Dan Gohman 30fb512e95 Recognize n != 0 ? n : 1 as umax(n, 1). Previously only ULT/UGT/ULE/UGE ... comparisons were recognized for umax, but instcombine canonicalizes unsigned comparisons with zero to this simpler form. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73717 91177308-0d34-0410-b5e6-96231b3b80d8		2009-06-18 20:21:07 +00:00
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Analysis	Recognize n != 0 ? n : 1 as umax(n, 1). Previously only ULT/UGT/ULE/UGE	2009-06-18 20:21:07 +00:00
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Transforms	Revert IRBuilder CC propagation. Fix SimplifyLibCalls instead.	2009-06-18 20:05:31 +00:00
VMCore	Simplify using mutexes that become no-ops when not in multithreaded mode.	2009-06-18 20:15:26 +00:00
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