918fe04351
PR-URL: https://github.com/nodejs/node/pull/58070 Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com> Reviewed-By: Darshan Sen <raisinten@gmail.com> Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com>
44 lines
1.4 KiB
JavaScript
44 lines
1.4 KiB
JavaScript
// Copyright 2025 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: --wasm-deopt --allow-natives-syntax --wasm-inlining --liftoff
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// Flags: --trace-wasm-inlining
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d8.file.execute("test/mjsunit/mjsunit.js");
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d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
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(function TestDeoptInputcount() {
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var builder = new WasmModuleBuilder();
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let funcRefT = builder.addType(kSig_i_ii);
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builder.addFunction("add", funcRefT)
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.addBody([kExprLocalGet, 0, kExprLocalGet, 1, kExprI32Add])
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.exportFunc();
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builder.addFunction("mul", funcRefT)
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.addBody([kExprLocalGet, 0, kExprLocalGet, 1, kExprI32Mul])
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.exportFunc();
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let mainSig = makeSig(
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[kWasmI32, kWasmI32, wasmRefType(funcRefT)], [kWasmI32]);
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builder.addFunction("main", mainSig)
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.addLocals(kWasmI32, 500)
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.addBody([
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kExprLocalGet, 0,
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kExprLocalGet, 1,
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kExprLocalGet, 2,
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kExprCallRef, funcRefT,
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]).exportFunc();
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let wasm = builder.instantiate().exports;
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assertEquals(2 + 3, wasm.main(2, 3, wasm.add));
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%WasmTierUpFunction(wasm.main);
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assertEquals(2 + 3, wasm.main(2, 3, wasm.add));
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assertTrue(%IsTurboFanFunction(wasm.main));
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// New target on 2nd call_ref.
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assertEquals(2 * 3, wasm.main(2, 3, wasm.mul));
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// A deopt point was never emitted, so the function is still optimized.
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assertTrue(%IsTurboFanFunction(wasm.main));
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})();
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