From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <dev-bounces@dpdk.org>
Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124])
	by inbox.dpdk.org (Postfix) with ESMTP id 5599DA00C2;
	Wed, 23 Nov 2022 23:15:03 +0100 (CET)
Received: from mails.dpdk.org (localhost [127.0.0.1])
	by mails.dpdk.org (Postfix) with ESMTP id 73AD840E5A;
	Wed, 23 Nov 2022 23:14:56 +0100 (CET)
Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182])
 by mails.dpdk.org (Postfix) with ESMTP id 000D742DA9
 for <dev@dpdk.org>; Wed, 23 Nov 2022 23:14:53 +0100 (CET)
Received: by linux.microsoft.com (Postfix, from userid 1086)
 id 5CED420B83CB; Wed, 23 Nov 2022 14:14:53 -0800 (PST)
DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 5CED420B83CB
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com;
 s=default; t=1669241693;
 bh=shh2OIO65oOPvBzjsYO7wj7MYFqMwSukc3FDBi30hdM=;
 h=From:To:Cc:Subject:Date:In-Reply-To:References:From;
 b=TgLLMvwNm5hZ2+BpoYPAy/NYaZd7hPO3NhsySar9jSfIZ1F/v/PIssfYcbyZF1YbP
 19JPB5gWkEzho+LKrWNDMEP+adaSbROO0hSzvJLpA4iMld++cqapPa7i9PI4fiWYR0
 oq0GVFh48ZfRjzVq3BsapSb2VQJpsJFi2E401yfo=
From: Tyler Retzlaff <roretzla@linux.microsoft.com>
To: dev@dpdk.org
Cc: Tyler Retzlaff <roretzla@linux.microsoft.com>
Subject: [PATCH 2/2] test/bitcount: add bitcount tests
Date: Wed, 23 Nov 2022 14:14:47 -0800
Message-Id: <1669241687-18810-3-git-send-email-roretzla@linux.microsoft.com>
X-Mailer: git-send-email 1.8.3.1
In-Reply-To: <1669241687-18810-1-git-send-email-roretzla@linux.microsoft.com>
References: <1669241687-18810-1-git-send-email-roretzla@linux.microsoft.com>
X-BeenThere: dev@dpdk.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: DPDK patches and discussions <dev.dpdk.org>
List-Unsubscribe: <https://mails.dpdk.org/options/dev>,
 <mailto:dev-request@dpdk.org?subject=unsubscribe>
List-Archive: <http://mails.dpdk.org/archives/dev/>
List-Post: <mailto:dev@dpdk.org>
List-Help: <mailto:dev-request@dpdk.org?subject=help>
List-Subscribe: <https://mails.dpdk.org/listinfo/dev>,
 <mailto:dev-request@dpdk.org?subject=subscribe>
Errors-To: dev-bounces@dpdk.org

basic unit test of following functions

    rte_clz
    rte_clzl
    rte_clzll
    rte_ctz
    rte_ctzl
    rte_ctzll

Signed-off-by: Tyler Retzlaff <roretzla@linux.microsoft.com>
---
 app/test/meson.build     |  2 ++
 app/test/test_bitcount.c | 92 ++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 94 insertions(+)
 create mode 100644 app/test/test_bitcount.c

diff --git a/app/test/meson.build b/app/test/meson.build
index f34d19e..d1277bc 100644
--- a/app/test/meson.build
+++ b/app/test/meson.build
@@ -13,6 +13,7 @@ test_sources = files(
         'test_alarm.c',
         'test_atomic.c',
         'test_barrier.c',
+        'test_bitcount.c',
         'test_bitops.c',
         'test_bitmap.c',
         'test_bpf.c',
@@ -160,6 +161,7 @@ test_deps += ['bus_pci', 'bus_vdev']
 fast_tests = [
         ['acl_autotest', true, true],
         ['atomic_autotest', false, true],
+        ['bitcount_autotest', true, true],
         ['bitmap_autotest', true, true],
         ['bpf_autotest', true, true],
         ['bpf_convert_autotest', true, true],
diff --git a/app/test/test_bitcount.c b/app/test/test_bitcount.c
new file mode 100644
index 0000000..7b71fdf
--- /dev/null
+++ b/app/test/test_bitcount.c
@@ -0,0 +1,92 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright (C) 2022 Microsoft Corporation
+ */
+
+#include <string.h>
+
+#include <rte_bitcount.h>
+#include <rte_debug.h>
+
+#include "test.h"
+
+RTE_LOG_REGISTER(bitcount_logtype_test, test.bitcount, INFO);
+
+static int
+test_clz(void)
+{
+	unsigned int v = 1;
+	RTE_TEST_ASSERT(rte_clz(v) == sizeof(v) * CHAR_BIT - 1,
+	    "Unexpected count.");
+
+	return 0;
+}
+
+static int
+test_clzl(void)
+{
+	unsigned long v = 1;
+	RTE_TEST_ASSERT(rte_clzl(v) == sizeof(v) * CHAR_BIT - 1,
+	    "Unexpected count.");
+
+	return 0;
+}
+
+static int
+test_clzll(void)
+{
+	unsigned long long v = 1;
+	RTE_TEST_ASSERT(rte_clzll(v) == sizeof(v) * CHAR_BIT - 1,
+	    "Unexpected count.");
+
+	return 0;
+}
+
+static int
+test_ctz(void)
+{
+	unsigned int v = 2;
+	RTE_TEST_ASSERT(rte_ctz(v) == 1, "Unexpected count.");
+
+	return 0;
+}
+
+static int
+test_ctzl(void)
+{
+	unsigned long v = 2;
+	RTE_TEST_ASSERT(rte_ctzl(v) == 1, "Unexpected count.");
+
+	return 0;
+}
+
+static int
+test_ctzll(void)
+{
+	unsigned long long v = 2;
+	RTE_TEST_ASSERT(rte_ctzll(v) == 1, "Unexpected count.");
+
+	return 0;
+}
+
+static struct unit_test_suite bitcount_test_suite = {
+	.suite_name = "bitcount autotest",
+	.setup = NULL,
+	.teardown = NULL,
+	.unit_test_cases = {
+		TEST_CASE(test_clz),
+		TEST_CASE(test_clzl),
+		TEST_CASE(test_clzll),
+		TEST_CASE(test_ctz),
+		TEST_CASE(test_ctzl),
+		TEST_CASE(test_ctzll),
+		TEST_CASES_END()
+	}
+};
+
+static int
+test_bitcount(void)
+{
+	return unit_test_suite_runner(&bitcount_test_suite);
+}
+
+REGISTER_TEST_COMMAND(bitcount_autotest, test_bitcount);
-- 
1.8.3.1