glibc/sysdeps/sh/sh3/setjmp.S

65 lines
1.6 KiB
ArmAsm

/* setjmp for SH3.
Copyright (C) 1999, 2000 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 Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <sysdep.h>
#define _SETJMP_H
#define _ASM
#include <bits/setjmp.h>
ENTRY (__sigsetjmp)
/* Save registers */
add #(JB_SIZE - 4 * 5), r4
stc.l gbr, @-r4
sts.l pr, @-r4
mov.l r15, @-r4
mov.l r14, @-r4
mov.l r13, @-r4
mov.l r12, @-r4
mov.l r11, @-r4
mov.l r10, @-r4
mov.l r9, @-r4
mov.l r8, @-r4
/* Make a tail call to __sigjmp_save; it takes the same args. */
#ifdef SHARED
mov.l 1f, r1
mova 1f, r0
bra 2f
add r1, r0
.align 2
1:
.long _GLOBAL_OFFSET_TABLE_
2:
mov.l .L1, r1
mov.l @(r0,r1), r1
jmp @r1
nop
.align 2
.L1:
.long C_SYMBOL_NAME(__sigjmp_save@GOT)
#else
mov.l .L1, r1
jmp @r1
nop
.align 2
.L1:
.long C_SYMBOL_NAME(__sigjmp_save)
#endif
END (__setjmp)