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fc048e0add
Summary: Take advantage of FCmpInst::Predicate's bit pattern and handle (fcmp *, x, y) | (fcmp *, x, y) and (fcmp *, x, y) & (fcmp *, x, y) more consistently. Also fold more FCmpInst::FCMP_FALSE and FCmpInst::FCMP_TRUE to constants. Currently InstCombine wrongly folds (fcmp ogt, x, y) | (fcmp ord, x, y) to (fcmp ogt, x, y); this patch also fixes that. Reviewers: spatel Subscribers: llvm-commits, iteratee, echristo Differential Revision: http://reviews.llvm.org/D21775 llvm-svn: 274156 |
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llvm-c |