231 lines
6.8 KiB
C
231 lines
6.8 KiB
C
#include "test/jemalloc_test.h"
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#include "jemalloc/internal/rtree.h"
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#define INVALID_ARENA_IND ((1U << MALLOCX_ARENA_BITS) - 1)
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rtree_node_alloc_t *rtree_node_alloc_orig;
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rtree_node_dalloc_t *rtree_node_dalloc_orig;
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rtree_leaf_alloc_t *rtree_leaf_alloc_orig;
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rtree_leaf_dalloc_t *rtree_leaf_dalloc_orig;
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/* Potentially too large to safely place on the stack. */
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rtree_t test_rtree;
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static rtree_node_elm_t *
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rtree_node_alloc_intercept(tsdn_t *tsdn, rtree_t *rtree, size_t nelms) {
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rtree_node_elm_t *node;
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if (rtree != &test_rtree) {
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return rtree_node_alloc_orig(tsdn, rtree, nelms);
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}
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malloc_mutex_unlock(tsdn, &rtree->init_lock);
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node = (rtree_node_elm_t *)calloc(nelms, sizeof(rtree_node_elm_t));
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assert_ptr_not_null(node, "Unexpected calloc() failure");
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malloc_mutex_lock(tsdn, &rtree->init_lock);
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return node;
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}
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static void
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rtree_node_dalloc_intercept(tsdn_t *tsdn, rtree_t *rtree,
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rtree_node_elm_t *node) {
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if (rtree != &test_rtree) {
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rtree_node_dalloc_orig(tsdn, rtree, node);
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return;
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}
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free(node);
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}
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static rtree_leaf_elm_t *
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rtree_leaf_alloc_intercept(tsdn_t *tsdn, rtree_t *rtree, size_t nelms) {
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rtree_leaf_elm_t *leaf;
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if (rtree != &test_rtree) {
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return rtree_leaf_alloc_orig(tsdn, rtree, nelms);
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}
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malloc_mutex_unlock(tsdn, &rtree->init_lock);
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leaf = (rtree_leaf_elm_t *)calloc(nelms, sizeof(rtree_leaf_elm_t));
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assert_ptr_not_null(leaf, "Unexpected calloc() failure");
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malloc_mutex_lock(tsdn, &rtree->init_lock);
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return leaf;
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}
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static void
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rtree_leaf_dalloc_intercept(tsdn_t *tsdn, rtree_t *rtree,
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rtree_leaf_elm_t *leaf) {
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if (rtree != &test_rtree) {
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rtree_leaf_dalloc_orig(tsdn, rtree, leaf);
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return;
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}
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free(leaf);
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}
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TEST_BEGIN(test_rtree_read_empty) {
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tsdn_t *tsdn;
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tsdn = tsdn_fetch();
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rtree_t *rtree = &test_rtree;
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rtree_ctx_t rtree_ctx;
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rtree_ctx_data_init(&rtree_ctx);
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assert_false(rtree_new(rtree, false), "Unexpected rtree_new() failure");
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assert_ptr_null(rtree_edata_read(tsdn, rtree, &rtree_ctx, PAGE,
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false), "rtree_edata_read() should return NULL for empty tree");
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rtree_delete(tsdn, rtree);
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}
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TEST_END
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#undef NTHREADS
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#undef NITERS
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#undef SEED
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TEST_BEGIN(test_rtree_extrema) {
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edata_t edata_a, edata_b;
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edata_init(&edata_a, INVALID_ARENA_IND, NULL, SC_LARGE_MINCLASS,
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false, sz_size2index(SC_LARGE_MINCLASS), 0,
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extent_state_active, false, false, true, EXTENT_NOT_HEAD);
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edata_init(&edata_b, INVALID_ARENA_IND, NULL, 0, false, SC_NSIZES, 0,
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extent_state_active, false, false, true, EXTENT_NOT_HEAD);
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tsdn_t *tsdn = tsdn_fetch();
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rtree_t *rtree = &test_rtree;
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rtree_ctx_t rtree_ctx;
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rtree_ctx_data_init(&rtree_ctx);
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assert_false(rtree_new(rtree, false), "Unexpected rtree_new() failure");
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assert_false(rtree_write(tsdn, rtree, &rtree_ctx, PAGE, &edata_a,
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edata_szind_get(&edata_a), edata_slab_get(&edata_a)),
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"Unexpected rtree_write() failure");
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rtree_szind_slab_update(tsdn, rtree, &rtree_ctx, PAGE,
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edata_szind_get(&edata_a), edata_slab_get(&edata_a));
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assert_ptr_eq(rtree_edata_read(tsdn, rtree, &rtree_ctx, PAGE, true),
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&edata_a,
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"rtree_edata_read() should return previously set value");
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assert_false(rtree_write(tsdn, rtree, &rtree_ctx, ~((uintptr_t)0),
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&edata_b, edata_szind_get_maybe_invalid(&edata_b),
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edata_slab_get(&edata_b)), "Unexpected rtree_write() failure");
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assert_ptr_eq(rtree_edata_read(tsdn, rtree, &rtree_ctx,
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~((uintptr_t)0), true), &edata_b,
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"rtree_edata_read() should return previously set value");
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rtree_delete(tsdn, rtree);
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}
