Adding upstream version 5:7.0.15.upstream/5%7.0.15upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 580 insertions, 0 deletions

diff --git a/deps/jemalloc/test/unit/hook.c b/deps/jemalloc/test/unit/hook.c
new file mode 100644
index 0000000..72fcc43
--- /dev/null
+++ b/deps/jemalloc/test/unit/hook.c
@@ -0,0 +1,580 @@
+#include "test/jemalloc_test.h"
+
+#include "jemalloc/internal/hook.h"
+
+static void *arg_extra;
+static int arg_type;
+static void *arg_result;
+static void *arg_address;
+static size_t arg_old_usize;
+static size_t arg_new_usize;
+static uintptr_t arg_result_raw;
+static uintptr_t arg_args_raw[4];
+
+static int call_count = 0;
+
+static void
+reset_args() {
+	arg_extra = NULL;
+	arg_type = 12345;
+	arg_result = NULL;
+	arg_address = NULL;
+	arg_old_usize = 0;
+	arg_new_usize = 0;
+	arg_result_raw = 0;
+	memset(arg_args_raw, 77, sizeof(arg_args_raw));
+}
+
+static void
+alloc_free_size(size_t sz) {
+	void *ptr = mallocx(1, 0);
+	free(ptr);
+	ptr = mallocx(1, 0);
+	free(ptr);
+	ptr = mallocx(1, MALLOCX_TCACHE_NONE);
+	dallocx(ptr, MALLOCX_TCACHE_NONE);
+}
+
+/*
+ * We want to support a degree of user reentrancy.  This tests a variety of
+ * allocation scenarios.
+ */
+static void
+be_reentrant() {
+	/* Let's make sure the tcache is non-empty if enabled. */
+	alloc_free_size(1);
+	alloc_free_size(1024);
+	alloc_free_size(64 * 1024);
+	alloc_free_size(256 * 1024);
+	alloc_free_size(1024 * 1024);
+
+	/* Some reallocation. */
+	void *ptr = mallocx(129, 0);
+	ptr = rallocx(ptr, 130, 0);
+	free(ptr);
+
+	ptr = mallocx(2 * 1024 * 1024, 0);
+	free(ptr);
+	ptr = mallocx(1 * 1024 * 1024, 0);
+	ptr = rallocx(ptr, 2 * 1024 * 1024, 0);
+	free(ptr);
+
+	ptr = mallocx(1, 0);
+	ptr = rallocx(ptr, 1000, 0);
+	free(ptr);
+}
+
+static void
+set_args_raw(uintptr_t *args_raw, int nargs) {
+	memcpy(arg_args_raw, args_raw, sizeof(uintptr_t) * nargs);
+}
+
+static void
+assert_args_raw(uintptr_t *args_raw_expected, int nargs) {
+	int cmp = memcmp(args_raw_expected, arg_args_raw,
+	    sizeof(uintptr_t) * nargs);
+	assert_d_eq(cmp, 0, "Raw args mismatch");
+}
+
+static void
+reset() {
+	call_count = 0;
+	reset_args();
+}
+
+static void
+test_alloc_hook(void *extra, hook_alloc_t type, void *result,
+    uintptr_t result_raw, uintptr_t args_raw[3]) {
+	call_count++;
+	arg_extra = extra;
+	arg_type = (int)type;
+	arg_result = result;
+	arg_result_raw = result_raw;
+	set_args_raw(args_raw, 3);
+	be_reentrant();
+}
+
+static void
+test_dalloc_hook(void *extra, hook_dalloc_t type, void *address,
+    uintptr_t args_raw[3]) {
+	call_count++;
+	arg_extra = extra;
+	arg_type = (int)type;
+	arg_address = address;
+	set_args_raw(args_raw, 3);
+	be_reentrant();
+}
+
+static void
+test_expand_hook(void *extra, hook_expand_t type, void *address,
