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
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ADCE	rename *.llx -> *.ll, last batch.	2008-04-19 22:32:52 +00:00
ArgumentPromotion	Remove llvm-upgrade and update test cases.	2008-03-01 09:15:35 +00:00
BlockPlacement	Remove llvm-upgrade and update test cases.	2008-03-01 09:15:35 +00:00
BranchFolding	Don't branch fold inline asm statements.	2007-10-19 21:09:55 +00:00
CodeExtractor	Remove llvm-upgrade and update test cases.	2008-03-01 09:15:35 +00:00
CondProp	Remove llvm-upgrade and update test cases.	2008-03-01 09:15:35 +00:00
ConstantMerge	Remove llvm-upgrade and update test cases.	2008-03-01 09:15:35 +00:00
ConstProp	Remove llvm-upgrade and update test cases.	2008-03-01 09:15:35 +00:00
DeadArgElim	Remove llvm-upgrade and update test cases.	2008-03-01 09:15:35 +00:00
DeadStoreElimination	rename *.llx -> *.ll, last batch.	2008-04-19 22:32:52 +00:00
GCSE	Remove llvm-upgrade and update test cases.	2008-03-01 09:15:35 +00:00
GlobalDCE	Remove llvm-upgrade and update test cases.	2008-03-01 09:15:35 +00:00
GlobalOpt	rename *.llx -> *.ll, last batch.	2008-04-19 22:32:52 +00:00
GVN	Add testcase for PR2213.	2008-04-11 05:13:32 +00:00
GVNPRE	For PR1553:	2007-07-19 23:13:04 +00:00
IndVarsSimplify	rename *.llx -> *.ll, last batch.	2008-04-19 22:32:52 +00:00
Inline	rename *.llx -> *.ll, last batch.	2008-04-19 22:32:52 +00:00
InstCombine	distill down the essense of this test.	2008-04-23 03:03:42 +00:00
IPConstantProp	Handle multiple ret values.	2008-03-11 22:24:29 +00:00
JumpThreading	Don't infininitely thread branches when a threaded edge	2008-04-25 04:12:29 +00:00
LCSSA	Byebye llvm-upgrade!	2008-03-25 04:26:08 +00:00
LICM	rename *.llx -> *.ll, last batch.	2008-04-19 22:32:52 +00:00
LoopIndexSplit	Add incoming value from header only if phi node has any use inside the loop.	2008-03-24 20:16:14 +00:00
LoopRotate	remove this testcase. It isn't testing loop rotate, it is testing all	2008-04-23 05:36:04 +00:00
LoopSimplify	Byebye llvm-upgrade!	2008-03-25 04:26:08 +00:00
LoopStrengthReduce	Upgrade tests.	2008-03-19 07:28:33 +00:00
LoopUnroll	Upgrade tests.	2008-03-19 07:28:33 +00:00
LoopUnswitch	Upgrade tests.	2008-03-19 07:28:33 +00:00
LowerInvoke	rename *.llx -> *.ll, last batch.	2008-04-19 22:32:52 +00:00
LowerSetJmp	Upgrade tests.	2008-03-19 07:28:33 +00:00
LowerSwitch	Upgrade tests.	2008-03-19 07:28:33 +00:00
Mem2Reg	Upgrade tests.	2008-03-19 07:28:33 +00:00
MemCpyOpt	Refactor memcpyopt based on Chris' suggestions. Consolidate several functions	2008-04-21 07:45:10 +00:00
PredicateSimplifier	Upgrade tests.	2008-03-19 05:39:35 +00:00
PruneEH	rename *.llx -> *.ll, last batch.	2008-04-19 22:32:52 +00:00
RaiseAllocations	Upgrade tests.	2008-03-19 05:39:35 +00:00
Reassociate	Upgrade tests to not use llvm-upgrade.	2008-03-19 04:36:04 +00:00
ScalarRepl	Upgrade tests to not use llvm-upgrade.	2008-03-18 04:14:37 +00:00
SCCP	Rewrite multiple return value handling in SCCP. Before, the -sccp pass	2008-04-23 05:38:20 +00:00
SimplifyCFG	Split some code out of the main SimplifyCFG loop into its own function.	2008-04-24 00:01:19 +00:00
SimplifyLibCalls	Generalize getUnaryFloatFunction to handle any FP unary function, automatically	2008-04-09 17:48:11 +00:00
SRETPromotion	Fix attribute handling.	2008-03-12 00:07:03 +00:00
StripSymbols	Do not strip llvm.used values.	2008-01-16 03:33:05 +00:00
TailCallElim	Remove llvm-upgrade and update tests.	2008-03-10 07:21:50 +00:00
TailDup	rename *.llx -> *.ll, last batch.	2008-04-19 22:32:52 +00:00