internal void ProcessStoreLoc(FunctionContext funcContext, BuilderStackItem stackItem, int localVariableIndex)
{
var localVariableType = funcContext.LocalVariableTypes[localVariableIndex];
var localVariable = funcContext.LocalVariables[localVariableIndex];
//TODO: Need a better way to compare...
if (localVariableType.IsPointer)
{
var resolvePtrType = Context.TypeResolver.Resolve(localVariableType);
var store = ProcessStore(funcContext,
LLVM.BuildIntToPtr(funcContext.Builder, stackItem.ValRef.Value, resolvePtrType, "IntPtr"),
localVariable);
Context.CLRLogger.Debug(
$"[Stloc_{localVariableIndex}] -> Popped {stackItem.ValRef.Value.TypeOf()} and Stored {store}");
}
else
{
var store = ProcessStore(funcContext, stackItem.ValRef.Value, localVariable);
Context.CLRLogger.Debug(
$"[Stloc_{localVariableIndex}] -> Popped {stackItem.ValRef.Value.TypeOf()} and Stored {store}");
}
}
public override BuildResult Build(Instruction instruction, FunctionContext funcContext)
{
if (instruction.OpCode == OpCodes.Ldloca_S)
{
var def = (VariableDefinition)instruction.Operand;
var stackItem = new BuilderStackItem(funcContext.MethodDef.Body.Variables[def.Index].VariableType,
funcContext.LocalVariables[def.Index]);
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Ldloca_S {def.Index}] -> Pushed Local Variable {stackItem.ValRef.Value} to Stack");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Ldloc_S)
{
var def = (VariableDefinition)instruction.Operand;
var stackItem = new BuilderStackItem(funcContext.MethodDef.Body.Variables[def.Index].VariableType,
LLVM.BuildLoad(funcContext.Builder, funcContext.LocalVariables[def.Index], ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Ldloc_S {def.Index}] -> Pushed Local Variable {stackItem.ValRef.Value} to Stack");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Ldloc_0)
{
var stackItem = new BuilderStackItem(funcContext.MethodDef.Body.Variables[0].VariableType,
LLVM.BuildLoad(funcContext.Builder, funcContext.LocalVariables[0], ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug($"[Ldloc_0] -> Pushed Local Variable {stackItem.ValRef.Value} to Stack");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Ldloc_1)
{
var stackItem = new BuilderStackItem(funcContext.MethodDef.Body.Variables[1].VariableType,
LLVM.BuildLoad(funcContext.Builder, funcContext.LocalVariables[1], ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug($"[Ldloc_1] -> Pushed Local Variable {stackItem.ValRef.Value} to Stack");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Ldloc_2)
{
var stackItem = new BuilderStackItem(funcContext.MethodDef.Body.Variables[2].VariableType,
LLVM.BuildLoad(funcContext.Builder, funcContext.LocalVariables[2], ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug($"[Ldloc_2] -> Pushed Local Variable {stackItem.ValRef.Value} to Stack");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Ldloc_3)
{
var stackItem = new BuilderStackItem(funcContext.MethodDef.Body.Variables[3].VariableType,
LLVM.BuildLoad(funcContext.Builder, funcContext.LocalVariables[3], ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug($"[Ldloc_3] -> Pushed Local Variable {stackItem.ValRef.Value} to Stack");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Stloc_0)
{
var val = funcContext.BuilderStack.Pop();
ProcessStoreLoc(funcContext, val, 0);
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Stloc_1)
{
var val = funcContext.BuilderStack.Pop();
ProcessStoreLoc(funcContext, val, 1);
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Stloc_2)
{
var val = funcContext.BuilderStack.Pop();
ProcessStoreLoc(funcContext, val, 2);
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Stloc_3)
{
var val = funcContext.BuilderStack.Pop();
ProcessStoreLoc(funcContext, val, 3);
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Stloc_S)
{
var index = (VariableDefinition)instruction.Operand;
var val = funcContext.BuilderStack.Pop();
ProcessStoreLoc(funcContext, val, index.Index);
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Stind_I1)
{
var val = funcContext.BuilderStack.Pop();
var cast = LLVM.BuildZExt(funcContext.Builder, val.ValRef.Value, LLVM.Int8Type(), "");
var address = funcContext.BuilderStack.Pop();
var ptr = address.ValRef.Value;
if (address.ValRef.Value.TypeOf().TypeKind != LLVMTypeKind.LLVMPointerTypeKind)
{
ptr = LLVM.BuildIntToPtr(funcContext.Builder, address.ValRef.Value,
LLVM.PointerType(LLVM.Int8Type(), 0),
"");
}
