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
check(union perf_mem_data_src data_src,const char * string)10 static 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
test__mem(struct test * text __maybe_unused,int subtest __maybe_unused)26 int test__mem(struct test *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