec4 viewport_flip; uvec4 config_pack; // instance_id, flip_stage, y_direction, padding uvec4 alpha_test; @@ -78,7 +77,6 @@ void main() { } ProgramResult GenerateGeometryShader(const ShaderSetup& setup) { - // Version is intentionally skipped in shader generation, it's added by the lazy compilation. const std::string id = fmt::format("{:016x}", setup.program.unique_identifier); std::string out = "#extension GL_ARB_separate_shader_objects : enable\n\n"; @@ -89,7 +87,7 @@ ProgramResult GenerateGeometryShader(const ShaderSetup& setup) { layout (location = 0) in vec4 gs_position[]; layout (location = 0) out vec4 position; -layout (std140) uniform gs_config { +layout (std140, binding = EMULATION_UBO_BINDING) uniform gs_config { vec4 viewport_flip; uvec4 config_pack; // instance_id, flip_stage, y_direction, padding uvec4 alpha_test; @@ -112,8 +110,7 @@ void main() { ProgramResult GenerateFragmentShader(const ShaderSetup& setup) { const std::string id = fmt::format("{:016x}", setup.program.unique_identifier); - std::string out = "#version 430 core\n"; - out += "#extension GL_ARB_separate_shader_objects : enable\n\n"; + std::string out = "#extension GL_ARB_separate_shader_objects : enable\n\n"; out += "// Shader Unique Id: FS" + id + "\n\n"; out += GetCommonDeclarations(); @@ -129,7 +126,7 @@ layout (location = 7) out vec4 FragColor7; layout (location = 0) in vec4 position; -layout (std140) uniform fs_config { +layout (std140, binding = EMULATION_UBO_BINDING) uniform fs_config { vec4 viewport_flip; uvec4 config_pack; // instance_id, flip_stage, y_direction, padding uvec4 alpha_test; diff --git a/src/video_core/shader/decode/memory.cpp b/src/video_core/shader/decode/memory.cpp index ae71672d6..04cb386b7 100644 --- a/src/video_core/shader/decode/memory.cpp +++ b/src/video_core/shader/decode/memory.cpp @@ -4,6 +4,7 @@ #include <algorithm> #include <vector> +#include <fmt/format.h> #include "common/assert.h" #include "common/common_types.h" @@ -119,6 +120,54 @@ u32 ShaderIR::DecodeMemory(BasicBlock& bb, const BasicBlock& code, u32 pc) { } break; } + case OpCode::Id::LDG: { + const u32 count = [&]() { + switch (instr.ldg.type) { + case Tegra::Shader::UniformType::Single: + return 1; + case Tegra::Shader::UniformType::Double: + return 2; + case Tegra::Shader::UniformType::Quad: + case Tegra::Shader::UniformType::UnsignedQuad: + return 4; + default: + UNIMPLEMENTED_MSG("Unimplemented LDG size!"); + return 1; + } + }(); + + const Node addr_register = GetRegister(instr.gpr8); + const Node base_address = TrackCbuf(addr_register, code, static_cast<s64>(code.size())); + const auto cbuf = std::get_if<CbufNode>(base_address); + ASSERT(cbuf != nullptr); + const auto cbuf_offset_imm = std::get_if<ImmediateNode>(cbuf->GetOffset()); + ASSERT(cbuf_offset_imm != nullptr); + const auto cbuf_offset = cbuf_offset_imm->GetValue() * 4; + + bb.push_back(Comment( + fmt::format("Base address is c[0x{:x}][0x{:x}]", cbuf->GetIndex(), cbuf_offset))); + + const GlobalMemoryBase descriptor{cbuf->GetIndex(), cbuf_offset}; + used_global_memory_bases.insert(descriptor); + + const Node immediate_offset = + Immediate(static_cast<u32>(instr.ldg.immediate_offset.Value())); + const Node base_real_address = + Operation(OperationCode::UAdd, NO_PRECISE, immediate_offset, addr_register); + + for (u32 i = 0; i < count; ++i) { + const Node it_offset = Immediate(i * 4); + const Node real_address = + Operation(OperationCode::UAdd, NO_PRECISE, base_real_address, it_offset); + const Node gmem = StoreNode(GmemNode(real_address, base_address, descriptor)); + + SetTemporal(bb, i, gmem); + } + for (u32 i = 0; i < count; ++i) { + SetRegister(bb, instr.gpr0.Value() + i, GetTemporal(i)); + } + break; + } case OpCode::Id::ST_A: { UNIMPLEMENTED_IF_MSG(instr.gpr8.Value() != Register::ZeroIndex, "Indirect attribute loads are not supported"); diff --git a/src/video_core/shader/shader_ir.h b/src/video_core/shader/shader_ir.h index ef8f94480..c4ecb2e3c 100644 --- a/src/video_core/shader/shader_ir.h +++ b/src/video_core/shader/shader_ir.h @@ -257,6 +257,15 @@ private: bool is_indirect{}; }; +struct GlobalMemoryBase { + u32 cbuf_index{}; + u32 cbuf_offset{}; + + bool operator<(const GlobalMemoryBase& rhs) const { + return