var store = ProcessStore(funcContext, cast, ptr);
Context.CLRLogger.Debug(
$"[Stind_I1] -> Popped {val.ValRef.Value} and {address.ValRef.Value} and Stored into address: {store}");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Stfld)
{
var fieldDef = (FieldDefinition)instruction.Operand;
var value = funcContext.BuilderStack.Pop();
var structRef = funcContext.BuilderStack.Pop();
if (value.ValRef.Value.IsNull())
{
throw new Exception(
"The Value/Reference returned as null thus cannot be stored in Struct!");
}
if (structRef.ValRef.Value.IsNull())
{
throw new Exception(
"The Value/Reference returned as null thus cannot be stored in Struct!");
}
var index = (uint)Array.IndexOf(
Context.FullSymbolToTypeRef[fieldDef.DeclaringType.FullName].CS_FieldDefs,
Context.FullSymbolToTypeRef[fieldDef.DeclaringType.FullName].CS_FieldDefs
.First(I => I.Name == fieldDef.Name));
var refToStruct = structRef.ValRef.Value;
LLVMValueRef offset;
if (fieldDef.DeclaringType.IsClass)
{
offset = LLVM.BuildLoad(funcContext.Builder, refToStruct, "");
}
offset = LLVM.BuildStructGEP(funcContext.Builder, refToStruct, index, structRef.Type.Name);
ProcessStore(funcContext, value.ValRef.Value, offset);
Context.CLRLogger.Debug(
$"[Stfld {fieldDef.FullName}] -> Popped {value.ValRef.Value} and {refToStruct.TypeOf()} and Store {value.ValRef.Value} into {offset}");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Ldfld)
{
var fieldDef = (FieldDefinition)instruction.Operand;
var structRef = funcContext.BuilderStack.Pop();
if (!structRef.ValRef.HasValue)
{
throw new Exception(
"The Value/Reference returned as null thus cannot be stored in Struct!");
}
//var load = LLVM.BuildLoad(funcContext.Builder, structRef.ValRef.Value, $"Loaded_{structRef.Type.Name}");
var load = structRef.ValRef.Value;
var offset = LLVM.BuildStructGEP(funcContext.Builder, load,
(uint)Array.IndexOf(
Context.FullSymbolToTypeRef[fieldDef.DeclaringType.FullName].CS_FieldDefs,
Context.FullSymbolToTypeRef[fieldDef.DeclaringType.FullName].CS_FieldDefs
.First(I => I.Name == fieldDef.Name)), $"Offset_{fieldDef.Name}");
var item = new BuilderStackItem(fieldDef.FieldType, LLVM.BuildLoad(funcContext.Builder, offset, ""));
funcContext.BuilderStack.Push(item);
Context.CLRLogger.Debug(
$"[Ldfld {fieldDef.FullName}] -> Popped {structRef.ValRef.Value} off stack and pushed {item.ValRef.Value} to stack");
return(new BuildResult(true));
}
return(new BuildResult(false));
}
public override BuildResult Build(Instruction instruction, FunctionContext funcContext)
{
if (instruction.OpCode == OpCodes.Conv_I)
{
var value = funcContext.BuilderStack.Pop();
if (MiniBCL.IsTypeARealNumber(value.Type))
{
var stackItem = new BuilderStackItem(MiniBCL.Int32Type,
LLVM.BuildFPToUI(funcContext.Builder, value.ValRef.Value, LLVM.Int8Type(), ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Conv_U1] -> Popped {value.ValRef.Value} and Pushed As Unsigned Integer {stackItem.ValRef.Value} to Stack");
}
else if (MiniBCL.IsTypeAnInteger(value.Type))
{
var stackItem = new BuilderStackItem(MiniBCL.Int32Type,
LLVM.BuildZExt(funcContext.Builder, value.ValRef.Value, LLVM.Int8Type(), ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Conv_U1] -> Popped {value.ValRef.Value} and Pushed As Unsigned Integer {stackItem.ValRef.Value} to Stack");
}
// TODO: Support Decimal Conversion To Int64
else
{
throw new Exception(
"INTEGER 8 BYTES CONVERSION IS NOT SUPPORTED");
}
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Conv_U1)
{
var value = funcContext.BuilderStack.Pop();
if (MiniBCL.IsTypeARealNumber(value.Type))
{
var stackItem = new BuilderStackItem(MiniBCL.UInt8Type,
LLVM.BuildFPToUI(funcContext.Builder, value.ValRef.Value, LLVM.Int8Type(), ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Conv_U1] -> Popped {value.ValRef.Value} and Pushed As Unsigned Integer {stackItem.ValRef.Value} to Stack");
}
else if (MiniBCL.IsTypeAnInteger(value.Type))
{
var stackItem = new BuilderStackItem(MiniBCL.UInt8Type,
LLVM.BuildZExt(funcContext.Builder, value.ValRef.Value, LLVM.Int8Type(), ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Conv_U1] -> Popped {value.ValRef.Value} and Pushed As Unsigned Integer {stackItem.ValRef.Value} to Stack");
}
else
{
throw new Exception(
"UNSIGNED INTEGER 1 BYTES CONVERSION IS NOT SUPPORTED");
}
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Conv_U2)
{
var value = funcContext.BuilderStack.Pop();
if (MiniBCL.IsTypeARealNumber(value.Type))
{
