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igzip: Add file perf test for semi-dynamic
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Change-Id: Ief045d7ca30d160128359b0dce3c63d9034c1016
Signed-off-by: Greg Tucker <[email protected]>
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@gbtucker
gbtucker committed Dec 6, 2016
1 parent 077b31b commit d301837
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1 change: 1 addition & 0 deletions igzip/Makefile.am
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Expand Up @@ -53,6 +53,7 @@ check_tests += igzip/igzip_rand_test
perf_tests += igzip/igzip_perf igzip/igzip_sync_flush_perf

other_tests += igzip/igzip_file_perf igzip/igzip_sync_flush_file_perf igzip/igzip_stateless_file_perf igzip/igzip_hist_perf
other_tests += igzip/igzip_semi_dyn_file_perf

other_src += igzip/bitbuf2.asm igzip/data_struct2.asm \
igzip/inflate_data_structs.asm \
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342 changes: 342 additions & 0 deletions igzip/igzip_semi_dyn_file_perf.c
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/**********************************************************************
Copyright(c) 2011-2016 Intel Corporation All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* 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.
* Neither the name of Intel Corporation nor the names of its
contributors may be used to endorse or promote products derived
from this software without specific prior written permission.
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
OWNER 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 <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <getopt.h>
#include "igzip_lib.h"
#include "test.h"

#define MIN_BUF_SIZE (4 * 1024)
#define MIN_TEST_LOOPS 10
#ifndef RUN_MEM_SIZE
# define RUN_MEM_SIZE 500000000
#endif

#define DEFAULT_SEG_SIZE (512 * 1024)
#define DEFAULT_SAMPLE_SIZE (32 * 1024)

int usage(void)
{
fprintf(stderr,
"Usage: igzip_semi_dynamic [options] <infile>\n"
" -h help\n"
" -v (don't) validate output by inflate and compare\n"
" -i <iter> iterations\n"
" -t <type> 1:stateless 0:(default)stateful\n"
" -c <size> chunk size default=%d\n"
" -s <size> sample size default=%d\n"
" -o <file> output file\n", DEFAULT_SEG_SIZE, DEFAULT_SAMPLE_SIZE);
exit(0);
}

int str_to_i(char *s)
{
#define ARG_MAX 32

int i = atoi(s);
int len = strnlen(s, ARG_MAX);
if (len < 2 || len == ARG_MAX)
return i;

switch (s[len - 1]) {
case 'k':
i *= 1024;
break;
case 'K':
i *= 1000;
break;
case 'm':
i *= (1024 * 1024);
break;
case 'M':
i *= (1000 * 1000);
break;
case 'g':
i *= (1024 * 1024 * 1024);
break;
case 'G':
i *= (1000 * 1000 * 1000);
break;
}
return i;
}

int get_filesize(FILE * f)
{
int curr, end;

curr = ftell(f); /* Save current position */
fseek(f, 0L, SEEK_END);
end = ftell(f);
fseek(f, curr, SEEK_SET); /* Restore position */
return end;
}

int main(int argc, char *argv[])
{
FILE *in = stdin, *out = NULL;
unsigned char *inbuf, *outbuf;
int i = 0, c, infile_size, outbuf_size;
int segment_size = DEFAULT_SEG_SIZE;
int sample_size = DEFAULT_SAMPLE_SIZE;
int check_output = 1;
int iterations = 0, do_stateless = 0, do_stateful = 1;
int ret = 0;
char *out_file_name = NULL;
struct isal_zstream stream;
struct isal_huff_histogram histogram;
struct isal_hufftables hufftable;

while ((c = getopt(argc, argv, "vht:c:s:o:i:")) != -1) {
switch (c) {
case 'v':
check_output ^= 1;
break;
case 't':
if (atoi(optarg) == 1) {
do_stateful = 0;
do_stateless = 1;
}
break;
case 'c':
segment_size = str_to_i(optarg);
break;
case 's':
sample_size = str_to_i(optarg);
break;
case 'o':
out_file_name = optarg;
break;
case 'i':
iterations = str_to_i(optarg);
break;
case 'h':
default:
usage();
break;
}
}

// Open input file
if (optind < argc) {
if (!(in = fopen(argv[optind], "rb"))) {
fprintf(stderr, "Can't open %s for reading\n", argv[optind]);
exit(1);
}
} else
usage();

// Optionally open output file
if (out_file_name != NULL) {
if (!(out = fopen(out_file_name, "wb"))) {
fprintf(stderr, "Can't open %s for writing\n", out_file_name);
exit(1);
}
}

printf("Window Size: %d K\n", IGZIP_HIST_SIZE / 1024);

