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//===- RuntimeLibcallInfo.cpp ---------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "llvm/Analysis/RuntimeLibcallInfo.h"
#include "llvm/InitializePasses.h"
using namespace llvm;
AnalysisKey RuntimeLibraryAnalysis::Key;
RuntimeLibraryAnalysis::RuntimeLibraryAnalysis(const Triple &TT,
ExceptionHandling ExceptionModel,
FloatABI::ABIType FloatABI,
EABI EABIVersion,
StringRef ABIName,
VectorLibrary VecLib)
: LibcallsInfo(std::in_place, TT, ExceptionModel, FloatABI, EABIVersion,
ABIName, VecLib) {}
RTLIB::RuntimeLibcallsInfo
RuntimeLibraryAnalysis::run(const Module &M, ModuleAnalysisManager &) {
if (!LibcallsInfo)
LibcallsInfo = RTLIB::RuntimeLibcallsInfo(M);
return *LibcallsInfo;
}
INITIALIZE_PASS(RuntimeLibraryInfoWrapper, "runtime-library-info",
"Runtime Library Function Analysis", false, true)
RuntimeLibraryInfoWrapper::RuntimeLibraryInfoWrapper()
: ImmutablePass(ID), RTLA(RTLIB::RuntimeLibcallsInfo(Triple())) {}
RuntimeLibraryInfoWrapper::RuntimeLibraryInfoWrapper(
const Triple &TT, ExceptionHandling ExceptionModel,
FloatABI::ABIType FloatABI, EABI EABIVersion, StringRef ABIName,
VectorLibrary VecLib)
: ImmutablePass(ID), RTLCI(std::in_place, TT, ExceptionModel, FloatABI,
EABIVersion, ABIName, VecLib) {}
char RuntimeLibraryInfoWrapper::ID = 0;
ModulePass *llvm::createRuntimeLibraryInfoWrapperPass() {
return new RuntimeLibraryInfoWrapper();
}
void RuntimeLibraryInfoWrapper::getAnalysisUsage(AnalysisUsage &AU) const {
AU.setPreservesAll();
}
// Assume this is stable unless explicitly invalidated.
bool RTLIB::RuntimeLibcallsInfo::invalidate(
Module &M, const PreservedAnalyses &PA,
ModuleAnalysisManager::Invalidator &) {
auto PAC = PA.getChecker<RuntimeLibraryAnalysis>();
return !PAC.preservedWhenStateless();
}
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