Function Global

lib/wasm-sync/WebAssemblyGenerator.js:211–239

* Processes the provided path. * @param {NodePath<Global>} path path

(path)

		 * @param {NodePath<Global>} path path
		 */
		Global(path) {
			const { node } = path;
			const [init] = node.init;

			if (init.id === "get_global") {
				node.globalType.mutability = "var";

				const initialGlobalIdx = init.args[0];

				node.init = [
					createDefaultInitForGlobal(node.globalType),
					t.instruction("end")
				];

				additionalInitCode.push(
					/**
					 * get_global in global initializer only works for imported globals.
					 * They have the same indices as the init params, so use the
					 * same index.
					 */
					t.instruction("get_local", [initialGlobalIdx]),
					t.instruction("set_global", [t.indexLiteral(newGlobals.length)])
				);
			}

			newGlobals.push(node);

			path.remove();
		}
	});

	// Add global declaration instructions