Chris Lattner 221fc3c6d6 Fix two significant bugs in LSR: ...

1. When rewriting code in outer loops, sometimes we would insert code into
   inner loops that is invariant in that loop.
2. Notice that 4*(2+x) is 8+4*x and use that to simplify expressions.

This is a performance neutral change.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25964 91177308-0d34-0410-b5e6-96231b3b80d8

2006-02-04 07:36:50 +00:00

..

ADCE.cpp

Make iostream #inclusion explicit

2006-01-22 23:32:06 +00:00

BasicBlockPlacement.cpp

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CondPropagate.cpp

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ConstantProp.cpp

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CorrelatedExprs.cpp

Improve compatibility with VC2005, patch by Morten Ofstad!

2006-01-26 20:41:32 +00:00

DCE.cpp

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DeadStoreElimination.cpp

Fix a bug where we didn't realize that vaarg reads memory. This fixes

2005-11-30 19:38:22 +00:00

GCSE.cpp

Switch these to using ETForest instead of DominatorSet to compute itself.

2006-01-11 05:10:20 +00:00

IndVarSimplify.cpp

Fix a crash building 176.gcc due to my recent patch, which only fixed

2005-11-18 18:30:47 +00:00

InstructionCombining.cpp

Make iostream #inclusion explicit

2006-01-22 23:32:06 +00:00

LICM.cpp

Make iostream #inclusion explicit

2006-01-22 23:32:06 +00:00

LoopStrengthReduce.cpp

Fix two significant bugs in LSR:

2006-02-04 07:36:50 +00:00

LoopUnroll.cpp

Make iostream #inclusion explicit

2006-01-22 23:32:06 +00:00

LoopUnswitch.cpp

Make iostream #inclusion explicit

2006-01-22 23:32:06 +00:00

LowerGC.cpp

FunctionPass's cannot do IPO things.

2006-01-14 19:30:35 +00:00

LowerPacked.cpp

Lowerpacked and SCCP support for the insertelement operation.

2006-01-17 20:06:55 +00:00

Makefile

DONT_BUILD_RELINKED is gone and implied by BUILD_ARCHIVE now

2005-10-24 02:26:13 +00:00

Reassociate.cpp

Make iostream #inclusion explicit

2006-01-22 23:32:06 +00:00

Reg2Mem.cpp

since reg2mem requires it, might as well mention that it preserves it

2005-11-25 16:04:54 +00:00

ScalarReplAggregates.cpp

Fix Regression/Transforms/ScalarRepl/2006-01-24-IllegalUnionPromoteCrash.ll

2006-01-24 19:36:27 +00:00

SCCP.cpp

Make iostream #inclusion explicit

2006-01-22 23:32:06 +00:00

SimplifyCFG.cpp

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TailDuplication.cpp

Make iostream #inclusion explicit

2006-01-22 23:32:06 +00:00

TailRecursionElimination.cpp

Implement Transforms/TailCallElim/return-undef.ll, a trivial case

2005-11-05 08:21:11 +00:00