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deb-libisal/erasure_code/gf_vect_mad_test.c

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/**********************************************************************
Copyright(c) 2011-2015 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> // for memset, memcmp
#include "erasure_code.h"
#include "types.h"
#ifndef ALIGN_SIZE
# define ALIGN_SIZE 16
#endif
//By default, test sse version
#ifndef FUNCTION_UNDER_TEST
# define FUNCTION_UNDER_TEST gf_6vect_mad_sse
# define REF_FUNCTION gf_6vect_dot_prod_sse
# define VECT 6
#endif
#ifndef TEST_MIN_SIZE
# define TEST_MIN_SIZE ALIGN_SIZE
#endif
#define str(s) #s
#define xstr(s) str(s)
#define TEST_LEN 8192
#define TEST_SIZE (TEST_LEN/2)
#define TEST_MEM TEST_SIZE
#define TEST_LOOPS 20000
#define TEST_TYPE_STR ""
#ifndef TEST_SOURCES
# define TEST_SOURCES 16
#endif
#ifndef RANDOMS
# define RANDOMS 20
#endif
#ifdef EC_ALIGNED_ADDR
// Define power of 2 range to check ptr, len alignment
# define PTR_ALIGN_CHK_B 0
# define LEN_ALIGN_CHK_B 0 // 0 for aligned only
#else
// Define power of 2 range to check ptr, len alignment
# define PTR_ALIGN_CHK_B ALIGN_SIZE
# define LEN_ALIGN_CHK_B ALIGN_SIZE // 0 for aligned only
#endif
#define str(s) #s
#define xstr(s) str(s)
typedef unsigned char u8;
#if (VECT == 1)
# define LAST_ARG *dest
#else
# define LAST_ARG **dest
#endif
extern void FUNCTION_UNDER_TEST(int len, int vec, int vec_i, unsigned char *gftbls,
unsigned char *src, unsigned char LAST_ARG);
extern void REF_FUNCTION(int len, int vlen, unsigned char *gftbls, unsigned char **src,
unsigned char LAST_ARG);
void dump(unsigned char *buf, int len)
{
int i;
for (i = 0; i < len;) {
printf(" %2x", 0xff & buf[i++]);
if (i % 32 == 0)
printf("\n");
}
printf("\n");
}
void dump_matrix(unsigned char **s, int k, int m)
{
int i, j;
for (i = 0; i < k; i++) {
for (j = 0; j < m; j++) {
printf(" %2x", s[i][j]);
}
printf("\n");
}
printf("\n");
}
void dump_u8xu8(unsigned char *s, int k, int m)
{
int i, j;
for (i = 0; i < k; i++) {
for (j = 0; j < m; j++) {
printf(" %2x", 0xff & s[j + (i * m)]);
}
printf("\n");
}
printf("\n");
}
int main(int argc, char *argv[])
{
int i, j, rtest, srcs;
void *buf;
u8 gf[6][TEST_SOURCES];
u8 *g_tbls;
u8 *dest_ref[VECT];
u8 *dest_ptrs[VECT], *buffs[TEST_SOURCES];
int vector = VECT;
int align, size;
unsigned char *efence_buffs[TEST_SOURCES];
unsigned int offset;
u8 *ubuffs[TEST_SOURCES];
u8 *udest_ptrs[VECT];
printf("test" xstr(FUNCTION_UNDER_TEST) ": %dx%d ", TEST_SOURCES, TEST_LEN);
// Allocate the arrays
for (i = 0; i < TEST_SOURCES; i++) {
if (posix_memalign(&buf, 64, TEST_LEN)) {
printf("alloc error: Fail");
return -1;
}
buffs[i] = buf;
}
if (posix_memalign(&buf, 16, 2 * (vector * TEST_SOURCES * 32))) {
printf("alloc error: Fail");
return -1;
}
g_tbls = buf;
for (i = 0; i < vector; i++) {
