mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-17 02:20:10 +00:00
4e141d64a5
* sysdeps/powerpc/fpu/s_copysign.S: Use L() instead of local labels. * sysdeps/powerpc/submul_1.S: Likewise. * sysdeps/powerpc/sub_n.S: Likewise. * sysdeps/powerpc/strcpy.S: Likewise. * sysdeps/powerpc/strcmp.S: Likewise. * sysdeps/powerpc/stpcpy.S: Likewise. * sysdeps/powerpc/rshift.S: Likewise. * sysdeps/powerpc/mul_1.S: Likewise. * sysdeps/powerpc/memset.S: Likewise. * sysdeps/powerpc/lshift.S: Likewise. * sysdeps/powerpc/addmul_1.S: Likewise. * sysdeps/powerpc/add_n.S: Likewise.
50 lines
1.5 KiB
ArmAsm
50 lines
1.5 KiB
ArmAsm
/* Multiply a limb vector by a single limb, for PowerPC.
|
|
Copyright (C) 1993-1995, 1997, 1999, 2000 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C 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 C 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 C 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. */
|
|
|
|
#include <sysdep.h>
|
|
|
|
/* mp_limb_t mpn_addmul_1 (mp_ptr res_ptr, mp_srcptr s1_ptr,
|
|
mp_size_t s1_size, mp_limb_t s2_limb)
|
|
Calculate res+s1*s2 and put result back in res; return carry. */
|
|
ENTRY(__mpn_addmul_1)
|
|
mtctr r5
|
|
|
|
lwz r0,0(r4)
|
|
mullw r7,r0,r6
|
|
mulhwu r10,r0,r6
|
|
lwz r9,0(r3)
|
|
addc r8,r7,r9
|
|
addi r3,r3,-4 /* adjust res_ptr */
|
|
bdz L(1)
|
|
|
|
L(0): lwzu r0,4(r4)
|
|
stwu r8,4(r3)
|
|
mullw r8,r0,r6
|
|
adde r7,r8,r10
|
|
mulhwu r10,r0,r6
|
|
lwz r9,4(r3)
|
|
addze r10,r10
|
|
addc r8,r7,r9
|
|
bdnz L(0)
|
|
|
|
L(1): stw r8,4(r3)
|
|
addze r3,r10
|
|
blr
|
|
END(__mpn_addmul_1)
|