Embed shader cache to the executable.

UnleashedRecomp/CMakeLists.txt

@@ -104,6 +104,7 @@ find_package(xxHash CONFIG REQUIRED)
 find_package(PkgConfig REQUIRED)
 pkg_check_modules(tomlplusplus REQUIRED IMPORTED_TARGET tomlplusplus)
 find_package(directx-dxc REQUIRED)
+find_package(zstd CONFIG REQUIRED)
 
 target_link_libraries(UnleashedRecomp PRIVATE
     comctl32
@@ -123,6 +124,7 @@ target_link_libraries(UnleashedRecomp PRIVATE
     winmm
     xxHash::xxhash
     PkgConfig::tomlplusplus
+    zstd::libzstd_static
 )
 
 target_include_directories(UnleashedRecomp PRIVATE

UnleashedRecomp/gpu/video.cpp

@@ -6,6 +6,7 @@
 #include <cpu/guest_code.h>
 #include <kernel/memory.h>
 #include <xxHashMap.h>
+#include <shader/shader_cache.h>
 
 #include "video.h"
 #include "ui/window.h"
@@ -290,42 +291,17 @@ static void FlushBarriers()
     }
 }
 
-struct ShaderCacheHeader
-{
-    uint32_t version;
-    uint32_t shaderCount;
-    uint32_t reserved0;
-    uint32_t reserved1;
-};
-
-struct ShaderCacheEntry
-{
-    XXH64_hash_t hash;
-    uint32_t dxilOffset;
-    uint32_t dxilSize;
-    uint32_t spirvOffset;
-    uint32_t spirvSize;
-    GuestShader* shader = nullptr;
-};
-
 static std::unique_ptr<uint8_t[]> g_shaderCache;
 
 static void LoadShaderCache()
 {
-    FILE* file = fopen("ShaderCache.bin", "rb");
-    if (file)
-    {
-        fseek(file, 0, SEEK_END);
-        long fileSize = ftell(file);
-        fseek(file, 0, SEEK_SET);
-        g_shaderCache = std::make_unique<uint8_t[]>(fileSize);
-        fread(g_shaderCache.get(), 1, fileSize, file);
-        fclose(file);
-    }
-    else
-    {
-        MessageBox(nullptr, TEXT("Unable to locate ShaderCache.bin in root directory."), TEXT("SWA"), MB_ICONERROR);
-    }
+    const size_t decompressedSize = g_vulkan ? g_spirvCacheDecompressedSize : g_dxilCacheDecompressedSize;
+    g_shaderCache = std::make_unique<uint8_t[]>(decompressedSize);
+
+    ZSTD_decompress(g_shaderCache.get(), 
+        decompressedSize, 
+        g_vulkan ? g_compressedSpirvCache : g_compressedDxilCache, 
+        g_vulkan ? g_spirvCacheCompressedSize : g_dxilCacheCompressedSize);
 }
 
 static void SetRenderState(GuestDevice* device, uint32_t value)
@@ -2082,10 +2058,8 @@ static GuestShader* CreateShader(const be<uint32_t>* function, ResourceType reso
 {
     XXH64_hash_t hash = XXH3_64bits(function, function[1] + function[2]);
 
-    auto shaderCache = reinterpret_cast<ShaderCacheHeader*>(g_shaderCache.get());
-    auto begin = reinterpret_cast<ShaderCacheEntry*>(shaderCache + 1);
-    auto end = begin + shaderCache->shaderCount;
-    auto findResult = std::lower_bound(begin, end, hash, [](ShaderCacheEntry& lhs, XXH64_hash_t rhs)
+    auto end = g_shaderCacheEntries + g_shaderCacheEntryCount;
+    auto findResult = std::lower_bound(g_shaderCacheEntries, end, hash, [](ShaderCacheEntry& lhs, XXH64_hash_t rhs)
         {
             return lhs.hash < rhs;
         });
@@ -2094,7 +2068,7 @@ static GuestShader* CreateShader(const be<uint32_t>* function, ResourceType reso
 
     if (findResult != end && findResult->hash == hash)
     {
-        if (findResult->shader == nullptr)
+        if (findResult->userData == nullptr)
         {
             shader = g_userHeap.AllocPhysical<GuestShader>(resourceType);
 