var stackItem = new BuilderStackItem(MiniBCL.UInt16Type,
LLVM.BuildFPToUI(funcContext.Builder, value.ValRef.Value, LLVM.Int16Type(), ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Conv_U2] -> Popped {value.ValRef.Value} and Pushed As Unsigned Integer {stackItem.ValRef.Value} to Stack");
}
else if (MiniBCL.IsTypeAnInteger(value.Type))
{
var stackItem = new BuilderStackItem(MiniBCL.UInt16Type,
LLVM.BuildZExt(funcContext.Builder, value.ValRef.Value, LLVM.Int16Type(), ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Conv_U2] -> Popped {value.ValRef.Value} and Pushed As Unsigned Integer {stackItem.ValRef.Value} to Stack");
}
else
{
throw new Exception(
"UNSIGNED INTEGER 2 BYTES CONVERSION IS NOT SUPPORTED");
}
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Conv_U4)
{
var value = funcContext.BuilderStack.Pop();
if (MiniBCL.IsTypeARealNumber(value.Type))
{
var stackItem = new BuilderStackItem(MiniBCL.UInt32Type,
LLVM.BuildFPToUI(funcContext.Builder, value.ValRef.Value, LLVM.Int32Type(), ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Conv_U4] -> Popped {value.ValRef.Value} and Pushed As Unsigned Integer {stackItem.ValRef.Value} to Stack");
}
else if (MiniBCL.IsTypeAnInteger(value.Type))
{
var stackItem = new BuilderStackItem(MiniBCL.UInt32Type,
LLVM.BuildZExt(funcContext.Builder, value.ValRef.Value, LLVM.Int32Type(), ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Conv_U4] -> Popped {value.ValRef.Value} and Pushed As Unsigned Integer {stackItem.ValRef.Value} to Stack");
}
else
{
throw new Exception(
"UNSIGNED INTEGER 4 BYTES CONVERSION IS NOT SUPPORTED");
}
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Conv_U8)
{
var value = funcContext.BuilderStack.Pop();
if (MiniBCL.IsTypeARealNumber(value.Type))
{
var stackItem = new BuilderStackItem(MiniBCL.UInt64Type,
LLVM.BuildFPToUI(funcContext.Builder, value.ValRef.Value, LLVM.Int64Type(), ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Conv_U8] -> Popped {value.ValRef.Value} and Pushed As Unsigned Integer {stackItem.ValRef.Value} to Stack");
}
else if (MiniBCL.IsTypeAnInteger(value.Type))
{
var stackItem = new BuilderStackItem(MiniBCL.UInt64Type,
LLVM.BuildZExt(funcContext.Builder, value.ValRef.Value, LLVM.Int64Type(), ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Conv_U8] -> Popped {value.ValRef.Value} and Pushed As Unsigned Integer {stackItem.ValRef.Value} to Stack");
}
else
{
throw new Exception(
"UNSIGNED INTEGER 8 BYTES CONVERSION IS NOT SUPPORTED");
}
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Conv_I1)
{
var value = funcContext.BuilderStack.Pop();
if (MiniBCL.IsTypeARealNumber(value.Type))
{
var stackItem = new BuilderStackItem(MiniBCL.Int8Type,
LLVM.BuildFPToSI(funcContext.Builder, value.ValRef.Value, LLVM.Int8Type(), ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Conv_I1] -> Popped {value.ValRef.Value} and Pushed As Signed Integer {stackItem.ValRef.Value} to Stack");
}
else if (MiniBCL.IsTypeAnInteger(value.Type))
{
var stackItem = new BuilderStackItem(MiniBCL.Int8Type,
LLVM.BuildZExt(funcContext.Builder, value.ValRef.Value, LLVM.Int8Type(), ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Conv_I1] -> Popped {value.ValRef.Value} and Pushed As Signed Integer {stackItem.ValRef.Value} to Stack");
}
else
{
throw new Exception(
"INTEGER 1 BYTES CONVERSION IS NOT SUPPORTED");
}
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Conv_I2)
{
var value = funcContext.BuilderStack.Pop();
if (MiniBCL.IsTypeARealNumber(value.Type))
{
var stackItem = new BuilderStackItem(MiniBCL.Int16Type,
LLVM.BuildFPToSI(funcContext.Builder, value.ValRef.Value, LLVM.Int16Type(), ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Conv_I2] -> Popped {value.ValRef.Value} and Pushed As Signed Integer {stackItem.ValRef.Value} to Stack");
}
else if (MiniBCL.IsTypeAnInteger(value.Type))
{
var stackItem = new BuilderStackItem(MiniBCL.Int16Type,
LLVM.BuildZExt(funcContext.Builder, value.ValRef.Value, LLVM.Int16Type(), ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Conv_I2] -> Popped {value.ValRef.Value} and Pushed As Signed Integer {stackItem.ValRef.Value} to Stack");
}
else
{
throw new Exception(
"INTEGER 2 BYTES CONVERSION IS NOT SUPPORTED");
}
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Conv_I4)
{
var value = funcContext.BuilderStack.Pop();
if (value.Type.IsPointer)
{
var stackItem = new BuilderStackItem(MiniBCL.Int32Type,
