86   unsigned NumBits = C->getType()->getPrimitiveSizeInBits();  in extractConstantBits()  local
89     return APInt::getZero(NumBits);  in extractConstantBits()
100         assert((NumBits % Bits->getBitWidth()) == 0 && "Illegal splat");  in extractConstantBits()
101         return APInt::getSplat(NumBits, *Bits);  in extractConstantBits()
105     APInt Bits = APInt::getZero(NumBits);  in extractConstantBits()
111       assert(NumBits == (E * SubBits->getBitWidth()) &&  in extractConstantBits()
125       APInt Bits = APInt::getZero(NumBits);  in extractConstantBits()
142                                                 unsigned NumBits) {  in extractConstantBits()  argument
144     return Bits->zextOrTrunc(NumBits);  in extractConstantBits()
266 static Constant *rebuildZeroUpperCst(const Constant *C, unsigned NumBits,  in rebuildZeroUpperCst()  argument
273   if (NumBits > ScalarBitWidth) {  in rebuildZeroUpperCst()
275     if (std::optional<APInt> Bits = extractConstantBits(C, NumBits)) {  in rebuildZeroUpperCst()
276       if (Bits->countLeadingZeros() >= (NumBits - ScalarBitWidth)) {  in rebuildZeroUpperCst()
293                                unsigned NumBits, unsigned NumElts,  in rebuildExtCst()  argument
295   unsigned DstEltBitWidth = NumBits / NumElts;  in rebuildExtCst()
296   assert((NumBits % NumElts) == 0 && (NumBits % SrcEltBitWidth) == 0 &&  in rebuildExtCst()
300   if (std::optional<APInt> Bits = extractConstantBits(C, NumBits)) {  in rebuildExtCst()
322 static Constant *rebuildSExtCst(const Constant *C, unsigned NumBits,  in rebuildSExtCst()  argument
324   return rebuildExtCst(C, true, NumBits, NumElts, SrcEltBitWidth);  in rebuildSExtCst()
326 static Constant *rebuildZExtCst(const Constant *C, unsigned NumBits,  in rebuildZExtCst()  argument
328   return rebuildExtCst(C, false, NumBits, NumElts, SrcEltBitWidth);  in rebuildZExtCst()