Retro68/gcc/libgcc/config/msp430/slli.S
2015-08-28 17:33:40 +02:00

109 lines
1.9 KiB
ArmAsm

; Copyright (C) 2012-2015 Free Software Foundation, Inc.
; Contributed by Red Hat.
;
; 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 3, or (at your option) any
; later version.
;
; 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.
;
; Under Section 7 of GPL version 3, you are granted additional
; permissions described in the GCC Runtime Library Exception, version
; 3.1, as published by the Free Software Foundation.
;
; You should have received a copy of the GNU General Public License and
; a copy of the GCC Runtime Library Exception along with this program;
; see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
; <http://www.gnu.org/licenses/>.
.text
/* Logical Left Shift - R12 -> R12 */
.macro _slli n
.global __mspabi_slli_\n
__mspabi_slli_\n:
ADD.W R12,R12
.endm
_slli 15
_slli 14
_slli 13
_slli 12
_slli 11
_slli 10
_slli 9
_slli 8
_slli 7
_slli 6
_slli 5
_slli 4
_slli 3
_slli 2
_slli 1
#ifdef __MSP430X_LARGE__
RETA
#else
RET
#endif
1: ADD.W #-1,R13
ADD.W R12,R12
.global __mspabi_slli
__mspabi_slli:
CMP #0,R13
JNZ 1b
#ifdef __MSP430X_LARGE__
RETA
#else
RET
#endif
/* Logical Left Shift - R12:R13 -> R12:R13 */
.macro _slll n
.global __mspabi_slll_\n
__mspabi_slll_\n:
ADD.W R12,R12
ADDC.W R13,R13
.endm
_slll 15
_slll 14
_slll 13
_slll 12
_slll 11
_slll 10
_slll 9
_slll 8
_slll 7
_slll 6
_slll 5
_slll 4
_slll 3
_slll 2
_slll 1
#ifdef __MSP430X_LARGE__
RETA
#else
RET
#endif
1: ADD.W #-1,R14
ADD.W R12,R12
ADDC.W R13,R13
.global __mspabi_slll
__mspabi_slll:
CMP #0,R14
JNZ 1b
#ifdef __MSP430X_LARGE__
RETA
#else
RET
#endif