diff --git a/configure b/configure
index 4b4b00c6390..f91d64d904d 100755
--- a/configure
+++ b/configure
@@ -17840,6 +17840,7 @@ wine_fn_config_dll d3dx10_43 enable_d3dx10_43 implib d3dx10
 wine_fn_config_test dlls/d3dx10_43/tests d3dx10_43_test
 wine_fn_config_dll d3dx11_42 enable_d3dx11_42
 wine_fn_config_dll d3dx11_43 enable_d3dx11_43 implib d3dx11
+wine_fn_config_test dlls/d3dx11_43/tests d3dx11_43_test
 wine_fn_config_dll d3dx9_24 enable_d3dx9_24
 wine_fn_config_dll d3dx9_25 enable_d3dx9_25
 wine_fn_config_dll d3dx9_26 enable_d3dx9_26
diff --git a/configure.ac b/configure.ac
index 8fb0de14c96..2489ac08422 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2910,6 +2910,7 @@ WINE_CONFIG_DLL(d3dx10_43,,[implib],[d3dx10])
 WINE_CONFIG_TEST(dlls/d3dx10_43/tests)
 WINE_CONFIG_DLL(d3dx11_42)
 WINE_CONFIG_DLL(d3dx11_43,,[implib],[d3dx11])
+WINE_CONFIG_TEST(dlls/d3dx11_43/tests)
 WINE_CONFIG_DLL(d3dx9_24)
 WINE_CONFIG_DLL(d3dx9_25)
 WINE_CONFIG_DLL(d3dx9_26)
diff --git a/dlls/d3dx11_43/async.c b/dlls/d3dx11_43/async.c
index b33c2359192..ea7072ae6d4 100644
--- a/dlls/d3dx11_43/async.c
+++ b/dlls/d3dx11_43/async.c
@@ -22,9 +22,201 @@
 #include "d3dcompiler.h"
 
 #include "wine/debug.h"
+#include "wine/unicode.h"
 
 WINE_DEFAULT_DEBUG_CHANNEL(d3dx);
 
+struct asyncdataloader
+{
+    ID3DX11DataLoader ID3DX11DataLoader_iface;
+
+    union
+    {
+        struct
+        {
+            WCHAR *path;
+        } file;
+        struct
+        {
+            HMODULE module;
+            HRSRC rsrc;
+        } resource;
+    } u;
+    void *data;
+    SIZE_T size;
+};
+
+static inline struct asyncdataloader *impl_from_ID3DX11DataLoader(ID3DX11DataLoader *iface)
+{
+    return CONTAINING_RECORD(iface, struct asyncdataloader, ID3DX11DataLoader_iface);
+}
+
+static HRESULT WINAPI memorydataloader_Load(ID3DX11DataLoader *iface)
+{
+    TRACE("iface %p.\n", iface);
+    return S_OK;
+}
+
+static HRESULT WINAPI memorydataloader_Decompress(ID3DX11DataLoader *iface, void **data, SIZE_T *size)
+{
+    struct asyncdataloader *loader = impl_from_ID3DX11DataLoader(iface);
+
+    TRACE("iface %p, data %p, size %p.\n", iface, data, size);
+
+    *data = loader->data;
+    *size = loader->size;
+
+    return S_OK;
+}
+
+static HRESULT WINAPI memorydataloader_Destroy(ID3DX11DataLoader *iface)
+{
+    struct asyncdataloader *loader = impl_from_ID3DX11DataLoader(iface);
+
+    TRACE("iface %p.\n", iface);
+
+    HeapFree(GetProcessHeap(), 0, loader);
+    return S_OK;
+}
+
+static const ID3DX11DataLoaderVtbl memorydataloadervtbl =
+{
+    memorydataloader_Load,
+    memorydataloader_Decompress,
+    memorydataloader_Destroy
+};
+
+static HRESULT WINAPI filedataloader_Load(ID3DX11DataLoader *iface)
+{
+    struct asyncdataloader *loader = impl_from_ID3DX11DataLoader(iface);
+    DWORD size, read_len;
+    HANDLE file;
+    void *data;
