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first working tls on macOS using interpose; still slow

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daan 2020-01-29 22:46:44 -08:00
parent b3dae128de
commit 03b363a1c2
9 changed files with 155 additions and 120 deletions
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7
src/alloc-override.c
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@ -41,6 +41,10 @@ terms of the MIT license. A copy of the license can be found in the file
#endif
#if defined(__APPLE__) && defined(MI_SHARED_LIB_EXPORT) && defined(MI_INTERPOSE)
static void mi_free_tls_safe(void* p) {
if (mi_unlikely(_mi_preloading())) return;
mi_free(p);
}
// use interposing so `DYLD_INSERT_LIBRARIES` works without `DYLD_FORCE_FLAT_NAMESPACE=1`
// See: <https://books.google.com/books?id=K8vUkpOXhN4C&pg=PA73>
struct mi_interpose_s {
@ -54,7 +58,7 @@ terms of the MIT license. A copy of the license can be found in the file
MI_INTERPOSE_MI(malloc),
MI_INTERPOSE_MI(calloc),
MI_INTERPOSE_MI(realloc),
MI_INTERPOSE_MI(free),
MI_INTERPOSEX(free,mi_free_tls_safe),
MI_INTERPOSE_MI(strdup),
MI_INTERPOSE_MI(strndup)
};
@ -194,4 +198,3 @@ int posix_memalign(void** p, size_t alignment, size_t size) { return mi_posix_me
#endif
#endif // MI_MALLOC_OVERRIDE && !_WIN32