isa-l/igzip/igzip_perf.c

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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include "igzip_lib.h"
#include "test.h"

#define TEST_LEN   (1024*1024)
#define IBUF_SIZE  (1024*1024)
#define OBUF_SIZE  (1024*1024)

#define TEST_LOOPS   400
#define TEST_TYPE_STR "_warm"

void create_data(unsigned char *data, int size)
{
	char c = 'a';
	while (size--)
		*data++ = c = c < 'z' ? c + 1 : 'a';
}

int main(int argc, char *argv[])
{
	int i = 1;
	struct isal_zstream stream;
	unsigned char inbuf[IBUF_SIZE], zbuf[OBUF_SIZE];

	printf("Window Size: %d K\n", IGZIP_HIST_SIZE / 1024);
	printf("igzip_perf: \n");
	fflush(0);
	create_data(inbuf, TEST_LEN);

	struct perf start, stop;
	perf_start(&start);

	for (i = 0; i < TEST_LOOPS; i++) {
		isal_deflate_init(&stream);

		stream.avail_in = TEST_LEN;
		stream.end_of_stream = 1;
		stream.next_in = inbuf;
		stream.flush = NO_FLUSH;

		do {
			stream.avail_out = OBUF_SIZE;
			stream.next_out = zbuf;
			isal_deflate(&stream);
		} while (stream.avail_out == 0);
	}

	perf_stop(&stop);

	printf("igzip" TEST_TYPE_STR ": ");
	perf_print(stop, start, (long long)TEST_LEN * i);

	if (!stream.end_of_stream) {
		printf("error: compression test could not fit into allocated buffers\n");
		return -1;
	}
	printf("End of igzip_perf\n\n");
	fflush(0);
	return 0;
}