5bdb13297f
We noticed that almost every call site were loading both files, the split isn't necessary anymore. In some message tests, removed the absolute line number to allow future changes. Bug: v8:8726 Change-Id: I8527f0a1ecfa685aa01a5e2f5f47ddf1cb13a545 Reviewed-on: https://chromium-review.googlesource.com/c/1446452 Commit-Queue: Sven Sauleau <ssauleau@igalia.com> Reviewed-by: Ben Titzer <titzer@chromium.org> Reviewed-by: Andreas Haas <ahaas@chromium.org> Cr-Commit-Position: refs/heads/master@{#59220}
99 lines
3.4 KiB
JavaScript
99 lines
3.4 KiB
JavaScript
// Copyright 2018 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-max-mem-pages=16384
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load('test/mjsunit/wasm/wasm-module-builder.js');
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const k1MiB = 1 * 1024 * 1024;
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const k1GiB = 1 * 1024 * 1024 * 1024;
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const k2GiB = 2 * k1GiB;
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const k3GiB = 3 * k1GiB;
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const k4GiB = 4 * k1GiB;
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const kMaxMemory = k1GiB;
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// Indexes (and offsets) used to systematically probe the memory.
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const indexes = (() => {
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const a = k1GiB, b = k2GiB, c = k3GiB, d = k4GiB;
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return [
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0, 1, 2, 3, 4, 5, 7, 8, 9, // near 0
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a-8, a-4, a+0, a+1, a+2, a+3, a+4, a+5, a+7, a+8, a+9, // near 1GiB
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b-8, b-4, b+0, b+1, b+2, b+3, b+4, b+5, b+7, b+8, b+9, // near 2GiB
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c-8, c-4, c+0, c+1, c+2, c+3, c+4, c+5, c+7, c+8, c+9, // near 3GiB
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d-9, d-8, d-7, d-5, d-4, d-3, d-2, d-1 // near 4GiB
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];
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})();
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(function Test() {
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var memory;
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function BuildAccessors(type, load_opcode, store_opcode, offset) {
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builder = new WasmModuleBuilder();
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builder.addImportedMemory("i", "mem");
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const h = 0x80;
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const m = 0x7f;
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let offset_bytes = [h|((offset >>> 0) & m), // LEB encoding of offset
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h|((offset >>> 7) & m),
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h|((offset >>> 14) & m),
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h|((offset >>> 21) & m),
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0|((offset >>> 28) & m)];
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builder.addFunction("load", makeSig([kWasmI32], [type]))
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.addBody([ // --
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kExprGetLocal, 0, // --
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load_opcode, 0, ...offset_bytes, // --
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]) // --
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.exportFunc();
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builder.addFunction("store", makeSig([kWasmI32, type], []))
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.addBody([ // --
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kExprGetLocal, 0, // --
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kExprGetLocal, 1, // --
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store_opcode, 0, ...offset_bytes, // --
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]) // --
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.exportFunc();
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let i = builder.instantiate({i: {mem: memory}});
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return {offset: offset, load: i.exports.load, store: i.exports.store};
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}
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function probe(a, size, offset, f) {
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print(`size=${size} offset=${offset}`);
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for (let i of indexes) {
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let oob = (i + size + offset) > kMaxMemory;
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if (oob) {
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// print(` ${i} + ${offset} OOB`);
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assertThrows(() => a.store(i, f(i)));
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assertThrows(() => a.load(i));
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} else {
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// print(` ${i} = ${f(i)}`);
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a.store(i, f(i));
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assertEquals(f(i), a.load(i));
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}
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}
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}
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try {
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const kPages = kMaxMemory / kPageSize;
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memory = new WebAssembly.Memory({initial: kPages, maximum: kPages});
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} catch (e) {
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print("OOM: sorry, best effort max memory size test.");
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return;
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}
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assertEquals(kMaxMemory, memory.buffer.byteLength);
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for (let offset of indexes) {
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let a = BuildAccessors(kWasmI32, kExprI32LoadMem, kExprI32StoreMem, offset);
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probe(a, 4, offset, i => (0xaabbccee ^ ((i >> 11) * 0x110005)) | 0);
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}
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for (let offset of indexes) {
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let a = BuildAccessors(kWasmI32, kExprI32LoadMem8U, kExprI32StoreMem8, offset);
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probe(a, 1, offset, i => (0xee ^ ((i >> 11) * 0x05)) & 0xFF);
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}
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for (let offset of indexes) {
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let a = BuildAccessors(kWasmF64, kExprF64LoadMem, kExprF64StoreMem, offset);
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probe(a, 8, offset, i => 0xaabbccee ^ ((i >> 11) * 0x110005));
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}
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})();
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