llvm-project/llvm/test/Analysis/ScalarEvolution
Tim Northover 58e8c793d0 Revert "[SCEV] add no wrap flag for SCEVAddExpr."
This reverts r366419 because the analysis performed is within the context of
the loop and it's only valid to add wrapping flags to "global" expressions if
they're always correct.

llvm-svn: 373184
2019-09-30 07:46:52 +00:00
..
2007-07-15-NegativeStride.ll
2007-08-06-MisinterpretBranch.ll
2007-08-06-Unsigned.ll
2007-09-27-LargeStepping.ll
2007-11-14-SignedAddRec.ll
2007-11-18-OrInstruction.ll
2008-02-11-ReversedCondition.ll
2008-02-12-SMAXTripCount.ll
2008-02-15-UMax.ll
2008-05-25-NegativeStepToZero.ll
2008-06-12-BinomialInt64.ll
2008-07-12-UnneededSelect1.ll
2008-07-12-UnneededSelect2.ll
2008-07-19-InfiniteLoop.ll
2008-07-19-WrappingIV.ll
2008-07-29-SGTTripCount.ll
2008-07-29-SMinExpr.ll [SCEV] Add explicit representations of umin/smin 2019-05-07 15:28:47 +00:00
2008-08-04-IVOverflow.ll
2008-08-04-LongAddRec.ll
2008-11-02-QuadraticCrash.ll
2008-11-15-CubicOOM.ll
2008-11-18-LessThanOrEqual.ll
2008-11-18-Stride1.ll
2008-11-18-Stride2.ll
2008-12-08-FiniteSGE.ll
2008-12-11-SMaxOverflow.ll
2008-12-14-StrideAndSigned.ll
2008-12-15-DontUseSDiv.ll
2009-01-02-SignedNegativeStride.ll
2009-04-22-TruncCast.ll
2009-05-09-PointerEdgeCount.ll
2009-07-04-GroupConstantsWidthMismatch.ll
2010-09-03-RequiredTransitive.ll
2011-03-09-ExactNoMaxBECount.ll
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
2012-03-26-LoadConstant.ll
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 [SimplifyIndVars] Ignore dead users 2018-06-13 02:25:32 +00:00
SolveQuadraticEquation.ll
ZeroStep.ll [SCEV] createAddRecFromPHI: Optimize for the most common case. 2017-05-03 23:53:38 +00:00
and-xor.ll [SCEV] Simplify zext/trunc idiom that appears when handling bitmasks. 2018-06-14 17:13:48 +00:00
avoid-assume-hang.ll
avoid-infinite-recursion-0.ll
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
avoid-smax-1.ll Remove alignment argument from memcpy/memmove/memset in favour of alignment attributes (Step 1) 2018-01-19 17:13:12 +00:00
binomial-explision.ll [SCEV] Avoid redundant computations when doing AddRec merge 2018-11-01 06:18:27 +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
different-loops-recs.ll Re-apply "[SCEV] Strengthen StrengthenNoWrapFlags (reapply r334428)." 2018-07-13 23:58:46 +00:00
div-overflow.ll
do-loop.ll
exact-exit-count-more-precise.ll [SCEV] Handle case where MaxBECount is less precise than ExactBECount for OR. 2019-03-02 02:31:44 +00:00
exact_iter_count.ll Re-enable "[SCEV] Make computeExitLimit more simple and more powerful" 2018-05-03 02:37:55 +00:00
exhaustive-trip-counts.ll
expander-replace-congruent-ivs.ll
exponential-behavior.ll [SCEV] Fix exponential time complexity by caching 2017-04-24 00:09:46 +00:00
ext-antecedent.ll
extract-highbits-sameconstmask.ll [SCEV] Use unsigned/signed intersection type in SCEV 2019-06-15 09:15:52 +00:00
extract-highbits-variablemask.ll [NFC][SCEV] Add tests related to bit masking (PR37793) 2018-06-20 07:54:11 +00:00
extract-lowbits-sameconstmask.ll [NFC][SCEV] Add tests related to bit masking (PR37793) 2018-06-20 07:54:11 +00:00
extract-lowbits-variablemask.ll [NFC][SCEV] Add tests related to bit masking (PR37793) 2018-06-20 07:54:11 +00:00
