Artifact 8bfde7861e81862c05f3f7db2c3f287e6c4e1be182fd182a9b1322a04326afcc:
- File
src/runtime/private.h
— part of check-in
[5672243f7f]
at
2020-10-04 15:17:22
on branch 1.0
— Remove lookup-asm-x86_64-macho.S
This is unused now that only the Apple runtime can be used on macOS. (user: js, size: 11114) [annotate] [blame] [check-ins using]
/* * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, * 2018, 2019, 2020 * Jonathan Schleifer <js@nil.im> * * All rights reserved. * * This file is part of ObjFW. It may be distributed under the terms of the * Q Public License 1.0, which can be found in the file LICENSE.QPL included in * the packaging of this file. * * Alternatively, it may be distributed under the terms of the GNU General * Public License, either version 2 or 3, which can be found in the file * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this * file. */ #include "config.h" #import "macros.h" #import "platform.h" #if !defined(__has_feature) || !__has_feature(nullability) # ifndef _Nonnull # define _Nonnull # endif # ifndef _Nullable # define _Nullable # endif #endif typedef uint32_t (*_Nonnull objc_hashtable_hash_func)(const void *_Nonnull key); typedef bool (*_Nonnull objc_hashtable_equal_func)(const void *_Nonnull key1, const void *_Nonnull key2); struct objc_class { Class _Nonnull isa; Class _Nullable superclass; const char *_Nonnull name; unsigned long version; unsigned long info; long instanceSize; struct objc_ivar_list *_Nullable ivars; struct objc_method_list *_Nullable methodList; struct objc_dtable *_Nonnull DTable; Class _Nullable *_Nullable subclassList; void *_Nullable siblingClass; struct objc_protocol_list *_Nullable protocols; void *_Nullable GCObjectType; unsigned long ABIVersion; int32_t *_Nonnull *_Nullable ivarOffsets; struct objc_property_list *_Nullable propertyList; }; enum objc_class_info { OBJC_CLASS_INFO_CLASS = 0x001, OBJC_CLASS_INFO_METACLASS = 0x002, OBJC_CLASS_INFO_NEW_ABI = 0x010, OBJC_CLASS_INFO_SETUP = 0x100, OBJC_CLASS_INFO_LOADED = 0x200, OBJC_CLASS_INFO_DTABLE = 0x400, OBJC_CLASS_INFO_INITIALIZED = 0x800 }; struct objc_object { Class _Nonnull isa; }; struct objc_selector { uintptr_t UID; const char *_Nullable typeEncoding; }; struct objc_method { struct objc_selector selector; IMP _Nonnull implementation; }; struct objc_method_list { struct objc_method_list *_Nullable next; unsigned int count; struct objc_method methods[1]; }; struct objc_category { const char *_Nonnull categoryName; const char *_Nonnull className; struct objc_method_list *_Nullable instanceMethods; struct objc_method_list *_Nullable classMethods; struct objc_protocol_list *_Nullable protocols; }; struct objc_ivar { const char *_Nonnull name; const char *_Nonnull typeEncoding; unsigned int offset; }; struct objc_ivar_list { unsigned int count; struct objc_ivar ivars[1]; }; struct objc_method_description { const char *_Nonnull name; const char *_Nonnull typeEncoding; }; struct objc_method_description_list { int count; struct objc_method_description list[1]; }; struct objc_protocol_list { struct objc_protocol_list *_Nullable next; long count; Protocol *__unsafe_unretained _Nonnull list[1]; }; #if __has_attribute(__objc_root_class__) __attribute__((__objc_root_class__)) #endif @interface Protocol { @public Class _Nonnull isa; const char *_Nonnull name; struct objc_protocol_list *_Nullable protocolList; struct objc_method_description_list *_Nullable instanceMethods; struct objc_method_description_list *_Nullable classMethods; } @end enum objc_property_attributes { OBJC_PROPERTY_READONLY = 0x01, OBJC_PROPERTY_GETTER = 0x02, OBJC_PROPERTY_ASSIGN = 0x04, OBJC_PROPERTY_READWRITE = 0x08, OBJC_PROPERTY_RETAIN = 