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Diffstat (limited to 'include/c++/v1/cxxabi.h')
| -rw-r--r-- | include/c++/v1/cxxabi.h | 187 |
1 files changed, 187 insertions, 0 deletions
diff --git a/include/c++/v1/cxxabi.h b/include/c++/v1/cxxabi.h new file mode 100644 index 0000000..867ba72 --- /dev/null +++ b/include/c++/v1/cxxabi.h @@ -0,0 +1,187 @@ +//===--------------------------- cxxabi.h ---------------------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#ifndef __CXXABI_H +#define __CXXABI_H + +/* + * This header provides the interface to the C++ ABI as defined at: + * http://www.codesourcery.com/cxx-abi/ + */ + +#include <stddef.h> +#include <stdint.h> + +#define _LIBCPPABI_VERSION 1001 +#define LIBCXXABI_NORETURN __attribute__((noreturn)) + +// FIXME: This is also in unwind.h and libunwind.h, can we consolidate? +#if !defined(__USING_SJLJ_EXCEPTIONS__) && defined(__arm__) && \ + !defined(__ARM_DWARF_EH__) && !defined(__APPLE__) +#define LIBCXXABI_ARM_EHABI 1 +#else +#define LIBCXXABI_ARM_EHABI 0 +#endif + +#ifdef __cplusplus + +namespace std { + class type_info; // forward declaration +} + + +// runtime routines use C calling conventions, but are in __cxxabiv1 namespace +namespace __cxxabiv1 { + extern "C" { + +// 2.4.2 Allocating the Exception Object +extern void * __cxa_allocate_exception(size_t thrown_size) throw(); +extern void __cxa_free_exception(void * thrown_exception) throw(); + +// 2.4.3 Throwing the Exception Object +extern LIBCXXABI_NORETURN void __cxa_throw(void * thrown_exception, + std::type_info * tinfo, void (*dest)(void *)); + +// 2.5.3 Exception Handlers +extern void * __cxa_get_exception_ptr(void * exceptionObject) throw(); +extern void * __cxa_begin_catch(void * exceptionObject) throw(); +extern void __cxa_end_catch(); +#if LIBCXXABI_ARM_EHABI +extern bool __cxa_begin_cleanup(void * exceptionObject) throw(); +extern void __cxa_end_cleanup(); +#endif +extern std::type_info * __cxa_current_exception_type(); + +// 2.5.4 Rethrowing Exceptions +extern LIBCXXABI_NORETURN void __cxa_rethrow(); + + + +// 2.6 Auxiliary Runtime APIs +extern LIBCXXABI_NORETURN void __cxa_bad_cast(void); +extern LIBCXXABI_NORETURN void __cxa_bad_typeid(void); + + + +// 3.2.6 Pure Virtual Function API +extern LIBCXXABI_NORETURN void __cxa_pure_virtual(void); + +// 3.2.7 Deleted Virtual Function API +extern LIBCXXABI_NORETURN void __cxa_deleted_virtual(void); + +// 3.3.2 One-time Construction API +#if __arm__ +extern int __cxa_guard_acquire(uint32_t*); +extern void __cxa_guard_release(uint32_t*); +extern void __cxa_guard_abort(uint32_t*); +#else +extern int __cxa_guard_acquire(uint64_t*); +extern void __cxa_guard_release(uint64_t*); +extern void __cxa_guard_abort(uint64_t*); +#endif + +// 3.3.3 Array Construction and Destruction API +extern void* __cxa_vec_new(size_t element_count, + size_t element_size, + size_t padding_size, + void (*constructor)(void*), + void (*destructor)(void*) ); + +extern void* __cxa_vec_new2(size_t element_count, + size_t element_size, + size_t padding_size, + void (*constructor)(void*), + void (*destructor)(void*), + void* (*alloc)(size_t), + void (*dealloc)(void*) ); + +extern void* __cxa_vec_new3(size_t element_count, + size_t element_size, + size_t padding_size, + void (*constructor)(void*), + void (*destructor)(void*), + void* (*alloc)(size_t), + void (*dealloc)(void*, size_t) ); + +extern void __cxa_vec_ctor(void* array_address, + size_t element_count, + size_t element_size, + void (*constructor)(void*), + void (*destructor)(void*) ); + + +extern void __cxa_vec_dtor(void* array_address, + size_t element_count, + size_t element_size, + void (*destructor)(void*) ); + + +extern void __cxa_vec_cleanup(void* array_address, + size_t element_count, + size_t element_size, + void (*destructor)(void*) ); + + +extern void __cxa_vec_delete(void* array_address, + size_t element_size, + size_t padding_size, + void (*destructor)(void*) ); + + +extern void __cxa_vec_delete2(void* array_address, + size_t element_size, + size_t padding_size, + void (*destructor)(void*), + void (*dealloc)(void*) ); + + +extern void __cxa_vec_delete3(void* __array_address, + size_t element_size, + size_t padding_size, + void (*destructor)(void*), + void (*dealloc) (void*, size_t)); + + +extern void __cxa_vec_cctor(void* dest_array, + void* src_array, + size_t element_count, + size_t element_size, + void (*constructor) (void*, void*), + void (*destructor)(void*) ); + + +// 3.3.5.3 Runtime API +extern int __cxa_atexit(void (*f)(void*), void* p, void* d); +extern int __cxa_finalize(void*); + + +// 3.4 Demangler API +extern char* __cxa_demangle(const char* mangled_name, + char* output_buffer, + size_t* length, + int* status); + +// Apple additions to support C++ 0x exception_ptr class +// These are primitives to wrap a smart pointer around an exception object +extern void * __cxa_current_primary_exception() throw(); +extern void __cxa_rethrow_primary_exception(void* primary_exception); +extern void __cxa_increment_exception_refcount(void* primary_exception) throw(); +extern void __cxa_decrement_exception_refcount(void* primary_exception) throw(); + +// Apple addition to support std::uncaught_exception() +extern bool __cxa_uncaught_exception() throw(); + + } // extern "C" +} // namespace __cxxabiv1 + +namespace abi = __cxxabiv1; + +#endif // __cplusplus + +#endif // __CXXABI_H |