1 // Copyright 2014 the V8 project authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 function Module(stdlib, foreign, heap) { 6 "use asm"; 7 var MEM16 = new stdlib.Int16Array(heap); 8 function load(i) { 9 i = i|0; 10 i = MEM16[i >> 1] | 0; 11 return i; 12 } 13 function loadm1() { 14 return MEM16[-1] | 0; 15 } 16 function store(i, v) { 17 i = i|0; 18 v = v|0; 19 MEM16[i >> 1] = v; 20 } 21 function storem1(v) { 22 v = v|0; 23 MEM16[-1] = v; 24 } 25 return {load: load, loadm1: loadm1, store: store, storem1: storem1}; 26 } 27 28 var m = Module(this, {}, new ArrayBuffer(2)); 29 30 m.store(-1000, 4); 31 assertEquals(0, m.load(-1000)); 32 assertEquals(0, m.loadm1()); 33 m.storem1(1); 34 assertEquals(0, m.loadm1()); 35 m.store(0, 32767); 36 for (var i = 1; i < 64; ++i) { 37 m.store(i * 2 * 32 * 1024, i); 38 } 39 assertEquals(32767, m.load(0)); 40 for (var i = 1; i < 64; ++i) { 41 assertEquals(0, m.load(i * 2 * 32 * 1024)); 42 } 43
