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authorChris Lattner <sabre@nondot.org>2007-08-08 05:51:24 +0000
committerChris Lattner <sabre@nondot.org>2007-08-08 05:51:24 +0000
commitc63d4c2e4e43add22b5cc6a41a93cfa83368f15f (patch)
treeb337122901da76c41f465d4f4924b36557a20051 /llvm/lib/Bitcode/Reader/BitcodeReader.cpp
parent0aecf0ebef02af000791d3bbe880bb7b462506db (diff)
downloadbcm5719-llvm-c63d4c2e4e43add22b5cc6a41a93cfa83368f15f.tar.gz
bcm5719-llvm-c63d4c2e4e43add22b5cc6a41a93cfa83368f15f.zip
reimplement dfs number computation to be significantly faster. This speeds up
natural loop canonicalization (which does many cfg xforms) by 4.3x, for example. This also fixes a bug in postdom dfnumber computation. llvm-svn: 40920
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