+    BOOL ret;
+
+    TRACE("iface %p.\n", iface);
+
+    /* Always buffer file contents, even if Load() was already called. */
+    file = CreateFileW(loader->u.file.path, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE,
+            NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
+    if (file == INVALID_HANDLE_VALUE)
+        return D3D11_ERROR_FILE_NOT_FOUND;
+
+    size = GetFileSize(file, NULL);
+    data = HeapAlloc(GetProcessHeap(), 0, size);
+    if (!data)
+    {
+        CloseHandle(file);
+        return E_OUTOFMEMORY;
+    }
+
+    ret = ReadFile(file, data, size, &read_len, NULL);
+    CloseHandle(file);
+    if (!ret)
+    {
+        ERR("Failed to read file contents.\n");
+        HeapFree(GetProcessHeap(), 0, data);
+        return E_FAIL;
+    }
+
+    HeapFree(GetProcessHeap(), 0, loader->data);
+    loader->data = data;
+    loader->size = size;
+
+    return S_OK;
+}
+
+static HRESULT WINAPI filedataloader_Decompress(ID3DX11DataLoader *iface, void **data, SIZE_T *size)
+{
+    struct asyncdataloader *loader = impl_from_ID3DX11DataLoader(iface);
+
+    TRACE("iface %p, data %p, size %p.\n", iface, data, size);
+
+    if (!loader->data)
+        return E_FAIL;
+
+    *data = loader->data;
+    *size = loader->size;
+
+    return S_OK;
+}
+
+static HRESULT WINAPI filedataloader_Destroy(ID3DX11DataLoader *iface)
+{
+    struct asyncdataloader *loader = impl_from_ID3DX11DataLoader(iface);
+
+    TRACE("iface %p.\n", iface);
+
+    HeapFree(GetProcessHeap(), 0, loader->u.file.path);
+    HeapFree(GetProcessHeap(), 0, loader->data);
+    HeapFree(GetProcessHeap(), 0, loader);
+
+    return S_OK;
+}
+
+static const ID3DX11DataLoaderVtbl filedataloadervtbl =
+{
+    filedataloader_Load,
+    filedataloader_Decompress,
+    filedataloader_Destroy
+};
+
+static HRESULT WINAPI resourcedataloader_Load(ID3DX11DataLoader *iface)
+{
+    struct asyncdataloader *loader = impl_from_ID3DX11DataLoader(iface);
+    HGLOBAL hglobal;
+
+    TRACE("iface %p.\n", iface);
+
+    if (loader->data)
+        return S_OK;
+
+    hglobal = LoadResource(loader->u.resource.module, loader->u.resource.rsrc);
+    if (!hglobal)
+    {
+        ERR("Failed to load resource.\n");
+        return E_FAIL;
+    }
+
+    loader->data = LockResource(hglobal);
+    loader->size = SizeofResource(loader->u.resource.module, loader->u.resource.rsrc);
+
+    return S_OK;
+}
+
+static HRESULT WINAPI resourcedataloader_Decompress(ID3DX11DataLoader *iface, void **data, SIZE_T *size)
+{
+    struct asyncdataloader *loader = impl_from_ID3DX11DataLoader(iface);
+
+    TRACE("iface %p, data %p, size %p.\n", iface, data, size);
+
+    if (!loader->data)
+        return E_FAIL;
+
+    *data = loader->data;
+    *size = loader->size;
+
+    return S_OK;
+}
+
+static HRESULT WINAPI resourcedataloader_Destroy(ID3DX11DataLoader *iface)
