gcclibs/libdecnumber/decNumber.c

430 		  /* 2003.09.10 NaNs are now permitted to have a sign */
486 	  /* 1998.07.11: sign no longer required */
487 	  c++;			/* to (expected) sign */
993   uByte bits = 0;		/* result sign if errors */
1206 	  dac->bits = (dac->bits & ~DECNEG) | bits;	/* force correct sign */
2240   Flag diffsign;		/* non-0 if arguments have different sign */
2300 		  bits = lhs->bits & DECNEG;	/* get sign from LHS */
2336 			res->bits = DECNEG;	/* preserve 0 sign */
2443       bits = lhs->bits;		/* assume sign is that of LHS */
2457 	      bits = (uByte) (rhs->bits ^ negate);	/* assumed sign is now that of RHS */
2470 	      /* for residue we use the relative sign indication... */
2483 	      /* flip the result sign if unswapped and rhs was negated */
2543 	  res->bits ^= DECNEG;	/* flip the sign */
2609       /* zero, the sign of that sum shall be '+' in all rounding modes */
2610       /* except round toward -Infinity, in which mode that sign shall be */
2619 	    res->bits |= DECNEG;	/* sign - */
2621 	    res->bits &= ~DECNEG;	/* sign + */
2741   uByte bits;			/* working sign */
2780       bits = (lhs->bits ^ rhs->bits) & DECNEG;	/* assumed sign for divisions */
2866 		  res->bits = bits;	/* sign as computed */
2873 		  res->bits = bits;	/* sign as computed */
3284 	      bits = lhs->bits;	/* remainder sign is always as lhs */
3361 		      /* we need rem-rhs; the sign will invert.  Again we can */
3375 		      bits ^= DECNEG;	/* flip the sign */
3445   uByte bits;			/* result sign */
3477       /* precalculate result sign */
3560       res->bits = bits;		/* set sign */
3895 	      /* choose according to sign then exponent (see 754r) */
3995       /* swap sides, and sign */
4064   /* even though we only are interested in the sign.  Its length needs */
4130 /*  and negated if the result is negative.  That is, the sign of the  */
4131 /*  returned Int is the sign of the result (positive for zero) and    */
4386       dn->exponent = 0;		/* (sign is preserved) */
4651 /* updated as necessary.   dn->bits (sign) is unchanged.              */
4853 /*              is, of the opposite sign to dn.  In this case the     */
5088 	  dn->bits = 0;		/* .. and sign */
5173 /*   dn is the number (used for sign [only] and result)               */
5177 /* This sets the sign of a number and sets its value to either        */
5178 /* Infinity or the maximum finite value, depending on the sign of     */
5185   uByte sign = dn->bits & DECNEG;	/* clean and save sign bit */
5210 	if (sign)
5216 	if (!sign)
5240       dn->bits = sign;		/* sign */
5244     dn->bits = sign | DECINF;	/* Value is +/-Infinity */
5439   /* apply any sign and return */
5510   res->bits |= DECNAN;		/* .. preserving sign */
5599 /* Shows: sign, exponent, coefficient (msu first), digits             */
5600 /*    or: sign, special-value                                         */
5609   char isign = '+';		/* main sign */