1028f12eeSStephane Eranian #include "builtin.h" 2028f12eeSStephane Eranian #include "perf.h" 3028f12eeSStephane Eranian 44b6ab94eSJosh Poimboeuf #include <subcmd/parse-options.h> 5028f12eeSStephane Eranian #include "util/trace-event.h" 6028f12eeSStephane Eranian #include "util/tool.h" 7028f12eeSStephane Eranian #include "util/session.h" 8f5fc1412SJiri Olsa #include "util/data.h" 9028f12eeSStephane Eranian 1067121f85SStephane Eranian #define MEM_OPERATION_LOAD 0x1 1167121f85SStephane Eranian #define MEM_OPERATION_STORE 0x2 12028f12eeSStephane Eranian 13028f12eeSStephane Eranian struct perf_mem { 14028f12eeSStephane Eranian struct perf_tool tool; 15028f12eeSStephane Eranian char const *input_name; 16028f12eeSStephane Eranian bool hide_unresolved; 17028f12eeSStephane Eranian bool dump_raw; 1862a1a63aSYunlong Song bool force; 1966024122SArnaldo Carvalho de Melo int operation; 20028f12eeSStephane Eranian const char *cpu_list; 21028f12eeSStephane Eranian DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS); 22028f12eeSStephane Eranian }; 23028f12eeSStephane Eranian 2466024122SArnaldo Carvalho de Melo static int __cmd_record(int argc, const char **argv, struct perf_mem *mem) 25028f12eeSStephane Eranian { 26028f12eeSStephane Eranian int rec_argc, i = 0, j; 27028f12eeSStephane Eranian const char **rec_argv; 28028f12eeSStephane Eranian int ret; 29028f12eeSStephane Eranian 3067121f85SStephane Eranian rec_argc = argc + 7; /* max number of arguments */ 31028f12eeSStephane Eranian rec_argv = calloc(rec_argc + 1, sizeof(char *)); 32028f12eeSStephane Eranian if (!rec_argv) 33028f12eeSStephane Eranian return -1; 34028f12eeSStephane Eranian 3567121f85SStephane Eranian rec_argv[i++] = "record"; 36028f12eeSStephane Eranian 3766024122SArnaldo Carvalho de Melo if (mem->operation & MEM_OPERATION_LOAD) 3867121f85SStephane Eranian rec_argv[i++] = "-W"; 39028f12eeSStephane Eranian 4067121f85SStephane Eranian rec_argv[i++] = "-d"; 4167121f85SStephane Eranian 4266024122SArnaldo Carvalho de Melo if (mem->operation & MEM_OPERATION_LOAD) { 4367121f85SStephane Eranian rec_argv[i++] = "-e"; 4467121f85SStephane Eranian rec_argv[i++] = "cpu/mem-loads/pp"; 4567121f85SStephane Eranian } 4667121f85SStephane Eranian 4766024122SArnaldo Carvalho de Melo if (mem->operation & MEM_OPERATION_STORE) { 4867121f85SStephane Eranian rec_argv[i++] = "-e"; 4967121f85SStephane Eranian rec_argv[i++] = "cpu/mem-stores/pp"; 5067121f85SStephane Eranian } 5167121f85SStephane Eranian 52028f12eeSStephane Eranian for (j = 1; j < argc; j++, i++) 53028f12eeSStephane Eranian rec_argv[i] = argv[j]; 54028f12eeSStephane Eranian 55028f12eeSStephane Eranian ret = cmd_record(i, rec_argv, NULL); 56028f12eeSStephane Eranian free(rec_argv); 57028f12eeSStephane Eranian return ret; 58028f12eeSStephane Eranian } 59028f12eeSStephane Eranian 60028f12eeSStephane Eranian static int 61028f12eeSStephane Eranian dump_raw_samples(struct perf_tool *tool, 62028f12eeSStephane Eranian union perf_event *event, 63028f12eeSStephane Eranian struct perf_sample *sample, 64028f12eeSStephane Eranian struct machine *machine) 65028f12eeSStephane Eranian { 66028f12eeSStephane Eranian struct perf_mem *mem = container_of(tool, struct perf_mem, tool); 67028f12eeSStephane Eranian struct addr_location al; 68028f12eeSStephane Eranian const char *fmt; 69028f12eeSStephane Eranian 70e44baa3eSAdrian Hunter if (perf_event__preprocess_sample(event, machine, &al, sample) < 0) { 71028f12eeSStephane Eranian fprintf(stderr, "problem processing %d event, skipping it.