From: kazu <kazu@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Fri, 14 Nov 2003 20:39:30 +0000 (+0000)
Subject: 	* config/h8300/lib1funcs.asm (___udivsi3): Peel off the first
X-Git-Tag: upstream/4.9.2~75306
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=75e81d821daebf3889d0df0ddedba1f822f37b18;p=platform%2Fupstream%2Flinaro-gcc.git

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


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@73620 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 3725a1c..44b6690 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+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):
diff --git a/gcc/config/h8300/lib1funcs.asm b/gcc/config/h8300/lib1funcs.asm
index 44d3990..744d402 100644
--- a/gcc/config/h8300/lib1funcs.asm
+++ b/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