if (posix_memalign(&buf, 64, TEST_LEN)) {
printf("alloc error: Fail");
return -1;
}
dest_ptrs[i] = buf;
memset(dest_ptrs[i], 0, TEST_LEN);
}
for (i = 0; i < vector; i++) {
if (posix_memalign(&buf, 64, TEST_LEN)) {
printf("alloc error: Fail");
return -1;
}
dest_ref[i] = buf;
memset(dest_ref[i], 0, TEST_LEN);
}
// Test of all zeros
for (i = 0; i < TEST_SOURCES; i++)
memset(buffs[i], 0, TEST_LEN);
switch (vector) {
case 6:
memset(gf[5], 0xe6, TEST_SOURCES);
case 5:
memset(gf[4], 4, TEST_SOURCES);
case 4:
memset(gf[3], 9, TEST_SOURCES);
case 3:
memset(gf[2], 7, TEST_SOURCES);
case 2:
memset(gf[1], 1, TEST_SOURCES);
case 1:
memset(gf[0], 2, TEST_SOURCES);
break;
default:
return -1;
}
for (i = 0; i < TEST_SOURCES; i++)
for (j = 0; j < TEST_LEN; j++)
buffs[i][j] = rand();
for (i = 0; i < vector; i++)
for (j = 0; j < TEST_SOURCES; j++) {
gf[i][j] = rand();
gf_vect_mul_init(gf[i][j], &g_tbls[i * (32 * TEST_SOURCES) + j * 32]);
}
for (i = 0; i < vector; i++)
gf_vect_dot_prod_base(TEST_LEN, TEST_SOURCES, &g_tbls[i * 32 * TEST_SOURCES],
buffs, dest_ref[i]);
for (i = 0; i < vector; i++)
memset(dest_ptrs[i], 0, TEST_LEN);
for (i = 0; i < TEST_SOURCES; i++) {
#if (VECT == 1)
FUNCTION_UNDER_TEST(TEST_LEN, TEST_SOURCES, i, g_tbls, buffs[i], *dest_ptrs);
#else
FUNCTION_UNDER_TEST(TEST_LEN, TEST_SOURCES, i, g_tbls, buffs[i], dest_ptrs);
#endif
}
for (i = 0; i < vector; i++) {
if (0 != memcmp(dest_ref[i], dest_ptrs[i], TEST_LEN)) {
printf("Fail zero " xstr(FUNCTION_UNDER_TEST) " test%d\n", i);
dump_matrix(buffs, vector, TEST_SOURCES);
printf("dprod_base:");
dump(dest_ref[i], 25);
printf("dprod_dut:");
dump(dest_ptrs[i], 25);
return -1;
}
}
#if (VECT == 1)
REF_FUNCTION(TEST_LEN, TEST_SOURCES, g_tbls, buffs, *dest_ref);
#else
REF_FUNCTION(TEST_LEN, TEST_SOURCES, g_tbls, buffs, dest_ref);
#endif
for (i = 0; i < vector; i++) {
if (0 != memcmp(dest_ref[i], dest_ptrs[i], TEST_LEN)) {
printf("Fail zero " xstr(FUNCTION_UNDER_TEST) " test%d\n", i);
dump_matrix(buffs, vector, TEST_SOURCES);
printf("dprod_base:");
dump(dest_ref[i], 25);
printf("dprod_dut:");
dump(dest_ptrs[i], 25);
return -1;
}
}
putchar('.');
// Rand data test
for (rtest = 0; rtest < RANDOMS; rtest++) {
for (i = 0; i < TEST_SOURCES; i++)
for (j = 0; j < TEST_LEN; j++)
buffs[i][j] = rand();
for (i = 0; i < vector; i++)
for (j = 0; j < TEST_SOURCES; j++) {
gf[i][j] = rand();
gf_vect_mul_init(gf[i][j],
&g_tbls[i * (32 * TEST_SOURCES) + j * 32]);
}
for (i = 0; i < vector; i++)
gf_vect_dot_prod_base(TEST_LEN, TEST_SOURCES,
&g_tbls[i * 32 * TEST_SOURCES], buffs,
dest_ref[i]);
for (i = 0; i < vector; i++)
memset(dest_ptrs[i], 0, TEST_LEN);
for (i = 0; i < TEST_SOURCES; i++) {
#if (VECT == 1)
FUNCTION_UNDER_TEST(TEST_LEN, TEST_SOURCES, i, g_tbls, buffs[i],
*dest_ptrs);
#else
FUNCTION_UNDER_TEST(TEST_LEN, TEST_SOURCES, i, g_tbls, buffs[i],
dest_ptrs);
#endif
}
