/// <summary>
/// </summary>
/// <param name="opCode">
/// </param>
/// <param name="codes">
/// </param>
/// <returns>
/// </returns>
public static bool Any(this OpCodePart opCode, params Code[] codes)
{
if (opCode == null)
{
return(false);
}
var code = opCode.ToCode();
return(codes.Any(item => item == code));
}
/// <summary>
/// </summary>
/// <param name="opCode">
/// </param>
/// <returns>
/// </returns>
public static int GetArgIndex(this OpCodePart opCode)
{
var asString = opCode.ToCode().ToString();
var index = -1;
if (opCode.Any(Code.Ldarg_S, Code.Ldarg, Code.Ldarga_S, Code.Ldarga, Code.Starg_S, Code.Starg))
{
var opCodeInt32 = opCode as OpCodeInt32Part;
index = opCodeInt32.Operand;
}
else
{
index = int.Parse(asString.Substring(asString.Length - 1));
}
return(index);
}
/// <summary>
/// </summary>
/// <param name="llvmWriter">
/// </param>
/// <param name="opCodePart">
/// </param>
/// <param name="methodBase">
/// </param>
public static void WriteCallConstructor(this LlvmWriter llvmWriter, OpCodePart opCodePart, IConstructor methodBase)
{
var writer = llvmWriter.Output;
writer.WriteLine(string.Empty);
writer.WriteLine("; Call Constructor");
var resAlloc = opCodePart.Result;
opCodePart.Result = null;
llvmWriter.WriteCall(
opCodePart,
methodBase,
opCodePart.ToCode() == Code.Callvirt,
true,
true,
resAlloc,
llvmWriter.tryScopes.Count > 0 ? llvmWriter.tryScopes.Peek() : null);
opCodePart.Result = resAlloc;
}
/// <summary>
/// </summary>
/// <param name="opCode">
/// </param>
/// <param name="baseWriter">
/// </param>
/// <returns>
/// </returns>
public static IType GetLocalType(this OpCodePart opCode, BaseWriter baseWriter)
{
var asString = opCode.ToCode().ToString();
var index = -1;
if (opCode.Any(Code.Ldloc_S, Code.Ldloc, Code.Ldloca_S, Code.Ldloca) || opCode.Any(Code.Stloc_S, Code.Stloc))
{
index = (opCode as OpCodeInt32Part).Operand;
}
else
{
index = int.Parse(asString.Substring(asString.Length - 1));
}
Debug.Assert(baseWriter.LocalInfo.Length > index);
var localType = baseWriter.LocalInfo[index].LocalType;
return(localType);
}
public void SaveBranchStackValue(OpCodePart opCode, BaseWriter baseWriter)
{
switch (opCode.ToCode())
{
case Code.Br:
case Code.Br_S:
case Code.Beq:
case Code.Beq_S:
case Code.Blt:
case Code.Blt_S:
case Code.Bgt:
case Code.Bgt_S:
case Code.Ble:
case Code.Ble_S:
case Code.Bge:
case Code.Bge_S:
case Code.Blt_Un:
case Code.Blt_Un_S:
case Code.Bgt_Un:
case Code.Bgt_Un_S:
case Code.Ble_Un:
case Code.Ble_Un_S:
case Code.Bge_Un:
case Code.Bge_Un_S:
case Code.Bne_Un:
case Code.Bne_Un_S:
case Code.Brtrue:
case Code.Brtrue_S:
case Code.Brfalse:
case Code.Brfalse_S:
if (opCode.IsJumpForward() && this.main.Any())
{
// to clone whole stack
var clonedStack = this.main.ToList();
clonedStack.Reverse();
opCode.BranchStackValue = new Stack <OpCodePart>(clonedStack);
}
break;
}
}
public void SaveBranchStackValue(OpCodePart opCode, BaseWriter baseWriter)
{
switch (opCode.ToCode())
{
case Code.Br:
case Code.Br_S:
case Code.Beq:
case Code.Beq_S:
case Code.Blt:
case Code.Blt_S:
case Code.Bgt:
case Code.Bgt_S:
case Code.Ble:
case Code.Ble_S:
case Code.Bge:
case Code.Bge_S:
case Code.Blt_Un:
case Code.Blt_Un_S:
case Code.Bgt_Un:
case Code.Bgt_Un_S:
case Code.Ble_Un:
case Code.Ble_Un_S:
case Code.Bge_Un:
case Code.Bge_Un_S:
case Code.Bne_Un:
case Code.Bne_Un_S:
case Code.Brtrue:
case Code.Brtrue_S:
case Code.Brfalse:
case Code.Brfalse_S:
if (opCode.IsJumpForward() && this.main.Any())
{
opCode.BranchStackValue = this.main.Peek();
}
break;
}
}
public void SaveBranchStackValue(OpCodePart opCode, BaseWriter baseWriter)
{
switch (opCode.ToCode())
{
case Code.Br:
case Code.Br_S:
case Code.Beq:
case Code.Beq_S:
case Code.Blt:
case Code.Blt_S:
case Code.Bgt:
case Code.Bgt_S:
case Code.Ble:
case Code.Ble_S:
case Code.Bge:
case Code.Bge_S:
case Code.Blt_Un:
case Code.Blt_Un_S:
case Code.Bgt_Un:
case Code.Bgt_Un_S:
case Code.Ble_Un:
case Code.Ble_Un_S:
case Code.Bge_Un:
case Code.Bge_Un_S:
case Code.Bne_Un:
case Code.Bne_Un_S:
case Code.Brtrue:
case Code.Brtrue_S:
case Code.Brfalse:
case Code.Brfalse_S:
if (opCode.IsJumpForward() && this.main.Any())
{
// to clone whole stack
var clonedStack = this.main.ToList();
clonedStack.Reverse();
opCode.BranchStackValue = new Stack<OpCodePart>(clonedStack);
}
break;
}
}
/// <summary>
/// </summary>
/// <param name="opCodePart">
/// </param>
/// <returns>
/// </returns>
public static bool IsReturn(this OpCodePart opCodePart)
{
return(opCodePart.OpCode.FlowControl == FlowControl.Return && opCodePart.ToCode() != Code.Endfinally);
}
/// <summary>
/// </summary>
/// <param name="opCodePart">
/// </param>
/// <returns>
/// </returns>
public static bool IsCondBranch(this OpCodePart opCodePart)
{
return(opCodePart.OpCode.FlowControl == FlowControl.Cond_Branch && opCodePart.ToCode() != Code.Switch && opCodePart.ToCode() != Code.Leave &&
opCodePart.ToCode() != Code.Leave_S);
}
/// <summary>
/// </summary>
/// <param name="opCodePart">
/// </param>
/// <returns>
/// </returns>
public static bool IsBranch(this OpCodePart opCodePart)
{
return(opCodePart.OpCode.FlowControl == FlowControl.Branch && opCodePart.ToCode() != Code.Switch);
}