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#include "slang-ir-util.h"
#include "slang-ir-insts.h"
namespace Slang
{
bool isPointerOfType(IRInst* type, IROp opCode)
{
if (auto ptrType = as<IRPtrTypeBase>(type))
{
return ptrType->getValueType() && ptrType->getValueType()->getOp() == opCode;
}
return false;
}
Dictionary<IRInst*, IRInst*> buildInterfaceRequirementDict(IRInterfaceType* interfaceType)
{
Dictionary<IRInst*, IRInst*> result;
for (UInt i = 0; i < interfaceType->getOperandCount(); i++)
{
auto entry = as<IRInterfaceRequirementEntry>(interfaceType->getOperand(i));
if (!entry) continue;
result[entry->getRequirementKey()] = entry->getRequirementVal();
}
return result;
}
bool isPointerOfType(IRInst* type, IRInst* elementType)
{
if (auto ptrType = as<IRPtrTypeBase>(type))
{
return ptrType->getValueType() && isTypeEqual(ptrType->getValueType(), (IRType*)elementType);
}
return false;
}
bool isPtrToClassType(IRInst* type)
{
return isPointerOfType(type, kIROp_ClassType);
}
bool isPtrToArrayType(IRInst* type)
{
return isPointerOfType(type, kIROp_ArrayType) || isPointerOfType(type, kIROp_UnsizedArrayType);
}
bool isComInterfaceType(IRType* type)
{
if (!type) return false;
if (type->findDecoration<IRComInterfaceDecoration>() ||
type->getOp() == kIROp_ComPtrType)
{
return true;
}
if (auto witnessTableType = as<IRWitnessTableTypeBase>(type))
{
return isComInterfaceType((IRType*)witnessTableType->getConformanceType());
}
if (auto ptrType = as<IRNativePtrType>(type))
{
auto valueType = ptrType->getValueType();
return valueType->findDecoration<IRComInterfaceDecoration>() != nullptr;
}
return false;
}
IROp getTypeStyle(IROp op)
{
switch (op)
{
case kIROp_VoidType:
case kIROp_BoolType:
{
return op;
}
case kIROp_Int8Type:
case kIROp_Int16Type:
case kIROp_IntType:
case kIROp_UInt8Type:
case kIROp_UInt16Type:
case kIROp_UIntType:
case kIROp_Int64Type:
case kIROp_UInt64Type:
case kIROp_IntPtrType:
case kIROp_UIntPtrType:
{
// All int like
return kIROp_IntType;
}
case kIROp_HalfType:
case kIROp_FloatType:
case kIROp_DoubleType:
{
// All float like
return kIROp_FloatType;
}
default: return kIROp_Invalid;
}
}
IROp getTypeStyle(BaseType op)
{
switch (op)
{
case BaseType::Void:
return kIROp_VoidType;
case BaseType::Bool:
return kIROp_BoolType;
case BaseType::Char:
case BaseType::Int8:
case BaseType::Int16:
case BaseType::Int:
case BaseType::Int64:
case BaseType::IntPtr:
case BaseType::UInt8:
case BaseType::UInt16:
case BaseType::UInt:
case BaseType::UInt64:
case BaseType::UIntPtr:
return kIROp_IntType;
case BaseType::Half:
case BaseType::Float:
case BaseType::Double:
return kIROp_FloatType;
default:
return kIROp_Invalid;
}
}
}
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