Chris Lattner 9e3b928e32 Implement a super sketched out pattern match/rewrite framework and a sketched ... out canonicalization pass to drive it, and a simple (x-x) === 0 pattern match as a test case. There is a tremendous number of improvements that need to land, and the matcher/rewriter and patterns will be split out of this file, but this is a starting point. PiperOrigin-RevId: 216788604		2019-03-29 13:29:07 -07:00
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mlir-opt.cpp	Implement a super sketched out pattern match/rewrite framework and a sketched	2019-03-29 13:29:07 -07:00