@@ -2103,11 +2077,11 @@ static GuestShader* CreateShader(const be<uint32_t>* function, ResourceType reso
             else
                 shader->shader = g_device->createShader(g_shaderCache.get() + findResult->dxilOffset, findResult->dxilSize, "main", RenderShaderFormat::DXIL);
 
-            findResult->shader = shader;
+            findResult->userData = shader;
         }
         else
         {
-            shader = findResult->shader;
+            shader = reinterpret_cast<GuestShader*>(findResult->userData);
         }
     }
 

UnleashedRecomp/stdafx.h

@@ -13,6 +13,7 @@
 #include <ddspp.h>
 #include <ppc/ppc_recomp_shared.h>
 #include <toml++/toml.hpp>
+#include <zstd.h>
 
 #include "framework.h"
 #include "mutex.h"

UnleashedRecompLib/CMakeLists.txt

@@ -5,10 +5,17 @@ add_compile_options(
     "-march=sandybridge"
     "-fno-strict-aliasing")
 
-file(GLOB SWA_RECOMPILED_SOURCES "ppc/*.cpp")
-add_library(UnleashedRecompLib "main.cpp" ${SWA_RECOMPILED_SOURCES})
+file(GLOB SWA_PPC_RECOMPILED_SOURCES "ppc/*.cpp")
+file(GLOB SWA_SHADER_RECOMPILED_SOURCES "shader/*.cpp")
+add_library(UnleashedRecompLib "main.cpp" ${SWA_PPC_RECOMPILED_SOURCES} "shader/shader_cache.h" ${SWA_SHADER_RECOMPILED_SOURCES})
 
 target_include_directories(UnleashedRecompLib PUBLIC ${CMAKE_CURRENT_SOURCE_DIR})
 
 target_precompile_headers(UnleashedRecompLib PUBLIC ppc/ppc_recomp_shared.h)
-target_compile_definitions(PowerRecomp PRIVATE CONFIG_FILE_PATH=\"${CMAKE_CURRENT_SOURCE_DIR}/config/SWA.toml\")
+
+target_compile_definitions(PowerRecomp PRIVATE
+    CONFIG_FILE_PATH=\"${CMAKE_CURRENT_SOURCE_DIR}/config/SWA.toml\")
+
+target_compile_definitions(ShaderRecomp PRIVATE 
+    SHADER_RECOMP_INPUT=\"${CMAKE_CURRENT_SOURCE_DIR}/private\" 
+    SHADER_RECOMP_OUTPUT=\"${CMAKE_CURRENT_SOURCE_DIR}/shader/shader_cache.cpp\")

UnleashedRecompLib/shader/.gitignore

@@ -0,0 +1,3 @@
+*
+!shader_cache.h
+!.gitignore

UnleashedRecompLib/shader/shader_cache.h

@@ -0,0 +1,22 @@
+#pragma once
+
+struct ShaderCacheEntry
+{
+    uint64_t hash;
+    uint32_t dxilOffset;
+    uint32_t dxilSize;
+    uint32_t spirvOffset;
+    uint32_t spirvSize;
+    void* userData;
+};
+
+extern ShaderCacheEntry g_shaderCacheEntries[];
+extern size_t g_shaderCacheEntryCount;
+
+extern uint8_t g_compressedDxilCache[];
+extern size_t g_dxilCacheCompressedSize;
+extern size_t g_dxilCacheDecompressedSize;
+
+extern uint8_t g_compressedSpirvCache[];
+extern size_t g_spirvCacheCompressedSize;
+extern size_t g_spirvCacheDecompressedSize;

thirdparty/CMakeLists.txt

@@ -1,2 +1,3 @@
-add_subdirectory(${SWA_THIRDPARTY_ROOT}/PowerRecomp)
+add_subdirectory(${SWA_THIRDPARTY_ROOT}/PowerRecomp)
+add_subdirectory(${SWA_THIRDPARTY_ROOT}/ShaderRecomp)
 add_subdirectory(${SWA_THIRDPARTY_ROOT}/o1heap)

thirdparty/ShaderRecomp

@@ -1 +1 @@
-Subproject commit 9da6b59ce51c5becc919c2f1aed7c5e5f3b86f31
+Subproject commit b15214270923fa9d73dd59d5a27170acdcb8d689

vcpkg.json

@@ -10,6 +10,7 @@
         "vulkan-memory-allocator",
         "xxhash",
         "pkgconf",
-        "tomlplusplus"
+        "tomlplusplus",
+        "zstd"
     ]
 }