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ILSpy
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Generate code for some basic commands; 

Generate code for integer conversions
pull/1/head^2
David Srbecký 18 years ago
parent
831739c4a7
commit
0410750716
1 changed files with 68 additions and 49 deletions
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  1. 117
      src/CodeDomMetodBodyBuilder.cs

117
src/CodeDomMetodBodyBuilder.cs
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@ -26,6 +26,20 @@ namespace Decompiler @@ -26,6 +26,20 @@ namespace Decompiler
opCode.FlowControl == FlowControl.Next ? string.Empty : "Flow=" + opCode.FlowControl,
opCode.OpCodeType == OpCodeType.Macro ? "(macro)" : string.Empty);
codeStmtCol.Add(new CodeCommentStatement(decription));
try {
object codeExpr = MakeCodeDomExpression(
instr,
new CodeVariableReferenceExpression("arg1"),
new CodeVariableReferenceExpression("arg2"),
new CodeVariableReferenceExpression("arg3"));
if (codeExpr is CodeStatement) {
codeStmtCol.Add((CodeStatement)codeExpr);
} else if (codeExpr is CodeExpression) {
codeStmtCol.Add((CodeExpression)codeExpr);
}
} catch (NotImplementedException) {
}
}
return codeStmtCol;
@ -54,13 +68,13 @@ namespace Decompiler @@ -54,13 +68,13 @@ namespace Decompiler
}
}
static object MakeCodeDomExpression(Instruction inst, params CodeExpression[] stackArgs)
static object MakeCodeDomExpression(Instruction inst, params CodeExpression[] args)
{
OpCode opCode = inst.OpCode;
object operand = inst.Operand;
CodeExpression stackArg1 = stackArgs.Length >= 1 ? stackArgs[0] : null;
CodeExpression stackArg2 = stackArgs.Length >= 2 ? stackArgs[1] : null;
CodeExpression stackArg3 = stackArgs.Length >= 3 ? stackArgs[2] : null;
CodeExpression arg1 = args.Length >= 1 ? args[0] : null;
CodeExpression arg2 = args.Length >= 2 ? args[1] : null;
CodeExpression arg3 = args.Length >= 3 ? args[2] : null;
switch(opCode.Code) {
case Code.Add: throw new NotImplementedException();
@ -94,39 +108,44 @@ namespace Decompiler @@ -94,39 +108,44 @@ namespace Decompiler
case Code.Clt: throw new NotImplementedException();
case Code.Clt_Un: throw new NotImplementedException();
case Code.Constrained: throw new NotImplementedException();
case Code.Conv_I: throw new NotImplementedException();
case Code.Conv_I1: throw new NotImplementedException();
case Code.Conv_I2: throw new NotImplementedException();
case Code.Conv_I4: throw new NotImplementedException();
case Code.Conv_I8: throw new NotImplementedException();
case Code.Conv_Ovf_I: throw new NotImplementedException();
case Code.Conv_Ovf_I_Un: throw new NotImplementedException();
case Code.Conv_Ovf_I1: throw new NotImplementedException();
case Code.Conv_Ovf_I1_Un: throw new NotImplementedException();
case Code.Conv_Ovf_I2: throw new NotImplementedException();
case Code.Conv_Ovf_I2_Un: throw new NotImplementedException();
case Code.Conv_Ovf_I4: throw new NotImplementedException();
case Code.Conv_Ovf_I4_Un: throw new NotImplementedException();
case Code.Conv_Ovf_I8: throw new NotImplementedException();
case Code.Conv_Ovf_I8_Un: throw new NotImplementedException();
case Code.Conv_Ovf_U: throw new NotImplementedException();
case Code.Conv_Ovf_U_Un: throw new NotImplementedException();
case Code.Conv_Ovf_U1: throw new NotImplementedException();
case Code.Conv_Ovf_U1_Un: throw new NotImplementedException();
case Code.Conv_Ovf_U2: throw new NotImplementedException();
case Code.Conv_Ovf_U2_Un: throw new NotImplementedException();
