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Merge pull request #21 from godotengine/mono-patch-hook-wasm-m2n

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WASM: Add patch to let Godot provide its own m2n trampolines
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Ignacio Roldán Etcheverry 2020-12-05 01:05:42 +01:00 committed by GitHub
commit 767b8e2ada
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1 changed files with 52 additions and 0 deletions
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files/patches/wasn_m2n_trampolines_hook.diff Normal file
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@ -0,0 +1,52 @@
diff --git a/mono/mini/aot-runtime-wasm.c b/mono/mini/aot-runtime-wasm.c
index ccc5a26510c..2f7001be00b 100644
--- a/mono/mini/aot-runtime-wasm.c
+++ b/mono/mini/aot-runtime-wasm.c
@@ -112,6 +112,22 @@ mono_wasm_interp_to_native_trampoline (void *target_func, InterpMethodArguments
icall_trampoline_dispatch (cookie, target_func, margs);
}
+typedef mono_bool (*GodotMonoM2nIcallTrampolineDispatch)(const char *cookie, void *target_func, InterpMethodArguments *margs);
+
+GodotMonoM2nIcallTrampolineDispatch m2n_icall_trampoline_dispatch_hook = NULL;
+
+GodotMonoM2nIcallTrampolineDispatch
+godot_mono_get_m2n_icall_trampoline_dispatch_hook (void)
+{
+ return m2n_icall_trampoline_dispatch_hook;
+}
+
+MONO_API void
+godot_mono_register_m2n_icall_trampoline_dispatch_hook (GodotMonoM2nIcallTrampolineDispatch hook)
+{
+ m2n_icall_trampoline_dispatch_hook = hook;
+}
+
#else /* TARGET_WASM */
MONO_EMPTY_SOURCE_FILE (aot_runtime_wasm);
diff --git a/mono/mini/wasm_m2n_invoke.g.h b/mono/mini/wasm_m2n_invoke.g.h
index aea7e9698ad..3bb715f9fd8 100644
--- a/mono/mini/wasm_m2n_invoke.g.h
+++ b/mono/mini/wasm_m2n_invoke.g.h
@@ -1017,6 +1017,10 @@ wasm_invoke_vil (void *target_func, InterpMethodArguments *margs)
}
+typedef mono_bool (*GodotMonoM2nIcallTrampolineDispatch)(const char *cookie, void *target_func, InterpMethodArguments *margs);
+
+GodotMonoM2nIcallTrampolineDispatch godot_mono_get_m2n_icall_trampoline_dispatch_hook (void);
+
static void
icall_trampoline_dispatch (const char *cookie, void *target_func, InterpMethodArguments *margs)
{
@@ -1820,5 +1824,9 @@ icall_trampoline_dispatch (const char *cookie, void *target_func, InterpMethodAr
}
}
}
+ GodotMonoM2nIcallTrampolineDispatch trampoline_dispatch_hook = godot_mono_get_m2n_icall_trampoline_dispatch_hook ();
+ if (trampoline_dispatch_hook != NULL && trampoline_dispatch_hook (cookie, target_func, margs)) {
+ return;
+ }
g_error ("CANNOT HANDLE COOKIE %s\n", cookie);
}