18 unsigned int PerformFLT(const unsigned int opcode);
19 unsigned int PerformFIX(const unsigned int opcode);
21 static unsigned int PerformComparison(const unsigned int opcode);
23 unsigned int EmulateCPRT(const unsigned int opcode)  in EmulateCPRT()  argument
26 	if (opcode & 0x800000) {  in EmulateCPRT()
31 		return PerformComparison(opcode);  in EmulateCPRT()
35 	switch ((opcode & 0x700000) >> 20) {  in EmulateCPRT()
37 		return PerformFLT(opcode);  in EmulateCPRT()
40 		return PerformFIX(opcode);  in EmulateCPRT()
44 		writeFPSR(readRegister(getRd(opcode)));  in EmulateCPRT()
47 		writeRegister(getRd(opcode), readFPSR());  in EmulateCPRT()
57 unsigned int PerformFLT(const unsigned int opcode)  in PerformFLT()  argument
62 	roundData.mode = SetRoundingMode(opcode);  in PerformFLT()
63 	roundData.precision = SetRoundingPrecision(opcode);  in PerformFLT()
66 	switch (opcode & MASK_ROUNDING_PRECISION) {  in PerformFLT()
69 			fpa11->fType[getFn(opcode)] = typeSingle;  in PerformFLT()
70 			fpa11->fpreg[getFn(opcode)].fSingle = int32_to_float32(&roundData, readRegister(getRd(opcode)));  in PerformFLT()
76 			fpa11->fType[getFn(opcode)] = typeDouble;  in PerformFLT()
77 			fpa11->fpreg[getFn(opcode)].fDouble = int32_to_float64(readRegister(getRd(opcode)));  in PerformFLT()
84 			fpa11->fType[getFn(opcode)] = typeExtended;  in PerformFLT()
85 			fpa11->fpreg[getFn(opcode)].fExtended = int32_to_floatx80(readRegister(getRd(opcode)));  in PerformFLT()
100 unsigned int PerformFIX(const unsigned int opcode)  in PerformFIX()  argument
103 	unsigned int Fn = getFm(opcode);  in PerformFIX()
106 	roundData.mode = SetRoundingMode(opcode);  in PerformFIX()
107 	roundData.precision = SetRoundingPrecision(opcode);  in PerformFIX()
113 			writeRegister(getRd(opcode), float32_to_int32(&roundData, fpa11->fpreg[Fn].fSingle));  in PerformFIX()
119 			writeRegister(getRd(opcode), float64_to_int32(&roundData, fpa11->fpreg[Fn].fDouble));  in PerformFIX()
126 			writeRegister(getRd(opcode), floatx80_to_int32(&roundData, fpa11->fpreg[Fn].fExtended));  in PerformFIX()
142 static unsigned int PerformComparison(const unsigned int opcode)  in PerformComparison()  argument
145 	unsigned int Fn = getFn(opcode), Fm = getFm(opcode);  in PerformComparison()
146 	int e_flag = opcode & 0x400000;	/* 1 if CxFE */  in PerformComparison()
147 	int n_flag = opcode & 0x200000;	/* 1 if CNxx */  in PerformComparison()
184 	if (CONSTANT_FM(opcode)) {  in PerformComparison()
234 	if (CONSTANT_FM(opcode)) {  in PerformComparison()