arch/alpha/lib/dbg_stackkill.S

Source file repositories/reference/linux-study-clean/arch/alpha/lib/dbg_stackkill.S

File Facts

System
Linux kernel
Corpus path
arch/alpha/lib/dbg_stackkill.S
Extension
.S
Size
614 bytes
Lines
37
Domain
Architecture Layer
Bucket
arch/alpha
Inferred role
Architecture Layer: arch/alpha
Status
atlas-only

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

#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

Annotation

Implementation Notes