+    size_t old_usize, size_t new_usize, uintptr_t result_raw,
+    uintptr_t args_raw[4]) {
+	call_count++;
+	arg_extra = extra;
+	arg_type = (int)type;
+	arg_address = address;
+	arg_old_usize = old_usize;
+	arg_new_usize = new_usize;
+	arg_result_raw = result_raw;
+	set_args_raw(args_raw, 4);
+	be_reentrant();
+}
+
+TEST_BEGIN(test_hooks_basic) {
+	/* Just verify that the record their arguments correctly. */
+	hooks_t hooks = {
+		&test_alloc_hook, &test_dalloc_hook, &test_expand_hook,
+		(void *)111};
+	void *handle = hook_install(TSDN_NULL, &hooks);
+	uintptr_t args_raw[4] = {10, 20, 30, 40};
+
+	/* Alloc */
+	reset_args();
+	hook_invoke_alloc(hook_alloc_posix_memalign, (void *)222, 333,
+	    args_raw);
+	assert_ptr_eq(arg_extra, (void *)111, "Passed wrong user pointer");
+	assert_d_eq((int)hook_alloc_posix_memalign, arg_type,
+	    "Passed wrong alloc type");
+	assert_ptr_eq((void *)222, arg_result, "Passed wrong result address");
+	assert_u64_eq(333, arg_result_raw, "Passed wrong result");
+	assert_args_raw(args_raw, 3);
+
+	/* Dalloc */
+	reset_args();
+	hook_invoke_dalloc(hook_dalloc_sdallocx, (void *)222, args_raw);
+	assert_d_eq((int)hook_dalloc_sdallocx, arg_type,
+	    "Passed wrong dalloc type");
+	assert_ptr_eq((void *)111, arg_extra, "Passed wrong user pointer");
+	assert_ptr_eq((void *)222, arg_address, "Passed wrong address");
+	assert_args_raw(args_raw, 3);
+
+	/* Expand */
+	reset_args();
+	hook_invoke_expand(hook_expand_xallocx, (void *)222, 333, 444, 555,
+	    args_raw);
+	assert_d_eq((int)hook_expand_xallocx, arg_type,
+	    "Passed wrong expand type");
+	assert_ptr_eq((void *)111, arg_extra, "Passed wrong user pointer");
+	assert_ptr_eq((void *)222, arg_address, "Passed wrong address");
+	assert_zu_eq(333, arg_old_usize, "Passed wrong old usize");
+	assert_zu_eq(444, arg_new_usize, "Passed wrong new usize");
+	assert_zu_eq(555, arg_result_raw, "Passed wrong result");
+	assert_args_raw(args_raw, 4);
+
+	hook_remove(TSDN_NULL, handle);
+}
+TEST_END
+
+TEST_BEGIN(test_hooks_null) {
+	/* Null hooks should be ignored, not crash. */
+	hooks_t hooks1 = {NULL, NULL, NULL, NULL};
+	hooks_t hooks2 = {&test_alloc_hook, NULL, NULL, NULL};
+	hooks_t hooks3 = {NULL, &test_dalloc_hook, NULL, NULL};
+	hooks_t hooks4 = {NULL, NULL, &test_expand_hook, NULL};
+
+	void *handle1 = hook_install(TSDN_NULL, &hooks1);
+	void *handle2 = hook_install(TSDN_NULL, &hooks2);
+	void *handle3 = hook_install(TSDN_NULL, &hooks3);
+	void *handle4 = hook_install(TSDN_NULL, &hooks4);
+
+	assert_ptr_ne(handle1, NULL, "Hook installation failed");
+	assert_ptr_ne(handle2, NULL, "Hook installation failed");
+	assert_ptr_ne(handle3, NULL, "Hook installation failed");
+	assert_ptr_ne(handle4, NULL, "Hook installation failed");
+
+	uintptr_t args_raw[4] = {10, 20, 30, 40};
+
