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pass all debug tests

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daanx 2024-11-30 22:54:57 -08:00
parent 9ebe941ce0
commit 8f2a5864b8
6 changed files with 50 additions and 10 deletions
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12
src/page-map.c
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@ -36,7 +36,9 @@ static bool mi_page_map_init(void) {
}
// commit the first part so NULL pointers get resolved without an access violation
if (!mi_page_map_all_committed) {
_mi_os_commit(_mi_page_map, _mi_os_page_size(), NULL, NULL);
bool is_zero;
_mi_os_commit(_mi_page_map, _mi_os_page_size(), &is_zero, NULL);
if (!is_zero && !mi_page_map_memid.initially_zero) { _mi_memzero(_mi_page_map, _mi_os_page_size()); }
_mi_page_map[0] = 1; // so _mi_ptr_page(NULL) == NULL
mi_assert_internal(_mi_ptr_page(NULL)==NULL);
}
@ -51,7 +53,11 @@ static void mi_page_map_ensure_committed(size_t idx, size_t slice_count) {
for (size_t i = commit_bit_idx_lo; i <= commit_bit_idx_hi; i++) { // per bit to avoid crossing over bitmap chunks
if (mi_bitmap_is_xsetN(MI_BIT_CLEAR, &mi_page_map_commit, i, 1)) {
// this may race, in which case we do multiple commits (which is ok)
_mi_os_commit(_mi_page_map + (i*mi_page_map_entries_per_commit_bit), mi_page_map_entries_per_commit_bit, NULL, NULL);
bool is_zero;
uint8_t* const start = _mi_page_map + (i*mi_page_map_entries_per_commit_bit);
const size_t size = mi_page_map_entries_per_commit_bit;
_mi_os_commit(start, size, &is_zero, NULL);
if (!is_zero && !mi_page_map_memid.initially_zero) { _mi_memzero(start,size); }
mi_bitmap_xsetN(MI_BIT_SET, &mi_page_map_commit, i, 1, NULL);
}
}
@ -69,6 +75,8 @@ static size_t mi_page_map_get_idx(mi_page_t* page, uint8_t** page_start, size_t*
void _mi_page_map_register(mi_page_t* page) {
mi_assert_internal(page != NULL);
mi_assert_internal(_mi_is_aligned(page,MI_PAGE_ALIGN));
if mi_unlikely(_mi_page_map == NULL) {
if (!mi_page_map_init()) return;
}