48248cda46
2. longlong.h rearrangement for Intel compiler 3. MSVC additions in test code 4. GMP 4.2.1 bug fixes 5. Intel format assembly code
83 lines
1.9 KiB
NASM
83 lines
1.9 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 Lesser General Public License as
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; published by the Free Software Foundation; either version 2.1 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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; Lesser General Public License for more details.
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;
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; You should have received a copy of the GNU Lesser 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_sub_nc
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global ___gmpn_sub_n
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%ifdef DLL
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export ___gmpn_sub_nc
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export ___gmpn_sub_n
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%endif
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align 8
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___gmpn_sub_nc:
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movd mm0,[20+esp]
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jmp start_nc
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align 8
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___gmpn_sub_n:
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pxor mm0,mm0
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start_nc:
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mov eax,[8+esp]
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mov [8+esp],ebx
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mov ebx,[12+esp]
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mov edx,[4+esp]
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mov ecx,[16+esp]
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lea eax,[eax+ecx*4]
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lea ebx,[ebx+ecx*4]
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lea edx,[edx+ecx*4]
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neg ecx
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top:
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movd mm1,[eax+ecx*4]
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movd mm2,[ebx+ecx*4]
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psubq mm1,mm2
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psubq mm1,mm0
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movd [edx+ecx*4],mm1
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psrlq mm1,63
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add ecx,1
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jz done_mm1
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movd mm0,[eax+ecx*4]
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movd mm2,[ebx+ecx*4]
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psubq mm0,mm2
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psubq mm0,mm1
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movd [edx+ecx*4],mm0
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psrlq mm0,63
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add ecx,1
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jnz top
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movd eax,mm0
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mov ebx,[8+esp]
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emms
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ret
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done_mm1:
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movd eax,mm1
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mov ebx,[8+esp]
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emms
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ret
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end
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