| 1 | /**************************************************************************/ |
| 2 | /* gdscript_vm.cpp */ |
| 3 | /**************************************************************************/ |
| 4 | /* This file is part of: */ |
| 5 | /* GODOT ENGINE */ |
| 6 | /* https://godotengine.org */ |
| 7 | /**************************************************************************/ |
| 8 | /* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */ |
| 9 | /* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */ |
| 10 | /* */ |
| 11 | /* Permission is hereby granted, free of charge, to any person obtaining */ |
| 12 | /* a copy of this software and associated documentation files (the */ |
| 13 | /* "Software"), to deal in the Software without restriction, including */ |
| 14 | /* without limitation the rights to use, copy, modify, merge, publish, */ |
| 15 | /* distribute, sublicense, and/or sell copies of the Software, and to */ |
| 16 | /* permit persons to whom the Software is furnished to do so, subject to */ |
| 17 | /* the following conditions: */ |
| 18 | /* */ |
| 19 | /* The above copyright notice and this permission notice shall be */ |
| 20 | /* included in all copies or substantial portions of the Software. */ |
| 21 | /* */ |
| 22 | /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ |
| 23 | /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ |
| 24 | /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */ |
| 25 | /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ |
| 26 | /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ |
| 27 | /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ |
| 28 | /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ |
| 29 | /**************************************************************************/ |
| 30 | |
| 31 | #include "gdscript.h" |
| 32 | #include "gdscript_function.h" |
| 33 | #include "gdscript_lambda_callable.h" |
| 34 | |
| 35 | #include "core/core_string_names.h" |
| 36 | #include "core/os/os.h" |
| 37 | |
| 38 | #ifdef DEBUG_ENABLED |
| 39 | static String _get_element_type(Variant::Type builtin_type, const StringName &native_type, const Ref<Script> &script_type) { |
| 40 | if (script_type.is_valid() && script_type->is_valid()) { |
| 41 | return GDScript::debug_get_script_name(script_type); |
| 42 | } else if (native_type != StringName()) { |
| 43 | return native_type.operator String(); |
| 44 | } else { |
| 45 | return Variant::get_type_name(builtin_type); |
| 46 | } |
| 47 | } |
| 48 | |
| 49 | static String _get_var_type(const Variant *p_var) { |
| 50 | String basestr; |
| 51 | |
| 52 | if (p_var->get_type() == Variant::OBJECT) { |
| 53 | bool was_freed; |
| 54 | Object *bobj = p_var->get_validated_object_with_check(was_freed); |
| 55 | if (!bobj) { |
| 56 | if (was_freed) { |
| 57 | basestr = "previously freed" ; |
| 58 | } else { |
| 59 | basestr = "null instance" ; |
| 60 | } |
| 61 | } else { |
| 62 | if (bobj->is_class_ptr(GDScriptNativeClass::get_class_ptr_static())) { |
| 63 | basestr = Object::cast_to<GDScriptNativeClass>(bobj)->get_name(); |
| 64 | } else { |
| 65 | basestr = bobj->get_class(); |
| 66 | if (bobj->get_script_instance()) { |
| 67 | basestr += " (" + GDScript::debug_get_script_name(bobj->get_script_instance()->get_script()) + ")" ; |
| 68 | } |
| 69 | } |
| 70 | } |
| 71 | |
| 72 | } else { |
| 73 | if (p_var->get_type() == Variant::ARRAY) { |
| 74 | basestr = "Array" ; |
| 75 | const Array *p_array = VariantInternal::get_array(p_var); |
