| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Ian Rogers | 1120 | 56.71% | 31 | 62.00% |
| Andi Kleen | 539 | 27.29% | 2 | 4.00% |
| Kajol Jain | 158 | 8.00% | 1 | 2.00% |
| James Clark | 119 | 6.03% | 3 | 6.00% |
| Jiri Olsa | 14 | 0.71% | 6 | 12.00% |
| Arnaldo Carvalho de Melo | 12 | 0.61% | 3 | 6.00% |
| Thomas Richter | 7 | 0.35% | 1 | 2.00% |
| Ingo Molnar | 3 | 0.15% | 1 | 2.00% |
| Jin Yao | 2 | 0.10% | 1 | 2.00% |
| Greg Kroah-Hartman | 1 | 0.05% | 1 | 2.00% |
| Total | 1975 | 50 |
// SPDX-License-Identifier: GPL-2.0 #include "util/cputopo.h" #include "util/debug.h" #include "util/expr.h" #include "util/hashmap.h" #include "util/header.h" #include "util/smt.h" #include "tests.h" #include <math.h> #include <stdlib.h> #include <string.h> #include <string2.h> #include <linux/zalloc.h> static int test_ids_union(void) { struct hashmap *ids1, *ids2; /* Empty union. */ ids1 = ids__new(); TEST_ASSERT_VAL("ids__new", ids1); ids2 = ids__new(); TEST_ASSERT_VAL("ids__new", ids2); ids1 = ids__union(ids1, ids2); TEST_ASSERT_EQUAL("union", (int)hashmap__size(ids1), 0); /* Union {foo, bar} against {}. */ ids2 = ids__new(); TEST_ASSERT_VAL("ids__new", ids2); TEST_ASSERT_EQUAL("ids__insert", ids__insert(ids1, strdup("foo")), 0); TEST_ASSERT_EQUAL("ids__insert", ids__insert(ids1, strdup("bar")), 0); ids1 = ids__union(ids1, ids2); TEST_ASSERT_EQUAL("union", (int)hashmap__size(ids1), 2); /* Union {foo, bar} against {foo}. */ ids2 = ids__new(); TEST_ASSERT_VAL("ids__new", ids2); TEST_ASSERT_EQUAL("ids__insert", ids__insert(ids2, strdup("foo")), 0); ids1 = ids__union(ids1, ids2); TEST_ASSERT_EQUAL("union", (int)hashmap__size(ids1), 2); /* Union {foo, bar} against {bar,baz}. */ ids2 = ids__new(); TEST_ASSERT_VAL("ids__new", ids2); TEST_ASSERT_EQUAL("ids__insert", ids__insert(ids2, strdup("bar")), 0); TEST_ASSERT_EQUAL("ids__insert", ids__insert(ids2, strdup("baz")), 0); ids1 = ids__union(ids1, ids2); TEST_ASSERT_EQUAL("union", (int)hashmap__size(ids1), 3); ids__free(ids1); return 0; } static int test(struct expr_parse_ctx *ctx, const char *e, double val2) { double val; if (expr__parse(&val, ctx, e)) TEST_ASSERT_VAL("parse test failed", 0); TEST_ASSERT_VAL("unexpected value", val == val2); return 0; } static int test__expr(struct test_suite *t __maybe_unused, int subtest __maybe_unused) { struct expr_id_data *val_ptr; const char *p; double val, num_cpus_online, num_cpus, num_cores, num_dies, num_packages; int ret; struct expr_parse_ctx *ctx; bool is_intel = false; char strcmp_cpuid_buf[256]; struct perf_pmu *pmu = perf_pmus__find_core_pmu(); char *cpuid = perf_pmu__getcpuid(pmu); char *escaped_cpuid1, *escaped_cpuid2; TEST_ASSERT_VAL("get_cpuid", cpuid); is_intel = strstr(cpuid, "Intel") != NULL; TEST_ASSERT_EQUAL("ids_union", test_ids_union(), 0); ctx = expr__ctx_new(); TEST_ASSERT_VAL("expr__ctx_new", ctx); expr__add_id_val(ctx, strdup("FOO"), 1); expr__add_id_val(ctx, strdup("BAR"), 2); ret = test(ctx, "1+1", 2); ret |= test(ctx, "FOO+BAR", 3); ret |= test(ctx, "(BAR/2)%2", 1); ret |= test(ctx, "1 - -4", 5); ret |= test(ctx, "(FOO-1)*2 + (BAR/2)%2 - -4", 5); ret |= test(ctx, "1-1 | 1", 1); ret |= test(ctx, "1-1 & 1", 0); ret |= test(ctx, "min(1,2) + 1", 2); ret |= test(ctx, "max(1,2) + 1", 3); ret |= test(ctx, "1+1 if 3*4 else 0", 2); ret |= test(ctx, "100 if 1 else 200 if 1 else 300", 100); ret |= test(ctx, "100 if 0 else 200 if 1 else 300", 200); ret |= test(ctx, "100 if 1 else 