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extractor.cpp
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#include "extractor.h"
#include "ast_matchers.h"
#include "clang/AST/RecursiveASTVisitor.h"
#include "clang/AST/ASTConsumer.h"
#include "clang/AST/ASTTypeTraits.h"
#include "clang/AST/DeclTemplate.h"
#include <vector>
#include <queue>
#include <stack>
#include <algorithm>
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
static clang::MemberExpr* ExtractVCallDataMemberExpr(clang::Expr *expr, const std::string& a_targetName)
{
// Рекурсивно ищем выражение-член, соответствующее a_targetName
if (clang::MemberExpr *memberExpr = clang::dyn_cast<clang::MemberExpr>(expr))
if (memberExpr->getMemberDecl()->getNameAsString() == a_targetName)
return memberExpr;
for (clang::Stmt *child : expr->children())
{
if (child)
if (clang::MemberExpr *result = ExtractVCallDataMemberExpr(clang::dyn_cast<clang::Expr>(child), a_targetName))
return result;
}
return nullptr;
}
struct CallClassificationResult
{
kslicer::MainClassInfo::VFH_LEVEL level;
const clang::MemberExpr* materialsMemberExpr;
std::string vectorType;
std::string vectorName;
std::string containerType;
std::string containerDataType;
};
static CallClassificationResult ClassifVirtualCall(const clang::CallExpr* call)
{
CallClassificationResult result = {};
// Получаем вызываемое выражение (callee) и пропускаем все ImplicitCastExpr
const clang::Expr* callee = kslicer::RemoveImplicitCast(call->getCallee());
const auto* memberExpr = clang::dyn_cast<clang::MemberExpr>(callee);
if(memberExpr == nullptr)
return result;
// Проверка на первый тип/уровень вызова, соотвествующий VFH_LEVEL_1: "(m_materials.data() + matId)->GetColor()"
//
if (memberExpr)
{
const clang::Expr* baseExpr = kslicer::RemoveImplicitCast(memberExpr->getBase());
const auto* parenExpr = clang::dyn_cast<clang::ParenExpr>(baseExpr);
if (parenExpr) {
const auto* binOp = clang::dyn_cast<clang::BinaryOperator>(kslicer::RemoveImplicitCast(parenExpr->getSubExpr()));
if (binOp && binOp->getOpcode() == clang::BO_Add) {
const auto* lhs = clang::dyn_cast<clang::CXXMemberCallExpr>(kslicer::RemoveImplicitCast(binOp->getLHS()));
if (lhs) {
const auto* dataMemberExpr = clang::dyn_cast<clang::MemberExpr>(kslicer::RemoveImplicitCast(lhs->getCallee()));
if (dataMemberExpr) {
result.level = kslicer::MainClassInfo::VFH_LEVEL_1;
result.materialsMemberExpr = clang::dyn_cast<clang::MemberExpr>(kslicer::RemoveImplicitCast(dataMemberExpr->getBase()));
// Получение типа данных, хранящегося в векторе
if (result.materialsMemberExpr) {
result.vectorType = result.materialsMemberExpr->getType().getAsString();
result.vectorName = result.materialsMemberExpr->getMemberNameInfo().getAsString();
const auto qt = result.materialsMemberExpr->getType();
const auto typeDecl = qt->getAsRecordDecl();
auto specDecl = clang::dyn_cast<clang::ClassTemplateSpecializationDecl>(typeDecl);
if(specDecl != nullptr)
kslicer::SplitContainerTypes(specDecl, result.containerType, result.containerDataType);
ReplaceFirst(result.containerDataType, "struct ", "");
}
return result;
}
}
}
}
}
// Проверка на второй тип/уровень вызова, соотвествующий VFH_LEVEL_2: "m_materials[matId]->GetColor()"
//
const clang::Expr* baseExpr = kslicer::RemoveImplicitCast(memberExpr->getBase());
const auto* operatorCallExpr = clang::dyn_cast<clang::CXXOperatorCallExpr>(kslicer::RemoveImplicitCast(baseExpr));
if (operatorCallExpr && operatorCallExpr->getOperator() == clang::OO_Subscript) {
const auto* memberExpr2 = clang::dyn_cast<clang::MemberExpr>(kslicer::RemoveImplicitCast(operatorCallExpr->getArg(0)));
if (memberExpr2) {
result.level = kslicer::MainClassInfo::VFH_LEVEL_2;
result.materialsMemberExpr = memberExpr2;
// Получение типа данных, хранящегося в векторе
if (result.materialsMemberExpr) {
result.vectorType = result.materialsMemberExpr->getType().getAsString();
result.vectorName = result.materialsMemberExpr->getMemberNameInfo().getAsString();
const auto qt = result.materialsMemberExpr->getType();
const auto typeDecl = qt->getAsRecordDecl();
auto specDecl = clang::dyn_cast<clang::ClassTemplateSpecializationDecl>(typeDecl);
if(specDecl != nullptr)
kslicer::SplitContainerTypes(specDecl, result.containerType, result.containerDataType);
ReplaceFirst(result.containerDataType, "struct ", "");
}
return result;
}
}
return result; // Возвращаем пустой результат, если тип вызова не был определен
}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
class FuncExtractor : public clang::RecursiveASTVisitor<FuncExtractor>
