2024-08-14 20:41:00 +02:00
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// Copyright 2024 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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2025-04-29 08:03:15 +02:00
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// Flags: --wasm-staging
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2024-08-14 20:41:00 +02:00
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d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
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let kSig_i_w = makeSig([kWasmStringRef], [kWasmI32]);
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const builder = new WasmModuleBuilder();
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builder.addMemory(1, 1);
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builder.addFunction("main", kSig_i_w).exportFunc()
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.addBody([
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kExprLocalGet, 0,
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...GCInstr(kExprStringAsWtf8),
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kExprI32Const, 0, // address
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kExprI32Const, 0, // position in the string
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kExprI32Const, 3, // bytes
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...GCInstr(kExprStringViewWtf8EncodeUtf8), 0, // memory=0
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kExprI32Add, // use "bytes written" and "next pos" for any i32 operation.
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]);
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let instance = builder.instantiate();
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assertEquals(6, instance.exports.main("foo"));
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