| 76 | Variant::Type builtin_type = (Variant::Type)p_array->get_typed_builtin(); |
| 77 | if (builtin_type != Variant::NIL) { |
| 78 | basestr += "[" + _get_element_type(builtin_type, p_array->get_typed_class_name(), p_array->get_typed_script()) + "]" ; |
| 79 | } |
| 80 | } else { |
| 81 | basestr = Variant::get_type_name(p_var->get_type()); |
| 82 | } |
| 83 | } |
| 84 | |
| 85 | return basestr; |
| 86 | } |
| 87 | #endif // DEBUG_ENABLED |
| 88 | |
| 89 | Variant GDScriptFunction::_get_default_variant_for_data_type(const GDScriptDataType &p_data_type) { |
| 90 | if (p_data_type.kind == GDScriptDataType::BUILTIN) { |
| 91 | if (p_data_type.builtin_type == Variant::ARRAY) { |
| 92 | Array array; |
| 93 | // Typed array. |
| 94 | if (p_data_type.has_container_element_type()) { |
| 95 | const GDScriptDataType &element_type = p_data_type.get_container_element_type(); |
| 96 | array.set_typed(element_type.builtin_type, element_type.native_type, element_type.script_type); |
| 97 | } |
| 98 | |
| 99 | return array; |
| 100 | } else { |
| 101 | Callable::CallError ce; |
| 102 | Variant variant; |
| 103 | Variant::construct(p_data_type.builtin_type, variant, nullptr, 0, ce); |
| 104 | |
| 105 | ERR_FAIL_COND_V(ce.error != Callable::CallError::CALL_OK, Variant()); |
| 106 | |
| 107 | return variant; |
| 108 | } |
| 109 | } |
| 110 | |
| 111 | return Variant(); |
| 112 | } |
| 113 | |
| 114 | String GDScriptFunction::_get_call_error(const Callable::CallError &p_err, const String &p_where, const Variant **argptrs) const { |
| 115 | String err_text; |
| 116 | |
| 117 | if (p_err.error == Callable::CallError::CALL_ERROR_INVALID_ARGUMENT) { |
| 118 | int errorarg = p_err.argument; |
| 119 | ERR_FAIL_COND_V_MSG(errorarg < 0 || argptrs[errorarg] == nullptr, "GDScript bug (please report): Invalid CallError argument index or null pointer." , "Invalid CallError argument index or null pointer." ); |
| 120 | // Handle the Object to Object case separately as we don't have further class details. |
| 121 | #ifdef DEBUG_ENABLED |
| 122 | if (p_err.expected == Variant::OBJECT && argptrs[errorarg]->get_type() == p_err.expected) { |
| 123 | err_text = "Invalid type in " + p_where + ". The Object-derived class of argument " + itos(errorarg + 1) + " (" + _get_var_type(argptrs[errorarg]) + ") is not a subclass of the expected argument class." ; |
| 124 | } else if (p_err.expected == Variant::ARRAY && argptrs[errorarg]->get_type() == p_err.expected) { |
| 125 | err_text = "Invalid type in " + p_where + ". The array of argument " + itos(errorarg + 1) + " (" + _get_var_type(argptrs[errorarg]) + ") does not have the same element type as the expected typed array argument." ; |
| 126 | } else |
| 127 | #endif // DEBUG_ENABLED |
| 128 | { |
| 129 | err_text = "Invalid type in " + p_where + ". Cannot convert argument " + itos(errorarg + 1) + " from " + Variant::get_type_name(argptrs[errorarg]->get_type()) + " to " + Variant::get_type_name(Variant::Type(p_err.expected)) + "." ; |
| 130 | } |
| 131 | } else if (p_err.error == Callable::CallError::CALL_ERROR_TOO_MANY_ARGUMENTS) { |
| 132 | err_text = "Invalid call to " + p_where + ". Expected " + itos(p_err.expected) + " arguments." ; |
| 133 | } else if (p_err.error == Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS) { |
| 134 | err_text = "Invalid call to " + p_where + ". Expected " + itos(p_err.expected) + " arguments." ; |
| 135 | } else if (p_err.error == Callable::CallError::CALL_ERROR_INVALID_METHOD) { |
