Sanjoy Das 2f27456c82 Revert "[ScalarEvolution] Handling for ICmp occuring in the evolution chain." ...

This reverts commit r316054.  There was some confusion over the review process:
http://lists.llvm.org/pipermail/llvm-commits/Week-of-Mon-20171016/495884.html

llvm-svn: 316129

2017-10-18 22:00:57 +00:00

..

2007-07-15-NegativeStride.ll

[opaque pointer type] Add textual IR support for explicit type parameter to getelementptr instruction

2015-02-27 19:29:02 +00:00

2007-08-06-MisinterpretBranch.ll

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2007-08-06-Unsigned.ll

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2007-09-27-LargeStepping.ll

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2007-11-14-SignedAddRec.ll

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2007-11-18-OrInstruction.ll

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2008-02-11-ReversedCondition.ll

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2008-02-12-SMAXTripCount.ll

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2008-02-15-UMax.ll

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2008-05-25-NegativeStepToZero.ll

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2008-06-12-BinomialInt64.ll

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2008-07-12-UnneededSelect1.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

2008-07-12-UnneededSelect2.ll

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2008-07-19-InfiniteLoop.ll

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2008-07-19-WrappingIV.ll

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2008-07-29-SGTTripCount.ll

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2008-07-29-SMinExpr.ll

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2008-08-04-IVOverflow.ll

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2008-08-04-LongAddRec.ll

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2008-11-02-QuadraticCrash.ll

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2008-11-15-CubicOOM.ll

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2008-11-18-LessThanOrEqual.ll

[opaque pointer type] Add textual IR support for explicit type parameter to the call instruction

2015-04-16 23:24:18 +00:00

2008-11-18-Stride1.ll

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2008-11-18-Stride2.ll

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2008-12-08-FiniteSGE.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

2008-12-11-SMaxOverflow.ll

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2008-12-14-StrideAndSigned.ll

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2008-12-15-DontUseSDiv.ll

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2009-01-02-SignedNegativeStride.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

2009-04-22-TruncCast.ll

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2009-05-09-PointerEdgeCount.ll

[opaque pointer type] Add textual IR support for explicit type parameter to getelementptr instruction

2015-02-27 19:29:02 +00:00

2009-07-04-GroupConstantsWidthMismatch.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

2010-09-03-RequiredTransitive.ll

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2011-03-09-ExactNoMaxBECount.ll

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2011-04-26-FoldAddRec.ll

[PM] Clean up the testing for IVUsers, especially with the new PM.

2017-01-15 09:29:27 +00:00

2011-10-04-ConstEvolve.ll

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2012-03-26-LoadConstant.ll

[opaque pointer type] Add textual IR support for explicit type parameter to the call instruction

2015-04-16 23:24:18 +00:00

2012-05-18-LoopPredRecurse.ll

[PM] Clean up the testing for IVUsers, especially with the new PM.

2017-01-15 09:29:27 +00:00

2012-05-29-MulAddRec.ll

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and-xor.ll

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avoid-assume-hang.ll

ScalarEvolution assume hanging bugfix

2015-09-09 20:47:30 +00:00

avoid-infinite-recursion-0.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

avoid-infinite-recursion-1.ll

[PM] Clean up the testing for IVUsers, especially with the new PM.

2017-01-15 09:29:27 +00:00

avoid-smax-0.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

avoid-smax-1.ll

Revert "Change memcpy/memset/memmove to have dest and source alignments."

2015-11-19 05:56:52 +00:00

cache_loop_exit_limit.ll

[SCEV] Re-enable "Cache results of computeExitLimit"

2017-08-03 08:41:30 +00:00

constant_condition.ll

Revert "Revert "This patch builds on top of D13378 to handle constant condition.""

2015-10-07 18:14:25 +00:00

different-loops-recs.ll

Re-enable "[SCEV] Do not fold dominated SCEVUnknown into AddRecExpr start"

2017-05-26 06:47:04 +00:00

div-overflow.ll

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do-loop.ll

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exhaustive-trip-counts.ll

[SCEV] Compute max be count from shift operator only if all else fails

2016-06-30 02:47:28 +00:00

expander-replace-congruent-ivs.ll

[SCEVExpander] Fix a failed cast<> assertion

2016-05-11 17:41:41 +00:00

exponential-behavior.ll

[SCEV] Fix exponential time complexity by caching

2017-04-24 00:09:46 +00:00

ext-antecedent.ll

[SCEV] Revert bailout added in r75511.

2015-03-26 17:28:26 +00:00

flags-from-poison-dbg.ll

Teach isGuarantdToTransferExecToSuccessor about debug info intrinsics

2016-06-08 17:48:36 +00:00

flags-from-poison.ll

[SCEV] Preserve NSW information for sext(subtract).

2017-08-04 20:19:46 +00:00

flattened-0.ll

[SCEV] Add URem support to SCEV

2017-09-01 14:59:59 +00:00

fold.ll

When simplifying a SCEV truncate by distributing, consider it a simplification to replace a cast, even if we end up with a trunc around the term. Fixes PR22960!

