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llvm-mirror/test/Analysis/BasicAA
Philip Reames 99a7d1e6cf [tests] Stablize tests for possible change in deref semantics
This is conceptually part of e75a2dfe.  This file contains both tests whose results don't change (with the right attributes added), and tests which fundementally regress with the current proposal.  Doing the update took some care, thus the seperate change.

Here's the e75a2dfe context repeated:

There's a potential change in dereferenceability attribute semantics in the nearish future.  See llvm-dev thread "RFC: Decomposing deref(N) into deref(N) + nofree" and D99100 for context.

This change simply adds appropriate attributes to tests to keep transform logic exercised under both old and new/proposed semantics.  Note that for many of these cases, O3 would infer exactly these attributes on the test IR.

This change handles the idiomatic pattern of a dereferenceable object being passed to a call which can not free that memory.  There's a couple other tests which need more one-off attention, they'll be handled in another change.
2021-07-14 13:37:50 -07:00
..
128-bit-ptr.ll
2003-02-26-AccessSizeTest.ll
2003-03-04-GEPCrash.ll
2003-04-22-GEPProblem.ll
2003-04-25-GEPCrash.ll
2003-05-21-GEP-Problem.ll
2003-06-01-AliasCrash.ll
2003-07-03-BasicAACrash.ll
2003-09-19-LocalArgument.ll
2003-11-04-SimpleCases.ll
2003-12-11-ConstExprGEP.ll
2004-07-28-MustAliasbug.ll
2006-03-03-BadArraySubscript.ll
2006-11-03-BasicAAVectorCrash.ll
2007-01-13-BasePointerBadNoAlias.ll
2007-08-01-NoAliasAndCalls.ll
2007-08-01-NoAliasAndGEP.ll
2007-08-05-GetOverloadedModRef.ll
2007-10-24-ArgumentsGlobals.ll
2007-11-05-SizeCrash.ll
2007-12-08-OutOfBoundsCrash.ll
2008-04-15-Byval.ll OpaquePtr: Bulk update tests to use typed byval 2020-11-20 14:00:46 -05:00
2008-06-02-GEPTailCrash.ll
2008-11-23-NoaliasRet.ll
2009-03-04-GEPNoalias.ll
2009-10-13-AtomicModRef.ll
2009-10-13-GEP-BaseNoAlias.ll
2010-09-15-GEP-SignedArithmetic.ll
2014-03-18-Maxlookup-reached.ll
aligned-overread.ll
args-rets-allocas-loads.ll
assume-index-positive.ll [BasicAA] Make sure context instruction is symmetric 2020-12-25 11:35:46 +01:00
assume.ll [BasicAA] Handle assumes with operand bundles 2021-03-23 21:21:19 +01:00
bug.23540.ll
bug.23626.ll [BasicAA] Handle known non-zero variable index 2020-12-13 13:20:05 +01:00
byval.ll OpaquePtr: Bulk update tests to use typed byval 2020-11-20 14:00:46 -05:00
call-attrs.ll
cas.ll
constant-over-index.ll
cs-cs-arm.ll
cs-cs.ll [IR] Memory intrinsics are not unconditionally nosync 2021-05-21 03:40:59 +02:00
dag.ll
deoptimize.ll [BasicAA] Deoptimize intrinsics don't modify memory 2020-11-19 12:08:33 -08:00
dereferenceable.ll [tests] Stablize tests for possible change in deref semantics 2021-07-14 13:37:50 -07:00
empty.ll [BasicAA] Remove -basicaa alias 2020-07-07 10:44:23 -07:00
fallback-mayalias.ll [BasicAA] Migrate "same base pointer" logic to decomposed GEPs 2020-12-06 10:27:35 +01:00
featuretest.ll reland [InstCombine] convert assumes to operand bundles 2021-02-13 13:03:11 +01:00
