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9d7cd9b864
PR-URL: https://github.com/nodejs/node/pull/54077 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Richard Lau <rlau@redhat.com> Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com> Reviewed-By: Marco Ippolito <marcoippolito54@gmail.com>
60 lines
1.9 KiB
JavaScript
60 lines
1.9 KiB
JavaScript
// 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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// Flags: --wasm-deopt --allow-natives-syntax --turboshaft-wasm
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// Flags: --experimental-wasm-inlining --liftoff
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// Flags: --turboshaft-wasm-instruction-selection-staged --no-jit-fuzzing
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// Flags: --wasm-inlining-call-indirect
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d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
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(function TestDeoptCallIndirect() {
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var builder = new WasmModuleBuilder();
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let funcRefT = builder.addType(kSig_i_ii);
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let add = builder.addFunction("add", funcRefT)
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.addBody([kExprLocalGet, 0, kExprLocalGet, 1, kExprI32Add])
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.exportFunc();
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let mul = builder.addFunction("mul", funcRefT)
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.addBody([kExprLocalGet, 0, kExprLocalGet, 1, kExprI32Mul])
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.exportFunc();
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let table = builder.addTable(kWasmFuncRef, 2);
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builder.addActiveElementSegment(table.index, wasmI32Const(0), [
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[kExprRefFunc, add.index],
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[kExprRefFunc, mul.index],
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], kWasmFuncRef);
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let mainSig =
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makeSig([kWasmI32, kWasmI32, kWasmI32], [kWasmI32]);
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builder.addFunction("main", mainSig)
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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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kExprCallIndirect, funcRefT, table.index,
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]).exportFunc();
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let wasm = builder.instantiate().exports;
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add = 0;
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mul = 1;
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assertEquals(42, wasm.main(12, 30, add));
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%WasmTierUpFunction(wasm.main);
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// Tier up.
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assertEquals(42, wasm.main(12, 30, add));
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if (%IsolateCountForTesting() == 1) {
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assertTrue(%IsTurboFanFunction(wasm.main));
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}
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// Deopt.
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assertEquals(-360, wasm.main(12, -30, mul));
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if (%IsolateCountForTesting() == 1) {
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assertFalse(%IsTurboFanFunction(wasm.main));
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}
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assertEquals(42, wasm.main(12, 30, add));
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// Re-optimize.
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%WasmTierUpFunction(wasm.main);
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assertEquals(360, wasm.main(12, 30, mul));
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assertEquals(42, wasm.main(12, 30, add));
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})();
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