0x10, OBJC_PROPERTY_COPY = 0x20, OBJC_PROPERTY_NONATOMIC = 0x40, OBJC_PROPERTY_SETTER = 0x80 }; enum objc_property_extended_attributes { OBJC_PROPERTY_SYNTHESIZED = 0x1, OBJC_PROPERTY_DYNAMIC = 0x2, OBJC_PROPERTY_PROTOCOL = 0x3, OBJC_PROPERTY_ATOMIC = 0x4, OBJC_PROPERTY_WEAK = 0x8, OBJC_PROPERTY_STRONG = 0x10, OBJC_PROPERTY_UNSAFE_UNRETAINED = 0x20 }; struct objc_property { const char *_Nonnull name; unsigned char attributes, extendedAttributes; struct { const char *_Nullable name; const char *_Nullable typeEncoding; } getter, setter; }; struct objc_property_list { unsigned int count; struct objc_property_list *_Nullable next; struct objc_property properties[1]; }; struct objc_static_instances { const char *_Nonnull className; id _Nullable instances[1]; }; struct objc_symtab { unsigned long unknown; struct objc_selector *_Nullable selectorRefs; uint16_t classDefsCount; uint16_t categoryDefsCount; void *_Nonnull defs[1]; }; struct objc_module { unsigned long version; /* 9 = non-fragile */ unsigned long size; const char *_Nullable name; struct objc_symtab *_Nonnull symtab; }; struct objc_hashtable_bucket { const void *_Nonnull key, *_Nonnull object; uint32_t hash; }; struct objc_hashtable { objc_hashtable_hash_func hash; objc_hashtable_equal_func equal; uint32_t count, size; struct objc_hashtable_bucket *_Nonnull *_Nullable data; }; struct objc_sparsearray { struct objc_sparsearray_data { void *_Nullable next[256]; } *_Nonnull data; uint8_t indexSize; }; struct objc_dtable { struct objc_dtable_level2 { #ifdef OF_SELUID24 struct objc_dtable_level3 { IMP _Nullable buckets[256]; } *_Nonnull buckets[256]; #else IMP _Nullable buckets[256]; #endif } *_Nonnull buckets[256]; }; #if defined(OBJC_COMPILING_AMIGA_LIBRARY) || \ defined(OBJC_COMPILING_AMIGA_LINKLIB) struct objc_libc { void *_Nullable (*_Nonnull malloc)(size_t); void *_Nullable (*_Nonnull calloc)(size_t, size_t); void *_Nullable (*_Nonnull realloc)(void *_Nullable, size_t); void (*_Nonnull free)(void *_Nullable); int (*_Nonnull vfprintf)(FILE *_Nonnull, const char *_Nonnull, va_list); int (*_Nonnull fflush)(FILE *_Nonnull); void (*_Nonnull abort)(void); # ifdef HAVE_SJLJ_EXCEPTIONS int (*_Nonnull _Unwind_SjLj_RaiseException)(void *_Nonnull); # else int (*_Nonnull _Unwind_RaiseException)(void *_Nonnull); # endif void (*_Nonnull _Unwind_DeleteException)(void *_Nonnull); void *_Nullable (*_Nonnull _Unwind_GetLanguageSpecificData)( void *_Nonnull); uintptr_t (*_Nonnull _Unwind_GetRegionStart)(void *_Nonnull); uintptr_t (*_Nonnull _Unwind_GetDataRelBase)(void *_Nonnull); uintptr_t (*_Nonnull _Unwind_GetTextRelBase)(void *_Nonnull); uintptr_t (*_Nonnull _Unwind_GetIP)(void *_Nonnull); uintptr_t (*_Nonnull _Unwind_GetGR)(void *_Nonnull, int); void (*_Nonnull _Unwind_SetIP)(void *_Nonnull, uintptr_t); void (*_Nonnull _Unwind_SetGR)(void *_Nonnull, int, uintptr_t); # ifdef HAVE_SJLJ_EXCEPTIONS void (*_Nonnull _Unwind_SjLj_Resume)(void *_Nonnull); # else void (*_Nonnull _Unwind_Resume)(void *_Nonnull); # endif void (*_Nonnull __register_frame_info)(const void *_Nonnull, void *_Nonnull); void *(*_Nonnull __deregister_frame_info)(const void *_Nonnull); }; #endif #ifdef OBJC_COMPILING_AMIGA_LIBRARY # if defined(__MORPHOS__) # include <ppcinline/macros.h> # define OBJC_M68K_ARG(type, name, reg) type name = (type)REG_##reg; # else # define OBJC_M68K_ARG(type, name, reg) \ register type reg_##name __asm__(#reg); \ type name = reg_##name; # endif # undef stdout # undef stderr extern FILE *stdout, *stderr; #endif extern void objc_register_all_categories(struct objc_symtab *_Nonnull); extern struct objc_category *_Nullable *_Nullable objc_categories_for_class(Class _Nonnull); extern