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Many functions that returned a single MachineInstr now take a

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vector of MachineInstr* to return multiple ones.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2650 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Vikram S. Adve 2002-05-19 15:42:21 +00:00
parent 0243ff9e62
commit febfae46a7
1 changed files with 20 additions and 18 deletions
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38
include/llvm/Target/TargetRegInfo.h
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@ -106,6 +106,11 @@ public:
//
virtual int getZeroRegNum() const = 0;
// Number of registers used for passing int args (usually 6: %o0 - %o5)
// and float args (usually 32: %f0 - %f31)
//
virtual unsigned const GetNumOfIntArgRegs() const = 0;
virtual unsigned const GetNumOfFloatArgRegs() const = 0;
// The following methods are used to color special live ranges (e.g.
// method args and return values etc.) with specific hardware registers
@ -137,22 +142,20 @@ public:
// interface. However, they can be moved to MachineInstrInfo interface if
// necessary.
//
virtual MachineInstr *cpReg2RegMI(unsigned SrcReg, unsigned DestReg,
int RegType) const = 0;
virtual void cpReg2RegMI(unsigned SrcReg, unsigned DestReg,
int RegType, vector<MachineInstr*>& mvec) const = 0;
virtual MachineInstr *cpReg2MemMI(unsigned SrcReg, unsigned DestPtrReg,
int Offset, int RegType) const = 0;
virtual void cpReg2MemMI(unsigned SrcReg, unsigned DestPtrReg, int Offset,
int RegTypee, vector<MachineInstr*>& mvec) const=0;
virtual MachineInstr *cpMem2RegMI(unsigned SrcPtrReg, int Offset,
unsigned DestReg, int RegType) const = 0;
virtual void cpMem2RegMI(unsigned SrcPtrReg, int Offset, unsigned DestReg,
int RegTypee, vector<MachineInstr*>& mvec) const=0;
virtual MachineInstr *cpValue2Value(Value *Src, Value *Dest) const = 0;
virtual void cpValue2Value(Value *Src, Value *Dest,
vector<MachineInstr*>& mvec) const = 0;
virtual bool isRegVolatile(int RegClassID, int Reg) const = 0;
// Returns the reg used for pushing the address when a method is called.
// This can be used for other purposes between calls
//
@ -173,16 +176,15 @@ public:
virtual const std::string getUnifiedRegName(int UnifiedRegNum) const = 0;
// Gives the type of a register based on the type of the LR
// The following 4 methods are used to find the RegType (see enum above)
// of a LiveRange, Value and using the unified RegClassID
//
virtual int getRegType(unsigned regClassID, const Type* type) const = 0;
virtual int getRegType(const LiveRange *LR) const = 0;
virtual int getRegType(const Value *Val) const = 0;
virtual int getRegType(int reg) const = 0;
// To obtain the return value and the indirect call address (if any)
// contained in a CALL machine instruction
//
virtual const Value *getCallInstRetVal(const MachineInstr *CallMI) const = 0;
virtual const Value *getCallInstIndirectAddrVal(const MachineInstr *CallMI) const = 0;
// The following methods are used to get the frame/stack pointers
//
virtual unsigned getFramePointer() const = 0;