a345a442d3
- Add d8.file.read() and d8.file.execute() helpers - Change tools and tests to use new d8.file helper - Unify error throwing in v8::Shell::ReadFile Change-Id: I5ef4cb27f217508a367106f01e872a4059d5e399 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2928505 Commit-Queue: Camillo Bruni <cbruni@chromium.org> Reviewed-by: Maya Lekova <mslekova@chromium.org> Reviewed-by: Marja Hölttä <marja@chromium.org> Cr-Commit-Position: refs/heads/master@{#74883}
34 lines
1.1 KiB
JavaScript
34 lines
1.1 KiB
JavaScript
// Copyright 2017 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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const builder = new WasmModuleBuilder();
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builder.addMemory(1, undefined, false);
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builder.addFunction('load', kSig_i_ii)
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.addBody([
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kExprLocalGet, 0,
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kExprI64SConvertI32,
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kExprLocalGet, 1,
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kExprI64SConvertI32,
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kExprI64Shl,
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kExprI32ConvertI64,
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kExprI32LoadMem, 0, 0])
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.exportFunc();
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const module = builder.instantiate();
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let start = 12;
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let address = start;
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for (i = 0; i < 64; i++) {
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// This is the address which will be accessed in the code. We cannot use
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// shifts to calculate the address because JS shifts work on 32-bit integers.
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print(`address=${address}`);
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if (address < kPageSize) {
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assertEquals(0, module.exports.load(start, i));
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} else {
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assertTraps(kTrapMemOutOfBounds, _ => { module.exports.load(start, i);});
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}
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address = (address * 2) % 4294967296;
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}
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