73 lines
1.6 KiB
NASM
73 lines
1.6 KiB
NASM
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; mpn_store
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; Copyright 2009 Jason Moxham
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; This file is part of the MPIR Library.
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; The MPIR Library is free software; you can redistribute it and/or modify
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; it under the terms of the GNU Lesser General Public License as published
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; by the Free Software Foundation; either version 2.1 of the License, or (at
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; your option) any later version.
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; The MPIR Library is distributed in the hope that it will be useful, but
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; WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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; or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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; License for more details.
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; You should have received a copy of the GNU Lesser General Public License
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; along with the MPIR Library; see the file COPYING.LIB. If not, write
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; to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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; Boston, MA 02110-1301, USA.
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; void mpn_store(mp_ptr, mp_size_t, mp_limb_t)
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; rdi, rsi, rdx
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; rcx, rdx, r8
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%include '..\yasm_mac.inc'
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CPU nehalem
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BITS 64
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%define MOVQ movd
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LEAF_PROC mpn_store
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lea rcx, [rcx-32]
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cmp rdx, 0
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jz .4
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MOVQ xmm0, r8
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movddup xmm0, xmm0
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test rcx, 0xF
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jz .1
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mov [rcx+32], r8
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lea rcx, [rcx+8]
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sub rdx, 1
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.1:
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sub rdx, 4
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jc .3
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xalign 16
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.2:
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lea rcx, [rcx+32]
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sub rdx, 4
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movdqa [rcx], xmm0
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movdqa [rcx+16], xmm0
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jnc .2
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.3:
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cmp rdx, -2
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ja .5
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jz .7
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jp .6
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.4:
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ret
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.5:
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movdqa [rcx+32], xmm0
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.6:
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mov [rcx+rdx*8+56], r8
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ret
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.7:
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movdqa [rcx+32], xmm0
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ret
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end
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