+	call_count = 0;
+	hook_invoke_alloc(hook_alloc_malloc, NULL, 0, args_raw);
+	assert_d_eq(call_count, 1, "Called wrong number of times");
+
+	call_count = 0;
+	hook_invoke_dalloc(hook_dalloc_free, NULL, args_raw);
+	assert_d_eq(call_count, 1, "Called wrong number of times");
+
+	call_count = 0;
+	hook_invoke_expand(hook_expand_realloc, NULL, 0, 0, 0, args_raw);
+	assert_d_eq(call_count, 1, "Called wrong number of times");
+
+	hook_remove(TSDN_NULL, handle1);
+	hook_remove(TSDN_NULL, handle2);
+	hook_remove(TSDN_NULL, handle3);
+	hook_remove(TSDN_NULL, handle4);
+}
+TEST_END
+
+TEST_BEGIN(test_hooks_remove) {
+	hooks_t hooks = {&test_alloc_hook, NULL, NULL, NULL};
+	void *handle = hook_install(TSDN_NULL, &hooks);
+	assert_ptr_ne(handle, NULL, "Hook installation failed");
+	call_count = 0;
+	uintptr_t args_raw[4] = {10, 20, 30, 40};
+	hook_invoke_alloc(hook_alloc_malloc, NULL, 0, args_raw);
+	assert_d_eq(call_count, 1, "Hook not invoked");
+
+	call_count = 0;
+	hook_remove(TSDN_NULL, handle);
+	hook_invoke_alloc(hook_alloc_malloc, NULL, 0, NULL);
+	assert_d_eq(call_count, 0, "Hook invoked after removal");
+
+}
+TEST_END
+
+TEST_BEGIN(test_hooks_alloc_simple) {
+	/* "Simple" in the sense that we're not in a realloc variant. */
+	hooks_t hooks = {&test_alloc_hook, NULL, NULL, (void *)123};
+	void *handle = hook_install(TSDN_NULL, &hooks);
+	assert_ptr_ne(handle, NULL, "Hook installation failed");
+
+	/* Stop malloc from being optimized away. */
+	volatile int err;
+	void *volatile ptr;
+
+	/* malloc */
+	reset();
+	ptr = malloc(1);
+	assert_d_eq(call_count, 1, "Hook not called");
+	assert_ptr_eq(arg_extra, (void *)123, "Wrong extra");
+	assert_d_eq(arg_type, (int)hook_alloc_malloc, "Wrong hook type");
+	assert_ptr_eq(ptr, arg_result, "Wrong result");
+	assert_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw,
+	    "Wrong raw result");
+	assert_u64_eq((uintptr_t)1, arg_args_raw[0], "Wrong argument");
+	free(ptr);
+
+	/* posix_memalign */
+	reset();
+	err = posix_memalign((void **)&ptr, 1024, 1);
+	assert_d_eq(call_count, 1, "Hook not called");
+	assert_ptr_eq(arg_extra, (void *)123, "Wrong extra");
+	assert_d_eq(arg_type, (int)hook_alloc_posix_memalign,
+	    "Wrong hook type");
+	assert_ptr_eq(ptr, arg_result, "Wrong result");
+	assert_u64_eq((uintptr_t)err, (uintptr_t)arg_result_raw,
+	    "Wrong raw result");
+	assert_u64_eq((uintptr_t)&ptr, arg_args_raw[0], "Wrong argument");
+	assert_u64_eq((uintptr_t)1024, arg_args_raw[1], "Wrong argument");
+	assert_u64_eq((uintptr_t)1, arg_args_raw[2], "Wrong argument");
+	free(ptr);
+
+	/* aligned_alloc */
+	reset();
+	ptr = aligned_alloc(1024, 1);
+	assert_d_eq(call_count, 1, "Hook not called");
+	assert_ptr_eq(arg_extra, (void *)123, "Wrong extra");
+	assert_d_eq(arg_type, (int)hook_alloc_aligned_alloc,
