arm/insts/vfp.hh

162     } val;
163     val.fp = fp;
164     return val.bits;
174     } val;
175     val.fp = fp;
176     return val.bits;
186     } val;
187     val.bits = bits;
188     return val.fp;
198     } val;
199     val.bits = bits;
200     return val.fp;
205 isSnan(fpType val)
210     return std::isnan(val) && ((fpToBits(val) & qnan) != qnan);
219 fpType fixDest(FPSCR fpscr, fpType val, fpType op1);
222 fpType fixDest(FPSCR fpscr, fpType val, fpType op1, fpType op2);
225 fpType fixDivDest(FPSCR fpscr, fpType val, fpType op1, fpType op2);
227 float fixFpDFpSDest(FPSCR fpscr, double val);
228 double fixFpSFpDDest(FPSCR fpscr, float val);
246 lowFromDouble(double val)
248     return fpToBits(val);
252 highFromDouble(double val)
254     return fpToBits(val) >> 32;
265 vfpFpToFixed(T val, bool isSigned, uint8_t width, uint8_t imm, bool
301     val = val * pow(2.0, imm);
302     __asm__ __volatile__("" : "=m" (val) : "m" (val));
305     __asm__ __volatile__("" : "=m" (val) : "m" (val));
306     T origVal = val;
307     val = rint(val);
308     __asm__ __volatile__("" : "=m" (val) : "m" (val));
312     int fpType = std::fpclassify(val);
317         val = 0.0;
318     } else if (origVal != val) {
321             if (origVal - val > 0.5)
322                 val += 1.0;
323             else if (val - origVal > 0.5)
324                 val -= 1.0;
329                 // don't do the obvious origVal - val, instead we do
330                 // -(val - origVal). This is required to get the corruct bit
332                 volatile T error = val;
336                     ((error == 0.5) && (val >= 0)) )
337                     val += 1.0;
339                 if (origVal < val)
340                     val -= 1.0;
344             if (origVal > val)
345                 val += 1.0;
351     __asm__ __volatile__("" : "=m" (val) : "m" (val));
355         int64_t  result     = (int64_t) val;
360                 finalVal = (int16_t)val;
362                 finalVal =(int32_t)val;
371             if ((double)val < minVal) {
376             if ((double)val > maxVal) {
381             bool isNeg = val < 0;
393                 outOfRange |= val < result;
398                 outOfRange |= val > result;
413         if ((double)val < 0) {
420         uint64_t result = ((uint64_t) val) & mask(width);
421         if (val > result) {
435         uint64_t val, uint8_t width, uint8_t imm);
437         int64_t val, uint8_t width, uint8_t imm);
440         uint64_t val, uint8_t width, uint8_t imm);
442         int64_t val, uint8_t width, uint8_t imm);
766     T val;
768     val = round(a);
769     if (a - val == 0.5) {
770         if ( (((int) a) & 1) == 0 ) val += 1.0;
772     else if (a - val == -0.5) {
773         if ( (((int) a) & 1) == 0 ) val -= 1.0;
775     return val;
819     dblLow(double val) const
821         return fpToBits(val);
825     dblHi(double val) const
827         return fpToBits(val) >> 32;