\n", 72028f12eeSStephane Eranian event->header.type); 73028f12eeSStephane Eranian return -1; 74028f12eeSStephane Eranian } 75028f12eeSStephane Eranian 76028f12eeSStephane Eranian if (al.filtered || (mem->hide_unresolved && al.sym == NULL)) 77b91fc39fSArnaldo Carvalho de Melo goto out_put; 78028f12eeSStephane Eranian 79028f12eeSStephane Eranian if (al.map != NULL) 80028f12eeSStephane Eranian al.map->dso->hit = 1; 81028f12eeSStephane Eranian 82028f12eeSStephane Eranian if (symbol_conf.field_sep) { 83028f12eeSStephane Eranian fmt = "%d%s%d%s0x%"PRIx64"%s0x%"PRIx64"%s%"PRIu64 84028f12eeSStephane Eranian "%s0x%"PRIx64"%s%s:%s\n"; 85028f12eeSStephane Eranian } else { 86028f12eeSStephane Eranian fmt = "%5d%s%5d%s0x%016"PRIx64"%s0x016%"PRIx64 87028f12eeSStephane Eranian "%s%5"PRIu64"%s0x%06"PRIx64"%s%s:%s\n"; 88028f12eeSStephane Eranian symbol_conf.field_sep = " "; 89028f12eeSStephane Eranian } 90028f12eeSStephane Eranian 91028f12eeSStephane Eranian printf(fmt, 92028f12eeSStephane Eranian sample->pid, 93028f12eeSStephane Eranian symbol_conf.field_sep, 94028f12eeSStephane Eranian sample->tid, 95028f12eeSStephane Eranian symbol_conf.field_sep, 96ef89325fSAdrian Hunter sample->ip, 97028f12eeSStephane Eranian symbol_conf.field_sep, 98028f12eeSStephane Eranian sample->addr, 99028f12eeSStephane Eranian symbol_conf.field_sep, 100028f12eeSStephane Eranian sample->weight, 101028f12eeSStephane Eranian symbol_conf.field_sep, 102028f12eeSStephane Eranian sample->data_src, 103028f12eeSStephane Eranian symbol_conf.field_sep, 104028f12eeSStephane Eranian al.map ? (al.map->dso ? al.map->dso->long_name : "???") : "???", 105028f12eeSStephane Eranian al.sym ? al.sym->name : "???"); 106b91fc39fSArnaldo Carvalho de Melo out_put: 107b91fc39fSArnaldo Carvalho de Melo addr_location__put(&al); 108028f12eeSStephane Eranian return 0; 109028f12eeSStephane Eranian } 110028f12eeSStephane Eranian 111028f12eeSStephane Eranian static int process_sample_event(struct perf_tool *tool, 112028f12eeSStephane Eranian union perf_event *event, 113028f12eeSStephane Eranian struct perf_sample *sample, 1148b640cc4SArnaldo Carvalho de Melo struct perf_evsel *evsel __maybe_unused, 115028f12eeSStephane Eranian struct machine *machine) 116028f12eeSStephane Eranian { 1178b640cc4SArnaldo Carvalho de Melo return dump_raw_samples(tool, event, sample, machine); 118028f12eeSStephane Eranian } 119028f12eeSStephane Eranian 120028f12eeSStephane Eranian static int report_raw_events(struct perf_mem *mem) 121028f12eeSStephane Eranian { 122f5fc1412SJiri Olsa struct perf_data_file file = { 123f5fc1412SJiri Olsa .path = input_name, 124f5fc1412SJiri Olsa .mode = PERF_DATA_MODE_READ, 12562a1a63aSYunlong Song .force = mem->force, 126f5fc1412SJiri Olsa }; 127028f12eeSStephane Eranian int ret; 128f5fc1412SJiri Olsa struct perf_session *session = perf_session__new(&file, false, 129f5fc1412SJiri Olsa &mem->tool); 130028f12eeSStephane Eranian 131028f12eeSStephane