diff options
| -rw-r--r-- | lib/sbi/objects.mk | 3 | ||||
| -rw-r--r-- | lib/sbi/sbi_bitmap_test.c | 102 |
2 files changed, 105 insertions, 0 deletions
diff --git a/lib/sbi/objects.mk b/lib/sbi/objects.mk index 08959f16..b4c273fb 100644 --- a/lib/sbi/objects.mk +++ b/lib/sbi/objects.mk @@ -14,6 +14,9 @@ libsbi-objs-y += riscv_locks.o libsbi-objs-$(CONFIG_SBIUNIT) += sbi_unit_test.o libsbi-objs-$(CONFIG_SBIUNIT) += sbi_unit_tests.o +libsbi-objs-$(CONFIG_SBIUNIT) += sbi_bitmap_test.o +carray-sbi_unit_tests-$(CONFIG_SBIUNIT) += bitmap_test_suite + libsbi-objs-y += sbi_ecall.o libsbi-objs-y += sbi_ecall_exts.o diff --git a/lib/sbi/sbi_bitmap_test.c b/lib/sbi/sbi_bitmap_test.c new file mode 100644 index 00000000..d2c35996 --- /dev/null +++ b/lib/sbi/sbi_bitmap_test.c @@ -0,0 +1,102 @@ +/* + * SPDX-License-Identifier: BSD-2-Clause + * + * Author: Ivan Orlov <[email protected]> + */ +#include <sbi/sbi_bitmap.h> +#include <sbi/sbi_unit_test.h> + +#define DATA_SIZE sizeof(data_zero) +#define DATA_BIT_SIZE (DATA_SIZE * 8) + +static unsigned long data_a[] = { 0xDEADBEEF, 0x00BAB10C, 0x1BADB002, 0xABADBABE }; +static unsigned long data_b[] = { 0xC00010FF, 0x00BAB10C, 0xBAAAAAAD, 0xBADDCAFE }; +static unsigned long data_zero[] = { 0, 0, 0, 0 }; + +static void bitmap_and_test(struct sbiunit_test_case *test) +{ + unsigned long res[DATA_SIZE]; + unsigned long a_and_b[] = { data_a[0] & data_b[0], data_a[1] & data_b[1], + data_a[2] & data_b[2], data_a[3] & data_b[3] }; + + __bitmap_and(res, data_a, data_b, DATA_BIT_SIZE); + SBIUNIT_EXPECT_MEMEQ(test, res, a_and_b, DATA_SIZE); + + /* a & a = a */ + __bitmap_and(res, data_a, data_a, DATA_BIT_SIZE); + SBIUNIT_ASSERT_MEMEQ(test, res, data_a, DATA_SIZE); + + /* a & 0 = 0 */ + __bitmap_and(res, data_a, data_zero, DATA_BIT_SIZE); + SBIUNIT_EXPECT_MEMEQ(test, res, data_zero, DATA_SIZE); + + /* 0 & 0 = 0 */ + __bitmap_and(res, data_zero, data_zero, DATA_BIT_SIZE); + SBIUNIT_EXPECT_MEMEQ(test, res, data_zero, DATA_SIZE); + + sbi_memcpy(res, data_zero, DATA_SIZE); + /* Cover zero 'bits' argument */ + __bitmap_and(res, data_a, data_b, 0); + SBIUNIT_EXPECT_MEMEQ(test, res, data_zero, DATA_SIZE); +} + +static void bitmap_or_test(struct sbiunit_test_case *test) +{ + unsigned long res[DATA_SIZE]; + unsigned long a_or_b[] = { data_a[0] | data_b[0], data_a[1] | data_b[1], + data_a[2] | data_b[2], data_a[3] | data_b[3] }; + + __bitmap_or(res, data_a, data_b, DATA_BIT_SIZE); + SBIUNIT_EXPECT_MEMEQ(test, res, a_or_b, DATA_SIZE); + + /* a | a = a */ + __bitmap_or(res, data_a, data_a, DATA_BIT_SIZE); + SBIUNIT_EXPECT_MEMEQ(test, res, data_a, DATA_SIZE); + + /* a | 0 = a */ + __bitmap_or(res, data_a, data_zero, DATA_BIT_SIZE); + SBIUNIT_EXPECT_MEMEQ(test, res, data_a, DATA_SIZE); + + /* 0 | 0 = 0 */ + __bitmap_or(res, data_zero, data_zero, DATA_BIT_SIZE); + SBIUNIT_EXPECT_MEMEQ(test, res, data_zero, DATA_SIZE); + + sbi_memcpy(res, data_zero, DATA_SIZE); + __bitmap_or(res, data_a, data_b, 0); + SBIUNIT_EXPECT_MEMEQ(test, res, data_zero, DATA_SIZE); +} + +static void bitmap_xor_test(struct sbiunit_test_case *test) +{ + unsigned long res[DATA_SIZE]; + unsigned long a_xor_b[] = { data_a[0] ^ data_b[0], data_a[1] ^ data_b[1], + data_a[2] ^ data_b[2], data_a[3] ^ data_b[3] }; + + __bitmap_xor(res, data_a, data_b, DATA_BIT_SIZE); + SBIUNIT_EXPECT_MEMEQ(test, res, a_xor_b, DATA_SIZE); + + /* a ^ 0 = a */ + __bitmap_xor(res, data_a, data_zero, DATA_BIT_SIZE); + SBIUNIT_EXPECT_MEMEQ(test, res, data_a, DATA_SIZE); + + /* a ^ a = 0 */ + __bitmap_xor(res, data_a, data_a, DATA_BIT_SIZE); + SBIUNIT_EXPECT_MEMEQ(test, res, data_zero, DATA_SIZE); + + /* 0 ^ 0 = 0 */ + __bitmap_xor(res, data_zero, data_zero, DATA_BIT_SIZE); + SBIUNIT_EXPECT_MEMEQ(test, res, data_zero, DATA_SIZE); + + sbi_memcpy(res, data_zero, DATA_SIZE); + __bitmap_xor(res, data_a, data_b, 0); + SBIUNIT_EXPECT_MEMEQ(test, res, data_zero, DATA_SIZE); +} + +static struct sbiunit_test_case bitmap_test_cases[] = { + SBIUNIT_TEST_CASE(bitmap_and_test), + SBIUNIT_TEST_CASE(bitmap_or_test), + SBIUNIT_TEST_CASE(bitmap_xor_test), + SBIUNIT_END_CASE, +}; + +SBIUNIT_TEST_SUITE(bitmap_test_suite, bitmap_test_cases); |