forked from OSchip/llvm-project
39 lines
1.4 KiB
C++
39 lines
1.4 KiB
C++
//===- GCStrategy.cpp - Garbage Collector Description ---------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file implements the policy object GCStrategy which describes the
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// behavior of a given garbage collector.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/IR/GCStrategy.h"
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using namespace llvm;
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LLVM_INSTANTIATE_REGISTRY(GCRegistry)
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GCStrategy::GCStrategy() = default;
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std::unique_ptr<GCStrategy> llvm::getGCStrategy(const StringRef Name) {
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for (auto &S : GCRegistry::entries())
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if (S.getName() == Name)
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return S.instantiate();
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if (GCRegistry::begin() == GCRegistry::end()) {
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// In normal operation, the registry should not be empty. There should
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// be the builtin GCs if nothing else. The most likely scenario here is
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// that we got here without running the initializers used by the Registry
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// itself and it's registration mechanism.
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const std::string error =
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std::string("unsupported GC: ") + Name.str() +
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" (did you remember to link and initialize the library?)";
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report_fatal_error(error);
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} else
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report_fatal_error(std::string("unsupported GC: ") + Name.str());
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}
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