32 lines
904 B
JavaScript
32 lines
904 B
JavaScript
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// Copyright 2021 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --allow-natives-syntax --turbo-inline-js-wasm-calls
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d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
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// Instantiate a module that exports an imported function
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// (module
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// (func $import0 (import "e" "f"))
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// (export "f" (func $import0))
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// )
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const builder = new WasmModuleBuilder();
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const sig_index = builder.addType(kSig_v_v);
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builder.addImport('e', 'f', sig_index);
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builder.addExport('f', 0);
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let instance = builder.instantiate(
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{e: {f: function() {}}}
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);
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// Invoke the JS function exported by the Wasm module
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const f = instance.exports['f'];
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function invoke_vv(index) {
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return f();
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}
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%PrepareFunctionForOptimization(invoke_vv);
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invoke_vv(0);
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%OptimizeFunctionOnNextCall(invoke_vv);
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invoke_vv(0);
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