58dea48459
The registers were not spilled correctly in liftoff when tracing function calls, which caused runtime errors. R=clemensb@chromium.org CC=thibaudm@chromium.org Bug: v8:10559 Change-Id: Ic0a9ae8a286bdee8f8440e006d0b47e52241ea5a Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2245595 Reviewed-by: Clemens Backes <clemensb@chromium.org> Commit-Queue: Arnaud Robin <arobin@google.com> Cr-Commit-Position: refs/heads/master@{#68340}
56 lines
2.4 KiB
JavaScript
56 lines
2.4 KiB
JavaScript
// Copyright 2020 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: --trace-wasm --no-wasm-tier-up --liftoff --no-stress-opt
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load('test/mjsunit/wasm/wasm-module-builder.js');
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let builder = new WasmModuleBuilder();
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let kRet23Function = builder.addFunction('ret_23', kSig_i_v)
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.addBody([kExprI32Const, 23])
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.exportFunc()
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.index;
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let kCall23Function = builder.addFunction('call_23', kSig_i_v)
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.addBody([kExprCallFunction, kRet23Function])
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.exportFunc()
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.index;
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let kRet57Function = builder.addFunction('ret_57', kSig_l_v)
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.addBody([kExprI64Const, 57])
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.exportFunc()
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.index;
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let kUnnamedFunction = builder.addFunction(undefined, kSig_l_v)
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.addBody([kExprCallFunction, kRet57Function])
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.index;
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let kRet0Function = builder.addFunction('ret_0', kSig_f_v)
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.addBody(wasmF32Const(0))
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.exportFunc()
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.index;
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let kRet1Function = builder.addFunction('ret_1', kSig_d_v)
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.addBody(wasmF64Const(1))
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.exportFunc()
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.index;
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let kIdentityFunction = builder.addFunction('identity', kSig_i_i)
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.addBody([kExprLocalGet, 0])
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.exportFunc()
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.index;
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let kCallIdentityFunction = builder.addFunction('call_identity', kSig_i_v)
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.addBody([
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kExprI32Const, 42, // -
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kExprCallFunction, kIdentityFunction // -
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])
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.exportFunc()
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.index;
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builder.addFunction('main', kSig_v_v)
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.addBody([
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kExprCallFunction, kCall23Function, kExprDrop, // -
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kExprCallFunction, kUnnamedFunction, kExprDrop, // -
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kExprCallFunction, kRet0Function, kExprDrop, // -
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kExprCallFunction, kRet1Function, kExprDrop, // -
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kExprCallFunction, kCallIdentityFunction, kExprDrop // -
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])
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.exportAs('main');
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let instance = builder.instantiate();
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instance.exports.main();
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