{
public:
FuncExtractor(const clang::CompilerInstance& a_compiler, kslicer::MainClassInfo& a_codeInfo) : m_compiler(a_compiler), m_sm(a_compiler.getSourceManager()), m_patternImpl(a_codeInfo)
{
}
kslicer::FuncData* pCurrProcessedFunc = nullptr;
bool VisitCallExpr(clang::CallExpr* call)
{
std::string debugText = kslicer::GetRangeSourceCode(call->getSourceRange(), m_compiler);
//std::cout << " [debug]: debugText = '" << debugText.c_str() << "'" << std::endl;
const clang::FunctionDecl* f = call->getDirectCallee();
if(f == nullptr)
return true;
std::string debugName = f->getNameAsString();
//if(debugName.find("Newton") != std::string::npos)
//{
// std::cout << " [debug]: find call of " << debugName.c_str() << std::endl;
//}
if(f->isOverloadedOperator())
return true;
std::string fileName = std::string(m_sm.getFilename(f->getSourceRange().getBegin())); // check that we are in test_class.cpp or test_class.h or sms like that;
if(m_patternImpl.IsInExcludedFolder(fileName))
return true;
if(fileName.find(".h") == std::string::npos && fileName.find(".cpp") == std::string::npos && fileName.find(".cxx") == std::string::npos)
return true;
kslicer::FuncData func;
func.name = f->getNameAsString();
const std::string fsrc = kslicer::GetRangeSourceCode(f->getSourceRange(), m_compiler);
if(fsrc.find("{") == std::string::npos) // if don't have full source code in this node, just decl, need to obtain correct node
{
auto pNodeByDecl = m_patternImpl.allMemberFunctions.find(func.name);
if(pNodeByDecl != m_patternImpl.allMemberFunctions.end())
f = pNodeByDecl->second;
else if (clang::isa<clang::CXXMemberCallExpr>(call)) // try to find composed functions
{
clang::CXXRecordDecl* recordDecl = clang::dyn_cast<clang::CXXMemberCallExpr>(call)->getRecordDecl();
const auto pType = recordDecl->getTypeForDecl();
const auto qt = pType->getLocallyUnqualifiedSingleStepDesugaredType();
const auto typeName = kslicer::CleanTypeName(qt.getAsString());
const auto pPrefix = m_patternImpl.composPrefix.find(typeName);
if(pPrefix != m_patternImpl.composPrefix.end()) {
func.name = pPrefix->second + "_" + func.name;
func.hasPrefix = true;
func.prefixName = pPrefix->second;
auto pNodeByDecl = m_patternImpl.allMemberFunctions.find(func.name);
if(pNodeByDecl != m_patternImpl.allMemberFunctions.end())
f = pNodeByDecl->second;
}
}
}
func.astNode = f;
func.srcRange = f->getSourceRange();
func.srcHash = kslicer::GetHashOfSourceRange(func.srcRange);
func.isMember = clang::isa<clang::CXXMethodDecl>(func.astNode);
func.isKernel = m_patternImpl.IsKernel(func.name);
func.isVirtual = f->isVirtualAsWritten();
func.depthUse = 0;
const clang::QualType returnType = f->getReturnType();
func.retTypeName = returnType.getAsString();
func.retTypeDecl = nullptr;
if (const clang::RecordType *recordType = returnType->getAs<clang::RecordType>()) {
if (const clang::CXXRecordDecl *recordDecl = clang::dyn_cast<clang::CXXRecordDecl>(recordType->getDecl())) {
func.retTypeDecl = recordDecl;
// Печатаем имя класса или структуры
//std::cout << "Function " << f->getNameAsString() << " returns a class or struct: " << recordDecl->getNameAsString() << std::endl;
}
}
//pCurrProcessedFunc->calledMembers.insert(func.name);
if(func.isKernel && pCurrProcessedFunc != nullptr && pCurrProcessedFunc->isKernel)
{
kslicer::PrintError(std::string("Calling kernel + '" + func.name + "' from a kernel is not allowed currently, ") + pCurrProcessedFunc->name, func.srcRange, m_sm);
return true;
}
else if(func.isKernel)
return true;
if(func.isMember && clang::isa<clang::CXXMemberCallExpr>(call)) // currently we support export for members of current class only
{
clang::CXXRecordDecl* recordDecl = clang::dyn_cast<clang::CXXMemberCallExpr>(call)->getRecordDecl();
const auto pType = recordDecl->getTypeForDecl();
const auto qt = pType->getLocallyUnqualifiedSingleStepDesugaredType();
const auto typeName = kslicer::CleanTypeName(qt.getAsString());
const auto pPrefix = m_patternImpl.composPrefix.find(typeName);
const bool isRTX = kslicer::IsAccelStruct(typeName) && (func.name.find("RayQuery_") != std::string::npos);
if(pPrefix != m_patternImpl.composPrefix.end())
{
if(func.name.find(pPrefix->second) == std::string::npos) { // please see code upper, probably we already changed the name if it is a member function
func.name = pPrefix->second + "_" + func.name;
func.hasPrefix = true;
func.prefixName = pPrefix->second;
}
}
else if(func.isVirtual && typeName != m_patternImpl.mainClassName) // --------------------------------------------------------------- HERE(!!!)
