Refactor GVNPRE to use a much smart method of uniquing value sets, and centralize a lot of the value numbering information. No functionality change.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37645 91177308-0d34-0410-b5e6-96231b3b80d8

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Owen Anderson 2007-06-19 03:31:41 +00:00

parent 82a87a0172

commit 086f5f350b

1 changed files with 452 additions and 274 deletions

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lib/Transforms/Scalar/GVNPRE.cpp

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