Eranian if (session == NULL) 13252e02834STaeung Song return -1; 133028f12eeSStephane Eranian 134028f12eeSStephane Eranian if (mem->cpu_list) { 135028f12eeSStephane Eranian ret = perf_session__cpu_bitmap(session, mem->cpu_list, 136028f12eeSStephane Eranian mem->cpu_bitmap); 1371df9fadeSTaeung Song if (ret < 0) 138028f12eeSStephane Eranian goto out_delete; 139028f12eeSStephane Eranian } 140028f12eeSStephane Eranian 1411df9fadeSTaeung Song ret = symbol__init(&session->header.env); 1421df9fadeSTaeung Song if (ret < 0) 1431df9fadeSTaeung Song goto out_delete; 144028f12eeSStephane Eranian 145028f12eeSStephane Eranian printf("# PID, TID, IP, ADDR, LOCAL WEIGHT, DSRC, SYMBOL\n"); 146028f12eeSStephane Eranian 1471df9fadeSTaeung Song ret = perf_session__process_events(session); 148028f12eeSStephane Eranian 149028f12eeSStephane Eranian out_delete: 150028f12eeSStephane Eranian perf_session__delete(session); 1511df9fadeSTaeung Song return ret; 152028f12eeSStephane Eranian } 153028f12eeSStephane Eranian 154028f12eeSStephane Eranian static int report_events(int argc, const char **argv, struct perf_mem *mem) 155028f12eeSStephane Eranian { 156028f12eeSStephane Eranian const char **rep_argv; 157028f12eeSStephane Eranian int ret, i = 0, j, rep_argc; 158028f12eeSStephane Eranian 159028f12eeSStephane Eranian if (mem->dump_raw) 160028f12eeSStephane Eranian return report_raw_events(mem); 161028f12eeSStephane Eranian 162028f12eeSStephane Eranian rep_argc = argc + 3; 163028f12eeSStephane Eranian rep_argv = calloc(rep_argc + 1, sizeof(char *)); 164028f12eeSStephane Eranian if (!rep_argv) 165028f12eeSStephane Eranian return -1; 166028f12eeSStephane Eranian 16767121f85SStephane Eranian rep_argv[i++] = "report"; 16867121f85SStephane Eranian rep_argv[i++] = "--mem-mode"; 16967121f85SStephane Eranian rep_argv[i++] = "-n"; /* display number of samples */ 170028f12eeSStephane Eranian 171028f12eeSStephane Eranian /* 172028f12eeSStephane Eranian * there is no weight (cost) associated with stores, so don't print 173028f12eeSStephane Eranian * the column 174028f12eeSStephane Eranian */ 17566024122SArnaldo Carvalho de Melo if (!(mem->operation & MEM_OPERATION_LOAD)) 17667121f85SStephane Eranian rep_argv[i++] = "--sort=mem,sym,dso,symbol_daddr," 17767121f85SStephane Eranian "dso_daddr,tlb,locked"; 178028f12eeSStephane Eranian 179028f12eeSStephane Eranian for (j = 1; j < argc; j++, i++) 180028f12eeSStephane Eranian rep_argv[i] = argv[j]; 181028f12eeSStephane Eranian 182028f12eeSStephane Eranian ret = cmd_report(i, rep_argv, NULL); 183028f12eeSStephane Eranian free(rep_argv); 184028f12eeSStephane Eranian return ret; 185028f12eeSStephane Eranian } 186028f12eeSStephane Eranian 18767121f85SStephane Eranian struct mem_mode { 18867121f85SStephane Eranian const char *name; 18967121f85SStephane Eranian int mode; 19067121f85SStephane Eranian }; 19167121f85SStephane Eranian 19267121f85SStephane Eranian #define MEM_OPT(n, m) \ 19367121f85SStephane Eranian { .name = n, .mode = (m) } 19467121f85SStephane Eranian 19567121f85SStephane Eranian #define MEM_END { .name = NULL } 19667121f85SStephane Eranian 19767121f85SStephane Eranian static const struct mem_mode mem_modes[]={ 19867121f85SStephane Eranian