LLVM.BuildPtrToInt(funcContext.Builder, value.ValRef.Value, LLVM.Int32Type(), ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Conv_I4] -> Popped {value.ValRef.Value} and Pushed As Signed Integer {stackItem.ValRef.Value} to Stack");
}
else if (MiniBCL.IsTypeARealNumber(value.Type))
{
var stackItem = new BuilderStackItem(MiniBCL.Int32Type,
LLVM.BuildFPToSI(funcContext.Builder, value.ValRef.Value, LLVM.Int32Type(), ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Conv_I4] -> Popped {value.ValRef.Value} and Pushed As Signed Integer {stackItem.ValRef.Value} to Stack");
}
else if (MiniBCL.IsTypeAnInteger(value.Type))
{
var stackItem = new BuilderStackItem(MiniBCL.Int32Type,
LLVM.BuildZExt(funcContext.Builder, value.ValRef.Value, LLVM.Int32Type(), ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Conv_I4] -> Popped {value.ValRef.Value} and Pushed As Signed Integer {stackItem.ValRef.Value} to Stack");
}
else
{
throw new Exception(
"INTEGER 4 BYTES CONVERSION IS NOT SUPPORTED");
}
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Conv_I8)
{
var value = funcContext.BuilderStack.Pop();
if (MiniBCL.IsTypeARealNumber(value.Type))
{
var stackItem = new BuilderStackItem(MiniBCL.Int64Type,
LLVM.BuildFPToSI(funcContext.Builder, value.ValRef.Value, LLVM.Int64Type(), ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Conv_I8] -> Popped {value.ValRef.Value} and Pushed As Signed Integer {stackItem.ValRef.Value} to Stack");
}
else if (MiniBCL.IsTypeAnInteger(value.Type))
{
var stackItem = new BuilderStackItem(MiniBCL.Int64Type,
LLVM.BuildZExt(funcContext.Builder, value.ValRef.Value, LLVM.Int64Type(), ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Conv_I8] -> Popped {value.ValRef.Value} and Pushed As Signed Integer {stackItem.ValRef.Value} to Stack");
}
else
{
throw new Exception(
"INTEGER 8 BYTES CONVERSION IS NOT SUPPORTED");
}
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Conv_R4)
{
var value = funcContext.BuilderStack.Pop();
if (MiniBCL.IsTypeAnInteger(value.Type))
{
var stackItem = new BuilderStackItem(MiniBCL.FloatType,
LLVM.BuildSIToFP(funcContext.Builder, value.ValRef.Value,
LLVM.FloatTypeInContext(Context.ContextRef),
""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Conv_R4] -> Popped {value.ValRef.Value} and Pushed As Float {stackItem.ValRef.Value} to Stack");
}
else if (MiniBCL.IsTypeARealNumber(value.Type))
{
var stackItem = new BuilderStackItem(MiniBCL.FloatType,
LLVM.BuildFPCast(funcContext.Builder, value.ValRef.Value,
LLVM.FloatTypeInContext(Context.ContextRef),
""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Conv_R4] -> Popped {value.ValRef.Value} and Pushed As Float {stackItem.ValRef.Value} to Stack");
}
else
{
throw new Exception(
"REAL 4 BYTES CONVERSION IS NOT SUPPORTED");
}
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Conv_R8)
{
var value = funcContext.BuilderStack.Pop();
if (MiniBCL.IsTypeAnInteger(value.Type))
{
var stackItem = new BuilderStackItem(MiniBCL.DoubleType,
LLVM.BuildSIToFP(funcContext.Builder, value.ValRef.Value,
LLVM.DoubleTypeInContext(Context.ContextRef),
""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Conv_R8] -> Popped {value.ValRef.Value} and Pushed As Float {stackItem.ValRef.Value} to Stack");
}
else if (MiniBCL.IsTypeARealNumber(value.Type))
{
var stackItem = new BuilderStackItem(MiniBCL.DoubleType,
LLVM.BuildFPCast(funcContext.Builder, value.ValRef.Value,
LLVM.DoubleTypeInContext(Context.ContextRef),
""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Conv_R8] -> Popped {value.ValRef.Value} and Pushed As Float {stackItem.ValRef.Value} to Stack");
}
else
{
throw new Exception(
"REAL 8 BYTES CONVERSION IS NOT SUPPORTED");
}
return(new BuildResult(true));
}
return(new BuildResult(false));
}
public override BuildResult Build(Instruction instruction, FunctionContext funcContext)
{
if (instruction.OpCode == OpCodes.Ldind_U1)
{
var val = funcContext.BuilderStack.Pop();
LLVMValueRef cast;
if (val.Type.IsPointer)
{
cast = LLVM.BuildPtrToInt(funcContext.Builder,
LLVM.BuildLoad(funcContext.Builder, val.ValRef.Value, ""),
LLVM.Int32Type(), "");
}
else
{
cast = LLVM.BuildZExt(funcContext.Builder,
LLVM.BuildLoad(funcContext.Builder, val.ValRef.Value, ""),
LLVM.Int32Type(), "");
}
funcContext.BuilderStack.Push(new BuilderStackItem
{
Type = MiniBCL.Int32Type,
TypeRef = LLVM.Int32Type(),
ValRef = cast
});
Context.CLRLogger.Debug(
$"[Ldind_U1] -> Popped Stack Item {val.ValRef.Value}, Loaded and Casted to Int32 Type {cast}");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Ldind_I)
