4  * SPDX-License-Identifier: Apache-2.0
20  * are returned low-address to high, and that freed blocks are merged
26 	void *p, *q, *r, *s;  in check_heap_align()  local
31 	q = sys_heap_aligned_alloc(h, align, size);  in check_heap_align()
32 	zassert_true(q != NULL, "first aligned allocation failed");  in check_heap_align()
33 	zassert_true((((uintptr_t)q) & (align - 1)) == 0, "block not aligned");  in check_heap_align()
37 	zassert_true((((uintptr_t)r) & (align - 1)) == 0, "block not aligned");  in check_heap_align()
42 	s = sys_heap_alloc(h, (heap_end - (uint8_t *)r) - size - 8);  in check_heap_align()
47 	sys_heap_free(h, q);  in check_heap_align()
53 	p = sys_heap_alloc(h, heap_end - heap_start);  in check_heap_align()
55 	q = sys_heap_alloc(h, 1);  in check_heap_align()
56 	zassert_true(q == NULL, "heap not full");  in check_heap_align()
63 	void *p, *q;  in ZTEST()  local
71 	/* Heap starts where that first chunk was, and ends one 8-byte  in ZTEST()
75 	heap_end = heapmem + HEAP_SZ - 8;  in ZTEST()
93 	q = sys_heap_aligned_alloc(&heap, 16, 17);  in ZTEST()
95 	memset(q, 0, 17);  in ZTEST()
98 	sys_heap_free(&heap, q);  in ZTEST()