| 136 | err_text = "Invalid call. Nonexistent " + p_where + "." ; |
| 137 | } else if (p_err.error == Callable::CallError::CALL_ERROR_INSTANCE_IS_NULL) { |
| 138 | err_text = "Attempt to call " + p_where + " on a null instance." ; |
| 139 | } else if (p_err.error == Callable::CallError::CALL_ERROR_METHOD_NOT_CONST) { |
| 140 | err_text = "Attempt to call " + p_where + " on a const instance." ; |
| 141 | } else { |
| 142 | err_text = "Bug, call error: #" + itos(p_err.error); |
| 143 | } |
| 144 | |
| 145 | return err_text; |
| 146 | } |
| 147 | |
| 148 | void (*type_init_function_table[])(Variant *) = { |
| 149 | nullptr, // NIL (shouldn't be called). |
| 150 | &VariantInitializer<bool>::init, // BOOL. |
| 151 | &VariantInitializer<int64_t>::init, // INT. |
| 152 | &VariantInitializer<double>::init, // FLOAT. |
| 153 | &VariantInitializer<String>::init, // STRING. |
| 154 | &VariantInitializer<Vector2>::init, // VECTOR2. |
| 155 | &VariantInitializer<Vector2i>::init, // VECTOR2I. |
| 156 | &VariantInitializer<Rect2>::init, // RECT2. |
| 157 | &VariantInitializer<Rect2i>::init, // RECT2I. |
| 158 | &VariantInitializer<Vector3>::init, // VECTOR3. |
| 159 | &VariantInitializer<Vector3i>::init, // VECTOR3I. |
| 160 | &VariantInitializer<Transform2D>::init, // TRANSFORM2D. |
| 161 | &VariantInitializer<Vector4>::init, // VECTOR4. |
| 162 | &VariantInitializer<Vector4i>::init, // VECTOR4I. |
| 163 | &VariantInitializer<Plane>::init, // PLANE. |
| 164 | &VariantInitializer<Quaternion>::init, // QUATERNION. |
| 165 | &VariantInitializer<AABB>::init, // AABB. |
| 166 | &VariantInitializer<Basis>::init, // BASIS. |
| 167 | &VariantInitializer<Transform3D>::init, // TRANSFORM3D. |
| 168 | &VariantInitializer<Projection>::init, // PROJECTION. |
| 169 | &VariantInitializer<Color>::init, // COLOR. |
| 170 | &VariantInitializer<StringName>::init, // STRING_NAME. |
| 171 | &VariantInitializer<NodePath>::init, // NODE_PATH. |
| 172 | &VariantInitializer<RID>::init, // RID. |
| 173 | &VariantInitializer<Object *>::init, // OBJECT. |
| 174 | &VariantInitializer<Callable>::init, // CALLABLE. |
| 175 | &VariantInitializer<Signal>::init, // SIGNAL. |
| 176 | &VariantInitializer<Dictionary>::init, // DICTIONARY. |
| 177 | &VariantInitializer<Array>::init, // ARRAY. |
| 178 | &VariantInitializer<PackedByteArray>::init, // PACKED_BYTE_ARRAY. |
| 179 | &VariantInitializer<PackedInt32Array>::init, // PACKED_INT32_ARRAY. |
| 180 | &VariantInitializer<PackedInt64Array>::init, // PACKED_INT64_ARRAY. |
| 181 | &VariantInitializer<PackedFloat32Array>::init, // PACKED_FLOAT32_ARRAY. |
| 182 | &VariantInitializer<PackedFloat64Array>::init, // PACKED_FLOAT64_ARRAY. |
| 183 | &VariantInitializer<PackedStringArray>::init, // PACKED_STRING_ARRAY. |
| 184 | &VariantInitializer<PackedVector2Array>::init, // PACKED_VECTOR2_ARRAY. |
| 185 | &VariantInitializer<PackedVector3Array>::init, // PACKED_VECTOR3_ARRAY. |
| 186 | &VariantInitializer<PackedColorArray>::init, // PACKED_COLOR_ARRAY. |
| 187 | }; |
| 188 | |
| 189 | #if defined(__GNUC__) |
| 190 | #define OPCODES_TABLE \ |
| 191 | static const void *switch_table_ops[] = { \ |
| 192 | &&OPCODE_OPERATOR, \ |
| 193 | &&OPCODE_OPERATOR_VALIDATED, \ |
| 194 | &&OPCODE_TYPE_TEST_BUILTIN, \ |
| 195 | &&OPCODE_TYPE_TEST_ARRAY, \ |
| 196 | &&OPCODE_TYPE_TEST_NATIVE, \ |
| 197 | &&OPCODE_TYPE_TEST_SCRIPT, \ |
| 198 | &&OPCODE_SET_KEYED, \ |
| 199 | &&OPCODE_SET_KEYED_VALIDATED, \ |
| 200 | &&OPCODE_SET_INDEXED_VALIDATED, \ |
