iBoot/lib/libc/arm64/asm.h

48 lines
1.3 KiB
C

/*
* Copyright (c) 2007 Apple Inc. All rights reserved.
*/
/*
* @OSF_COPYRIGHT@
*/
/*
* Mach Operating System
* Copyright (c) 1991,1990,1989 Carnegie Mellon University
* All Rights Reserved.
*
* Permission to use, copy, modify and distribute this software and its
* documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
* ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie Mellon
* the rights to redistribute these changes.
*/
#ifndef _ARM_ASM_H_
#define _ARM_ASM_H_
#ifdef __ASSEMBLER__
#define PUSH_FRAME \
stp fp, lr, [sp, #-16]! %% \
mov fp, sp %%
#define POP_FRAME \
mov sp, fp %% \
ldp fp, lr, [sp], #16 %%
#endif /* __ASSEMBLER__ */
#endif /* _ARM_ASM_H_ */