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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34666 91177308-0d34-0410-b5e6-96231b3b80d8
51 lines
1.5 KiB
C++
51 lines
1.5 KiB
C++
//===-- PPCMachineFunctionInfo.h - Private data used for PowerPC --*- C++ -*-=//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file was developed by James M. Laskey and is distributed under
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// the University of Illinois Open Source License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file declares the PowerPC specific subclass of MachineFunctionInfo.
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//
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//===----------------------------------------------------------------------===//
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#ifndef PPC_MACHINE_FUNCTION_INFO_H
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#define PPC_MACHINE_FUNCTION_INFO_H
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#include "llvm/CodeGen/MachineFunction.h"
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namespace llvm {
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/// PPCFunctionInfo - This class is derived from MachineFunction private
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/// PowerPC target-specific information for each MachineFunction.
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class PPCFunctionInfo : public MachineFunctionInfo {
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private:
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/// FramePointerSaveIndex - Frame index of where the old frame pointer is
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/// stored. Also used as an anchor for instructions that need to be altered
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/// when using frame pointers (dyna_add, dyna_sub.)
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int FramePointerSaveIndex;
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/// UsesLR - Indicates whether LR is used in the current function.
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///
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bool UsesLR;
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public:
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PPCFunctionInfo(MachineFunction& MF)
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: FramePointerSaveIndex(0)
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{}
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int getFramePointerSaveIndex() const { return FramePointerSaveIndex; }
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void setFramePointerSaveIndex(int Idx) { FramePointerSaveIndex = Idx; }
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void setUsesLR(bool U) { UsesLR = U; }
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bool usesLR() { return UsesLR; }
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};
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} // end of namespace llvm
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#endif
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