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authorDan Gohman <gohman@apple.com>2009-02-17 20:49:49 +0000
committerDan Gohman <gohman@apple.com>2009-02-17 20:49:49 +0000
commitf3a060a607765698d9e794627435a717311fa002 (patch)
tree9d004368211ce140a476954a0d8164d83c30de45 /lib/Transforms/Scalar/LoopIndexSplit.cpp
parent215d56ebe19f169da2552b1ec73ea179e53f6bf1 (diff)
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Add a method to ScalarEvolution for telling it when a loop has been
modified in a way that may effect the trip count calculation. Change IndVars to use this method when it rewrites pointer or floating-point induction variables instead of using a doInitialization method to sneak these changes in before ScalarEvolution has a chance to see the loop. This eliminates the need for LoopPass to depend on ScalarEvolution. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@64810 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/Scalar/LoopIndexSplit.cpp')
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