3e5d8a1439
This reverts commit 334e9bf2dd01fbbfe785624c0de477b725cde6f2. Check if llvm-nm exists before building the benchmark.
39 lines
1.3 KiB
C++
39 lines
1.3 KiB
C++
//===- DeclareRuntimeLibcalls.cpp -----------------------------------------===//
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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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// Insert declarations for all runtime library calls known for the target.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Transforms/Utils/DeclareRuntimeLibcalls.h"
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#include "llvm/IR/Module.h"
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#include "llvm/IR/RuntimeLibcalls.h"
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using namespace llvm;
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PreservedAnalyses DeclareRuntimeLibcallsPass::run(Module &M,
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ModuleAnalysisManager &MAM) {
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RTLIB::RuntimeLibcallsInfo RTLCI(M.getTargetTriple());
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LLVMContext &Ctx = M.getContext();
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for (RTLIB::LibcallImpl Impl : RTLCI.getLibcallImpls()) {
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if (Impl == RTLIB::Unsupported)
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continue;
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// TODO: Declare with correct type, calling convention, and attributes.
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FunctionType *FuncTy =
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FunctionType::get(Type::getVoidTy(Ctx), {}, /*IsVarArgs=*/true);
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StringRef FuncName = RTLCI.getLibcallImplName(Impl);
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M.getOrInsertFunction(FuncName, FuncTy);
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}
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return PreservedAnalyses::none();
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}
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