{
if(isRTX)
return true; // do not process HW accelerated 'RayQuery_' calls
auto classiedCallData = ClassifVirtualCall(call);
std::string buffName = classiedCallData.vectorName;
const clang::MemberExpr* buffMemberExpr = ExtractVCallDataMemberExpr(call, buffName); // wherther this is in compose class
if (buffMemberExpr != nullptr)
{
const clang::ValueDecl* valueDecl = buffMemberExpr->getMemberDecl();
if(valueDecl != nullptr)
{
// Проверяем, что это поле класса
if (const clang::FieldDecl* fieldDecl = clang::dyn_cast<const clang::FieldDecl>(valueDecl))
{
// Получаем родительский класс
if (const clang::CXXRecordDecl* parentClass = clang::dyn_cast<const clang::CXXRecordDecl>(fieldDecl->getParent()))
{
const std::string holderName = parentClass->getNameAsString();
auto holderPrefix = m_patternImpl.composPrefix.find(holderName);
if(holderPrefix != m_patternImpl.composPrefix.end())
buffName = holderPrefix->second + "_" + buffName;
}
}
}
}
func.thisTypeName = typeName;
auto p = m_patternImpl.m_vhierarchy.find(typeName);
if(p == m_patternImpl.m_vhierarchy.end())
{
kslicer::MainClassInfo::VFHHierarchy hierarchy;
hierarchy.interfaceDecl = recordDecl;
hierarchy.interfaceName = typeName;
hierarchy.objBufferName = buffName;
hierarchy.level = classiedCallData.level;
hierarchy.virtualFunctions[func.name] = func;
m_patternImpl.m_vhierarchy[typeName] = hierarchy;
}
else
p->second.virtualFunctions[func.name] = func;
}
else if(m_patternImpl.mainClassNames.find(typeName) == m_patternImpl.mainClassNames.end()) // condition for exclude function
return true;
}
usedFunctions[func.srcHash] = func;
return true;
}
std::unordered_map<uint64_t, kslicer::FuncData> usedFunctions;
private:
const clang::CompilerInstance& m_compiler;
const clang::SourceManager& m_sm;
kslicer::MainClassInfo& m_patternImpl;
};
void kslicer::ProcessFunctionsInQueueBFS(kslicer::MainClassInfo& a_codeInfo, const clang::CompilerInstance& a_compiler,
std::queue<kslicer::FuncData>& functionsToProcess, std::unordered_map<uint64_t, kslicer::FuncData>& usedFunctions)
{
FuncExtractor visitor(a_compiler, a_codeInfo); // (2) then repeat this recursivelly in a breadth first manner ...
while(!functionsToProcess.empty())
{
auto currFunc = functionsToProcess.front(); functionsToProcess.pop();
visitor.pCurrProcessedFunc = &currFunc;
visitor.TraverseDecl(const_cast<clang::FunctionDecl*>(currFunc.astNode));
for(auto& f : visitor.usedFunctions)
{
auto nextFunc = f.second;
nextFunc.depthUse = currFunc.depthUse + 1;
functionsToProcess.push(nextFunc);
if(f.second.isMember)
currFunc.calledMembers.insert(f.second.name);
}
if(!currFunc.isKernel)
usedFunctions[currFunc.srcHash] = currFunc;
for(auto foundCall : visitor.usedFunctions)
{
auto p = usedFunctions.find(foundCall.first);
if(p == usedFunctions.end())
usedFunctions[foundCall.first] = foundCall.second;
else
p->second.depthUse = std::max(p->second.depthUse, currFunc.depthUse + 1); // if we found func call at 2-nd and 3-td levels, take 3-rd one.