| 201 | &&OPCODE_GET_KEYED, \ |
| 202 | &&OPCODE_GET_KEYED_VALIDATED, \ |
| 203 | &&OPCODE_GET_INDEXED_VALIDATED, \ |
| 204 | &&OPCODE_SET_NAMED, \ |
| 205 | &&OPCODE_SET_NAMED_VALIDATED, \ |
| 206 | &&OPCODE_GET_NAMED, \ |
| 207 | &&OPCODE_GET_NAMED_VALIDATED, \ |
| 208 | &&OPCODE_SET_MEMBER, \ |
| 209 | &&OPCODE_GET_MEMBER, \ |
| 210 | &&OPCODE_SET_STATIC_VARIABLE, \ |
| 211 | &&OPCODE_GET_STATIC_VARIABLE, \ |
| 212 | &&OPCODE_ASSIGN, \ |
| 213 | &&OPCODE_ASSIGN_TRUE, \ |
| 214 | &&OPCODE_ASSIGN_FALSE, \ |
| 215 | &&OPCODE_ASSIGN_TYPED_BUILTIN, \ |
| 216 | &&OPCODE_ASSIGN_TYPED_ARRAY, \ |
| 217 | &&OPCODE_ASSIGN_TYPED_NATIVE, \ |
| 218 | &&OPCODE_ASSIGN_TYPED_SCRIPT, \ |
| 219 | &&OPCODE_CAST_TO_BUILTIN, \ |
| 220 | &&OPCODE_CAST_TO_NATIVE, \ |
| 221 | &&OPCODE_CAST_TO_SCRIPT, \ |
| 222 | &&OPCODE_CONSTRUCT, \ |
| 223 | &&OPCODE_CONSTRUCT_VALIDATED, \ |
| 224 | &&OPCODE_CONSTRUCT_ARRAY, \ |
| 225 | &&OPCODE_CONSTRUCT_TYPED_ARRAY, \ |
| 226 | &&OPCODE_CONSTRUCT_DICTIONARY, \ |
| 227 | &&OPCODE_CALL, \ |
| 228 | &&OPCODE_CALL_RETURN, \ |
| 229 | &&OPCODE_CALL_ASYNC, \ |
| 230 | &&OPCODE_CALL_UTILITY, \ |
| 231 | &&OPCODE_CALL_UTILITY_VALIDATED, \ |
| 232 | &&OPCODE_CALL_GDSCRIPT_UTILITY, \ |
| 233 | &&OPCODE_CALL_BUILTIN_TYPE_VALIDATED, \ |
| 234 | &&OPCODE_CALL_SELF_BASE, \ |
| 235 | &&OPCODE_CALL_METHOD_BIND, \ |
| 236 | &&OPCODE_CALL_METHOD_BIND_RET, \ |
| 237 | &&OPCODE_CALL_BUILTIN_STATIC, \ |
| 238 | &&OPCODE_CALL_NATIVE_STATIC, \ |
| 239 | &&OPCODE_CALL_PTRCALL_NO_RETURN, \ |
| 240 | &&OPCODE_CALL_PTRCALL_BOOL, \ |
| 241 | &&OPCODE_CALL_PTRCALL_INT, \ |
| 242 | &&OPCODE_CALL_PTRCALL_FLOAT, \ |
| 243 | &&OPCODE_CALL_PTRCALL_STRING, \ |
| 244 | &&OPCODE_CALL_PTRCALL_VECTOR2, \ |
| 245 | &&OPCODE_CALL_PTRCALL_VECTOR2I, \ |
| 246 | &&OPCODE_CALL_PTRCALL_RECT2, \ |
| 247 | &&OPCODE_CALL_PTRCALL_RECT2I, \ |
| 248 | &&OPCODE_CALL_PTRCALL_VECTOR3, \ |
| 249 | &&OPCODE_CALL_PTRCALL_VECTOR3I, \ |
| 250 | &&OPCODE_CALL_PTRCALL_TRANSFORM2D, \ |
| 251 | &&OPCODE_CALL_PTRCALL_VECTOR4, \ |
| 252 | &&OPCODE_CALL_PTRCALL_VECTOR4I, \ |
| 253 | &&OPCODE_CALL_PTRCALL_PLANE, \ |
| 254 | &&OPCODE_CALL_PTRCALL_QUATERNION, \ |
| 255 | &&OPCODE_CALL_PTRCALL_AABB, \ |
| 256 | &&OPCODE_CALL_PTRCALL_BASIS, \ |
| 257 | &&OPCODE_CALL_PTRCALL_TRANSFORM3D, \ |
| 258 | &&OPCODE_CALL_PTRCALL_PROJECTION, \ |
| 259 | &&OPCODE_CALL_PTRCALL_COLOR, \ |
| 260 | &&OPCODE_CALL_PTRCALL_STRING_NAME, \ |
| 261 | &&OPCODE_CALL_PTRCALL_NODE_PATH, \ |
| 262 | &&OPCODE_CALL_PTRCALL_RID, \ |
| 263 | &&OPCODE_CALL_PTRCALL_OBJECT, \ |
| 264 | &&OPCODE_CALL_PTRCALL_CALLABLE, \ |
| 265 | &&OPCODE_CALL_PTRCALL_SIGNAL, \ |
| 266 | &&OPCODE_CALL_PTRCALL_DICTIONARY, \ |
| 267 | &&OPCODE_CALL_PTRCALL_ARRAY, \ |
| 268 | &&OPCODE_CALL_PTRCALL_PACKED_BYTE_ARRAY, \ |
| 269 | &&OPCODE_CALL_PTRCALL_PACKED_INT32_ARRAY, \ |
| 270 | &&OPCODE_CALL_PTRCALL_PACKED_INT64_ARRAY, \ |
| 271 | &&OPCODE_CALL_PTRCALL_PACKED_FLOAT32_ARRAY, \ |
| 272 | &&OPCODE_CALL_PTRCALL_PACKED_FLOAT64_ARRAY, \ |
| 273 | &&OPCODE_CALL_PTRCALL_PACKED_STRING_ARRAY, \ |
| 274 | &&OPCODE_CALL_PTRCALL_PACKED_VECTOR2_ARRAY, \ |
| 275 | &&OPCODE_CALL_PTRCALL_PACKED_VECTOR3_ARRAY, \ |
| 276 | &&OPCODE_CALL_PTRCALL_PACKED_COLOR_ARRAY, \ |
| 277 | &&OPCODE_AWAIT, \ |
| 278 | &&OPCODE_AWAIT_RESUME, \ |
| 279 | &&OPCODE_CREATE_LAMBDA, \ |
| 280 | &&OPCODE_CREATE_SELF_LAMBDA, \ |
| 281 | &&OPCODE_JUMP, \ |
| 282 | &&OPCODE_JUMP_IF, \ |
| 283 | &&OPCODE_JUMP_IF_NOT, \ |
| 284 | &&OPCODE_JUMP_TO_DEF_ARGUMENT, \ |
| 285 | &&OPCODE_JUMP_IF_SHARED, \ |
