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| author | Mitja Felicijan <mitja.felicijan@gmail.com> | 2026-01-21 22:52:54 +0100 |
|---|---|---|
| committer | Mitja Felicijan <mitja.felicijan@gmail.com> | 2026-01-21 22:52:54 +0100 |
| commit | dcacc00e3750300617ba6e16eb346713f91a783a (patch) | |
| tree | 38e2d4fb5ed9d119711d4295c6eda4b014af73fd /examples/redis-unstable/deps/jemalloc/test/unit/san_bump.c | |
| parent | 58dac10aeb8f5a041c46bddbeaf4c7966a99b998 (diff) | |
| download | crep-dcacc00e3750300617ba6e16eb346713f91a783a.tar.gz | |
Remove testing data
Diffstat (limited to 'examples/redis-unstable/deps/jemalloc/test/unit/san_bump.c')
| -rw-r--r-- | examples/redis-unstable/deps/jemalloc/test/unit/san_bump.c | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/examples/redis-unstable/deps/jemalloc/test/unit/san_bump.c b/examples/redis-unstable/deps/jemalloc/test/unit/san_bump.c deleted file mode 100644 index cafa37f..0000000 --- a/examples/redis-unstable/deps/jemalloc/test/unit/san_bump.c +++ /dev/null | |||
| @@ -1,111 +0,0 @@ | |||
| 1 | #include "test/jemalloc_test.h" | ||
| 2 | #include "test/arena_util.h" | ||
| 3 | |||
| 4 | #include "jemalloc/internal/arena_structs.h" | ||
| 5 | #include "jemalloc/internal/san_bump.h" | ||
| 6 | |||
| 7 | TEST_BEGIN(test_san_bump_alloc) { | ||
| 8 | test_skip_if(!maps_coalesce || !opt_retain); | ||
| 9 | |||
| 10 | tsdn_t *tsdn = tsdn_fetch(); | ||
| 11 | |||
| 12 | san_bump_alloc_t sba; | ||
| 13 | san_bump_alloc_init(&sba); | ||
| 14 | |||
| 15 | unsigned arena_ind = do_arena_create(0, 0); | ||
| 16 | assert_u_ne(arena_ind, UINT_MAX, "Failed to create an arena"); | ||
| 17 | |||
| 18 | arena_t *arena = arena_get(tsdn, arena_ind, false); | ||
| 19 | pac_t *pac = &arena->pa_shard.pac; | ||
| 20 | |||
| 21 | size_t alloc_size = PAGE * 16; | ||
| 22 | size_t alloc_n = alloc_size / sizeof(unsigned); | ||
| 23 | edata_t* edata = san_bump_alloc(tsdn, &sba, pac, pac_ehooks_get(pac), | ||
| 24 | alloc_size, /* zero */ false); | ||
| 25 | |||
| 26 | expect_ptr_not_null(edata, "Failed to allocate edata"); | ||
| 27 | expect_u_eq(edata_arena_ind_get(edata), arena_ind, | ||
| 28 | "Edata was assigned an incorrect arena id"); | ||
| 29 | expect_zu_eq(edata_size_get(edata), alloc_size, | ||
| 30 | "Allocated edata of incorrect size"); | ||
| 31 | expect_false(edata_slab_get(edata), | ||
| 32 | "Bump allocator incorrectly assigned 'slab' to true"); | ||
| 33 | expect_true(edata_committed_get(edata), "Edata is not committed"); | ||
| 34 | |||
| 35 | void *ptr = edata_addr_get(edata); | ||
| 36 | expect_ptr_not_null(ptr, "Edata was assigned an invalid address"); | ||
| 37 | /* Test that memory is allocated; no guard pages are misplaced */ | ||
| 38 | for (unsigned i = 0; i < alloc_n; ++i) { | ||
| 39 | ((unsigned *)ptr)[i] = 1; | ||
| 40 | } | ||
| 41 | |||
| 42 | size_t alloc_size2 = PAGE * 28; | ||
| 43 | size_t alloc_n2 = alloc_size / sizeof(unsigned); | ||
