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-rw-r--r--sysdeps/i386/i586/sub_n.S29
1 files changed, 16 insertions, 13 deletions
diff --git a/sysdeps/i386/i586/sub_n.S b/sysdeps/i386/i586/sub_n.S
index 03c85d9aa6..dbfb5d2865 100644
--- a/sysdeps/i386/i586/sub_n.S
+++ b/sysdeps/i386/i586/sub_n.S
@@ -1,6 +1,6 @@
 /* Pentium __mpn_sub_n -- Subtract two limb vectors of the same length > 0
    and store difference in a third limb vector.
-   Copyright (C) 1992, 94, 95, 96, 97, 98 Free Software Foundation, Inc.
+   Copyright (C) 1992, 94, 95, 96, 97, 98, 2000 Free Software Foundation, Inc.
    This file is part of the GNU MP Library.
 
    The GNU MP Library is free software; you can redistribute it and/or modify
@@ -18,28 +18,29 @@
    the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
    MA 02111-1307, USA. */
 
-/*
-   INPUT PARAMETERS
-   res_ptr	(sp + 4)
-   s1_ptr	(sp + 8)
-   s2_ptr	(sp + 12)
-   size		(sp + 16)
-*/
-
 #include "sysdep.h"
 #include "asm-syntax.h"
+#include "bp-asm.h"
+
+#define PARMS	LINKAGE+16		/* space for 4 saved regs */
+#define RES	PARMS
+#define S1	RES+PTR_SIZE
+#define S2	S1+PTR_SIZE
+#define SIZE	S2+PTR_SIZE
 
 	.text
 ENTRY(__mpn_sub_n)
+	ENTER
+
 	pushl	%edi
 	pushl	%esi
 	pushl	%ebx
 	pushl	%ebp
 
-	movl	20(%esp),%edi		/* res_ptr */
-	movl	24(%esp),%esi		/* s1_ptr */
-	movl	28(%esp),%ebp		/* s2_ptr */
-	movl	32(%esp),%ecx		/* size */
+	movl	RES(%esp),%edi
+	movl	S1(%esp),%esi
+	movl	S2(%esp),%ebp
+	movl	SIZE(%esp),%ecx
 
 	movl	(%ebp),%ebx
 
@@ -123,5 +124,7 @@ L(end2):
 	popl	%ebx
 	popl	%esi
 	popl	%edi
+
+	LEAVE
 	ret
 END(__mpn_sub_n)