flags-from-poison-dbg.ll [DebugInfo] Add DILabel metadata and intrinsic llvm.dbg.label. 2018-05-09 02:40:45 +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 Fix incorrect CHECK-LABEL 2018-06-11 19:56:12 +00:00
guards.ll [SimplifyIndVars] Ignore dead users 2018-06-13 02:25:32 +00:00
how-far-to-zero.ll
huge_expression_limit.ll [SCEV] Prohibit SCEV transformations for huge SCEVs 2019-01-31 06:19:25 +00:00
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
increasing-or-decreasing-iv.ll [SCEV] Use unsigned/signed intersection type in SCEV 2019-06-15 09:15:52 +00:00
infer-prestart-no-wrap.ll [SCEV] Use unsigned/signed intersection type in SCEV 2019-06-15 09:15:52 +00:00
infer-via-ranges.ll
inner-loop-by-latch-cond-unknown.ll [SCEV] Re-land: Fix isKnownPredicate 2018-03-19 06:35:30 +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
limit-depth.ll Revert "[SCEV] add no wrap flag for SCEVAddExpr." 2019-09-30 07:46:52 +00:00
load-with-range-metadata.ll
load.ll
lshr-shl-differentconstmask.ll [SCEV] Use unsigned/signed intersection type in SCEV 2019-06-15 09:15:52 +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-be-count-not-constant.ll [SCEV] Fix an assertion failure in the max backedge taken count 2017-10-25 21:41:00 +00:00
max-expr-cache.ll [SCEV] Add smin support to getRangeRef 2019-09-12 21:32:27 +00:00
max-mulops-inline.ll
max-trip-count-address-space.ll [SCEV] Simplify trunc-of-add/mul to add/mul-of-trunc under more circumstances. 2018-06-14 17:13:35 +00:00
max-trip-count.ll [SCEV] Make exact taken count calculation more optimistic 2018-03-27 07:30:38 +00:00
merge-add-rec-many-inputs.ll Fix overconfident assert in ScalarEvolution::isImpliedViaMerge 2018-06-29 11:46:30 +00:00
min-max-exprs.ll [SCEV] Add explicit representations of umin/smin 2019-05-07 15:28:47 +00:00
multiple-max-iterations.ll [Analysis] Allow -scalar-evolution-max-iterations more than once 2019-09-19 18:21:32 +00:00
no-wrap-add-exprs.ll [SCEV] Add zext(C + x + ...) -> D + zext(C-D + x + ...)<nuw><nsw> transform 2018-07-24 21:48:56 +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
nowrap-preinc-limits.ll
nsw-offset-assume.ll Re-apply "[SCEV] Strengthen StrengthenNoWrapFlags (reapply r334428)." 2018-07-13 23:58:46 +00:00
nsw-offset.ll Re-apply "[SCEV] Strengthen StrengthenNoWrapFlags (reapply r334428)." 2018-07-13 23:58:46 +00:00
nsw.ll Revert "[SCEV] add no wrap flag for SCEVAddExpr." 2019-09-30 07:46:52 +00:00
nw-sub-is-not-nw-add.ll
overflow-intrinsics-trip-count.ll [SCEV] teach SCEV symbolical execution about overflow intrinsics folding. 2019-07-11 02:18:22 +00:00
overflow-intrinsics.ll
pointer-sign-bits.ll
pr3909.ll
pr18606-min-zeros.ll Fixed typos in tests: s/CEHCK/CHECK/ 2019-02-25 13:12:33 +00:00
pr18606.ll Fixed typos in tests: s/CEHCK/CHECK/ 2019-02-25 13:12:33 +00:00
pr22179.ll
pr22641.ll
pr22674.ll
pr22856.ll
pr24757.ll [SCEV] Make getUDivExactExpr handle non-nuw multiplies correctly. 2017-01-18 23:56:42 +00:00
pr25369.ll
pr27315.ll
pr28705.ll Return "[IndVars] Smart hard uses detection" 2018-11-08 11:54:35 +00:00
pr34538.ll [SCEV] Handling for ICmp occuring in the evolution chain. 2017-11-13 16:43:24 +00:00
pr35890.ll [SCEV] Make getPostIncExpr guaranteed to return AddRec 2018-02-12 05:09:38 +00:00
pr40420.ll [SCEV] Take correct loop in AddRec simplification. PR40420 2019-01-29 05:37:59 +00:00
predicated-trip-count.ll [SCEV] Add explicit representations of umin/smin 2019-05-07 15:28:47 +00:00