+{
+    struct asyncdataloader *loader = impl_from_ID3DX11DataLoader(iface);
+
+    TRACE("iface %p.\n", iface);
+
+    HeapFree(GetProcessHeap(), 0, loader);
+
+    return S_OK;
+}
+
+static const ID3DX11DataLoaderVtbl resourcedataloadervtbl =
+{
+    resourcedataloader_Load,
+    resourcedataloader_Decompress,
+    resourcedataloader_Destroy
+};
+
 HRESULT WINAPI D3DX11CompileFromMemory(const char *data, SIZE_T data_size, const char *filename,
         const D3D10_SHADER_MACRO *defines, ID3D10Include *include, const char *entry_point,
         const char *target, UINT sflags, UINT eflags, ID3DX11ThreadPump *pump, ID3D10Blob **shader,
@@ -65,3 +257,140 @@ HRESULT WINAPI D3DX11CompileFromFileW(const WCHAR *filename, const D3D10_SHADER_
 
     return E_NOTIMPL;
 }
+
+HRESULT WINAPI D3DX11CreateAsyncMemoryLoader(const void *data, SIZE_T data_size, ID3DX11DataLoader **loader)
+{
+    struct asyncdataloader *object;
+
+    TRACE("data %p, data_size %lu, loader %p.\n", data, data_size, loader);
+
+    if (!data || !loader)
+        return E_FAIL;
+
+    object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
+    if (!object)
+        return E_OUTOFMEMORY;
+
+    object->ID3DX11DataLoader_iface.lpVtbl = &memorydataloadervtbl;
+    object->data = (void *)data;
+    object->size = data_size;
+
+    *loader = &object->ID3DX11DataLoader_iface;
+
+    return S_OK;
+}
+
+HRESULT WINAPI D3DX11CreateAsyncFileLoaderA(const char *filename, ID3DX11DataLoader **loader)
+{
+    WCHAR *filename_w;
+    HRESULT hr;
+    int len;
+
+    TRACE("filename %s, loader %p.\n", debugstr_a(filename), loader);
+
+    if (!filename || !loader)
+        return E_FAIL;
+
+    len = MultiByteToWideChar(CP_ACP, 0, filename, -1, NULL, 0);
+    filename_w = HeapAlloc(GetProcessHeap(), 0, len * sizeof(*filename_w));
+    MultiByteToWideChar(CP_ACP, 0, filename, -1, filename_w, len);
+
+    hr = D3DX11CreateAsyncFileLoaderW(filename_w, loader);
+
+    HeapFree(GetProcessHeap(), 0, filename_w);
+
+    return hr;
+}
+
+HRESULT WINAPI D3DX11CreateAsyncFileLoaderW(const WCHAR *filename, ID3DX11DataLoader **loader)
+{
+    struct asyncdataloader *object;
+
+    TRACE("filename %s, loader %p.\n", debugstr_w(filename), loader);
+
+    if (!filename || !loader)
+        return E_FAIL;
+
+    object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
+    if (!object)
+        return E_OUTOFMEMORY;
+
+    object->ID3DX11DataLoader_iface.lpVtbl = &filedataloadervtbl;
+    object->u.file.path = HeapAlloc(GetProcessHeap(), 0, (strlenW(filename) + 1) * sizeof(WCHAR));
+    if (!object->u.file.path)
+    {
+        HeapFree(GetProcessHeap(), 0, object);
+        return E_OUTOFMEMORY;
+    }
+    strcpyW(object->u.file.path, filename);
+    object->data = NULL;
+    object->size = 0;
+
+    *loader = &object->ID3DX11DataLoader_iface;
+
