server-skynet-source-3rd-je.../test/unit/atomic.c

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#include "test/jemalloc_test.h"
#define TEST_STRUCT(p, t) \
struct p##_test_s { \
t accum0; \
t x; \
t s; \
}; \
typedef struct p##_test_s p##_test_t;
#define TEST_BODY(p, t, tc, ta, FMT) do { \
const p##_test_t tests[] = { \
{(t)-1, (t)-1, (t)-2}, \
{(t)-1, (t) 0, (t)-2}, \
{(t)-1, (t) 1, (t)-2}, \
\
{(t) 0, (t)-1, (t)-2}, \
{(t) 0, (t) 0, (t)-2}, \
{(t) 0, (t) 1, (t)-2}, \
\
{(t) 1, (t)-1, (t)-2}, \
{(t) 1, (t) 0, (t)-2}, \
{(t) 1, (t) 1, (t)-2}, \
\
{(t)0, (t)-(1 << 22), (t)-2}, \
{(t)0, (t)(1 << 22), (t)-2}, \
{(t)(1 << 22), (t)-(1 << 22), (t)-2}, \
{(t)(1 << 22), (t)(1 << 22), (t)-2} \
}; \
unsigned i; \
\
for (i = 0; i < sizeof(tests)/sizeof(p##_test_t); i++) { \
bool err; \
t accum = tests[i].accum0; \
assert_##ta##_eq(atomic_read_##p(&accum), \
tests[i].accum0, \
"Erroneous read, i=%u", i); \
\
assert_##ta##_eq(atomic_add_##p(&accum, tests[i].x), \
(t)((tc)tests[i].accum0 + (tc)tests[i].x), \
"i=%u, accum=%"FMT", x=%"FMT, \
i, tests[i].accum0, tests[i].x); \
assert_##ta##_eq(atomic_read_##p(&accum), accum, \
"Erroneous add, i=%u", i); \
\
accum = tests[i].accum0; \
assert_##ta##_eq(atomic_sub_##p(&accum, tests[i].x), \
(t)((tc)tests[i].accum0 - (tc)tests[i].x), \
"i=%u, accum=%"FMT", x=%"FMT, \
i, tests[i].accum0, tests[i].x); \
assert_##ta##_eq(atomic_read_##p(&accum), accum, \
"Erroneous sub, i=%u", i); \
\
accum = tests[i].accum0; \
err = atomic_cas_##p(&accum, tests[i].x, tests[i].s); \
assert_b_eq(err, tests[i].accum0 != tests[i].x, \
"Erroneous cas success/failure result"); \
assert_##ta##_eq(accum, err ? tests[i].accum0 : \
tests[i].s, "Erroneous cas effect, i=%u", i); \
\
accum = tests[i].accum0; \
atomic_write_##p(&accum, tests[i].s); \
assert_##ta##_eq(accum, tests[i].s, \
"Erroneous write, i=%u", i); \
} \
} while (0)
TEST_STRUCT(u64, uint64_t)
TEST_BEGIN(test_atomic_u64) {
#if !(LG_SIZEOF_PTR == 3 || LG_SIZEOF_INT == 3)
test_skip("64-bit atomic operations not supported");
#else
TEST_BODY(u64, uint64_t, uint64_t, u64, FMTx64);
#endif
}
TEST_END
TEST_STRUCT(u32, uint32_t)
TEST_BEGIN(test_atomic_u32) {
TEST_BODY(u32, uint32_t, uint32_t, u32, "#"FMTx32);
}
TEST_END
TEST_STRUCT(p, void *)
TEST_BEGIN(test_atomic_p) {
TEST_BODY(p, void *, uintptr_t, ptr, "p");
}
TEST_END
TEST_STRUCT(zu, size_t)
TEST_BEGIN(test_atomic_zu) {
TEST_BODY(zu, size_t, size_t, zu, "#zx");
}
TEST_END
TEST_STRUCT(u, unsigned)
TEST_BEGIN(test_atomic_u) {
TEST_BODY(u, unsigned, unsigned, u, "#x");
}
TEST_END
int
main(void) {
return test(
test_atomic_u64,
test_atomic_u32,
test_atomic_p,
test_atomic_zu,
test_atomic_u);
}