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80 lines
2.0 KiB
C
80 lines
2.0 KiB
C
/* Dummy exception handling and frame unwind runtime interface routines.
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Copyright (C) 2004-2020 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library. If not, see
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<https://www.gnu.org/licenses/>. */
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/* ARM uses setjmp-longjmp exceptions. However, previous versions of
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GNU libc exported some DWARF-2 exception handling support routines.
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They are not necessary, but older (or broken) configurations of GCC
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will do so. Even though all references to these are weak, because
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they refer to versioned symbols, they must be provided. */
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#include <stdlib.h>
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#include <unwind.h>
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#include <unwind-dw2-fde.h>
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/* These may be called from startup code, but don't need to do
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anything. */
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void __register_frame_info_bases (void *a1, struct object *a2,
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void *a3, void *a4)
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{
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}
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void __register_frame_info (void *a1, struct object *a2)
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{
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}
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void __register_frame (void *a1)
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{
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}
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void __register_frame_info_table_bases (void *a1, struct object *a2,
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void *a3, void *a4)
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{
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}
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void __register_frame_info_table (void *a1, struct object *a2)
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{
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}
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void __register_frame_table (void *a1)
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{
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}
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void *__deregister_frame_info (void *a1)
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{
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return NULL;
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}
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void *__deregister_frame_info_bases (void *a1)
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{
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return NULL;
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}
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void __deregister_frame (void *a1)
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{
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}
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/* This should not be called. */
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fde *
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_Unwind_Find_FDE (void *a1, struct dwarf_eh_bases *a2)
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{
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abort ();
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}
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