2015-03-20 02:25:00 +00:00

guards.ll

Re-enable "[IndVars] Canonicalize comparisons between non-negative values and indvars"

2017-07-08 17:17:30 +00:00

how-far-to-zero.ll

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implied-via-addition.ll

[ScalarEvolution] Re-enable Predicate implication from operations

2017-03-31 12:05:30 +00:00

implied-via-division.ll

[ScalarEvolution] Re-enable Predicate implication from operations

2017-03-31 12:05:30 +00:00

incorrect-nsw.ll

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increasing-or-decreasing-iv.ll

Remove trailing newline from test case; NFC

2016-03-09 01:51:44 +00:00

infer-prestart-no-wrap.ll

[SCEV] Don't always add no-wrap flags to post-inc add recs

2016-05-29 00:32:17 +00:00

infer-via-ranges.ll

[SCEV] Make isImpliedCond smarter.

2015-03-18 00:41:29 +00:00

invalidation.ll

[PM] The assumption cache is fundamentally designed to be self-updating,

2017-01-15 00:26:18 +00:00

latch-dominating-conditions.ll

[SCEV] Look at backedge dominating conditions (re-land r233447).

2015-04-01 18:24:06 +00:00

limit-depth.ll

[SCEV] Use depth limit instead of local cache for SExt and ZExt

2017-06-30 05:04:09 +00:00

load-with-range-metadata.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

load.ll

[SCEV] Add a `scalar-evolution-print-constant-ranges' option

2015-03-09 21:43:39 +00:00

max-addops-inline.ll

[SCEV] Introduce add operation inlining limit

2017-01-26 13:33:17 +00:00

max-addrec-size.ll

[SCEV] Limit max size of AddRecExpr during evolving

2017-07-23 15:40:19 +00:00

max-mulops-inline.ll

[SCEV] Add a threshold to restrict number of mul operands to be inlined into SCEV

2016-10-20 21:38:39 +00:00

max-trip-count-address-space.ll

[SCEV] Add a `scalar-evolution-print-constant-ranges' option

2015-03-09 21:43:39 +00:00

max-trip-count.ll

[SCEV] Teach SCEV to find maxBECount when loop endbound is variant

2017-10-13 14:30:43 +00:00

min-max-exprs.ll

[SCEV] Mark AddExprs as nsw or nuw if legal

2015-10-22 19:57:19 +00:00

no-wrap-add-exprs.ll

[SCEV] Commute zero extends through <nuw> additions

2015-10-22 19:57:38 +00:00

no-wrap-unknown-becount.ll

Revert @llvm.assume with operator bundles (r289755-r289757)

2016-12-19 08:22:17 +00:00

non-IV-phi.ll

[SCEV] Generalize the SCEV algorithm for creating expressions for PHI nodes

2015-10-30 15:02:28 +00:00

nowrap-preinc-limits.ll

[SCEV] Don't always add no-wrap flags to post-inc add recs

2016-05-29 00:32:17 +00:00

nsw-offset-assume.ll

Revert @llvm.assume with operator bundles (r289755-r289757)

2016-12-19 08:22:17 +00:00

nsw-offset.ll

[SCEV] No-wrap flags are not propagated when folding "{S,+,X}+T ==> {S+T,+,X}"

2016-05-25 13:01:33 +00:00

nsw.ll

[SCEV] Clarify behavior around max backedge taken count

2017-05-22 06:46:04 +00:00

nw-sub-is-not-nw-add.ll

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overflow-intrinsics.ll

[SCEV] See through op.with.overflow intrinsics (re-apply)

2016-05-29 00:34:42 +00:00

pointer-sign-bits.ll

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pr3909.ll

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pr18606-min-zeros.ll

[SCEV] Cache results during GetMinTrailingZeros query

2017-02-14 15:53:12 +00:00

pr18606.ll

[SCEV] Memoize visitMulExpr results in SCEVRewriteVisitor.

2016-10-21 20:05:21 +00:00

pr22179.ll

[opaque pointer type] Add textual IR support for explicit type parameter to gep operator

2015-03-13 18:20:45 +00:00

pr22641.ll

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pr22674.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

pr22856.ll

[SCEV] Fix PR22856.

2015-03-13 18:31:19 +00:00

pr24757.ll

[SCEV] Make getUDivExactExpr handle non-nuw multiplies correctly.

2017-01-18 23:56:42 +00:00

pr25369.ll

[SCEV] Fix PR25369

2015-11-02 02:06:01 +00:00

pr27315.ll

[SCEV] Don't always add no-wrap flags to post-inc add recs

2016-05-29 00:32:17 +00:00

pr28705.ll

Fix the runtime error caused by "Use ValueOffsetPair to enhance value reuse during SCEV expansion".

