sub_n.s
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- # ns32000 __gmpn_sub_n -- Subtract two limb vectors of the same length > 0 and
- # store difference in a third 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/.
- .align 1
- .globl ___gmpn_sub_n
- ___gmpn_sub_n:
- save [r3,r4,r5]
- negd 28(sp),r3
- movd r3,r0
- lshd 2,r0
- movd 24(sp),r4
- subd r0,r4 # r4 -> to end of S2
- movd 20(sp),r5
- subd r0,r5 # r5 -> to end of S1
- movd 16(sp),r2
- subd r0,r2 # r2 -> to end of RES
- subd r0,r0 # cy = 0
- Loop: movd r5[r3:d],r0
- subcd r4[r3:d],r0
- movd r0,r2[r3:d]
- acbd 1,r3,Loop
- scsd r0 # r0 = cy.
- restore [r5,r4,r3]
- ret 0