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cache_builder/SubCache.h dyld-1340 dyld-1235.2
--- dyld/dyld-1340/cache_builder/SubCache.h
+++ dyld/dyld-1235.2/cache_builder/SubCache.h
@@ -29,7 +29,6 @@
 #include "Chunk.h"
 #include "MachOFile.h"
 #include "Optimizers.h"
-#include "Platform.h"
 #include "Types.h"
 
 #include <uuid/uuid.h>
@@ -37,8 +36,6 @@
 
 namespace cache_builder
 {
-
-struct BuilderOptions;
 
 struct Region
 {
@@ -135,11 +132,10 @@
     // These methods are called by computeSubCaches() to add Chunk's to the subCache
     void addDylib(const BuilderConfig& config, CacheDylib& cacheDylib);
     void addLinkeditFromDylib(CacheDylib& cacheDylib);
-    void addCacheHeaderChunk(const BuilderOptions& options, const BuilderConfig& config,
-                             const std::span<CacheDylib> cacheDylibs);
+    void addCacheHeaderChunk(const BuilderConfig& config, const std::span<CacheDylib> cacheDylibs);
     void addObjCHeaderInfoReadWriteChunk(const BuilderConfig& config, ObjCOptimizer& objcOptimizer);
     void addCodeSignatureChunk();
-    void addObjCOptsHeaderChunk(const BuilderConfig& config, ObjCOptimizer& objcOptimizer);
+    void addObjCOptsHeaderChunk(ObjCOptimizer& objcOptimizer);
     void addObjCHeaderInfoReadOnlyChunk(const BuilderConfig& config, ObjCOptimizer& objcOptimizer);
     void addObjCImageInfoChunk(const BuilderConfig& config, ObjCOptimizer& objcOptimizer);
     void addObjCSelectorStringsChunk(const BuilderConfig& config, ObjCSelectorOptimizer& objCSelectorOptimizer);
@@ -153,19 +149,17 @@
                                         ObjCProtocolOptimizer& objcProtocolOptimizer);
     void addObjCCategoriesChunk(const BuilderConfig& config,
                                 ObjCCategoryOptimizer& objcCategoryOptimizer);
-    void addObjCIMPCachesChunk(const BuilderConfig& config, ObjCIMPCachesOptimizer& objcIMPCachesOptimizer);
+    void addObjCIMPCachesChunk(ObjCIMPCachesOptimizer& objcIMPCachesOptimizer);
     void addCacheTrieChunk(DylibTrieOptimizer& dylibTrieOptimizer);
     void addPatchTableChunk(PatchTableOptimizer& patchTableOptimizer);
-    void addFunctionVariantsChunk(FunctionVariantsOptimizer& optimizer);
     void addCacheDylibsLoaderChunk(PrebuiltLoaderBuilder& builder);
     void addExecutableLoaderChunk(PrebuiltLoaderBuilder& builder);
     void addExecutablesTrieChunk(PrebuiltLoaderBuilder& builder);
-    void addSwiftOptsHeaderChunk(const BuilderConfig& config, SwiftOptimizer& opt);
-    void addSwiftTypeHashTableChunk(const BuilderConfig& config, SwiftOptimizer& opt);
-    void addSwiftMetadataHashTableChunk(const BuilderConfig& config, SwiftOptimizer& opt);
-    void addSwiftForeignHashTableChunk(const BuilderConfig& config, SwiftOptimizer& opt);
-    void addSwiftPrespecializedMetadataPointerTableChunks(const BuilderConfig& config, SwiftOptimizer& opt);
-    void addPrewarmingDataChunk(const BuilderConfig& config, PrewarmingOptimizer& opt);
+    void addSwiftOptsHeaderChunk(SwiftProtocolConformanceOptimizer& opt);
+    void addSwiftTypeHashTableChunk(SwiftProtocolConformanceOptimizer& opt);
+    void addSwiftMetadataHashTableChunk(SwiftProtocolConformanceOptimizer& opt);
+    void addSwiftForeignHashTableChunk(SwiftProtocolConformanceOptimizer& opt);
+    void addSwiftPrespecializedMetadataPointerTableChunks(SwiftProtocolConformanceOptimizer& opt);
     void addUnmappedSymbols(const BuilderConfig& config, UnmappedSymbolsOptimizer& opt);
     void addDynamicConfigChunk();
     void addSlideInfoChunks();
@@ -173,7 +167,7 @@
 
     // When "kind == sub", sets the suffix on this subCache
     // This has to be done after creating things like stubs sub caches, which might move the indices
-    void setSuffix(mach_o::Platform platform, bool forceDevelopmentSubCacheSuffix,
+    void setSuffix(dyld3::Platform platform, bool forceDevelopmentSubCacheSuffix,
                    size_t subCacheIndex);
 
     void setCodeSignatureSize(const BuilderOptions& options, const BuilderConfig& config,
@@ -183,22 +177,20 @@
 