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TEST_END
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TEST_BEGIN(test_rtree_bits) {
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tsdn_t *tsdn = tsdn_fetch();
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uintptr_t keys[] = {PAGE, PAGE + 1,
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PAGE + (((uintptr_t)1) << LG_PAGE) - 1};
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edata_t edata;
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edata_init(&edata, INVALID_ARENA_IND, NULL, 0, false, SC_NSIZES, 0,
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extent_state_active, false, false, true, EXTENT_NOT_HEAD);
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rtree_t *rtree = &test_rtree;
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rtree_ctx_t rtree_ctx;
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rtree_ctx_data_init(&rtree_ctx);
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assert_false(rtree_new(rtree, false), "Unexpected rtree_new() failure");
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for (unsigned i = 0; i < sizeof(keys)/sizeof(uintptr_t); i++) {
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assert_false(rtree_write(tsdn, rtree, &rtree_ctx, keys[i],
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&edata, SC_NSIZES, false),
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"Unexpected rtree_write() failure");
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for (unsigned j = 0; j < sizeof(keys)/sizeof(uintptr_t); j++) {
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assert_ptr_eq(rtree_edata_read(tsdn, rtree, &rtree_ctx,
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keys[j], true), &edata,
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"rtree_edata_read() should return previously set "
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"value and ignore insignificant key bits; i=%u, "
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"j=%u, set key=%#"FMTxPTR", get key=%#"FMTxPTR, i,
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j, keys[i], keys[j]);
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}
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assert_ptr_null(rtree_edata_read(tsdn, rtree, &rtree_ctx,
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(((uintptr_t)2) << LG_PAGE), false),
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"Only leftmost rtree leaf should be set; i=%u", i);
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rtree_clear(tsdn, rtree, &rtree_ctx, keys[i]);
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}
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rtree_delete(tsdn, rtree);
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}
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TEST_END
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TEST_BEGIN(test_rtree_random) {
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#define NSET 16
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#define SEED 42
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sfmt_t *sfmt = init_gen_rand(SEED);
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tsdn_t *tsdn = tsdn_fetch();
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uintptr_t keys[NSET];
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rtree_t *rtree = &test_rtree;
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rtree_ctx_t rtree_ctx;
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rtree_ctx_data_init(&rtree_ctx);
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edata_t edata;
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edata_init(&edata, INVALID_ARENA_IND, NULL, 0, false, SC_NSIZES, 0,
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extent_state_active, false, false, true, EXTENT_NOT_HEAD);
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assert_false(rtree_new(rtree, false), "Unexpected rtree_new() failure");
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for (unsigned i = 0; i < NSET; i++) {
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keys[i] = (uintptr_t)gen_rand64(sfmt);
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rtree_leaf_elm_t *elm = rtree_leaf_elm_lookup(tsdn, rtree,
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&rtree_ctx, keys[i], false, true);
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assert_ptr_not_null(elm,
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"Unexpected rtree_leaf_elm_lookup() failure");
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rtree_leaf_elm_write(tsdn, rtree, elm, &edata, SC_NSIZES,
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false);
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assert_ptr_eq(rtree_edata_read(tsdn, rtree, &rtree_ctx,
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keys[i], true), &edata,
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"rtree_edata_read() should return previously set value");
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}
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for (unsigned i = 0; i < NSET; i++) {
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assert_ptr_eq(rtree_edata_read(tsdn, rtree, &rtree_ctx,
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keys[i], true), &edata,
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"rtree_edata_read() should return previously set value, "
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"i=%u", i);
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}
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for (unsigned i = 0; i < NSET; i++) {
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rtree_clear(tsdn, rtree, &rtree_ctx, keys[i]);
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assert_ptr_null(rtree_edata_read(tsdn, rtree, &rtree_ctx,
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keys[i], true),
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"rtree_edata_read() should return previously set value");
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}
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for (unsigned i = 0; i < NSET; i++) {
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assert_ptr_null(rtree_edata_read(tsdn, rtree, &rtree_ctx,
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keys[i], true),
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"rtree_edata_read() should return previously set value");
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}
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rtree_delete(tsdn, rtree);
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fini_gen_rand(sfmt);
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#undef NSET
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#undef SEED
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}
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TEST_END
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int
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main(void) {
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rtree_node_alloc_orig = rtree_node_alloc;
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rtree_node_alloc = rtree_node_alloc_intercept;
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rtree_node_dalloc_orig = rtree_node_dalloc;
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rtree_node_dalloc = rtree_node_dalloc_intercept;
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rtree_leaf_alloc_orig = rtree_leaf_alloc;
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rtree_leaf_alloc = rtree_leaf_alloc_intercept;
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rtree_leaf_dalloc_orig = rtree_leaf_dalloc;
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rtree_leaf_dalloc = rtree_leaf_dalloc_intercept;
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return test(
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test_rtree_read_empty,
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test_rtree_extrema,
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test_rtree_bits,
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test_rtree_random);
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}
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