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annotate Jint.Runtime/VM/RuntimeContext.cs @ 5:cb13da6e3349

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simple loop test
author cin
date Mon, 28 Oct 2013 00:49:15 +0400
parents aced2ae9957f
children
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aced2ae9957f temp commit, new virtual machine concept (strongly typed version of VM2).
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1 using System;
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2 using System.Collections.Generic;
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3 using System.Linq;
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4 using System.Text;
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5 using Jint.Runtime.VM.OpCodes;
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6
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7 namespace Jint.Runtime.VM {
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8 class RuntimeContext {
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9 Dictionary<Type, object[]> m_impls;
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10
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11 public RuntimeContext() {
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12 m_impls = new Dictionary<Type, object[]>();
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13 }
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15 public object[] GetImpl(Type type) {
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16 return m_impls[type];
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17 }
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19 public Box<T> BoxValue<T>(T value) {
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20 return new Box<T>(value, this);
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21 }
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22
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23 object[] GetOrCreateOps(Type type) {
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24 object[] ops;
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25 if (!m_impls.TryGetValue(type, out ops))
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26 ops = m_impls[type] = new object[(int)Codes.MaxOp];
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27 return ops;
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28 }
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29
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30 public void DefineBinaryOperation<T>(Codes code, BinaryOperation<T> op) {
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31 object[] ops = GetOrCreateOps(typeof(T));
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32 ops[(int)code] = op;
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33 }
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34
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35 public void DefineCompareOperation<T>(CompareOperation<T> op) {
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36 object[] ops = GetOrCreateOps(typeof(T));
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37 ops[(int)Codes.Cmp] = op;
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38 }
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39 }
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40 }