/* longjmp, OpenRISC version.
   Copyright (C) 2022 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, write to the Free
   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   02111-1307 USA.  */

#include <sysdep.h>
#define _ASM
#define _SETJMP_H
#include <bits/setjmp.h>

ENTRY (__longjmp)
	l.lwz	r1, 0(r3)
	l.lwz	r2, 4(r3)

	/* if r4 is 0, something wrong, so set it to 1 */
	l.sfeqi	r4, 0x0
	l.bnf	1f		/* r4 != 0, longjmp value sensible */
	 l.nop
	l.ori	r4, r0, 0x1	/* make nonzero */
1:
	l.addi	r11, r4, 0
	l.lwz	r9, 8(r3)
	l.lwz	r10, 12(r3)
	l.lwz	r14, 16(r3)
	l.lwz	r16, 20(r3)
	l.lwz	r18, 24(r3)
	l.lwz	r20, 28(r3)
	l.lwz	r22, 32(r3)
	l.lwz	r24, 36(r3)
	l.lwz	r26, 40(r3)
	l.lwz	r28, 44(r3)
	l.lwz	r30, 48(r3)
	l.jr	r9
	 l.nop
END (__longjmp)
libc_hidden_def (__longjmp)
