diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/llvm/Support/BranchProbability.h | 28 |
1 files changed, 18 insertions, 10 deletions
diff --git a/include/llvm/Support/BranchProbability.h b/include/llvm/Support/BranchProbability.h index 6b83159de6..4b5d904400 100644 --- a/include/llvm/Support/BranchProbability.h +++ b/include/llvm/Support/BranchProbability.h @@ -29,10 +29,6 @@ class BranchProbability { // Denominator uint32_t D; - int64_t compare(BranchProbability RHS) const { - return (uint64_t)N * RHS.D - (uint64_t)D * RHS.N; - } - public: BranchProbability(uint32_t n, uint32_t d) : N(n), D(d) { assert(d > 0 && "Denomiator cannot be 0!"); @@ -54,12 +50,24 @@ public: void dump() const; - bool operator==(BranchProbability RHS) const { return compare(RHS) == 0; } - bool operator!=(BranchProbability RHS) const { return compare(RHS) != 0; } - bool operator< (BranchProbability RHS) const { return compare(RHS) < 0; } - bool operator> (BranchProbability RHS) const { return compare(RHS) > 0; } - bool operator<=(BranchProbability RHS) const { return compare(RHS) <= 0; } - bool operator>=(BranchProbability RHS) const { return compare(RHS) >= 0; } + bool operator==(BranchProbability RHS) const { + return (uint64_t)N * RHS.D == (uint64_t)D * RHS.N; + } + bool operator!=(BranchProbability RHS) const { + return !(*this == RHS); + } + bool operator<(BranchProbability RHS) const { + return (uint64_t)N * RHS.D < (uint64_t)D * RHS.N; + } + bool operator>(BranchProbability RHS) const { + return RHS < *this; + } + bool operator<=(BranchProbability RHS) const { + return (uint64_t)N * RHS.D <= (uint64_t)D * RHS.N; + } + bool operator>=(BranchProbability RHS) const { + return RHS <= *this; + } }; raw_ostream &operator<<(raw_ostream &OS, const BranchProbability &Prob); |