/* Copyright (C) 1992-2018 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/>.  */

#define __ASSEMBLY__

#include <sysdep.h>

#include <jmpbuf-offsets.h>

	.ent __sigsetjmp

	.global __sigsetjmp

__sigsetjmp:

	ldgp    gp, 0(pv)

$sigsetjmp_local:

#ifndef PIC

#define FRAME	16

	subq    sp, FRAME, sp

	.frame  sp, FRAME, ra, 0

	stq     ra, 0(sp)

	.mask   0x04000000, -FRAME

#else

#define FRAME	0

	.frame	sp, FRAME, ra, 0

#endif

#ifdef PROF

	.set noat

	lda	AT, _mcount

	jsr	AT, (AT), _mcount

	.set at

#endif

	.prologue 1

	stq	s0, JB_S0*8(a0)

	stq	s1, JB_S1*8(a0)

	stq	s2, JB_S2*8(a0)

	stq	s3, JB_S3*8(a0)

	stq	s4, JB_S4*8(a0)

	stq	s5, JB_S5*8(a0)

#ifdef PTR_MANGLE

	PTR_MANGLE(t1, ra, t0)

	stq	t1, JB_PC*8(a0)

#else

	stq	ra, JB_PC*8(a0)

#endif

#if defined(PTR_MANGLE) && FRAME == 0

	PTR_MANGLE2(t1, sp, t0)

#else

	addq	sp, FRAME, t1

# ifdef PTR_MANGLE

	PTR_MANGLE2(t1, t1, t0)

# endif

#endif

	stq	t1, JB_SP*8(a0)

#ifdef PTR_MANGLE

	PTR_MANGLE2(t1, fp, t0)

	stq	t1, JB_FP*8(a0)

#else

	stq	fp, JB_FP*8(a0)

#endif

	stt	$f2, JB_F2*8(a0)

	stt	$f3, JB_F3*8(a0)

	stt	$f4, JB_F4*8(a0)

	stt	$f5, JB_F5*8(a0)

	stt	$f6, JB_F6*8(a0)

	stt	$f7, JB_F7*8(a0)

	stt	$f8, JB_F8*8(a0)

	stt	$f9, JB_F9*8(a0)

#ifndef PIC

	/* Call to C to (potentially) save our signal mask.  */

	jsr	ra, __sigjmp_save

	ldq	ra, 0(sp)

	addq	sp, 16, sp

	ret

#elif IS_IN (rtld)

	/* In ld.so we never save the signal mask.  */

	mov	0, v0

	ret

#else

	/* Tailcall to save the signal mask.  */

	br	$31, __sigjmp_save	!samegp

#endif

END(__sigsetjmp)

hidden_def (__sigsetjmp)

/* Put these traditional entry points in the same file so that we can

   elide much of the nonsense in trying to jmp to the real function.  */

ENTRY(_setjmp)

	ldgp	gp, 0(pv)

	.prologue 1

	mov	0, a1

	br	$sigsetjmp_local

END(_setjmp)

libc_hidden_def (_setjmp)

ENTRY(setjmp)

	ldgp	gp, 0(pv)

	.prologue 1

	mov	1, a1

	br	$sigsetjmp_local

END(setjmp)

weak_extern(_setjmp)

weak_extern(setjmp)