}
visitor.usedFunctions.clear();
}
}
std::vector<kslicer::FuncData> kslicer::SortByDepthInUse(const std::unordered_map<uint64_t, kslicer::FuncData>& usedFunctions)
{
std::vector<kslicer::FuncData> result; result.reserve(usedFunctions.size());
for(const auto& f : usedFunctions)
result.push_back(f.second);
std::sort(result.begin(), result.end(), [](const auto& a, const auto& b) { return a.depthUse > b.depthUse; });
return result;
}
kslicer::FuncData kslicer::FuncDataFromKernel(const kslicer::KernelInfo& k)
{
kslicer::FuncData func;
func.name = k.name;
func.astNode = k.astNode;
func.srcRange = k.astNode->getSourceRange();
func.srcHash = GetHashOfSourceRange(func.srcRange);
func.isMember = true;
func.isKernel = true;
func.depthUse = 0;
return func;
}
std::vector<kslicer::FuncData> kslicer::ExtractUsedFunctions(kslicer::MainClassInfo& a_codeInfo, const clang::CompilerInstance& a_compiler)
{
std::unordered_map<uint64_t, kslicer::FuncData> a_usedFunctions;
a_usedFunctions.reserve(1000);
// (1) first traverse kernels as used functions
for(auto& k : a_codeInfo.kernels)
{
std::queue<kslicer::FuncData> functionsToProcess;
std::unordered_map<uint64_t, kslicer::FuncData> usedFunctions;
functionsToProcess.push(FuncDataFromKernel(k.second));
kslicer::ProcessFunctionsInQueueBFS(a_codeInfo, a_compiler, functionsToProcess, // functionsToProcess => usedFunctions
usedFunctions);
for(auto f : usedFunctions) {
if(f.second.isKernel)
continue;
if(f.second.isMember)
k.second.usedMemberFunctions.insert(f);
else
a_usedFunctions.insert(f);
}
}
std::unordered_set<uint64_t> controlFunctions;
if(a_codeInfo.megakernelRTV)
{
for(auto& m : a_codeInfo.mainFunc)
{
std::queue<FuncData> functionsToProcess;
std::unordered_map<uint64_t, kslicer::FuncData> usedFunctions;
kslicer::FuncData func; // FuncDataFromControlFunction
func.name = m.Name;
func.astNode = m.Node;
func.srcRange = m.Node->getSourceRange();
func.srcHash = GetHashOfSourceRange(func.srcRange);
func.isMember = true;
func.isKernel = false;
func.depthUse = 0;
functionsToProcess.push(func);
controlFunctions.insert(func.srcHash);
kslicer::ProcessFunctionsInQueueBFS(a_codeInfo, a_compiler, functionsToProcess, // functionsToProcess => usedFunctions
usedFunctions);
for(auto f : usedFunctions)
{
if(f.first == func.srcHash)
continue;
if(f.second.isMember)
m.usedMemberFunctions.insert(f);
else
a_usedFunctions.insert(f);
}
}
}
return kslicer::SortByDepthInUse(a_usedFunctions);
}
std::vector<kslicer::FuncData> kslicer::ExtractUsedFromVFH(kslicer::MainClassInfo& a_codeInfo, const clang::CompilerInstance& a_compiler, std::unordered_map<uint64_t, kslicer::FuncData>& usedFunctions)
{
std::queue<FuncData> functionsToProcess;
for(const auto& p : a_codeInfo.m_vhierarchy) {
for(const auto& impl : p.second.implementations) {
for(const auto& f : impl.memberFunctions) {
kslicer::FuncData func;
func.name = f.name;
func.astNode = f.decl;
//std::string funText = kslicer::GetRangeSourceCode(func.astNode->getSourceRange(), a_compiler);
//std::cout << funText.c_str() << std::endl;
func.srcRange = f.decl->getSourceRange();
func.srcHash = GetHashOfSourceRange(func.srcRange);
func.isMember = true; // isa<clang::CXXMethodDecl>(kernel.astNode);
func.isKernel = true; // force exclude function itself from functions list
func.depthUse = 0;
functionsToProcess.push(func);
}
}
}
kslicer::ProcessFunctionsInQueueBFS(a_codeInfo, a_compiler, functionsToProcess, // functionsToProcess => usedFunctions
usedFunctions);
return kslicer::SortByDepthInUse(usedFunctions);
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
class DataExtractor : public clang::RecursiveASTVisitor<DataExtractor>
{
public:
kslicer::FuncData* pCurrFuncData = nullptr;
DataExtractor(const clang::CompilerInstance& a_compiler, kslicer::MainClassInfo& a_codeInfo,
std::unordered_map<std::string, kslicer::DataMemberInfo>& a_members, std::unordered_map<std::string, kslicer::UsedContainerInfo>& a_auxContainers) :
m_compiler(a_compiler), m_sm(a_compiler.getSourceManager()), m_codeInfo(a_codeInfo), m_usedMembers(a_members), m_auxContainers(a_auxContainers)
{
}
bool VisitMemberExpr(clang::MemberExpr* expr)
{
//std::string debugText = kslicer::GetRangeSourceCode(expr->getSourceRange(), m_compiler);
std::string setter, containerName;
if(kslicer::CheckSettersAccess(expr, &m_codeInfo, m_compiler, &setter, &containerName))