2016-08-09 20:40:03 +00:00

predicated-trip-count.ll

Re-commit [SCEV] Introduce a guarded backedge taken count and use it in LAA and LV

2016-04-08 14:29:09 +00:00

range-signedness.ll

[SCEV] Unify getUnsignedRange and getSignedRange

2015-03-09 21:43:43 +00:00

returned.ll

Teach SCEV to look through returned-argument functions

2016-07-11 02:48:23 +00:00

scev-aa.ll

[PM/AA] Wire up SCEVAA to the new pass manager's registry and test it.

2016-02-20 04:01:45 +00:00

scev-canonical-mode.ll

This patch is to fix PR26529 caused by r259736.

2016-02-09 00:07:08 +00:00

scev-dispositions.ll

[SCEV] Tweak the output format and content of -analyze

2016-05-03 17:49:57 +00:00

scev-expander-existing-value-offset.ll

Recommit "Use ValueOffsetPair to enhance value reuse during SCEV expansion".

2016-08-09 20:37:50 +00:00

scev-expander-incorrect-nowrap.ll

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scev-expander-reuse-gep.ll

Create a getelementptr instead of sub expr for ValueOffsetPair if the

2016-09-14 04:39:50 +00:00

scev-expander-reuse-unroll.ll

[UNROLL] Postpone ScalarEvolution::forgetLoop after TripCountSC is expanded

2016-08-25 16:17:18 +00:00

scev-expander-reuse-vect.ll

[UNROLL] Postpone ScalarEvolution::forgetLoop after TripCountSC is expanded

2016-08-25 16:17:18 +00:00

scev-invalid.ll

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scev-prestart-nowrap.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

sext-inreg.ll

[SCEV] Simplify/generalize howFarToZero solving.

2017-01-31 00:42:42 +00:00

sext-iv-0.ll

[SCEV] Add a `scalar-evolution-print-constant-ranges' option

2015-03-09 21:43:39 +00:00

sext-iv-1.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

sext-iv-2.ll

[opaque pointer type] Add textual IR support for explicit type parameter to gep operator

2015-03-13 18:20:45 +00:00

sext-mul.ll

Model ashr(shl(x, n), m) as mul(x, 2^(n-m)) when n > m

2017-03-23 18:06:09 +00:00

sext-to-zext.ll

[SCEV] Be less eager about demoting zexts to sexts

2016-03-03 18:31:23 +00:00

sext-zero.ll

Model ashr(shl(x, n), m) as mul(x, 2^(n-m)) when n > m

2017-03-23 18:06:09 +00:00

shift-op.ll

[SCEV] Compute max backedge count for loops with "shift ivs"

2015-10-28 21:27:14 +00:00

sle.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

smax-br-phi-idioms.ll

[SCEV] Don't infinitely recurse on unreachable code

2016-08-05 18:34:14 +00:00

smax.ll

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SolveQuadraticEquation.ll

[opaque pointer type] Add textual IR support for explicit type parameter to getelementptr instruction

2015-02-27 19:29:02 +00:00

trip-count2.ll

[opaque pointer type] Add textual IR support for explicit type parameter to getelementptr instruction

2015-02-27 19:29:02 +00:00

trip-count3.ll

Revert "Change memcpy/memset/memmove to have dest and source alignments."

2015-11-19 05:56:52 +00:00

trip-count4.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

trip-count5.ll

[SCEV] Un-grep'ify tests; NFC

2016-08-05 20:33:49 +00:00

trip-count6.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

trip-count7.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

trip-count8.ll

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trip-count9.ll

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trip-count10.ll

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trip-count11.ll

[SCEV] Add a `scalar-evolution-print-constant-ranges' option

2015-03-09 21:43:39 +00:00

trip-count12.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

trip-count13.ll

[LoopUnroll] Keep the loop test only on the first iteration of max-or-zero loops

2016-10-21 11:08:48 +00:00

trip-count14.ll

[LoopUnroll] Keep the loop test only on the first iteration of max-or-zero loops

2016-10-21 11:08:48 +00:00

trip-count-pow2.ll

[SCEV] Clarify behavior around max backedge taken count

2017-05-22 06:46:04 +00:00

trip-count-switch.ll

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trip-count-unknown-stride.ll

Reapplying r278731 after fixing the problem that caused it to be reverted.

2016-09-16 14:38:13 +00:00

trip-count.ll

Be wary of abnormal exits from loop when exploiting UB

2016-06-09 01:13:59 +00:00

tripmultiple_calculation.ll

[SCEV] Fix trip multiple calculation

2017-03-20 20:25:46 +00:00

undefined.ll

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unreachable-code.ll

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unsimplified-loop.ll

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urem-0.ll

[SCEV] Add URem support to SCEV

2017-09-01 14:59:59 +00:00

ZeroStep.ll

[SCEV] createAddRecFromPHI: Optimize for the most common case.

2017-05-03 23:53:38 +00:00

zext-signed-addrec.ll

[opaque pointer type] Add textual IR support for explicit type parameter to the call instruction

2015-04-16 23:24:18 +00:00

zext-wrap.ll

[SCEV] Compute affine range in another way to avoid bitwidth extending.

2017-03-16 21:07:38 +00:00