{
var val = funcContext.BuilderStack.Pop();
// TODO: Support Native Integer conversion
LLVMValueRef cast;
if (val.Type.IsPointer)
{
cast = LLVM.BuildLoad(funcContext.Builder, val.ValRef.Value, "");
funcContext.BuilderStack.Push(new BuilderStackItem
{
Type = ((PointerType)val.Type).ElementType,
TypeRef = cast.TypeOf(),
ValRef = cast
});
}
else
{
cast = LLVM.BuildZExt(funcContext.Builder,
LLVM.BuildLoad(funcContext.Builder, val.ValRef.Value, $"Load_{val.Type.Name}"),
LLVM.Int64Type(), "");
funcContext.BuilderStack.Push(new BuilderStackItem
{
Type = MiniBCL.Int64Type,
TypeRef = LLVM.Int64Type(),
ValRef = cast
});
}
Context.CLRLogger.Debug(
$"[Ldind_I] -> Popped Stack Item {val.ValRef.Value} and Casted to Int64 Type {cast}");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Ldc_I4)
{
var operand = (int)instruction.Operand;
var stackItem = LLVM.ConstInt(LLVM.Int32TypeInContext(Context.ContextRef), (ulong)operand,
true);
funcContext.BuilderStack.Push(new BuilderStackItem(MiniBCL.Int32Type,
stackItem));
Context.CLRLogger.Debug($"[Ldc_I4 {operand}] -> Pushed {stackItem} to Stack");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Ldc_I4_S)
{
var operand = (sbyte)instruction.Operand;
var stackItem = LLVM.ConstInt(LLVM.Int32TypeInContext(Context.ContextRef), (ulong)operand,
true);
funcContext.BuilderStack.Push(new BuilderStackItem(MiniBCL.Int32Type,
stackItem));
Context.CLRLogger.Debug($"[Ldc_I4_S {operand}] -> Pushed {stackItem} to Stack");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Ldc_I4_0)
{
var stackItem = LLVM.ConstInt(LLVM.Int32TypeInContext(Context.ContextRef), 0, true);
funcContext.BuilderStack.Push(new BuilderStackItem(MiniBCL.Int32Type,
stackItem));
Context.CLRLogger.Debug($"[Ldc_I4_0] -> Pushed {stackItem} to Stack");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Ldc_I4_1)
{
var stackItem = LLVM.ConstInt(LLVM.Int32TypeInContext(Context.ContextRef), 1, true);
funcContext.BuilderStack.Push(new BuilderStackItem(MiniBCL.Int32Type,
stackItem));
Context.CLRLogger.Debug($"[Ldc_I4_1] -> Pushed {stackItem} to Stack");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Ldc_I4_2)
{
var stackItem = LLVM.ConstInt(LLVM.Int32TypeInContext(Context.ContextRef), 2, true);
funcContext.BuilderStack.Push(new BuilderStackItem(MiniBCL.Int32Type,
stackItem));
Context.CLRLogger.Debug($"[Ldc_I4_2] -> Pushed {stackItem} to Stack");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Ldc_I4_3)
{
var stackItem = LLVM.ConstInt(LLVM.Int32TypeInContext(Context.ContextRef), 3, true);
funcContext.BuilderStack.Push(new BuilderStackItem(MiniBCL.Int32Type,
stackItem));
Context.CLRLogger.Debug($"[Ldc_I4_3] -> Pushed {stackItem} to Stack");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Ldc_I4_4)
{
var stackItem = LLVM.ConstInt(LLVM.Int32TypeInContext(Context.ContextRef), 4, true);
funcContext.BuilderStack.Push(new BuilderStackItem(MiniBCL.Int32Type,
stackItem));
Context.CLRLogger.Debug($"[Ldc_I4_4] -> Pushed {stackItem} to Stack");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Ldc_I4_5)
{
var stackItem = LLVM.ConstInt(LLVM.Int32TypeInContext(Context.ContextRef), 5, true);
funcContext.BuilderStack.Push(new BuilderStackItem(MiniBCL.Int32Type,
stackItem));
Context.CLRLogger.Debug($"[Ldc_I4_5] -> Pushed {stackItem} to Stack");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Ldc_I4_6)
{
var stackItem = LLVM.ConstInt(LLVM.Int32TypeInContext(Context.ContextRef), 6, true);
funcContext.BuilderStack.Push(new BuilderStackItem(MiniBCL.Int32Type,
stackItem));
Context.CLRLogger.Debug($"[Ldc_I4_6] -> Pushed {stackItem} to Stack");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Ldc_I4_7)
{
var stackItem = LLVM.ConstInt(LLVM.Int32TypeInContext(Context.ContextRef), 7, true);
funcContext.BuilderStack.Push(new BuilderStackItem(MiniBCL.Int32Type,
stackItem));
Context.CLRLogger.Debug($"[Ldc_I4_7] -> Pushed {stackItem} to Stack");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Ldc_I4_8)
{
var stackItem = LLVM.ConstInt(LLVM.Int32TypeInContext(Context.ContextRef), 8, true);
funcContext.BuilderStack.Push(new BuilderStackItem(MiniBCL.Int32Type,
stackItem));
Context.CLRLogger.Debug($"[Ldc_I4_8] -> Pushed {stackItem} to Stack");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Ldc_I4_M1)
{
unchecked
{
var stackItem = LLVM.ConstInt(LLVM.Int32TypeInContext(Context.ContextRef), (ulong)-1,
true);
