1 #include "test/jemalloc_test.h"
2 
TEST_BEGIN(test_arena_slab_regind)3 TEST_BEGIN(test_arena_slab_regind)
4 {
5 	szind_t binind;
6 
7 	for (binind = 0; binind < NBINS; binind++) {
8 		size_t regind;
9 		extent_t slab;
10 		const arena_bin_info_t *bin_info = &arena_bin_info[binind];
11 		extent_init(&slab, NULL, mallocx(bin_info->slab_size,
12 		    MALLOCX_LG_ALIGN(LG_PAGE)), bin_info->slab_size, 0, 0, true,
13 		    false, true, true);
14 		assert_ptr_not_null(extent_addr_get(&slab),
15 		    "Unexpected malloc() failure");
16 		for (regind = 0; regind < bin_info->nregs; regind++) {
17 			void *reg = (void *)((uintptr_t)extent_addr_get(&slab) +
18 			    (bin_info->reg_size * regind));
19 			assert_zu_eq(arena_slab_regind(&slab, binind, reg),
20 			    regind,
21 			    "Incorrect region index computed for size %zu",
22 			    bin_info->reg_size);
23 		}
24 		free(extent_addr_get(&slab));
25 	}
26 }
27 TEST_END
28 
29 int
main(void)30 main(void)
31 {
32 	return (test(
33 	    test_arena_slab_regind));
34 }
35