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#include "mkql_collect.h"
#include <yql/essentials/minikql/computation/mkql_computation_node_holders.h>
#include <yql/essentials/minikql/computation/mkql_computation_node_codegen.h> // Y_IGNORE
namespace NKikimr {
namespace NMiniKQL {
namespace {
class TCollectFlowWrapper : public TMutableCodegeneratorRootNode<TCollectFlowWrapper> {
using TBaseComputation = TMutableCodegeneratorRootNode<TCollectFlowWrapper>;
public:
TCollectFlowWrapper(TComputationMutables& mutables, IComputationNode* flow)
: TBaseComputation(mutables, EValueRepresentation::Boxed), Flow(flow)
{}
NUdf::TUnboxedValuePod DoCalculate(TComputationContext& ctx) const {
for (NUdf::TUnboxedValue list = ctx.HolderFactory.GetEmptyContainerLazy();;) {
auto item = Flow->GetValue(ctx);
if (item.IsFinish()) {
return list.Release();
}
MKQL_ENSURE(!item.IsYield(), "Unexpected flow status!");
list = ctx.HolderFactory.Append(list.Release(), item.Release());
}
}
#ifndef MKQL_DISABLE_CODEGEN
Value* DoGenerateGetValue(const TCodegenContext& ctx, BasicBlock*& block) const {
auto& context = ctx.Codegen.GetContext();
const auto factory = ctx.GetFactory();
const auto valueType = Type::getInt128Ty(context);
const auto empty = ConstantInt::get(Type::getInt64Ty(context), GetMethodPtr(&THolderFactory::GetEmptyContainerLazy));
const auto append = ConstantInt::get(Type::getInt64Ty(context), GetMethodPtr(&THolderFactory::Append));
const auto work = BasicBlock::Create(context, "work", ctx.Func);
const auto good = BasicBlock::Create(context, "good", ctx.Func);
const auto done = BasicBlock::Create(context, "done", ctx.Func);
const auto burn = BasicBlock::Create(context, "burn", ctx.Func);
const auto list = PHINode::Create(valueType, 2U, "list", work);
if (NYql::NCodegen::ETarget::Windows != ctx.Codegen.GetEffectiveTarget()) {
const auto funType = FunctionType::get(valueType, {factory->getType()}, false);
const auto funcPtr = CastInst::Create(Instruction::IntToPtr, empty, PointerType::getUnqual(funType), "empty", block);
const auto first = CallInst::Create(funType, funcPtr, {factory}, "init", block);
list->addIncoming(first, block);
} else {
const auto ptr = new AllocaInst(valueType, 0U, "ptr", block);
const auto funType = FunctionType::get(Type::getVoidTy(context), {factory->getType(), ptr->getType()}, false);
const auto funcPtr = CastInst::Create(Instruction::IntToPtr, empty, PointerType::getUnqual(funType), "empty", block);
CallInst::Create(funType, funcPtr, {factory, ptr}, "", block);
const auto first = new LoadInst(valueType, ptr, "init", block);
list->addIncoming(first, block);
}
BranchInst::Create(work, block);
block = work;
const auto item = GetNodeValue(Flow, ctx, block);
const auto select = SwitchInst::Create(item, good, 2U, block);
select->addCase(GetFinish(context), done);
select->addCase(GetYield(context), burn);
{
block = good;
if (NYql::NCodegen::ETarget::Windows != ctx.Codegen.GetEffectiveTarget()) {
const auto funType = FunctionType::get(valueType, {factory->getType(), list->getType(), item->getType()}, false);
const auto funcPtr = CastInst::Create(Instruction::IntToPtr, append, PointerType::getUnqual(funType), "append", block);
const auto next = CallInst::Create(funType, funcPtr, {factory, list, item}, "next", block);
list->addIncoming(next, block);
} else {
const auto retPtr = new AllocaInst(list->getType(), 0U, "ret_ptr", block);
const auto itemPtr = new AllocaInst(item->getType(), 0U, "item_ptr", block);
new StoreInst(list, retPtr, block);
new StoreInst(item, itemPtr, block);
const auto funType = FunctionType::get(Type::getVoidTy(context), {factory->getType(), retPtr->getType(), retPtr->getType(), itemPtr->getType()}, false);
const auto funcPtr = CastInst::Create(Instruction::IntToPtr, append, PointerType::getUnqual(funType), "append", block);
CallInst::Create(funType, funcPtr, {factory, retPtr, retPtr, itemPtr}, "", block);
const auto next = new LoadInst(list->getType(), retPtr, "next", block);
list->addIncoming(next, block);
}
BranchInst::Create(work, block);
}
{
block = burn;
const auto thrower = ConstantInt::get(Type::getInt64Ty(context), GetMethodPtr(&TCollectFlowWrapper::Throw));
const auto throwerType = FunctionType::get(Type::getVoidTy(context), {}, false);
const auto throwerPtr = CastInst::Create(Instruction::IntToPtr, thrower, PointerType::getUnqual(throwerType), "thrower", block);
CallInst::Create(throwerType, throwerPtr, {}, "", block);
new UnreachableInst(context, block);
}
