Zhou Sheng 17183ab973 If BitWidth equals to ShtAmt, the RHSKnownZero[BitWidth-ShiftAmt-1] will ...

crash the opt. Just fix this.

Test case in llvm/test/Transforms/InstCombine/2008-06-05-ashr-crash.ll


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52003 91177308-0d34-0410-b5e6-96231b3b80d8

2008-06-05 14:23:44 +00:00

..

ADCE.cpp

Add a newline at the end of this file.

2008-05-29 14:38:23 +00:00

BasicBlockPlacement.cpp

Clean up the use of static and anonymous namespaces. This turned up

2008-05-13 00:00:25 +00:00

CodeGenPrepare.cpp

Tidy up BasicBlock::getFirstNonPHI, and change a bunch of places to

2008-05-23 21:05:58 +00:00

CondPropagate.cpp

Clean up the use of static and anonymous namespaces. This turned up

2008-05-13 00:00:25 +00:00

ConstantProp.cpp

Clean up the use of static and anonymous namespaces. This turned up

2008-05-13 00:00:25 +00:00

DCE.cpp

Clean up the use of static and anonymous namespaces. This turned up

2008-05-13 00:00:25 +00:00

DeadStoreElimination.cpp

80 col / tabs fixes

2008-05-13 01:48:26 +00:00

GCSE.cpp

Update comments and documentation to reflect that GCSE and ValueNumbering are

2008-06-05 07:55:49 +00:00

GVN.cpp

Update comments and documentation to reflect that GCSE and ValueNumbering are

2008-06-05 07:55:49 +00:00

GVNPRE.cpp

Update comments and documentation to reflect that GCSE and ValueNumbering are

2008-06-05 07:55:49 +00:00

IndVarSimplify.cpp

Tidy up BasicBlock::getFirstNonPHI, and change a bunch of places to

2008-05-23 21:05:58 +00:00

InstructionCombining.cpp

If BitWidth equals to ShtAmt, the RHSKnownZero[BitWidth-ShiftAmt-1] will

2008-06-05 14:23:44 +00:00

JumpThreading.cpp

Fix some constructs that gcc-4.4 warns about.

2008-05-27 11:50:51 +00:00

LICM.cpp

Tidy up BasicBlock::getFirstNonPHI, and change a bunch of places to

2008-05-23 21:05:58 +00:00

LoopDeletion.cpp

Remove debugging code.

2008-05-29 08:15:48 +00:00

LoopIndexSplit.cpp

Do not erase induction variable increment if it is used outside the loop.

2008-05-19 22:23:55 +00:00

LoopRotation.cpp

Tidy up BasicBlock::getFirstNonPHI, and change a bunch of places to

2008-05-23 21:05:58 +00:00

LoopStrengthReduce.cpp

Remove x86.sse2.loadh.pd and x86.sse2.loadl.pd. These will be lowered into load and shuffle instructions.

2008-05-24 00:07:06 +00:00

LoopUnroll.cpp

Bill pointed out that system headers should be

2008-05-16 09:30:00 +00:00

LoopUnswitch.cpp

Update dom tree. Fix PR 2372.

2008-06-02 22:52:56 +00:00

Makefile

…

MemCpyOptimizer.cpp

Fix two issues that Eli Friedman pointed out, where would misoptimized code like:

2008-06-01 22:26:26 +00:00

PredicateSimplifier.cpp

InequalityGraph::node() can create new nodes, invalidating iterators across

2008-05-27 00:59:05 +00:00

Reassociate.cpp

API change for {BinaryOperator|CmpInst|CastInst}::create*() --> Create. Legacy interfaces will be in place for some time. (Merge from use-diet branch.)

2008-05-16 19:29:10 +00:00

Reg2Mem.cpp

API change for {BinaryOperator|CmpInst|CastInst}::create*() --> Create. Legacy interfaces will be in place for some time. (Merge from use-diet branch.)

2008-05-16 19:29:10 +00:00

Scalar.cpp

…

ScalarReplAggregates.cpp

Learn ScalarReplAggregrates how stores and loads of first class aggregrates

2008-06-05 12:51:53 +00:00

SCCP.cpp

Fix PR2358 by resolving calls with undef arguments to overdefined.

2008-05-24 03:59:33 +00:00

SimplifyCFGPass.cpp

rename SimplifyCFG.cpp -> SimplifyCFGPass.cpp

2008-05-14 20:38:44 +00:00

SimplifyLibCalls.cpp

Fix PR2341 - when the length is 4 use an i32 not

2008-05-19 09:27:24 +00:00

TailDuplication.cpp

Tidy up BasicBlock::getFirstNonPHI, and change a bunch of places to

2008-05-23 21:05:58 +00:00

TailRecursionElimination.cpp

Fix a bunch of 80col violations that arose from the Create API change. Tweak makefile targets to find these better.

2008-05-15 10:04:30 +00:00