Examples with WasmGlobal org.graalvm.wasm.globals.WasmGlobal used on opensource projects

Example 6 with WasmGlobal

use of org.graalvm.wasm.globals.WasmGlobal in project graal by oracle.

the class WasmJsApiSuite method checkInstantiateWithImportGlobal.

private static void checkInstantiateWithImportGlobal(byte[] binaryWithGlobalImport, String globalType, Object globalValue) throws IOException {
    runTest(context -> {
        final WebAssembly wasm = new WebAssembly(context);
        final WasmGlobal global = WebAssembly.globalAlloc(ValueType.valueOf(globalType), false, globalValue);
        Dictionary importObject = Dictionary.create(new Object[] { "host", Dictionary.create(new Object[] { "defaultGlobal", global }) });
        final WasmInstance instance = moduleInstantiate(wasm, binaryWithGlobalImport, importObject);
        try {
            InteropLibrary interop = InteropLibrary.getUncached();
            final Object readGlobal1 = WebAssembly.instanceExport(instance, "readGlobal1");
            final Object readGlobal2 = WebAssembly.instanceExport(instance, "readGlobal2");
            final Object result1 = interop.execute(readGlobal1);
            final Object result2 = interop.execute(readGlobal2);
            Assert.assertEquals("Must be " + globalValue + " initially.", globalValue, result1);
            Assert.assertEquals("Must be " + globalValue + " initially.", globalValue, result2);
        } catch (InteropException e) {
            throw new RuntimeException(e);
        }
    });
}

Example 7 with WasmGlobal

use of org.graalvm.wasm.globals.WasmGlobal in project graal by oracle.

the class WasmJsApiSuite method testGlobalEmbedderData.

@Test
public void testGlobalEmbedderData() throws IOException {
    runTest(context -> {
        WasmGlobal global = WebAssembly.globalAlloc(ValueType.i32, false, 0);
        checkEmbedderData(global);
    });
}

Example 8 with WasmGlobal

use of org.graalvm.wasm.globals.WasmGlobal in project graal by oracle.

the class ImportModule method createInstance.

@Override
protected WasmInstance createInstance(WasmLanguage language, WasmContext context, String name) {
    WasmInstance instance = new WasmInstance(context, WasmModule.createBuiltin(name), functions.size());
    for (Map.Entry<String, Pair<WasmFunction, Object>> entry : functions.entrySet()) {
        final String functionName = entry.getKey();
        final Pair<WasmFunction, Object> info = entry.getValue();
        final WasmFunction function = info.getLeft();
        final SymbolTable.FunctionType type = function.type();
        if (info.getRight() instanceof WasmFunctionInstance) {
            defineExportedFunction(instance, functionName, type.paramTypes(), type.returnTypes(), (WasmFunctionInstance) info.getRight());
        } else {
            defineFunction(instance, functionName, type.paramTypes(), type.returnTypes(), new ExecuteInParentContextNode(context.language(), instance, info.getRight()));
        }
    }
    for (Map.Entry<String, WasmMemory> entry : memories.entrySet()) {
        final String memoryName = entry.getKey();
        final WasmMemory memory = entry.getValue();
        defineExternalMemory(instance, memoryName, memory);
    }
    for (Map.Entry<String, WasmTable> entry : tables.entrySet()) {
        final String tableName = entry.getKey();
        final WasmTable table = entry.getValue();
        defineExternalTable(instance, tableName, table);
    }
    for (Map.Entry<String, WasmGlobal> entry : globals.entrySet()) {
        final String globalName = entry.getKey();
        final WasmGlobal global = entry.getValue();
        defineExternalGlobal(instance, globalName, global);
    }
    return instance;
}