diff options
Diffstat (limited to 'src/arch/sparc/floatregfile.hh')
-rw-r--r-- | src/arch/sparc/floatregfile.hh | 28 |
1 files changed, 8 insertions, 20 deletions
diff --git a/src/arch/sparc/floatregfile.hh b/src/arch/sparc/floatregfile.hh index 265e71b4a..d1ac39842 100644 --- a/src/arch/sparc/floatregfile.hh +++ b/src/arch/sparc/floatregfile.hh @@ -45,37 +45,25 @@ namespace SparcISA const int NumFloatArchRegs = 64; const int NumFloatRegs = 64; - typedef float float32_t; - typedef double float64_t; - //FIXME long double refers to a 10 byte float, rather than a - //16 byte float as required. This data type may have to be emulated. - typedef double float128_t; - class FloatRegFile { - public: - static const int SingleWidth = 32; - static const int DoubleWidth = 64; - static const int QuadWidth = 128; - protected: - - //Since the floating point registers overlap each other, - //A generic storage space is used. The float to be returned is - //pulled from the appropriate section of this region. - char regSpace[(SingleWidth / 8) * NumFloatRegs]; + union { + uint32_t q[NumFloatRegs]; + float s[NumFloatRegs]; + } regs; public: void clear(); - FloatReg readReg(int floatReg, int width); + FloatReg readReg(int floatReg); - FloatRegBits readRegBits(int floatReg, int width); + FloatRegBits readRegBits(int floatReg); - Fault setReg(int floatReg, const FloatReg &val, int width); + Fault setReg(int floatReg, const FloatReg &val); - Fault setRegBits(int floatReg, const FloatRegBits &val, int width); + Fault setRegBits(int floatReg, const FloatRegBits &val); void serialize(std::ostream &os); |