+    return S_OK;
+}
+
+HRESULT WINAPI D3DX11CreateAsyncResourceLoaderA(HMODULE module, const char *resource, ID3DX11DataLoader **loader)
+{
+    struct asyncdataloader *object;
+    HRSRC rsrc;
+
+    TRACE("module %p, resource %s, loader %p.\n", module, debugstr_a(resource), loader);
+
+    if (!loader)
+        return E_FAIL;
+
+    object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
+    if (!object)
+        return E_OUTOFMEMORY;
+
+    if (!(rsrc = FindResourceA(module, resource, (const char *)RT_RCDATA)))
+    {
+        ERR("Failed to find resource.\n");
+        HeapFree(GetProcessHeap(), 0, object);
+        return D3DX11_ERR_INVALID_DATA;
+    }
+
+    object->ID3DX11DataLoader_iface.lpVtbl = &resourcedataloadervtbl;
+    object->u.resource.module = module;
+    object->u.resource.rsrc = rsrc;
+    object->data = NULL;
+    object->size = 0;
+
+    *loader = &object->ID3DX11DataLoader_iface;
+
+    return S_OK;
+}
+
+HRESULT WINAPI D3DX11CreateAsyncResourceLoaderW(HMODULE module, const WCHAR *resource, ID3DX11DataLoader **loader)
+{
+    struct asyncdataloader *object;
+    HRSRC rsrc;
+
+    TRACE("module %p, resource %s, loader %p.\n", module, debugstr_w(resource), loader);
+
+    if (!loader)
+        return E_FAIL;
+
+    object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
+    if (!object)
+        return E_OUTOFMEMORY;
+
+    if (!(rsrc = FindResourceW(module, resource, (const WCHAR *)RT_RCDATA)))
+    {
+        ERR("Failed to find resource.\n");
+        HeapFree(GetProcessHeap(), 0, object);
+        return D3DX11_ERR_INVALID_DATA;
+    }
+
+    object->ID3DX11DataLoader_iface.lpVtbl = &resourcedataloadervtbl;
+    object->u.resource.module = module;
+    object->u.resource.rsrc = rsrc;
+    object->data = NULL;
+    object->size = 0;
+
+    *loader = &object->ID3DX11DataLoader_iface;
+
+    return S_OK;
+}
diff --git a/dlls/d3dx11_43/d3dx11_43.spec b/dlls/d3dx11_43/d3dx11_43.spec
index 0a6350c4692..217cad10b47 100644
--- a/dlls/d3dx11_43/d3dx11_43.spec
+++ b/dlls/d3dx11_43/d3dx11_43.spec
@@ -6,11 +6,11 @@
 @ stub D3DX11CompileFromResourceW
 @ stub D3DX11ComputeNormalMap
 @ stub D3DX11CreateAsyncCompilerProcessor
-@ stub D3DX11CreateAsyncFileLoaderA
-@ stub D3DX11CreateAsyncFileLoaderW
-@ stub D3DX11CreateAsyncMemoryLoader
-@ stub D3DX11CreateAsyncResourceLoaderA
-@ stub D3DX11CreateAsyncResourceLoaderW
+@ stdcall D3DX11CreateAsyncFileLoaderA(str ptr)
+@ stdcall D3DX11CreateAsyncFileLoaderW(wstr ptr)
+@ stdcall D3DX11CreateAsyncMemoryLoader(ptr long ptr)
+@ stdcall D3DX11CreateAsyncResourceLoaderA(long str ptr)
+@ stdcall D3DX11CreateAsyncResourceLoaderW(long wstr ptr)
 @ stub D3DX11CreateAsyncShaderPreprocessProcessor
 @ stub D3DX11CreateAsyncShaderResourceViewProcessor
 @ stub D3DX11CreateAsyncTextureInfoProcessor
diff --git a/dlls/d3dx11_43/tests/Makefile.in b/dlls/d3dx11_43/tests/Makefile.in