block = done;
return list;
}
#endif
private:
[[noreturn]] static void Throw() {
UdfTerminate("Unexpected flow status!");
}
void RegisterDependencies() const final {
this->DependsOn(Flow);
}
IComputationNode* const Flow;
};
template <bool IsList>
class TCollectWrapper : public TMutableCodegeneratorNode<TCollectWrapper<IsList>> {
typedef TMutableCodegeneratorNode<TCollectWrapper<IsList>> TBaseComputation;
public:
TCollectWrapper(TComputationMutables& mutables, IComputationNode* seq)
: TBaseComputation(mutables, EValueRepresentation::Boxed), Seq(seq)
{}
NUdf::TUnboxedValuePod DoCalculate(TComputationContext& ctx) const {
auto seq = Seq->GetValue(ctx);
if (IsList && seq.GetElements()) {
return seq.Release();
}
return ctx.HolderFactory.Collect<!IsList>(seq.Release());
}
#ifndef MKQL_DISABLE_CODEGEN
Value* DoGenerateGetValue(const TCodegenContext& ctx, BasicBlock*& block) const {
auto& context = ctx.Codegen.GetContext();
const auto factory = ctx.GetFactory();
const auto func = ConstantInt::get(Type::getInt64Ty(context), GetMethodPtr(&THolderFactory::Collect<!IsList>));
const auto seq = GetNodeValue(Seq, ctx, block);
if constexpr (IsList) {
const auto work = BasicBlock::Create(context, "work", ctx.Func);
const auto done = BasicBlock::Create(context, "done", ctx.Func);
const auto valueType = Type::getInt128Ty(context);
const auto ptrType = PointerType::getUnqual(valueType);
const auto result = PHINode::Create(valueType, 2U, "result", done);
const auto elements = CallBoxedValueVirtualMethod<NUdf::TBoxedValueAccessor::EMethod::GetElements>(ptrType, seq, ctx.Codegen, block);
const auto null = CmpInst::Create(Instruction::ICmp, ICmpInst::ICMP_EQ, elements, ConstantPointerNull::get(ptrType), "null", block);
result->addIncoming(seq, block);
BranchInst::Create(work, done, null, block);
block = work;
if (NYql::NCodegen::ETarget::Windows != ctx.Codegen.GetEffectiveTarget()) {
const auto funType = FunctionType::get(seq->getType(), {factory->getType(), seq->getType()}, false);
const auto funcPtr = CastInst::Create(Instruction::IntToPtr, func, PointerType::getUnqual(funType), "function", block);
const auto res = CallInst::Create(funType, funcPtr, {factory, seq}, "res", block);
result->addIncoming(res, block);
} else {
const auto ptr = new AllocaInst(seq->getType(), 0U, "ptr", block);
new StoreInst(seq, ptr, block);
const auto funType = FunctionType::get(Type::getVoidTy(context), {factory->getType(), ptr->getType(), ptr->getType()}, false);
const auto funcPtr = CastInst::Create(Instruction::IntToPtr, func, PointerType::getUnqual(funType), "function", block);
CallInst::Create(funType, funcPtr, {factory, ptr, ptr}, "", block);
const auto res = new LoadInst(seq->getType(), ptr, "res", block);
result->addIncoming(res, block);
}
BranchInst::Create(done, block);
block = done;
return result;
} else {
if (NYql::NCodegen::ETarget::Windows != ctx.Codegen.GetEffectiveTarget()) {
const auto funType = FunctionType::get(seq->getType(), {factory->getType(), seq->getType()}, false);
const auto funcPtr = CastInst::Create(Instruction::IntToPtr, func, PointerType::getUnqual(funType), "function", block);
const auto res = CallInst::Create(funType, funcPtr, {factory, seq}, "res", block);
return res;
} else {
const auto ptr = new AllocaInst(seq->getType(), 0U, "ptr", block);
new StoreInst(seq, ptr, block);
const auto funType = FunctionType::get(Type::getVoidTy(context), {factory->getType(), ptr->getType(), ptr->getType()}, false);
const auto funcPtr = CastInst::Create(Instruction::IntToPtr, func, PointerType::getUnqual(funType), "function", block);
CallInst::Create(funType, funcPtr, {factory, ptr, ptr}, "", block);
const auto res = new LoadInst(seq->getType(), ptr, "res", block);
return res;
}
}
}
#endif
private:
void RegisterDependencies() const final {
this->DependsOn(Seq);
}
IComputationNode* const Seq;
};
}
IComputationNode* WrapCollect(TCallable& callable, const TComputationNodeFactoryContext& ctx) {
MKQL_ENSURE(callable.GetInputsCount() == 1, "Expected 1 arg");
const auto type = callable.GetInput(0).GetStaticType();
const auto list = LocateNode(ctx.NodeLocator, callable, 0);
if (type->IsFlow()) {
return new TCollectFlowWrapper(ctx.Mutables, list);
} else if (type->IsList()) {
return new TCollectWrapper<true>(ctx.Mutables, list);
} else if (type->IsStream()) {
return new TCollectWrapper<false>(ctx.Mutables, list);
}
THROW yexception() << "Expected flow, list or stream.";
}
}
}
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