case Code.Conv_Ovf_U4: throw new NotImplementedException();
case Code.Conv_Ovf_U4_Un: throw new NotImplementedException();
case Code.Conv_Ovf_U8: throw new NotImplementedException();
case Code.Conv_Ovf_U8_Un: throw new NotImplementedException();
case Code.Conv_R_Un: throw new NotImplementedException();
case Code.Conv_R4: throw new NotImplementedException();
case Code.Conv_R8: throw new NotImplementedException();
case Code.Conv_U: throw new NotImplementedException();
case Code.Conv_U1: throw new NotImplementedException();
case Code.Conv_U2: throw new NotImplementedException();
case Code.Conv_U4: throw new NotImplementedException();
case Code.Conv_U8: throw new NotImplementedException();
// Conversions
case Code.Conv_I: return new CodeCastExpression(typeof(int), arg1); // TODO
case Code.Conv_I1: return new CodeCastExpression(typeof(SByte), arg1);
case Code.Conv_I2: return new CodeCastExpression(typeof(Int16), arg1);
case Code.Conv_I4: return new CodeCastExpression(typeof(Int32), arg1);
case Code.Conv_I8: return new CodeCastExpression(typeof(Int64), arg1);
case Code.Conv_U: return new CodeCastExpression(typeof(uint), arg1); // TODO
case Code.Conv_U1: return new CodeCastExpression(typeof(Byte), arg1);
case Code.Conv_U2: return new CodeCastExpression(typeof(UInt16), arg1);
case Code.Conv_U4: return new CodeCastExpression(typeof(UInt32), arg1);
case Code.Conv_U8: return new CodeCastExpression(typeof(UInt64), arg1);
case Code.Conv_R4: return new CodeCastExpression(typeof(float), arg1);
case Code.Conv_R8: return new CodeCastExpression(typeof(double), arg1);
case Code.Conv_R_Un: return new CodeCastExpression(typeof(double), arg1); // TODO
case Code.Conv_Ovf_I: return new CodeCastExpression(typeof(int), arg1); // TODO
case Code.Conv_Ovf_I1: return new CodeCastExpression(typeof(SByte), arg1);
case Code.Conv_Ovf_I2: return new CodeCastExpression(typeof(Int16), arg1);
case Code.Conv_Ovf_I4: return new CodeCastExpression(typeof(Int32), arg1);
case Code.Conv_Ovf_I8: return new CodeCastExpression(typeof(Int64), arg1);
case Code.Conv_Ovf_U: return new CodeCastExpression(typeof(uint), arg1); // TODO
case Code.Conv_Ovf_U1: return new CodeCastExpression(typeof(Byte), arg1);
case Code.Conv_Ovf_U2: return new CodeCastExpression(typeof(UInt16), arg1);
case Code.Conv_Ovf_U4: return new CodeCastExpression(typeof(UInt32), arg1);
case Code.Conv_Ovf_U8: return new CodeCastExpression(typeof(UInt64), arg1);
case Code.Conv_Ovf_I_Un: return new CodeCastExpression(typeof(int), arg1); // TODO
case Code.Conv_Ovf_I1_Un: return new CodeCastExpression(typeof(SByte), arg1);
case Code.Conv_Ovf_I2_Un: return new CodeCastExpression(typeof(Int16), arg1);
case Code.Conv_Ovf_I4_Un: return new CodeCastExpression(typeof(Int32), arg1);
case Code.Conv_Ovf_I8_Un: return new CodeCastExpression(typeof(Int64), arg1);
case Code.Conv_Ovf_U_Un: return new CodeCastExpression(typeof(uint), arg1); // TODO
case Code.Conv_Ovf_U1_Un: return new CodeCastExpression(typeof(Byte), arg1);
case Code.Conv_Ovf_U2_Un: return new CodeCastExpression(typeof(UInt16), arg1);
case Code.Conv_Ovf_U4_Un: return new CodeCastExpression(typeof(UInt32), arg1);
case Code.Conv_Ovf_U8_Un: return new CodeCastExpression(typeof(UInt64), arg1);
case Code.Cpblk: throw new NotImplementedException();
case Code.Cpobj: throw new NotImplementedException();
case Code.Div: throw new NotImplementedException();
@ -138,12 +157,12 @@ namespace Decompiler @@ -138,12 +157,12 @@ namespace Decompiler