new file mode 100644
index 00000000000..6e522df66fb
--- /dev/null
+++ b/dlls/d3dx11_43/tests/Makefile.in
@@ -0,0 +1,5 @@
+TESTDLL = d3dx11_43.dll
+IMPORTS = d3dx11
+
+C_SRCS = \
+	d3dx11.c
diff --git a/dlls/d3dx11_43/tests/d3dx11.c b/dlls/d3dx11_43/tests/d3dx11.c
new file mode 100644
index 00000000000..f7ced893b04
--- /dev/null
+++ b/dlls/d3dx11_43/tests/d3dx11.c
@@ -0,0 +1,213 @@
+/*
+ * Copyright 2016 Nikolay Sivov for CodeWeavers
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#define COBJMACROS
+#include "initguid.h"
+#include "d3d11.h"
+#include "d3dx11.h"
+#include "wine/test.h"
+
+static void test_D3DX11CreateAsyncMemoryLoader(void)
+{
+    ID3DX11DataLoader *loader;
+    SIZE_T size;
+    DWORD data;
+    HRESULT hr;
+    void *ptr;
+
+    hr = D3DX11CreateAsyncMemoryLoader(NULL, 0, NULL);
+    ok(hr == E_FAIL, "Got unexpected hr %#x.\n", hr);
+
+    hr = D3DX11CreateAsyncMemoryLoader(NULL, 0, &loader);
+    ok(hr == E_FAIL, "Got unexpected hr %#x.\n", hr);
+
+    hr = D3DX11CreateAsyncMemoryLoader(&data, 0, &loader);
+    ok(hr == S_OK, "Got unexpected hr %#x.\n", hr);
+
+    size = 100;
+    hr = ID3DX11DataLoader_Decompress(loader, &ptr, &size);
+    ok(hr == S_OK, "Got unexpected hr %#x.\n", hr);
+    ok(ptr == &data, "Got data pointer %p, original %p.\n", ptr, &data);
+    ok(!size, "Got unexpected data size.\n");
+
+    /* Load() is no-op. */
+    hr = ID3DX11DataLoader_Load(loader);
+    ok(hr == S_OK, "Got unexpected hr %#x.\n", hr);
+
+    hr = ID3DX11DataLoader_Destroy(loader);
+    ok(hr == S_OK, "Got unexpected hr %#x.\n", hr);
+
+    data = 0;
+    hr = D3DX11CreateAsyncMemoryLoader(&data, sizeof(data), &loader);
+    ok(hr == S_OK, "Got unexpected hr %#x.\n", hr);
+
+    /* Load() is no-op. */
+    hr = ID3DX11DataLoader_Load(loader);
+    ok(hr == S_OK, "Got unexpected hr %#x.\n", hr);
+
+    hr = ID3DX11DataLoader_Decompress(loader, &ptr, &size);
+    ok(hr == S_OK, "Got unexpected hr %#x.\n", hr);
+    ok(ptr == &data, "Got data pointer %p, original %p.\n", ptr, &data);
+    ok(size == sizeof(data), "Got unexpected data size.\n");
+
+    hr = ID3DX11DataLoader_Destroy(loader);
+    ok(hr == S_OK, "Got unexpected hr %#x.\n", hr);
+}
+
+static void create_testfile(WCHAR *path, const void *data, int data_len)
+{
+    static const WCHAR test_filename[] = {'a','s','y','n','c','l','o','a','d','e','r','.','d','a','t','a',0};
+    DWORD written;
+    HANDLE file;
+    BOOL ret;
+
+    GetTempPathW(MAX_PATH, path);
+    lstrcatW(path, test_filename);
+
+    file = CreateFileW(path, GENERIC_READ | GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0);
+    ok(file != INVALID_HANDLE_VALUE, "Test file creation failed, at %s, error %d.\n",
+            wine_dbgstr_w(path), GetLastError());
+
+    ret = WriteFile(file, data, data_len, &written, NULL);
