xref: /netbsd-src/lib/libc/compat/arch/powerpc/gen/compat_sigsetjmp.S (revision b1c86f5f087524e68db12794ee9c3e3da1ab17a0)
1/*	$NetBSD: compat_sigsetjmp.S,v 1.1 2006/02/18 00:45:22 matt Exp $	*/
2
3#include <sys/syscall.h>
4
5#include <machine/asm.h>
6
7#if defined(LIBC_SCCS)
8	.text
9	.asciz "$NetBSD: compat_sigsetjmp.S,v 1.1 2006/02/18 00:45:22 matt Exp $"
10#endif
11
12ENTRY(sigsetjmp)
13	mr	%r6,%r3
14	or.	%r7,%r4,%r4
15	beq	1f
16	li	%r3,1			# SIG_BLOCK
17	li	%r4,0
18	li	%r0,SYS_compat_13_sigprocmask13
19	sc				# assume no error	XXX
201:
21	mflr	%r11
22	mfcr	%r12
23	mr	%r10,%r1
24	mr	%r9,%r2
25	mr	%r8,%r3
26	stmw	%r7,0(%r6)
27	li	%r3,0
28	blr
29
30ENTRY(siglongjmp)
31	lmw	%r7,0(%r3)
32	mr	%r6,%r4
33	mtlr	%r11
34	mtcr	%r12
35	mr	%r2,%r9
36	mr	%r1,%r10
37	or.	%r7,%r7,%r7
38	beq	1f
39	mr	%r4,%r8
40	li	%r3,3			# SIG_SETMASK
41	li	%r0,SYS_compat_13_sigprocmask13
42	sc				# assume no error	XXX
431:
44	or.	%r3,%r6,%r6
45	bnelr
46	li	%r3,1
47	blr
48