case Code.Initobj: throw new NotImplementedException();
case Code.Isinst: throw new NotImplementedException();
case Code.Jmp: throw new NotImplementedException();
case Code.Ldarg: throw new NotImplementedException();
case Code.Ldarg: return new CodeArgumentReferenceExpression(((ParameterDefinition)operand).Name);
case Code.Ldarga: throw new NotImplementedException();
case Code.Ldc_I4: throw new NotImplementedException();
case Code.Ldc_I8: throw new NotImplementedException();
case Code.Ldc_R4: throw new NotImplementedException();
case Code.Ldc_R8: throw new NotImplementedException();
case Code.Ldc_I4:
case Code.Ldc_I8:
case Code.Ldc_R4:
case Code.Ldc_R8: return new CodePrimitiveExpression(operand);
case Code.Ldelem_Any: throw new NotImplementedException();
case Code.Ldelem_I: throw new NotImplementedException();
case Code.Ldelem_I1: throw new NotImplementedException();
@ -167,18 +186,18 @@ namespace Decompiler @@ -167,18 +186,18 @@ namespace Decompiler
case Code.Ldind_I8: throw new NotImplementedException();
case Code.Ldind_R4: throw new NotImplementedException();
case Code.Ldind_R8: throw new NotImplementedException();
case Code.Ldind_Ref: throw new NotImplementedException();
case Code.Ldind_U1: throw new NotImplementedException();
case Code.Ldind_U2: throw new NotImplementedException();
case Code.Ldind_U4: throw new NotImplementedException();
case Code.Ldlen: throw new NotImplementedException();
case Code.Ldloc: throw new NotImplementedException();
case Code.Ldind_Ref: throw new NotImplementedException();
case Code.Ldlen: return new CodePropertyReferenceExpression(arg1, "Length");
case Code.Ldloc: return new CodeVariableReferenceExpression(((VariableDefinition)operand).Name);
case Code.Ldloca: throw new NotImplementedException();
case Code.Ldnull: throw new NotImplementedException();
case Code.Ldnull: return new CodePrimitiveExpression(null);
case Code.Ldobj: throw new NotImplementedException();
case Code.Ldsfld: throw new NotImplementedException();
case Code.Ldsflda: throw new NotImplementedException();
case Code.Ldstr: throw new NotImplementedException();
case Code.Ldstr: return new CodePrimitiveExpression(operand);
case Code.Ldtoken: throw new NotImplementedException();
case Code.Ldvirtftn: throw new NotImplementedException();
case Code.Leave: throw new NotImplementedException();
@ -191,7 +210,7 @@ namespace Decompiler @@ -191,7 +210,7 @@ namespace Decompiler
case Code.Newarr: throw new NotImplementedException();
case Code.Newobj: throw new NotImplementedException();
case Code.No: throw new NotImplementedException();
case Code.Nop: throw new NotImplementedException();
case Code.Nop: return new CodeCommentStatement("No-op");
case Code.Not: throw new NotImplementedException();
case Code.Or: throw new NotImplementedException();
case Code.Pop: throw new NotImplementedException();
@ -225,7 +244,7 @@ namespace Decompiler @@ -225,7 +244,7 @@ namespace Decompiler
case Code.Stind_R4: throw new NotImplementedException();
case Code.Stind_R8: throw new NotImplementedException();
case Code.Stind_Ref: throw new NotImplementedException();
case Code.Stloc: throw new NotImplementedException();
case Code.Stloc: return new CodeAssignStatement(new CodeVariableReferenceExpression(((VariableDefinition)operand).Name), arg1);
case Code.Stobj: throw new NotImplementedException();
case Code.Stsfld: throw new NotImplementedException();
case Code.Sub: throw new NotImplementedException();

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