Mehdi Amini fe0b6a7f50 Fix LoopAccessAnalysis when potentially nullptr check are involved ...

Summary:
GetUnderlyingObjects() can return "null" among its list of objects,
we don't want to deduce that two pointers can point to the same
memory in this case, so filter it out.

Reviewers: anemet

Subscribers: dexonsmith, llvm-commits

From: Mehdi Amini <mehdi.amini@apple.com>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@252149 91177308-0d34-0410-b5e6-96231b3b80d8

2015-11-05 05:49:43 +00:00

..

backward-dep-different-types.ll

[LoopAccesses] Remove unused global variables in tests

2015-04-02 04:42:51 +00:00

forward-loop-carried.ll

[LAA] LLE 3/6: Rename InterestingDependence to Dependences, NFC

2015-11-03 21:39:52 +00:00

forward-loop-independent.ll

[LAA] LLE 3/6: Rename InterestingDependence to Dependences, NFC

2015-11-03 21:39:52 +00:00

non-wrapping-pointer.ll

[LAA] Try to prove non-wrapping of pointers if SCEV cannot

2015-06-26 17:25:43 +00:00

nullptr.ll

Fix LoopAccessAnalysis when potentially nullptr check are involved

2015-11-05 05:49:43 +00:00

number-of-memchecks.ll

[LAA] Add clarifying comments for the checking pointer grouping algorithm. NFC

2015-07-28 13:44:08 +00:00

pointer-with-unknown-bounds.ll

[LAA] LLE 3/6: Rename InterestingDependence to Dependences, NFC

2015-11-03 21:39:52 +00:00

resort-to-memchecks-only.ll

[LAA] LLE 3/6: Rename InterestingDependence to Dependences, NFC

2015-11-03 21:39:52 +00:00

reverse-memcheck-bounds.ll

Fix memcheck interval ends for pointers with negative strides

2015-07-16 14:02:58 +00:00

safe-no-checks.ll

[LAA] LLE 3/6: Rename InterestingDependence to Dependences, NFC

2015-11-03 21:39:52 +00:00

store-to-invariant-check1.ll

[LoopAccesses] Allow analysis to complete in the presence of uniform stores

2015-04-08 17:48:40 +00:00

store-to-invariant-check2.ll

[LoopAccesses] Allow analysis to complete in the presence of uniform stores

2015-04-08 17:48:40 +00:00

store-to-invariant-check3.ll

[LoopAccesses] Allow analysis to complete in the presence of uniform stores

2015-04-08 17:48:40 +00:00

stride-access-dependence.ll

[LAA] LLE 3/6: Rename InterestingDependence to Dependences, NFC

2015-11-03 21:39:52 +00:00

underlying-objects-1.ll

[getUnderlyingOjbects] Analyze loop PHIs further to remove false positives

2015-04-23 20:09:20 +00:00

underlying-objects-2.ll

[LAA] LLE 3/6: Rename InterestingDependence to Dependences, NFC

2015-11-03 21:39:52 +00:00

unsafe-and-rt-checks.ll

[LAA] LLE 3/6: Rename InterestingDependence to Dependences, NFC

2015-11-03 21:39:52 +00:00