OpenCloudOS-Kernel/arch/alpha/lib/dbg_current.S

30 lines
402 B
ArmAsm
Raw Normal View History

/*
* 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