diff options
Diffstat (limited to 'ANDROID_3.4.5/tools/perf/builtin-annotate.c')
-rw-r--r-- | ANDROID_3.4.5/tools/perf/builtin-annotate.c | 317 |
1 files changed, 0 insertions, 317 deletions
diff --git a/ANDROID_3.4.5/tools/perf/builtin-annotate.c b/ANDROID_3.4.5/tools/perf/builtin-annotate.c deleted file mode 100644 index 806e0a28..00000000 --- a/ANDROID_3.4.5/tools/perf/builtin-annotate.c +++ /dev/null @@ -1,317 +0,0 @@ -/* - * builtin-annotate.c - * - * Builtin annotate command: Analyze the perf.data input file, - * look up and read DSOs and symbol information and display - * a histogram of results, along various sorting keys. - */ -#include "builtin.h" - -#include "util/util.h" -#include "util/color.h" -#include <linux/list.h> -#include "util/cache.h" -#include <linux/rbtree.h> -#include "util/symbol.h" - -#include "perf.h" -#include "util/debug.h" - -#include "util/evlist.h" -#include "util/evsel.h" -#include "util/annotate.h" -#include "util/event.h" -#include "util/parse-options.h" -#include "util/parse-events.h" -#include "util/thread.h" -#include "util/sort.h" -#include "util/hist.h" -#include "util/session.h" -#include "util/tool.h" - -#include <linux/bitmap.h> - -struct perf_annotate { - struct perf_tool tool; - char const *input_name; - bool force, use_tui, use_stdio; - bool full_paths; - bool print_line; - const char *sym_hist_filter; - const char *cpu_list; - DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS); -}; - -static int perf_evsel__add_sample(struct perf_evsel *evsel, - struct perf_sample *sample, - struct addr_location *al, - struct perf_annotate *ann) -{ - struct hist_entry *he; - int ret; - - if (ann->sym_hist_filter != NULL && - (al->sym == NULL || - strcmp(ann->sym_hist_filter, al->sym->name) != 0)) { - /* We're only interested in a symbol named sym_hist_filter */ - if (al->sym != NULL) { - rb_erase(&al->sym->rb_node, - &al->map->dso->symbols[al->map->type]); - symbol__delete(al->sym); - } - return 0; - } - - he = __hists__add_entry(&evsel->hists, al, NULL, 1); - if (he == NULL) - return -ENOMEM; - - ret = 0; - if (he->ms.sym != NULL) { - struct annotation *notes = symbol__annotation(he->ms.sym); - if (notes->src == NULL && symbol__alloc_hist(he->ms.sym) < 0) - return -ENOMEM; - - ret = hist_entry__inc_addr_samples(he, evsel->idx, al->addr); - } - - evsel->hists.stats.total_period += sample->period; - hists__inc_nr_events(&evsel->hists, PERF_RECORD_SAMPLE); - return ret; -} - -static int process_sample_event(struct perf_tool *tool, - union perf_event *event, - struct perf_sample *sample, - struct perf_evsel *evsel, - struct machine *machine) -{ - struct perf_annotate *ann = container_of(tool, struct perf_annotate, tool); - struct addr_location al; - - if (perf_event__preprocess_sample(event, machine, &al, sample, - symbol__annotate_init) < 0) { - pr_warning("problem processing %d event, skipping it.\n", - event->header.type); - return -1; - } - - if (ann->cpu_list && !test_bit(sample->cpu, ann->cpu_bitmap)) - return 0; - - if (!al.filtered && perf_evsel__add_sample(evsel, sample, &al, ann)) { - pr_warning("problem incrementing symbol count, " - "skipping event\n"); - return -1; - } - - return 0; -} - -static int hist_entry__tty_annotate(struct hist_entry *he, int evidx, - struct perf_annotate *ann) -{ - return symbol__tty_annotate(he->ms.sym, he->ms.map, evidx, - ann->print_line, ann->full_paths, 0, 0); -} - -static void hists__find_annotations(struct hists *self, int evidx, - struct perf_annotate *ann) -{ - struct rb_node *nd = rb_first(&self->entries), *next; - int key = K_RIGHT; - - while (nd) { - struct hist_entry *he = rb_entry(nd, struct hist_entry, rb_node); - struct annotation *notes; - - if (he->ms.sym == NULL || he->ms.map->dso->annotate_warned) - goto find_next; - - notes = symbol__annotation(he->ms.sym); - if (notes->src == NULL) { -find_next: - if (key == K_LEFT) - nd = rb_prev(nd); - else - nd = rb_next(nd); - continue; - } - - if (use_browser > 0) { - key = hist_entry__tui_annotate(he, evidx, NULL, NULL, 0); - switch (key) { - case K_RIGHT: - next = rb_next(nd); - break; - case K_LEFT: - next = rb_prev(nd); - break; - default: - return; - } - - if (next != NULL) - nd = next; - } else { - hist_entry__tty_annotate(he, evidx, ann); - nd = rb_next(nd); - /* - * Since we have a hist_entry per IP for the same - * symbol, free he->ms.sym->src to signal we already - * processed this