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This commit is contained in:
Daan 2024-05-10 15:58:37 -07:00
parent cc3c14f2ed
commit 1ebc28a8ff
1 changed files with 3 additions and 2 deletions
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5
include/mimalloc/prim.h
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@ -130,8 +130,9 @@ void _mi_prim_thread_associate_default_heap(mi_heap_t* heap);
// If you test on another platform and it works please send a PR :-)
// see also https://akkadia.org/drepper/tls.pdf for more info on the TLS register.
//
// Note: on most platforms this is not actually used anymore as we prefer `__builtin_thread_pointer()` nowadays.
// However, we do still use it with older clang compilers and Apple OS (as we use TLS slot for the default heap there).
// Note: we would like to prefer `__builtin_thread_pointer()` nowadays instead of using assembly,
// but unfortunately we can not detect support reliably (see issue #883)
// We also use it on Apple OS as we use a TLS slot for the default heap there.
#if defined(__GNUC__) && ( \
(defined(__GLIBC__) && (defined(__x86_64__) || defined(__i386__) || defined(__arm__) || defined(__aarch64__))) \
|| (defined(__APPLE__) && (defined(__x86_64__) || defined(__aarch64__) || defined(__POWERPC__))) \