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[src/trunk]: src/regress/sys/net/in_cksum moved to tests/net/in_cksum.
details: https://anonhg.NetBSD.org/src/rev/1b03bcbd7888
branches: trunk
changeset: 805545:1b03bcbd7888
user: christos <christos%NetBSD.org@localhost>
date: Mon Jan 05 22:39:29 2015 +0000
description:
moved to tests/net/in_cksum.
diffstat:
regress/sys/net/in_cksum/Makefile | 47 ---------
regress/sys/net/in_cksum/in_cksum.c | 173 ------------------------------------
2 files changed, 0 insertions(+), 220 deletions(-)
diffs (228 lines):
diff -r 123cf9ec9df7 -r 1b03bcbd7888 regress/sys/net/in_cksum/Makefile
--- a/regress/sys/net/in_cksum/Makefile Mon Jan 05 22:38:36 2015 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,47 +0,0 @@
-# $NetBSD: Makefile,v 1.4 2008/02/02 18:18:14 uwe Exp $
-#
-# To use this, copy / link the cpu_in_cksum.S from the arch subdirectory
-# and copy assym.h from the build directory of a kernel.
-#
-
-NOMAN= # defined
-
-PROG= in_cksum
-SRCS= in_cksum.c portable.c cpu_in_cksum.S
-WARNS= 3
-AFLAGS= -g -D_LOCORE
-
-CPPFLAGS.portable.c= -Dcpu_in_cksum=portable_cpu_in_cksum
-CLEANFILES+= portable.c
-
-.include <bsd.own.mk>
-
-cpu_in_cksum.o: assym.h
-
-portable.c: ${NETBSDSRCDIR}/sys/netinet/cpu_in_cksum.c
- cp ${NETBSDSRCDIR}/sys/netinet/cpu_in_cksum.c $@
-
-TIMING_LOOPS= 10000
-
-test:
- ./in_cksum 16 1 ${TIMING_LOOPS} \
- 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
- ./in_cksum 16 1 ${TIMING_LOOPS} \
- 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 \
- 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
- ./in_cksum 64 1 ${TIMING_LOOPS} \
- 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 \
- 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
- ./in_cksum 16 1 ${TIMING_LOOPS} \
- 1 3 1 3 1 3 1
- ./in_cksum 16 1 ${TIMING_LOOPS} 40
- ./in_cksum 16 1 ${TIMING_LOOPS} 1536
- ./in_cksum 16 1 ${TIMING_LOOPS} 576
- ./in_cksum 16 1 ${TIMING_LOOPS} 1536 1536 1536 1536 1536 640
- ./in_cksum 16 0 ${TIMING_LOOPS} 2048
- ./in_cksum 16 0 ${TIMING_LOOPS} 40
- ./in_cksum 16 0 ${TIMING_LOOPS} 1536
- ./in_cksum 16 0 ${TIMING_LOOPS} 576
- ./in_cksum 16 0 ${TIMING_LOOPS} 1536 1536 1536 1536 1536 640
-
-.include <bsd.prog.mk>
diff -r 123cf9ec9df7 -r 1b03bcbd7888 regress/sys/net/in_cksum/in_cksum.c
--- a/regress/sys/net/in_cksum/in_cksum.c Mon Jan 05 22:38:36 2015 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,173 +0,0 @@
-/* $NetBSD: in_cksum.c,v 1.3 2008/02/05 10:00:17 yamt Exp $ */
-/*-
- * Copyright (c) 2008 Joerg Sonnenberger <joerg%NetBSD.org@localhost>.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: in_cksum.c,v 1.3 2008/02/05 10:00:17 yamt Exp $");
-
-#include <sys/param.h>
-#include <sys/mbuf.h>
-#include <sys/resource.h>
-#include <err.h>
-#include <stdbool.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-int portable_cpu_in_cksum(struct mbuf*, int, int, uint32_t);
