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Annotation of OpenXM_contrib/gmp/mpn/sparc64/copyi.asm, Revision 1.1.1.1

1.1       maekawa     1: ! SPARC v9 __gmpn_copy -- Copy a limb vector.
                      2:
                      3: ! Copyright (C) 1999, 2000 Free Software Foundation, Inc.
                      4:
                      5: ! This file is part of the GNU MP Library.
                      6:
                      7: ! The GNU MP Library is free software; you can redistribute it and/or modify
                      8: ! it under the terms of the GNU Lesser General Public License as published by
                      9: ! the Free Software Foundation; either version 2.1 of the License, or (at your
                     10: ! option) any later version.
                     11:
                     12: ! The GNU MP Library is distributed in the hope that it will be useful, but
                     13: ! WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
                     14: ! or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
                     15: ! License for more details.
                     16:
                     17: ! You should have received a copy of the GNU Lesser General Public License
                     18: ! along with the GNU MP Library; see the file COPYING.LIB.  If not, write to
                     19: ! the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
                     20: ! MA 02111-1307, USA.
                     21:
                     22:
                     23: ! INPUT PARAMETERS
                     24: ! rptr %o0
                     25: ! sptr %o1
                     26: ! n    %o2
                     27:
                     28: include(`../config.m4')
                     29:
                     30: ASM_START()
                     31:        .register       %g2,#scratch
                     32:        .register       %g3,#scratch
                     33: PROLOGUE(mpn_copyi)
                     34:        add     %o2,-8,%o2
                     35:        brlz,pn %o2,L(skip)
                     36:        nop
                     37:        b,a     L(loop1)
                     38:        nop
                     39:
                     40:        ALIGN(16)
                     41: L(loop1):
                     42:        ldx     [%o1+0],%g1
                     43:        ldx     [%o1+8],%g2
                     44:        ldx     [%o1+16],%g3
                     45:        ldx     [%o1+24],%g4
                     46:        ldx     [%o1+32],%g5
                     47:        ldx     [%o1+40],%o3
                     48:        ldx     [%o1+48],%o4
                     49:        ldx     [%o1+56],%o5
                     50:        add     %o1,64,%o1
                     51:        stx     %g1,[%o0+0]
                     52:        stx     %g2,[%o0+8]
                     53:        stx     %g3,[%o0+16]
                     54:        stx     %g4,[%o0+24]
                     55:        stx     %g5,[%o0+32]
                     56:        stx     %o3,[%o0+40]
                     57:        stx     %o4,[%o0+48]
                     58:        stx     %o5,[%o0+56]
                     59:        add     %o2,-8,%o2
                     60:        brgez,pt        %o2,L(loop1)
                     61:        add     %o0,64,%o0
                     62:
                     63: L(skip):
                     64:        add     %o2,8,%o2
                     65:        brz,pt  %o2,L(end)
                     66:        nop
                     67:
                     68: L(loop2):
                     69:        ldx     [%o1],%g1
                     70:        add     %o1,8,%o1
                     71:        add     %o2,-1,%o2
                     72:        stx     %g1,[%o0]
                     73:        add     %o0,8,%o0
                     74:        brgz,pt %o2,L(loop2)
                     75:        nop
                     76:
                     77: L(end):        retl
                     78:        nop
                     79: EPILOGUE(mpn_copyi)