Michael Ilseman 09ee250e72 Added a slew of SimplifyInstruction floating-point optimizations, many of which take advantage of fast-math flags. Test cases included. ...

fsub X, +0 ==> X
  fsub X, -0 ==> X, when we know X is not -0
  fsub +/-0.0, (fsub -0.0, X) ==> X
  fsub nsz +/-0.0, (fsub +/-0.0, X) ==> X
  fsub nnan ninf X, X ==> 0.0
  fadd nsz X, 0 ==> X
  fadd [nnan ninf] X, (fsub [nnan ninf] 0, X) ==> 0
    where nnan and ninf have to occur at least once somewhere in this expression
  fmul X, 1.0 ==> X



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@169940 91177308-0d34-0410-b5e6-96231b3b80d8

2012-12-12 00:27:46 +00:00

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AliasAnalysis.h

Fix funky copy-pasted grammatical error.

2012-12-10 18:37:26 +00:00

AliasSetTracker.h

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2012-12-03 17:02:12 +00:00

BlockFrequencyImpl.h

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2012-12-03 17:02:12 +00:00

BlockFrequencyInfo.h

Add some constantness to BranchProbabilityInfo and BlockFrequnencyInfo.

2011-12-20 20:03:10 +00:00

BranchProbabilityInfo.h

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2012-12-03 17:02:12 +00:00

CallGraph.h

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2012-12-03 17:02:12 +00:00

CaptureTracking.h

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2012-12-03 17:02:12 +00:00

CFGPrinter.h

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2012-12-03 17:02:12 +00:00

CodeMetrics.h

Move TargetData to DataLayout.

2012-10-08 16:38:25 +00:00

ConstantFolding.h

Move TargetData to DataLayout.

2012-10-08 16:38:25 +00:00

ConstantsScanner.h

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DependenceAnalysis.h

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2012-12-03 17:02:12 +00:00

DominanceFrontier.h

Unweaken vtables as per http://llvm.org/docs/CodingStandards.html#ll_virtual_anch

2011-12-20 02:50:00 +00:00

DominatorInternals.h

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2012-12-03 17:02:12 +00:00

Dominators.h

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2012-12-03 17:02:12 +00:00

DomPrinter.h

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DOTGraphTraitsPass.h

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2012-12-03 17:02:12 +00:00

FindUsedTypes.h

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InlineCost.h

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2012-12-03 17:02:12 +00:00

InstructionSimplify.h

Added a slew of SimplifyInstruction floating-point optimizations, many of which take advantage of fast-math flags. Test cases included.

2012-12-12 00:27:46 +00:00

Interval.h

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IntervalIterator.h

Convert assert(0) to llvm_unreachable

2012-02-05 22:14:15 +00:00

IntervalPartition.h

Fix minor typo in IntervalPartition.h

2012-09-19 13:45:43 +00:00

IVUsers.h

Move TargetData to DataLayout.

2012-10-08 16:38:25 +00:00

LazyValueInfo.h

Move TargetData to DataLayout.

2012-10-08 16:38:25 +00:00

LibCallAliasAnalysis.h

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LibCallSemantics.h

Revert 'Fix a typo 'iff' => 'if''. iff is an abreviation of if and only if. See: http://en.wikipedia.org/wiki/If_and_only_if Commit 164767

2012-09-27 10:14:43 +00:00

Lint.h

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Loads.h

Move TargetData to DataLayout.

2012-10-08 16:38:25 +00:00

LoopInfo.h

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2012-12-03 17:02:12 +00:00

LoopInfoImpl.h

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2012-12-03 17:02:12 +00:00

LoopIterator.h

Allow for customized graph edge pruning in PostOrderIterator.h

2012-07-17 15:35:40 +00:00

LoopPass.h

moves doInitialization and doFinalization to the Pass class and removes some unreachable code in MachineModuleInfo

2012-12-03 21:56:57 +00:00

MemoryBuiltins.h

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2012-12-03 17:02:12 +00:00

MemoryDependenceAnalysis.h

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2012-12-03 17:02:12 +00:00

Passes.h

Add a cost model analysis that allows us to estimate the cost of IR-level instructions.

2012-11-02 21:48:17 +00:00

PathNumbering.h

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2012-12-03 17:02:12 +00:00

PathProfileInfo.h

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2012-12-03 17:02:12 +00:00

PHITransAddr.h

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2012-12-03 17:02:12 +00:00

PostDominators.h

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ProfileDataLoader.h

Use the new script to sort the includes of every file under lib.

2012-12-03 16:50:05 +00:00

ProfileDataTypes.h

fix C++ comment in C header

2012-08-29 20:32:13 +00:00

ProfileInfo.h

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2012-12-03 17:02:12 +00:00

ProfileInfoLoader.h

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2012-12-03 17:02:12 +00:00

ProfileInfoTypes.h

Profile: move a single enum out of ProfileInfoTypes.h into a new

2012-08-24 18:31:44 +00:00

PtrUseVisitor.h

Hoist the GEP constant address offset computation to a common home on

2012-12-11 10:29:10 +00:00

RegionInfo.h

Mark unimplemented copy constructors and copy assignment operators as LLVM_DELETED_FUNCTION.

2012-09-17 06:43:55 +00:00

RegionIterator.h

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2012-12-03 17:02:12 +00:00

RegionPass.h

moves doInitialization and doFinalization to the Pass class and removes some unreachable code in MachineModuleInfo

2012-12-03 21:56:57 +00:00

RegionPrinter.h

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ScalarEvolution.h

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2012-12-03 17:02:12 +00:00

ScalarEvolutionExpander.h

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2012-12-03 17:02:12 +00:00

ScalarEvolutionExpressions.h

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2012-12-03 17:02:12 +00:00

ScalarEvolutionNormalization.h

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SparsePropagation.h

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2012-12-03 17:02:12 +00:00

Trace.h

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2012-12-03 17:02:12 +00:00

ValueTracking.h

Move TargetData to DataLayout.

2012-10-08 16:38:25 +00:00

Verifier.h

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