summaryrefslogtreecommitdiff
path: root/src/setjmp/arm/setjmp.s
blob: 904ff1027da28f1a978a891432571eedf41e5a0f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
.global __setjmp
.global _setjmp
.global setjmp
.type __setjmp,%function
.type _setjmp,%function
.type setjmp,%function
__setjmp:
_setjmp:
setjmp:
	mov ip,r0
	stmia ip!,{v1,v2,v3,v4,v5,v6,sl,fp,sp,lr}
	mov r0,#0

	adr r1,1f
	ldr r2,1f
	ldr r1,[r1,r2]

	tst r1,#0x260
	beq 3f
	tst r1,#0x20
	beq 2f
	stc p2, cr4, [ip], #48
2:	tst r1,#0x40
	beq 2f
	stc p11, cr8, [ip], #64
	mrc p10, 7, r2, cr1, cr0, 0
	stmia ip!, {r0,r2}
2:	tst r1,#0x200
	beq 3f
	stcl p1, cr10, [ip], #8
	stcl p1, cr11, [ip], #8
	stcl p1, cr12, [ip], #8
	stcl p1, cr13, [ip], #8
	stcl p1, cr14, [ip], #8
	stcl p1, cr15, [ip], #8
3:	tst lr,#1
	moveq pc,lr
	bx lr

.hidden __hwcap
1:	.word __hwcap-1b