diff --git a/tests/d3d12.c b/tests/d3d12.c
index 8650dfdb..405c9419 100644
--- a/tests/d3d12.c
+++ b/tests/d3d12.c
@@ -23,6 +23,8 @@
 
 #include "d3d12_crosstest.h"
 
+struct test_options test_options = {0};
+
 static PFN_D3D12_CREATE_VERSIONED_ROOT_SIGNATURE_DESERIALIZER pfn_D3D12CreateVersionedRootSignatureDeserializer;
 static PFN_D3D12_SERIALIZE_VERSIONED_ROOT_SIGNATURE pfn_D3D12SerializeVersionedRootSignature;
 
diff --git a/tests/d3d12_crosstest.h b/tests/d3d12_crosstest.h
index e4e44a6d..973f980c 100644
--- a/tests/d3d12_crosstest.h
+++ b/tests/d3d12_crosstest.h
@@ -258,14 +258,6 @@ static void wait_queue_idle_(unsigned int line, ID3D12Device *device, ID3D12Comm
     ID3D12Fence_Release(fence);
 }
 
-static struct test_options
-{
-    bool use_warp_device;
-    unsigned int adapter_idx;
-    bool enable_debug_layer;
-    bool enable_gpu_based_validation;
-} test_options;
-
 #ifdef VKD3D_CROSSTEST
 static IUnknown *create_warp_adapter(IDXGIFactory4 *factory)
 {
@@ -675,23 +667,6 @@ static inline bool is_depth_clip_enable_supported(ID3D12Device *device)
 }
 #endif
 
-static void parse_args(int argc, char **argv)
-{
-    unsigned int i;
-
-    for (i = 1; i < argc; ++i)
-    {
-        if (!strcmp(argv[i], "--warp"))
-            test_options.use_warp_device = true;
-        else if (!strcmp(argv[i], "--adapter") && i + 1 < argc)
-            test_options.adapter_idx = atoi(argv[++i]);
-        else if (!strcmp(argv[i], "--validate"))
-            test_options.enable_debug_layer = true;
-        else if (!strcmp(argv[i], "--gbv"))
-            test_options.enable_gpu_based_validation = true;
-    }
-}
-
 static void enable_d3d12_debug_layer(void)
 {
     ID3D12Debug1 *debug1;
diff --git a/tests/d3d12_invalid_usage.c b/tests/d3d12_invalid_usage.c
index 396408e3..09e192a0 100644
--- a/tests/d3d12_invalid_usage.c
+++ b/tests/d3d12_invalid_usage.c
@@ -18,6 +18,8 @@
 
 #include "d3d12_crosstest.h"
 
+struct test_options test_options = {0};
+
 #define recreate_command_list(a, b, c) recreate_command_list_(__LINE__, a, b, c)
 static void recreate_command_list_(unsigned int line, ID3D12Device *device,
         ID3D12CommandAllocator *allocator, ID3D12GraphicsCommandList **command_list)
diff --git a/tests/hlsl_d3d12.c b/tests/hlsl_d3d12.c
index 43072d31..af9ace00 100644
--- a/tests/hlsl_d3d12.c
+++ b/tests/hlsl_d3d12.c
@@ -20,6 +20,8 @@
 #include "d3d12_crosstest.h"
 #include "vkd3d_common.h"
 
+struct test_options test_options = {0};
+
 #define check_preprocess(a, b, c, d, e) check_preprocess_(__LINE__, a, b, c, d, e)
 static void check_preprocess_(int line, const char *source, const D3D_SHADER_MACRO *macros,
         ID3DInclude *include, const char *present, const char *absent)
diff --git a/tests/shader_runner.c b/tests/shader_runner.c
index 80249dfe..10c6dd21 100644
--- a/tests/shader_runner.c
+++ b/tests/shader_runner.c
@@ -61,6 +61,8 @@ typedef int HRESULT;
 #include "vkd3d_test.h"
 #include "shader_runner.h"
 
