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daanx 2025-05-02 16:28:57 -07:00
commit 90da648b08
7 changed files with 67 additions and 19 deletions
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4
src/prim/emscripten/prim.c
View file

@ -1,5 +1,5 @@
/* ----------------------------------------------------------------------------
Copyright (c) 2018-2023, Microsoft Research, Daan Leijen, Alon Zakai
Copyright (c) 2018-2025, Microsoft Research, Daan Leijen, Alon Zakai
This is free software; you can redistribute it and/or modify it under the
terms of the MIT license. A copy of the license can be found in the file
"LICENSE" at the root of this distribution.
@ -58,7 +58,7 @@ void _mi_prim_mem_init( mi_os_mem_config_t* config) {
extern void emmalloc_free(void*);
int _mi_prim_free(void* addr, size_t size) {
MI_UNUSED(size);
if (size==0) return 0;
emmalloc_free(addr);
return 0;
}

4
src/prim/unix/prim.c
View file

@ -1,5 +1,5 @@
/* ----------------------------------------------------------------------------
Copyright (c) 2018-2023, Microsoft Research, Daan Leijen
Copyright (c) 2018-2025, Microsoft Research, Daan Leijen
This is free software; you can redistribute it and/or modify it under the
terms of the MIT license. A copy of the license can be found in the file
"LICENSE" at the root of this distribution.
@ -72,7 +72,6 @@ terms of the MIT license. A copy of the license can be found in the file
#define MI_UNIX_LARGE_PAGE_SIZE (2*MI_MiB) // TODO: can we query the OS for this?
//------------------------------------------------------------------------------------
// Use syscalls for some primitives to allow for libraries that override open/read/close etc.
// and do allocation themselves; using syscalls prevents recursion when mimalloc is
@ -188,6 +187,7 @@ void _mi_prim_mem_init( mi_os_mem_config_t* config )
//---------------------------------------------
int _mi_prim_free(void* addr, size_t size ) {
if (size==0) return 0;
bool err = (munmap(addr, size) == -1);
return (err ? errno : 0);
}

16
src/prim/windows/prim.c
View file

@ -650,8 +650,20 @@ static void NTAPI mi_win_main(PVOID module, DWORD reason, LPVOID reserved) {
MI_UNUSED(reserved);
MI_UNUSED(module);
#if MI_TLS_SLOT >= 2
if ((reason==DLL_PROCESS_ATTACH || reason==DLL_THREAD_ATTACH) && mi_prim_get_default_heap() == NULL) {
_mi_heap_set_default_direct((mi_heap_t*)&_mi_heap_empty);
if (reason==DLL_PROCESS_ATTACH) {
const DWORD tls_slot = TlsAlloc();
if (tls_slot != 1) {
_mi_error_message(EFAULT, "unable to allocate the second TLS slot (rebuild without MI_WIN_USE_FIXED_TLS?)\n");
}
}
if (reason==DLL_PROCESS_ATTACH || reason==DLL_THREAD_ATTACH) {
if (mi_prim_get_default_heap() == NULL) {
_mi_heap_set_default_direct((mi_heap_t*)&_mi_heap_empty);
}
#if MI_DEBUG
void* const p = TlsGetValue(1);
mi_assert_internal(p == (void*)&_mi_heap_empty);
#endif
}
#endif
if (reason==DLL_PROCESS_ATTACH) {