/* setjmp for PowerPC.

   Copyright (C) 1995-2018 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 <sysdep.h>

#include <stap-probe.h>

#define _ASM

#ifdef __NO_VMX__

# include <novmxsetjmp.h>

#else

# include <jmpbuf-offsets.h>

#endif

#if defined __SPE__ || (defined __NO_FPRS__ && !defined _SOFT_FLOAT)

# define SAVE_GP(N)	evstdd r##N,((JB_FPRS+((N)-14)*2)*4)(3)

#else

# define SAVE_GP(N)	stw r##N,((JB_GPRS+(N)-14)*4)(3)

#endif

ENTRY (__sigsetjmp_symbol)

#ifdef PTR_MANGLE

	mr   r5,r1

	PTR_MANGLE(r5, r10)

	stw  r5,(JB_GPR1*4)(3)

#else

	stw  r1,(JB_GPR1*4)(3)

#endif

	mflr r0

	/* setjmp probe expects longjmp first argument (4@3), second argument

	   (-4@4), and target address (4@0), respectively.  */

	LIBC_PROBE (setjmp, 3, 4@3, -4@4, 4@0)

	SAVE_GP (14)

#ifdef PTR_MANGLE

	PTR_MANGLE2 (r0, r10)

	li   r10,0

#endif

	stw  r0,(JB_LR*4)(3)

	SAVE_GP (15)

	mfcr r0

	SAVE_GP (16)

	stw  r0,(JB_CR*4)(3)

	SAVE_GP (17)

	SAVE_GP (18)

	SAVE_GP (19)

	SAVE_GP (20)

	SAVE_GP (21)

	SAVE_GP (22)

	SAVE_GP (23)

	SAVE_GP (24)

	SAVE_GP (25)

	SAVE_GP (26)

	SAVE_GP (27)

	SAVE_GP (28)

	SAVE_GP (29)

	SAVE_GP (30)

	SAVE_GP (31)

#if IS_IN (rtld)

	li   r3,0

	blr

#else

	b __sigjmp_save_symbol@local

#endif

END (__sigsetjmp_symbol)