[mono] Disable few quaternion intrinsics

For * and / operators as these are not the same as vector operations. Opened #82408 to implement correct ones in future.
dotnet · radekdoulik · Mar 1, 2023 · Jan 18, 2023 · Jan 18, 2023 · Jan 19, 2023
commit 143a73bcd33aa32aa5fa0c28ae524251f2d396d6
@@ -2112,10 +2112,15 @@ emit_vector_2_3_4 (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *f
 	case SN_op_Multiply:
 	case SN_op_Subtraction:
 	case SN_Max:
-	case SN_Min:
+	case SN_Min: {
+		const char *klass_name = m_class_get_name (klass);
+		// FIXME https://github.com/dotnet/runtime/issues/82408
+		if (!strcmp (klass_name, "Quaternion") && (id == SN_op_Multiply || id == SN_Multiply || id == SN_op_Division || id == SN_Divide))
+			return NULL;
 		if (!(!fsig->hasthis && fsig->param_count == 2 && mono_metadata_type_equal (fsig->ret, type) && mono_metadata_type_equal (fsig->params [0], type) && mono_metadata_type_equal (fsig->params [1], type)))
 			return NULL;
 		return emit_simd_ins_for_binary_op (cfg, klass, fsig, args, MONO_TYPE_R4, id);
+	}
 	case SN_Dot: {
 #if defined(TARGET_ARM64) || defined(TARGET_WASM)
 		int instc0 = OP_FMUL;