for (i = 0; i < vector; i++) {
if (0 != memcmp(dest_ref[i], dest_ptrs[i], TEST_LEN)) {
printf("Fail rand " xstr(FUNCTION_UNDER_TEST) " test%d %d\n",
i, rtest);
dump_matrix(buffs, vector, TEST_SOURCES);
printf("dprod_base:");
dump(dest_ref[i], 25);
printf("dprod_dut:");
dump(dest_ptrs[i], 25);
return -1;
}
}
putchar('.');
}
// Rand data test with varied parameters
for (rtest = 0; rtest < RANDOMS; rtest++) {
for (srcs = TEST_SOURCES; srcs > 0; srcs--) {
for (i = 0; i < srcs; i++)
for (j = 0; j < TEST_LEN; j++)
buffs[i][j] = rand();
for (i = 0; i < vector; i++)
for (j = 0; j < srcs; j++) {
gf[i][j] = rand();
gf_vect_mul_init(gf[i][j],
&g_tbls[i * (32 * srcs) + j * 32]);
}
for (i = 0; i < vector; i++)
gf_vect_dot_prod_base(TEST_LEN, srcs, &g_tbls[i * 32 * srcs],
buffs, dest_ref[i]);
for (i = 0; i < vector; i++)
memset(dest_ptrs[i], 0, TEST_LEN);
for (i = 0; i < srcs; i++) {
#if (VECT == 1)
FUNCTION_UNDER_TEST(TEST_LEN, srcs, i, g_tbls, buffs[i],
*dest_ptrs);
#else
FUNCTION_UNDER_TEST(TEST_LEN, srcs, i, g_tbls, buffs[i],
dest_ptrs);
#endif
}
for (i = 0; i < vector; i++) {
if (0 != memcmp(dest_ref[i], dest_ptrs[i], TEST_LEN)) {
printf("Fail rand " xstr(FUNCTION_UNDER_TEST)
" test%d srcs=%d\n", i, srcs);
dump_matrix(buffs, vector, TEST_SOURCES);
printf("dprod_base:");
dump(dest_ref[i], 25);
printf("dprod_dut:");
dump(dest_ptrs[i], 25);
return -1;
}
}
putchar('.');
}
}
// Run tests at end of buffer for Electric Fence
align = (LEN_ALIGN_CHK_B != 0) ? 1 : ALIGN_SIZE;
for (size = TEST_MIN_SIZE; size <= TEST_SIZE; size += align) {
for (i = 0; i < TEST_SOURCES; i++)
for (j = 0; j < TEST_LEN; j++)
buffs[i][j] = rand();
for (i = 0; i < TEST_SOURCES; i++) // Line up TEST_SIZE from end
efence_buffs[i] = buffs[i] + TEST_LEN - size;
for (i = 0; i < vector; i++)
for (j = 0; j < TEST_SOURCES; j++) {
gf[i][j] = rand();
gf_vect_mul_init(gf[i][j],
&g_tbls[i * (32 * TEST_SOURCES) + j * 32]);
}
for (i = 0; i < vector; i++)
gf_vect_dot_prod_base(size, TEST_SOURCES,
&g_tbls[i * 32 * TEST_SOURCES], efence_buffs,
dest_ref[i]);
for (i = 0; i < vector; i++)
memset(dest_ptrs[i], 0, size);
for (i = 0; i < TEST_SOURCES; i++) {
#if (VECT == 1)
FUNCTION_UNDER_TEST(size, TEST_SOURCES, i, g_tbls, efence_buffs[i],
*dest_ptrs);
#else
FUNCTION_UNDER_TEST(size, TEST_SOURCES, i, g_tbls, efence_buffs[i],
dest_ptrs);
#endif
}
for (i = 0; i < vector; i++) {
if (0 != memcmp(dest_ref[i], dest_ptrs[i], size)) {
printf("Fail rand " xstr(FUNCTION_UNDER_TEST)
" test%d size=%d\n", i, size);
dump_matrix(buffs, vector, TEST_SOURCES);
printf("dprod_base:");
dump(dest_ref[i], TEST_MIN_SIZE + align);
printf("dprod_dut:");
dump(dest_ptrs[i], TEST_MIN_SIZE + align);
return -1;
}
}
putchar('.');
}
// Test rand ptr alignment if available
for (rtest = 0; rtest < RANDOMS; rtest++) {
size = (TEST_LEN - PTR_ALIGN_CHK_B) & ~(TEST_MIN_SIZE - 1);
srcs = rand() % TEST_SOURCES;
