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+/* __mpn_mul_1 -- Multiply a limb vector with a limb and store
+ the result in a second limb vector.
+ Copyright (C) 2000, 2001 Free Software Foundation, Inc.
+ Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
+ This file is part of the GNU MP Library.
+
+ The GNU MP Library is free software; you can redistribute it and/or modify
+ it under the terms of the GNU Library General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or (at your
+ option) any later version.
+
+ The GNU MP Library is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
+ License for more details.
+
+ You should have received a copy of the GNU Library General Public License
+ along with the GNU MP Library; see the file COPYING.LIB. If not, write to
+ the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+ MA 02111-1307, USA. */
+
+/*
+ INPUT PARAMETERS
+ res_ptr %r2
+ s1_ptr %r3
+ size %r4
+ s2_limb %r5
+*/
+
+#include <sysdep.h>
+#include "asm-syntax.h"
+
+ .text
+ENTRY(__mpn_mul_1)
+ st %r6,24(%r15)
+ slr %r6,%r6 # cy_limb = 0
+.L0: icm %r1,15,0(%r3) # get s1_ptr[i]
+ mr %r0,%r5 # umul_ppmm(prod_high,prod_low,s1_ptr[j],s2_limb)
+ jnm .L1
+ alr %r0,%r5
+.L1: ltr %r5,%r5
+ jnm .L2
+ al %r0,0(%r3)
+.L2: alr %r1,%r6 # prod_low += cy_limb
+ lr %r6,%r0 # cy_limb = prod_high
+ brc 12,.L3
+ ahi %r6,1 # + (prod_low < cy_limb)
+.L3: st %r1,0(%r2)
+ la %r2,4(0,%r2)
+ la %r3,4(0,%r3)
+ brct %r4,.L0
+ lr %r2,%r6 # return cy_limb
+ l %r6,24(%r15)
+.Lexit: br %r14
+END(__mpn_mul_1)