class MipsSubtarget : public TargetSubtarget {
+public:
+ enum MipsABIEnum {
+ O32, O64, N32, N64, EABI
+ };
+
protected:
enum MipsArchEnum {
- Mips1, Mips2, Mips3, Mips4, Mips32, Mips32r2
+ Mips1, Mips2, Mips3, Mips4, Mips32, Mips32r2, Mips64, Mips64r2
};
- enum MipsABIEnum {
- O32, EABI
- };
-
// Mips architecture version
MipsArchEnum MipsArchVersion;
// IsFP64bit - General-purpose registers are 64 bits wide
bool IsGP64bit;
- // HasAllegrexVFPU - Allegrex processor has a vector floating point unit.
- bool HasAllegrexVFPU;
+ // HasVFPU - Processor has a vector floating point unit.
+ bool HasVFPU;
+
+ // IsABICall - Enable SRV4 code for SVR4-style dynamic objects
+ bool HasABICall;
+
+ // HasAbsoluteCall - Enable code that is not fully position-independent.
+ // Only works with HasABICall enabled.
+ bool HasAbsoluteCall;
- // IsAllegrex - The target processor is a Allegrex core.
- bool IsAllegrex;
+ // isLinux - Target system is Linux. Is false we consider ELFOS for now.
+ bool IsLinux;
+
+ // Put global and static items less than or equal to SSectionThreshold
+ // bytes into the small data or bss section. The default is 8.
+ unsigned SSectionThreshold;
+
+ /// Features related to the presence of specific instructions.
+
+ // HasSEInReg - SEB and SEH (signext in register) instructions.
+ bool HasSEInReg;
+
+ // HasCondMov - Conditional mov (MOVZ, MOVN) instructions.
+ bool HasCondMov;
+
+ // HasMulDivAdd - Multiply add and sub (MADD, MADDu, MSUB, MSUBu)
+ // instructions.
+ bool HasMulDivAdd;
+
+ // HasMinMax - MIN and MAX instructions.
+ bool HasMinMax;
+
+ // HasSwap - Byte and half swap instructions.
+ bool HasSwap;
+
+ // HasBitCount - Count leading '1' and '0' bits.
+ bool HasBitCount;
InstrItineraryData InstrItins;
/// Only O32 and EABI supported right now.
bool isABI_EABI() const { return MipsABI == EABI; }
bool isABI_O32() const { return MipsABI == O32; }
+ unsigned getTargetABI() const { return MipsABI; }
/// This constructor initializes the data members to match that
/// of the specified module.
bool isGP32bit() const { return !IsGP64bit; };
bool isSingleFloat() const { return IsSingleFloat; };
bool isNotSingleFloat() const { return !IsSingleFloat; };
- bool hasAllegrexVFPU() const { return HasAllegrexVFPU; };
- bool isAllegrex() const { return IsAllegrex; };
-
+ bool hasVFPU() const { return HasVFPU; };
+ bool hasABICall() const { return HasABICall; };
+ bool hasAbsoluteCall() const { return HasAbsoluteCall; };
+ bool isLinux() const { return IsLinux; };
+ unsigned getSSectionThreshold() const { return SSectionThreshold; }
+
+ /// Features related to the presence of specific instructions.
+ bool hasSEInReg() const { return HasSEInReg; };
+ bool hasCondMov() const { return HasCondMov; };
+ bool hasMulDivAdd() const { return HasMulDivAdd; };
+ bool hasMinMax() const { return HasMinMax; };
+ bool hasSwap() const { return HasSwap; };
+ bool hasBitCount() const { return HasBitCount; };
};
} // End llvm namespace