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Annotation of OpenXM/src/kan96xx/gmp-2.0.2-ssh-2/mpn/ns32k/sub_n.s, Revision 1.1

1.1     ! takayama    1: # ns32000 __mpn_sub_n -- Subtract two limb vectors of the same length > 0 and
        !             2: # store difference in a third limb vector.
        !             3:
        !             4: # Copyright (C) 1992, 1994 Free Software Foundation, Inc.
        !             5:
        !             6: # This file is part of the GNU MP Library.
        !             7:
        !             8: # The GNU MP Library is free software; you can redistribute it and/or modify
        !             9: # it under the terms of the GNU Library General Public License as published by
        !            10: # the Free Software Foundation; either version 2 of the License, or (at your
        !            11: # option) any later version.
        !            12:
        !            13: # The GNU MP Library is distributed in the hope that it will be useful, but
        !            14: # WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
        !            15: # or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
        !            16: # License for more details.
        !            17:
        !            18: # You should have received a copy of the GNU Library General Public License
        !            19: # along with the GNU MP Library; see the file COPYING.LIB.  If not, write to
        !            20: # the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
        !            21: # MA 02111-1307, USA.
        !            22:
        !            23:
        !            24:        .align 1
        !            25: .globl ___mpn_sub_n
        !            26: ___mpn_sub_n:
        !            27:        save    [r3,r4,r5]
        !            28:        negd    28(sp),r3
        !            29:        movd    r3,r0
        !            30:        lshd    2,r0
        !            31:        movd    24(sp),r4
        !            32:        subd    r0,r4                   # r4 -> to end of S2
        !            33:        movd    20(sp),r5
        !            34:        subd    r0,r5                   # r5 -> to end of S1
        !            35:        movd    16(sp),r2
        !            36:        subd    r0,r2                   # r2 -> to end of RES
        !            37:        subd    r0,r0                   # cy = 0
        !            38:
        !            39: Loop:  movd    r5[r3:d],r0
        !            40:        subcd   r4[r3:d],r0
        !            41:        movd    r0,r2[r3:d]
        !            42:        acbd    1,r3,Loop
        !            43:
        !            44:        scsd    r0                      # r0 = cy.
        !            45:        restore [r5,r4,r3]
        !            46:        ret     0