1// SPDX-License-Identifier: GPL-2.0
2#include "util/map_symbol.h"
3#include "util/mem-events.h"
4#include "util/symbol.h"
5#include "linux/perf_event.h"
6#include "util/debug.h"
7#include "tests.h"
8#include <string.h>
9
10static int check(union perf_mem_data_src data_src,
11		  const char *string)
12{
13	char out[100];
14	char failure[100];
15	struct mem_info mi = { .data_src = data_src };
16
17	int n;
18
19	n = perf_mem__snp_scnprintf(out, sizeof out, &mi);
20	n += perf_mem__lvl_scnprintf(out + n, sizeof out - n, &mi);
21	scnprintf(failure, sizeof failure, "unexpected %s", out);
22	TEST_ASSERT_VAL(failure, !strcmp(string, out));
23	return 0;
24}
25
26static int test__mem(struct test_suite *text __maybe_unused, int subtest __maybe_unused)
27{
28	int ret = 0;
29	union perf_mem_data_src src;
30
31	memset(&src, 0, sizeof(src));
32
33	src.mem_lvl = PERF_MEM_LVL_HIT;
34	src.mem_lvl_num = 4;
35
36	ret |= check(src, "N/AL4 hit");
37
38	src.mem_remote = 1;
39
40	ret |= check(src, "N/ARemote L4 hit");
41
42	src.mem_lvl = PERF_MEM_LVL_MISS;
43	src.mem_lvl_num = PERF_MEM_LVLNUM_PMEM;
44	src.mem_remote = 0;
45
46	ret |= check(src, "N/APMEM miss");
47
48	src.mem_remote = 1;
49
50	ret |= check(src, "N/ARemote PMEM miss");
51
52	src.mem_snoopx = PERF_MEM_SNOOPX_FWD;
53	src.mem_lvl_num = PERF_MEM_LVLNUM_RAM;
54
55	ret |= check(src , "FwdRemote RAM miss");
56
57	return ret;
58}
59
60DEFINE_SUITE("Test data source output", mem);
61