{
clang::QualType qt = expr->getType(); //
kslicer::UsedContainerInfo container;
container.type = qt.getAsString();
container.name = setter + "_" + containerName;
container.kind = kslicer::GetKindOfType(qt);
container.isConst = qt.isConstQualified();
container.isSetter = true;
container.setterPrefix = setter;
container.setterSuffix = containerName;
m_auxContainers[container.name] = container;
return true;
}
clang::ValueDecl* pValueDecl = expr->getMemberDecl();
if(!clang::isa<clang::FieldDecl>(pValueDecl))
return true;
clang::FieldDecl* pFieldDecl = clang::dyn_cast<clang::FieldDecl>(pValueDecl);
clang::RecordDecl* pRecodDecl = pFieldDecl->getParent();
const std::string thisTypeName = kslicer::CleanTypeName(pRecodDecl->getNameAsString());
const auto pPrefix = m_codeInfo.composPrefix.find(thisTypeName);
std::string prefixName = "";
if(pPrefix != m_codeInfo.composPrefix.end())
prefixName = pPrefix->second;
else if(m_codeInfo.mainClassNames.find(thisTypeName) == m_codeInfo.mainClassNames.end())
return true;
// process access to arguments payload->xxx
//
clang::Expr* baseExpr = expr->getBase();
assert(baseExpr != nullptr);
auto baseName = kslicer::GetRangeSourceCode(baseExpr->getSourceRange(), m_compiler);
auto member = kslicer::ExtractMemberInfo(pFieldDecl, m_compiler.getASTContext());
if(prefixName != "") {
member.name = prefixName + "_" + member.name;
member.hasPrefix = true;
member.prefixName = pPrefix->second;
}
if(member.name == "")
return true;
for(auto compos : m_codeInfo.composPrefix) // don't add composed members in used members list
if(compos.second == member.name)
return true;
// std::cout << " [DataExtractor]: found " << thisTypeName.c_str() << "::" << member.name.c_str() << std::endl;
m_usedMembers[member.name] = member;
return true;
}
bool VisitCXXMemberCallExpr(clang::CXXMemberCallExpr* call)
{
std::string debugText = kslicer::GetRangeSourceCode(call->getSourceRange(), m_compiler);
if(kslicer::IsCalledWithArrowAndVirtual(call))
{
auto buffAndOffset = kslicer::GetVFHAccessNodes(call, m_compiler);
if(buffAndOffset.buffName != "" && buffAndOffset.offsetName != "")
{
for(auto container : m_codeInfo.usedProbably) // if container is used inside curr interface impl, add it to usedContainers list for current kernel
{
if(container.second.interfaceName == buffAndOffset.interfaceName)
{
auto member = kslicer::ExtractMemberInfo(container.second.astNode, m_compiler.getASTContext());
member.name = container.first;
m_usedMembers[member.name] = member;
}
}
}
}
//std::cout << " [DataExtractor]: catch " << fname.c_str() << std::endl;
return true;
}
private:
const clang::CompilerInstance& m_compiler;
const clang::SourceManager& m_sm;
kslicer::MainClassInfo& m_codeInfo;
std::unordered_map<std::string, kslicer::DataMemberInfo>& m_usedMembers;
std::unordered_map<std::string, kslicer::UsedContainerInfo>& m_auxContainers;
};
std::unordered_map<std::string, kslicer::DataMemberInfo> kslicer::ExtractUsedMemberData(kslicer::KernelInfo* pKernel, const kslicer::FuncData& a_funcData, const std::vector<kslicer::FuncData>& a_otherMembers,
std::unordered_map<std::string, kslicer::UsedContainerInfo>& a_auxContainers,
MainClassInfo& a_codeInfo, const clang::CompilerInstance& a_compiler)
{
std::unordered_map<std::string, kslicer::DataMemberInfo> result;
std::unordered_map<std::string, kslicer::FuncData> allMembers;
for(auto f : a_otherMembers)
allMembers[f.name] = f;
//process a_funcData.astNode to get all accesed data, then recursivelly process calledMembers
//
std::queue<FuncData> functionsToProcess;
functionsToProcess.push(a_funcData);
DataExtractor visitor(a_compiler, a_codeInfo, result, a_auxContainers);
while(!functionsToProcess.empty())
{
auto currFunc = functionsToProcess.front(); functionsToProcess.pop();
// (1) process curr function to get all accesed data
//
visitor.pCurrFuncData = &currFunc;
visitor.TraverseDecl(const_cast<clang::FunctionDecl*>(currFunc.astNode));
// (2) then recursivelly process calledMembers
//
for(auto nextFuncName : currFunc.calledMembers)
{
auto pNext = allMembers.find(nextFuncName);
if(pNext != allMembers.end())
functionsToProcess.push(pNext->second);
}
}
return result;
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
