69 lines
1.6 KiB
NASM
69 lines
1.6 KiB
NASM
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; Copyright 2001, 2002 Free Software Foundation, Inc.
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;
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; This file is part of the GNU MP Library.
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;
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; The GNU MP Library is free software; you can redistribute it and/or
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; modify it under the terms of the GNU Library General Public License as
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; published by the Free Software Foundation; either version 2 of the
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; License, or (at your option) any later version.
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;
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; The GNU MP Library is distributed in the hope that it will be useful,
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; but WITHOUT ANY WARRANTY; without even the implied warranty of
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; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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; Library General Public License for more details.
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;
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; You should have received a copy of the GNU Library General Public
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; License along with the GNU MP Library; see the file COPYING.LIB. If
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; not, write to the Free Software Foundation, Inc., 59 Temple Place -
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; Suite 330, Boston, MA 02111-1307, USA.
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;
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; Translation of AT&T syntax code by Brian Gladman
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section .text
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global ___gmpn_divexact_by3c
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%ifdef DLL
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export ___gmpn_divexact_by3c
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%endif
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align 16
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___gmpn_divexact_by3c:
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mov eax,[8+esp]
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pxor mm0,mm0
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movd mm1,[16+esp]
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pcmpeqd mm6,mm6
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movd mm7,[val]
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mov edx,[4+esp]
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psrlq mm6,32
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mov ecx,[12+esp]
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top:
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movd mm2,[eax]
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add eax,4
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psubq mm2,mm0
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psubq mm2,mm1
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movq mm0,mm2
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psrlq mm0,63
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pmuludq mm2,mm7
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movd [edx],mm2
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add edx,4
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movq mm1,mm6
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pand mm1,mm2
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pand mm2,mm6
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psllq mm1,1
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paddq mm1,mm2
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psrlq mm1,32
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sub ecx,1
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jnz top
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paddd mm0,mm1
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movd eax,mm0
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emms
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ret
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section .data
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val:
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dd 0xAAAAAAAB
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end
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