+struct test_options test_options = {0};
+
 void fatal_error(const char *format, ...)
 {
     va_list args;
@@ -692,39 +694,23 @@ static void compile_shader(struct shader_runner *runner, const char *source, siz
     }
 }
 
-void run_shader_tests(struct shader_runner *runner, int argc, char **argv, const struct shader_runner_ops *ops)
+void run_shader_tests(struct shader_runner *runner, const struct shader_runner_ops *ops)
 {
     size_t shader_source_size = 0, shader_source_len = 0;
     struct resource_params current_resource;
     struct sampler *current_sampler = NULL;
     enum parse_state state = STATE_NONE;
     unsigned int i, line_number = 0;
-    const char *filename = NULL;
     char *shader_source = NULL;
     HRESULT expect_hr = S_OK;
     char line[256];
     FILE *f;
 
-    for (i = 1; i < argc; ++i)
-    {
-        if (argv[i][0] != '-')
-        {
-            filename = argv[i];
-            break;
-        }
-    }
+    if (!test_options.filename)
+        fatal_error("No filename specified.\n");
 
-    if (!filename)
-    {
-        fprintf(stderr, "Usage: %s [file]\n", argv[0]);
-        return;
-    }
-
-    if (!(f = fopen(filename, "r")))
-    {
-        fatal_error("Unable to open '%s' for reading: %s\n", argv[1], strerror(errno));
-        return;
-    }
+    if (!(f = fopen(test_options.filename, "r")))
+        fatal_error("Unable to open '%s' for reading: %s\n", test_options.filename, strerror(errno));
 
     memset(runner, 0, sizeof(*runner));
     runner->ops = ops;
@@ -1114,17 +1100,19 @@ out:
 
 START_TEST(shader_runner)
 {
+    parse_args(argc, argv);
+
 #if defined(VKD3D_CROSSTEST)
     trace("Running tests from a Windows cross build\n");
 
     trace("Compiling shaders with d3dcompiler_47.dll and executing with d3d9.dll\n");
-    run_shader_tests_d3d9(argc, argv);
+    run_shader_tests_d3d9();
 
     trace("Compiling shaders with d3dcompiler_47.dll and executing with d3d11.dll\n");
-    run_shader_tests_d3d11(argc, argv);
+    run_shader_tests_d3d11();
 
     trace("Compiling shaders with d3dcompiler_47.dll and executing with d3d12.dll\n");
-    run_shader_tests_d3d12(argc, argv);
+    run_shader_tests_d3d12();
 
     print_dll_version("d3dcompiler_47.dll");
     print_dll_version("dxgi.dll");
@@ -1135,13 +1123,13 @@ START_TEST(shader_runner)
     trace("Running tests from a Windows non-cross build\n");
 
     trace("Compiling shaders with vkd3d-shader and executing with d3d9.dll\n");
-    run_shader_tests_d3d9(argc, argv);
+    run_shader_tests_d3d9();
 
     trace("Compiling shaders with vkd3d-shader and executing with d3d11.dll\n");
-    run_shader_tests_d3d11(argc, argv);
+    run_shader_tests_d3d11();
 
     trace("Compiling shaders with vkd3d-shader and executing with vkd3d\n");
-    run_shader_tests_d3d12(argc, argv);
+    run_shader_tests_d3d12();
 
     print_dll_version("d3d9.dll");
     print_dll_version("d3d11.dll");
@@ -1149,9 +1137,9 @@ START_TEST(shader_runner)
     trace("Running tests from a Unix build\n");
 
     trace("Compiling shaders with vkd3d-shader and executing with Vulkan\n");
-    run_shader_tests_vulkan(argc, argv);
+    run_shader_tests_vulkan();
 
     trace("Compiling shaders with vkd3d-shader and executing with vkd3d\n");
-    run_shader_tests_d3d12(argc, argv);
+    run_shader_tests_d3d12();
 #endif
 }
diff --git a/tests/shader_runner.h b/tests/shader_runner.h
index 82d7fa18..ba42d7bf 100644
--- a/tests/shader_runner.h
+++ b/tests/shader_runner.h
@@ -139,12 +139,12 @@ void fatal_error(const char *format, ...) VKD3D_NORETURN VKD3D_PRINTF_FUNC(1, 2)
 unsigned int get_vb_stride(const struct shader_runner *runner, unsigned int slot);
 void init_resource(struct resource *resource, const struct resource_params *params);
 