std::vector<kslicer::ArgMatch> kslicer::MatchCallArgsForKernel(clang::CallExpr* call, const KernelInfo& k, const clang::CompilerInstance& a_compiler)
{
std::vector<kslicer::ArgMatch> result;
const clang::FunctionDecl* fDecl = call->getDirectCallee();
if(fDecl == nullptr || clang::isa<clang::CXXOperatorCallExpr>(call))
return result;
//std::string debugText = kslicer::GetRangeSourceCode(call->getSourceRange(), a_compiler);
for(size_t i=0;i<call->getNumArgs();i++)
{
const clang::ParmVarDecl* formalArg = fDecl->getParamDecl(i);
const clang::Expr* actualArg = call->getArg(i);
const clang::QualType qtFormal = formalArg->getType();
//const clang::QualType qtActual = actualArg->getType();
std::string formalTypeName = qtFormal.getAsString();
std::string formalName = formalArg->getNameAsString();
std::string actualText = kslicer::GetRangeSourceCode(actualArg->getSourceRange(), a_compiler);
if(actualText.find(".data()") != std::string::npos)
actualText = actualText.substr(0, actualText.find(".data()"));
for(const auto& argOfCurrKernel : k.args)
{
if(argOfCurrKernel.name == actualText)
{
ArgMatch arg;
arg.formal = formalName;
arg.actual = actualText;
arg.type = formalTypeName;
arg.argId = i;
arg.isPointer = (qtFormal->isPointerType());
result.push_back(arg);
}
}
for(const auto& container : k.usedContainers)
{
if(container.second.name == actualText)
{
ArgMatch arg;
arg.formal = formalName;
arg.actual = actualText;
arg.type = formalTypeName;
arg.argId = i;
arg.isPointer = (qtFormal->isPointerType());
result.push_back(arg);
}
}
}
return result;
}
class ArgMatcher : public clang::RecursiveASTVisitor<ArgMatcher>
{
public:
ArgMatcher(const clang::CompilerInstance& a_compiler, kslicer::MainClassInfo& a_codeInfo, std::vector< std::unordered_map<std::string, std::string> >& a_match, std::string a_funcName) :
m_compiler(a_compiler), m_sm(a_compiler.getSourceManager()), m_patternImpl(a_codeInfo), m_argMatch(a_match), m_currFuncName(a_funcName)
{
}
bool VisitCallExpr(clang::CallExpr* call)
{
const clang::FunctionDecl* fDecl = call->getDirectCallee();
if(fDecl == nullptr) // definitely can't process nullpointer
return true;
std::string fname = fDecl->getNameInfo().getName().getAsString();
if(fname != m_currFuncName)
return true;
std::unordered_map<std::string, std::string> agrMap;
for(size_t i=0;i<call->getNumArgs();i++)
{
const clang::ParmVarDecl* formalArg = fDecl->getParamDecl(i);
const clang::Expr* actualArg = call->getArg(i);
const clang::QualType qtFormal = formalArg->getType();
//const clang::QualType qtActual = actualArg->getType();
std::string formalTypeName = qtFormal.getAsString();
bool supportedContainerType = (formalTypeName.find("Texture") != std::string::npos) ||
(formalTypeName.find("Image") != std::string::npos) ||
(formalTypeName.find("vector") != std::string::npos) ||
(formalTypeName.find("Sampler") != std::string::npos) ||
(formalTypeName.find("sampler") != std::string::npos);
if(qtFormal->isPointerType() || (qtFormal->isReferenceType() && supportedContainerType))
{
std::string formalName = formalArg->getNameAsString();
std::string actualText = kslicer::GetRangeSourceCode(actualArg->getSourceRange(), m_compiler);
if(actualText.find(".data()") != std::string::npos)
actualText = actualText.substr(0, actualText.find(".data()"));
//TODO: for pointers we should support pointrer arithmatic here ... or not?
agrMap[formalName] = actualText;
}
}
if(!agrMap.empty())
m_argMatch.push_back(agrMap);
return true;
}
private:
const clang::CompilerInstance& m_compiler;
const clang::SourceManager& m_sm;
kslicer::MainClassInfo& m_patternImpl;
std::vector< std::unordered_map<std::string, std::string> >& m_argMatch;
std::string m_currFuncName;
};
std::vector< std::unordered_map<std::string, std::string> > kslicer::ArgMatchTraversal(kslicer::KernelInfo* pKernel, const kslicer::FuncData& a_funcData, const std::vector<kslicer::FuncData>& a_otherMambers,
MainClassInfo& a_codeInfo, const clang::CompilerInstance& a_compiler)
{
std::vector< std::unordered_map<std::string, std::string> > result;
ArgMatcher visitor(a_compiler, a_codeInfo, result, a_funcData.name);
visitor.TraverseDecl(const_cast<clang::CXXMethodDecl*>(pKernel->astNode));
return result;
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
struct TypedefChainResult
{
std::string initialTypeName;
std::string finalTypeName;
};