std::tie(cbuf_index, cbuf_offset) < std::tie(rhs.cbuf_index, rhs.cbuf_offset); + } +}; + struct MetaArithmetic { bool precise{}; }; @@ -478,14 +487,26 @@ private: /// Global memory node class GmemNode final { public: - explicit constexpr GmemNode(Node address) : address{address} {} + explicit constexpr GmemNode(Node real_address, Node base_address, + const GlobalMemoryBase& descriptor) + : real_address{real_address}, base_address{base_address}, descriptor{descriptor} {} - Node GetAddress() const { - return address; + Node GetRealAddress() const { + return real_address; + } + + Node GetBaseAddress() const { + return base_address; + } + + const GlobalMemoryBase& GetDescriptor() const { + return descriptor; } private: - const Node address; + const Node real_address; + const Node base_address; + const GlobalMemoryBase descriptor; }; /// Commentary, can be dropped @@ -543,6 +564,10 @@ public: return used_clip_distances; } + const std::set<GlobalMemoryBase>& GetGlobalMemoryBases() const { + return used_global_memory_bases; + } + std::size_t GetLength() const { return static_cast<std::size_t>(coverage_end * sizeof(u64)); } @@ -734,6 +759,10 @@ private: void WriteLop3Instruction(BasicBlock& bb, Tegra::Shader::Register dest, Node op_a, Node op_b, Node op_c, Node imm_lut, bool sets_cc); + Node TrackCbuf(Node tracked, const BasicBlock& code, s64 cursor); + + std::pair<Node, s64> TrackRegister(const GprNode* tracked, const BasicBlock& code, s64 cursor); + template <typename... T> Node Operation(OperationCode code, const T*... operands) { return StoreNode(OperationNode(code, operands...)); @@ -786,6 +815,7 @@ private: std::map<u32, ConstBuffer> used_cbufs; std::set<Sampler> used_samplers; std::array<bool, Tegra::Engines::Maxwell3D::Regs::NumClipDistances> used_clip_distances{}; + std::set<GlobalMemoryBase> used_global_memory_bases; Tegra::Shader::Header header; }; diff --git a/src/video_core/shader/track.cpp b/src/video_core/shader/track.cpp new file mode 100644 index 000000000..d6d29ee9f --- /dev/null +++ b/src/video_core/shader/track.cpp @@ -0,0 +1,76 @@ +// Copyright 2018 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include <algorithm> +#include <utility> +#include <variant> + +#include "video_core/shader/shader_ir.h" + +namespace VideoCommon::Shader { + +namespace { +std::pair<Node, s64> FindOperation(const BasicBlock& code, s64 cursor, + OperationCode operation_code) { + for (; cursor >= 0; --cursor) { + const Node node = code[cursor]; + if (const auto operation = std::get_if<OperationNode>(node)) { + if (operation->GetCode() == operation_code) + return {node, cursor}; + } + } + return {}; +} +} // namespace + +Node ShaderIR::TrackCbuf(Node tracked, const BasicBlock& code, s64 cursor) { + if (const auto cbuf = std::get_if<CbufNode>(tracked)) { + // Cbuf found, but it has to be immediate + return std::holds_alternative<ImmediateNode>(*cbuf->GetOffset()) ? tracked : nullptr; + } + if (const auto gpr = std::get_if<GprNode>(tracked)) { + if (gpr->GetIndex() == Tegra::Shader::Register::ZeroIndex) { + return nullptr; + } + // Reduce the cursor in one to avoid infinite loops when the instruction sets the same + // register that it uses as operand + const auto [source, new_cursor] = TrackRegister(gpr, code, cursor - 1); + if (!source) { + return nullptr; + } + return TrackCbuf(source, code, new_cursor); + } + if (const auto operation = std::get_if<OperationNode>(tracked)) { + for (std::size_t i = 0; i < operation->GetOperandsCount(); ++i) { + if (const auto found = TrackCbuf((*operation)[i], code, cursor)) { + // Cbuf found in operand + return found; + } + } + return nullptr; + } + return nullptr; +} + +std::pair<Node, s64> ShaderIR::TrackRegister(const GprNode* tracked, const BasicBlock& code, + s64 cursor) { + for (; cursor >= 0; --cursor) { + const auto [found_node, new_cursor] = FindOperation(code, cursor, OperationCode::Assign); + if (!found_node) { + return {}; + } + const auto operation = std::get_if<OperationNode>(found_node); + ASSERT(operation); + + const auto& target = (*operation)[0]; + if (const auto gpr_target = std::get_if<GprNode>(target)) { + if (gpr_target->GetIndex() == tracked->GetIndex()) { + return {(*operation)[1], new_cursor}; + } + } + } + return {}; +} + +} // namespace VideoCommon::Shader |