// Return a probability as a fraction between 0 (0% probability) and
// 1 (100% probability), however the value is never equal to 0, and can be 1
- // only if SRC block has only one successor.
+ // only iff SRC block has only one successor.
// NB: This routine's complexity is linear on the number of successors of
// Src. Querying sequentially for each successor's probability is a quadratic
// query pattern.
MachineBasicBlock *Dst) const;
// Print value between 0 (0% probability) and 1 (100% probability),
- // however the value is never equal to 0, and can be 1 only if SRC block
+ // however the value is never equal to 0, and can be 1 only iff SRC block
// has only one successor.
raw_ostream &printEdgeProbability(raw_ostream &OS, MachineBasicBlock *Src,
MachineBasicBlock *Dst) const;