private void floatUnbox(bool cast)
{
PERWAPI.Method m = emitter.findMethod("Fan.Sys.Double", "doubleValue",
new string[0], "System.Double");
m.AddCallConv(CallConv.Instance);
code.MethInst(MethodOp.call, m);
}
private void intUnbox(bool cast)
{
PERWAPI.Method m = emitter.findMethod("Fan.Sys.Long", "longValue",
new string[0], "System.Int64");
m.AddCallConv(CallConv.Instance);
code.MethInst(MethodOp.call, m);
}
private void boolUnbox(bool cast)
{
PERWAPI.Method m = emitter.findMethod("Fan.Sys.Boolean", "booleanValue",
new string[0], "System.Boolean");
m.AddCallConv(CallConv.Instance);
code.MethInst(MethodOp.call, m);
}
private void doCompare(string suffix, FTypeRef lhs, FTypeRef rhs)
{
// get lhs and rhs types
string[] args = new string[]
{
lhs.isRef() ? "System.Object" : lhs.nname(),
rhs.isRef() ? "System.Object" : rhs.nname()
};
string ret = (suffix == "") ? "System.Int64" : "System.Boolean";
PERWAPI.Method m = emitter.findMethod("Fanx.Util.OpUtil", "compare" + suffix, args, ret);
code.MethInst(MethodOp.call, m);
}
//////////////////////////////////////////////////////////////////////////
// Compare
//////////////////////////////////////////////////////////////////////////
private void compareEQ()
{
FTypeRef lhs = pod.typeRef(u2());
FTypeRef rhs = pod.typeRef(u2());
// if this is a.equals(b) and we know a is non-null, then just call equals
if (lhs.isRef() && !lhs.isNullable() && rhs.isRef())
{
PERWAPI.Method m = emitter.findMethod("System.Object", "Equals",
new string[] { "System.Object" }, "System.Boolean");
m.AddCallConv(CallConv.Instance);
code.MethInst(MethodOp.callvirt, m);
return;
}
doCompare("EQ", lhs, rhs);
}
internal override void Resolve(PEReader buff)
{
parent = buff.GetCodedElement(CIx.HasCustomAttr,parentIx);
if (parent == null) return;
parent.AddCustomAttribute(this);
type = (Method)buff.GetCodedElement(CIx.CustomAttributeType,typeIx);
byteVal = buff.GetBlob(valIx);
}
/*-------------------- Constructors ---------------------------------*/
internal CustomAttribute(MetaDataElement paren, Method constrType,
Constant[] val)
{
parent = paren;
type = constrType;
argVals = val;
changed = true;
sortTable = true;
tabIx = MDTable.CustomAttribute;
}
/// <summary>
/// Use a method as the implementation for another method (.override)
/// </summary>
/// <param name="decl">the method to be overridden</param>
/// <param name="body">the implementation to be used</param>
public void AddMethodOverride(Method decl, Method body)
{
methodImpls.Add(new MethodImpl(this,decl,body));
}
/// <summary>
/// Remove the specified method from this class
/// </summary>
/// <param name="meth">method descriptor</param>
public void RemoveMethod(Method meth)
{
methods.Remove(meth);
}
private MethSig ReadMethSig(Method currMeth, bool firstByteRead)
{
//Class currClass = null;
//if (currMeth != null) currClass = (Class)currMeth.GetParent();
MethSig meth = new MethSig(null);
if (!firstByteRead) {
byte firstByte = blob.ReadByte();
if (firstByte == Field.FieldTag)
return null;
meth.callConv =(CallConv)firstByte;
}
if ((meth.callConv & CallConv.Generic) != 0){
meth.numGenPars = blob.ReadCompressedNum();
if (currMeth is MethodRef) {
((MethodRef)currMeth).MakeGenericPars(meth.numGenPars);
} //else if (currMeth is MethodDef) {
//GetGenericParams((MethodDef)currMeth);
//}
}
uint parCount = blob.ReadCompressedNum();
if (Diag.DiagOn) Console.WriteLine("Method sig has " + parCount + " parameters");
meth.retType = GetBlobType();//currClass,currMeth);
if (meth.retType == null)
System.Diagnostics.Debug.Assert(meth.retType != null);
int optParStart = -1;
ArrayList pTypes = new ArrayList();
for (int i=0; i < parCount; i++) {
Type pType = GetBlobType();//currClass,currMeth);
if (pType == sentinel) {
optParStart = i;
pType = GetBlobType();//currClass,currMeth);
}
if (Diag.DiagOn) if (pType == null) Console.WriteLine("Param type is null");
pTypes.Add(pType);
}
if (optParStart > -1) {
meth.numPars = (uint)optParStart;
meth.numOptPars = parCount - meth.numPars;
meth.optParTypes = new Type[meth.numOptPars];
for (int i=0; i < meth.numOptPars; i++) {
meth.optParTypes[i] = (Type)pTypes[i+optParStart];
}
} else
meth.numPars = parCount;
meth.parTypes = new Type[meth.numPars];
for (int i=0; i < meth.numPars; i++) {
meth.parTypes[i] = (Type)pTypes[i];
}
return meth;
}
internal MethSig ReadMethSig(Method thisMeth, uint blobIx)
{
blob.GoToIndex(blobIx);
uint blobSize = blob.ReadCompressedNum();
return ReadMethSig(thisMeth,false);
}
/// <summary>
/// Close the current method.