| 286 | &&OPCODE_RETURN, \ |
| 287 | &&OPCODE_RETURN_TYPED_BUILTIN, \ |
| 288 | &&OPCODE_RETURN_TYPED_ARRAY, \ |
| 289 | &&OPCODE_RETURN_TYPED_NATIVE, \ |
| 290 | &&OPCODE_RETURN_TYPED_SCRIPT, \ |
| 291 | &&OPCODE_ITERATE_BEGIN, \ |
| 292 | &&OPCODE_ITERATE_BEGIN_INT, \ |
| 293 | &&OPCODE_ITERATE_BEGIN_FLOAT, \ |
| 294 | &&OPCODE_ITERATE_BEGIN_VECTOR2, \ |
| 295 | &&OPCODE_ITERATE_BEGIN_VECTOR2I, \ |
| 296 | &&OPCODE_ITERATE_BEGIN_VECTOR3, \ |
| 297 | &&OPCODE_ITERATE_BEGIN_VECTOR3I, \ |
| 298 | &&OPCODE_ITERATE_BEGIN_STRING, \ |
| 299 | &&OPCODE_ITERATE_BEGIN_DICTIONARY, \ |
| 300 | &&OPCODE_ITERATE_BEGIN_ARRAY, \ |
| 301 | &&OPCODE_ITERATE_BEGIN_PACKED_BYTE_ARRAY, \ |
| 302 | &&OPCODE_ITERATE_BEGIN_PACKED_INT32_ARRAY, \ |
| 303 | &&OPCODE_ITERATE_BEGIN_PACKED_INT64_ARRAY, \ |
| 304 | &&OPCODE_ITERATE_BEGIN_PACKED_FLOAT32_ARRAY, \ |
| 305 | &&OPCODE_ITERATE_BEGIN_PACKED_FLOAT64_ARRAY, \ |
| 306 | &&OPCODE_ITERATE_BEGIN_PACKED_STRING_ARRAY, \ |
| 307 | &&OPCODE_ITERATE_BEGIN_PACKED_VECTOR2_ARRAY, \ |
| 308 | &&OPCODE_ITERATE_BEGIN_PACKED_VECTOR3_ARRAY, \ |
| 309 | &&OPCODE_ITERATE_BEGIN_PACKED_COLOR_ARRAY, \ |
| 310 | &&OPCODE_ITERATE_BEGIN_OBJECT, \ |
| 311 | &&OPCODE_ITERATE, \ |
| 312 | &&OPCODE_ITERATE_INT, \ |
| 313 | &&OPCODE_ITERATE_FLOAT, \ |
| 314 | &&OPCODE_ITERATE_VECTOR2, \ |
| 315 | &&OPCODE_ITERATE_VECTOR2I, \ |
| 316 | &&OPCODE_ITERATE_VECTOR3, \ |
| 317 | &&OPCODE_ITERATE_VECTOR3I, \ |
| 318 | &&OPCODE_ITERATE_STRING, \ |
| 319 | &&OPCODE_ITERATE_DICTIONARY, \ |
| 320 | &&OPCODE_ITERATE_ARRAY, \ |
| 321 | &&OPCODE_ITERATE_PACKED_BYTE_ARRAY, \ |
| 322 | &&OPCODE_ITERATE_PACKED_INT32_ARRAY, \ |
| 323 | &&OPCODE_ITERATE_PACKED_INT64_ARRAY, \ |
| 324 | &&OPCODE_ITERATE_PACKED_FLOAT32_ARRAY, \ |
| 325 | &&OPCODE_ITERATE_PACKED_FLOAT64_ARRAY, \ |
| 326 | &&OPCODE_ITERATE_PACKED_STRING_ARRAY, \ |
| 327 | &&OPCODE_ITERATE_PACKED_VECTOR2_ARRAY, \ |
| 328 | &&OPCODE_ITERATE_PACKED_VECTOR3_ARRAY, \ |
| 329 | &&OPCODE_ITERATE_PACKED_COLOR_ARRAY, \ |
| 330 | &&OPCODE_ITERATE_OBJECT, \ |
| 331 | &&OPCODE_STORE_GLOBAL, \ |
| 332 | &&OPCODE_STORE_NAMED_GLOBAL, \ |
| 333 | &&OPCODE_TYPE_ADJUST_BOOL, \ |
| 334 | &&OPCODE_TYPE_ADJUST_INT, \ |
| 335 | &&OPCODE_TYPE_ADJUST_FLOAT, \ |
| 336 | &&OPCODE_TYPE_ADJUST_STRING, \ |
| 337 | &&OPCODE_TYPE_ADJUST_VECTOR2, \ |
| 338 | &&OPCODE_TYPE_ADJUST_VECTOR2I, \ |
| 339 | &&OPCODE_TYPE_ADJUST_RECT2, \ |
| 340 | &&OPCODE_TYPE_ADJUST_RECT2I, \ |
| 341 | &&OPCODE_TYPE_ADJUST_VECTOR3, \ |
| 342 | &&OPCODE_TYPE_ADJUST_VECTOR3I, \ |
| 343 | &&OPCODE_TYPE_ADJUST_TRANSFORM2D, \ |
| 344 | &&OPCODE_TYPE_ADJUST_VECTOR4, \ |
| 345 | &&OPCODE_TYPE_ADJUST_VECTOR4I, \ |
| 346 | &&OPCODE_TYPE_ADJUST_PLANE, \ |
| 347 | &&OPCODE_TYPE_ADJUST_QUATERNION, \ |
| 348 | &&OPCODE_TYPE_ADJUST_AABB, \ |
| 349 | &&OPCODE_TYPE_ADJUST_BASIS, \ |
| 350 | &&OPCODE_TYPE_ADJUST_TRANSFORM3D, \ |
| 351 | &&OPCODE_TYPE_ADJUST_PROJECTION, \ |
| 352 | &&OPCODE_TYPE_ADJUST_COLOR, \ |
| 353 | &&OPCODE_TYPE_ADJUST_STRING_NAME, \ |
| 354 | &&OPCODE_TYPE_ADJUST_NODE_PATH, \ |
| 355 | &&OPCODE_TYPE_ADJUST_RID, \ |
| 356 | &&OPCODE_TYPE_ADJUST_OBJECT, \ |
| 357 | &&OPCODE_TYPE_ADJUST_CALLABLE, \ |
| 358 | &&OPCODE_TYPE_ADJUST_SIGNAL, \ |
| 359 | &&OPCODE_TYPE_ADJUST_DICTIONARY, \ |
| 360 | &&OPCODE_TYPE_ADJUST_ARRAY, \ |
| 361 | &&OPCODE_TYPE_ADJUST_PACKED_BYTE_ARRAY, \ |
| 362 | &&OPCODE_TYPE_ADJUST_PACKED_INT32_ARRAY, \ |
| 363 | &&OPCODE_TYPE_ADJUST_PACKED_INT64_ARRAY, \ |
| 364 | &&OPCODE_TYPE_ADJUST_PACKED_FLOAT32_ARRAY, \ |
