datatypes/int/sc_nbutils.cpp

237 //    data_p -> words w/BITS_PER_DIGIT bits to receive the value's data bits.
238 //    ctrl_p -> words w/BITS_PER_DIGIT bits to receive the value's control bits,
248     int      delta_n;  // src_n - dst_n*BITS_PER_DIGIT.
270     delta_n = src_n - (dst_n*BITS_PER_DIGIT);
286     // We stride right to left through the source in BITS_PER_DIGIT chunks.
290     src_n = src_n - BITS_PER_DIGIT;
300             src_n += BITS_PER_DIGIT;
336         for ( bit_i = 0; bit_i < BITS_PER_DIGIT; bit_i++ )
360         src_n = src_n - BITS_PER_DIGIT;
382     int      delta_n;  // src_n - dst_n*BITS_PER_DIGIT.
421     // We stride right to left through the source in BITS_PER_DIGIT chunks.
535         src_n = src_n - BITS_PER_DIGIT;
650     carry >>= BITS_PER_DIGIT;
657     carry >>= BITS_PER_DIGIT;
694     carry >>= BITS_PER_DIGIT;
701     carry >>= BITS_PER_DIGIT;
742     carry >>= BITS_PER_DIGIT;
773   carry >>= BITS_PER_DIGIT;
779     carry >>= BITS_PER_DIGIT;
806     v >>= BITS_PER_DIGIT;
845     borrow = 1 - (borrow >> BITS_PER_DIGIT);
852     borrow = 1 - (borrow >> BITS_PER_DIGIT);
889     borrow = 1 - (borrow >> BITS_PER_DIGIT);
896     borrow = 1 - (borrow >> BITS_PER_DIGIT);
927     borrow = 1 - (borrow >> BITS_PER_DIGIT);
957   borrow = 1 - (borrow >> BITS_PER_DIGIT);
963     borrow = 1 - (borrow >> BITS_PER_DIGIT);
989     v = 1 - (v >> BITS_PER_DIGIT);
1219   assert(BITS_PER_DIGIT >= 3 * BITS_PER_BYTE);
1427   assert(BITS_PER_DIGIT >= 3 * BITS_PER_BYTE);
1630   int nbits = ulen * BITS_PER_DIGIT;
1639     int left_digit = left / BITS_PER_DIGIT;
1640     int right_digit = right / BITS_PER_DIGIT;
1642     int nsr = ((vlen << LOG2_BITS_PER_BYTE) % BITS_PER_DIGIT);
1649         d |= u[left_digit] << (BITS_PER_DIGIT - nsr);
1680   const int nsr = BITS_PER_DIGIT - BITS_PER_BYTE;
1722   if (nsl >= (int) BITS_PER_DIGIT) {
1726     if (nsl % BITS_PER_DIGIT == 0) {
1727       nd = nsl / BITS_PER_DIGIT;  // No need to use DIV_CEIL(nsl).
1732       nsl -= nd * BITS_PER_DIGIT;
1750   // Shift left if nsl < BITS_PER_DIGIT.
1754   int nsr = BITS_PER_DIGIT - nsl;
1786   if (nsr >= (int) BITS_PER_DIGIT) {
1790     if (nsr % BITS_PER_DIGIT == 0) {
1791       nd = nsr / BITS_PER_DIGIT;
1796       nsr -= nd * BITS_PER_DIGIT;
1819   // Shift right if nsr < BITS_PER_DIGIT.
1823   int nsl = BITS_PER_DIGIT - nsr;