MEM_OPT("load", MEM_OPERATION_LOAD), 19967121f85SStephane Eranian MEM_OPT("store", MEM_OPERATION_STORE), 20067121f85SStephane Eranian MEM_END 20167121f85SStephane Eranian }; 20267121f85SStephane Eranian 20367121f85SStephane Eranian static int 20467121f85SStephane Eranian parse_mem_ops(const struct option *opt, const char *str, int unset) 20567121f85SStephane Eranian { 20667121f85SStephane Eranian int *mode = (int *)opt->value; 20767121f85SStephane Eranian const struct mem_mode *m; 20867121f85SStephane Eranian char *s, *os = NULL, *p; 20967121f85SStephane Eranian int ret = -1; 21067121f85SStephane Eranian 21167121f85SStephane Eranian if (unset) 21267121f85SStephane Eranian return 0; 21367121f85SStephane Eranian 21467121f85SStephane Eranian /* str may be NULL in case no arg is passed to -t */ 21567121f85SStephane Eranian if (str) { 21667121f85SStephane Eranian /* because str is read-only */ 21767121f85SStephane Eranian s = os = strdup(str); 21867121f85SStephane Eranian if (!s) 21967121f85SStephane Eranian return -1; 22067121f85SStephane Eranian 22167121f85SStephane Eranian /* reset mode */ 22267121f85SStephane Eranian *mode = 0; 22367121f85SStephane Eranian 22467121f85SStephane Eranian for (;;) { 22567121f85SStephane Eranian p = strchr(s, ','); 22667121f85SStephane Eranian if (p) 22767121f85SStephane Eranian *p = '\0'; 22867121f85SStephane Eranian 22967121f85SStephane Eranian for (m = mem_modes; m->name; m++) { 23067121f85SStephane Eranian if (!strcasecmp(s, m->name)) 23167121f85SStephane Eranian break; 23267121f85SStephane Eranian } 23367121f85SStephane Eranian if (!m->name) { 23467121f85SStephane Eranian fprintf(stderr, "unknown sampling op %s," 23567121f85SStephane Eranian " check man page\n", s); 23667121f85SStephane Eranian goto error; 23767121f85SStephane Eranian } 23867121f85SStephane Eranian 23967121f85SStephane Eranian *mode |= m->mode; 24067121f85SStephane Eranian 24167121f85SStephane Eranian if (!p) 24267121f85SStephane Eranian break; 24367121f85SStephane Eranian 24467121f85SStephane Eranian s = p + 1; 24567121f85SStephane Eranian } 24667121f85SStephane Eranian } 24767121f85SStephane Eranian ret = 0; 24867121f85SStephane Eranian 24967121f85SStephane Eranian if (*mode == 0) 25067121f85SStephane Eranian *mode = MEM_OPERATION_LOAD; 25167121f85SStephane Eranian error: 25267121f85SStephane Eranian free(os); 25367121f85SStephane Eranian return ret; 25467121f85SStephane Eranian } 25567121f85SStephane Eranian 256028f12eeSStephane Eranian int cmd_mem(int argc, const char **argv, const char *prefix __maybe_unused) 257028f12eeSStephane Eranian { 258028f12eeSStephane Eranian struct stat st; 259028f12eeSStephane Eranian struct perf_mem mem = { 260028f12eeSStephane Eranian .tool = { 261028f12eeSStephane Eranian .sample = process_sample_event, 262028f12eeSStephane Eranian .mmap = perf_event__process_mmap, 2635c5e854bSStephane Eranian .mmap2 = perf_event__process_mmap2, 264028f12eeSStephane Eranian .comm = perf_event__process_comm, 265028f12eeSStephane Eranian .lost = perf_event__process_lost, 266028f12eeSStephane Eranian .fork = perf_event__process_fork, 267028f12eeSStephane Eranian .build_id = perf_event__process_build_id, 2680a8cb85cSJiri Olsa .ordered_events = true, 269028f12eeSStephane