glibc/sysdeps/powerpc/addmul_1.S
Ulrich Drepper 217eb19b6f Update.
1999-10-11  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/powerpc/Makefile [math] (libm-support): Remove t_sqrt.

	* sysdeps/powerpc/e_sqrt.c: Moved to...
	* sysdeps/powerpc/fpu/e_sqrt.c: ...here.
	* sysdeps/powerpc/e_sqrtf.c: Moved to...
	* sysdeps/powerpc/fpu/e_sqrtf.c: ...here.

	* sysdeps/powerpc/submul_1.S: Adjust asm syntax.
	* sysdeps/powerpc/sub_n.S: Likewise.
	* sysdeps/powerpc/strlen.S: Likewise.
	* sysdeps/powerpc/strcpy.S: Likewise.
	* sysdeps/powerpc/strcmp.S: Likewise.
	* sysdeps/powerpc/strchr.S: Likewise.
	* sysdeps/powerpc/stpcpy.S: Likewise.
	* sysdeps/powerpc/setjmp.S: Likewise.
	* sysdeps/powerpc/rshift.S: Likewise.
	* sysdeps/powerpc/ppc-mcount.S: Likewise.
	* sysdeps/powerpc/mul_1.S: Likewise.
	* sysdeps/powerpc/memset.S: Likewise.
	* sysdeps/powerpc/lshift.S: Likewise.
	* sysdeps/powerpc/dl-start.S: Likewise.
	* sysdeps/powerpc/bzero.S: Likewise.
	* sysdeps/powerpc/bsd-setjmp.S: Likewise.
	* sysdeps/powerpc/bsd-_setjmp.S: Likewise.
	* sysdeps/powerpc/addmul_1.S: Likewise.
	* sysdeps/powerpc/add_n.S: Likewise.
	* sysdeps/powerpc/__longjmp.S: Likewise.
	* sysdeps/powerpc/elf/start.S: Likewise.

1999-10-11  Cristian Gafton  <gafton@redhat.com>

	* sysdeps/unix/sysv/linux/alpha/bits/sigaction.h: Declare
1999-10-11 22:31:36 +00:00

50 lines
1.5 KiB
ArmAsm

/* Multiply a limb vector by a single limb, for PowerPC.
Copyright (C) 1993, 1994, 1995, 1997, 1999 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 1f
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 0b
1: stw r8,4(r3)
addze r3,r10
blr
END(__mpn_addmul_1)