71 lines
1.5 KiB
NASM
71 lines
1.5 KiB
NASM
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dnl AMD64 mpn_ior_n
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dnl Copyright 2009 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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C (rdi,rcx)=(rsi,rcx)|(rdx,rcx)
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ASM_START()
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PROLOGUE(mpn_ior_n)
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mov %rcx,%rax
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and $3,%rax
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shr $2,%rcx
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jz skiploop
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ALIGN(8)
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loop:
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mov (%rsi),%r11
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mov 8(%rsi),%r8
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lea 32(%rsi),%rsi
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or (%rdx),%r11
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or 8(%rdx),%r8
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lea 32(%rdx),%rdx
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mov %r11,(%rdi)
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mov %r8,8(%rdi)
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lea 32(%rdi),%rdi
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mov -16(%rsi),%r9
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mov -8(%rsi),%r10
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or -16(%rdx),%r9
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or -8(%rdx),%r10
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mov %r9,-16(%rdi)
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dec %rcx
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mov %r10,-8(%rdi)
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jnz loop
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skiploop:
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inc %rax
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dec %rax
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jz end
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mov (%rsi),%r11
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or (%rdx),%r11
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mov %r11,(%rdi)
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dec %rax
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jz end
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mov 8(%rsi),%r11
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or 8(%rdx),%r11
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mov %r11,8(%rdi)
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dec %rax
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jz end
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mov 16(%rsi),%r11
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or 16(%rdx),%r11
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mov %r11,16(%rdi)
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end:
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ret
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EPILOGUE()
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