| 44 | edata_t *edata2 = san_bump_alloc(tsdn, &sba, pac, pac_ehooks_get(pac), | ||
| 45 | alloc_size2, /* zero */ true); | ||
| 46 | |||
| 47 | expect_ptr_not_null(edata2, "Failed to allocate edata"); | ||
| 48 | expect_u_eq(edata_arena_ind_get(edata2), arena_ind, | ||
| 49 | "Edata was assigned an incorrect arena id"); | ||
| 50 | expect_zu_eq(edata_size_get(edata2), alloc_size2, | ||
| 51 | "Allocated edata of incorrect size"); | ||
| 52 | expect_false(edata_slab_get(edata2), | ||
| 53 | "Bump allocator incorrectly assigned 'slab' to true"); | ||
| 54 | expect_true(edata_committed_get(edata2), "Edata is not committed"); | ||
| 55 | |||
| 56 | void *ptr2 = edata_addr_get(edata2); | ||
| 57 | expect_ptr_not_null(ptr, "Edata was assigned an invalid address"); | ||
| 58 | |||
| 59 | uintptr_t ptrdiff = ptr2 > ptr ? (uintptr_t)ptr2 - (uintptr_t)ptr | ||
| 60 | : (uintptr_t)ptr - (uintptr_t)ptr2; | ||
| 61 | size_t between_allocs = (size_t)ptrdiff - alloc_size; | ||
| 62 | |||
| 63 | expect_zu_ge(between_allocs, PAGE, | ||
| 64 | "Guard page between allocs is missing"); | ||
| 65 | |||
| 66 | for (unsigned i = 0; i < alloc_n2; ++i) { | ||
| 67 | expect_u_eq(((unsigned *)ptr2)[i], 0, "Memory is not zeroed"); | ||
| 68 | } | ||
| 69 | } | ||
| 70 | TEST_END | ||
| 71 | |||
| 72 | TEST_BEGIN(test_large_alloc_size) { | ||
| 73 | test_skip_if(!maps_coalesce || !opt_retain); | ||
| 74 | |||
| 75 | tsdn_t *tsdn = tsdn_fetch(); | ||
| 76 | |||
| 77 | san_bump_alloc_t sba; | ||
| 78 | san_bump_alloc_init(&sba); | ||
| 79 | |||
| 80 | unsigned arena_ind = do_arena_create(0, 0); | ||
| 81 | assert_u_ne(arena_ind, UINT_MAX, "Failed to create an arena"); | ||
| 82 | |||
| 83 | arena_t *arena = arena_get(tsdn, arena_ind, false); | ||
| 84 | pac_t *pac = &arena->pa_shard.pac; | ||
| 85 | |||
| 86 | size_t alloc_size = SBA_RETAINED_ALLOC_SIZE * 2; | ||
| 87 | edata_t* edata = san_bump_alloc(tsdn, &sba, pac, pac_ehooks_get(pac), | ||
| 88 | alloc_size, /* zero */ false); | ||
| 89 | expect_u_eq(edata_arena_ind_get(edata), arena_ind, | ||
| 90 | "Edata was assigned an incorrect arena id"); | ||
| 91 | expect_zu_eq(edata_size_get(edata), alloc_size, | ||
| 92 | "Allocated edata of incorrect size"); | ||
| 93 | expect_false(edata_slab_get(edata), | ||
| 94 | "Bump allocator incorrectly assigned 'slab' to true"); | ||
| 95 | expect_true(edata_committed_get(edata), "Edata is not committed"); | ||
| 96 | |||
| 97 | void *ptr = edata_addr_get(edata); | ||
| 98 | expect_ptr_not_null(ptr, "Edata was assigned an invalid address"); | ||
| 99 | /* Test that memory is allocated; no guard pages are misplaced */ | ||
| 100 | for (unsigned i = 0; i < alloc_size / PAGE; ++i) { | ||
| 101 | *((char *)ptr + PAGE * i) = 1; | ||
| 102 | } | ||
| 103 | } | ||
| 104 | TEST_END | ||
| 105 | |||
| 106 | int | ||
| 107 | main(void) { | ||
| 108 | return test( | ||
| 109 | test_san_bump_alloc, | ||
| 110 | test_large_alloc_size); | ||
| 111 | } | ||
