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Annotation of OpenXM_contrib/gmp/mpn/powerpc32/umul.asm, Revision 1.1.1.2

1.1       maekawa     1: dnl PowerPC-32 umul_ppmm -- support for longlong.h
                      2:
1.1.1.2 ! ohara       3: dnl Copyright 2000, 2001 Free Software Foundation, Inc.
        !             4: dnl
1.1       maekawa     5: dnl This file is part of the GNU MP Library.
1.1.1.2 ! ohara       6: dnl
        !             7: dnl The GNU MP Library is free software; you can redistribute it and/or
        !             8: dnl modify it under the terms of the GNU Lesser General Public License as
        !             9: dnl published by the Free Software Foundation; either version 2.1 of the
        !            10: dnl License, or (at your option) any later version.
        !            11: dnl
        !            12: dnl The GNU MP Library is distributed in the hope that it will be useful,
        !            13: dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
        !            14: dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser
        !            15: dnl General Public License for more details.
        !            16: dnl
1.1       maekawa    17: dnl You should have received a copy of the GNU Lesser General Public License
1.1.1.2 ! ohara      18: dnl along with the GNU MP Library; see the file COPYING.LIB.  If not, write
        !            19: dnl to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
        !            20: dnl Boston, MA 02111-1307, USA.
1.1       maekawa    21:
                     22: include(`../config.m4')
                     23:
1.1.1.2 ! ohara      24:
        !            25: C mp_limb_t mpn_umul_ppmm (mp_limb_t *lowptr, mp_limb_t m1, mp_limb_t m2);
        !            26: C
        !            27:
1.1       maekawa    28: ASM_START()
                     29: PROLOGUE(mpn_umul_ppmm)
1.1.1.2 ! ohara      30:
        !            31:        C r3    lowptr
        !            32:        C r4    m1
        !            33:        C r5    m2
        !            34:
        !            35:        mullw   r0, r4, r5
        !            36:        mulhwu  r9, r4, r5
        !            37:        stw     r0, 0(r3)
        !            38:        mr      r3, r9
1.1       maekawa    39:        blr
1.1.1.2 ! ohara      40:
1.1       maekawa    41: EPILOGUE(mpn_umul_ppmm)