diff options
Diffstat (limited to 'src/tools/perf/builtin-bench.c')
| -rw-r--r-- | src/tools/perf/builtin-bench.c | 267 |
1 files changed, 0 insertions, 267 deletions
diff --git a/src/tools/perf/builtin-bench.c b/src/tools/perf/builtin-bench.c deleted file mode 100644 index 77298bf..0000000 --- a/src/tools/perf/builtin-bench.c +++ /dev/null @@ -1,267 +0,0 @@ -/* - * - * builtin-bench.c - * - * General benchmarking subsystem provided by perf - * - * Copyright (C) 2009, Hitoshi Mitake <mitake@dcl.info.waseda.ac.jp> - * - */ - -/* - * - * Available subsystem list: - * sched ... scheduler and IPC mechanism - * mem ... memory access performance - * - */ - -#include "perf.h" -#include "util/util.h" -#include "util/parse-options.h" -#include "builtin.h" -#include "bench/bench.h" - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> - -struct bench_suite { - const char *name; - const char *summary; - int (*fn)(int, const char **, const char *); -}; - \ -/* sentinel: easy for help */ -#define suite_all { "all", "Test all benchmark suites", NULL } - -#ifdef LIBNUMA_SUPPORT -static struct bench_suite numa_suites[] = { - { "mem", - "Benchmark for NUMA workloads", - bench_numa }, - suite_all, - { NULL, - NULL, - NULL } -}; -#endif - -static struct bench_suite sched_suites[] = { - { "messaging", - "Benchmark for scheduler and IPC mechanisms", - bench_sched_messaging }, - { "pipe", - "Flood of communication over pipe() between two processes", - bench_sched_pipe }, - suite_all, - { NULL, - NULL, - NULL } -}; - -static struct bench_suite mem_suites[] = { - { "memcpy", - "Simple memory copy in various ways", - bench_mem_memcpy }, - { "memset", - "Simple memory set in various ways", - bench_mem_memset }, - suite_all, - { NULL, - NULL, - NULL } -}; - -struct bench_subsys { - const char *name; - const char *summary; - struct bench_suite *suites; -}; - -static struct bench_subsys subsystems[] = { -#ifdef LIBNUMA_SUPPORT - { "numa", - "NUMA scheduling and MM behavior", - numa_suites }, -#endif - { "sched", - "scheduler and IPC mechanism", - sched_suites }, - { "mem", - "memory access performance", - mem_suites }, - { "all", /* sentinel: easy for help */ - "all benchmark subsystem", - NULL }, - { NULL, - NULL, - NULL } -}; - -static void dump_suites(int subsys_index) -{ - int i; - - printf("# List of available suites for %s...\n\n", - subsystems[subsys_index].name); - - for (i = 0; subsystems[subsys_index].suites[i].name; i++) - printf("%14s: %s\n", - subsystems[subsys_index].suites[i].name, - subsystems[subsys_index].suites[i].summary); - - printf("\n"); - return; -} - -static const char *bench_format_str; -int bench_format = BENCH_FORMAT_DEFAULT; - -static const struct option bench_options[] = { - OPT_STRING('f', "format", &bench_format_str, "default", - "Specify format style"), - OPT_END() -}; - -static const char * const bench_usage[] = { - "perf bench [<common options>] <subsystem> <suite> [<options>]", - NULL -}; - -static void print_usage(void) -{ - int i; - - printf("Usage: \n"); - for (i = 0; bench_usage[i]; i++) - printf("\t%s\n", bench_usage[i]); - printf("\n"); - - printf("# List of available subsystems...\n\n"); - - for (i = 0; subsystems[i].name; i++) - printf("%14s: %s\n", - subsystems[i].name, subsystems[i].summary); - printf("\n"); -} - -static int bench_str2int(const char *str) -{ - if (!str) - return BENCH_FORMAT_DEFAULT; - - if (!strcmp(str, BENCH_FORMAT_DEFAULT_STR)) - return BENCH_FORMAT_DEFAULT; - else if (!strcmp(str, BENCH_FORMAT_SIMPLE_STR)) - return BENCH_FORMAT_SIMPLE; - - return BENCH_FORMAT_UNKNOWN; -} - -static void all_suite(struct bench_subsys *subsys) /* FROM HERE */ -{ - int i; - const char *argv[2]; - struct bench_suite *suites = subsys->suites; - - argv[1] = NULL; - /* - * TODO: - * preparing preset parameters for - * embedded, ordinary PC, HPC, etc... - * will be helpful - */ - for (i = 0; suites[i].fn; i++) { - printf("# Running %s/%s benchmark...\n", - subsys->name, - suites[i].name); - fflush(stdout); - - argv[1] = suites[i].name; - suites[i].fn(1, argv, NULL); - printf("\n"); - } -} - -static void all_subsystem(void) -{ - int i; - for (i = 0; subsystems[i].suites; i++) - all_suite(&subsystems[i]); -} - -int cmd_bench(int argc, const char **argv, const char *prefix __maybe_unused) -{ - int i, j, status = 0; - - if (argc < 2) { - /* No subsystem specified. */ - print_usage(); - goto end; - } - - argc = parse_options(argc, argv, bench_options, bench_usage, - PARSE_OPT_STOP_AT_NON_OPTION); - - bench_format = bench_str2int(bench_format_str); - if (bench_format == BENCH_FORMAT_UNKNOWN) { - printf("Unknown format descriptor:%s\n", bench_format_str); - goto end; - } - - if (argc < 1) { - print_usage(); - goto end; - } - - if (!strcmp(argv[0], "all")) { - all_subsystem(); - goto end; - } - - for (i = 0; subsystems[i].name; i++) { - if (strcmp(subsystems[i].name, argv[0])) - continue; - - if (argc < 2) { - /* No suite specified. */ - dump_suites(i); - goto end; - } - - if (!strcmp(argv[1], "all")) { - all_suite(&subsystems[i]); - goto end; - } - - for (j = 0; subsystems[i].suites[j].name; j++) { - if (strcmp(subsystems[i].suites[j].name, argv[1])) - continue; - - if (bench_format == BENCH_FORMAT_DEFAULT) - printf("# Running %s/%s benchmark...\n", - subsystems[i].name, - subsystems[i].suites[j].name); - fflush(stdout); - status = subsystems[i].suites[j].fn(argc - 1, - argv + 1, prefix); - goto end; - } - - if (!strcmp(argv[1], "-h") || !strcmp(argv[1], "--help")) { - dump_suites(i); - goto end; - } - - printf("Unknown suite:%s for %s\n", argv[1], argv[0]); - status = 1; - goto end; - } - - printf("Unknown subsystem:%s\n", argv[0]); - status = 1; - -end: - return status; -} |