70 lines
2.5 KiB
C
70 lines
2.5 KiB
C
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//=- LoongArchMachineFunctionInfo.h - LoongArch machine function info -----===//
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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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//
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// This file declares LoongArch-specific per-machine-function information.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_LOONGARCH_LOONGARCHMACHINEFUNCTIONINFO_H
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#define LLVM_LIB_TARGET_LOONGARCH_LOONGARCHMACHINEFUNCTIONINFO_H
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#include "LoongArchSubtarget.h"
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#include "llvm/CodeGen/MachineFrameInfo.h"
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#include "llvm/CodeGen/MachineFunction.h"
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namespace llvm {
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/// LoongArchMachineFunctionInfo - This class is derived from
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/// MachineFunctionInfo and contains private LoongArch-specific information for
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/// each MachineFunction.
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class LoongArchMachineFunctionInfo : public MachineFunctionInfo {
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private:
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/// FrameIndex for start of varargs area
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int VarArgsFrameIndex = 0;
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/// Size of the save area used for varargs
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int VarArgsSaveSize = 0;
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/// Size of stack frame to save callee saved registers
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unsigned CalleeSavedStackSize = 0;
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/// FrameIndex of the spill slot when there is no scavenged register in
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/// insertIndirectBranch.
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int BranchRelaxationSpillFrameIndex = -1;
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public:
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LoongArchMachineFunctionInfo(const Function &F,
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const TargetSubtargetInfo *STI) {}
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MachineFunctionInfo *
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clone(BumpPtrAllocator &Allocator, MachineFunction &DestMF,
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const DenseMap<MachineBasicBlock *, MachineBasicBlock *> &Src2DstMBB)
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const override {
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return DestMF.cloneInfo<LoongArchMachineFunctionInfo>(*this);
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}
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int getVarArgsFrameIndex() const { return VarArgsFrameIndex; }
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void setVarArgsFrameIndex(int Index) { VarArgsFrameIndex = Index; }
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unsigned getVarArgsSaveSize() const { return VarArgsSaveSize; }
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void setVarArgsSaveSize(int Size) { VarArgsSaveSize = Size; }
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unsigned getCalleeSavedStackSize() const { return CalleeSavedStackSize; }
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void setCalleeSavedStackSize(unsigned Size) { CalleeSavedStackSize = Size; }
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int getBranchRelaxationSpillFrameIndex() {
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return BranchRelaxationSpillFrameIndex;
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}
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void setBranchRelaxationSpillFrameIndex(int Index) {
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BranchRelaxationSpillFrameIndex = Index;
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}
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};
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} // end namespace llvm
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#endif // LLVM_LIB_TARGET_LOONGARCH_LOONGARCHMACHINEFUNCTIONINFO_H
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