diff options
Diffstat (limited to 'include/llvm/CodeGen/StackMaps.h')
-rw-r--r-- | include/llvm/CodeGen/StackMaps.h | 58 |
1 files changed, 27 insertions, 31 deletions
diff --git a/include/llvm/CodeGen/StackMaps.h b/include/llvm/CodeGen/StackMaps.h index 46a773f..fdc1a91 100644 --- a/include/llvm/CodeGen/StackMaps.h +++ b/include/llvm/CodeGen/StackMaps.h @@ -1,5 +1,4 @@ //===------------------- StackMaps.h - StackMaps ----------------*- C++ -*-===// - // // The LLVM Compiler Infrastructure // @@ -42,10 +41,12 @@ class PatchPointOpers { public: /// Enumerate the meta operands. enum { IDPos, NBytesPos, TargetPos, NArgPos, CCPos, MetaEnd }; + private: const MachineInstr *MI; bool HasDef; bool IsAnyReg; + public: explicit PatchPointOpers(const MachineInstr *MI); @@ -66,8 +67,8 @@ public: /// Get the operand index of the variable list of non-argument operands. /// These hold the "live state". unsigned getVarIdx() const { - return getMetaIdx() + MetaEnd - + MI->getOperand(getMetaIdx(NArgPos)).getImm(); + return getMetaIdx() + MetaEnd + + MI->getOperand(getMetaIdx(NArgPos)).getImm(); } /// Get the index at which stack map locations will be recorded. @@ -98,15 +99,10 @@ private: // These values are relative offests from the start of the statepoint meta // arguments (i.e. the end of the call arguments). - enum { - CCOffset = 1, - FlagsOffset = 3, - NumVMSArgsOffset = 5 - }; + enum { CCOffset = 1, FlagsOffset = 3, NumVMSArgsOffset = 5 }; public: - explicit StatepointOpers(const MachineInstr *MI): - MI(MI) { } + explicit StatepointOpers(const MachineInstr *MI) : MI(MI) {} /// Get starting index of non call related arguments /// (calling convention, statepoint flags, vm state and gc state). @@ -134,31 +130,32 @@ private: class StackMaps { public: struct Location { - enum LocationType { Unprocessed, Register, Direct, Indirect, Constant, - ConstantIndex }; - LocationType LocType; + enum LocationType { + Unprocessed, + Register, + Direct, + Indirect, + Constant, + ConstantIndex + }; + LocationType Type; unsigned Size; unsigned Reg; int64_t Offset; - Location() : LocType(Unprocessed), Size(0), Reg(0), Offset(0) {} - Location(LocationType LocType, unsigned Size, unsigned Reg, int64_t Offset) - : LocType(LocType), Size(Size), Reg(Reg), Offset(Offset) {} + Location() : Type(Unprocessed), Size(0), Reg(0), Offset(0) {} + Location(LocationType Type, unsigned Size, unsigned Reg, int64_t Offset) + : Type(Type), Size(Size), Reg(Reg), Offset(Offset) {} }; struct LiveOutReg { unsigned short Reg; - unsigned short RegNo; + unsigned short DwarfRegNum; unsigned short Size; - LiveOutReg() : Reg(0), RegNo(0), Size(0) {} - LiveOutReg(unsigned short Reg, unsigned short RegNo, unsigned short Size) - : Reg(Reg), RegNo(RegNo), Size(Size) {} - - void MarkInvalid() { Reg = 0; } - - // Only sort by the dwarf register number. - bool operator< (const LiveOutReg &LO) const { return RegNo < LO.RegNo; } - static bool IsInvalid(const LiveOutReg &LO) { return LO.Reg == 0; } + LiveOutReg() : Reg(0), DwarfRegNum(0), Size(0) {} + LiveOutReg(unsigned short Reg, unsigned short DwarfRegNum, + unsigned short Size) + : Reg(Reg), DwarfRegNum(DwarfRegNum), Size(Size) {} }; // OpTypes are used to encode information about the following logical @@ -205,8 +202,8 @@ private: CallsiteInfo() : CSOffsetExpr(nullptr), ID(0) {} CallsiteInfo(const MCExpr *CSOffsetExpr, uint64_t ID, LocationVec &&Locations, LiveOutVec &&LiveOuts) - : CSOffsetExpr(CSOffsetExpr), ID(ID), Locations(std::move(Locations)), - LiveOuts(std::move(LiveOuts)) {} + : CSOffsetExpr(CSOffsetExpr), ID(ID), Locations(std::move(Locations)), + LiveOuts(std::move(LiveOuts)) {} }; typedef std::vector<CallsiteInfo> CallsiteInfoList; @@ -218,8 +215,8 @@ private: MachineInstr::const_mop_iterator parseOperand(MachineInstr::const_mop_iterator MOI, - MachineInstr::const_mop_iterator MOE, - LocationVec &Locs, LiveOutVec &LiveOuts) const; + MachineInstr::const_mop_iterator MOE, LocationVec &Locs, + LiveOutVec &LiveOuts) const; /// \brief Create a live-out register record for the given register @p Reg. LiveOutReg createLiveOutReg(unsigned Reg, @@ -254,7 +251,6 @@ private: void print(raw_ostream &OS); void debug() { print(dbgs()); } }; - } #endif |