xref: /src/lib/libc/compat/arch/powerpc/gen/compat_sigsetjmp.S

/*	$NetBSD: compat_sigsetjmp.S,v 1.1 2006/02/18 00:45:22 matt Exp $	*/

#include <sys/syscall.h>

#include <machine/asm.h>

#if defined(LIBC_SCCS)
	.text
	.asciz "$NetBSD: compat_sigsetjmp.S,v 1.1 2006/02/18 00:45:22 matt Exp $"
#endif

ENTRY(sigsetjmp)
	mr	%r6,%r3
	or.	%r7,%r4,%r4
	beq	1f
	li	%r3,1			# SIG_BLOCK
	li	%r4,0
	li	%r0,SYS_compat_13_sigprocmask13
	sc				# assume no error	XXX
1:
	mflr	%r11
	mfcr	%r12
	mr	%r10,%r1
	mr	%r9,%r2
	mr	%r8,%r3
	stmw	%r7,0(%r6)
	li	%r3,0
	blr

ENTRY(siglongjmp)
	lmw	%r7,0(%r3)
	mr	%r6,%r4
	mtlr	%r11
	mtcr	%r12
	mr	%r2,%r9
	mr	%r1,%r10
	or.	%r7,%r7,%r7
	beq	1f
	mr	%r4,%r8
	li	%r3,3			# SIG_SETMASK
	li	%r0,SYS_compat_13_sigprocmask13
	sc				# assume no error	XXX
1:
	or.	%r3,%r6,%r6
	bnelr
	li	%r3,1
	blr