+	    "Wrong hook type");
+	assert_ptr_eq(ptr, arg_result, "Wrong result");
+	assert_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw,
+	    "Wrong raw result");
+	assert_u64_eq((uintptr_t)1024, arg_args_raw[0], "Wrong argument");
+	assert_u64_eq((uintptr_t)1, arg_args_raw[1], "Wrong argument");
+	free(ptr);
+
+	/* calloc */
+	reset();
+	ptr = calloc(11, 13);
+	assert_d_eq(call_count, 1, "Hook not called");
+	assert_ptr_eq(arg_extra, (void *)123, "Wrong extra");
+	assert_d_eq(arg_type, (int)hook_alloc_calloc, "Wrong hook type");
+	assert_ptr_eq(ptr, arg_result, "Wrong result");
+	assert_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw,
+	    "Wrong raw result");
+	assert_u64_eq((uintptr_t)11, arg_args_raw[0], "Wrong argument");
+	assert_u64_eq((uintptr_t)13, arg_args_raw[1], "Wrong argument");
+	free(ptr);
+
+	/* memalign */
+#ifdef JEMALLOC_OVERRIDE_MEMALIGN
+	reset();
+	ptr = memalign(1024, 1);
+	assert_d_eq(call_count, 1, "Hook not called");
+	assert_ptr_eq(arg_extra, (void *)123, "Wrong extra");
+	assert_d_eq(arg_type, (int)hook_alloc_memalign, "Wrong hook type");
+	assert_ptr_eq(ptr, arg_result, "Wrong result");
+	assert_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw,
+	    "Wrong raw result");
+	assert_u64_eq((uintptr_t)1024, arg_args_raw[0], "Wrong argument");
+	assert_u64_eq((uintptr_t)1, arg_args_raw[1], "Wrong argument");
+	free(ptr);
+#endif /* JEMALLOC_OVERRIDE_MEMALIGN */
+
+	/* valloc */
+#ifdef JEMALLOC_OVERRIDE_VALLOC
+	reset();
+	ptr = valloc(1);
+	assert_d_eq(call_count, 1, "Hook not called");
+	assert_ptr_eq(arg_extra, (void *)123, "Wrong extra");
+	assert_d_eq(arg_type, (int)hook_alloc_valloc, "Wrong hook type");
+	assert_ptr_eq(ptr, arg_result, "Wrong result");
+	assert_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw,
+	    "Wrong raw result");
+	assert_u64_eq((uintptr_t)1, arg_args_raw[0], "Wrong argument");
+	free(ptr);
+#endif /* JEMALLOC_OVERRIDE_VALLOC */
+
+	/* mallocx */
+	reset();
+	ptr = mallocx(1, MALLOCX_LG_ALIGN(10));
+	assert_d_eq(call_count, 1, "Hook not called");
+	assert_ptr_eq(arg_extra, (void *)123, "Wrong extra");
+	assert_d_eq(arg_type, (int)hook_alloc_mallocx, "Wrong hook type");
+	assert_ptr_eq(ptr, arg_result, "Wrong result");
+	assert_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw,
+	    "Wrong raw result");
+	assert_u64_eq((uintptr_t)1, arg_args_raw[0], "Wrong argument");
+	assert_u64_eq((uintptr_t)MALLOCX_LG_ALIGN(10), arg_args_raw[1],
+	    "Wrong flags");
+	free(ptr);
+
+	hook_remove(TSDN_NULL, handle);
+}
+TEST_END
+
+TEST_BEGIN(test_hooks_dalloc_simple) {
+	/* "Simple" in the sense that we're not in a realloc variant. */
+	hooks_t hooks = {NULL, &test_dalloc_hook, NULL, (void *)123};
+	void *handle = hook_install(TSDN_NULL, &hooks);
+	assert_ptr_ne(handle, NULL, "Hook installation failed");
