setjmp.s

来自「cygwin, 著名的在win32下模拟unix操作系统的东东」· S 代码 · 共 53 行

	.file "setjmp.S"

	.section .text
	.align 1
	.global _setjmp
#ifdef __AM33__
	.am33
#endif
_setjmp:
        mov d0,a0
        mov d2,(0,a0)
        mov d3,(4,a0)
	mov mdr,d1
	mov d1,(8,a0)
        mov a2,(12,a0)
        mov a3,(16,a0)
	mov sp,a1
	mov a1,(20,a0)
#ifdef __AM33__
	add 24,a0
	mov r4,(a0+)
	mov r5,(a0+)
	mov r6,(a0+)
	mov r7,(a0+)
#endif
        sub d0,d0
	rets

	.global _longjmp
_longjmp:
	mov d0,a0
	mov (8,a0),d2
	mov d2,mdr
        mov (0,a0),d2
        mov (4,a0),d3
        mov (12,a0),a2
        mov (16,a0),a3
	mov (20,a0),a1
	mov a1,sp
#ifdef __AM33__
	add 24,a0
	mov (a0+),r4
	mov (a0+),r5
	mov (a0+),r6
	mov (a0+),r7
#endif
	cmp 0,d1
	bne L1
	mov 1,d1
L1: 
	mov d1,d0
	retf [],0