Files
Linux_Drivers/linux_5.10/arch/alpha/lib/dbg_current.S
sam.xiang 5c7dd7acc3 [linux] create linux_5.10.4 from T-head official:
repo: https://github.com/T-head-Semi/linux
	commit: b1313fe517ca3703119dcc99ef3bbf75ab42bcfb

Change-Id: I6cbb35294024ea3a66140e311f4bb705fd7fd626
2023-03-10 20:32:41 +08:00

31 lines
441 B
ArmAsm

/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/dbg_current.S
* Contributed by Richard Henderson (rth@cygnus.com)
*
* Trap if we find current not correct.
*/
#include <asm/pal.h>
.text
.set noat
.globl _mcount
.ent _mcount
_mcount:
.frame $30, 0, $28, 0
.prologue 0
lda $0, -0x4000($30)
cmpult $8, $30, $1
cmpule $0, $30, $2
and $1, $2, $3
bne $3, 1f
call_pal PAL_bugchk
1: ret $31, ($28), 1
.end _mcount