| 365 | &&OPCODE_TYPE_ADJUST_PACKED_FLOAT64_ARRAY, \ |
| 366 | &&OPCODE_TYPE_ADJUST_PACKED_STRING_ARRAY, \ |
| 367 | &&OPCODE_TYPE_ADJUST_PACKED_VECTOR2_ARRAY, \ |
| 368 | &&OPCODE_TYPE_ADJUST_PACKED_VECTOR3_ARRAY, \ |
| 369 | &&OPCODE_TYPE_ADJUST_PACKED_COLOR_ARRAY, \ |
| 370 | &&OPCODE_ASSERT, \ |
| 371 | &&OPCODE_BREAKPOINT, \ |
| 372 | &&OPCODE_LINE, \ |
| 373 | &&OPCODE_END \ |
| 374 | }; \ |
| 375 | static_assert((sizeof(switch_table_ops) / sizeof(switch_table_ops[0]) == (OPCODE_END + 1)), "Opcodes in jump table aren't the same as opcodes in enum."); |
| 376 | |
| 377 | #define OPCODE(m_op) \ |
| 378 | m_op: |
| 379 | #define OPCODE_WHILE(m_test) |
| 380 | #define OPCODES_END \ |
| 381 | OPSEXIT: |
| 382 | #define OPCODES_OUT \ |
| 383 | OPSOUT: |
| 384 | #define OPCODE_SWITCH(m_test) goto *switch_table_ops[m_test]; |
| 385 | #ifdef DEBUG_ENABLED |
| 386 | #define DISPATCH_OPCODE \ |
| 387 | last_opcode = _code_ptr[ip]; \ |
| 388 | goto *switch_table_ops[last_opcode] |
| 389 | #else |
| 390 | #define DISPATCH_OPCODE goto *switch_table_ops[_code_ptr[ip]] |
| 391 | #endif |
| 392 | #define OPCODE_BREAK goto OPSEXIT |
| 393 | #define OPCODE_OUT goto OPSOUT |
| 394 | #else |
| 395 | #define OPCODES_TABLE |
| 396 | #define OPCODE(m_op) case m_op: |
| 397 | #define OPCODE_WHILE(m_test) while (m_test) |
| 398 | #define OPCODES_END |
| 399 | #define OPCODES_OUT |
| 400 | #define DISPATCH_OPCODE continue |
| 401 | #define OPCODE_SWITCH(m_test) switch (m_test) |
| 402 | #define OPCODE_BREAK break |
| 403 | #define OPCODE_OUT break |
| 404 | #endif |
| 405 | |
| 406 | // Helpers for VariantInternal methods in macros. |
| 407 | #define OP_GET_BOOL get_bool |
| 408 | #define OP_GET_INT get_int |
| 409 | #define OP_GET_FLOAT get_float |
| 410 | #define OP_GET_VECTOR2 get_vector2 |
| 411 | #define OP_GET_VECTOR2I get_vector2i |
| 412 | #define OP_GET_VECTOR3 get_vector3 |
| 413 | #define OP_GET_VECTOR3I get_vector3i |
| 414 | #define OP_GET_RECT2 get_rect2 |
| 415 | #define OP_GET_VECTOR4 get_vector4 |
| 416 | #define OP_GET_VECTOR4I get_vector4i |
| 417 | #define OP_GET_RECT2I get_rect2i |
| 418 | #define OP_GET_QUATERNION get_quaternion |
| 419 | #define OP_GET_COLOR get_color |
| 420 | #define OP_GET_STRING get_string |
| 421 | #define OP_GET_STRING_NAME get_string_name |
| 422 | #define OP_GET_NODE_PATH get_node_path |
| 423 | #define OP_GET_CALLABLE get_callable |
| 424 | #define OP_GET_SIGNAL get_signal |
| 425 | #define OP_GET_ARRAY get_array |
| 426 | #define OP_GET_DICTIONARY get_dictionary |
| 427 | #define OP_GET_PACKED_BYTE_ARRAY get_byte_array |
| 428 | #define OP_GET_PACKED_INT32_ARRAY get_int32_array |
| 429 | #define OP_GET_PACKED_INT64_ARRAY get_int64_array |
| 430 | #define OP_GET_PACKED_FLOAT32_ARRAY get_float32_array |
| 431 | #define OP_GET_PACKED_FLOAT64_ARRAY get_float64_array |
| 432 | #define OP_GET_PACKED_STRING_ARRAY get_string_array |
| 433 | #define OP_GET_PACKED_VECTOR2_ARRAY get_vector2_array |
| 434 | #define OP_GET_PACKED_VECTOR3_ARRAY get_vector3_array |
| 435 | #define OP_GET_PACKED_COLOR_ARRAY get_color_array |
| 436 | #define OP_GET_TRANSFORM3D get_transform |
| 437 | #define OP_GET_TRANSFORM2D get_transform2d |
| 438 | #define OP_GET_PROJECTION get_projection |
| 439 | #define OP_GET_PLANE get_plane |
| 440 | #define OP_GET_AABB get_aabb |
| 441 | #define OP_GET_BASIS get_basis |
| 442 | #define OP_GET_RID get_rid |
| 443 | |
| 444 | #define METHOD_CALL_ON_NULL_VALUE_ERROR(method_pointer) "Cannot call method '" + (method_pointer)->get_name() + "' on a null value." |
