/* Cancellable syscall wrapper.  Linux/ARC version.
   Copyright (C) 2023-2025 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/>.  */

#include <sysdep.h>
#include <descr-const.h>

/* long int __syscall_cancel_arch (int *cancelhandling,
				   __syscall_arg_t nr,
				   __syscall_arg_t arg1,
				   __syscall_arg_t arg2,
				   __syscall_arg_t arg3,
				   __syscall_arg_t arg4,
				   __syscall_arg_t arg5,
				   __syscall_arg_t arg6)  */

ENTRY (__syscall_cancel_arch)

	.globl __syscall_cancel_arch_start
__syscall_cancel_arch_start:
	ld_s	r12,[r0]
	bbit1	r12, TCB_CANCELED_BITMASK, 1f
	mov_s	r8, r1
	mov_s	r0, r2
	mov_s	r1, r3
	mov_s	r2, r4
	mov_s	r3, r5
	mov_s	r4, r6
	mov_s	r5, r7
	trap_s	0

	.globl __syscall_cancel_arch_end
__syscall_cancel_arch_end:
	j_s	[blink]

	.align 4
1:	push_s	blink
	cfi_def_cfa_offset (4)
	cfi_offset (31, -4)
	bl	@__syscall_do_cancel

END (__syscall_cancel_arch)