TypedefChainResult getTypedefChain(clang::TypedefNameDecl* tDecl)
{
TypedefChainResult result;
if (!tDecl)
return result; // Проверяем, что tDecl не равен nullptr
// Получаем имя конечного типа
result.finalTypeName = tDecl->getNameAsString();
// Извлекаем связанный тип
clang::QualType currentType = tDecl->getUnderlyingType();
// Обозначаем начальный тип как потенциально тот же, что и итоговый
const clang::Type* typePtr = currentType.getTypePtrOrNull();
while (typePtr)
{
if (typePtr->isTypedefNameType())
{
const clang::TypedefType* typedefType = typePtr->getAs<clang::TypedefType>();
if(typedefType == nullptr)
break;
// Переходим на следующее объявление typedef
auto tDecl2 = typedefType->getDecl();
currentType = tDecl2->getUnderlyingType();
typePtr = currentType.getTypePtrOrNull();
}
else
{
// Как только мы не можем больше кастовать к TypedefType,
// этот тип и есть начальный
result.initialTypeName = currentType.getAsString();
break;
}
}
return result;
}
class DeclExtractor : public clang::RecursiveASTVisitor<DeclExtractor>
{
public:
DeclExtractor(const clang::CompilerInstance& a_compiler, const std::vector<kslicer::DeclInClass>& a_listedNames) : m_compiler(a_compiler), m_sm(a_compiler.getSourceManager())
{
for(const auto& decl : a_listedNames)
usedDecls[decl.name] = decl;
}
std::unordered_map<std::string, kslicer::DeclInClass> usedDecls;
bool VisitCXXRecordDecl(clang::CXXRecordDecl* record)
{
const auto pType = record->getTypeForDecl();
const auto qt = pType->getLocallyUnqualifiedSingleStepDesugaredType();
const std::string typeName = qt.getAsString();
const auto ddPos = typeName.find("::");
if(ddPos == std::string::npos)
return true;
const std::string key = typeName.substr(ddPos+2);
auto p = usedDecls.find(key);
if(p != usedDecls.end())
{
p->second.srcRange = record->getSourceRange();
p->second.srcHash = kslicer::GetHashOfSourceRange( p->second.srcRange);
p->second.extracted = true;
}
return true;
}
bool VisitVarDecl(clang::VarDecl* var)
{
if(var->isImplicit() || !var->isConstexpr())
return true;
const clang::QualType qt = var->getType();
const auto typePtr = qt.getTypePtr();
if(typePtr->isPointerType())
return true;
auto p = usedDecls.find(var->getNameAsString());
if(p != usedDecls.end())
{
const clang::Expr* initExpr = var->getAnyInitializer();
if(initExpr != nullptr)
{
p->second.srcRange = initExpr->getSourceRange();
p->second.srcHash = kslicer::GetHashOfSourceRange(p->second.srcRange);
p->second.extracted = true;
}
}
return true;
}
bool VisitTypedefDecl(clang::TypedefDecl* tDecl)
{
auto p = usedDecls.find(tDecl->getNameAsString());
if(p != usedDecls.end())
{
auto chainRes = getTypedefChain(tDecl);
if(chainRes.initialTypeName != "")
p->second.type = chainRes.initialTypeName;
p->second.srcRange = tDecl->getSourceRange();
p->second.srcHash = kslicer::GetHashOfSourceRange(p->second.srcRange);
p->second.extracted = true;
}
return true;
}
private:
const clang::CompilerInstance& m_compiler;
const clang::SourceManager& m_sm;
};
std::vector<kslicer::DeclInClass> kslicer::ExtractUsedTC(const std::vector<kslicer::DeclInClass>& a_listedNames, const clang::CXXRecordDecl* classAstNode, const clang::CompilerInstance& a_compiler)
{
DeclExtractor visitor(a_compiler, a_listedNames);
visitor.TraverseDecl(const_cast<clang::CXXRecordDecl*>(classAstNode));
std::vector<kslicer::DeclInClass> result(a_listedNames.size());
for(const auto& decl : visitor.usedDecls)
result[decl.second.order] = decl.second;
return result;
}
const char* GetClangToolingErrorCodeMessage(int code);
std::vector<kslicer::DeclInClass> kslicer::ExtractTCFromClass(const std::string& a_className, const clang::CXXRecordDecl* classAstNode,
const clang::CompilerInstance& compiler, clang::tooling::ClangTool& Tool)
{
auto structMatcher = kslicer::MakeMatch_StructDeclInsideClass(a_className);
auto varMatcher = kslicer::MakeMatch_VarDeclInsideClass(a_className);
auto tpdefMatcher = kslicer::MakeMatch_TypedefInsideClass(a_className);
clang::ast_matchers::MatchFinder finder;
kslicer::TC_Extractor typeAndConstantsHandler(compiler);
finder.addMatcher(clang::ast_matchers::traverse(clang::TK_IgnoreUnlessSpelledInSource, structMatcher), &typeAndConstantsHandler);
finder.addMatcher(clang::ast_matchers::traverse(clang::TK_IgnoreUnlessSpelledInSource, varMatcher), &typeAndConstantsHandler);