| 445 | #define METHOD_CALL_ON_FREED_INSTANCE_ERROR(method_pointer) "Cannot call method '" + (method_pointer)->get_name() + "' on a previously freed instance." |
| 446 | |
| 447 | Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_args, int p_argcount, Callable::CallError &r_err, CallState *p_state) { |
| 448 | OPCODES_TABLE; |
| 449 | |
| 450 | if (!_code_ptr) { |
| 451 | return _get_default_variant_for_data_type(return_type); |
| 452 | } |
| 453 | |
| 454 | r_err.error = Callable::CallError::CALL_OK; |
| 455 | |
| 456 | static thread_local int call_depth = 0; |
| 457 | if (unlikely(++call_depth > MAX_CALL_DEPTH)) { |
| 458 | call_depth--; |
| 459 | #ifdef DEBUG_ENABLED |
| 460 | String err_file; |
| 461 | if (p_instance && ObjectDB::get_instance(p_instance->owner_id) != nullptr && p_instance->script->is_valid() && !p_instance->script->path.is_empty()) { |
| 462 | err_file = p_instance->script->path; |
| 463 | } else if (_script) { |
| 464 | err_file = _script->path; |
| 465 | } |
| 466 | if (err_file.is_empty()) { |
| 467 | err_file = "<built-in>" ; |
| 468 | } |
| 469 | String err_func = name; |
| 470 | if (p_instance && ObjectDB::get_instance(p_instance->owner_id) != nullptr && p_instance->script->is_valid() && p_instance->script->local_name != StringName()) { |
| 471 | err_func = p_instance->script->local_name.operator String() + "." + err_func; |
| 472 | } |
| 473 | int err_line = _initial_line; |
| 474 | const char *err_text = "Stack overflow. Check for infinite recursion in your script." ; |
| 475 | if (!GDScriptLanguage::get_singleton()->debug_break(err_text, false)) { |
| 476 | // Debugger break did not happen. |
| 477 | _err_print_error(err_func.utf8().get_data(), err_file.utf8().get_data(), err_line, err_text, false, ERR_HANDLER_SCRIPT); |
| 478 | } |
| 479 | #endif |
| 480 | return _get_default_variant_for_data_type(return_type); |
| 481 | } |
| 482 | |
| 483 | Variant retvalue; |
| 484 | Variant *stack = nullptr; |
| 485 | Variant **instruction_args = nullptr; |
| 486 | const void **call_args_ptr = nullptr; |
| 487 | int defarg = 0; |
| 488 | |
| 489 | #ifdef DEBUG_ENABLED |
| 490 | |
| 491 | //GDScriptLanguage::get_singleton()->calls++; |
| 492 | |
| 493 | #endif |
| 494 | |
| 495 | uint32_t alloca_size = 0; |
| 496 | GDScript *script; |
| 497 | int ip = 0; |
| 498 | int line = _initial_line; |
| 499 | |
| 500 | if (p_state) { |
| 501 | //use existing (supplied) state (awaited) |
| 502 | stack = (Variant *)p_state->stack.ptr(); |
| 503 | instruction_args = (Variant **)&p_state->stack.ptr()[sizeof(Variant) * p_state->stack_size]; //ptr() to avoid bounds check |
| 504 | line = p_state->line; |
| 505 | ip = p_state->ip; |
| 506 | alloca_size = p_state->stack.size(); |
| 507 | script = p_state->script; |
| 508 | p_instance = p_state->instance; |
| 509 | defarg = p_state->defarg; |
| 510 | |
| 511 | } else { |
| 512 | if (p_argcount != _argument_count) { |
| 513 | if (p_argcount > _argument_count) { |
| 514 | r_err.error = Callable::CallError::CALL_ERROR_TOO_MANY_ARGUMENTS; |
| 515 | r_err.expected = _argument_count; |
| 516 | |
| 517 | call_depth--; |
| 518 | return _get_default_variant_for_data_type(return_type); |
| 519 | } else if (p_argcount < _argument_count - _default_arg_count) { |
| 520 | r_err.error = Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS; |
| 521 | r_err.expected = _argument_count - _default_arg_count; |
| 522 | call_depth--; |
