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[APInt] No need for a copy when taking min/max of an APInt.

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llvm-svn: 260827
This commit is contained in:
Benjamin Kramer 2016-02-13 17:23:27 +00:00
parent 2bfcfaa743
commit 2316eec7c0
1 changed files with 12 additions and 4 deletions
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16
include/llvm/ADT/APInt.h
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@ -1744,16 +1744,24 @@ inline raw_ostream &operator<<(raw_ostream &OS, const APInt &I) {
namespace APIntOps {
/// \brief Determine the smaller of two APInts considered to be signed.
inline APInt smin(const APInt &A, const APInt &B) { return A.slt(B) ? A : B; }
inline const APInt &smin(const APInt &A, const APInt &B) {
return A.slt(B) ? A : B;
}
/// \brief Determine the larger of two APInts considered to be signed.
inline APInt smax(const APInt &A, const APInt &B) { return A.sgt(B) ? A : B; }
inline const APInt &smax(const APInt &A, const APInt &B) {
return A.sgt(B) ? A : B;
}
/// \brief Determine the smaller of two APInts considered to be signed.
inline APInt umin(const APInt &A, const APInt &B) { return A.ult(B) ? A : B; }
inline const APInt &umin(const APInt &A, const APInt &B) {
return A.ult(B) ? A : B;
}
/// \brief Determine the larger of two APInts considered to be unsigned.
inline APInt umax(const APInt &A, const APInt &B) { return A.ugt(B) ? A : B; }
inline const APInt &umax(const APInt &A, const APInt &B) {
return A.ugt(B) ? A : B;
}
/// \brief Check if the specified APInt has a N-bits unsigned integer value.
inline bool isIntN(unsigned N, const APInt &APIVal) { return APIVal.isIntN(N); }