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

1.1     ! maekawa     1: # VAX __mpn_addmul_1 -- Multiply a limb vector with a limb and add
        !             2: # the result to a second 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: # INPUT PARAMETERS
        !            25: # res_ptr      (sp + 4)
        !            26: # s1_ptr       (sp + 8)
        !            27: # size         (sp + 12)
        !            28: # s2_limb      (sp + 16)
        !            29:
        !            30: .text
        !            31:        .align 1
        !            32: .globl ___mpn_addmul_1
        !            33: ___mpn_addmul_1:
        !            34:        .word   0xfc0
        !            35:        movl    12(ap),r4
        !            36:        movl    8(ap),r8
        !            37:        movl    4(ap),r9
        !            38:        movl    16(ap),r6
        !            39:        jlss    s2_big
        !            40:
        !            41:        clrl    r3
        !            42:        incl    r4
        !            43:        ashl    $-1,r4,r7
        !            44:        jlbc    r4,L1
        !            45:        clrl    r11
        !            46:
        !            47: # Loop for S2_LIMB < 0x80000000
        !            48: Loop1: movl    (r8)+,r1
        !            49:        jlss    L1n0
        !            50:        emul    r1,r6,$0,r2
        !            51:        addl2   r11,r2
        !            52:        adwc    $0,r3
        !            53:        addl2   r2,(r9)+
        !            54:        adwc    $0,r3
        !            55: L1:    movl    (r8)+,r1
        !            56:        jlss    L1n1
        !            57: L1p1:  emul    r1,r6,$0,r10
        !            58:        addl2   r3,r10
        !            59:        adwc    $0,r11
        !            60:        addl2   r10,(r9)+
        !            61:        adwc    $0,r11
        !            62:
        !            63:        jsobgtr r7,Loop1
        !            64:        movl    r11,r0
        !            65:        ret
        !            66:
        !            67: L1n0:  emul    r1,r6,$0,r2
        !            68:        addl2   r11,r2
        !            69:        adwc    r6,r3
        !            70:        addl2   r2,(r9)+
        !            71:        adwc    $0,r3
        !            72:        movl    (r8)+,r1
        !            73:        jgeq    L1p1
        !            74: L1n1:  emul    r1,r6,$0,r10
        !            75:        addl2   r3,r10
        !            76:        adwc    r6,r11
        !            77:        addl2   r10,(r9)+
        !            78:        adwc    $0,r11
        !            79:
        !            80:        jsobgtr r7,Loop1
        !            81:        movl    r11,r0
        !            82:        ret
        !            83:
        !            84:
        !            85: s2_big:        clrl    r3
        !            86:        incl    r4
        !            87:        ashl    $-1,r4,r7
        !            88:        jlbc    r4,L2
        !            89:        clrl    r11
        !            90:
        !            91: # Loop for S2_LIMB >= 0x80000000
        !            92: Loop2: movl    (r8)+,r1
        !            93:        jlss    L2n0
        !            94:        emul    r1,r6,$0,r2
        !            95:        addl2   r11,r2
        !            96:        adwc    r1,r3
        !            97:        addl2   r2,(r9)+
        !            98:        adwc    $0,r3
        !            99: L2:    movl    (r8)+,r1
        !           100:        jlss    L2n1
        !           101: L2p1:  emul    r1,r6,$0,r10
        !           102:        addl2   r3,r10
        !           103:        adwc    r1,r11
        !           104:        addl2   r10,(r9)+
        !           105:        adwc    $0,r11
        !           106:
        !           107:        jsobgtr r7,Loop2
        !           108:        movl    r11,r0
        !           109:        ret
        !           110:
        !           111: L2n0:  emul    r1,r6,$0,r2
        !           112:        addl2   r11,r2
        !           113:        adwc    r6,r3
        !           114:        addl2   r2,(r9)+
        !           115:        adwc    r1,r3
        !           116:        movl    (r8)+,r1
        !           117:        jgeq    L2p1
        !           118: L2n1:  emul    r1,r6,$0,r10
        !           119:        addl2   r3,r10
        !           120:        adwc    r6,r11
        !           121:        addl2   r10,(r9)+
        !           122:        adwc    r1,r11
        !           123:
        !           124:        jsobgtr r7,Loop2
        !           125:        movl    r11,r0
        !           126:        ret