mul_1.s
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- ; 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 3 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. If not, see http://www.gnu.org/licenses/.
- ; 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
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