/// @brief Zero extend to a new width.
APInt &zext(uint32_t width);
+ /// Make this APInt have the bit width given by \p width. The value is sign
+ /// extended, truncated, or left alone to make it that width.
+ /// @brief Sign extend or truncate to width
+ APInt &sextOrTrunc(uint32_t width);
+
+ /// Make this APInt have the bit width given by \p width. The value is zero
+ /// extended, truncated, or left alone to make it that width.
+ /// @brief Zero extend or truncate to width
+ APInt &zextOrTrunc(uint32_t width);
+
/// @brief Set every bit to 1.
APInt& set();
return *this;
}
+APInt &APInt::zextOrTrunc(uint32_t width) {
+ if (BitWidth < width)
+ return zext(width);
+ if (BitWidth > width)
+ return trunc(width);
+ return *this;
+}
+
+APInt &APInt::sextOrTrunc(uint32_t width) {
+ if (BitWidth < width)
+ return sext(width);
+ if (BitWidth > width)
+ return trunc(width);
+ return *this;
+}
+
/// Arithmetic right-shift this APInt by shiftAmt.
/// @brief Arithmetic right-shift function.
APInt APInt::ashr(uint32_t shiftAmt) const {