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initial work on guarded objects

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Daan 2024-07-16 09:15:59 -07:00
parent 265767766b
commit 7b5df14bea
4 changed files with 27 additions and 0 deletions
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14
src/options.c
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@ -99,6 +99,8 @@ static mi_option_desc_t options[_mi_option_last] =
#else
{ 0, UNINIT, MI_OPTION(visit_abandoned) },
#endif
{ 0, UNINIT, MI_OPTION(debug_guarded_min) }, // only when build with MI_DEBUG_GUARDED: minimal rounded object size for guarded objects (=0)
{ 0, UNINIT, MI_OPTION(debug_guarded_max) }, // only when build with MI_DEBUG_GUARDED: maximal rounded object size for guarded objects (=0)
};
static void mi_option_init(mi_option_desc_t* desc);
@ -124,6 +126,15 @@ void _mi_options_init(void) {
mi_max_warning_count = mi_option_get(mi_option_max_warnings);
}
long _mi_option_get_fast(mi_option_t option) {
mi_assert(option >= 0 && option < _mi_option_last);
mi_option_desc_t* desc = &options[option];
mi_assert(desc->option == option); // index should match the option
//mi_assert(desc->init != UNINIT);
return desc->value;
}
mi_decl_nodiscard long mi_option_get(mi_option_t option) {
mi_assert(option >= 0 && option < _mi_option_last);
if (option < 0 || option >= _mi_option_last) return 0;
@ -508,6 +519,9 @@ static void mi_option_init(mi_option_desc_t* desc) {
if (*end == 0) {
desc->value = value;
desc->init = INITIALIZED;
if (desc->option == mi_option_debug_guarded_min && _mi_option_get_fast(mi_option_debug_guarded_max) < value) {
mi_option_set(mi_option_debug_guarded_max,value);
}
}
else {
// set `init` first to avoid recursion through _mi_warning_message on mimalloc_verbose.