diff options
Diffstat (limited to 'lib_arm/_ashldi3.S')
| -rw-r--r-- | lib_arm/_ashldi3.S | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/lib_arm/_ashldi3.S b/lib_arm/_ashldi3.S new file mode 100644 index 00000000000..31a26556b7b --- /dev/null +++ b/lib_arm/_ashldi3.S @@ -0,0 +1,47 @@ +/* Copyright 1995, 1996, 1998, 1999, 2000, 2003, 2004, 2005 + Free Software Foundation, Inc. + +This file is free software; you can redistribute it and/or modify it +under the terms of the GNU General Public License as published by the +Free Software Foundation; either version 2, or (at your option) any +later version. + +In addition to the permissions in the GNU General Public License, the +Free Software Foundation gives you unlimited permission to link the +compiled version of this file into combinations with other programs, +and to distribute those combinations without any restriction coming +from the use of this file. (The General Public License restrictions +do apply in other respects; for example, they cover modification of +the file, and distribution when not linked into a combine +executable.) + +This file 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 +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; see the file COPYING. If not, write to +the Free Software Foundation, 51 Franklin Street, Fifth Floor, +Boston, MA 02110-1301, USA. */ + + +#ifdef __ARMEB__ +#define al r1 +#define ah r0 +#else +#define al r0 +#define ah r1 +#endif + +.globl __ashldi3 +__ashldi3: + + subs r3, r2, #32 + rsb ip, r2, #32 + movmi ah, ah, lsl r2 + movpl ah, al, lsl r3 + orrmi ah, ah, al, lsr ip + mov al, al, lsl r2 + mov pc, lr + |