200 if 0 else 300", 100); ret |= test(ctx, "100 if 0 else 200 if 0 else 300", 300); ret |= test(ctx, "1.1 + 2.1", 3.2); ret |= test(ctx, ".1 + 2.", 2.1); ret |= test(ctx, "d_ratio(1, 2)", 0.5); ret |= test(ctx, "d_ratio(2.5, 0)", 0); ret |= test(ctx, "1.1 < 2.2", 1); ret |= test(ctx, "2.2 > 1.1", 1); ret |= test(ctx, "1.1 < 1.1", 0); ret |= test(ctx, "2.2 > 2.2", 0); ret |= test(ctx, "2.2 < 1.1", 0); ret |= test(ctx, "1.1 > 2.2", 0); ret |= test(ctx, "1.1e10 < 1.1e100", 1); ret |= test(ctx, "1.1e2 > 1.1e-2", 1); if (ret) { expr__ctx_free(ctx); return ret; } p = "FOO/0"; ret = expr__parse(&val, ctx, p); TEST_ASSERT_VAL("division by zero", ret == 0); TEST_ASSERT_VAL("division by zero", isnan(val)); p = "BAR/"; ret = expr__parse(&val, ctx, p); TEST_ASSERT_VAL("missing operand", ret == -1); expr__ctx_clear(ctx); TEST_ASSERT_VAL("find ids", expr__find_ids("FOO + BAR + BAZ + BOZO", "FOO", ctx) == 0); TEST_ASSERT_VAL("find ids", hashmap__size(ctx->ids) == 3); TEST_ASSERT_VAL("find ids", hashmap__find(ctx->ids, "BAR", &val_ptr)); TEST_ASSERT_VAL("find ids", hashmap__find(ctx->ids, "BAZ", &val_ptr)); TEST_ASSERT_VAL("find ids", hashmap__find(ctx->ids, "BOZO", &val_ptr)); expr__ctx_clear(ctx); ctx->sctx.runtime = 3; TEST_ASSERT_VAL("find ids", expr__find_ids("EVENT1\\,param\\=?@ + EVENT2\\,param\\=?@", NULL, ctx) == 0); TEST_ASSERT_VAL("find ids", hashmap__size(ctx->ids) == 2); TEST_ASSERT_VAL("find ids", hashmap__find(ctx->ids, "EVENT1,param=3@", &val_ptr)); TEST_ASSERT_VAL("find ids", hashmap__find(ctx->ids, "EVENT2,param=3@", &val_ptr)); expr__ctx_clear(ctx); TEST_ASSERT_VAL("find ids", expr__find_ids("dash\\-event1 - dash\\-event2", NULL, ctx) == 0); TEST_ASSERT_VAL("find ids", hashmap__size(ctx->ids) == 2); TEST_ASSERT_VAL("find ids", hashmap__find(ctx->ids, "dash-event1", &val_ptr)); TEST_ASSERT_VAL("find ids", hashmap__find(ctx->ids, "dash-event2", &val_ptr)); /* Only EVENT1 or EVENT2 need be measured depending on the value of smt_on. */ { bool smton = smt_on(); bool corewide = core_wide(/*system_wide=*/false, /*user_requested_cpus=*/false); expr__ctx_clear(ctx); TEST_ASSERT_VAL("find ids", expr__find_ids("EVENT1 if #smt_on else EVENT2", NULL, ctx) == 0); TEST_ASSERT_VAL("find ids", hashmap__size(ctx->ids) == 1); TEST_ASSERT_VAL("find ids", hashmap__find(ctx->ids, smton ? "EVENT1" : "EVENT2", &val_ptr)); expr__ctx_clear(ctx); TEST_ASSERT_VAL("find ids", expr__find_ids("EVENT1 if #core_wide else EVENT2", NULL, ctx) == 0); TEST_ASSERT_VAL("find ids", hashmap__size(ctx->ids) == 1); TEST_ASSERT_VAL("find ids", hashmap__find(ctx->ids, corewide ? "EVENT1" : "EVENT2", &val_ptr)); } /* The expression is a constant 1.0 without needing to evaluate EVENT1. */ expr__ctx_clear(ctx); TEST_ASSERT_VAL("find ids", expr__find_ids("1.0 if EVENT1 > 100.0 else 1.0", NULL, ctx) == 0); TEST_ASSERT_VAL("find ids", hashmap__size(ctx->ids) == 0); /* The expression is a constant 0.0 without needing to evaluate EVENT1. */ expr__ctx_clear(ctx); TEST_ASSERT_VAL("find ids", expr__find_ids("0 & EVENT1 > 0", NULL, ctx) == 0); TEST_ASSERT_VAL("find ids", hashmap__size(ctx->ids) == 0); expr__ctx_clear(ctx); TEST_ASSERT_VAL("find ids", expr__find_ids("EVENT1 > 0 & 0", NULL, ctx) == 0); TEST_ASSERT_VAL("find ids", hashmap__size(ctx->ids) == 0); expr__ctx_clear(ctx); TEST_ASSERT_VAL("find ids", expr__find_ids("1 & EVENT1 > 0", NULL, ctx) == 0); TEST_ASSERT_VAL("find ids", hashmap__size(ctx->ids) == 1); TEST_ASSERT_VAL("find