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//===-- crtbegin.c - Start of constructors and destructors ----------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include <stddef.h>
__attribute__((visibility("hidden"))) void *__dso_handle = &__dso_handle;
__extension__ static void *__EH_FRAME_LIST__[]
__attribute__((section(".eh_frame"), aligned(sizeof(void *)))) = {};
extern void __register_frame_info(const void *, void *) __attribute__((weak));
extern void *__deregister_frame_info(const void *) __attribute__((weak));
#ifndef CRT_HAS_INITFINI_ARRAY
typedef void (*fp)(void);
static fp __CTOR_LIST__[]
__attribute__((section(".ctors"), aligned(sizeof(fp)))) = {(fp)-1};
extern fp __CTOR_LIST_END__[];
#endif
extern void __cxa_finalize(void *) __attribute__((weak));
static void __attribute__((used)) __do_init() {
static _Bool __initialized;
if (__builtin_expect(__initialized, 0))
return;
__initialized = 1;
static struct { void *p[8]; } __object;
if (__register_frame_info)
__register_frame_info(__EH_FRAME_LIST__, &__object);
#ifndef CRT_HAS_INITFINI_ARRAY
const size_t n = __CTOR_LIST_END__ - __CTOR_LIST__ - 1;
for (size_t i = n; i >= 1; i--) __CTOR_LIST__[i]();
#endif
}
#ifdef CRT_HAS_INITFINI_ARRAY
__attribute__((section(".init_array"),
used)) static void (*__init)(void) = __do_init;
#else // CRT_HAS_INITFINI_ARRAY
#if defined(__i386__) || defined(__x86_64__)
asm(".pushsection .init,\"ax\",@progbits\n\t"
"call " __USER_LABEL_PREFIX__ "__do_init\n\t"
".popsection");
#elif defined(__arm__)
asm(".pushsection .init,\"ax\",%progbits\n\t"
"bl " __USER_LABEL_PREFIX__ "__do_init\n\t"
".popsection");
#endif // CRT_HAS_INITFINI_ARRAY
#endif
#ifndef CRT_HAS_INITFINI_ARRAY
static fp __DTOR_LIST__[]
__attribute__((section(".dtors"), aligned(sizeof(fp)))) = {(fp)-1};
extern fp __DTOR_LIST_END__[];
#endif
static void __attribute__((used)) __do_fini() {
static _Bool __finalized;
if (__builtin_expect(__finalized, 0))
return;
__finalized = 1;
if (__cxa_finalize)
__cxa_finalize(__dso_handle);
#ifndef CRT_HAS_INITFINI_ARRAY
if (__deregister_frame_info)
__deregister_frame_info(__EH_FRAME_LIST__);
const size_t n = __DTOR_LIST_END__ - __DTOR_LIST__ - 1;
for (size_t i = 1; i <= n; i++) __DTOR_LIST__[i]();
#endif
}
#ifdef CRT_HAS_INITFINI_ARRAY
__attribute__((section(".fini_array"),
used)) static void (*__fini)(void) = __do_fini;
#else // CRT_HAS_INITFINI_ARRAY
#if defined(__i386__) || defined(__x86_64__)
asm(".pushsection .fini,\"ax\",@progbits\n\t"
"call " __USER_LABEL_PREFIX__ "__do_fini\n\t"
".popsection");
#elif defined(__arm__)
asm(".pushsection .fini,\"ax\",%progbits\n\t"
"bl " __USER_LABEL_PREFIX__ "__do_fini\n\t"
".popsection");
#endif
#endif // CRT_HAS_INIT_FINI_ARRAY
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