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7f547f85fe
avx512f should work on all AVX512 hardware, since it only uses Foundation instructions. avx512bw should be faster on hardware supporting the AVW512BW extension. We can use full-width pshufb (instead of relying on the 256 bits AVX2 pshufb). As a side-effect, the code is also unrolled more. Reviewed-by: Richard Laager <rlaager@wiktel.com> Reviewed-by: Gvozden Neskovic <neskovic@gmail.com> Reviewed-by: Jinshan Xiong <jinshan.xiong@intel.com> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Romain Dolbeau <romain.github@dolbeau.name> Closes #5219
116 lines
2.4 KiB
C
116 lines
2.4 KiB
C
/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright (C) 2016 Gvozden Nešković. All rights reserved.
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*/
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#ifndef RAIDZ_TEST_H
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#define RAIDZ_TEST_H
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#include <sys/spa.h>
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static const char *raidz_impl_names[] = {
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"original",
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"scalar",
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"sse2",
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"ssse3",
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"avx2",
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"avx512f",
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"avx512bw",
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"aarch64_neon",
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"aarch64_neonx2",
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NULL
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};
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typedef struct raidz_test_opts {
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size_t rto_ashift;
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size_t rto_offset;
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size_t rto_dcols;
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size_t rto_dsize;
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size_t rto_v;
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size_t rto_sweep;
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size_t rto_sweep_timeout;
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size_t rto_benchmark;
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size_t rto_sanity;
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size_t rto_gdb;
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/* non-user options */
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boolean_t rto_should_stop;
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zio_t *zio_golden;
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raidz_map_t *rm_golden;
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} raidz_test_opts_t;
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static const raidz_test_opts_t rto_opts_defaults = {
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.rto_ashift = 9,
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.rto_offset = 1ULL << 0,
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.rto_dcols = 8,
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.rto_dsize = 1<<19,
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.rto_v = 0,
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.rto_sweep = 0,
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.rto_benchmark = 0,
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.rto_sanity = 0,
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.rto_gdb = 0,
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.rto_should_stop = B_FALSE
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};
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extern raidz_test_opts_t rto_opts;
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static inline size_t ilog2(size_t a)
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{
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return (a > 1 ? 1 + ilog2(a >> 1) : 0);
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}
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#define D_ALL 0
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#define D_INFO 1
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#define D_DEBUG 2
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#define LOG(lvl, a...) \
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{ \
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if (rto_opts.rto_v >= lvl) \
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(void) fprintf(stdout, a); \
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} \
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#define LOG_OPT(lvl, opt, a...) \
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{ \
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if (opt->rto_v >= lvl) \
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(void) fprintf(stdout, a); \
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} \
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#define ERR(a...) (void) fprintf(stderr, a)
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#define DBLSEP "================\n"
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#define SEP "----------------\n"
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#define raidz_alloc(size) zio_data_buf_alloc(size)
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#define raidz_free(p, size) zio_data_buf_free(p, size)
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void init_zio_data(zio_t *zio);
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void run_raidz_benchmark(void);
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#endif /* RAIDZ_TEST_H */
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