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Annotation of OpenXM_contrib/gmp/mpn/x86/pentium/mul_1.asm, Revision 1.1

1.1     ! maekawa     1: dnl  Intel Pentium mpn_mul_1 -- mpn by limb multiplication.
        !             2: dnl
        !             3: dnl  P5: 13.0 cycles/limb
        !             4:
        !             5: dnl  Copyright (C) 1992, 1994, 1996, 1999, 2000 Free Software Foundation,
        !             6: dnl  Inc.
        !             7: dnl
        !             8: dnl  This file is part of the GNU MP Library.
        !             9: dnl
        !            10: dnl  The GNU MP Library is free software; you can redistribute it and/or
        !            11: dnl  modify it under the terms of the GNU Lesser General Public License as
        !            12: dnl  published by the Free Software Foundation; either version 2.1 of the
        !            13: dnl  License, or (at your option) any later version.
        !            14: dnl
        !            15: dnl  The GNU MP Library is distributed in the hope that it will be useful,
        !            16: dnl  but WITHOUT ANY WARRANTY; without even the implied warranty of
        !            17: dnl  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
        !            18: dnl  Lesser General Public License for more details.
        !            19: dnl
        !            20: dnl  You should have received a copy of the GNU Lesser General Public
        !            21: dnl  License along with the GNU MP Library; see the file COPYING.LIB.  If
        !            22: dnl  not, write to the Free Software Foundation, Inc., 59 Temple Place -
        !            23: dnl  Suite 330, Boston, MA 02111-1307, USA. */
        !            24:
        !            25:
        !            26: include(`../config.m4')
        !            27:
        !            28:
        !            29: C mp_limb_t mpn_mul_1 (mp_ptr dst, mp_srcptr src, mp_size_t size,
        !            30: C                      mp_limb_t multiplier);
        !            31:
        !            32: defframe(PARAM_MULTIPLIER,16)
        !            33: defframe(PARAM_SIZE,      12)
        !            34: defframe(PARAM_SRC,       8)
        !            35: defframe(PARAM_DST,       4)
        !            36:
        !            37:        .text
        !            38:        ALIGN(8)
        !            39: PROLOGUE(mpn_mul_1)
        !            40:
        !            41:        pushl   %edi
        !            42:        pushl   %esi
        !            43:        pushl   %ebx
        !            44:        pushl   %ebp
        !            45: deflit(`FRAME',16)
        !            46:
        !            47:        movl    PARAM_DST, %edi
        !            48:        movl    PARAM_SRC, %esi
        !            49:        movl    PARAM_SIZE, %ecx
        !            50:        movl    PARAM_MULTIPLIER, %ebp
        !            51:
        !            52:        leal    (%edi,%ecx,4), %edi
        !            53:        leal    (%esi,%ecx,4), %esi
        !            54:        negl    %ecx
        !            55:        xorl    %ebx, %ebx
        !            56:        ALIGN(8)
        !            57:
        !            58: L(oop):        adcl    $0, %ebx
        !            59:        movl    (%esi,%ecx,4), %eax
        !            60:
        !            61:        mull    %ebp
        !            62:
        !            63:        addl    %eax, %ebx
        !            64:
        !            65:        movl    %ebx, (%edi,%ecx,4)
        !            66:        incl    %ecx
        !            67:
        !            68:        movl    %edx, %ebx
        !            69:        jnz     L(oop)
        !            70:
        !            71:        adcl    $0, %ebx
        !            72:        movl    %ebx, %eax
        !            73:        popl    %ebp
        !            74:        popl    %ebx
        !            75:        popl    %esi
        !            76:        popl    %edi
        !            77:        ret
        !            78:
        !            79: EPILOGUE()