Eranian }, 270028f12eeSStephane Eranian .input_name = "perf.data", 27166024122SArnaldo Carvalho de Melo /* 27266024122SArnaldo Carvalho de Melo * default to both load an store sampling 27366024122SArnaldo Carvalho de Melo */ 27466024122SArnaldo Carvalho de Melo .operation = MEM_OPERATION_LOAD | MEM_OPERATION_STORE, 275028f12eeSStephane Eranian }; 276028f12eeSStephane Eranian const struct option mem_options[] = { 27766024122SArnaldo Carvalho de Melo OPT_CALLBACK('t', "type", &mem.operation, 27867121f85SStephane Eranian "type", "memory operations(load,store) Default load,store", 27967121f85SStephane Eranian parse_mem_ops), 280028f12eeSStephane Eranian OPT_BOOLEAN('D', "dump-raw-samples", &mem.dump_raw, 281028f12eeSStephane Eranian "dump raw samples in ASCII"), 282028f12eeSStephane Eranian OPT_BOOLEAN('U', "hide-unresolved", &mem.hide_unresolved, 283028f12eeSStephane Eranian "Only display entries resolved to a symbol"), 284028f12eeSStephane Eranian OPT_STRING('i', "input", &input_name, "file", 285028f12eeSStephane Eranian "input file name"), 286028f12eeSStephane Eranian OPT_STRING('C', "cpu", &mem.cpu_list, "cpu", 287028f12eeSStephane Eranian "list of cpus to profile"), 2888b8ca6e1SWang Nan OPT_STRING_NOEMPTY('x', "field-separator", &symbol_conf.field_sep, 289028f12eeSStephane Eranian "separator", 290028f12eeSStephane Eranian "separator for columns, no spaces will be added" 291028f12eeSStephane Eranian " between columns '.' is reserved."), 29262a1a63aSYunlong Song OPT_BOOLEAN('f', "force", &mem.force, "don't complain, do it"), 293028f12eeSStephane Eranian OPT_END() 294028f12eeSStephane Eranian }; 2958d2a2a1dSRamkumar Ramachandra const char *const mem_subcommands[] = { "record", "report", NULL }; 2968d2a2a1dSRamkumar Ramachandra const char *mem_usage[] = { 2978d2a2a1dSRamkumar Ramachandra NULL, 2988d2a2a1dSRamkumar Ramachandra NULL 2998d2a2a1dSRamkumar Ramachandra }; 300028f12eeSStephane Eranian 3018d2a2a1dSRamkumar Ramachandra 3028d2a2a1dSRamkumar Ramachandra argc = parse_options_subcommand(argc, argv, mem_options, mem_subcommands, 3038d2a2a1dSRamkumar Ramachandra mem_usage, PARSE_OPT_STOP_AT_NON_OPTION); 304028f12eeSStephane Eranian 30566024122SArnaldo Carvalho de Melo if (!argc || !(strncmp(argv[0], "rec", 3) || mem.operation)) 306028f12eeSStephane Eranian usage_with_options(mem_usage, mem_options); 307028f12eeSStephane Eranian 308028f12eeSStephane Eranian if (!mem.input_name || !strlen(mem.input_name)) { 309028f12eeSStephane Eranian if (!fstat(STDIN_FILENO, &st) && S_ISFIFO(st.st_mode)) 310028f12eeSStephane Eranian mem.input_name = "-"; 311028f12eeSStephane Eranian else 312028f12eeSStephane Eranian mem.input_name = "perf.data"; 313028f12eeSStephane Eranian } 314028f12eeSStephane Eranian 315028f12eeSStephane Eranian if (!strncmp(argv[0], "rec", 3)) 31666024122SArnaldo Carvalho de Melo return __cmd_record(argc, argv, &mem); 317028f12eeSStephane Eranian else if (!strncmp(argv[0], "rep", 3)) 318028f12eeSStephane Eranian return report_events(argc, argv, &mem); 319028f12eeSStephane Eranian else 320028f12eeSStephane Eranian usage_with_options(mem_usage, mem_options); 321028f12eeSStephane Eranian 322028f12eeSStephane Eranian return 0; 323028f12eeSStephane Eranian } 324