funcContext.BuilderStack.Push(new BuilderStackItem(MiniBCL.Int32Type,
stackItem));
Context.CLRLogger.Debug($"[Ldc_I4_M1] -> Pushed {stackItem} to Stack");
return(new BuildResult(true));
}
}
if (instruction.OpCode == OpCodes.Ldc_I8)
{
var stackItem = new BuilderStackItem(MiniBCL.Int64Type,
LLVM.ConstInt(LLVM.Int64TypeInContext(Context.ContextRef), (ulong)instruction.Operand,
new LLVMBool(1)));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug($"[Ldc_I8] -> Pushed {stackItem.ValRef.Value} to Stack");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Ldc_R4)
{
var stackItem = new BuilderStackItem(MiniBCL.FloatType,
LLVM.ConstReal(LLVM.FloatTypeInContext(Context.ContextRef), (double)instruction.Operand));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug($"[Ldc_R4] -> Pushed {stackItem.ValRef.Value} to Stack");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Ldc_R8)
{
var stackItem = new BuilderStackItem(MiniBCL.DoubleType,
LLVM.ConstReal(LLVM.DoubleTypeInContext(Context.ContextRef),
(double)instruction.Operand));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug($"[Ldc_R8] -> Pushed {stackItem.ValRef.Value} to Stack");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Ldnull)
{
var stackItem = new BuilderStackItem(MiniBCL.Int64Type,
LLVM.ConstNull(LLVM.PointerType(LLVM.Int8Type(), 0)));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug($"[Ldnull] -> Pushed {stackItem.ValRef.Value} to Stack");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Ldftn)
{
var operand = (MethodDefinition)instruction.Operand;
var symbol = SymbolHelper.GetCSToLLVMSymbolName(operand);
if (!Context.SymbolToCallableFunction.ContainsKey(symbol))
{
Context.CLR.ProcessFunction(operand.Resolve(), false);
}
var stackItem =
new BuilderStackItem(operand.ReturnType.Resolve(),
Context.SymbolToCallableFunction[symbol]);
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug($"[Ldftn {stackItem.Type}] -> Pushed {stackItem.ValRef.Value} to Stack");
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Ldstr)
{
var val = (string)instruction.Operand;
var ldstr = LLVM.BuildGlobalStringPtr(funcContext.Builder, val, "");
var stackItem = new BuilderStackItem(MiniBCL.StringType, ldstr);
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug($"[Ldstr {val}] -> Pushed {ldstr.TypeOf()} to Stack");
return(new BuildResult(true));
}
return(new BuildResult(false));
}
public override BuildResult Build(Instruction instruction, FunctionContext funcContext)
{
if (instruction.OpCode == OpCodes.Add)
{
// TODO: Support conversion between Floating Point and Integers
var rval = funcContext.BuilderStack.Pop();
var lval = funcContext.BuilderStack.Pop();
if (MiniBCL.IsTypeAnInteger(lval.Type) && MiniBCL.IsTypeAnInteger(rval.Type))
{
// TODO: Need to determine the size of pointer.
LLVMValueRef actualLVal;
LLVMValueRef actualRVal;
if (lval.ValRef.Value.TypeOf().TypeKind == LLVMTypeKind.LLVMPointerTypeKind)
{
actualLVal = LLVM.BuildPtrToInt(funcContext.Builder, lval.ValRef.Value, LLVM.Int32Type(),
"lval");
}
else
{
actualLVal = LLVM.BuildZExt(funcContext.Builder, lval.ValRef.Value, LLVM.Int32Type(), "lval");
}
if (rval.ValRef.Value.TypeOf().TypeKind == LLVMTypeKind.LLVMPointerTypeKind)
{
actualRVal = LLVM.BuildPtrToInt(funcContext.Builder, rval.ValRef.Value, LLVM.Int32Type(),
"rval");
}
else
{
actualRVal = LLVM.BuildZExt(funcContext.Builder, rval.ValRef.Value, LLVM.Int32Type(), "rval");
}
var stackItem = new BuilderStackItem(lval.Type,
LLVM.BuildAdd(funcContext.Builder, actualLVal, actualRVal, ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Add] -> Popped {rval.ValRef.Value} and {lval.ValRef.Value.TypeOf()} and Pushed {stackItem.ValRef.Value}");
}
else if (MiniBCL.IsTypeARealNumber(lval.Type) && MiniBCL.IsTypeARealNumber(rval.Type))
{
var stackItem = new BuilderStackItem(lval.Type,
LLVM.BuildFAdd(funcContext.Builder, lval.ValRef.Value, rval.ValRef.Value, ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Add] -> Popped {rval.ValRef.Value} and {lval.ValRef.Value} and Pushed {stackItem.ValRef.Value}");
}
else
{
throw new Exception("Unknown type, thus cannot add!");
}
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Sub)
{
// TODO: Support conversion between Floating Point and Integers
var rval = funcContext.BuilderStack.Pop();
var lval = funcContext.BuilderStack.Pop();
if (MiniBCL.IsTypeAnInteger(lval.Type) && MiniBCL.IsTypeAnInteger(rval.Type))
{
// TODO: Need to determine the size of pointer.
