lib1funcs.asm (___udivsi3): Peel off the first iteration.

	* config/h8300/lib1funcs.asm (___udivsi3): Peel off the first
	iteration.

From-SVN: r73620

gcc/ChangeLog

+2003-11-14  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* config/h8300/lib1funcs.asm (___udivsi3): Peel off the first
+	iteration.
+
 2003-11-14  Fariborz Jahanian <fjahanian@apple.com>
 
 	* config/rs6000/rs6000.c (rs6000_move_block_from_reg):

gcc/config/h8300/lib1funcs.asm

@@ -633,13 +633,16 @@ divmod_L21:
 	mov.w	e2,e2
 	bne	divmod_L21
 #else
-	bra	divmod_L22
+	shlr.l	#2,er2		; make divisor < 2^16
+	mov.w	e2,e2
+	beq	divmod_L22A
 divmod_L21:
 	shlr.l	#2,er0
 divmod_L22:
 	shlr.l	#2,er2		; make divisor < 2^16
 	mov.w	e2,e2
 	bne	divmod_L21
+divmod_L22A:
 	rotxl.w	r2
 	bcs	divmod_L23
 	shlr.l	er0