Esme Povirk : mscoree: Add an option to enable the interpreter.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 76f87fe30c0425332740c6a59786cf3c5a55f5c3
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=76f87fe30c0425332740c6a59...

Author: Esme Povirk <esme(a)codeweavers.com>
Date:   Sun Feb 28 15:45:05 2021 -0600

mscoree: Add an option to enable the interpreter.

Signed-off-by: Esme Povirk <esme(a)codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/mscoree/metahost.c        | 28 ++++++++++++++++++++++++++++
 dlls/mscoree/mscoree_private.h | 12 ++++++++++++
 2 files changed, 40 insertions(+)

diff --git a/dlls/mscoree/metahost.c b/dlls/mscoree/metahost.c
index d9b599fadc7..907d8af9791 100644
--- a/dlls/mscoree/metahost.c
+++ b/dlls/mscoree/metahost.c
@@ -106,6 +106,7 @@ MonoImage* (CDECL *mono_image_open_from_module_handle)(HMODULE module_handle, ch
 static void (CDECL *mono_install_assembly_preload_hook)(MonoAssemblyPreLoadFunc func, void *user_data);
 int (CDECL *mono_jit_exec)(MonoDomain *domain, MonoAssembly *assembly, int argc, char *argv[]);
 MonoDomain* (CDECL *mono_jit_init_version)(const char *domain_name, const char *runtime_version);
+static void (CDECL *mono_jit_set_aot_mode)(MonoAotMode mode);
 static int (CDECL *mono_jit_set_trace_options)(const char* options);
 void* (CDECL *mono_marshal_get_vtfixup_ftnptr)(MonoImage *image, DWORD token, WORD type);
 MonoDomain* (CDECL *mono_object_get_domain)(MonoObject *obj);
@@ -158,6 +159,8 @@ static HRESULT load_mono(LPCWSTR mono_path)
     WCHAR mono_dll_path[MAX_PATH+16];
     WCHAR mono_lib_path[MAX_PATH+4], mono_etc_path[MAX_PATH+4];
     char mono_lib_path_a[MAX_PATH], mono_etc_path_a[MAX_PATH];
+    int aot_size;
+    char aot_setting[256];
     int trace_size;
     char trace_setting[256];
     int verbose_size;
@@ -239,6 +242,7 @@ static HRESULT load_mono(LPCWSTR mono_path)
 
         LOAD_OPT_MONO_FUNCTION(mono_callspec_set_assembly, NULL);
         LOAD_OPT_MONO_FUNCTION(mono_image_open_from_module_handle, image_open_module_handle_dummy);
+        LOAD_OPT_MONO_FUNCTION(mono_jit_set_aot_mode, NULL);
         LOAD_OPT_MONO_FUNCTION(mono_profiler_create, NULL);
         LOAD_OPT_MONO_FUNCTION(mono_profiler_install, NULL);
         LOAD_OPT_MONO_FUNCTION(mono_profiler_set_runtime_shutdown_begin_callback, NULL);
@@ -277,6 +281,30 @@ static HRESULT load_mono(LPCWSTR mono_path)
 
         mono_install_assembly_preload_hook(mono_assembly_preload_hook_fn, NULL);
 
+        aot_size = GetEnvironmentVariableA("WINE_MONO_AOT", aot_setting, sizeof(aot_setting));
+
+        if (aot_size)
+        {
+            MonoAotMode mode;
+            if (strcmp(aot_setting, "interp") == 0)
+                mode = MONO_AOT_MODE_INTERP_ONLY;
+            else if (strcmp(aot_setting, "none") == 0)
+                mode = MONO_AOT_MODE_NONE;
+            else
+            {
+                ERR("unknown WINE_MONO_AOT setting, valid settings are interp and none\n");
+                mode = MONO_AOT_MODE_NONE;
+            }
+            if (mono_jit_set_aot_mode != NULL)
+            {
+                mono_jit_set_aot_mode(mode);
+            }
+            else
+            {
+                ERR("mono_jit_set_aot_mode export not found\n");
+            }
+        }
+
         trace_size = GetEnvironmentVariableA("WINE_MONO_TRACE", trace_setting, sizeof(trace_setting));
 
         if (trace_size)
diff --git a/dlls/mscoree/mscoree_private.h b/dlls/mscoree/mscoree_private.h
index da587285cfe..69c30e5e3e0 100644
--- a/dlls/mscoree/mscoree_private.h
+++ b/dlls/mscoree/mscoree_private.h
@@ -147,6 +147,18 @@ typedef void (CDECL *MonoProfileFunc)(MonoProfiler *prof);
 
 typedef void (CDECL *MonoPrintCallback) (const char *string, INT is_stdout);
 
+typedef enum {
+    MONO_AOT_MODE_NONE,
+    MONO_AOT_MODE_NORMAL,
+    MONO_AOT_MODE_HYBRID,
+    MONO_AOT_MODE_FULL,
+    MONO_AOT_MODE_LLVMONLY,
+    MONO_AOT_MODE_INTERP,
+    MONO_AOT_MODE_INTERP_LLVMONLY,
+    MONO_AOT_MODE_LLVMONLY_INTERP,
+    MONO_AOT_MODE_INTERP_ONLY
+} MonoAotMode;
+
 extern BOOL is_mono_started DECLSPEC_HIDDEN;
 
 extern MonoImage* (CDECL *mono_assembly_get_image)(MonoAssembly *assembly) DECLSPEC_HIDDEN;