From bd8b9bbcee93549f323352f227ff44d0e79e0ad4 Mon Sep 17 00:00:00 2001 From: ReinUsesLisp Date: Wed, 26 Feb 2020 16:13:47 -0300 Subject: gl_shader_cache: Rework shader cache and remove post-specializations Instead of pre-specializing shaders and then post-specializing them, drop the later and only "specialize" the shader while decoding it. --- .../renderer_opengl/gl_shader_disk_cache.h | 149 +++------------------ 1 file changed, 21 insertions(+), 128 deletions(-) (limited to 'src/video_core/renderer_opengl/gl_shader_disk_cache.h') 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 ef2371f6d..0ce0ea3f8 100644 --- a/src/video_core/renderer_opengl/gl_shader_disk_cache.h +++ b/src/video_core/renderer_opengl/gl_shader_disk_cache.h @@ -19,7 +19,6 @@ #include "common/common_types.h" #include "core/file_sys/vfs_vector.h" #include "video_core/engines/shader_type.h" -#include "video_core/renderer_opengl/gl_shader_gen.h" #include "video_core/shader/const_buffer_locker.h" namespace Core { @@ -32,139 +31,37 @@ class IOFile; namespace OpenGL { -struct ShaderDiskCacheUsage; -struct ShaderDiskCacheDump; - using ProgramCode = std::vector; -using ShaderDumpsMap = std::unordered_map; - -/// Describes the different variants a program can be compiled with. -struct ProgramVariant final { - ProgramVariant() = default; - - /// Graphics constructor. - explicit constexpr ProgramVariant(GLenum primitive_mode) noexcept - : primitive_mode{primitive_mode} {} - - /// Compute constructor. - explicit constexpr ProgramVariant(u32 block_x, u32 block_y, u32 block_z, u32 shared_memory_size, - u32 local_memory_size) noexcept - : block_x{block_x}, block_y{static_cast(block_y)}, block_z{static_cast(block_z)}, - shared_memory_size{shared_memory_size}, local_memory_size{local_memory_size} {} - - // Graphics specific parameters. - GLenum primitive_mode{}; - - // Compute specific parameters. - u32 block_x{}; - u16 block_y{}; - u16 block_z{}; - u32 shared_memory_size{}; - u32 local_memory_size{}; - - bool operator==(const ProgramVariant& rhs) const noexcept { - return std::tie(primitive_mode, block_x, block_y, block_z, shared_memory_size, - local_memory_size) == std::tie(rhs.primitive_mode, rhs.block_x, rhs.block_y, - rhs.block_z, rhs.shared_memory_size, - rhs.local_memory_size); - } - - bool operator!=(const ProgramVariant& rhs) const noexcept { - return !operator==(rhs); - } -}; -static_assert(std::is_trivially_copyable_v); - -/// Describes how a shader is used. -struct ShaderDiskCacheUsage { - u64 unique_identifier{}; - ProgramVariant variant; - u32 bound_buffer{}; - 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, 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 { - return !operator==(rhs); - } -}; - -} // namespace OpenGL - -namespace std { - -template <> -struct hash { - std::size_t operator()(const OpenGL::ProgramVariant& variant) const noexcept { - return (static_cast(variant.primitive_mode) << 6) ^ - static_cast(variant.block_x) ^ - (static_cast(variant.block_y) << 32) ^ - (static_cast(variant.block_z) << 48) ^ - (static_cast(variant.shared_memory_size) << 16) ^ - (static_cast(variant.local_memory_size) << 36); - } -}; - -template <> -struct hash { - std::size_t operator()(const OpenGL::ShaderDiskCacheUsage& usage) const noexcept { - return static_cast(usage.unique_identifier) ^ - std::hash{}(usage.variant); - } -}; - -} // namespace std - -namespace OpenGL { -/// Describes a shader how it's used by the guest GPU -class ShaderDiskCacheRaw { -public: - explicit ShaderDiskCacheRaw(u64 unique_identifier, Tegra::Engines::ShaderType type, - ProgramCode code, ProgramCode code_b = {}); - ShaderDiskCacheRaw(); - ~ShaderDiskCacheRaw(); +/// Describes a shader and how it's used by the guest GPU +struct ShaderDiskCacheEntry { + ShaderDiskCacheEntry(); + ~ShaderDiskCacheEntry(); bool Load(FileUtil::IOFile& file); bool Save(FileUtil::IOFile& file) const; - u64 GetUniqueIdentifier() const { - return unique_identifier; - } - bool HasProgramA() const { return !code.empty() && !code_b.empty(); } - Tegra::Engines::ShaderType GetType() const { - return type; - } - - const ProgramCode& GetCode() const { - return code; - } - - const ProgramCode& GetCodeB() const { - return code_b; - } - -private: - u64 unique_identifier{}; Tegra::Engines::ShaderType type{}; ProgramCode code; ProgramCode code_b; + + u64 unique_identifier = 0; + u32 bound_buffer = 0; + std::optional texture_handler_size; + VideoCommon::Shader::KeyMap keys; + VideoCommon::Shader::BoundSamplerMap bound_samplers; + VideoCommon::Shader::BindlessSamplerMap bindless_samplers; }; /// Contains an OpenGL dumped binary program -struct ShaderDiskCacheDump { - GLenum binary_format{}; +struct ShaderDiskCachePrecompiled { + u64 unique_identifier = 0; + GLenum binary_format = 0; std::vector binary; }; @@ -174,11 +71,10 @@ public: ~ShaderDiskCacheOpenGL(); /// Loads transferable cache. If file has a old version or on failure, it deletes the file. - std::optional, std::vector>> - LoadTransferable(); + std::optional> LoadTransferable(); /// Loads current game's precompiled cache. Invalidates on failure. - std::unordered_map LoadPrecompiled(); + std::vector LoadPrecompiled(); /// Removes the transferable (and precompiled) cache file. void InvalidateTransferable(); @@ -187,21 +83,18 @@ public: void InvalidatePrecompiled(); /// Saves a raw dump to the transferable file. Checks for collisions. - void SaveRaw(const ShaderDiskCacheRaw& entry); - - /// Saves shader usage to the transferable file. Does not check for collisions. - void SaveUsage(const ShaderDiskCacheUsage& usage); + void SaveEntry(const ShaderDiskCacheEntry& entry); /// Saves a dump entry to the precompiled file. Does not check for collisions. - void SaveDump(const ShaderDiskCacheUsage& usage, GLuint program); + void SavePrecompiled(u64 unique_identifier, GLuint program); /// Serializes virtual precompiled shader cache file to real file void SaveVirtualPrecompiledFile(); private: /// Loads the transferable cache. Returns empty on failure. - std::optional> - LoadPrecompiledFile(FileUtil::IOFile& file); + std::optional> LoadPrecompiledFile( + FileUtil::IOFile& file); /// Opens current game's transferable file and write it's header if it doesn't exist FileUtil::IOFile AppendTransferableFile() const; @@ -270,7 +163,7 @@ private: std::size_t precompiled_cache_virtual_file_offset = 0; // Stored transferable shaders - std::unordered_map> transferable; + std::unordered_set stored_transferable; // The cache has been loaded at boot bool is_usable{}; -- cgit v1.2.3