mirror of
https://github.com/revng/revng
synced 2026-06-21 14:07:57 +00:00
Alessandro Di Federico
76 lines
2.5 KiB
C++
76 lines
2.5 KiB
C++
/// The isolated kind is used to rappresent isolated root and functions.
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//
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// This file is distributed under the MIT License. See LICENSE.md for details.
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//
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#include <optional>
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#include <string>
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#include "llvm/ADT/STLExtras.h"
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#include "revng/Model/Binary.h"
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#include "revng/Model/FunctionTags.h"
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#include "revng/Model/IRHelpers.h"
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#include "revng/Pipeline/AllRegistries.h"
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#include "revng/Pipeline/Context.h"
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#include "revng/Pipeline/Target.h"
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#include "revng/Pipes/FileContainer.h"
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#include "revng/Pipes/FunctionKind.h"
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#include "revng/Pipes/Kinds.h"
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#include "revng/Pipes/ModelGlobal.h"
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#include "revng/Pipes/RootKind.h"
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#include "revng/Pipes/TaggedFunctionKind.h"
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#include "revng/Support/Assert.h"
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#include "revng/Support/MetaAddress.h"
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using namespace pipeline;
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using namespace ::revng::kinds;
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using namespace llvm;
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std::optional<pipeline::Target>
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TaggedFunctionKind::symbolToTarget(const llvm::Function &Symbol) const {
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if (not Tag->isExactTagOf(&Symbol) or Symbol.isDeclaration())
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return std::nullopt;
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auto Address = getMetaAddressOfIsolatedFunction(Symbol);
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revng_assert(Address.isValid());
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return pipeline::Target({ Address.toString() }, *this);
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}
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void TaggedFunctionKind::appendAllTargets(const pipeline::Context &Context,
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pipeline::TargetsList &Out) const {
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const auto &Model = getModelFromContext(Context);
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for (const auto &Function : Model->Functions()) {
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Out.push_back(Target(Function.Entry().toString(), *this));
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}
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}
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cppcoro::generator<std::pair<const model::Function *, llvm::Function *>>
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TaggedFunctionKind::getFunctionsAndCommit(pipeline::ExecutionContext &EC,
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llvm::Module &Module,
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llvm::StringRef ContainerName) {
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std::map<MetaAddress, llvm::Function *> AddressToFunction;
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for (llvm::Function &Function : Module.functions()) {
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if (not FunctionTags::Isolated.isTagOf(&Function)) {
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continue;
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}
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AddressToFunction.emplace(getMetaAddressOfIsolatedFunction(Function),
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&Function);
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}
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auto &Binary = getModelFromContext(EC);
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for (const model::Function &Function :
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revng::getFunctionsAndCommit(EC, ContainerName)) {
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auto Iter = AddressToFunction.find(Function.Entry());
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using ResultPair = std::pair<const model::Function *, llvm::Function *>;
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if (Iter == AddressToFunction.end()) {
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co_yield ResultPair(&Function, nullptr);
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} else {
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co_yield ResultPair(&Function, Iter->second);
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}
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}
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}
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