Dan Gohman 10978bd591 Teach ScalarEvolution to recognize x^-1 in the case where non-demanded ...

bits have been stripped out by instcombine.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72010 91177308-0d34-0410-b5e6-96231b3b80d8

2009-05-18 16:29:04 +00:00

..

2007-07-15-NegativeStride.ll

Rename ScalarEvolution's getIterationCount to getBackedgeTakenCount,

2009-02-24 18:55:53 +00:00

2007-08-06-MisinterpretBranch.ll

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2007-08-06-Unsigned.ll

Rename ScalarEvolution's getIterationCount to getBackedgeTakenCount,

2009-02-24 18:55:53 +00:00

2007-09-27-LargeStepping.ll

Rename ScalarEvolution's getIterationCount to getBackedgeTakenCount,

2009-02-24 18:55:53 +00:00

2007-11-14-SignedAddRec.ll

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2007-11-18-OrInstruction.ll

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2008-02-11-ReversedCondition.ll

Rename ScalarEvolution's getIterationCount to getBackedgeTakenCount,

2009-02-24 18:55:53 +00:00

2008-02-12-SMAXTripCount.ll

Rename ScalarEvolution's getIterationCount to getBackedgeTakenCount,

2009-02-24 18:55:53 +00:00

2008-02-15-UMax.ll

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2008-05-25-NegativeStepToZero.ll

Rename ScalarEvolution's getIterationCount to getBackedgeTakenCount,

2009-02-24 18:55:53 +00:00

2008-06-12-BinomialInt64.ll

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2008-07-12-UnneededSelect1.ll

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2008-07-12-UnneededSelect2.ll

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2008-07-19-InfiniteLoop.ll

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2008-07-19-WrappingIV.ll

Rename ScalarEvolution's getIterationCount to getBackedgeTakenCount,

2009-02-24 18:55:53 +00:00

2008-07-29-SGTTripCount.ll

Rename ScalarEvolution's getIterationCount to getBackedgeTakenCount,

2009-02-24 18:55:53 +00:00

2008-07-29-SMinExpr.ll

Make ScalarEvolution::isLoopGuardedByCond work even when the edge

2009-05-18 15:36:09 +00:00

2008-08-04-IVOverflow.ll

Fix WriteAsOperand to not emit a leading space character. Adjust

2008-09-14 17:21:12 +00:00

2008-08-04-LongAddRec.ll

Fix WriteAsOperand to not emit a leading space character. Adjust

2008-09-14 17:21:12 +00:00

2008-11-02-QuadraticCrash.ll

Don't crash analyzing certain quadratics (addrec of {X,+,Y,+,1}).

2008-11-03 02:43:49 +00:00

2008-11-15-CubicOOM.ll

Don't brute-force analyze cubic or higher polynomials.

2008-11-16 04:14:25 +00:00

2008-11-18-LessThanOrEqual.ll

Rename ScalarEvolution's getIterationCount to getBackedgeTakenCount,

2009-02-24 18:55:53 +00:00

2008-11-18-Stride1.ll

Extend ScalarEvolution's getBackedgeTakenCount to be able to

2009-04-30 20:47:05 +00:00

2008-11-18-Stride2.ll

Wind SCEV back in time, to Nov 18th. This 'fixes' PR3275, PR3294, PR3295,

2009-01-13 09:18:58 +00:00

2008-12-08-FiniteSGE.ll

Rename ScalarEvolution's getIterationCount to getBackedgeTakenCount,

2009-02-24 18:55:53 +00:00

2008-12-11-SMaxOverflow.ll

Wind SCEV back in time, to Nov 18th. This 'fixes' PR3275, PR3294, PR3295,

2009-01-13 09:18:58 +00:00

2008-12-14-StrideAndSigned.ll

Wind SCEV back in time, to Nov 18th. This 'fixes' PR3275, PR3294, PR3295,

2009-01-13 09:18:58 +00:00

2008-12-15-DontUseSDiv.ll

Wind SCEV back in time, to Nov 18th. This 'fixes' PR3275, PR3294, PR3295,

2009-01-13 09:18:58 +00:00

2009-01-02-SignedNegativeStride.ll

Don't try to analyze this "backward" case. This is overly conservative

2009-01-02 18:54:17 +00:00

2009-04-22-TruncCast.ll

Fix this test to match the new output from scalar-evolution.

2009-04-29 21:06:20 +00:00

2009-05-09-PointerEdgeCount.ll

Allow scalar evolution to compute iteration counts for loops with a

2009-05-09 12:32:42 +00:00

and-xor.ll

Teach ScalarEvolution to recognize x^-1 in the case where non-demanded

2009-05-18 16:29:04 +00:00

avoid-smax-0.ll

Rename ScalarEvolution's getIterationCount to getBackedgeTakenCount,

2009-02-24 18:55:53 +00:00

avoid-smax-1.ll

Fix a grammaro in a comment.

2009-04-28 21:54:23 +00:00

dg.exp

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div-overflow.ll

Fix bogus overflow checks by replacing them with actual

2009-05-08 23:11:16 +00:00

do-loop.ll

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max-trip-count.ll

When printing a SCEVUnknown with pointer type, don't print an

2009-05-01 17:02:22 +00:00

pr3909.ll

Testcase for PR3909.

2009-04-23 04:33:42 +00:00

sext-inreg.ll

Include the source type in SCEV cast expression debug output, and

2009-04-29 20:27:52 +00:00

sext-iv-0.ll

Generalize the cast-of-addrec folding to handle folding of SCEVs like

2009-04-29 22:28:28 +00:00

sext-iv-1.ll

Generalize the cast-of-addrec folding to handle folding of SCEVs like

2009-04-29 22:28:28 +00:00

smax.ll

Fix WriteAsOperand to not emit a leading space character. Adjust

2008-09-14 17:21:12 +00:00

SolveQuadraticEquation.ll

Rename ScalarEvolution's getIterationCount to getBackedgeTakenCount,

2009-02-24 18:55:53 +00:00

trip-count2.ll

Rename ScalarEvolution's getIterationCount to getBackedgeTakenCount,

2009-02-24 18:55:53 +00:00

trip-count3.ll

Extend ScalarEvolution's getBackedgeTakenCount to be able to

2009-04-30 20:47:05 +00:00

trip-count4.ll

Fold trunc casts into add-recurrence expressions, allowing the

2009-05-08 21:03:19 +00:00

trip-count.ll

Rename ScalarEvolution's getIterationCount to getBackedgeTakenCount,

2009-02-24 18:55:53 +00:00