Chris Lattner 1a6268f776 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 llvm-svn: 50251		2008-04-25 04:12:29 +00:00
..
Hello	Remove attribution from file headers, per discussion on llvmdev.	2007-12-29 20:36:04 +00:00
Instrumentation	Use Intrinsic::getDeclaration in more places.	2008-04-07 13:45:04 +00:00
IPO	simplify code for propagation of constant arguments into	2008-04-23 06:16:27 +00:00
Scalar	Don't infininitely thread branches when a threaded edge	2008-04-25 04:12:29 +00:00
Utils	Adjust inline cost computation to be less aggressive.	2008-04-24 18:42:47 +00:00
Makefile	remove attribution from lib Makefiles.	2007-12-29 20:09:26 +00:00