finder.addMatcher(clang::ast_matchers::traverse(clang::TK_IgnoreUnlessSpelledInSource, tpdefMatcher), &typeAndConstantsHandler);
auto res = Tool.run(clang::tooling::newFrontendActionFactory(&finder).get());
std::cout << " [TC_Extractor]: end process constants and structs:\t" << GetClangToolingErrorCodeMessage(res) << std::endl;
std::vector<kslicer::DeclInClass> usedDecls;
usedDecls.reserve(typeAndConstantsHandler.foundDecl.size());
for(const auto decl : typeAndConstantsHandler.foundDecl)
usedDecls.push_back(decl.second);
std::sort(usedDecls.begin(), usedDecls.end(), [](const auto& a, const auto& b) { return a.order < b.order; } );
return kslicer::ExtractUsedTC(usedDecls, classAstNode, compiler);
}
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
std::vector<const kslicer::KernelInfo*> kslicer::extractUsedKernelsByName(const std::unordered_set<std::string>& a_usedNames, const std::unordered_map<std::string, KernelInfo>& a_kernels)
{
std::vector<const kslicer::KernelInfo*> result;
result.reserve(16);
for(const auto& name : a_usedNames)
{
auto p = a_kernels.find(name);
if(p != a_kernels.end())
result.push_back(&p->second);
}
return result;
}
kslicer::DATA_KIND kslicer::GetKindOfType(const clang::QualType qt)
{
std::string typeName = qt.getAsString();
bool isContainer = false;
std::string containerType, containerDataType;
const clang::Type* fieldTypePtr = qt.getTypePtr();
if(fieldTypePtr != nullptr)
{
auto typeDecl = fieldTypePtr->getAsRecordDecl();
isContainer = (typeDecl != nullptr) && clang::isa<clang::ClassTemplateSpecializationDecl>(typeDecl);
if(isContainer)
{
auto specDecl = clang::dyn_cast<clang::ClassTemplateSpecializationDecl>(typeDecl);
kslicer::SplitContainerTypes(specDecl, containerType, containerDataType);
}
}
DATA_KIND kind = DATA_KIND::KIND_UNKNOWN;
if(qt->isPointerType())
{
auto dataType = qt->getPointeeType();
containerDataType = kslicer::CleanTypeName(dataType.getAsString());
if(kslicer::IsAccelStruct(containerDataType))
kind = kslicer::DATA_KIND::KIND_ACCEL_STRUCT;
else if(kslicer::IsCombinedImageSamplerTypeName(containerDataType))
kind = kslicer::DATA_KIND::KIND_TEXTURE_SAMPLER_COMBINED;
else
kind = kslicer::DATA_KIND::KIND_POINTER;
}
else if(isContainer)
{
containerType = kslicer::CleanTypeName(containerType);
containerDataType = kslicer::CleanTypeName(containerDataType);
if(kslicer::IsTextureContainer(containerType))
{
kind = kslicer::DATA_KIND::KIND_TEXTURE;
}
else if(containerType == "shared_ptr" || containerType == "unique_ptr")
{
if(kslicer::IsAccelStruct(containerDataType))
kind = kslicer::DATA_KIND::KIND_ACCEL_STRUCT;
else if(kslicer::IsCombinedImageSamplerTypeName(containerDataType))
kind = kslicer::DATA_KIND::KIND_TEXTURE_SAMPLER_COMBINED;
}
else if(containerType.find("vector") != std::string::npos)
{
kind = kslicer::DATA_KIND::KIND_VECTOR;
auto typeDecl = fieldTypePtr->getAsRecordDecl();
auto specDecl = clang::dyn_cast<clang::ClassTemplateSpecializationDecl>(typeDecl);
auto typeOfData = specDecl->getTemplateArgs()[0].getAsType();
auto typePtr2 = typeOfData.getTypePtr();
if(typePtr2 != nullptr)
{
auto typeDecl2 = typePtr2->getAsRecordDecl();
bool isContainer2 = (typeDecl2 != nullptr) && clang::isa<clang::ClassTemplateSpecializationDecl>(typeDecl2);
if(isContainer2)
{
auto specDecl2 = clang::dyn_cast<clang::ClassTemplateSpecializationDecl>(typeDecl2);
kslicer::SplitContainerTypes(specDecl2, containerType, containerDataType);
containerDataType = kslicer::CleanTypeName(containerDataType);
if(kslicer::IsCombinedImageSamplerTypeName(containerDataType))
kind = kslicer::DATA_KIND::KIND_TEXTURE_SAMPLER_COMBINED_ARRAY;
else
kind = kslicer::DATA_KIND::KIND_VECTOR;
}
else if(typeOfData->isPointerType())
{
auto dataType2 = typeOfData->getPointeeType();
containerDataType = kslicer::CleanTypeName(dataType2.getAsString());
if(kslicer::IsCombinedImageSamplerTypeName(containerDataType))
kind = kslicer::DATA_KIND::KIND_TEXTURE_SAMPLER_COMBINED_ARRAY;
else
kind = kslicer::DATA_KIND::KIND_VECTOR;
}
}
else
kind = kslicer::DATA_KIND::KIND_VECTOR;
}
else
kind = kslicer::DATA_KIND::KIND_VECTOR;
}
else
kind = kslicer::DATA_KIND::KIND_POD;
return kind;
}
kslicer::DECL_IN_CLASS kslicer::GetKindOfDecl(const clang::TypeDecl* node)
{
const clang::TypedefNameDecl* typedefDecl = clang::dyn_cast<clang::TypedefNameDecl>(node);