Chris Lattner eede65ce6c Don't infininitely thread branches when a threaded edge ... goes back to the block, e.g.: Threading edge through bool from 'bb37.us.thread3829' to 'bb37.us' with cost: 1, across block: bb37.us: ; preds = %bb37.us.thread3829, %bb37.us, %bb33 %D1361.1.us = phi i32 [ %tmp36, %bb33 ], [ %D1361.1.us, %bb37.us ], [ 0, %bb37.us.thread3829 ] ; <i32> [#uses=2] %tmp39.us = icmp eq i32 %D1361.1.us, 0 ; <i1> [#uses=1] br i1 %tmp39.us, label %bb37.us, label %bb42.us git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50251 91177308-0d34-0410-b5e6-96231b3b80d8		2008-04-25 04:12:29 +00:00
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2008-04-24-InfLoop.ll	Don't infininitely thread branches when a threaded edge	2008-04-25 04:12:29 +00:00
and-and-cond.ll	Dig through multiple levels of AND to thread jumps if needed.	2008-04-22 20:46:09 +00:00
and-cond.ll	Teach jump threading to thread through blocks like:	2008-04-22 07:05:46 +00:00
basic.ll	add a basic testcase.	2008-04-22 06:35:14 +00:00
compare.ll	Start doing the significantly useful part of jump threading: handle cases	2008-04-22 21:40:39 +00:00
dg.exp	add a basic testcase.	2008-04-22 06:35:14 +00:00