/* BSD `_setjmp' entry point to `sigsetjmp (..., 0)'. ARM version. Copyright (C) 1997, 1998 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ #include <bits/arm_asm.h> /* This just does a tail-call to `__sigsetjmp (ARG, 0)'. We cannot do it in C because it must be a tail-call, so frame-unwinding in setjmp doesn't clobber the state restored by longjmp. */ .global _setjmp .type _setjmp,%function .align 2 #if defined(THUMB1_ONLY) .thumb_func _setjmp: mov r1, #0 #ifdef __PIC__ ldr r3, .L_GOT adr r2, .L_GOT add r3, r2, r3 ldr r2, .L_GOT+4 /* __sigsetjmp */ ldr r2, [r2, r3] bx r2 .align 2 .L_GOT: .word _GLOBAL_OFFSET_TABLE_-.L_GOT .word __sigsetjmp(GOT) #else ldr r2, =__sigsetjmp bx r2 .pool #endif #else _setjmp: mov r1, #0 #ifdef __PIC__ b __sigsetjmp(PLT) #else b __sigsetjmp #endif #endif .size _setjmp,.-_setjmp