-void run_shader_tests(struct shader_runner *runner, int argc, char **argv, const struct shader_runner_ops *ops);
+void run_shader_tests(struct shader_runner *runner, const struct shader_runner_ops *ops);
 
 #ifdef _WIN32
-void run_shader_tests_d3d9(int argc, char **argv);
-void run_shader_tests_d3d11(int argc, char **argv);
+void run_shader_tests_d3d9(void);
+void run_shader_tests_d3d11(void);
 #else
-void run_shader_tests_vulkan(int argc, char **argv);
+void run_shader_tests_vulkan(void);
 #endif
-void run_shader_tests_d3d12(int argc, char **argv);
+void run_shader_tests_d3d12(void);
diff --git a/tests/shader_runner_d3d11.c b/tests/shader_runner_d3d11.c
index ba9e3179..965b8b18 100644
--- a/tests/shader_runner_d3d11.c
+++ b/tests/shader_runner_d3d11.c
@@ -70,10 +70,6 @@ static struct d3d11_shader_runner *d3d11_shader_runner(struct shader_runner *r)
     return CONTAINING_RECORD(r, struct d3d11_shader_runner, r);
 }
 
-static bool enable_debug_layer;
-static bool use_warp_adapter;
-static unsigned int use_adapter_idx;
-
 static ID3D10Blob *compile_shader(const char *source, const char *type, enum shader_model shader_model)
 {
     ID3D10Blob *blob = NULL, *errors = NULL;
@@ -101,30 +97,6 @@ static ID3D10Blob *compile_shader(const char *source, const char *type, enum sha
     return blob;
 }
 
-static void parse_args(int argc, char **argv)
-{
-    unsigned int i;
-
-    for (i = 1; i < argc; ++i)
-    {
-        if (!strcmp(argv[i], "--warp"))
-            use_warp_adapter = true;
-        else if (!strcmp(argv[i], "--adapter") && i + 1 < argc)
-            use_adapter_idx = atoi(argv[++i]);
-    }
-}
-
-static void enable_d3d11_debug_layer(int argc, char **argv)
-{
-    unsigned int i;
-
-    for (i = 1; i < argc; ++i)
-    {
-        if (!strcmp(argv[i], "--validate"))
-            enable_debug_layer = true;
-    }
-}
-
 static IDXGIAdapter *create_adapter(void)
 {
     IDXGIFactory4 *factory4;
@@ -145,7 +117,7 @@ static IDXGIAdapter *create_adapter(void)
     }
 
     adapter = NULL;
-    if (use_warp_adapter)
+    if (test_options.use_warp_device)
     {
         if (SUCCEEDED(hr = IDXGIFactory_QueryInterface(factory, &IID_IDXGIFactory4, (void **)&factory4)))
         {
@@ -159,7 +131,7 @@ static IDXGIAdapter *create_adapter(void)
     }
     else
     {
-        hr = IDXGIFactory_EnumAdapters(factory, use_adapter_idx, &adapter);
+        hr = IDXGIFactory_EnumAdapters(factory, test_options.adapter_idx, &adapter);
     }
     IDXGIFactory_Release(factory);
     if (FAILED(hr))
@@ -191,7 +163,7 @@ static void init_adapter_info(void)
     if (desc.VendorId == 0x1414 && desc.DeviceId == 0x008c)
     {
         trace("Using WARP device.\n");
-        use_warp_adapter = true;
+        test_options.use_warp_device = true;
     }
 
     IDXGIAdapter_Release(adapter);
@@ -210,7 +182,7 @@ static ID3D11Device *create_device(void)
     UINT flags = 0;
     HRESULT hr;
 