+    ok(ret, "Write to test file failed.\n");
+
+    CloseHandle(file);
+}
+
+static void test_D3DX11CreateAsyncFileLoader(void)
+{
+    static const char test_data1[] = "test data";
+    static const char test_data2[] = "more test data";
+    ID3DX11DataLoader *loader;
+    WCHAR path[MAX_PATH];
+    SIZE_T size;
+    HRESULT hr;
+    void *ptr;
+    BOOL ret;
+
+    hr = D3DX11CreateAsyncFileLoaderA(NULL, NULL);
+    ok(hr == E_FAIL, "Got unexpected hr %#x.\n", hr);
+
+    hr = D3DX11CreateAsyncFileLoaderA(NULL, &loader);
+    ok(hr == E_FAIL, "Got unexpected hr %#x.\n", hr);
+
+    hr = D3DX11CreateAsyncFileLoaderA("nonexistentfilename", &loader);
+    ok(hr == S_OK, "Got unexpected hr %#x.\n", hr);
+
+    hr = ID3DX11DataLoader_Decompress(loader, &ptr, &size);
+    ok(hr == E_FAIL, "Got unexpected hr %#x.\n", hr);
+
+    hr = ID3DX11DataLoader_Load(loader);
+    ok(hr == D3D11_ERROR_FILE_NOT_FOUND, "Got unexpected hr %#x.\n", hr);
+
+    hr = ID3DX11DataLoader_Decompress(loader, &ptr, &size);
+    ok(hr == E_FAIL, "Got unexpected hr %#x.\n", hr);
+
+    hr = ID3DX11DataLoader_Destroy(loader);
+    ok(hr == S_OK, "Got unexpected hr %#x.\n", hr);
+
+    /* Test file sharing using dummy empty file. */
+    create_testfile(path, test_data1, sizeof(test_data1));
+
+    hr = D3DX11CreateAsyncFileLoaderW(path, &loader);
+    ok(SUCCEEDED(hr), "Failed to create file loader, hr %#x.\n", hr);
+
+    ret = DeleteFileW(path);
+    ok(ret, "DeleteFile() failed, ret %d, error %d.\n", ret, GetLastError());
+
+    /* File was removed before Load(). */
+    hr = ID3DX11DataLoader_Load(loader);
+    ok(hr == D3D11_ERROR_FILE_NOT_FOUND, "Load() returned unexpected result, hr %#x.\n", hr);
+
+    /* Create it again. */
+    create_testfile(path, test_data1, sizeof(test_data1));
+    hr = ID3DX11DataLoader_Load(loader);
+    ok(SUCCEEDED(hr), "Load() failed, hr %#x.\n", hr);
+
+    /* Already loaded. */
+    hr = ID3DX11DataLoader_Load(loader);
+    ok(SUCCEEDED(hr), "Load() failed, hr %#x.\n", hr);
+
+    ret = DeleteFileW(path);
+    ok(ret, "DeleteFile() failed, ret %d, error %d.\n", ret, GetLastError());
+
+    /* Already loaded, file removed. */
+    hr = ID3DX11DataLoader_Load(loader);
+    ok(hr == D3D11_ERROR_FILE_NOT_FOUND, "Load() returned unexpected result, hr %#x.\n", hr);
+
+    /* Decompress still works. */
+    ptr = NULL;
+    hr = ID3DX11DataLoader_Decompress(loader, &ptr, &size);
+    ok(SUCCEEDED(hr), "Decompress() failed, hr %#x.\n", hr);
+    ok(ptr != NULL, "Got unexpected ptr %p.\n", ptr);
+    ok(size == sizeof(test_data1), "Got unexpected decompressed size.\n");
+    if (size == sizeof(test_data1))
+        ok(!memcmp(ptr, test_data1, size), "Got unexpected file data.\n");
+
+    /* Create it again, with different data. */
+    create_testfile(path, test_data2, sizeof(test_data2));
+
+    hr = ID3DX11DataLoader_Load(loader);
