/// APSInt ctor - Create an APSInt with the specified width, default to
/// unsigned.
explicit APSInt(uint32_t BitWidth) : APInt(BitWidth, 0), IsUnsigned(true) {}
- APSInt(const APInt &I) : APInt(I), IsUnsigned(true) {}
+
+ explicit APSInt(const APInt &I, bool isUnsigned = true)
+ : APInt(I), IsUnsigned(isUnsigned) {}
APSInt &operator=(const APSInt &RHS) {
APInt::operator=(RHS);
return APInt::toString(Radix, isSigned());
}
+ APSInt& extend(uint32_t width) {
+ if (IsUnsigned)
+ zext(width);
+ else
+ sext(width);
+ return *this;
+ }
+
+ APSInt& extOrTrunc(uint32_t width) {
+ if (IsUnsigned)
+ zextOrTrunc(width);
+ else
+ sextOrTrunc(width);
+ return *this;
+ }
const APSInt &operator%=(const APSInt &RHS) {
assert(IsUnsigned == RHS.IsUnsigned && "Signedness mismatch!");
}
APSInt operator%(const APSInt &RHS) const {
assert(IsUnsigned == RHS.IsUnsigned && "Signedness mismatch!");
- return IsUnsigned ? urem(RHS) : srem(RHS);
+ return IsUnsigned ? APSInt(urem(RHS), true) : APSInt(srem(RHS), false);
}
APSInt operator/(const APSInt &RHS) const {
assert(IsUnsigned == RHS.IsUnsigned && "Signedness mismatch!");
- return IsUnsigned ? udiv(RHS) : sdiv(RHS);
+ return IsUnsigned ? APSInt(udiv(RHS), true) : APSInt(sdiv(RHS), false);
}
- const APSInt &operator>>=(unsigned Amt) {
- *this = *this >> Amt;
- return *this;
+ APSInt operator>>(unsigned Amt) const {
+ return IsUnsigned ? APSInt(lshr(Amt), true) : APSInt(ashr(Amt), false);
}
-
- APSInt& extend(uint32_t width) {
- if (IsUnsigned)
- zext(width);
- else
- sext(width);
+ APSInt& operator>>=(unsigned Amt) {
+ *this = *this >> Amt;
return *this;
}
- APSInt& extOrTrunc(uint32_t width) {
- if (IsUnsigned)
- zextOrTrunc(width);
- else
- sextOrTrunc(width);
- return *this;
- }
-
- APSInt operator>>(unsigned Amt) const {
- return IsUnsigned ? lshr(Amt) : ashr(Amt);
- }
-
inline bool operator<(const APSInt& RHS) const {
assert(IsUnsigned == RHS.IsUnsigned && "Signedness mismatch!");
return IsUnsigned ? ult(RHS) : slt(RHS);
return IsUnsigned ? uge(RHS) : sge(RHS);
}
+ // The remaining operators just wrap the logic of APInt, but retain the
+ // signedness information.
+
+ APSInt operator<<(unsigned Bits) {
+ return APSInt(static_cast<APInt&>(*this) << Bits, IsUnsigned);
+ }
+ APSInt& operator<<=(unsigned Amt) {
+ *this = *this << Amt;
+ return *this;
+ }
+
+ APSInt& operator++() {
+ static_cast<APInt&>(*this)++;
+ return *this;
+ }
+ APSInt& operator--() {
+ static_cast<APInt&>(*this)++;
+ return *this;
+ }
+ APSInt operator++(int) {
+ return APSInt(++static_cast<APInt&>(*this), IsUnsigned);
+ }
+ APSInt operator--(int) {
+ return APSInt(--static_cast<APInt&>(*this), IsUnsigned);
+ }
+ APSInt operator-() const {
+ return APSInt(-static_cast<const APInt&>(*this), IsUnsigned);
+ }
+ APSInt& operator+=(const APSInt& RHS) {
+ assert(IsUnsigned == RHS.IsUnsigned && "Signedness mismatch!");
+ static_cast<APInt&>(*this) += RHS;
+ return *this;
+ }
+ APSInt& operator-=(const APSInt& RHS) {
+ assert(IsUnsigned == RHS.IsUnsigned && "Signedness mismatch!");
+ static_cast<APInt&>(*this) -= RHS;
+ return *this;
+ }
+ APSInt& operator*=(const APSInt& RHS) {
+ assert(IsUnsigned == RHS.IsUnsigned && "Signedness mismatch!");
+ static_cast<APInt&>(*this) *= RHS;
+ return *this;
+ }
+ APSInt& operator&=(const APSInt& RHS) {
+ assert(IsUnsigned == RHS.IsUnsigned && "Signedness mismatch!");
+ static_cast<APInt&>(*this) &= RHS;
+ return *this;
+ }
+ APSInt& operator|=(const APSInt& RHS) {
+ assert(IsUnsigned == RHS.IsUnsigned && "Signedness mismatch!");
+ static_cast<APInt&>(*this) |= RHS;
+ return *this;
+ }
+ APSInt& operator^=(const APSInt& RHS) {
+ assert(IsUnsigned == RHS.IsUnsigned && "Signedness mismatch!");
+ static_cast<APInt&>(*this) ^= RHS;
+ return *this;
+ }
+
+ APSInt operator&(const APSInt& RHS) const {
+ assert(IsUnsigned == RHS.IsUnsigned && "Signedness mismatch!");
+ return APSInt(static_cast<const APInt&>(*this) & RHS, IsUnsigned);
+ }
+ APSInt And(const APSInt& RHS) const {
+ return this->operator&(RHS);
+ }
+
+ APSInt operator|(const APSInt& RHS) const {
+ assert(IsUnsigned == RHS.IsUnsigned && "Signedness mismatch!");
+ return APSInt(static_cast<const APInt&>(*this) | RHS, IsUnsigned);
+ }
+ APSInt Or(const APSInt& RHS) const {
+ return this->operator|(RHS);
+ }
+
+
+ APSInt operator^(const APSInt& RHS) const {
+ assert(IsUnsigned == RHS.IsUnsigned && "Signedness mismatch!");
+ return APSInt(static_cast<const APInt&>(*this) ^ RHS, IsUnsigned);
+ }
+ APSInt Xor(const APSInt& RHS) const {
+ return this->operator^(RHS);
+ }
+
+ APSInt operator*(const APSInt& RHS) const {
+ assert(IsUnsigned == RHS.IsUnsigned && "Signedness mismatch!");
+ return APSInt(static_cast<const APInt&>(*this) * RHS, IsUnsigned);
+ }
+ APSInt operator+(const APSInt& RHS) const {
+ assert(IsUnsigned == RHS.IsUnsigned && "Signedness mismatch!");
+ return APSInt(static_cast<const APInt&>(*this) + RHS, IsUnsigned);
+ }
+ APSInt operator-(const APSInt& RHS) const {
+ assert(IsUnsigned == RHS.IsUnsigned && "Signedness mismatch!");
+ return APSInt(static_cast<const APInt&>(*this) - RHS, IsUnsigned);
+ }
+ APSInt operator~() {
+ return APSInt(~static_cast<const APInt&>(*this), IsUnsigned);
+ }
+
/// Profile - Used to insert APSInt objects, or objects that contain APSInt
/// objects, into FoldingSets.
void Profile(FoldingSetNodeID& ID) const;