-int cpu_in_cksum(struct mbuf*, int, int, uint32_t);
-
-static bool random_aligned;
-
-static void
-free_mbuf_chain(struct mbuf *m)
-{
- struct mbuf *next;
-
- if (m == NULL)
- return;
-
- next = m->m_next;
- free(m);
- free_mbuf_chain(next);
-}
-
-static struct mbuf *
-allocate_mbuf_chain(char **lens)
-{
- int len, off;
- struct mbuf *m;
-
- if (*lens == NULL)
- return NULL;
-
- len = atoi(*lens);
- off = random_aligned ? rand() % 64 : 0;
-
- m = malloc(sizeof(struct m_hdr) + len + off);
- if (m == NULL)
- err(EXIT_FAILURE, "malloc failed");
-
- m->m_data = (char *)m + sizeof(struct m_hdr) + off;
- m->m_len = len;
-
- m->m_next = allocate_mbuf_chain(lens + 1);
-
- return m;
-}
-
-static void
-randomise_mbuf_chain(struct mbuf *m)
-{
- int i, data, len;
-
- for (i = 0; i < m->m_len; i += sizeof(int)) {
- data = rand();
- if (i + sizeof(int) < m->m_len)
- len = sizeof(int);
- else
- len = m->m_len - i;
- memcpy(m->m_data + i, &data, len);
- }
- if (m->m_next)
- randomise_mbuf_chain(m->m_next);
-}
-
-static int
-mbuf_len(struct mbuf *m)
-{
- return m == NULL ? 0 : m->m_len + mbuf_len(m->m_next);
-}
-
-int in_cksum_portable(struct mbuf *, int);
-int in_cksum(struct mbuf *, int);
-
-int
-main(int argc, char **argv)
-{
- struct rusage res;
- struct timeval tv, old_tv;
- int loops, old_sum, new_sum, off, len;
- long i, iterations;
- uint32_t init_sum;
- struct mbuf *m;
-
- if (argc < 4)
- err(1, "%s loops unalign iterations ...", argv[0]);
-
- loops = atoi(argv[1]);
- random_aligned = atoi(argv[2]);
- iterations = atol(argv[3]);
-
- for (; loops; --loops) {
- if ((m = allocate_mbuf_chain(argv + 4)) == NULL)
- continue;
- randomise_mbuf_chain(m);
- init_sum = rand();
- len = mbuf_len(m);
-
- /* force one loop over all data */
- if (loops == 1)
- off = 0;
- else
- off = len ? rand() % len : 0;
-
- len -= off;
- old_sum = portable_cpu_in_cksum(m, len, off, init_sum);
- new_sum = cpu_in_cksum(m, len, off, init_sum);
- if (old_sum != new_sum)
- errx(1, "comparision failed: %x %x", old_sum, new_sum);
-
- if (iterations == 0)
- continue;
-
- getrusage(RUSAGE_SELF, &res);
- tv = res.ru_utime;
- for (i = iterations; i; --i)
- (void)portable_cpu_in_cksum(m, len, off, init_sum);
- getrusage(RUSAGE_SELF, &res);
- timersub(&res.ru_utime, &tv, &old_tv);
- printf("portable version: %ld.%06ld\n", (long)old_tv.tv_sec, (long)old_tv.tv_usec);
-
- getrusage(RUSAGE_SELF, &res);
- tv = res.ru_utime;
- for (i = iterations; i; --i)
- (void)cpu_in_cksum(m, len, off, init_sum);
- getrusage(RUSAGE_SELF, &res);
- timersub(&res.ru_utime, &tv, &tv);
- printf("test version: %ld.%06ld\n", (long)tv.tv_sec, (long)tv.tv_usec);
- printf("relative time: %3.f%%\n",
- 100 * ((float)tv.tv_sec * 1e6 + tv.tv_usec) /
- ((float)old_tv.tv_sec * 1e6 + old_tv.tv_usec + 1));
-
- free_mbuf_chain(m);
- }
-
- return 0;
-}
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