diff options
-rw-r--r-- | lib/Transforms/Scalar/LoopStrengthReduce.cpp | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/lib/Transforms/Scalar/LoopStrengthReduce.cpp b/lib/Transforms/Scalar/LoopStrengthReduce.cpp index 540433f..894eb4a 100644 --- a/lib/Transforms/Scalar/LoopStrengthReduce.cpp +++ b/lib/Transforms/Scalar/LoopStrengthReduce.cpp @@ -1129,11 +1129,11 @@ static bool isNonConstantNegative(const SCEVHandle &Expr) { return SC->getValue()->getValue().isNegative(); } -// CollectIVUsers - Transform our list of users and offsets to a bit more -// complex table. In this new vector, each 'BasedUser' contains 'Base', the base -// of the strided accesses, as well as the old information from Uses. We -// progressively move information from the Base field to the Imm field, until -// we eventually have the full access expression to rewrite the use. +/// CollectIVUsers - Transform our list of users and offsets to a bit more +/// complex table. In this new vector, each 'BasedUser' contains 'Base', the base +/// of the strided accesses, as well as the old information from Uses. We +/// progressively move information from the Base field to the Imm field, until +/// we eventually have the full access expression to rewrite the use. SCEVHandle LoopStrengthReduce::CollectIVUsers(const SCEVHandle &Stride, IVUsersOfOneStride &Uses, Loop *L, @@ -2284,9 +2284,9 @@ void LoopStrengthReduce::OptimizeShadowIV(Loop *L) { } } -// OptimizeIndvars - Now that IVUsesByStride is set up with all of the indvar -// uses in the loop, look to see if we can eliminate some, in favor of using -// common indvars for the different uses. +/// OptimizeIndvars - Now that IVUsesByStride is set up with all of the indvar +/// uses in the loop, look to see if we can eliminate some, in favor of using +/// common indvars for the different uses. void LoopStrengthReduce::OptimizeIndvars(Loop *L) { // TODO: implement optzns here. @@ -2413,9 +2413,9 @@ void LoopStrengthReduce::OptimizeLoopTermCond(Loop *L) { ++NumLoopCond; } -// OptimizeLoopCountIV - If, after all sharing of IVs, the IV used for deciding -// when to exit the loop is used only for that purpose, try to rearrange things -// so it counts down to a test against zero. +/// OptimizeLoopCountIV - If, after all sharing of IVs, the IV used for deciding +/// when to exit the loop is used only for that purpose, try to rearrange things +/// so it counts down to a test against zero. void LoopStrengthReduce::OptimizeLoopCountIV(Loop *L) { // If the number of times the loop is executed isn't computable, give up. |