/// </summary>
public void CloseMethod()
{
// Make sure a method is open
if (currentMethod == null)
throw new Exception("No methods currently open.");
// Check to make sure all scopes have been closed.
if (currentScope != null)
throw new Exception("Can not close method until all scopes are closed. Method Token: " + currentMethod.Token.ToString());
// Change the current method to null
currentMethod = null;
}
/// <summary>
/// Add a custom attribute to this item
/// </summary>
/// <param name="ctorMeth">the constructor method for this attribute</param>
/// <param name="val">the byte value of the parameters</param>
public void AddCustomAttribute(Method ctorMeth, byte[] val)
{
if (customAttributes == null) {
customAttributes = new ArrayList();
}
customAttributes.Add(new CustomAttribute(this,ctorMeth,val));
}
private void floatBox()
{
PERWAPI.Method m = emitter.findMethod("Fan.Sys.Double", "valueOf",
new string[] { "System.Double" }, "Fan.Sys.Double");
code.MethInst(MethodOp.call, m);
}
private void intBox()
{
PERWAPI.Method m = emitter.findMethod("Fan.Sys.Long", "valueOf",
new string[] { "System.Int64" }, "Fan.Sys.Long");
code.MethInst(MethodOp.call, m);
}
/// <summary>
/// Add a custom attribute to this item
/// </summary>
/// <param name="ctorMeth">the constructor method for this attribute</param>
/// <param name="cVals">the constant values of the parameters</param>
public void AddCustomAttribute(Method ctorMeth, Constant[] cVals)
{
if (customAttributes == null) {
customAttributes = new ArrayList();
}
customAttributes.Add(new CustomAttribute(this,ctorMeth,cVals));
}
/*-------------------- Constructors ---------------------------------*/
/// <summary>
/// Create a new function pointer type
/// </summary>
/// <param name="meth">the function to be referenced</param>
public MethPtrType(Method meth)
: base((byte)ElementType.FnPtr)
{
this.meth = meth;
}
/*-------------------- Constructors ---------------------------------*/
public MethInstr(MethodOp inst, Method m)
: base((uint)inst)
{
meth = m;
size += 4;
}
/// <summary>
/// Open a method. Scopes and sequence points will be added to this method.
/// </summary>
/// <param name="token">The token for this method.</param>
public void OpenMethod(int token)
{
// Add this new method to the list of methods
Method meth = new Method();
meth.Token = new SymbolToken(token);
methods.Add(meth);
// Set the current method
currentMethod = meth;
}
public void SetMethod(Method mth)
{
meth = mth;
}
internal MethSig ReadMethSig(Method thisMeth, string name, uint blobIx)
{
blob.GoToIndex(blobIx);
uint blobSize = blob.ReadCompressedNum();
MethSig mSig = ReadMethSig(thisMeth,false);
mSig.name = name;
return mSig;
}
/*-------------------- Constructors ---------------------------------*/
internal MethodImpl(ClassDef par, Method decl, Method bod)
{
parent = par;
header = decl;
body = bod;
tabIx = MDTable.MethodImpl;
}
/// <summary>
/// Add an instruction with a method parameter
/// </summary>
/// <param name="inst">the CIL instruction</param>
/// <param name="m">the method parameter</param>
public void MethInst(MethodOp inst, Method m)
{
Debug.Assert(m != null);
if (m is MethodDef)
if (((MethodDef)m).GetScope() != thisMeth.GetScope())
throw new DescriptorException();
AddToBuffer(new MethInstr(inst,m));
}
internal override void Resolve(PEReader buff)
{
body = (Method)buff.GetCodedElement(CIx.MethodDefOrRef,methBodyIx);
header = (Method)buff.GetCodedElement(CIx.MethodDefOrRef,methDeclIx);
parent = (ClassDef)buff.GetElement(MDTable.TypeDef,classIx);
parent.AddMethodImpl(this);
resolved = true;
}
internal void AddToMethodList(Method m)
{
m.SetParent(this);
methods.Add(m);
}
internal void ResolveMethDetails()
{
body = (Method)buffer.GetCodedElement(CIx.MethodDefOrRef,methBodyIx);
header = (Method)buffer.GetCodedElement(CIx.MethodDefOrRef,methDeclIx);
resolved = true;
}
/*----------------------------- internal functions ------------------------------*/
internal void AddMethod(Method meth)
{
methods.Add(meth);
meth.SetParent(this);
}
/*-------------------- Constructors ---------------------------------*/
public MethodSpec(Method mParent, Type[] instTypes)
: base(null)
{
this.methParent = mParent;
this.instTypes = instTypes;
tabIx = MDTable.MethodSpec;
}
internal CustomAttribute(MetaDataElement paren, Method constrType,
byte[] val)
{
parent = paren;
type = constrType;
tabIx = MDTable.CustomAttribute;
byteVal = val;
sortTable = true;
changed = true;
}
internal override void Resolve(PEReader buff)
{
methParent = (Method)buff.GetCodedElement(CIx.MethodDefOrRef,parentIx);
buff.currentMethodScope = methParent; // set scopes - Fix by CK
buff.currentClassScope = (Class)methParent.GetParent();
instTypes = buff.ReadMethSpecSig(instIx);
this.unresolved = false;
buff.currentMethodScope = null;
buff.currentClassScope = null;
}
internal void SetMethParam(Method paren,int ix)
{
typeIndex = MVAR;
parent = paren;
index = (ushort)ix;
}
private void boolBox()
{
PERWAPI.Method m = emitter.findMethod("Fan.Sys.Boolean", "valueOf",
new string[] { "System.Boolean" }, "Fan.Sys.Boolean");
code.MethInst(MethodOp.call, m);
}