| 523 | return _get_default_variant_for_data_type(return_type); |
| 524 | } else { |
| 525 | defarg = _argument_count - p_argcount; |
| 526 | } |
| 527 | } |
| 528 | |
| 529 | // Add 3 here for self, class, and nil. |
| 530 | alloca_size = sizeof(Variant *) * 3 + sizeof(Variant *) * _instruction_args_size + sizeof(Variant) * _stack_size; |
| 531 | |
| 532 | uint8_t *aptr = (uint8_t *)alloca(alloca_size); |
| 533 | stack = (Variant *)aptr; |
| 534 | |
| 535 | for (int i = 0; i < p_argcount; i++) { |
| 536 | if (!argument_types[i].has_type) { |
| 537 | memnew_placement(&stack[i + 3], Variant(*p_args[i])); |
| 538 | continue; |
| 539 | } |
| 540 | // If types already match, don't call Variant::construct(). Constructors of some types |
| 541 | // (e.g. packed arrays) do copies, whereas they pass by reference when inside a Variant. |
| 542 | if (argument_types[i].is_type(*p_args[i], false)) { |
| 543 | memnew_placement(&stack[i + 3], Variant(*p_args[i])); |
| 544 | continue; |
| 545 | } |
| 546 | if (!argument_types[i].is_type(*p_args[i], true)) { |
| 547 | r_err.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT; |
| 548 | r_err.argument = i; |
| 549 | r_err.expected = argument_types[i].builtin_type; |
| 550 | call_depth--; |
| 551 | return _get_default_variant_for_data_type(return_type); |
| 552 | } |
| 553 | if (argument_types[i].kind == GDScriptDataType::BUILTIN) { |
| 554 | Variant arg; |
| 555 | Variant::construct(argument_types[i].builtin_type, arg, &p_args[i], 1, r_err); |
| 556 | memnew_placement(&stack[i + 3], Variant(arg)); |
| 557 | } else { |
| 558 | memnew_placement(&stack[i + 3], Variant(*p_args[i])); |
| 559 | } |
| 560 | } |
| 561 | for (int i = p_argcount + 3; i < _stack_size; i++) { |
| 562 | memnew_placement(&stack[i], Variant); |
| 563 | } |
| 564 | |
| 565 | if (_instruction_args_size) { |
| 566 | instruction_args = (Variant **)&aptr[sizeof(Variant) * _stack_size]; |
| 567 | } else { |
| 568 | instruction_args = nullptr; |
| 569 | } |
| 570 | |
| 571 | for (const KeyValue<int, Variant::Type> &E : temporary_slots) { |
| 572 | type_init_function_table[E.value](&stack[E.key]); |
| 573 | } |
| 574 | } |
| 575 | |
| 576 | if (_ptrcall_args_size) { |
| 577 | call_args_ptr = (const void **)alloca(_ptrcall_args_size * sizeof(void *)); |
| 578 | } else { |
| 579 | call_args_ptr = nullptr; |
| 580 | } |
| 581 | |
| 582 | if (p_instance) { |
| 583 | memnew_placement(&stack[ADDR_STACK_SELF], Variant(p_instance->owner)); |
| 584 | script = p_instance->script.ptr(); |
| 585 | } else { |
| 586 | memnew_placement(&stack[ADDR_STACK_SELF], Variant); |
| 587 | script = _script; |
| 588 | } |
| 589 | memnew_placement(&stack[ADDR_STACK_CLASS], Variant(script)); |
| 590 | memnew_placement(&stack[ADDR_STACK_NIL], Variant); |
| 591 | |
| 592 | String err_text; |
| 593 | |
| 594 | #ifdef DEBUG_ENABLED |
| 595 | |
| 596 | if (EngineDebugger::is_active()) { |
| 597 | GDScriptLanguage::get_singleton()->enter_function(p_instance, this, stack, &ip, &line); |
| 598 | } |
| 599 | |
| 600 | #define GD_ERR_BREAK(m_cond) \ |
| 601 | { \ |
| 602 | if (unlikely(m_cond)) { \ |
| 603 | _err_print_error(FUNCTION_STR, __FILE__, __LINE__, "Condition ' " _STR(m_cond) " ' is true. Breaking..:"); \ |
| 604 | OPCODE_BREAK; \ |
| 605 | } \ |
| 606 | } |
| 607 | |
| 608 | #define CHECK_SPACE(m_space) \ |
| 609 | GD_ERR_BREAK((ip + m_space) > _code_size) |
| 610 | |
| 611 | #define GET_VARIANT_PTR(m_v, m_code_ofs) \ |
| 612 | Variant *m_v; \ |
| 613 | { \ |
| 614 | int |
|---|