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)
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