70 lines
1.8 KiB
ArmAsm
70 lines
1.8 KiB
ArmAsm
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; Copyright 1999, 2000, 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., 51 Franklin Street,
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; Fifth Floor, Boston, MA 02110-1301, USA.
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; x86 mpn_udiv_qrnnd -- 2 by 1 limb division
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;
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; Calling interface (WIN64):
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;
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; mp_limb_t mpn_udiv_qrnnd (
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; mp_limb_t *remptr, rcx
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; mp_limb_t high, rdx
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; mp_limb_t low, r8
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; mp_limb_t divisor r9
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; );
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;
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; Calling interface (linux):
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;
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; mp_limb_t mpn_udiv_qrnnd (
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; mp_limb_t *remptr, rdi
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; mp_limb_t high, rsi
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; mp_limb_t low, rdx
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; mp_limb_t divisor rcx
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; );
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%ifdef _WIN64_ABI
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%define rem rcx
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%define high rdx
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%define low r8
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%define dv r9
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%else
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%define rem rdi
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%define high rsi
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%define low rdx
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%define dv rcx
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%endif
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bits 64
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section .text
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global __gmpn_udiv_qrnnd:function
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%ifdef DLL
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export __gmpn_udiv_qrnnd
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%endif
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__gmpn_udiv_qrnnd:
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mov rax,low
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div dv
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mov [rem],high
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ret
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end
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