Commit e65bc1fa authored by Ian Rogers's avatar Ian Rogers Committed by Arnaldo Carvalho de Melo
Browse files

perf test: Convert llvm tests to test cases. 



Use null terminated array of test cases rather than the previous sub
test functions.

Signed-off-by: default avatarIan Rogers <irogers@google.com>
Tested-by: default avatarSohaib Mohamed <sohaib.amhmd@gmail.com>
Acked-by: default avatarJiri Olsa <jolsa@redhat.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Brendan Higgins <brendanhiggins@google.com>
Cc: Daniel Latypov <dlatypov@google.com>
Cc: David Gow <davidgow@google.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jin Yao <yao.jin@linux.intel.com>
Cc: John Garry <john.garry@huawei.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Clarke <pc@us.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: https://lore.kernel.org/r/20211104064208.3156807-15-irogers@google.com


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 5801e96b

tools/perf/tests/llvm.c

+54 −23
Original line number Diff line number Diff line
@@ -124,7 +124,7 @@ test_llvm__fetch_bpf_obj(void **p_obj_buf, 
	return ret;

}



static int test__llvm(struct test_suite *test __maybe_unused, int subtest)

static int test__llvm(int subtest)

{

	int ret;

	void *obj_buf = NULL;
@@ -148,42 +148,73 @@ static int test__llvm(struct test_suite *test __maybe_unused, int subtest) 


	return ret;

}

#endif //HAVE_LIBBPF_SUPPORT



static int test__llvm_subtest_get_nr(void)

static int test__llvm__bpf_base_prog(struct test_suite *test __maybe_unused,

				     int subtest __maybe_unused)

{

	return __LLVM_TESTCASE_MAX;

#ifdef HAVE_LIBBPF_SUPPORT

	return test__llvm(LLVM_TESTCASE_BASE);

#else

	pr_debug("Skip LLVM test because BPF support is not compiled\n");

	return TEST_SKIP;

#endif

}



static const char *test__llvm_subtest_get_desc(int subtest)

{

	if ((subtest < 0) || (subtest >= __LLVM_TESTCASE_MAX))

		return NULL;



	return bpf_source_table[subtest].desc;

}

#else //HAVE_LIBBPF_SUPPORT

static int test__llvm(struct test_suite *test __maybe_unused, int subtest __maybe_unused)

static int test__llvm__bpf_test_kbuild_prog(struct test_suite *test __maybe_unused,

					    int subtest __maybe_unused)

{

#ifdef HAVE_LIBBPF_SUPPORT

	return test__llvm(LLVM_TESTCASE_KBUILD);

#else

	pr_debug("Skip LLVM test because BPF support is not compiled\n");

	return TEST_SKIP;

#endif

}



static int test__llvm_subtest_get_nr(void)

static int test__llvm__bpf_test_prologue_prog(struct test_suite *test __maybe_unused,

					      int subtest __maybe_unused)

{

	return 0;

#ifdef HAVE_LIBBPF_SUPPORT

	return test__llvm(LLVM_TESTCASE_BPF_PROLOGUE);

#else

	pr_debug("Skip LLVM test because BPF support is not compiled\n");

	return TEST_SKIP;

#endif

}



static const char *test__llvm_subtest_get_desc(int subtest __maybe_unused)

static int test__llvm__bpf_test_relocation(struct test_suite *test __maybe_unused,

					   int subtest __maybe_unused)

{

	return NULL;

#ifdef HAVE_LIBBPF_SUPPORT

	return test__llvm(LLVM_TESTCASE_BPF_RELOCATION);

#else

	pr_debug("Skip LLVM test because BPF support is not compiled\n");

	return TEST_SKIP;

#endif

}

#endif // HAVE_LIBBPF_SUPPORT





static struct test_case llvm_tests[] = {

#ifdef HAVE_LIBBPF_SUPPORT

	TEST_CASE("Basic BPF llvm compile", llvm__bpf_base_prog),

	TEST_CASE("kbuild searching", llvm__bpf_test_kbuild_prog),

	TEST_CASE("Compile source for BPF prologue generation",

		  llvm__bpf_test_prologue_prog),

	TEST_CASE("Compile source for BPF relocation", llvm__bpf_test_relocation),

#else

	TEST_CASE_REASON("Basic BPF llvm compile", llvm__bpf_base_prog, "not compiled in"),

	TEST_CASE_REASON("kbuild searching", llvm__bpf_test_kbuild_prog, "not compiled in"),

	TEST_CASE_REASON("Compile source for BPF prologue generation",

			llvm__bpf_test_prologue_prog, "not compiled in"),

	TEST_CASE_REASON("Compile source for BPF relocation",

			llvm__bpf_test_relocation, "not compiled in"),

#endif

	{ .name = NULL, }

};



struct test_suite suite__llvm = {

	.desc = "LLVM search and compile",

	.func = test__llvm,

	.subtest = {

		.skip_if_fail	= true,

		.get_nr		= test__llvm_subtest_get_nr,

		.get_desc	= test__llvm_subtest_get_desc,

	},

	.test_cases = llvm_tests,

	.subtest = { .skip_if_fail = true, },

};