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Annotation of OpenXM_contrib/gmp/mpn/pyr/addmul_1.s, Revision 1.1

1.1     ! maekawa     1: # Pyramid __mpn_addmul_1 -- Multiply a limb vector with a limb and add
        !             2: # the result to a second limb vector.
        !             3:
        !             4: # Copyright (C) 1995 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: .text
        !            24:        .align  2
        !            25: .globl ___mpn_addmul_1
        !            26: ___mpn_addmul_1:
        !            27:        mova    (pr0)[pr2*4],pr0
        !            28:        mova    (pr1)[pr2*4],pr1
        !            29:        mnegw   pr2,pr2
        !            30:        movw    $0,tr3
        !            31:
        !            32: Loop:  movw    (pr1)[pr2*4],tr1
        !            33:        uemul   pr3,tr0
        !            34:        addw    tr3,tr1
        !            35:        movw    $0,tr3
        !            36:        addwc   tr0,tr3
        !            37:        movw    (pr0)[pr2*0x4],tr0
        !            38:        addw    tr0,tr1
        !            39:        addwc   $0,tr3
        !            40:        movw    tr1,(pr0)[pr2*4]
        !            41:        addw    $1,pr2
        !            42:        bne     Loop
        !            43:
        !            44:        movw    tr3,pr0
        !            45:        ret