LLVMValueRef actualLVal;
LLVMValueRef actualRVal;
if (lval.ValRef.Value.TypeOf().TypeKind == LLVMTypeKind.LLVMPointerTypeKind)
{
actualLVal = LLVM.BuildPtrToInt(funcContext.Builder, lval.ValRef.Value, LLVM.Int32Type(),
"lval");
}
else
{
actualLVal = LLVM.BuildZExt(funcContext.Builder, lval.ValRef.Value, LLVM.Int32Type(), "lval");
}
if (rval.ValRef.Value.TypeOf().TypeKind == LLVMTypeKind.LLVMPointerTypeKind)
{
actualRVal = LLVM.BuildPtrToInt(funcContext.Builder, rval.ValRef.Value, LLVM.Int32Type(),
"rval");
}
else
{
actualRVal = LLVM.BuildZExt(funcContext.Builder, rval.ValRef.Value, LLVM.Int32Type(), "rval");
}
var stackItem = new BuilderStackItem(lval.Type,
LLVM.BuildSub(funcContext.Builder, actualLVal, actualRVal, ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Sub] -> Popped {rval.ValRef.Value} and {lval.ValRef.Value} and Pushed {stackItem.ValRef.Value}");
}
else if (MiniBCL.IsTypeARealNumber(lval.Type) && MiniBCL.IsTypeARealNumber(rval.Type))
{
var stackItem = new BuilderStackItem(lval.Type,
LLVM.BuildFSub(funcContext.Builder, lval.ValRef.Value, rval.ValRef.Value, ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Sub] -> Popped {rval.ValRef.Value} and {lval.ValRef.Value} and Pushed {stackItem.ValRef.Value}");
}
else
{
throw new Exception("Unknown type, thus cannot add!");
}
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Mul)
{
// TODO: Support conversion between Floating Point and Integers
var rval = funcContext.BuilderStack.Pop();
var lval = funcContext.BuilderStack.Pop();
if (MiniBCL.IsTypeAnInteger(lval.Type) && MiniBCL.IsTypeAnInteger(rval.Type))
{
// TODO: Need to determine the size of pointer.
LLVMValueRef actualLVal;
LLVMValueRef actualRVal;
if (lval.ValRef.Value.TypeOf().TypeKind == LLVMTypeKind.LLVMPointerTypeKind)
{
actualLVal = LLVM.BuildPtrToInt(funcContext.Builder, lval.ValRef.Value, LLVM.Int32Type(),
"lval");
}
else
{
actualLVal = LLVM.BuildZExt(funcContext.Builder, lval.ValRef.Value, LLVM.Int32Type(), "lval");
}
if (rval.ValRef.Value.TypeOf().TypeKind == LLVMTypeKind.LLVMPointerTypeKind)
{
actualRVal = LLVM.BuildPtrToInt(funcContext.Builder, rval.ValRef.Value, LLVM.Int32Type(),
"rval");
}
else
{
actualRVal = LLVM.BuildZExt(funcContext.Builder, rval.ValRef.Value, LLVM.Int32Type(), "rval");
}
var stackItem = new BuilderStackItem(lval.Type,
LLVM.BuildMul(funcContext.Builder, actualLVal, actualRVal, ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Sub] -> Popped {rval.ValRef.Value} and {lval.ValRef.Value} and Pushed {stackItem.ValRef.Value}");
}
else if (MiniBCL.IsTypeARealNumber(lval.Type) && MiniBCL.IsTypeARealNumber(rval.Type))
{
var stackItem = new BuilderStackItem(lval.Type,
LLVM.BuildFMul(funcContext.Builder, lval.ValRef.Value, rval.ValRef.Value, ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Sub] -> Popped {rval.ValRef.Value} and {lval.ValRef.Value} and Pushed {stackItem.ValRef.Value}");
}
else
{
throw new Exception("Unknown type, thus cannot add!");
}
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Div)
{
// TODO: Support conversion between Floating Point and Integers
var rval = funcContext.BuilderStack.Pop();
var lval = funcContext.BuilderStack.Pop();
if (MiniBCL.IsTypeAnInteger(lval.Type) && MiniBCL.IsTypeAnInteger(rval.Type))
{
// TODO: Need to determine the size of pointer.
LLVMValueRef actualLVal;
LLVMValueRef actualRVal;
if (lval.ValRef.Value.TypeOf().TypeKind == LLVMTypeKind.LLVMPointerTypeKind)
{
actualLVal = LLVM.BuildPtrToInt(funcContext.Builder, lval.ValRef.Value, LLVM.Int32Type(),
"lval");
}
else
{
actualLVal = LLVM.BuildZExt(funcContext.Builder, lval.ValRef.Value, LLVM.Int32Type(), "lval");
}
if (rval.ValRef.Value.TypeOf().TypeKind == LLVMTypeKind.LLVMPointerTypeKind)
{
actualRVal = LLVM.BuildPtrToInt(funcContext.Builder, rval.ValRef.Value, LLVM.Int32Type(),
"rval");
}
else
{
actualRVal = LLVM.BuildZExt(funcContext.Builder, rval.ValRef.Value, LLVM.Int32Type(), "rval");
}
var stackItem = new BuilderStackItem(lval.Type,
LLVM.BuildSDiv(funcContext.Builder, actualLVal, actualRVal, ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Sub] -> Popped {rval.ValRef.Value} and {lval.ValRef.Value} and Pushed {stackItem.ValRef.Value}");
}
else if (MiniBCL.IsTypeARealNumber(lval.Type) && MiniBCL.IsTypeARealNumber(rval.Type))
{
var stackItem = new BuilderStackItem(lval.Type,
LLVM.BuildFDiv(funcContext.Builder, lval.ValRef.Value, rval.ValRef.Value, ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Sub] -> Popped {rval.ValRef.Value} and {lval.ValRef.Value} and Pushed {stackItem.ValRef.Value}");
}
else
{
throw new Exception("Unknown type, thus cannot add!");
}
return(new BuildResult(true));
}
if (instruction.OpCode == OpCodes.Rem)
{
// TODO: Support conversion between Floating Point and Integers
var rval = funcContext.BuilderStack.Pop();
var lval = funcContext.BuilderStack.Pop();
if (MiniBCL.IsTypeAnInteger(lval.Type) && MiniBCL.IsTypeAnInteger(rval.Type))
{
// TODO: Need to determine the size of pointer.
