16fe426320
- Implement new WebAssembly.LinkError exception - Implement stricter checks for glboal imports - Add tests - Refactor handling of import names - Add TODOs for empty import names R=titzer@chromium.org BUG= Review-Url: https://codereview.chromium.org/2584843002 Cr-Commit-Position: refs/heads/master@{#41764}
88 lines
2.8 KiB
JavaScript
88 lines
2.8 KiB
JavaScript
// Copyright 2016 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: --expose-wasm
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load("test/mjsunit/wasm/wasm-constants.js");
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load("test/mjsunit/wasm/wasm-module-builder.js");
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function TestImported(type, val, expected) {
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print("TestImported " + type + "(" + val +")" + " = " + expected);
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var builder = new WasmModuleBuilder();
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var sig = makeSig([], [type]);
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var g = builder.addImportedGlobal("foo", undefined, type);
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builder.addFunction("main", sig)
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.addBody([kExprGetGlobal, g.index])
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.exportAs("main");
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builder.addGlobal(kAstI32); // pad
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var instance = builder.instantiate({foo: val});
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assertEquals(expected, instance.exports.main());
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}
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TestImported(kAstI32, 300.1, 300);
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TestImported(kAstF32, 87234.87238, Math.fround(87234.87238));
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TestImported(kAstF64, 77777.88888, 77777.88888);
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function TestExported(type, val, expected) {
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print("TestExported " + type + "(" + val +")" + " = " + expected);
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var builder = new WasmModuleBuilder();
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var sig = makeSig([type], []);
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builder.addGlobal(kAstI32); // pad
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var g = builder.addGlobal(type, false)
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.exportAs("foo");
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g.init = val;
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builder.addGlobal(kAstI32); // pad
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var instance = builder.instantiate();
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assertEquals(expected, instance.exports.foo);
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}
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TestExported(kAstI32, 455.5, 455);
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TestExported(kAstF32, -999.34343, Math.fround(-999.34343));
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TestExported(kAstF64, 87347.66666, 87347.66666);
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function TestImportedExported(type, val, expected) {
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print("TestImportedExported " + type + "(" + val +")" + " = " + expected);
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var builder = new WasmModuleBuilder();
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var sig = makeSig([type], []);
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var i = builder.addImportedGlobal("foo", undefined, type);
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builder.addGlobal(kAstI32); // pad
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var o = builder.addGlobal(type, false)
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.exportAs("bar");
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o.init_index = i;
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builder.addGlobal(kAstI32); // pad
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var instance = builder.instantiate({foo: val});
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assertEquals(expected, instance.exports.bar);
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}
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TestImportedExported(kAstI32, 415.5, 415);
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TestImportedExported(kAstF32, -979.34343, Math.fround(-979.34343));
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TestImportedExported(kAstF64, 81347.66666, 81347.66666);
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function TestGlobalIndexSpace(type, val) {
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print("TestGlobalIndexSpace(" + val + ") = " + val);
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var builder = new WasmModuleBuilder();
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var im = builder.addImportedGlobal("foo", undefined, type);
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assertEquals(0, im);
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var def = builder.addGlobal(type, false);
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assertEquals(1, def.index);
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def.init_index = im;
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var sig = makeSig([], [type]);
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builder.addFunction("main", sig)
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.addBody([kExprGetGlobal, def.index])
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.exportAs("main");
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var instance = builder.instantiate({foo: val});
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assertEquals(val, instance.exports.main());
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}
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TestGlobalIndexSpace(kAstI32, 123);
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TestGlobalIndexSpace(kAstF32, 54321.125);
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TestGlobalIndexSpace(kAstF64, 12345.678);
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