void objc_unregister_all_categories(void); extern void objc_initialize_class(Class _Nonnull); extern void objc_update_dtable(Class _Nonnull); extern void objc_register_all_classes(struct objc_symtab *_Nonnull); extern Class _Nullable objc_classname_to_class(const char *_Nonnull, bool); extern void objc_unregister_class(Class _Nonnull); extern void objc_unregister_all_classes(void); extern uint32_t objc_hash_string(const void *_Nonnull); extern bool objc_equal_string(const void *_Nonnull, const void *_Nonnull); extern struct objc_hashtable *_Nonnull objc_hashtable_new( objc_hashtable_hash_func, objc_hashtable_equal_func, uint32_t); extern struct objc_hashtable_bucket objc_deleted_bucket; extern void objc_hashtable_set(struct objc_hashtable *_Nonnull, const void *_Nonnull, const void *_Nonnull); extern void *_Nullable objc_hashtable_get(struct objc_hashtable *_Nonnull, const void *_Nonnull); extern void objc_hashtable_delete(struct objc_hashtable *_Nonnull, const void *_Nonnull); extern void objc_hashtable_free(struct objc_hashtable *_Nonnull); extern void objc_register_selector(struct objc_selector *_Nonnull); extern void objc_register_all_selectors(struct objc_symtab *_Nonnull); extern void objc_unregister_all_selectors(void); extern struct objc_sparsearray *_Nonnull objc_sparsearray_new(uint8_t); extern void *_Nullable objc_sparsearray_get(struct objc_sparsearray *_Nonnull, uintptr_t); extern void objc_sparsearray_set(struct objc_sparsearray *_Nonnull, uintptr_t, void *_Nullable); extern void objc_sparsearray_free(struct objc_sparsearray *_Nonnull); extern struct objc_dtable *_Nonnull objc_dtable_new(void); extern void objc_dtable_copy(struct objc_dtable *_Nonnull, struct objc_dtable *_Nonnull); extern void objc_dtable_set(struct objc_dtable *_Nonnull, uint32_t, IMP _Nullable); extern void objc_dtable_free(struct objc_dtable *_Nonnull); extern void objc_dtable_cleanup(void); extern void objc_init_static_instances(struct objc_symtab *_Nonnull); extern void objc_forget_pending_static_instances(void); extern void objc_zero_weak_references(id _Nonnull); extern Class _Nullable object_getTaggedPointerClass(id _Nonnull); #ifdef OF_HAVE_THREADS extern void objc_global_mutex_lock(void); extern void objc_global_mutex_unlock(void); extern void objc_global_mutex_free(void); #else # define objc_global_mutex_lock() # define objc_global_mutex_unlock() # define objc_global_mutex_free() #endif static inline IMP _Nullable objc_dtable_get(const struct objc_dtable *_Nonnull dtable, uint32_t idx) { #ifdef OF_SELUID24 uint8_t i = idx >> 16; uint8_t j = idx >> 8; uint8_t k = idx; return dtable->buckets[i]->buckets[j]->buckets[k]; #else uint8_t i = idx >> 8; uint8_t j = idx; return dtable->buckets[i]->buckets[j]; #endif } #if defined(OF_ELF) # if defined(OF_X86_64) || defined(OF_X86) || defined(OF_POWERPC) || \ defined(OF_ARM64) || defined(OF_ARM) || \ defined(OF_MIPS64_N64) || defined(OF_MIPS) || \ defined(OF_SPARC64) || defined(OF_SPARC) # define OF_ASM_LOOKUP # endif #elif defined(OF_WINDOWS) # if defined(OF_X86_64) || defined(OF_X86) # define OF_ASM_LOOKUP # endif #endif #define OBJC_ERROR(...) \ { \ fprintf(stderr, "[objc @ " __FILE__ ":%d] ", __LINE__); \ fprintf(stderr, __VA_ARGS__); \ fprintf(stderr, "\n"); \ fflush(stderr); \ abort(); \ OF_UNREACHABLE \ } @interface DummyObject { Class _Nonnull isa; } @property (readonly, nonatomic) bool allowsWeakReference; + (void)initialize; + (bool)resolveClassMethod: (nonnull SEL)selector; + (bool)resolveInstanceMethod: (nonnull SEL)selector; - (nonnull id)retain; - (void)release; - (nonnull id)autorelease; - (nonnull id)copy; - (nonnull id)mutableCopy; - (bool)retainWeakReference; @end