+class ISAFPHelpers:
+
+ def FPSIN32(self, FRB):
+ #FRB = DOUBLE(SINGLE(FRB))
+ result = math.sin(float(FRB))
+ cvt = fp64toselectable(result)
+ cvt = self.DOUBLE2SINGLE(cvt)
+ log ("FPSIN32", FRB, float(FRB), "=", result, cvt)
+ return cvt
+
+ def FPCOS32(self, FRB):
+ #FRB = DOUBLE(SINGLE(FRB))
+ result = math.cos(float(FRB))
+ cvt = fp64toselectable(result)
+ cvt = self.DOUBLE2SINGLE(cvt)
+ log ("FPCOS32", FRB, float(FRB), "=", result, cvt)
+ return cvt
+
+ def FPADD32(self, FRA, FRB):
+ #return FPADD64(FRA, FRB)
+ #FRA = DOUBLE(SINGLE(FRA))
+ #FRB = DOUBLE(SINGLE(FRB))
+ result = float(FRA) + float(FRB)
+ cvt = fp64toselectable(result)
+ cvt = self.DOUBLE2SINGLE(cvt)
+ log ("FPADD32", FRA, FRB, float(FRA), "+", float(FRB), "=", result, cvt)
+ return cvt
+
+ def FPSUB32(self, FRA, FRB):
+ #return FPSUB64(FRA, FRB)
+ #FRA = DOUBLE(SINGLE(FRA))
+ #FRB = DOUBLE(SINGLE(FRB))
+ result = float(FRA) - float(FRB)
+ cvt = fp64toselectable(result)
+ cvt = self.DOUBLE2SINGLE(cvt)
+ log ("FPSUB32", FRA, FRB, float(FRA), "-", float(FRB), "=", result, cvt)
+ return cvt
+
+ def FPMUL32(self, FRA, FRB, sign=1):
+ #return FPMUL64(FRA, FRB)
+ FRA = self.DOUBLE(SINGLE(FRA))
+ FRB = self.DOUBLE(SINGLE(FRB))
+ result = signinv(float(FRA) * float(FRB), sign)
+ log ("FPMUL32", FRA, FRB, float(FRA), float(FRB), result, sign)
+ cvt = fp64toselectable(result)
+ cvt = self.DOUBLE2SINGLE(cvt)
+ log (" cvt", cvt)
+ return cvt
+
+ def FPMULADD32(self, FRA, FRC, FRB, mulsign, addsign):
+ #return FPMUL64(FRA, FRB)
+ #FRA = DOUBLE(SINGLE(FRA))
+ #FRB = DOUBLE(SINGLE(FRB))
+ if addsign == 1:
+ if mulsign == 1:
+ result = float(FRA) * float(FRC) + float(FRB) # fmadds
+ elif mulsign == -1:
+ result = -(float(FRA) * float(FRC) - float(FRB)) # fnmsubs
+ elif addsign == -1:
+ if mulsign == 1:
+ result = float(FRA) * float(FRC) - float(FRB) # fmsubs
+ elif mulsign == -1:
+ result = -(float(FRA) * float(FRC) + float(FRB)) # fnmadds
+ elif addsign == 0:
+ result = 0.0
+ log ("FPMULADD32 FRA FRC FRB", FRA, FRC, FRB)
+ log (" FRA", float(FRA))
+ log (" FRC", float(FRC))
+ log (" FRB", float(FRB))
+ log (" (FRA*FRC)+FRB=", mulsign, addsign, result)
+ cvt = fp64toselectable(result)
+ cvt = self.DOUBLE2SINGLE(cvt)
+ log (" cvt", cvt)
+ return cvt
+
+ def FPDIV32(self, FRA, FRB, sign=1):
+ #return FPDIV64(FRA, FRB)
+ #FRA = DOUBLE(SINGLE(FRA))
+ #FRB = DOUBLE(SINGLE(FRB))
+ result = signinv(float(FRA) / float(FRB), sign)
+ cvt = fp64toselectable(result)
+ cvt = self.DOUBLE2SINGLE(cvt)
+ log ("FPDIV32", FRA, FRB, result, cvt)
+ return cvt