+
+	void *volatile ptr;
+
+	/* free() */
+	reset();
+	ptr = malloc(1);
+	free(ptr);
+	assert_d_eq(call_count, 1, "Hook not called");
+	assert_ptr_eq(arg_extra, (void *)123, "Wrong extra");
+	assert_d_eq(arg_type, (int)hook_dalloc_free, "Wrong hook type");
+	assert_ptr_eq(ptr, arg_address, "Wrong pointer freed");
+	assert_u64_eq((uintptr_t)ptr, arg_args_raw[0], "Wrong raw arg");
+
+	/* dallocx() */
+	reset();
+	ptr = malloc(1);
+	dallocx(ptr, MALLOCX_TCACHE_NONE);
+	assert_d_eq(call_count, 1, "Hook not called");
+	assert_ptr_eq(arg_extra, (void *)123, "Wrong extra");
+	assert_d_eq(arg_type, (int)hook_dalloc_dallocx, "Wrong hook type");
+	assert_ptr_eq(ptr, arg_address, "Wrong pointer freed");
+	assert_u64_eq((uintptr_t)ptr, arg_args_raw[0], "Wrong raw arg");
+	assert_u64_eq((uintptr_t)MALLOCX_TCACHE_NONE, arg_args_raw[1],
+	    "Wrong raw arg");
+
+	/* sdallocx() */
+	reset();
+	ptr = malloc(1);
+	sdallocx(ptr, 1, MALLOCX_TCACHE_NONE);
+	assert_d_eq(call_count, 1, "Hook not called");
+	assert_ptr_eq(arg_extra, (void *)123, "Wrong extra");
+	assert_d_eq(arg_type, (int)hook_dalloc_sdallocx, "Wrong hook type");
+	assert_ptr_eq(ptr, arg_address, "Wrong pointer freed");
+	assert_u64_eq((uintptr_t)ptr, arg_args_raw[0], "Wrong raw arg");
+	assert_u64_eq((uintptr_t)1, arg_args_raw[1], "Wrong raw arg");
+	assert_u64_eq((uintptr_t)MALLOCX_TCACHE_NONE, arg_args_raw[2],
+	    "Wrong raw arg");
+
+	hook_remove(TSDN_NULL, handle);
+}
+TEST_END
+
+TEST_BEGIN(test_hooks_expand_simple) {
+	/* "Simple" in the sense that we're not in a realloc variant. */
+	hooks_t hooks = {NULL, NULL, &test_expand_hook, (void *)123};
+	void *handle = hook_install(TSDN_NULL, &hooks);
+	assert_ptr_ne(handle, NULL, "Hook installation failed");
+
+	void *volatile ptr;
+
+	/* xallocx() */
+	reset();
+	ptr = malloc(1);
+	size_t new_usize = xallocx(ptr, 100, 200, MALLOCX_TCACHE_NONE);
+	assert_d_eq(call_count, 1, "Hook not called");
+	assert_ptr_eq(arg_extra, (void *)123, "Wrong extra");
+	assert_d_eq(arg_type, (int)hook_expand_xallocx, "Wrong hook type");
+	assert_ptr_eq(ptr, arg_address, "Wrong pointer expanded");
+	assert_u64_eq(arg_old_usize, nallocx(1, 0), "Wrong old usize");
+	assert_u64_eq(arg_new_usize, sallocx(ptr, 0), "Wrong new usize");
+	assert_u64_eq(new_usize, arg_result_raw, "Wrong result");
+	assert_u64_eq((uintptr_t)ptr, arg_args_raw[0], "Wrong arg");
+	assert_u64_eq(100, arg_args_raw[1], "Wrong arg");
+	assert_u64_eq(200, arg_args_raw[2], "Wrong arg");
+	assert_u64_eq(MALLOCX_TCACHE_NONE, arg_args_raw[3], "Wrong arg");
+
+	hook_remove(TSDN_NULL, handle);
+}
+TEST_END
+
+TEST_BEGIN(test_hooks_realloc_as_malloc_or_free) {
+	hooks_t hooks = {&test_alloc_hook, &test_dalloc_hook,
+		&test_expand_hook, (void *)123};
+	void *handle = hook_install(TSDN_NULL, &hooks);
