3577   TypeSize DestBits = DestTy->getPrimitiveSizeInBits(); // 0 for ptr  in isBitCastable()  local
3581   if (SrcBits.getKnownMinValue() == 0 || DestBits.getKnownMinValue() == 0)  in isBitCastable()
3584   if (SrcBits != DestBits)  in isBitCastable()
3637   unsigned DestBits = DestTy->getPrimitiveSizeInBits(); // 0 for ptr  in getCastOpcode()  local
3642       if (DestBits < SrcBits)  in getCastOpcode()
3644       else if (DestBits > SrcBits) {                // its an extension  in getCastOpcode()
3658       assert(DestBits == SrcBits &&  in getCastOpcode()
3673       if (DestBits < SrcBits) {  in getCastOpcode()
3675       } else if (DestBits > SrcBits) {  in getCastOpcode()
3681       assert(DestBits == SrcBits &&  in getCastOpcode()
3687     assert(DestBits == SrcBits &&  in getCastOpcode()
3701       assert(DestBits == SrcBits && "Casting vector of wrong width to X86_MMX");  in getCastOpcode()