50930a0fa0
PR-URL: https://github.com/nodejs/node/pull/39469 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
50 lines
1.5 KiB
JavaScript
50 lines
1.5 KiB
JavaScript
// 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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d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
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// This test creates the situation where BranchElimination's VisitIf sees a
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// different condition than the preceding VisitBranch (because an interleaved
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// CommonOperatorReducer replaced the condition).
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(function foo() {
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let builder = new WasmModuleBuilder();
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builder.addFunction("main", kSig_v_l)
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.addLocals(kWasmI32, 2)
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.addBody([
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kExprLoop, kWasmVoid,
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kExprLocalGet, 0x02,
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kExprLocalTee, 0x01,
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kExprIf, kWasmVoid,
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kExprElse,
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kExprLoop, kWasmVoid,
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kExprLoop, kWasmVoid,
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kExprLocalGet, 0x01,
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kExprIf, kWasmVoid,
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kExprElse,
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kExprLocalGet, 0x02,
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kExprBrIf, 0x04,
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kExprBr, 0x01,
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kExprEnd,
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kExprLocalGet, 0x00,
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kExprCallFunction, 0x01,
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kExprLocalTee, 0x02,
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kExprBrIf, 0x00,
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kExprEnd,
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kExprLocalGet, 0x01,
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kExprBrIf, 0x00,
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kExprEnd,
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kExprEnd,
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kExprBr, 0x00,
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kExprEnd])
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.exportAs("main");
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builder.addFunction("callee", kSig_i_l)
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.addBody([kExprLocalGet, 0, kExprI32ConvertI64]);
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let module = new WebAssembly.Module(builder.toBuffer());
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let instance = new WebAssembly.Instance(module);
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})();
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