+	assert_ptr_ne(handle, NULL, "Hook installation failed");
+
+	void *volatile ptr;
+
+	/* realloc(NULL, size) as malloc */
+	reset();
+	ptr = realloc(NULL, 1);
+	assert_d_eq(call_count, 1, "Hook not called");
+	assert_ptr_eq(arg_extra, (void *)123, "Wrong extra");
+	assert_d_eq(arg_type, (int)hook_alloc_realloc, "Wrong hook type");
+	assert_ptr_eq(ptr, arg_result, "Wrong result");
+	assert_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw,
+	    "Wrong raw result");
+	assert_u64_eq((uintptr_t)NULL, arg_args_raw[0], "Wrong argument");
+	assert_u64_eq((uintptr_t)1, arg_args_raw[1], "Wrong argument");
+	free(ptr);
+
+	/* realloc(ptr, 0) as free */
+	ptr = malloc(1);
+	reset();
+	realloc(ptr, 0);
+	assert_d_eq(call_count, 1, "Hook not called");
+	assert_ptr_eq(arg_extra, (void *)123, "Wrong extra");
+	assert_d_eq(arg_type, (int)hook_dalloc_realloc, "Wrong hook type");
+	assert_ptr_eq(ptr, arg_address, "Wrong pointer freed");
+	assert_u64_eq((uintptr_t)ptr, arg_args_raw[0], "Wrong raw arg");
+	assert_u64_eq((uintptr_t)0, arg_args_raw[1], "Wrong raw arg");
+
+	/* realloc(NULL, 0) as malloc(0) */
+	reset();
+	ptr = realloc(NULL, 0);
+	assert_d_eq(call_count, 1, "Hook not called");
+	assert_ptr_eq(arg_extra, (void *)123, "Wrong extra");
+	assert_d_eq(arg_type, (int)hook_alloc_realloc, "Wrong hook type");
+	assert_ptr_eq(ptr, arg_result, "Wrong result");
+	assert_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw,
+	    "Wrong raw result");
+	assert_u64_eq((uintptr_t)NULL, arg_args_raw[0], "Wrong argument");
+	assert_u64_eq((uintptr_t)0, arg_args_raw[1], "Wrong argument");
+	free(ptr);
+
+	hook_remove(TSDN_NULL, handle);
+}
+TEST_END
+
+static void
+do_realloc_test(void *(*ralloc)(void *, size_t, int), int flags,
+    int expand_type, int dalloc_type) {
+	hooks_t hooks = {&test_alloc_hook, &test_dalloc_hook,
+		&test_expand_hook, (void *)123};
+	void *handle = hook_install(TSDN_NULL, &hooks);
+	assert_ptr_ne(handle, NULL, "Hook installation failed");
+
+	void *volatile ptr;
+	void *volatile ptr2;
+
+	/* Realloc in-place, small. */
+	ptr = malloc(129);
+	reset();
+	ptr2 = ralloc(ptr, 130, flags);
+	assert_ptr_eq(ptr, ptr2, "Small realloc moved");
+
+	assert_d_eq(call_count, 1, "Hook not called");
+	assert_ptr_eq(arg_extra, (void *)123, "Wrong extra");
+	assert_d_eq(arg_type, expand_type, "Wrong hook type");
+	assert_ptr_eq(ptr, arg_address, "Wrong address");
+	assert_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw,
+	    "Wrong raw result");
+	assert_u64_eq((uintptr_t)ptr, arg_args_raw[0], "Wrong argument");
+	assert_u64_eq((uintptr_t)130, arg_args_raw[1], "Wrong argument");
+	free(ptr);
+
+	/*
+	 * Realloc in-place, large.  Since we can't guarantee the large case
+	 * across all platforms, we stay resilient to moving results.
