diff options
Diffstat (limited to 'llvm/lib/Analysis/BranchProbabilityInfo.cpp')
| -rw-r--r-- | llvm/lib/Analysis/BranchProbabilityInfo.cpp | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/llvm/lib/Analysis/BranchProbabilityInfo.cpp b/llvm/lib/Analysis/BranchProbabilityInfo.cpp index f4aea51d301..1937e1c20ec 100644 --- a/llvm/lib/Analysis/BranchProbabilityInfo.cpp +++ b/llvm/lib/Analysis/BranchProbabilityInfo.cpp @@ -88,14 +88,14 @@ static const uint32_t LBH_NONTAKEN_WEIGHT = 4; // Unlikely edges within a loop are half as likely as other edges static const uint32_t LBH_UNLIKELY_WEIGHT = 62; -/// \brief Unreachable-terminating branch taken probability. +/// Unreachable-terminating branch taken probability. /// /// This is the probability for a branch being taken to a block that terminates /// (eventually) in unreachable. These are predicted as unlikely as possible. /// All reachable probability will equally share the remaining part. static const BranchProbability UR_TAKEN_PROB = BranchProbability::getRaw(1); -/// \brief Weight for a branch taken going into a cold block. +/// Weight for a branch taken going into a cold block. /// /// This is the weight for a branch taken toward a block marked /// cold. A block is marked cold if it's postdominated by a @@ -103,7 +103,7 @@ static const BranchProbability UR_TAKEN_PROB = BranchProbability::getRaw(1); /// are those marked with attribute 'cold'. static const uint32_t CC_TAKEN_WEIGHT = 4; -/// \brief Weight for a branch not-taken into a cold block. +/// Weight for a branch not-taken into a cold block. /// /// This is the weight for a branch not taken toward a block marked /// cold. @@ -118,20 +118,20 @@ static const uint32_t ZH_NONTAKEN_WEIGHT = 12; static const uint32_t FPH_TAKEN_WEIGHT = 20; static const uint32_t FPH_NONTAKEN_WEIGHT = 12; -/// \brief Invoke-terminating normal branch taken weight +/// Invoke-terminating normal branch taken weight /// /// This is the weight for branching to the normal destination of an invoke /// instruction. We expect this to happen most of the time. Set the weight to an /// absurdly high value so that nested loops subsume it. static const uint32_t IH_TAKEN_WEIGHT = 1024 * 1024 - 1; -/// \brief Invoke-terminating normal branch not-taken weight. +/// Invoke-terminating normal branch not-taken weight. /// /// This is the weight for branching to the unwind destination of an invoke /// instruction. This is essentially never taken. static const uint32_t IH_NONTAKEN_WEIGHT = 1; -/// \brief Add \p BB to PostDominatedByUnreachable set if applicable. +/// Add \p BB to PostDominatedByUnreachable set if applicable. void BranchProbabilityInfo::updatePostDominatedByUnreachable(const BasicBlock *BB) { const TerminatorInst *TI = BB->getTerminator(); @@ -162,7 +162,7 @@ BranchProbabilityInfo::updatePostDominatedByUnreachable(const BasicBlock *BB) { PostDominatedByUnreachable.insert(BB); } -/// \brief Add \p BB to PostDominatedByColdCall set if applicable. +/// Add \p BB to PostDominatedByColdCall set if applicable. void BranchProbabilityInfo::updatePostDominatedByColdCall(const BasicBlock *BB) { assert(!PostDominatedByColdCall.count(BB)); @@ -196,7 +196,7 @@ BranchProbabilityInfo::updatePostDominatedByColdCall(const BasicBlock *BB) { } } -/// \brief Calculate edge weights for successors lead to unreachable. +/// Calculate edge weights for successors lead to unreachable. /// /// Predict that a successor which leads necessarily to an /// unreachable-terminated block as extremely unlikely. @@ -340,7 +340,7 @@ bool BranchProbabilityInfo::calcMetadataWeights(const BasicBlock *BB) { return true; } -/// \brief Calculate edge weights for edges leading to cold blocks. +/// Calculate edge weights for edges leading to cold blocks. /// /// A cold block is one post-dominated by a block with a call to a /// cold function. Those edges are unlikely to be taken, so we give |
