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Add a comment about how Imm can be used for loop-variant values. 

llvm-svn: 65147
This commit is contained in:
Dan Gohman 2009-02-20 20:29:04 +00:00
parent 2f3a3d9f7a
commit 1608df5319
1 changed files with 2 additions and 1 deletions
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3
llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp
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@ -666,7 +666,8 @@ namespace {
/// Imm - The immediate value that should be added to the base immediately /// Imm - The immediate value that should be added to the base immediately
/// before Inst, because it will be folded into the imm field of the /// before Inst, because it will be folded into the imm field of the
/// instruction. /// instruction. This is also sometimes used for loop-variant values that
/// must be added inside the loop.
SCEVHandle Imm; SCEVHandle Imm;
/// Phi - The induction variable that performs the striding that /// Phi - The induction variable that performs the striding that