C++ (Cpp) mono_gc_free_fixed示例

示例#1

文件： tasklets.c 项目： ItsVeryWindy/mono

static void
continuation_free (MonoContinuation *cont)
{
	if (cont->saved_stack)
		mono_gc_free_fixed (cont->saved_stack);
	g_free (cont);
}

示例#2

文件： mono-hash.c 项目： AveProjVstm/MonoVstm

static void
free_slot (MonoGHashTable *hash, Slot *slot)
{
	if (hash->gc_type == MONO_HASH_CONSERVATIVE_GC)
		mono_gc_free_fixed (slot);
	else
		mg_free (slot);
}

示例#3

文件： tasklets.c 项目： ANahr/mono

static void
continuation_free (MonoContinuation *cont)
{
	if (cont->saved_stack) {
		tasklets_lock ();
		mono_g_hash_table_remove (keepalive_stacks, cont->saved_stack);
		tasklets_unlock ();
		mono_gc_free_fixed (cont->saved_stack);
	}
	g_free (cont);
}

示例#4

文件： tasklets.c 项目： ANahr/mono

static int
continuation_store (MonoContinuation *cont, int state, MonoException **e)
{
	MonoLMF *lmf = mono_get_lmf ();
	gsize num_bytes;

	if (!cont->domain) {
		*e =  mono_get_exception_argument ("cont", "Continuation not initialized");
		return 0;
	}
	if (cont->domain != mono_domain_get () || cont->thread_id != GetCurrentThreadId ()) {
		*e = mono_get_exception_argument ("cont", "Continuation from another thread or domain");
		return 0;
	}

	cont->lmf = lmf;
	cont->return_ip = __builtin_return_address (0);
	cont->return_sp = __builtin_frame_address (0);

	num_bytes = (char*)cont->top_sp - (char*)cont->return_sp;

	/*g_print ("store: %d bytes, sp: %p, ip: %p, lmf: %p\n", num_bytes, cont->return_sp, cont->return_ip, lmf);*/

	if (cont->saved_stack && num_bytes <= cont->stack_alloc_size) {
		/* clear to avoid GC retention */
		if (num_bytes < cont->stack_used_size) {
			memset ((char*)cont->saved_stack + num_bytes, 0, cont->stack_used_size - num_bytes);
		}
		cont->stack_used_size = num_bytes;
	} else {
		tasklets_lock ();
		internal_init ();
		if (cont->saved_stack) {
			mono_g_hash_table_remove (keepalive_stacks, cont->saved_stack);
			mono_gc_free_fixed (cont->saved_stack);
		}
		cont->stack_used_size = num_bytes;
		cont->stack_alloc_size = num_bytes * 1.1;
		cont->saved_stack = mono_gc_alloc_fixed (cont->stack_alloc_size, NULL);
		mono_g_hash_table_insert (keepalive_stacks, cont->saved_stack, cont->saved_stack);
		tasklets_unlock ();
	}
	memcpy (cont->saved_stack, cont->return_sp, num_bytes);

	return state;
}

示例#5

文件： tasklets.c 项目： ItsVeryWindy/mono

static int
continuation_store (MonoContinuation *cont, int state, MonoException **e)
{
	MonoLMF *lmf = mono_get_lmf ();
	gsize num_bytes;

	if (!cont->domain) {
		*e =  mono_get_exception_argument ("cont", "Continuation not initialized");
		return 0;
	}
	if (cont->domain != mono_domain_get () || !mono_native_thread_id_equals (cont->thread_id, mono_native_thread_id_get ())) {
		*e = mono_get_exception_argument ("cont", "Continuation from another thread or domain");
		return 0;
	}

	cont->lmf = lmf;
	cont->return_ip = __builtin_extract_return_addr (__builtin_return_address (0));
	cont->return_sp = __builtin_frame_address (0);

	num_bytes = (char*)cont->top_sp - (char*)cont->return_sp;

	/*g_print ("store: %d bytes, sp: %p, ip: %p, lmf: %p\n", num_bytes, cont->return_sp, cont->return_ip, lmf);*/

	if (cont->saved_stack && num_bytes <= cont->stack_alloc_size) {
		/* clear to avoid GC retention */
		if (num_bytes < cont->stack_used_size) {
			memset ((char*)cont->saved_stack + num_bytes, 0, cont->stack_used_size - num_bytes);
		}
		cont->stack_used_size = num_bytes;
	} else {
		tasklets_lock ();
		internal_init ();
		if (cont->saved_stack)
			mono_gc_free_fixed (cont->saved_stack);
		cont->stack_used_size = num_bytes;
		cont->stack_alloc_size = num_bytes * 1.1;
		cont->saved_stack = mono_gc_alloc_fixed (cont->stack_alloc_size, NULL, MONO_ROOT_SOURCE_THREADING, "saved tasklet stack");
		tasklets_unlock ();
	}
	memcpy (cont->saved_stack, cont->return_sp, num_bytes);

	return state;
}