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38 lines
1.0 KiB
JavaScript
38 lines
1.0 KiB
JavaScript
// Copyright 2019 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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load('test/mjsunit/wasm/wasm-constants.js');
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load('test/mjsunit/wasm/wasm-module-builder.js');
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const builder = new WasmModuleBuilder();
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builder.addFunction(undefined, kSig_i_i)
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.addLocals({i32_count: 5})
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.addBody([
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kExprGetLocal, 0, // --> 1
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kExprIf, kWasmI32,
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kExprGetLocal, 0, // --> 1
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kExprElse,
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kExprUnreachable,
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kExprEnd,
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kExprIf, kWasmI32,
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kExprGetLocal, 0, // --> 1
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kExprElse,
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kExprUnreachable,
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kExprEnd,
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kExprIf, kWasmI32,
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kExprI32Const, 0,
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kExprGetLocal, 0,
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kExprI32Sub, // --> -1
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kExprGetLocal, 0,
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kExprGetLocal, 0,
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kExprI32Sub, // --> 0
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kExprI32Sub, // --> -1
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kExprElse,
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kExprUnreachable,
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kExprEnd
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]);
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builder.addExport('main', 0);
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const instance = builder.instantiate();
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assertEquals(-1, instance.exports.main(1));
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