42 lines
1017 B
JavaScript
42 lines
1017 B
JavaScript
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// Copyright 2023 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
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d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
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let builder = new WasmModuleBuilder();
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builder.addMemory(16, 32);
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let type8 = builder.addType({params: [], results: []});
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let gc_module_marker = builder.addStruct([]);
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let func1 = builder.addFunction("func1", type8).exportFunc().addBody([]);
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let main = builder.addFunction("main", kSig_i_iii).exportFunc();
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main.addBody([
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kExprRefFunc, func1.index,
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kExprCallRef, type8,
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// if (x == 0) return 0;
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kExprI32Const, 0,
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kExprLocalGet, 0,
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kExprI32Eqz,
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kExprBrIf, 0,
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kExprDrop,
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// return main(x - 1);
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kExprLocalGet, 0,
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kExprI32Const, 1,
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kExprI32Sub,
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kExprI32Const, 0,
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kExprMemorySize, 0,
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kExprReturnCall, main.index,
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]);
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let instance = builder.instantiate();
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let f = instance.exports.main;
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f(100);
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%WasmTierUpFunction(f);
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f();
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