mirrors
/
mimalloc
mirror of https://github.com/microsoft/mimalloc
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

add sized delete to windows override

This commit is contained in:
daan 2019-07-14 20:28:33 -07:00
parent 461b8aed80
commit c4426e1555
1 changed files with 38 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

54
src/alloc-override-win.c
View File

@ -98,14 +98,18 @@ static int __cdecl mi_setmaxstdio(int newmax);
// Microsoft allocation extensions
// ------------------------------------------------------
#define UNUSED(x) (void)(x) // suppress unused variable warnings
static void* mi__expand(void* p, size_t newsize) {
void* res = mi_expand(p, newsize);
if (res == NULL) errno = ENOMEM;
return res;
}
typedef size_t mi_nothrow_t;
static void mi_free_nothrow(void* p, mi_nothrow_t tag) {
UNUSED(tag);
mi_free(p);
}
// Versions of `free`, `realloc`, `recalloc`, `expand` and `msize`
// that are used during termination and are no-ops.
@ -113,6 +117,16 @@ static void mi_free_term(void* p) {
UNUSED(p);
}
static void mi_free_size_term(void* p, size_t size) {
UNUSED(size);
UNUSED(p);
}
static void mi_free_nothrow_term(void* p, mi_nothrow_t tag) {
UNUSED(tag);
UNUSED(p);
}
static void* mi_realloc_term(void* p, size_t newsize) {
UNUSED(p); UNUSED(newsize);
return NULL;
@ -444,24 +458,32 @@ static mi_patch_t patches[] = {
// override new/delete variants for efficiency (?)
#ifdef _WIN64
// 64 bit new/delete
MI_PATCH_NAME2("??2@YAPEAX_K@Z", mi_malloc),
MI_PATCH_NAME2("??_U@YAPEAX_K@Z", mi_malloc),
MI_PATCH_NAME3("??3@YAXPEAX@Z", mi_free, mi_free_term),
MI_PATCH_NAME3("??_V@YAXPEAX@Z", mi_free, mi_free_term),
MI_PATCH_NAME2("??2@YAPEAX_KAEBUnothrow_t@std@@@Z", mi_malloc),
MI_PATCH_NAME2("??_U@YAPEAX_KAEBUnothrow_t@std@@@Z", mi_malloc),
MI_PATCH_NAME3("??3@YAXPEAXAEBUnothrow_t@std@@@Z", mi_free, mi_free_term),
MI_PATCH_NAME3("??_V@YAXPEAXAEBUnothrow_t@std@@@Z", mi_free, mi_free_term),
MI_PATCH_NAME2("??2@YAPEAX_K@Z", mi_new),
MI_PATCH_NAME2("??_U@YAPEAX_K@Z", mi_new),
MI_PATCH_NAME3("??3@YAXPEAX@Z", mi_free, mi_free_term),
MI_PATCH_NAME3("??_V@YAXPEAX@Z", mi_free, mi_free_term),
MI_PATCH_NAME3("??3@YAXPEAX_K@Z", mi_free_size, mi_free_size_term), // delete sized
MI_PATCH_NAME3("??_V@YAXPEAX_K@Z", mi_free_size, mi_free_size_term), // delete sized
MI_PATCH_NAME2("??2@YAPEAX_KAEBUnothrow_t@std@@@Z", mi_new),
MI_PATCH_NAME2("??_U@YAPEAX_KAEBUnothrow_t@std@@@Z", mi_new),
MI_PATCH_NAME3("??3@YAXPEAXAEBUnothrow_t@std@@@Z", mi_free_nothrow, mi_free_nothrow_term),
MI_PATCH_NAME3("??_V@YAXPEAXAEBUnothrow_t@std@@@Z", mi_free_nothrow, mi_free_nothrow_term),
#else
// 32 bit new/delete
MI_PATCH_NAME2("??2@YAPAXI@Z", mi_malloc),
MI_PATCH_NAME2("??_U@YAPAXI@Z", mi_malloc),
MI_PATCH_NAME2("??2@YAPAXI@Z", mi_new),
MI_PATCH_NAME2("??_U@YAPAXI@Z", mi_new),
MI_PATCH_NAME3("??3@YAXPAX@Z", mi_free, mi_free_term),
MI_PATCH_NAME3("??_V@YAXPAX@Z", mi_free, mi_free_term),
MI_PATCH_NAME2("??2@YAPAXIABUnothrow_t@std@@@Z", mi_malloc),
MI_PATCH_NAME2("??_U@YAPAXIABUnothrow_t@std@@@Z", mi_malloc),
MI_PATCH_NAME3("??3@YAXPAXABUnothrow_t@std@@@Z", mi_free, mi_free_term),
MI_PATCH_NAME3("??_V@YAXPAXABUnothrow_t@std@@@Z", mi_free, mi_free_term),
MI_PATCH_NAME3("??3@YAXPAXI@Z", mi_free_size, mi_free_size_term), // delete sized
MI_PATCH_NAME3("??_V@YAXPAXI@Z", mi_free_size, mi_free_size_term), // delete sized
MI_PATCH_NAME2("??2@YAPAXIABUnothrow_t@std@@@Z", mi_new),
MI_PATCH_NAME2("??_U@YAPAXIABUnothrow_t@std@@@Z", mi_new),
MI_PATCH_NAME3("??3@YAXPAXABUnothrow_t@std@@@Z", mi_free_nothrow, mi_free_nothrow_term),
MI_PATCH_NAME3("??_V@YAXPAXABUnothrow_t@std@@@Z", mi_free_nothrow, mi_free_nothrow_term),
#endif
#endif
{ NULL, NULL, NULL, PATCH_NONE, {NULL,NULL,NULL,NULL} }