arch/arm64/include/asm/stack_pointer.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_STACK_POINTER_H
#define __ASM_STACK_POINTER_H

/*
 * how to get the current stack pointer from C
 */
register unsigned long current_stack_pointer asm ("sp");

#endif /* __ASM_STACK_POINTER_H */