LLVMValueRef actualLVal;
LLVMValueRef actualRVal;
if (lval.ValRef.Value.TypeOf().TypeKind == LLVMTypeKind.LLVMPointerTypeKind)
{
actualLVal = LLVM.BuildPtrToInt(funcContext.Builder, lval.ValRef.Value, LLVM.Int32Type(),
"lval");
}
else
{
actualLVal = LLVM.BuildZExt(funcContext.Builder, lval.ValRef.Value, LLVM.Int32Type(), "lval");
}
if (rval.ValRef.Value.TypeOf().TypeKind == LLVMTypeKind.LLVMPointerTypeKind)
{
actualRVal = LLVM.BuildPtrToInt(funcContext.Builder, rval.ValRef.Value, LLVM.Int32Type(),
"rval");
}
else
{
actualRVal = LLVM.BuildZExt(funcContext.Builder, rval.ValRef.Value, LLVM.Int32Type(), "rval");
}
var stackItem = new BuilderStackItem(lval.Type,
LLVM.BuildSRem(funcContext.Builder, actualLVal, actualRVal, ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Sub] -> Popped {rval.ValRef.Value} and {lval.ValRef.Value} and Pushed {stackItem.ValRef.Value}");
}
else if (MiniBCL.IsTypeARealNumber(lval.Type) && MiniBCL.IsTypeARealNumber(rval.Type))
{
var stackItem = new BuilderStackItem(lval.Type,
LLVM.BuildFRem(funcContext.Builder, lval.ValRef.Value, rval.ValRef.Value, ""));
funcContext.BuilderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[Sub] -> Popped {rval.ValRef.Value} and {lval.ValRef.Value} and Pushed {stackItem.ValRef.Value}");
}
else
{
throw new Exception("Unknown type, thus cannot add!");
}
return(new BuildResult(true));
}
return(new BuildResult(false));
}
internal void ProcessCall(Instruction instruction, LLVMBuilderRef builder,
Stack <BuilderStackItem> builderStack)
{
var methodToCall = (MethodReference)instruction.Operand;
Context.CLRLogger.Debug(methodToCall.ToString());
var resolvedMethodToCall = methodToCall.Resolve();
if (methodToCall.HasThis && resolvedMethodToCall.DeclaringType?.BaseType != null &&
(resolvedMethodToCall.DeclaringType.BaseType.FullName == "System.Delegate" ||
resolvedMethodToCall.DeclaringType.BaseType.FullName == "System.MulticastDelegate"))
{
var refs = new LLVMValueRef[methodToCall.Parameters.Count];
if (refs.Length > 0)
{
for (var i = methodToCall.Parameters.Count - 1; i > -1; --i)
{
refs[i] = builderStack.Pop().ValRef.Value;
}
}
var reference = builderStack.Pop();
var stackItem = new BuilderStackItem(methodToCall.ReturnType.Resolve(),
LLVM.BuildCall(builder, reference.ValRef.Value, refs, ""));
// We know this is a delegate, now to call it!
builderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[{instruction.OpCode.Name} {methodToCall.FullName}] -> Determined as Delegate, Popped Reference {reference} and Push {stackItem.ValRef} to Stack");
}
else
{
var refs = new LLVMValueRef[methodToCall.HasThis
? methodToCall.Parameters.Count + 1
: methodToCall.Parameters.Count];
var symbol = SymbolHelper.GetCSToLLVMSymbolName(methodToCall);
if (refs.Length > (methodToCall.HasThis ? 1 : 0))
{
for (var i = methodToCall.HasThis
? methodToCall.Parameters.Count
: methodToCall.Parameters.Count - 1;
i > (methodToCall.HasThis ? 0 : -1);
--i)
{
refs[i] = builderStack.Pop().ValRef.Value;
}
}
if (!Context.SymbolToCallableFunction.ContainsKey(SymbolHelper.GetCSToLLVMSymbolName(methodToCall)))
{
Context.CLRLogger.Debug("Resolving Function");
Context.CLR.ProcessFunction(methodToCall.Resolve(), false);
}
if (methodToCall.HasThis)
{
var reference = builderStack.Pop();
if (methodToCall.DeclaringType.FullName != reference.Type.FullName)
{
refs[0] = LLVM.BuildPointerCast(builder, reference.ValRef.Value,
Context.SymbolToCallableFunction[symbol].GetFirstParam().TypeOf(), "");
}
else
{
refs[0] = reference.ValRef.Value;
}
}
if (methodToCall.ReturnType.FullName != "System.Void")
{
var stackItem = new BuilderStackItem(methodToCall.ReturnType.Resolve(),
LLVM.BuildCall(builder,
Context.SymbolToCallableFunction[SymbolHelper.GetCSToLLVMSymbolName(methodToCall)],
refs, ""));
builderStack.Push(stackItem);
Context.CLRLogger.Debug(
$"[{instruction.OpCode.Name} {methodToCall.FullName}] -> Push {stackItem.ValRef} to Stack");
return;
}
var call = LLVM.BuildCall(builder,
Context.SymbolToCallableFunction[SymbolHelper.GetCSToLLVMSymbolName(methodToCall)],
refs, "");
Context.CLRLogger.Debug($"[{instruction.OpCode.Name} {methodToCall.FullName}] -> Called {call}");
}
}