/*
* Allocate space for entire input file and output
* (assuming some possible expansion on output size)
*/
infile_size = get_filesize(in);
if (infile_size == 0) {
printf("Input file has zero length\n");
usage();
}

if (iterations == 0) {
iterations = RUN_MEM_SIZE / infile_size;
if (iterations < MIN_TEST_LOOPS)
iterations = MIN_TEST_LOOPS;
}

outbuf_size = infile_size * 1.30 > MIN_BUF_SIZE ? infile_size * 1.30 : MIN_BUF_SIZE;

if (NULL == (inbuf = malloc(infile_size))) {
fprintf(stderr, "Can't allocate input buffer memory\n");
exit(0);
}
if (NULL == (outbuf = malloc(outbuf_size))) {
fprintf(stderr, "Can't allocate output buffer memory\n");
exit(0);
}

int hist_size = sample_size > segment_size ? segment_size : sample_size;

printf("semi-dynamic sample=%d segment=%d %s\n", hist_size, segment_size,
do_stateful ? "stateful" : "stateless");
printf("igzip_file_perf: %s %d iterations\n", argv[optind], iterations);

// Read complete input file into buffer
stream.avail_in = (uint32_t) fread(inbuf, 1, infile_size, in);
if (stream.avail_in != infile_size) {
fprintf(stderr, "Couldn't fit all of input file into buffer\n");
exit(0);
}

struct perf start, stop;

if (do_stateful) {
perf_start(&start);

for (i = 0; i < iterations; i++) {
isal_deflate_init(&stream);
stream.end_of_stream = 0;
stream.flush = SYNC_FLUSH;
stream.next_in = inbuf;
stream.next_out = outbuf;
stream.avail_out = outbuf_size;
int remaining = infile_size;
int chunk_size = segment_size;

while (remaining > 0) {
// Generate custom hufftables on sample
memset(&histogram, 0, sizeof(struct isal_huff_histogram));
if (remaining < segment_size * 2) {
chunk_size = remaining;
stream.end_of_stream = 1;
}
int hist_rem =
(hist_size > chunk_size) ? chunk_size : hist_size;
isal_update_histogram(stream.next_in, hist_rem, &histogram);

if (hist_rem == chunk_size)
isal_create_hufftables_subset(&hufftable, &histogram);
else
isal_create_hufftables(&hufftable, &histogram);

// Compress with custom table
stream.avail_in = chunk_size;
stream.hufftables = &hufftable;
remaining -= chunk_size;
isal_deflate(&stream);
if (stream.internal_state.state != ZSTATE_NEW_HDR)
break;
}
}
perf_stop(&stop);
}

if (do_stateless) {
perf_start(&start);

for (i = 0; i < iterations; i++) {
isal_deflate_stateless_init(&stream);
stream.end_of_stream = 0;
stream.flush = FULL_FLUSH;
stream.next_in = inbuf;
stream.next_out = outbuf;
int remaining = infile_size;
int chunk_size = segment_size;

while (remaining > 0) {
// Generate custom hufftables on sample
memset(&histogram, 0, sizeof(struct isal_huff_histogram));
if (remaining < segment_size * 2) {
chunk_size = remaining;
stream.end_of_stream = 1;
}
int hist_rem =
(hist_size > chunk_size) ? chunk_size : hist_size;
isal_update_histogram(stream.next_in, hist_rem, &histogram);

if (hist_rem == chunk_size)
isal_create_hufftables_subset(&hufftable, &histogram);
else
isal_create_hufftables(&hufftable, &histogram);

// Compress with custom table
stream.avail_in = chunk_size;
stream.avail_out = chunk_size + 8 * (1 + (chunk_size >> 16));
stream.hufftables = &hufftable;
remaining -= chunk_size;
isal_deflate_stateless(&stream);
if (stream.avail_in != 0)
break;
}
}
perf_stop(&stop);
}

if (stream.avail_in != 0) {
printf("Could not compress all of inbuf\n");
ret = 1;
}

printf(" file %s - in_size=%d out_size=%d iter=%d ratio=%3.1f%%\n", argv[optind],
infile_size, stream.total_out, i, 100.0 * stream.total_out / infile_size);

printf("igzip_file: ");
perf_print(stop, start, (long long)infile_size * i);

if (out != NULL) {
printf("writing %s\n", out_file_name);
fwrite(outbuf, 1, stream.total_out, out);
fclose(out);
}

fclose(in);

if (check_output) {
unsigned char *inflate_buf;
struct inflate_state istate;

if (NULL == (inflate_buf = malloc(infile_size))) {
fprintf(stderr, "Can't allocate reconstruct buffer memory\n");
exit(0);
}
isal_inflate_init(&istate);
istate.next_in = outbuf;
istate.avail_in = stream.total_out;
istate.next_out = inflate_buf;
istate.avail_out = infile_size;
int check = isal_inflate(&istate);

if (memcmp(inflate_buf, inbuf, infile_size)) {
printf("inflate check Fail\n");
printf(" ret %d total_inflate=%d\n", check, istate.total_out);
for (i = 0; i < infile_size; i++) {
if (inbuf[i] != inflate_buf[i]) {
printf(" first diff at offset=%d\n", i);
break;
}
}
ret = 1;
} else
printf("inflate check Pass\n");
free(inflate_buf);
}

printf("End of igzip_semi_dyn_file_perf\n\n");
return ret;
}

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