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add is_zero flag to prim_commit

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This commit is contained in:
daanx 2023-04-21 10:37:22 -07:00
parent 3bc577004a
commit 012f716485
5 changed files with 29 additions and 9 deletions
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11
src/os.c
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@ -405,12 +405,17 @@ bool _mi_os_commit(void* addr, size_t size, bool* is_zero, mi_stats_t* tld_stats
if (csize == 0) return true;
// commit
int err = _mi_prim_commit(start, csize);
bool os_is_zero = false;
int err = _mi_prim_commit(start, csize, &os_is_zero);
if (err != 0) {
_mi_warning_message("cannot commit OS memory (error: %d (0x%x), address: %p, size: 0x%zx bytes)\n", err, err, start, csize);
return false;
}
mi_assert_internal(err == 0);
return (err == 0);
if (os_is_zero && is_zero != NULL) {
*is_zero = true;
mi_assert_expensive(mi_mem_is_zero(start, csize));
}
return true;
}
static bool mi_os_decommit_ex(void* addr, size_t size, bool* needs_recommit, mi_stats_t* tld_stats) {