-    if (enable_debug_layer)
+    if (test_options.enable_debug_layer)
         flags |= D3D11_CREATE_DEVICE_DEBUG;
 
     if ((adapter = create_adapter()))
@@ -688,7 +660,7 @@ static const struct shader_runner_ops d3d11_runner_ops =
     .release_readback = d3d11_runner_release_readback,
 };
 
-void run_shader_tests_d3d11(int argc, char **argv)
+void run_shader_tests_d3d11(void)
 {
     struct d3d11_shader_runner runner;
     HMODULE dxgi_module, d3d11_module;
@@ -700,12 +672,10 @@ void run_shader_tests_d3d11(int argc, char **argv)
         pCreateDXGIFactory1 = (void *)GetProcAddress(dxgi_module, "CreateDXGIFactory1");
         pD3D11CreateDevice = (void *)GetProcAddress(d3d11_module, "D3D11CreateDevice");
 
-        parse_args(argc, argv);
-        enable_d3d11_debug_layer(argc, argv);
         init_adapter_info();
         if (init_test_context(&runner))
         {
-            run_shader_tests(&runner.r, argc, argv, &d3d11_runner_ops);
+            run_shader_tests(&runner.r, &d3d11_runner_ops);
             destroy_test_context(&runner);
         }
     }
diff --git a/tests/shader_runner_d3d12.c b/tests/shader_runner_d3d12.c
index 1eab789f..d4a75d94 100644
--- a/tests/shader_runner_d3d12.c
+++ b/tests/shader_runner_d3d12.c
@@ -509,7 +509,7 @@ static const struct shader_runner_ops d3d12_runner_ops =
     .release_readback = d3d12_runner_release_readback,
 };
 
-void run_shader_tests_d3d12(int argc, char **argv)
+void run_shader_tests_d3d12(void)
 {
     static const struct test_context_desc desc =
     {
@@ -522,7 +522,6 @@ void run_shader_tests_d3d12(int argc, char **argv)
     ID3D12Device *device;
     HRESULT hr;
 
-    parse_args(argc, argv);
     enable_d3d12_debug_layer();
     init_adapter_info();
     init_test_context(&runner.test_context, &desc);
@@ -539,7 +538,7 @@ void run_shader_tests_d3d12(int argc, char **argv)
             runner.compute_allocator, NULL, &IID_ID3D12GraphicsCommandList, (void **)&runner.compute_list);
     ok(hr == S_OK, "Failed to create command list, hr %#x.\n", hr);
 
-    run_shader_tests(&runner.r, argc, argv, &d3d12_runner_ops);
+    run_shader_tests(&runner.r, &d3d12_runner_ops);
 
     ID3D12GraphicsCommandList_Release(runner.compute_list);
     ID3D12CommandAllocator_Release(runner.compute_allocator);
diff --git a/tests/shader_runner_d3d9.c b/tests/shader_runner_d3d9.c
index fbeee8f9..51cd6dc9 100644
--- a/tests/shader_runner_d3d9.c
+++ b/tests/shader_runner_d3d9.c
@@ -56,8 +56,6 @@ static struct d3d9_shader_runner *d3d9_shader_runner(struct shader_runner *r)
 
 static IDirect3D9 *(WINAPI *pDirect3DCreate9)(UINT sdk_version);
 
-static unsigned int use_adapter_idx;
-
 static ID3D10Blob *compile_shader(const char *source, const char *profile)
 {
     ID3D10Blob *blob = NULL, *errors = NULL;
@@ -74,17 +72,6 @@ static ID3D10Blob *compile_shader(const char *source, const char *profile)
     return blob;
 }
 
