67 lines
1.6 KiB
NASM
67 lines
1.6 KiB
NASM
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dnl core2 mpn_com_n
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dnl Copyright 2008 Jason Moxham
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dnl This file is part of the MPIR Library.
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dnl The MPIR Library is free software; you can redistribute it and/or modify
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dnl it under the terms of the GNU Lesser General Public License as published
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dnl by the Free Software Foundation; either version 2.1 of the License, or (at
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dnl your option) any later version.
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dnl The MPIR Library is distributed in the hope that it will be useful, but
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dnl WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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dnl or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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dnl License for more details.
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dnl You should have received a copy of the GNU Lesser General Public License
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dnl along with the MPIR Library; see the file COPYING.LIB. If not, write
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dnl to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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dnl Boston, MA 02110-1301, USA.
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include(`../config.m4')
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ASM_START()
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PROLOGUE(mpn_com_n)
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# Version 1.0.4
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sub $4,%rdx
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jc next
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ALIGN(8)
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loop:
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mov 24(%rsi,%rdx,8),%rax
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mov 16(%rsi,%rdx,8),%rcx
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not %rax
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not %rcx
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mov %rax,24(%rdi,%rdx,8)
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mov %rcx,16(%rdi,%rdx,8)
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mov 8(%rsi,%rdx,8),%rax
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mov (%rsi,%rdx,8),%rcx
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not %rax
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not %rcx
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mov %rax,8(%rdi,%rdx,8)
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mov %rcx,(%rdi,%rdx,8)
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sub $4,%rdx
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jae loop
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next:
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add $4,%rdx
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jz end
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# Could still have potential cache-bank conflicts in this tail part
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mov -8(%rsi,%rdx,8),%rax
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not %rax
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mov %rax,-8(%rdi,%rdx,8)
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#dec %rdx
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sub $1,%rdx
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jz end
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mov -8(%rsi,%rdx,8),%rax
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not %rax
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mov %rax,-8(%rdi,%rdx,8)
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#dec %rdx
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sub $1,%rdx
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jz end
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mov -8(%rsi,%rdx,8),%rax
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not %rax
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mov %rax,-8(%rdi,%rdx,8)
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end:
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ret
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EPILOGUE()
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