60 lines
2.2 KiB
C
60 lines
2.2 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* High speed xor_block operation for RAID4/5 utilizing the
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* UltraSparc Visual Instruction Set and Niagara block-init
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* twin-load instructions.
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*
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* Copyright (C) 1997, 1999 Jakub Jelinek (jj@ultra.linux.cz)
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* Copyright (C) 2006 David S. Miller <davem@davemloft.net>
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*/
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#include "xor_impl.h"
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#include "xor_arch.h"
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void xor_vis_2(unsigned long bytes, unsigned long * __restrict p1,
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const unsigned long * __restrict p2);
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void xor_vis_3(unsigned long bytes, unsigned long * __restrict p1,
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const unsigned long * __restrict p2,
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const unsigned long * __restrict p3);
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void xor_vis_4(unsigned long bytes, unsigned long * __restrict p1,
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const unsigned long * __restrict p2,
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const unsigned long * __restrict p3,
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const unsigned long * __restrict p4);
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void xor_vis_5(unsigned long bytes, unsigned long * __restrict p1,
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const unsigned long * __restrict p2,
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const unsigned long * __restrict p3,
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const unsigned long * __restrict p4,
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const unsigned long * __restrict p5);
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/* XXX Ugh, write cheetah versions... -DaveM */
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DO_XOR_BLOCKS(vis, xor_vis_2, xor_vis_3, xor_vis_4, xor_vis_5);
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struct xor_block_template xor_block_VIS = {
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.name = "VIS",
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.xor_gen = xor_gen_vis,
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};
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void xor_niagara_2(unsigned long bytes, unsigned long * __restrict p1,
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const unsigned long * __restrict p2);
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void xor_niagara_3(unsigned long bytes, unsigned long * __restrict p1,
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const unsigned long * __restrict p2,
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const unsigned long * __restrict p3);
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void xor_niagara_4(unsigned long bytes, unsigned long * __restrict p1,
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const unsigned long * __restrict p2,
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const unsigned long * __restrict p3,
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const unsigned long * __restrict p4);
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void xor_niagara_5(unsigned long bytes, unsigned long * __restrict p1,
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const unsigned long * __restrict p2,
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const unsigned long * __restrict p3,
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const unsigned long * __restrict p4,
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const unsigned long * __restrict p5);
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DO_XOR_BLOCKS(niagara, xor_niagara_2, xor_niagara_3, xor_niagara_4,
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xor_niagara_5);
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struct xor_block_template xor_block_niagara = {
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.name = "Niagara",
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.xor_gen = xor_gen_niagara,
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};
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