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Annotation of OpenXM/src/kan96xx/gmp-2.0.2/mpn/m88k/mc88110/mul_1.s, Revision 1.1

1.1     ! maekawa     1: ; mc88110 __mpn_mul_1 -- Multiply a limb vector with a single limb and
        !             2: ; store the product in a second limb vector.
        !             3:
        !             4: ; Copyright (C) 1992, 1994, 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:
        !            24: ; INPUT PARAMETERS
        !            25: ; res_ptr      r2
        !            26: ; s1_ptr       r3
        !            27: ; size         r4
        !            28: ; s2_limb      r5
        !            29:
        !            30:        text
        !            31:        align   16
        !            32:        global  ___mpn_mul_1
        !            33: ___mpn_mul_1:
        !            34:        ; Make S1_PTR and RES_PTR point at the end of their blocks
        !            35:        ; and negate SIZE.
        !            36:        lda      r3,r3[r4]
        !            37:        lda      r8,r2[r4]              ; RES_PTR in r8 since r2 is retval
        !            38:        subu     r4,r0,r4
        !            39:
        !            40:        addu.co  r2,r0,r0               ; r2 = cy = 0
        !            41:
        !            42:        ld       r6,r3[r4]
        !            43:        addu     r4,r4,1
        !            44:        mulu.d   r10,r6,r5
        !            45:        bcnd.n   eq0,r4,Lend
        !            46:         subu    r8,r8,8
        !            47:
        !            48: Loop:  ld       r6,r3[r4]
        !            49:        addu.cio r9,r11,r2
        !            50:        or       r2,r10,r0              ; could be avoided if unrolled
        !            51:        addu     r4,r4,1
        !            52:        mulu.d   r10,r6,r5
        !            53:        bcnd.n   ne0,r4,Loop
        !            54:         st      r9,r8[r4]
        !            55:
        !            56: Lend:  addu.cio r9,r11,r2
        !            57:        st       r9,r8,4
        !            58:        jmp.n    r1
        !            59:         addu.ci r2,r10,r0