diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/vppinfra/test_mheap.c | 286 |
1 files changed, 0 insertions, 286 deletions
diff --git a/src/vppinfra/test_mheap.c b/src/vppinfra/test_mheap.c deleted file mode 100644 index ae0c58a6a74..00000000000 --- a/src/vppinfra/test_mheap.c +++ /dev/null @@ -1,286 +0,0 @@ -/* - * Copyright (c) 2015 Cisco and/or its affiliates. - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at: - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -/* - Copyright (c) 2001, 2002, 2003 Eliot Dresselhaus - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - "Software"), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be - included in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE - LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION - OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION - WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. -*/ - -#ifdef CLIB_LINUX_KERNEL -#include <linux/unistd.h> -#endif - -#ifdef CLIB_UNIX -#include <unistd.h> -#include <stdlib.h> -#include <stdio.h> /* scanf */ -#endif - -#include <vppinfra/format.h> -#include <vppinfra/random.h> -#include <vppinfra/time.h> - -static int verbose = 0; -#define if_verbose(format,args...) \ - if (verbose) { clib_warning(format, ## args); } - -int -test1 (void) -{ - clib_time_t clib_time; - void *h_mem = clib_mem_alloc (2ULL << 30); - void *h; - uword *objects = 0; - int i; - f64 before, after; - - clib_time_init (&clib_time); - - vec_validate (objects, 2000000 - 1); - - h = mheap_alloc (h_mem, (uword) (2 << 30)); - - before = clib_time_now (&clib_time); - - for (i = 0; i < vec_len (objects); i++) - { - h = mheap_get_aligned (h, 24 /* size */ , - 64 /* align */ , - 16 /* align at offset */ , &objects[i]); - } - - after = clib_time_now (&clib_time); - - fformat (stdout, "alloc: %u objects in %.2f seconds, %.2f objects/second\n", - vec_len (objects), (after - before), - ((f64) vec_len (objects)) / (after - before)); - - return 0; -} - - -int -test_mheap_main (unformat_input_t * input) -{ - int i, j, k, n_iterations; - void *h, *h_mem; - uword *objects = 0; - u32 objects_used, really_verbose, n_objects, max_object_size; - u32 check_mask, seed, trace, use_vm; - u32 print_every = 0; - u32 *data; - mheap_t *mh; - - /* Validation flags. */ - check_mask = 0; -#define CHECK_VALIDITY 1 -#define CHECK_DATA 2 -#define CHECK_ALIGN 4 -#define TEST1 8 - - n_iterations = 10; - seed = 0; - max_object_size = 100; - n_objects = 1000; - trace = 0; - really_verbose = 0; - use_vm = 0; - - while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) - { - if (0 == unformat (input, "iter %d", &n_iterations) - && 0 == unformat (input, "count %d", &n_objects) - && 0 == unformat (input, "size %d", &max_object_size) - && 0 == unformat (input, "seed %d", &seed) - && 0 == unformat (input, "print %d", &print_every) - && 0 == unformat (input, "validdata %|", - &check_mask, CHECK_DATA | CHECK_VALIDITY) - && 0 == unformat (input, "valid %|", - &check_mask, CHECK_VALIDITY) - && 0 == unformat (input, "verbose %=", &really_verbose, 1) - && 0 == unformat (input, "trace %=", &trace, 1) - && 0 == unformat (input, "vm %=", &use_vm, 1) - && 0 == unformat (input, "align %|", &check_mask, CHECK_ALIGN) - && 0 == unformat (input, "test1 %|", &check_mask, TEST1)) - { - clib_warning ("unknown input `%U'", format_unformat_error, input); - return 1; - } - } - - /* Zero seed means use default. */ - if (!seed) - seed = random_default_seed (); - - if (check_mask & TEST1) - { - return test1 (); - } - - if_verbose - ("testing %d iterations, %d %saligned objects, max. size %d, seed %d", - n_iterations, n_objects, (check_mask & CHECK_ALIGN) ? "randomly " : "un", - max_object_size, seed); - - vec_resize (objects, n_objects); - if (vec_bytes (objects) > 0) /* stupid warning be gone */ - clib_memset (objects, ~0, vec_bytes (objects)); - objects_used = 0; - - /* Allocate initial heap. */ - { - uword size = - max_pow2 (2 * n_objects * max_object_size * sizeof (data[0])); - - h_mem = clib_mem_alloc (size); - if (!h_mem) - return 0; - - h = mheap_alloc (h_mem, size); - } - - if (trace) - mheap_trace (h, trace); - - mh = mheap_header (h); - - if (use_vm) - mh->flags &= ~MHEAP_FLAG_DISABLE_VM; - else - mh->flags |= MHEAP_FLAG_DISABLE_VM; - - if (check_mask & CHECK_VALIDITY) - mh->flags |= MHEAP_FLAG_VALIDATE; - - for (i = 0; i < n_iterations; i++) - { - while (1) - { - j = random_u32 (&seed) % vec_len (objects); - if (objects[j] != ~0 || i + objects_used < n_iterations) - break; - } - - if (objects[j] != ~0) - { - mheap_put (h, objects[j]); - objects_used--; - objects[j] = ~0; - } - else - { - uword size, align, align_offset; - - size = (random_u32 (&seed) % max_object_size) * sizeof (data[0]); - align = align_offset = 0; - if (check_mask & CHECK_ALIGN) - { - align = 1 << (random_u32 (&seed) % 10); - align_offset = round_pow2 (random_u32 (&seed) & (align - 1), - sizeof (u32)); - } - - h = mheap_get_aligned (h, size, align, align_offset, &objects[j]); - - if (align > 0) - ASSERT (0 == ((objects[j] + align_offset) & (align - 1))); - - ASSERT (objects[j] != ~0); - objects_used++; - - /* Set newly allocated object with test data. */ - if (check_mask & CHECK_DATA) - { - uword len; - - data = (void *) h + objects[j]; - len = mheap_len (h, data); - - ASSERT (size <= mheap_data_bytes (h, objects[j])); - - data[0] = len; - for (k = 1; k < len; k++) - data[k] = objects[j] + k; - } - } - - /* Verify that all used objects have correct test data. */ - if (check_mask & 2) - { - for (j = 0; j < vec_len (objects); j++) - if (objects[j] != ~0) - { - u32 *data = h + objects[j]; - uword len = data[0]; - for (k = 1; k < len; k++) - ASSERT (data[k] == objects[j] + k); - } - } - if (print_every != 0 && i > 0 && (i % print_every) == 0) - fformat (stderr, "iteration %d: %U\n", i, format_mheap, h, - really_verbose); - } - - if (verbose) - fformat (stderr, "%U\n", format_mheap, h, really_verbose); - mheap_free (h); - clib_mem_free (h_mem); - vec_free (objects); - - return 0; -} - -#ifdef CLIB_UNIX -int -main (int argc, char *argv[]) -{ - unformat_input_t i; - int ret; - - clib_mem_init (0, 3ULL << 30); - - verbose = (argc > 1); - unformat_init_command_line (&i, argv); - ret = test_mheap_main (&i); - unformat_free (&i); - - return ret; -} -#endif /* CLIB_UNIX */ - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ |