989f1c72e0
This is a (fixed) recommit of https://reviews.llvm.org/D121169 after: 1061034926 before: 1063332844 Discourse thread: https://discourse.llvm.org/t/include-what-you-use-include-cleanup Differential Revision: https://reviews.llvm.org/D121681
54 lines
1.8 KiB
C++
54 lines
1.8 KiB
C++
//===- MachineDominanceFrontier.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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#include "llvm/CodeGen/MachineDominanceFrontier.h"
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#include "llvm/CodeGen/MachineDominators.h"
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#include "llvm/CodeGen/Passes.h"
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#include "llvm/InitializePasses.h"
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#include "llvm/Pass.h"
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#include "llvm/PassRegistry.h"
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using namespace llvm;
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namespace llvm {
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template class DominanceFrontierBase<MachineBasicBlock, false>;
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template class DominanceFrontierBase<MachineBasicBlock, true>;
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template class ForwardDominanceFrontierBase<MachineBasicBlock>;
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}
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char MachineDominanceFrontier::ID = 0;
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INITIALIZE_PASS_BEGIN(MachineDominanceFrontier, "machine-domfrontier",
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"Machine Dominance Frontier Construction", true, true)
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INITIALIZE_PASS_DEPENDENCY(MachineDominatorTree)
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INITIALIZE_PASS_END(MachineDominanceFrontier, "machine-domfrontier",
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"Machine Dominance Frontier Construction", true, true)
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MachineDominanceFrontier::MachineDominanceFrontier() : MachineFunctionPass(ID) {
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initializeMachineDominanceFrontierPass(*PassRegistry::getPassRegistry());
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}
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char &llvm::MachineDominanceFrontierID = MachineDominanceFrontier::ID;
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bool MachineDominanceFrontier::runOnMachineFunction(MachineFunction &) {
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releaseMemory();
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Base.analyze(getAnalysis<MachineDominatorTree>().getBase());
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return false;
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}
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void MachineDominanceFrontier::releaseMemory() {
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Base.releaseMemory();
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}
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void MachineDominanceFrontier::getAnalysisUsage(AnalysisUsage &AU) const {
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AU.setPreservesAll();
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AU.addRequired<MachineDominatorTree>();
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MachineFunctionPass::getAnalysisUsage(AU);
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}
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