Andrey Turetskiy 9f02c58670 [LAA] Improve non-wrapping pointer detection by handling loop-invariant case. ...

This fixes PR26314. This patch adds new helper “isNoWrap” with detection of
loop-invariant pointer case.

Patch by Roman Shirokiy.

Ref: https://llvm.org/bugs/show_bug.cgi?id=26314

Differential Revision: http://reviews.llvm.org/D17268

llvm-svn: 272014

2016-06-07 14:55:27 +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

independent-interleaved.ll

[LAA] Check independence of strided accesses before forward case

2016-05-19 15:37:19 +00:00

interleave-innermost.ll

[Vectorization] Actually return from error case in isStridedPtr

2016-01-08 01:55:13 +00:00

memcheck-for-loop-invariant.ll

[LAA] Support memchecks involving loop-invariant addresses

2016-03-24 04:28:47 +00:00

multiple-strides-rt-memory-checks.ll

[LAA] Improve non-wrapping pointer detection by handling loop-invariant case.

2016-06-07 14:55:27 +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

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

2016-05-25 13:01:33 +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

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

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

safe-no-checks.ll

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

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

safe-with-dep-distance.ll

[LAA] Include MaxSafeDepDistBytes in the analysis print-out

2016-05-13 22:49:13 +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

wrapping-pointer-versioning.ll

[SCEV] Improve the run-time checking of the NoWrap predicate

2016-04-25 09:27:16 +00:00