diff options
author | Dimitry Andric <dim@FreeBSD.org> | 2019-12-20 19:53:05 +0000 |
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committer | Dimitry Andric <dim@FreeBSD.org> | 2019-12-20 19:53:05 +0000 |
commit | 0b57cec536236d46e3dba9bd041533462f33dbb7 (patch) | |
tree | 56229dbdbbf76d18580f72f789003db17246c8d9 /contrib/llvm-project/llvm/lib/CodeGen/MachineFunctionPrinterPass.cpp | |
parent | 718ef55ec7785aae63f98f8ca05dc07ed399c16d (diff) |
Notes
Diffstat (limited to 'contrib/llvm-project/llvm/lib/CodeGen/MachineFunctionPrinterPass.cpp')
-rw-r--r-- | contrib/llvm-project/llvm/lib/CodeGen/MachineFunctionPrinterPass.cpp | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/contrib/llvm-project/llvm/lib/CodeGen/MachineFunctionPrinterPass.cpp b/contrib/llvm-project/llvm/lib/CodeGen/MachineFunctionPrinterPass.cpp new file mode 100644 index 000000000000..0ea8975cc74c --- /dev/null +++ b/contrib/llvm-project/llvm/lib/CodeGen/MachineFunctionPrinterPass.cpp @@ -0,0 +1,70 @@ +//===-- MachineFunctionPrinterPass.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 +// +//===----------------------------------------------------------------------===// +// +// MachineFunctionPrinterPass implementation. +// +//===----------------------------------------------------------------------===// + +#include "llvm/CodeGen/MachineFunction.h" +#include "llvm/CodeGen/MachineFunctionPass.h" +#include "llvm/CodeGen/Passes.h" +#include "llvm/CodeGen/SlotIndexes.h" +#include "llvm/IR/IRPrintingPasses.h" +#include "llvm/Support/Debug.h" +#include "llvm/Support/raw_ostream.h" + +using namespace llvm; + +namespace { +/// MachineFunctionPrinterPass - This is a pass to dump the IR of a +/// MachineFunction. +/// +struct MachineFunctionPrinterPass : public MachineFunctionPass { + static char ID; + + raw_ostream &OS; + const std::string Banner; + + MachineFunctionPrinterPass() : MachineFunctionPass(ID), OS(dbgs()) { } + MachineFunctionPrinterPass(raw_ostream &os, const std::string &banner) + : MachineFunctionPass(ID), OS(os), Banner(banner) {} + + StringRef getPassName() const override { return "MachineFunction Printer"; } + + void getAnalysisUsage(AnalysisUsage &AU) const override { + AU.setPreservesAll(); + AU.addUsedIfAvailable<SlotIndexes>(); + MachineFunctionPass::getAnalysisUsage(AU); + } + + bool runOnMachineFunction(MachineFunction &MF) override { + if (!llvm::isFunctionInPrintList(MF.getName())) + return false; + OS << "# " << Banner << ":\n"; + MF.print(OS, getAnalysisIfAvailable<SlotIndexes>()); + return false; + } +}; + +char MachineFunctionPrinterPass::ID = 0; +} + +char &llvm::MachineFunctionPrinterPassID = MachineFunctionPrinterPass::ID; +INITIALIZE_PASS(MachineFunctionPrinterPass, "machineinstr-printer", + "Machine Function Printer", false, false) + +namespace llvm { +/// Returns a newly-created MachineFunction Printer pass. The +/// default banner is empty. +/// +MachineFunctionPass *createMachineFunctionPrinterPass(raw_ostream &OS, + const std::string &Banner){ + return new MachineFunctionPrinterPass(OS, Banner); +} + +} |