forked from OSchip/llvm-project
32 lines
1016 B
C++
32 lines
1016 B
C++
//===-- lib/CodeGen/GlobalISel/GISelChangeObserver.cpp --------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file constains common code to combine machine functions at generic
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// level.
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//===----------------------------------------------------------------------===//
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#include "llvm/CodeGen/GlobalISel/GISelChangeObserver.h"
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#include "llvm/CodeGen/MachineRegisterInfo.h"
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using namespace llvm;
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void GISelChangeObserver::changingAllUsesOfReg(
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const MachineRegisterInfo &MRI, unsigned Reg) {
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for (auto &ChangingMI : MRI.use_instructions(Reg)) {
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changingInstr(ChangingMI);
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ChangingAllUsesOfReg.insert(&ChangingMI);
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}
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}
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void GISelChangeObserver::finishedChangingAllUsesOfReg() {
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for (auto *ChangedMI : ChangingAllUsesOfReg)
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changedInstr(*ChangedMI);
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}
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