1/* BSD `_setjmp' entry point to `sigsetjmp (..., 0)'. MIPS64 version. 2 Copyright (C) 1996-2022 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 5 The GNU C Library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 The GNU C Library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library. If not, see 17 <https://www.gnu.org/licenses/>. */ 18 19/* This just does a tail-call to `__sigsetjmp (ARG, 0)'. 20 We cannot do it in C because it must be a tail-call, so frame-unwinding 21 in setjmp doesn't clobber the state restored by longjmp. */ 22 23#include <sgidefs.h> 24#include <sysdep.h> 25#include <sys/asm.h> 26 27#ifdef __PIC__ 28 .option pic2 29#endif 30ENTRY (_setjmp) 31#ifdef __PIC__ 32 SETUP_GP 33#endif 34 SETUP_GP64_REG (v0, C_SYMBOL_NAME (_setjmp)) 35 PTR_LA t9, C_SYMBOL_NAME (__sigsetjmp) 36#if _MIPS_SIM == _ABIO32 37 nop 38#endif 39 RESTORE_GP64_REG 40 move a1, zero /* Pass a second argument of zero. */ 41#ifdef __PIC__ 42 jr t9 43#else 44 j C_SYMBOL_NAME (__sigsetjmp) 45#endif 46END (_setjmp) 47libc_hidden_def (_setjmp) 48