Initial revision

mach/vax4/libbsd4_2/Makefile

@@ -0,0 +1,30 @@
+# $Header$
+install:	cp
+
+cp:             all
+		../../install head_em
+		../../install tail_mon
+		rm -f head_em tail_mon
+
+cmp:            all
+		-../../compare head_em
+		-../../compare tail_mon
+		rm -f head_em tail_mon
+
+all:            head_em tail_mon
+
+head_em:        head_em.s
+		vax4 -I../../../h -c head_em.s ; mv head_em.o head_em
+
+tail_mon:
+		ASAR=ar ; export ASAR ;\
+		RANLIB=ranlib ; export RANLIB ;\
+		march . tail_mon
+
+clean:
+		rm -f *.o
+opr:
+		make pr | opr
+pr:
+		@pr `pwd`/Makefile `pwd`/head_em.s
+		@pr -l33 `tail +1 LIST|sort`

mach/vax4/libbsd4_2/head_em.s

@@ -0,0 +1,82 @@
+#include "em_abs.h"
+#include "/usr/include/syscall.h"
+
+	# $Header$
+
+.globl	hol0
+.globl	.reghp
+.globl	.trppc
+.globl	.trpim
+
+	# run time startoff
+	.word	0
+	bispsw	$0100		# set FU(0100)
+	movl	4(sp),r0
+	clrl	-4(r0)
+	movl	sp,r0
+	movl	(r0)+,r1
+	movl	r0,r2
+a1:
+	tstl	(r0)+
+	bneq	a1
+	cmpl	r0,(r2)
+	blssu	a2
+	tstl	-(r0)
+a2:
+	pushl	r0
+	pushl	r2
+	pushl	r1
+	movl	$m1,ap
+	chmk	(ap)+		# catch floating point exception
+	calls	$3,_m_a_i_n
+	movl	$m2,ap
+	movl	r0,6(ap)
+	chmk	(ap)+
+	halt
+
+	.align	1
+sig8:
+	.word	0x0000
+	pushl	8(ap)
+	movl	(sp)+,ap
+	pushl	tab [ap]
+	jsb	.trp
+	movl	$m1,ap
+	chmk	(ap)+
+	ret
+
+	.data
+m1:
+	.word	SYS_sigvec
+	.long	3
+	.long	8
+	.long	m1a
+	.long	0
+m1a:
+	.long	sig8
+	.long	0
+	.long	0
+m2:
+	.word	1
+	.long	1
+	.long	0
+.reghp:
+	.long	_end
+hol0:
+	.space	8
+.trppc:
+	.space	4
+.trpim:
+	.long	0
+tab:
+	.long	0
+	.long	EIOVFL
+	.long	EIDIVZ
+	.long	EFOVFL
+	.long	EFDIVZ
+	.long	EFUNFL
+	.long	EILLINS
+	.long	EARRAY
+	.long	EFOVFL
+	.long	EFDIVZ
+	.long	EFUNFL