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authorUlrich Drepper <drepper@redhat.com>1997-08-29 21:01:47 +0000
committerUlrich Drepper <drepper@redhat.com>1997-08-29 21:01:47 +0000
commit800d775e426b9c0af63f711b79b09bf540c97456 (patch)
treeff7858571c81f2e6077c5e35b465494052984876 /sysdeps/powerpc/mul_1.s
parent39e16978c3b4ac8eaf2201fac56316623910d9da (diff)
1997-08-29 21:45 Ulrich Drepper <drepper@cygnus.com> * sunrpc/auth_des.c: New file. Copied from former secure_rpc add-on. * sunrpc/authdes_prot.c: New file. Likewise. * sunrpc/des.h: New file. Likewise. * sunrpc/des_crypt.c: New file. Likewise. * sunrpc/des_soft.c: New file. Likewise. * sunrpc/key_call.c: New file. Likewise. * sunrpc/key_prot.c: New file. Likewise. * sunrpc/netname.c: New file. Likewise. * sunrpc/openchild.c: New file. Likewise. * sunrpc/rtime.c: New file. Likewise. * sunrpc/svc_auth.c: New file. Likewise. * sunrpc/svcauth_des.c: New file. Likewise. * sunrpc/xcrypt.c: New file. Likewise. * sunrpc/rpc/auth.h: New file. Likewise. * sunrpc/rpc/auth_des.h: New file. Likewise. * sunrpc/rpc/des_crypt.h: New file. Likewise. * sunrpc/rpc/key_prot.h: New file. Likewise. * sunrpc/rpcsvc/key_prot.x: New file. Likewise. * sysdeps/generic/svc_auth.h: Removed. * sysdeps/generic/rpc/auth.h: Removed. * sysdeps/generic/rpc/auth_des.h: Removed. * sysdeps/stub/des_impl.c: New file. Stub version for DES. * sunrpc/Makefile (rpcsvc): Add keyprot.x. (headers): Add des_crypt.h and key_prot.h. (routines): Add auth_des, authdes_prot, des_crypt, des_impl, des_soft, key_call, key_prot, netname, openchild, rtime, svcauth_des, xcrypt. (distribute): Add des.h. * db2/Makefile: Add all headers and other files to distribute. (others): Add db_printlog. * sysdeps/mach/hurd/Dist: Add net/* headers. * sysdeps/mach/hurd/mips/Dist: New file. * sysdeps/powerpc/Dist: Add fe_nomask.c and t_sqrt.c. * sysdeps/sparc/Dist: Add sys/trap.h. * sysdeps/sparc/sparc32/Dist: Remove sys/trap.h. * sysdeps/sparc/sparc32/sparcv8/Dist: New file. * sysdeps/unix/sysv/linux/mips/Dist: Add sgidefs.h. * sysdeps/unix/sysv/linux/sparc/Dist: Add sys/trap.h. * sysdeps/unix/sysv/linux/sparc/sparc32/Dist: Remove sys/trap.h. Add previously missing assembler files for PPC. * sysdeps/powerpc/add_n.s: New file. * sysdeps/powerpc/addmul_1.s: New file. * sysdeps/powerpc/lshift.s: New file. * sysdeps/powerpc/memset.s: New file. * sysdeps/powerpc/mul_1.s: New file. * sysdeps/powerpc/rshift.s: New file. * sysdeps/powerpc/strchr.s: New file. * sysdeps/powerpc/strcmp.s: New file. * sysdeps/powerpc/sub_n.s: New file. * sysdeps/powerpc/submul_1.s: New file. 1997-08-28 18:42 Thorsten Kukuk <kukuk@uni-paderborn.de> * nis/nis_server.c: Rewritten to fix a lot of bugs. 1997-08-28 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * md5-crypt/Makefile (LDFLAGS-md5crypt.so, libmd5crypt-map): New variables. in NLSPATH environment variable. Patch by HJ Lu <hjl@gnu.ai.mit.edu>.
Diffstat (limited to 'sysdeps/powerpc/mul_1.s')
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diff --git a/sysdeps/powerpc/mul_1.s b/sysdeps/powerpc/mul_1.s
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+ # Multiply a limb vector by a limb, for PowerPC.
+ # Copyright (C) 1993, 1994, 1995, 1997 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.
+
+ # mp_limb_t mpn_mul_1 (mp_ptr res_ptr, mp_srcptr s1_ptr,
+ # mp_size_t s1_size, mp_limb_t s2_limb)
+ # Calculate s1*s2 and put result in res_ptr; return carry.
+
+ .align 2
+ .globl __mpn_mul_1
+ .type __mpn_mul_1,@function
+
+__mpn_mul_1:
+ mtctr %r5
+
+ lwz %r0,0(%r4)
+ mullw %r7,%r0,%r6
+ mulhwu %r10,%r0,%r6
+ addi %r3,%r3,-4 # adjust res_ptr
+ addic %r5,%r5,0 # clear cy with dummy insn
+ bdz Lend
+
+Loop: lwzu %r0,4(%r4)
+ stwu %r7,4(%r3)
+ mullw %r8,%r0,%r6
+ adde %r7,%r8,%r10
+ mulhwu %r10,%r0,%r6
+ bdnz Loop
+
+Lend: stw %r7,4(%r3)
+ addze %r3,%r10
+ blr