lib/Support/APInt.cpp

305   unsigned hiWord = whichWord(hiBit);
315     // If loWord and hiWord are equal, then we combine the masks. Otherwise,
316     // set the bits in hiWord.
317     if (hiWord == loWord)
320       U.pVal[hiWord] |= hiMask;
325   // Fill any words between loWord and hiWord with all ones.
326   for (unsigned word = loWord + 1; word < hiWord; ++word)
415   unsigned hiWord = whichWord(bitPosition + numBits - 1);
416   if (loWord == hiWord) {
427   U.pVal[hiWord] &= ~(maskBits >> (wordBits - loBit));
428   U.pVal[hiWord] |= subBits >> (wordBits - loBit);
441   unsigned hiWord = whichWord(bitPosition + numBits - 1);
444   if (loWord == hiWord)
450     return APInt(numBits, makeArrayRef(U.pVal + loWord, 1 + hiWord - loWord));
481   unsigned hiWord = whichWord(bitPosition + numBits - 1);
482   if (loWord == hiWord)
488   retBits |= U.pVal[hiWord] << (wordBits - loBit);
846   unsigned hiWord = whichWord(n-1);
847   if (hiWord == 0) {
852     assert(hiWord > 0 && "huh?");
853     uint64_t hibits = Tmp.U.pVal[hiWord] << (52 - n % APINT_BITS_PER_WORD);
854     uint64_t lobits = Tmp.U.pVal[hiWord-1] >> (11 + n % APINT_BITS_PER_WORD);