-static void parse_args(int argc, char **argv)
-{
-    unsigned int i;
-
-    for (i = 1; i < argc; ++i)
-    {
-        if (!strcmp(argv[i], "--adapter") && i + 1 < argc)
-            use_adapter_idx = atoi(argv[++i]);
-    }
-}
-
 static void init_adapter_info(void)
 {
     D3DADAPTER_IDENTIFIER9 identifier;
@@ -94,7 +81,7 @@ static void init_adapter_info(void)
     d3d = pDirect3DCreate9(D3D_SDK_VERSION);
     ok(!!d3d, "Failed to create a D3D object.\n");
 
-    hr = IDirect3D9_GetAdapterIdentifier(d3d, use_adapter_idx, 0, &identifier);
+    hr = IDirect3D9_GetAdapterIdentifier(d3d, test_options.adapter_idx, 0, &identifier);
     ok(hr == S_OK, "Failed to get adapter identifier, hr %#lx.\n", hr);
 
     trace("Driver string: %s.\n", identifier.Driver);
@@ -517,7 +504,7 @@ static const struct shader_runner_ops d3d9_runner_ops =
     .release_readback = d3d9_runner_release_readback,
 };
 
-void run_shader_tests_d3d9(int argc, char **argv)
+void run_shader_tests_d3d9(void)
 {
     struct d3d9_shader_runner runner;
     HMODULE d3d9_module;
@@ -527,10 +514,9 @@ void run_shader_tests_d3d9(int argc, char **argv)
     {
         pDirect3DCreate9 = (void *)GetProcAddress(d3d9_module, "Direct3DCreate9");
 
-        parse_args(argc, argv);
         init_adapter_info();
         init_test_context(&runner);
-        run_shader_tests(&runner.r, argc, argv, &d3d9_runner_ops);
+        run_shader_tests(&runner.r, &d3d9_runner_ops);
         destroy_test_context(&runner);
     }
     FreeLibrary(d3d9_module);
diff --git a/tests/shader_runner_vulkan.c b/tests/shader_runner_vulkan.c
index 74d3f09a..c7b1dee0 100644
--- a/tests/shader_runner_vulkan.c
+++ b/tests/shader_runner_vulkan.c
@@ -1276,14 +1276,14 @@ static void cleanup_vulkan_runner(struct vulkan_shader_runner *runner)
     VK_CALL(vkDestroyInstance(runner->instance, NULL));
 }
 
-void run_shader_tests_vulkan(int argc, char **argv)
+void run_shader_tests_vulkan(void)
 {
     struct vulkan_shader_runner runner = {0};
 
     if (!init_vulkan_runner(&runner))
         return;
 
-    run_shader_tests(&runner.r, argc, argv, &vulkan_runner_ops);
+    run_shader_tests(&runner.r, &vulkan_runner_ops);
 
     cleanup_vulkan_runner(&runner);
 }
diff --git a/tests/utils.h b/tests/utils.h
index 4097b6d1..99f1d3a3 100644
--- a/tests/utils.h
+++ b/tests/utils.h
@@ -199,4 +199,34 @@ static inline void check_readback_data_vec4_(unsigned int line, const struct res
             got.x, got.y, got.z, got.w, expected->x, expected->y, expected->z, expected->w, x, y);
 }
 
+struct test_options
+{
+    bool use_warp_device;
+    unsigned int adapter_idx;
+    bool enable_debug_layer;
+    bool enable_gpu_based_validation;
+    const char *filename;
+};
+
+extern struct test_options test_options;
+
+static inline void parse_args(int argc, char **argv)
+{
+    unsigned int i;
+
+    for (i = 1; i < argc; ++i)
+    {
+        if (!strcmp(argv[i], "--warp"))
+            test_options.use_warp_device = true;
+        else if (!strcmp(argv[i], "--adapter") && i + 1 < argc)
+            test_options.adapter_idx = atoi(argv[++i]);
+        else if (!strcmp(argv[i], "--validate"))
+            test_options.enable_debug_layer = true;
+        else if (!strcmp(argv[i], "--gbv"))
+            test_options.enable_gpu_based_validation = true;
+        else if (argv[i][0] != '-')
+            test_options.filename = argv[i];
+    }
+}
+
 #endif