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e80783f62f
This used to be free, copying and moving DebugLocs became expensive after the metadata rewrite. Passing by reference eliminates a ton of track/untrack operations. No functionality change intended. llvm-svn: 272512
75 lines
3.1 KiB
C++
75 lines
3.1 KiB
C++
//===-- SystemZSelectionDAGInfo.h - SystemZ SelectionDAG Info ---*- C++ -*-===//
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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 defines the SystemZ subclass for SelectionDAGTargetInfo.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZSELECTIONDAGINFO_H
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#define LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZSELECTIONDAGINFO_H
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#include "llvm/CodeGen/SelectionDAGTargetInfo.h"
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namespace llvm {
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class SystemZTargetMachine;
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class SystemZSelectionDAGInfo : public SelectionDAGTargetInfo {
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public:
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explicit SystemZSelectionDAGInfo() = default;
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SDValue EmitTargetCodeForMemcpy(SelectionDAG &DAG, const SDLoc &DL,
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SDValue Chain, SDValue Dst, SDValue Src,
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SDValue Size, unsigned Align, bool IsVolatile,
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bool AlwaysInline,
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MachinePointerInfo DstPtrInfo,
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MachinePointerInfo SrcPtrInfo) const override;
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SDValue EmitTargetCodeForMemset(SelectionDAG &DAG, const SDLoc &DL,
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SDValue Chain, SDValue Dst, SDValue Byte,
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SDValue Size, unsigned Align, bool IsVolatile,
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MachinePointerInfo DstPtrInfo) const override;
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std::pair<SDValue, SDValue>
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EmitTargetCodeForMemcmp(SelectionDAG &DAG, const SDLoc &DL, SDValue Chain,
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SDValue Src1, SDValue Src2, SDValue Size,
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MachinePointerInfo Op1PtrInfo,
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MachinePointerInfo Op2PtrInfo) const override;
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std::pair<SDValue, SDValue>
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EmitTargetCodeForMemchr(SelectionDAG &DAG, const SDLoc &DL, SDValue Chain,
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SDValue Src, SDValue Char, SDValue Length,
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MachinePointerInfo SrcPtrInfo) const override;
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std::pair<SDValue, SDValue> EmitTargetCodeForStrcpy(
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SelectionDAG &DAG, const SDLoc &DL, SDValue Chain, SDValue Dest,
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SDValue Src, MachinePointerInfo DestPtrInfo,
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MachinePointerInfo SrcPtrInfo, bool isStpcpy) const override;
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std::pair<SDValue, SDValue>
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EmitTargetCodeForStrcmp(SelectionDAG &DAG, const SDLoc &DL, SDValue Chain,
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SDValue Src1, SDValue Src2,
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MachinePointerInfo Op1PtrInfo,
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MachinePointerInfo Op2PtrInfo) const override;
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std::pair<SDValue, SDValue>
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EmitTargetCodeForStrlen(SelectionDAG &DAG, const SDLoc &DL, SDValue Chain,
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SDValue Src,
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MachinePointerInfo SrcPtrInfo) const override;
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std::pair<SDValue, SDValue>
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EmitTargetCodeForStrnlen(SelectionDAG &DAG, const SDLoc &DL, SDValue Chain,
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SDValue Src, SDValue MaxLength,
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MachinePointerInfo SrcPtrInfo) const override;
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};
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} // end namespace llvm
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#endif
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