symbol. - */ - free(notes->src); - notes->src = NULL; - } - } -} - -static int __cmd_annotate(struct perf_annotate *ann) -{ - int ret; - struct perf_session *session; - struct perf_evsel *pos; - u64 total_nr_samples; - - session = perf_session__new(ann->input_name, O_RDONLY, - ann->force, false, &ann->tool); - if (session == NULL) - return -ENOMEM; - - if (ann->cpu_list) { - ret = perf_session__cpu_bitmap(session, ann->cpu_list, - ann->cpu_bitmap); - if (ret) - goto out_delete; - } - - ret = perf_session__process_events(session, &ann->tool); - if (ret) - goto out_delete; - - if (dump_trace) { - perf_session__fprintf_nr_events(session, stdout); - goto out_delete; - } - - if (verbose > 3) - perf_session__fprintf(session, stdout); - - if (verbose > 2) - perf_session__fprintf_dsos(session, stdout); - - total_nr_samples = 0; - list_for_each_entry(pos, &session->evlist->entries, node) { - struct hists *hists = &pos->hists; - u32 nr_samples = hists->stats.nr_events[PERF_RECORD_SAMPLE]; - - if (nr_samples > 0) { - total_nr_samples += nr_samples; - hists__collapse_resort(hists); - hists__output_resort(hists); - hists__find_annotations(hists, pos->idx, ann); - } - } - - if (total_nr_samples == 0) { - ui__warning("The %s file has no samples!\n", session->filename); - goto out_delete; - } -out_delete: - /* - * Speed up the exit process, for large files this can - * take quite a while. - * - * XXX Enable this when using valgrind or if we ever - * librarize this command. - * - * Also experiment with obstacks to see how much speed - * up we'll get here. - * - * perf_session__delete(session); - */ - return ret; -} - -static const char * const annotate_usage[] = { - "perf annotate [<options>]", - NULL -}; - -int cmd_annotate(int argc, const char **argv, const char *prefix __used) -{ - struct perf_annotate annotate = { - .tool = { - .sample = process_sample_event, - .mmap = perf_event__process_mmap, - .comm = perf_event__process_comm, - .fork = perf_event__process_task, - .ordered_samples = true, - .ordering_requires_timestamps = true, - }, - }; - const struct option options[] = { - OPT_STRING('i', "input", &annotate.input_name, "file", - "input file name"), - OPT_STRING('d', "dsos", &symbol_conf.dso_list_str, "dso[,dso...]", - "only consider symbols in these dsos"), - OPT_STRING('s', "symbol", &annotate.sym_hist_filter, "symbol", - "symbol to annotate"), - OPT_BOOLEAN('f', "force", &annotate.force, "don't complain, do it"), - OPT_INCR('v', "verbose", &verbose, - "be more verbose (show symbol address, etc)"), - OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, - "dump raw trace in ASCII"), - OPT_BOOLEAN(0, "tui", &annotate.use_tui, "Use the TUI interface"), - OPT_BOOLEAN(0, "stdio", &annotate.use_stdio, "Use the stdio interface"), - OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name, - "file", "vmlinux pathname"), - OPT_BOOLEAN('m', "modules", &symbol_conf.use_modules, - "load module symbols - WARNING: use only with -k and LIVE kernel"), - OPT_BOOLEAN('l', "print-line", &annotate.print_line, - "print matching source lines (may be slow)"), - OPT_BOOLEAN('P', "full-paths", &annotate.full_paths, - "Don't shorten the displayed pathnames"), - OPT_STRING('C', "cpu", &annotate.cpu_list, "cpu", "list of cpus to profile"), - OPT_STRING(0, "symfs", &symbol_conf.symfs, "directory", - "Look for files with symbols relative to this directory"), - OPT_BOOLEAN(0, "source", &symbol_conf.annotate_src, - "Interleave source code with assembly code (default)"), - OPT_BOOLEAN(0, "asm-raw", &symbol_conf.annotate_asm_raw, - "Display raw encoding of assembly instructions (default)"), - OPT_STRING('M', "disassembler-style", &disassembler_style, "disassembler style", - "Specify disassembler style (e.g. -M intel for intel syntax)"), - OPT_END() - }; - - argc = parse_options(argc, argv, options, annotate_usage, 0); - - if (annotate.use_stdio) - use_browser = 0; - else if (annotate.use_tui) - use_browser = 1; - - setup_browser(true); - - symbol_conf.priv_size = sizeof(struct annotation); - symbol_conf.try_vmlinux_path = true; - - if (symbol__init() < 0) - return -1; - - setup_sorting(annotate_usage, options); - - if (argc) { - /* - * Special case: if there's an argument left then assume tha - * it's a symbol filter: - */ - if (argc > 1) - usage_with_options(annotate_usage, options); - - annotate.sym_hist_filter = argv[0]; - } - - return __cmd_annotate(&annotate); -} |