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https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk
Subversion Repositories openrisc_2011-10-31
[/] [openrisc/] [trunk/] [gnu-src/] [newlib-1.18.0/] [newlib/] [libc/] [machine/] [x86_64/] [setjmp.S] - Rev 527
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/*
* ====================================================
* Copyright (C) 2007 by Ellips BV. All rights reserved.
*
* Permission to use, copy, modify, and distribute this
* software is freely granted, provided that this notice
* is preserved.
* ====================================================
*/
/*
** jmp_buf:
** rbx rbp r12 r13 r14 r15 rsp rip
** 0 8 16 24 32 40 48 56
*/
#include "x86_64mach.h"
.global SYM (setjmp)
.global SYM (longjmp)
SOTYPE_FUNCTION(setjmp)
SOTYPE_FUNCTION(longjmp)
SYM (setjmp):
movq rbx, 0 (rdi)
movq rbp, 8 (rdi)
movq r12, 16 (rdi)
movq r13, 24 (rdi)
movq r14, 32 (rdi)
movq r15, 40 (rdi)
leaq 8 (rsp), rax
movq rax, 48 (rdi)
movq (rsp), rax
movq rax, 56 (rdi)
movq $0, rax
ret
SYM (longjmp):
movq rsi, rax /* Return value */
movq 8 (rdi), rbp
__CLI
movq 48 (rdi), rsp
pushq 56 (rdi)
movq 0 (rdi), rbx
movq 16 (rdi), r12
movq 24 (rdi), r13
movq 32 (rdi), r14
movq 40 (rdi), r15
__STI
ret
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