if (srcs == 0)
continue;
offset = (PTR_ALIGN_CHK_B != 0) ? 1 : PTR_ALIGN_CHK_B;
// Add random offsets
for (i = 0; i < srcs; i++)
ubuffs[i] = buffs[i] + (rand() & (PTR_ALIGN_CHK_B - offset));
for (i = 0; i < vector; i++) {
udest_ptrs[i] = dest_ptrs[i] + (rand() & (PTR_ALIGN_CHK_B - offset));
memset(dest_ptrs[i], 0, TEST_LEN); // zero pad to check write-over
}
for (i = 0; i < srcs; i++)
for (j = 0; j < size; j++)
ubuffs[i][j] = rand();
for (i = 0; i < vector; i++)
for (j = 0; j < srcs; j++) {
gf[i][j] = rand();
gf_vect_mul_init(gf[i][j], &g_tbls[i * (32 * srcs) + j * 32]);
}
for (i = 0; i < vector; i++)
gf_vect_dot_prod_base(size, srcs, &g_tbls[i * 32 * srcs], ubuffs,
dest_ref[i]);
for (i = 0; i < srcs; i++) {
#if (VECT == 1)
FUNCTION_UNDER_TEST(size, srcs, i, g_tbls, ubuffs[i], *udest_ptrs);
#else
FUNCTION_UNDER_TEST(size, srcs, i, g_tbls, ubuffs[i], udest_ptrs);
#endif
}
for (i = 0; i < vector; i++) {
if (0 != memcmp(dest_ref[i], udest_ptrs[i], size)) {
printf("Fail rand " xstr(FUNCTION_UNDER_TEST)
" test%d ualign srcs=%d\n", i, srcs);
dump_matrix(buffs, vector, TEST_SOURCES);
printf("dprod_base:");
dump(dest_ref[i], 25);
printf("dprod_dut:");
dump(udest_ptrs[i], 25);
return -1;
}
}
// Confirm that padding around dests is unchanged
memset(dest_ref[0], 0, PTR_ALIGN_CHK_B); // Make reference zero buff
for (i = 0; i < vector; i++) {
offset = udest_ptrs[i] - dest_ptrs[i];
if (memcmp(dest_ptrs[i], dest_ref[0], offset)) {
printf("Fail rand ualign pad1 start\n");
return -1;
}
if (memcmp
(dest_ptrs[i] + offset + size, dest_ref[0],
PTR_ALIGN_CHK_B - offset)) {
printf("Fail rand ualign pad1 end\n");
return -1;
}
}
putchar('.');
}
// Test all size alignment
align = (LEN_ALIGN_CHK_B != 0) ? 1 : ALIGN_SIZE;
for (size = TEST_LEN; size >= TEST_MIN_SIZE; size -= align) {
for (i = 0; i < TEST_SOURCES; i++)
for (j = 0; j < size; j++)
buffs[i][j] = rand();
for (i = 0; i < vector; i++) {
for (j = 0; j < TEST_SOURCES; j++) {
gf[i][j] = rand();
gf_vect_mul_init(gf[i][j],
&g_tbls[i * (32 * TEST_SOURCES) + j * 32]);
}
memset(dest_ptrs[i], 0, TEST_LEN); // zero pad to check write-over
}
for (i = 0; i < vector; i++)
gf_vect_dot_prod_base(size, TEST_SOURCES,
&g_tbls[i * 32 * TEST_SOURCES], buffs,
dest_ref[i]);
for (i = 0; i < TEST_SOURCES; i++) {
#if (VECT == 1)
FUNCTION_UNDER_TEST(size, TEST_SOURCES, i, g_tbls, buffs[i],
*dest_ptrs);
#else
FUNCTION_UNDER_TEST(size, TEST_SOURCES, i, g_tbls, buffs[i],
dest_ptrs);
#endif
}
for (i = 0; i < vector; i++) {
if (0 != memcmp(dest_ref[i], dest_ptrs[i], size)) {
printf("Fail rand " xstr(FUNCTION_UNDER_TEST)
" test%d ualign len=%d\n", i, size);
dump_matrix(buffs, vector, TEST_SOURCES);
printf("dprod_base:");
dump(dest_ref[i], 25);
printf("dprod_dut:");
dump(dest_ptrs[i], 25);
return -1;
}
}
putchar('.');
}
printf("Pass\n");
return 0;
}
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