+	 */
+	ptr = malloc(2 * 1024 * 1024);
+	free(ptr);
+	ptr2 = malloc(1 * 1024 * 1024);
+	reset();
+	ptr = ralloc(ptr2, 2 * 1024 * 1024, flags);
+	/* ptr is the new address, ptr2 is the old address. */
+	if (ptr == ptr2) {
+		assert_d_eq(call_count, 1, "Hook not called");
+		assert_d_eq(arg_type, expand_type, "Wrong hook type");
+	} else {
+		assert_d_eq(call_count, 2, "Wrong hooks called");
+		assert_ptr_eq(ptr, arg_result, "Wrong address");
+		assert_d_eq(arg_type, dalloc_type, "Wrong hook type");
+	}
+	assert_ptr_eq(arg_extra, (void *)123, "Wrong extra");
+	assert_ptr_eq(ptr2, arg_address, "Wrong address");
+	assert_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw,
+	    "Wrong raw result");
+	assert_u64_eq((uintptr_t)ptr2, arg_args_raw[0], "Wrong argument");
+	assert_u64_eq((uintptr_t)2 * 1024 * 1024, arg_args_raw[1],
+	    "Wrong argument");
+	free(ptr);
+
+	/* Realloc with move, small. */
+	ptr = malloc(8);
+	reset();
+	ptr2 = ralloc(ptr, 128, flags);
+	assert_ptr_ne(ptr, ptr2, "Small realloc didn't move");
+
+	assert_d_eq(call_count, 2, "Hook not called");
+	assert_ptr_eq(arg_extra, (void *)123, "Wrong extra");
+	assert_d_eq(arg_type, dalloc_type, "Wrong hook type");
+	assert_ptr_eq(ptr, arg_address, "Wrong address");
+	assert_ptr_eq(ptr2, arg_result, "Wrong address");
+	assert_u64_eq((uintptr_t)ptr2, (uintptr_t)arg_result_raw,
+	    "Wrong raw result");
+	assert_u64_eq((uintptr_t)ptr, arg_args_raw[0], "Wrong argument");
+	assert_u64_eq((uintptr_t)128, arg_args_raw[1], "Wrong argument");
+	free(ptr2);
+
+	/* Realloc with move, large. */
+	ptr = malloc(1);
+	reset();
+	ptr2 = ralloc(ptr, 2 * 1024 * 1024, flags);
+	assert_ptr_ne(ptr, ptr2, "Large realloc didn't move");
+
+	assert_d_eq(call_count, 2, "Hook not called");
+	assert_ptr_eq(arg_extra, (void *)123, "Wrong extra");
+	assert_d_eq(arg_type, dalloc_type, "Wrong hook type");
+	assert_ptr_eq(ptr, arg_address, "Wrong address");
+	assert_ptr_eq(ptr2, arg_result, "Wrong address");
+	assert_u64_eq((uintptr_t)ptr2, (uintptr_t)arg_result_raw,
+	    "Wrong raw result");
+	assert_u64_eq((uintptr_t)ptr, arg_args_raw[0], "Wrong argument");
+	assert_u64_eq((uintptr_t)2 * 1024 * 1024, arg_args_raw[1],
+	    "Wrong argument");
+	free(ptr2);
+
+	hook_remove(TSDN_NULL, handle);
+}
+
+static void *
+realloc_wrapper(void *ptr, size_t size, UNUSED int flags) {
+	return realloc(ptr, size);
+}
+
+TEST_BEGIN(test_hooks_realloc) {
+	do_realloc_test(&realloc_wrapper, 0, hook_expand_realloc,
+	    hook_dalloc_realloc);
+}
+TEST_END
+
+TEST_BEGIN(test_hooks_rallocx) {
+	do_realloc_test(&rallocx, MALLOCX_TCACHE_NONE, hook_expand_rallocx,
+	    hook_dalloc_rallocx);
+}
+TEST_END
+
+int
+main(void) {
+	/* We assert on call counts. */
+	return test_no_reentrancy(
+	    test_hooks_basic,
+	    test_hooks_null,
+	    test_hooks_remove,
+	    test_hooks_alloc_simple,
+	    test_hooks_dalloc_simple,
+	    test_hooks_expand_simple,
+	    test_hooks_realloc_as_malloc_or_free,
+	    test_hooks_realloc,
+	    test_hooks_rallocx);
+}