--- /dev/null
+/*
+ * Copyright (c) 2009 Apple Inc. All Rights Reserved.
+ *
+ * @APPLE_LICENSE_HEADER_START@
+ *
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this
+ * file.
+ *
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ *
+ * @APPLE_LICENSE_HEADER_END@
+ */
+
+
+#ifndef _OBJC_ABI_H
+#define _OBJC_ABI_H
+
+/*
+ * WARNING DANGER HAZARD BEWARE EEK
+ *
+ * Everything in this file is for Apple Internal use only.
+ * These will change in arbitrary OS updates and in unpredictable ways.
+ * When your program breaks, you get to keep both pieces.
+ */
+
+/*
+ * objc-abi.h: Declarations for functions used by compiler codegen.
+ */
+
+#include <malloc/malloc.h>
+#include <objc/objc.h>
+#include <objc/runtime.h>
+#include <objc/message.h>
+
+/* Runtime startup. */
+
+// Old static initializer. Used by old crt1.o and old bug workarounds.
+OBJC_EXPORT void _objcInit(void)
+ __OSX_AVAILABLE_STARTING(__MAC_10_0, __IPHONE_2_0);
+
+
+/* Properties */
+
+// Read or write an object property. Not all object properties use these.
+OBJC_EXPORT id objc_getProperty(id self, SEL _cmd, ptrdiff_t offset, BOOL atomic)
+ __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0);
+OBJC_EXPORT void objc_setProperty(id self, SEL _cmd, ptrdiff_t offset, id newValue, BOOL atomic, BOOL shouldCopy)
+ __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0);
+
+// Read or write a non-object property. Not all uses are C structs,
+// and not all C struct properties use this.
+OBJC_EXPORT void objc_copyStruct(void *dest, const void *src, ptrdiff_t size, BOOL atomic, BOOL hasStrong)
+ __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0);
+
+
+/* Classes. */
+#if __OBJC2__
+OBJC_EXPORT IMP _objc_empty_vtable
+ __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0);
+#endif
+OBJC_EXPORT struct objc_cache _objc_empty_cache
+ __OSX_AVAILABLE_STARTING(__MAC_10_0, __IPHONE_2_0);
+
+
+/* Messages */
+
+#if __OBJC2__
+// objc_msgSendSuper2() takes the current search class, not its superclass.
+OBJC_EXPORT id objc_msgSendSuper2(struct objc_super *super, SEL op, ...)
+ __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0);
+OBJC_EXPORT void objc_msgSendSuper2_stret(struct objc_super *super, SEL op,...)
+ __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0);
+
+// objc_msgSend_noarg() may be faster for methods with no additional arguments.
+OBJC_EXPORT id objc_msgSend_noarg(id self, SEL _cmd)
+ __OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_5_0);
+#endif
+
+#if __OBJC2__
+// Debug messengers. Messengers used by the compiler have a debug flavor that
+// may perform extra sanity checking.
+// Old objc_msgSendSuper() does not have a debug version; this is OBJC2 only.
+// *_fixup() do not have debug versions; use non-fixup only for debug mode.
+OBJC_EXPORT id objc_msgSend_debug(id self, SEL op, ...)
+ __OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_5_0);
+OBJC_EXPORT id objc_msgSendSuper2_debug(struct objc_super *super, SEL op, ...)
+ __OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_5_0);
+OBJC_EXPORT void objc_msgSend_stret_debug(id self, SEL op, ...)
+ __OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_5_0);
+OBJC_EXPORT void objc_msgSendSuper2_stret_debug(struct objc_super *super, SEL op,...)
+ __OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_5_0);
+
+# if defined(__i386__)
+OBJC_EXPORT double objc_msgSend_fpret_debug(id self, SEL op, ...)
+ __OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_5_0);
+# elif defined(__x86_64__)
+OBJC_EXPORT long double objc_msgSend_fpret_debug(id self, SEL op, ...)
+ __OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_5_0);
+# if __STDC_VERSION__ >= 199901L
+OBJC_EXPORT _Complex long double objc_msgSend_fp2ret_debug(id self, SEL op, ...)
+ __OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_5_0);
+# else
+OBJC_EXPORT void objc_msgSend_fp2ret_debug(id self, SEL op, ...)
+ __OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_5_0);
+# endif
+# endif
+
+#endif
+
+#if __OBJC2__ && defined(__x86_64__)
+// objc_msgSend_fixup() is used for vtable-dispatchable call sites.
+OBJC_EXPORT id objc_msgSend_fixup(id self, SEL op, ...)
+ __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_NA);
+OBJC_EXPORT void objc_msgSend_stret_fixup(id self, SEL op, ...)
+ __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_NA);
+OBJC_EXPORT id objc_msgSendSuper2_fixup(struct objc_super *super, SEL op, ...)
+ __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_NA);
+OBJC_EXPORT void objc_msgSendSuper2_stret_fixup(struct objc_super *super, SEL op,...)
+ __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_NA);
+OBJC_EXPORT long double objc_msgSend_fpret_fixup(id self, SEL op, ...)
+ __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_NA);
+# if __STDC_VERSION__ >= 199901L
+OBJC_EXPORT _Complex long double objc_msgSend_fp2ret_fixup(id self, SEL op, ...)
+ __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_NA);
+# else
+OBJC_EXPORT void objc_msgSend_fp2ret_fixup(id self, SEL op, ...)
+ __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_NA);
+# endif
+#endif
+
+/* C++-compatible exception handling. */
+#if __OBJC2__
+
+// fixme these conflict with C++ compiler's internal definitions
+#if !defined(__cplusplus)
+
+// Vtable for C++ exception typeinfo for Objective-C types.
+OBJC_EXPORT const void *objc_ehtype_vtable[]
+ __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0);
+
+// C++ exception typeinfo for type `id`.
+OBJC_EXPORT struct objc_typeinfo OBJC_EHTYPE_id
+ __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0);
+
+#endif
+
+// Exception personality function for Objective-C and Objective-C++ code.
+struct _Unwind_Exception;
+struct _Unwind_Context;
+OBJC_EXPORT int
+__objc_personality_v0(int version,
+ int actions,
+ uint64_t exceptionClass,
+ struct _Unwind_Exception *exceptionObject,
+ struct _Unwind_Context *context)
+ __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0);
+
+#endif
+
+/* ARR */
+
+OBJC_EXPORT id objc_retainBlock(id)
+ __OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_5_0);
+
+#endif
projects / apple / objc4.git / blobdiff