98 lines
2.4 KiB
ArmAsm
98 lines
2.4 KiB
ArmAsm
|
; 29000 __gmpn_mul_1 -- Multiply a limb vector with a single limb and
|
||
|
|
; store the product in a second limb vector.
|
||
|
|
|
||
|
|
; Copyright 1992, 1994, 2000 Free Software Foundation, Inc.
|
||
|
|
|
||
|
|
; This file is part of the GNU MP Library.
|
||
|
|
|
||
|
|
; The GNU MP Library is free software; you can redistribute it and/or modify
|
||
|
|
; it under the terms of the GNU Lesser General Public License as published by
|
||
|
|
; the Free Software Foundation; either version 2.1 of the License, or (at your
|
||
|
|
; option) any later version.
|
||
|
|
|
||
|
|
; The GNU MP 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 Lesser General Public
|
||
|
|
; License for more details.
|
||
|
|
|
||
|
|
; You should have received a copy of the GNU Lesser General Public License
|
||
|
|
; along with the GNU MP Library; see the file COPYING.LIB. If not, write to
|
||
|
|
; the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
||
|
|
; MA 02110-1301, USA.
|
||
|
|
|
||
|
|
|
||
|
|
; INPUT PARAMETERS
|
||
|
|
; res_ptr lr2
|
||
|
|
; s1_ptr lr3
|
||
|
|
; size lr4
|
||
|
|
; s2_limb lr5
|
||
|
|
|
||
|
|
.cputype 29050
|
||
|
|
.sect .lit,lit
|
||
|
|
.text
|
||
|
|
.align 4
|
||
|
|
.global ___gmpn_mul_1
|
||
|
|
.word 0x60000
|
||
|
|
___gmpn_mul_1:
|
||
|
|
sub lr4,lr4,8
|
||
|
|
jmpt lr4,Ltail
|
||
|
|
const gr120,0 ; init cylimb reg
|
||
|
|
|
||
|
|
srl gr117,lr4,3 ; divide by 8
|
||
|
|
sub gr117,gr117,1 ; count for jmpfdec
|
||
|
|
|
||
|
|
Loop: mtsrim cr,(8-1)
|
||
|
|
loadm 0,0,gr96,lr3
|
||
|
|
add lr3,lr3,32
|
||
|
|
|
||
|
|
multiplu gr104,gr96,lr5
|
||
|
|
multmu gr96,gr96,lr5
|
||
|
|
multiplu gr105,gr97,lr5
|
||
|
|
multmu gr97,gr97,lr5
|
||
|
|
multiplu gr106,gr98,lr5
|
||
|
|
multmu gr98,gr98,lr5
|
||
|
|
multiplu gr107,gr99,lr5
|
||
|
|
multmu gr99,gr99,lr5
|
||
|
|
multiplu gr108,gr100,lr5
|
||
|
|
multmu gr100,gr100,lr5
|
||
|
|
multiplu gr109,gr101,lr5
|
||
|
|
multmu gr101,gr101,lr5
|
||
|
|
multiplu gr110,gr102,lr5
|
||
|
|
multmu gr102,gr102,lr5
|
||
|
|
multiplu gr111,gr103,lr5
|
||
|
|
multmu gr103,gr103,lr5
|
||
|
|
|
||
|
|
add gr104,gr104,gr120
|
||
|
|
addc gr105,gr105,gr96
|
||
|
|
addc gr106,gr106,gr97
|
||
|
|
addc gr107,gr107,gr98
|
||
|
|
addc gr108,gr108,gr99
|
||
|
|
addc gr109,gr109,gr100
|
||
|
|
addc gr110,gr110,gr101
|
||
|
|
addc gr111,gr111,gr102
|
||
|
|
addc gr120,gr103,0
|
||
|
|
|
||
|
|
mtsrim cr,(8-1)
|
||
|
|
storem 0,0,gr104,lr2
|
||
|
|
jmpfdec gr117,Loop
|
||
|
|
add lr2,lr2,32
|
||
|
|
|
||
|
|
Ltail: and lr4,lr4,(8-1)
|
||
|
|
sub gr118,lr4,1 ; count for CR
|
||
|
|
jmpt gr118,Lend
|
||
|
|
sub lr4,lr4,2
|
||
|
|
sub lr2,lr2,4 ; offset res_ptr by one limb
|
||
|
|
|
||
|
|
Loop2: load 0,0,gr116,lr3
|
||
|
|
add lr3,lr3,4
|
||
|
|
multiplu gr117,gr116,lr5
|
||
|
|
multmu gr118,gr116,lr5
|
||
|
|
add lr2,lr2,4
|
||
|
|
add gr117,gr117,gr120
|
||
|
|
store 0,0,gr117,lr2
|
||
|
|
jmpfdec lr4,Loop2
|
||
|
|
addc gr120,gr118,0
|
||
|
|
|
||
|
|
Lend: jmpi lr0
|
||
|
|
or gr96,gr120,0 ; copy
|