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a0141b90a3
llvm-6502/lib/Transforms/Scalar
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Chris Lattner a0141b90a3 Implement shift-simplify.ll:test3, turning: 
(X << 31) <s 0  --> (X&1) != 0

This happens dozens of times in the CFE.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@39879 91177308-0d34-0410-b5e6-96231b3b80d8
2007-07-15 20:42:37 +00:00
..
ADCE.cpp s/llvm::DominatorTreeBase::DomTreeNode/llvm::DomTreeNode/g 2007-06-04 00:32:22 +00:00
BasicBlockPlacement.cpp Fix typo in comment. 2007-05-06 13:37:16 +00:00
CodeGenPrepare.cpp Sink CmpInst's to their uses to reduce register pressure. 2007-06-12 16:50:17 +00:00
CondPropagate.cpp Fix typo in comment. 2007-05-06 13:37:16 +00:00
ConstantProp.cpp Fix typo in comment. 2007-05-06 13:37:16 +00:00
CorrelatedExprs.cpp Use DominatorTree instead of ETForest. 2007-06-07 21:35:27 +00:00
DCE.cpp Fix typo in comment. 2007-05-06 13:37:16 +00:00
DeadStoreElimination.cpp Fix typo in comment. 2007-05-06 13:37:16 +00:00
FastDSE.cpp Handle GEPs with all-zero indices in the same way we handle pointer-pointer bitcasts. Also, fix a potentia infinite loop. 2007-07-13 22:50:48 +00:00
GCSE.cpp Use DominatorTree instead of ETForest. 2007-06-07 18:45:06 +00:00
GVNPRE.cpp Make the pass registration static. 2007-07-10 20:20:19 +00:00
IndVarSimplify.cpp Fix a bug. 2007-06-27 09:50:26 +00:00
InstructionCombining.cpp Implement shift-simplify.ll:test3, turning: 2007-07-15 20:42:37 +00:00
LICM.cpp Do not require ETForest. Now it is unused by LICM. 2007-06-07 22:21:15 +00:00
LoopRotation.cpp Disable claims to preserve analysis until open issues are resolved. 2007-07-13 21:53:42 +00:00
LoopStrengthReduce.cpp Rename ScalarEvolution::deleteInstructionFromRecords to 2007-06-19 14:28:31 +00:00
LoopUnroll.cpp Correct a few comments. 2007-05-14 14:31:17 +00:00
LoopUnswitch.cpp Disable claims to preserve analysis until open issues are resolved. 2007-07-13 21:53:42 +00:00
LowerGC.cpp Fix typo in comment. 2007-05-06 13:37:16 +00:00
LowerPacked.cpp Fix typo in comment. 2007-05-06 13:37:16 +00:00
Makefile DONT_BUILD_RELINKED is gone and implied by BUILD_ARCHIVE now 2005-10-24 02:26:13 +00:00
PredicateSimplifier.cpp Use maximal intersection algorithm exclusively. Fixes miscompile bug. 2007-07-14 04:28:04 +00:00
Reassociate.cpp Fix typo in comment. 2007-05-06 13:37:16 +00:00
Reg2Mem.cpp Fix typo in comment. 2007-05-06 13:37:16 +00:00
ScalarReplAggregates.cpp Expose struct size threhold to allow users to tweak their own setting. 2007-07-09 21:19:23 +00:00
SCCP.cpp Fix PR1431 2007-05-17 22:10:15 +00:00
SimplifyCFG.cpp Fix typo in comment. 2007-05-06 13:37:16 +00:00
TailDuplication.cpp Fix typo in comment. 2007-05-06 13:37:16 +00:00
TailRecursionElimination.cpp Fix typo in comment. 2007-05-06 13:37:16 +00:00