+    ok(SUCCEEDED(hr), "Load() failed, hr %#x.\n", hr);
+
+    ptr = NULL;
+    hr = ID3DX11DataLoader_Decompress(loader, &ptr, &size);
+    ok(SUCCEEDED(hr), "Decompress() failed, hr %#x.\n", hr);
+    ok(ptr != NULL, "Got unexpected ptr %p.\n", ptr);
+    ok(size == sizeof(test_data2), "Got unexpected decompressed size.\n");
+    if (size == sizeof(test_data2))
+        ok(!memcmp(ptr, test_data2, size), "Got unexpected file data.\n");
+
+    hr = ID3DX11DataLoader_Destroy(loader);
+    ok(SUCCEEDED(hr), "Destroy() failed, hr %#x.\n", hr);
+
+    ret = DeleteFileW(path);
+    ok(ret, "DeleteFile() failed, ret %d, error %d.\n", ret, GetLastError());
+}
+
+static void test_D3DX11CreateAsyncResourceLoader(void)
+{
+    static const WCHAR resource_name[] = {'n','o','n','a','m','e',0};
+    ID3DX11DataLoader *loader;
+    HRESULT hr;
+
+    hr = D3DX11CreateAsyncResourceLoaderA(NULL, NULL, NULL);
+    ok(hr == E_FAIL, "Got unexpected hr %#x.\n", hr);
+
+    hr = D3DX11CreateAsyncResourceLoaderA(NULL, NULL, &loader);
+    ok(hr == D3DX11_ERR_INVALID_DATA, "Got unexpected hr %#x.\n", hr);
+
+    hr = D3DX11CreateAsyncResourceLoaderA(NULL, "noname", &loader);
+    ok(hr == D3DX11_ERR_INVALID_DATA, "Got unexpected hr %#x.\n", hr);
+
+    hr = D3DX11CreateAsyncResourceLoaderW(NULL, NULL, NULL);
+    ok(hr == E_FAIL, "Got unexpected hr %#x.\n", hr);
+
+    hr = D3DX11CreateAsyncResourceLoaderW(NULL, NULL, &loader);
+    ok(hr == D3DX11_ERR_INVALID_DATA, "Got unexpected hr %#x.\n", hr);
+
+    hr = D3DX11CreateAsyncResourceLoaderW(NULL, resource_name, &loader);
+    ok(hr == D3DX11_ERR_INVALID_DATA, "Got unexpected hr %#x.\n", hr);
+}
+
+START_TEST(d3dx11)
+{
+    test_D3DX11CreateAsyncMemoryLoader();
+    test_D3DX11CreateAsyncFileLoader();
+    test_D3DX11CreateAsyncResourceLoader();
+}
diff --git a/include/d3dx11async.h b/include/d3dx11async.h
index ab4b5078f95..2d85e4aa46f 100644
--- a/include/d3dx11async.h
+++ b/include/d3dx11async.h
@@ -25,6 +25,12 @@
 extern "C" {
 #endif
 
+HRESULT WINAPI D3DX11CreateAsyncFileLoaderA(const char *file_name, ID3DX11DataLoader **loader);
+HRESULT WINAPI D3DX11CreateAsyncFileLoaderW(const WCHAR *file_name, ID3DX11DataLoader **loader);
+HRESULT WINAPI D3DX11CreateAsyncResourceLoaderA(HMODULE module, const char *resource, ID3DX11DataLoader **loader);
+HRESULT WINAPI D3DX11CreateAsyncResourceLoaderW(HMODULE module, const WCHAR *resource, ID3DX11DataLoader **loader);
+HRESULT WINAPI D3DX11CreateAsyncMemoryLoader(const void *data, SIZE_T data_size, ID3DX11DataLoader **loader);
+
 HRESULT WINAPI D3DX11CompileFromMemory(const char *data, SIZE_T data_size, const char *filename,
         const D3D10_SHADER_MACRO *defines, ID3D10Include *include, const char *entry_point,
         const char *target, UINT sflags, UINT eflags, ID3DX11ThreadPump *pump, ID3D10Blob **shader,