| /* | |
| * arch/alpha/lib/dbg_stackkill.S | |
| * Contributed by Richard Henderson (rth@cygnus.com) | |
| * | |
| * Clobber the balance of the kernel stack, hoping to catch | |
| * uninitialized local variables in the act. | |
| */ | |
| #include <asm/asm-offsets.h> | |
| .text | |
| .set noat | |
| .align 5 | |
| .globl _mcount | |
| .ent _mcount | |
| _mcount: | |
| .frame $30, 0, $28, 0 | |
| .prologue 0 | |
| ldi $0, 0xdeadbeef | |
| lda $2, -STACK_SIZE | |
| sll $0, 32, $1 | |
| and $30, $2, $2 | |
| or $0, $1, $0 | |
| lda $2, TASK_SIZE($2) | |
| cmpult $2, $30, $1 | |
| beq $1, 2f | |
| 1: stq $0, 0($2) | |
| addq $2, 8, $2 | |
| cmpult $2, $30, $1 | |
| bne $1, 1b | |
| 2: ret ($28) | |
| .end _mcount |