diff options
Diffstat (limited to 'deps/jemalloc/test/include/test/extent_hooks.h')
| -rw-r--r-- | deps/jemalloc/test/include/test/extent_hooks.h | 289 |
1 files changed, 0 insertions, 289 deletions
diff --git a/deps/jemalloc/test/include/test/extent_hooks.h b/deps/jemalloc/test/include/test/extent_hooks.h deleted file mode 100644 index 1f0620154..000000000 --- a/deps/jemalloc/test/include/test/extent_hooks.h +++ /dev/null @@ -1,289 +0,0 @@ -/* - * Boilerplate code used for testing extent hooks via interception and - * passthrough. - */ - -static void *extent_alloc_hook(extent_hooks_t *extent_hooks, void *new_addr, - size_t size, size_t alignment, bool *zero, bool *commit, - unsigned arena_ind); -static bool extent_dalloc_hook(extent_hooks_t *extent_hooks, void *addr, - size_t size, bool committed, unsigned arena_ind); -static void extent_destroy_hook(extent_hooks_t *extent_hooks, void *addr, - size_t size, bool committed, unsigned arena_ind); -static bool extent_commit_hook(extent_hooks_t *extent_hooks, void *addr, - size_t size, size_t offset, size_t length, unsigned arena_ind); -static bool extent_decommit_hook(extent_hooks_t *extent_hooks, void *addr, - size_t size, size_t offset, size_t length, unsigned arena_ind); -static bool extent_purge_lazy_hook(extent_hooks_t *extent_hooks, void *addr, - size_t size, size_t offset, size_t length, unsigned arena_ind); -static bool extent_purge_forced_hook(extent_hooks_t *extent_hooks, - void *addr, size_t size, size_t offset, size_t length, unsigned arena_ind); -static bool extent_split_hook(extent_hooks_t *extent_hooks, void *addr, - size_t size, size_t size_a, size_t size_b, bool committed, - unsigned arena_ind); -static bool extent_merge_hook(extent_hooks_t *extent_hooks, void *addr_a, - size_t size_a, void *addr_b, size_t size_b, bool committed, - unsigned arena_ind); - -static extent_hooks_t *default_hooks; -static extent_hooks_t hooks = { - extent_alloc_hook, - extent_dalloc_hook, - extent_destroy_hook, - extent_commit_hook, - extent_decommit_hook, - extent_purge_lazy_hook, - extent_purge_forced_hook, - extent_split_hook, - extent_merge_hook -}; - -/* Control whether hook functions pass calls through to default hooks. */ -static bool try_alloc = true; -static bool try_dalloc = true; -static bool try_destroy = true; -static bool try_commit = true; -static bool try_decommit = true; -static bool try_purge_lazy = true; -static bool try_purge_forced = true; -static bool try_split = true; -static bool try_merge = true; - -/* Set to false prior to operations, then introspect after operations. */ -static bool called_alloc; -static bool called_dalloc; -static bool called_destroy; -static bool called_commit; -static bool called_decommit; -static bool called_purge_lazy; -static bool called_purge_forced; -static bool called_split; -static bool called_merge; - -/* Set to false prior to operations, then introspect after operations. */ -static bool did_alloc; -static bool did_dalloc; -static bool did_destroy; -static bool did_commit; -static bool did_decommit; -static bool did_purge_lazy; -static bool did_purge_forced; -static bool did_split; -static bool did_merge; - -#if 0 -# define TRACE_HOOK(fmt, ...) malloc_printf(fmt, __VA_ARGS__) -#else -# define TRACE_HOOK(fmt, ...) -#endif - -static void * -extent_alloc_hook(extent_hooks_t *extent_hooks, void *new_addr, size_t size, - size_t alignment, bool *zero, bool *commit, unsigned arena_ind) { - void *ret; - - TRACE_HOOK("%s(extent_hooks=%p, new_addr=%p, size=%zu, alignment=%zu, " - "*zero=%s, *commit=%s, arena_ind=%u)\n", __func__, extent_hooks, - new_addr, size, alignment, *zero ? "true" : "false", *commit ? - "true" : "false", arena_ind); - assert_ptr_eq(extent_hooks, &hooks, - "extent_hooks should be same as pointer used to set hooks"); - assert_ptr_eq(extent_hooks->alloc, extent_alloc_hook, - "Wrong hook function"); - called_alloc = true; - if (!try_alloc) { - return NULL; - } - ret = default_hooks->alloc(default_hooks, new_addr, size, alignment, - zero, commit, 0); - did_alloc = (ret != NULL); - return ret; -} - -static bool -extent_dalloc_hook(extent_hooks_t *extent_hooks, void *addr, size_t size, - bool committed, unsigned arena_ind) { - bool err; - - TRACE_HOOK("%s(extent_hooks=%p, addr=%p, size=%zu, committed=%s, " - "arena_ind=%u)\n", __func__, extent_hooks, addr, size, committed ? - "true" : "false", arena_ind); - assert_ptr_eq(extent_hooks, &hooks, - "extent_hooks should be same as pointer used to set hooks"); - assert_ptr_eq(extent_hooks->dalloc, extent_dalloc_hook, - "Wrong hook function"); - called_dalloc = true; - if (!try_dalloc) { - return true; - } - err = default_hooks->dalloc(default_hooks, addr, size, committed, 0); - did_dalloc = !err; - return err; -} - -static void -extent_destroy_hook(extent_hooks_t *extent_hooks, void *addr, size_t size, - bool committed, unsigned arena_ind) { - TRACE_HOOK("%s(extent_hooks=%p, addr=%p, size=%zu, committed=%s, " - "arena_ind=%u)\n", __func__, extent_hooks, addr, size, committed ? - "true" : "false", arena_ind); - assert_ptr_eq(extent_hooks, &hooks, - "extent_hooks should be same as pointer used to set hooks"); - assert_ptr_eq(extent_hooks->destroy, extent_destroy_hook, - "Wrong hook function"); - called_destroy = true; - if (!try_destroy) { - return; - } - default_hooks->destroy(default_hooks, addr, size, committed, 0); - did_destroy = true; -} - -static bool -extent_commit_hook(extent_hooks_t *extent_hooks, void *addr, size_t size, - size_t offset, size_t length, unsigned arena_ind) { - bool err; - - TRACE_HOOK("%s(extent_hooks=%p, addr=%p, size=%zu, offset=%zu, " - "length=%zu, arena_ind=%u)\n", __func__, extent_hooks, addr, size, - offset, length, arena_ind); - assert_ptr_eq(extent_hooks, &hooks, - "extent_hooks should be same as pointer used to set hooks"); - assert_ptr_eq(extent_hooks->commit, extent_commit_hook, - "Wrong hook function"); - called_commit = true; - if (!try_commit) { - return true; - } - err = default_hooks->commit(default_hooks, addr, size, offset, length, - 0); - did_commit = !err; - return err; -} - -static bool -extent_decommit_hook(extent_hooks_t *extent_hooks, void *addr, size_t size, - size_t offset, size_t length, unsigned arena_ind) { - bool err; - - TRACE_HOOK("%s(extent_hooks=%p, addr=%p, size=%zu, offset=%zu, " - "length=%zu, arena_ind=%u)\n", __func__, extent_hooks, addr, size, - offset, length, arena_ind); - assert_ptr_eq(extent_hooks, &hooks, - "extent_hooks should be same as pointer used to set hooks"); - assert_ptr_eq(extent_hooks->decommit, extent_decommit_hook, - "Wrong hook function"); - called_decommit = true; - if (!try_decommit) { - return true; - } - err = default_hooks->decommit(default_hooks, addr, size, offset, length, - 0); - did_decommit = !err; - return err; -} - -static bool -extent_purge_lazy_hook(extent_hooks_t *extent_hooks, void *addr, size_t size, - size_t offset, size_t length, unsigned arena_ind) { - bool err; - - TRACE_HOOK("%s(extent_hooks=%p, addr=%p, size=%zu, offset=%zu, " - "length=%zu arena_ind=%u)\n", __func__, extent_hooks, addr, size, - offset, length, arena_ind); - assert_ptr_eq(extent_hooks, &hooks, - "extent_hooks should be same as pointer used to set hooks"); - assert_ptr_eq(extent_hooks->purge_lazy, extent_purge_lazy_hook, - "Wrong hook function"); - called_purge_lazy = true; - if (!try_purge_lazy) { - return true; - } - err = default_hooks->purge_lazy == NULL || - default_hooks->purge_lazy(default_hooks, addr, size, offset, length, - 0); - did_purge_lazy = !err; - return err; -} - -static bool -extent_purge_forced_hook(extent_hooks_t *extent_hooks, void *addr, size_t size, - size_t offset, size_t length, unsigned arena_ind) { - bool err; - - TRACE_HOOK("%s(extent_hooks=%p, addr=%p, size=%zu, offset=%zu, " - "length=%zu arena_ind=%u)\n", __func__, extent_hooks, addr, size, - offset, length, arena_ind); - assert_ptr_eq(extent_hooks, &hooks, - "extent_hooks should be same as pointer used to set hooks"); - assert_ptr_eq(extent_hooks->purge_forced, extent_purge_forced_hook, - "Wrong hook function"); - called_purge_forced = true; - if (!try_purge_forced) { - return true; - } - err = default_hooks->purge_forced == NULL || - default_hooks->purge_forced(default_hooks, addr, size, offset, - length, 0); - did_purge_forced = !err; - return err; -} - -static bool -extent_split_hook(extent_hooks_t *extent_hooks, void *addr, size_t size, - size_t size_a, size_t size_b, bool committed, unsigned arena_ind) { - bool err; - - TRACE_HOOK("%s(extent_hooks=%p, addr=%p, size=%zu, size_a=%zu, " - "size_b=%zu, committed=%s, arena_ind=%u)\n", __func__, extent_hooks, - addr, size, size_a, size_b, committed ? "true" : "false", - arena_ind); - assert_ptr_eq(extent_hooks, &hooks, - "extent_hooks should be same as pointer used to set hooks"); - assert_ptr_eq(extent_hooks->split, extent_split_hook, - "Wrong hook function"); - called_split = true; - if (!try_split) { - return true; - } - err = (default_hooks->split == NULL || - default_hooks->split(default_hooks, addr, size, size_a, size_b, - committed, 0)); - did_split = !err; - return err; -} - -static bool -extent_merge_hook(extent_hooks_t *extent_hooks, void *addr_a, size_t size_a, - void *addr_b, size_t size_b, bool committed, unsigned arena_ind) { - bool err; - - TRACE_HOOK("%s(extent_hooks=%p, addr_a=%p, size_a=%zu, addr_b=%p " - "size_b=%zu, committed=%s, arena_ind=%u)\n", __func__, extent_hooks, - addr_a, size_a, addr_b, size_b, committed ? "true" : "false", - arena_ind); - assert_ptr_eq(extent_hooks, &hooks, - "extent_hooks should be same as pointer used to set hooks"); - assert_ptr_eq(extent_hooks->merge, extent_merge_hook, - "Wrong hook function"); - assert_ptr_eq((void *)((uintptr_t)addr_a + size_a), addr_b, - "Extents not mergeable"); - called_merge = true; - if (!try_merge) { - return true; - } - err = (default_hooks->merge == NULL || - default_hooks->merge(default_hooks, addr_a, size_a, addr_b, size_b, - committed, 0)); - did_merge = !err; - return err; -} - -static void -extent_hooks_prep(void) { - size_t sz; - - sz = sizeof(default_hooks); - assert_d_eq(mallctl("arena.0.extent_hooks", (void *)&default_hooks, &sz, - NULL, 0), 0, "Unexpected mallctl() error"); -} |