range-signedness.ll
returned.ll
scev-aa.ll
scev-canonical-mode.ll
scev-dispositions.ll
scev-expander-existing-value-offset.ll
scev-expander-incorrect-nowrap.ll
scev-expander-reuse-gep.ll
scev-expander-reuse-unroll.ll [LoopUnroll] Add support for loops with exiting headers and uncond latches. 2019-06-26 09:16:57 +00:00
scev-expander-reuse-vect.ll
scev-invalid.ll
scev-prestart-nowrap.ll
sext-inreg.ll [SCEV] Simplify trunc-of-add/mul to add/mul-of-trunc under more circumstances. 2018-06-14 17:13:35 +00:00
sext-iv-0.ll
sext-iv-1.ll
sext-iv-2.ll
sext-mul.ll [SCEV] Use unsigned/signed intersection type in SCEV 2019-06-15 09:15:52 +00:00
sext-to-zext.ll
sext-zero.ll Revert "[SCEV] Add nuw/nsw to mul ops in StrengthenNoWrapFlags" 2018-06-19 04:09:44 +00:00
shift-op.ll [SCEV] Fix predicate usage in computeExitLimitFromICmp 2017-12-08 12:19:45 +00:00
shl-lshr-differentconstmask.ll Re-apply "[SCEV] Strengthen StrengthenNoWrapFlags (reapply r334428)." 2018-07-13 23:58:46 +00:00
sle.ll
smax-br-phi-idioms.ll
smax.ll
solve-quadratic-i1.ll [SCEV] Properly solve quadratic equations 2018-08-02 19:13:35 +00:00
solve-quadratic-overflow.ll [SCEV] Properly solve quadratic equations 2018-08-02 19:13:35 +00:00
solve-quadratic.ll [test] Fix ScalarEvolution test to allow __func__ with prototype 2018-12-02 16:49:28 +00:00
strip-injective-zext.ll [SCEV] Simplify trunc-of-add/mul to add/mul-of-trunc under more circumstances. 2018-06-14 17:13:35 +00:00
trip-count-pow2.ll Re-apply "[SCEV] Strengthen StrengthenNoWrapFlags (reapply r334428)." 2018-07-13 23:58:46 +00:00
trip-count-switch.ll
trip-count-unknown-stride.ll
trip-count.ll Remove alignment argument from memcpy/memmove/memset in favour of alignment attributes (Step 1) 2018-01-19 17:13:12 +00:00
trip-count2.ll
trip-count3.ll [SCEV] Add explicit representations of umin/smin 2019-05-07 15:28:47 +00:00
trip-count4.ll
trip-count5.ll
trip-count6.ll
trip-count7.ll
trip-count8.ll
trip-count9.ll Revert "[SCEV] add no wrap flag for SCEVAddExpr." 2019-09-30 07:46:52 +00:00
trip-count10.ll
trip-count11.ll
trip-count12.ll Revert "[SCEV] add no wrap flag for SCEVAddExpr." 2019-09-30 07:46:52 +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 Update -analyze -scalar-evolution output for multiple exit loops w/computable exit values 2019-06-27 19:22:43 +00:00
trip-count15.ll [SCEV] Add smin support to getRangeRef 2019-09-12 21:32:27 +00:00
tripmultiple_calculation.ll [SCEV] Fix trip multiple calculation 2017-03-20 20:25:46 +00:00
trunc-simplify.ll [SCEV] Simplify trunc-of-add/mul to add/mul-of-trunc under more circumstances. 2018-06-14 17:13:35 +00:00
truncate.ll [SCEV] Fix buggy behavior in getAddExpr with truncs 2018-07-19 01:46:21 +00:00
undefined.ll
unknown_phis.ll [SCEV] Smart range calculation for SCEVUnknown Phis 2018-03-01 06:56:48 +00:00
unreachable-code.ll [SCEV] Do not bother creating separate SCEVUnknown for unreachable nodes 2019-02-04 05:04:19 +00:00
unsimplified-loop.ll
urem-0.ll [SCEV] Add URem support to SCEV 2017-09-01 14:59:59 +00:00
zext-divrem.ll [SCEV] Re-apply r335197 (with Polly fixes). 2018-06-21 21:29:54 +00:00
zext-mul.ll Re-apply "[SCEV] Strengthen StrengthenNoWrapFlags (reapply r334428)." 2018-07-13 23:58:46 +00:00
zext-signed-addrec.ll
zext-wrap.ll [SCEV] Compute affine range in another way to avoid bitwidth extending. 2017-03-16 21:07:38 +00:00