ids", hashmap__find(ctx->ids, "EVENT1", &val_ptr)); expr__ctx_clear(ctx); TEST_ASSERT_VAL("find ids", expr__find_ids("EVENT1 > 0 & 1", NULL, ctx) == 0); TEST_ASSERT_VAL("find ids", hashmap__size(ctx->ids) == 1); TEST_ASSERT_VAL("find ids", hashmap__find(ctx->ids, "EVENT1", &val_ptr)); /* The expression is a constant 1.0 without needing to evaluate EVENT1. */ expr__ctx_clear(ctx); TEST_ASSERT_VAL("find ids", expr__find_ids("1 | EVENT1 > 0", NULL, ctx) == 0); TEST_ASSERT_VAL("find ids", hashmap__size(ctx->ids) == 0); expr__ctx_clear(ctx); TEST_ASSERT_VAL("find ids", expr__find_ids("EVENT1 > 0 | 1", NULL, ctx) == 0); TEST_ASSERT_VAL("find ids", hashmap__size(ctx->ids) == 0); expr__ctx_clear(ctx); TEST_ASSERT_VAL("find ids", expr__find_ids("0 | EVENT1 > 0", NULL, ctx) == 0); TEST_ASSERT_VAL("find ids", hashmap__size(ctx->ids) == 1); TEST_ASSERT_VAL("find ids", hashmap__find(ctx->ids, "EVENT1", &val_ptr)); expr__ctx_clear(ctx); TEST_ASSERT_VAL("find ids", expr__find_ids("EVENT1 > 0 | 0", NULL, ctx) == 0); TEST_ASSERT_VAL("find ids", hashmap__size(ctx->ids) == 1); TEST_ASSERT_VAL("find ids", hashmap__find(ctx->ids, "EVENT1", &val_ptr)); /* Test toplogy constants appear well ordered. */ expr__ctx_clear(ctx); TEST_ASSERT_VAL("#num_cpus_online", expr__parse(&num_cpus_online, ctx, "#num_cpus_online") == 0); TEST_ASSERT_VAL("#num_cpus", expr__parse(&num_cpus, ctx, "#num_cpus") == 0); TEST_ASSERT_VAL("#num_cpus >= #num_cpus_online", num_cpus >= num_cpus_online); TEST_ASSERT_VAL("#num_cores", expr__parse(&num_cores, ctx, "#num_cores") == 0); TEST_ASSERT_VAL("#num_cpus >= #num_cores", num_cpus >= num_cores); TEST_ASSERT_VAL("#num_dies", expr__parse(&num_dies, ctx, "#num_dies") == 0); TEST_ASSERT_VAL("#num_cores >= #num_dies", num_cores >= num_dies); TEST_ASSERT_VAL("#num_packages", expr__parse(&num_packages, ctx, "#num_packages") == 0); if (num_dies) // Some platforms do not have CPU die support, for example s390 TEST_ASSERT_VAL("#num_dies >= #num_packages", num_dies >= num_packages); TEST_ASSERT_VAL("#system_tsc_freq", expr__parse(&val, ctx, "#system_tsc_freq") == 0); if (is_intel) TEST_ASSERT_VAL("#system_tsc_freq > 0", val > 0); else TEST_ASSERT_VAL("#system_tsc_freq == 0", fpclassify(val) == FP_ZERO); /* * Source count returns the number of events aggregating in a leader * event including the leader. Check parsing yields an id. */ expr__ctx_clear(ctx); TEST_ASSERT_VAL("source count", expr__find_ids("source_count(EVENT1)", NULL, ctx) == 0); TEST_ASSERT_VAL("source count", hashmap__size(ctx->ids) == 1); TEST_ASSERT_VAL("source count", hashmap__find(ctx->ids, "EVENT1", &val_ptr)); /* Test no cpuid match */ ret = test(ctx, "strcmp_cpuid_str(0x0)", 0); /* * Test cpuid match with current cpuid. Special chars have to be * escaped. */ escaped_cpuid1 = strreplace_chars('-', cpuid, "\\-"); free(cpuid); escaped_cpuid2 = strreplace_chars(',', escaped_cpuid1, "\\,"); free(escaped_cpuid1); escaped_cpuid1 = strreplace_chars('=', escaped_cpuid2, "\\="); free(escaped_cpuid2); scnprintf(strcmp_cpuid_buf, sizeof(strcmp_cpuid_buf), "strcmp_cpuid_str(%s)", escaped_cpuid1); free(escaped_cpuid1); ret |= test(ctx, strcmp_cpuid_buf, 1); /* has_event returns 1 when an event exists. */ expr__add_id_val(ctx, strdup("cycles"), 2); ret |= test(ctx, "has_event(cycles)", 1); expr__ctx_free(ctx); return ret; } DEFINE_SUITE("Simple expression parser", expr);
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