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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Microsoft.Cci;
namespace BytecodeTranslator.Phone {
public class PhoneMethodInliningMetadataTraverser : BaseMetadataTraverser {
private HashSet<IMethodDefinition> methodsToInline;
private HashSet<IMethodDefinition> iterMethodsToInline;
private PhoneCodeHelper phoneHelper;
private bool firstPassDone = false;
public PhoneMethodInliningMetadataTraverser(PhoneCodeHelper phoneHelper) {
methodsToInline = new HashSet<IMethodDefinition>();
iterMethodsToInline = new HashSet<IMethodDefinition>();
this.phoneHelper = phoneHelper;
}
public override void Visit(IEnumerable<IModule> modules) {
base.Visit(modules);
firstPassDone = true;
}
public override void Visit(IMethodDefinition method) {
if (iterMethodsToInline.Contains(method) || (!firstPassDone && phoneHelper.mustInlineMethod(method))) {
PhoneMethodInliningCodeTraverser codeTraverser= new PhoneMethodInliningCodeTraverser();
codeTraverser.Visit(method);
foreach (IMethodDefinition newMethodDef in codeTraverser.getMethodsFound()) {
if (!methodsToInline.Contains(newMethodDef))
iterMethodsToInline.Add(newMethodDef);
}
methodsToInline.Add(method);
iterMethodsToInline.Remove(method);
}
}
public IEnumerable<IMethodDefinition> getMethodsToInline() {
return methodsToInline;
}
public bool isFinished() {
return !iterMethodsToInline.Any();
}
}
class PhoneMethodInliningCodeTraverser : BaseCodeTraverser {
private HashSet<IMethodDefinition> foundMethods = new HashSet<IMethodDefinition>();
public override void Visit(IMethodCall methodCall) {
foundMethods.Add(methodCall.MethodToCall.ResolvedMethod);
}
public IEnumerable<IMethodDefinition> getMethodsFound() {
return foundMethods;
}
}
}
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