full-store-partial-alias.ll [BasicAA] Rename -disable-basicaa to -disable-basic-aa to be consistent with the canonical name "basic-aa" 2020-06-26 20:55:44 -07:00
gcsetest.ll
gep-alias.ll Reland "[Libcalls, Attrs] Annotate libcalls with noundef" 2021-02-20 06:18:48 +01:00
gep-and-alias-64.ll
gep-and-alias.ll [BasicAA] Rename deprecated -basicaa to -basic-aa 2020-06-26 20:41:37 -07:00
gep-decomposition-limit.ll [BasicAA] Remove checks for GEP decomposition limit reached 2020-11-12 20:43:38 +01:00
gep-modulo.ll [BasicAA] Use separate scale variable for GCD. 2021-06-30 20:04:39 +01:00
getmodrefinfo-cs-cs.ll
global-size.ll
guards.ll [LangRef] Adjust guarantee for llvm.memcpy to also allow equal arguments. 2020-09-05 19:18:23 +01:00
intrinsics-arm.ll
intrinsics.ll [IR] Make nosync, nofree and willreturn default for intrinsics. 2020-10-20 11:57:19 +02:00
invalidation.ll [BasicAA] Drop dependency on Loop Info. PR43276 2021-03-17 11:43:44 +07:00
invariant_group.ll [AA] Updates for D95543. 2021-04-15 12:22:03 +03:00
invariant_load.ll
libfuncs.ll [InferAttrs] Add nocapture/writeonly to string/mem libcalls 2020-10-29 20:06:43 +01:00
memset_pattern.ll
modref.ll Recommit "[DSE] Switch to MemorySSA-backed DSE by default." 2020-10-16 09:02:53 +01:00
must-and-partial.ll
negoffset.ll [basicaa] Rewrite isGEPBaseAtNegativeOffset in terms of index difference [mostly NFC] 2021-03-03 09:03:28 -08:00
no-escape-call.ll
noalias-bugs.ll
noalias-geps.ll [BasicAA] Remove unnecessary size limitation 2020-11-14 16:51:31 +01:00
noalias-inttoptr.ll BasicAA: Recognize inttoptr as isEscapeSource 2021-05-07 07:48:50 -07:00
noalias-param.ll [AA] byval argument is identified function local 2020-12-21 20:18:23 +01:00
noalias-scope-decl.ll [noalias.decl] Look through llvm.experimental.noalias.scope.decl 2021-01-19 20:09:42 +01:00
noalias-wraparound-bug.ll
nocapture.ll
phi-aa.ll [BasicAA] Always strip single-argument phi nodes 2021-02-18 23:07:50 +01:00
phi-and-select.ll
phi-loop.ll [BasicAA] Enable -basic-aa-recphi by default 2020-08-04 10:43:42 +01:00
phi-spec-order.ll [BasicAA] Add extra check in phi-spec-order.ll (NFC) 2020-12-11 21:20:51 +01:00
phi-speculation.ll [BasicAA] Fix BatchAA results for phi-phi assumptions 2021-01-06 22:15:30 +01:00
phi-values-usage.ll [MemCopyOpt] Enable MemorySSA by default 2021-02-19 18:06:25 +01:00
pr18573.ll
pr31761.ll
pr35821.ll
pr35843.ll
ptrmask.ll
pure-const-dce.ll
q.bad.ll [BasicAA] Make sure types match in constant offset heuristic 2021-03-28 21:38:09 +02:00
recphi.ll [AA] Updates for D95543. 2021-04-15 12:22:03 +03:00
returned.ll
sequential-gep.ll [BasicAA] Pass AC/DT to isKnownNonEqual() 2020-12-25 18:29:20 +01:00
store-promote.ll [NewPM][MSSA] Fix failures under NPM due to -enable-mssa-loop-dependency 2020-09-23 15:17:43 -07:00
struct-geps.ll [BasicAA] Generalize base offset modulus handling 2020-11-18 21:48:49 +01:00
tail-byval.ll OpaquePtr: Bulk update tests to use typed byval 2020-11-20 14:00:46 -05:00
tailcall-modref.ll
underlying-value.ll
unreachable-block.ll
vscale.ll
zext.ll [BasicAA] Refactor linear expression decomposition 2021-03-27 23:31:58 +01:00