61 lines
1.6 KiB
JavaScript
61 lines
1.6 KiB
JavaScript
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// Copyright 2015 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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load("test/mjsunit/wasm/wasm-constants.js");
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var kReturnValue = 117;
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var kBodySize = 2;
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var kNameOffset = 19 + kBodySize + 1;
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var data = bytes(
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// -- memory
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kDeclMemory,
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10, 10, 1,
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// -- signatures
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kDeclSignatures, 1,
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0, kAstI32, // signature: void -> int
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// -- main function
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kDeclFunctions, 1,
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kDeclFunctionName | kDeclFunctionExport,
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0, 0, // signature index
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kNameOffset, 0, 0, 0, // name offset
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kBodySize, 0, // body size
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// -- body
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kExprI8Const, // --
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kReturnValue, // --
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kDeclEnd,
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'm', 'a', 'i', 'n', 0 // name
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);
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var module = WASM.instantiateModule(data);
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// Check the module exists.
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assertFalse(module === undefined);
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assertFalse(module === null);
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assertFalse(module === 0);
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assertEquals("object", typeof module);
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// Check the memory is an ArrayBuffer.
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var mem = module.memory;
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assertFalse(mem === undefined);
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assertFalse(mem === null);
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assertFalse(mem === 0);
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assertEquals("object", typeof mem);
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assertTrue(mem instanceof ArrayBuffer);
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for (var i = 0; i < 4; i++) {
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module.memory = 0; // should be ignored
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assertEquals(mem, module.memory);
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}
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assertEquals(1024, module.memory.byteLength);
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// Check the properties of the main function.
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assertFalse(module.main === undefined);
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assertFalse(module.main === null);
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assertFalse(module.main === 0);
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assertEquals("function", typeof module.main);
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assertEquals(kReturnValue, module.main());
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