     // Emits a dyld_cache_header for this subCache
     void writeCacheHeader(const BuilderOptions& options, const BuilderConfig& config,
-                          const std::span<CacheDylib> cacheDylibs,
-                          uint32_t osVersion, uint32_t altPlatform, uint32_t altOsVersion);
+                          const std::span<CacheDylib> cacheDylibs);
 
     // Adds any additional fields which are set only on the main subCache(s)
     void addMainCacheHeaderInfo(const BuilderOptions& options, const BuilderConfig& config,
                                 const std::span<CacheDylib> cacheDylibs,
                                 CacheVMSize totalVMSize, uint64_t maxSlide,
+                                uint32_t osVersion, uint32_t altPlatform, uint32_t altOsVersion,
                                 CacheVMAddress dyldInCacheUnslidAddr,
                                 CacheVMAddress dyldInCacheEntryUnslidAddr,
                                 const DylibTrieOptimizer& dylibTrieOptimizer,
                                 const ObjCOptimizer& objcOpt,
-                                const SwiftOptimizer& swiftOpt,
+                                const SwiftProtocolConformanceOptimizer& swiftProtocolConformanceOpt,
                                 const PatchTableOptimizer& patchTableOptimizer,
-                                const FunctionVariantsOptimizer& functionVariantOptimizer,
-                                const PrebuiltLoaderBuilder& prebuiltLoaderBuilder,
-                                const PrewarmingOptimizer& prewarmingOptimizer);
+                                const PrebuiltLoaderBuilder& prebuiltLoaderBuilder);
 
     // Adds any additional fields which are set only on the .symbols subCache
     void addSymbolsCacheHeaderInfo(const UnmappedSymbolsOptimizer& unmappedSymbolsOptimizer);
@@ -221,6 +213,13 @@
     // Note this is for x86_64 only, and works out where the TPRO "regions" are inside the DATA region
     static void     forEachTPRORegionInData(SubCache* mainSubCache, std::span<SubCache*> subCaches,
                                             void (^callback)(Region& region, const Chunk* firstChunk, const Chunk* lastChunk));
+
+#if BUILDING_CACHE_BUILDER_UNIT_TESTS
+    // We need everything public to write tests
+public:
+#else
+private:
+#endif
 
     // Adds the given chunk to the given region
     void addTextChunk(Chunk* chunk);
@@ -235,16 +234,9 @@
     void addCodeSignatureChunk(Chunk* chunk);
     void addObjCReadWriteChunk(const BuilderConfig& config, Chunk* chunk);
 
-#if BUILDING_CACHE_BUILDER_UNIT_TESTS
-    // We need everything public to write tests
-public:
-#else
-private:
-#endif
-
     // Returns true if the cache header on this subCache needs an image list
     // The symbols cache and stubs caches, for example, don't need this
-    bool needsCacheHeaderImageList(const BuilderOptions& options) const;
+    bool needsCacheHeaderImageList() const;
 
     // Add image info to the subCache header, if it needs it
     void addCacheHeaderImageInfo(const BuilderOptions& options,
@@ -282,8 +274,11 @@
     uint8_t*            buffer      = nullptr;
     uint64_t            bufferSize  = 0;
     CacheVMAddress      subCacheVMAddress;
+#if !SUPPORT_CACHE_BUILDER_MEMORY_BUFFERS
+    int                 fd          = 0;
+    std::string         tempPath;
+#endif
     uint8_t             cdHash[20];
-    uint8_t             agilecdHash[20];  // if using agile signatures, this is the sha256
     uuid_string_t       uuidString;
     std::string         fileSuffix;
 
@@ -316,14 +311,15 @@
     std::unique_ptr<SwiftProtocolConformancesHashTableChunk>    swiftForeignTypeHashTable;
     std::unique_ptr<CacheTrieChunk>                             cacheDylibsTrie;
     std::unique_ptr<PatchTableChunk>                            patchTable;
-    std::unique_ptr<FunctionVariantsPatchTableChunk>            functionVariants;
     std::unique_ptr<DynamicConfigChunk>                         dynamicConfig;
     std::unique_ptr<PrebuiltLoaderChunk>                        cacheDylibsLoaders;
     std::unique_ptr<PrebuiltLoaderChunk>                        executableLoaders;
     std::unique_ptr<CacheTrieChunk>                             executablesTrie;
     std::unique_ptr<SymbolStringsChunk>                         optimizedSymbolStrings;
+    std::unique_ptr<UniquedGOTsChunk>                           uniquedGOTs;
+    std::unique_ptr<UniquedGOTsChunk>                           uniquedAuthGOTs;
+    std::unique_ptr<UniquedGOTsChunk>                           uniquedAuthPtrs;
     std::vector<std::unique_ptr<PointerHashTableChunk>>         pointerHashTables;
-    std::unique_ptr<PrewarmingChunk>                            prewarmingChunk;
 
     // Each subCache has its own Linkedit so needs its own optimizer
     SymbolStringsOptimizer                                      symbolStringsOptimizer;