Hans Wennborg 7e8d1e7421 Merging r323759: ...

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r323759 | spatel | 2018-01-30 14:53:59 +0100 (Tue, 30 Jan 2018) | 10 lines

[DSE] make sure memory is not modified before partial store merging (PR36129)

We missed a critical check in D30703. We must make sure that no intermediate 
store is sitting between the stores that we want to merge.

This should fix:
https://bugs.llvm.org/show_bug.cgi?id=36129

Differential Revision: https://reviews.llvm.org/D42663

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/branches/release_60@324086 91177308-0d34-0410-b5e6-96231b3b80d8

2018-02-02 13:44:37 +00:00

..

2011-03-25-DSEMiscompile.ll

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

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

2011-09-06-EndOfFunction.ll

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

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

2011-09-06-MemCpy.ll

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

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

2016-07-17-UseAfterFree.ll

Recommit - [DSE]Enhance shorthening MemIntrinsic based on OverlapIntervals

2016-07-22 18:27:24 +00:00

atomic.ll

MemoryDependenceAnalysis: Don't miscompile atomics

2015-03-21 06:19:17 +00:00

calloc-store.ll

[DeadStoreElimination] Remove dead zero store to calloc initialized memory

2015-09-23 11:38:44 +00:00

combined-partial-overwrites.ll

[DSE] Merge stores when the later store only writes to memory locations the early store also wrote to (2nd try)

2017-09-26 13:54:28 +00:00

const-pointers.ll

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

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

crash.ll

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

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

cs-cs-aliasing.ll

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

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

dominate.ll

Add address space mangling to lifetime intrinsics

2017-04-10 20:18:21 +00:00

fence.ll

[DSE] Remove dead stores in end blocks containing fence

2016-07-07 20:51:42 +00:00

free.ll

[DSE] Don't remove stores made live by a call which unwinds.

2016-08-12 01:09:53 +00:00

inst-limits.ll

Remove the obsolete offset parameter from @llvm.dbg.value

2017-07-28 20:21:02 +00:00

int_sideeffect.ll

Add an @llvm.sideeffect intrinsic

2017-11-08 21:59:51 +00:00

invariant.start.ll

[AliasAnalysis] Treat invariant.start as read-memory

2016-08-09 17:18:05 +00:00

libcalls.ll

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

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

lifetime.ll

Add address space mangling to lifetime intrinsics

2017-04-10 20:18:21 +00:00

mda-with-dbg-values.ll

[MemDep] DBG intrinsics don't impact abort limit for call site dependence analysis

2017-10-25 06:15:32 +00:00

memintrinsics.ll

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

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

merge-stores-big-endian.ll

[DSE] Merge stores when the later store only writes to memory locations the early store also wrote to (2nd try)

2017-09-26 13:54:28 +00:00

merge-stores.ll

Merging r323759:

2018-02-02 13:44:37 +00:00

no-targetdata.ll

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

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

operand-bundles.ll

[DeadStoreElimination] Check function modref behavior before considering memory clobbered

2017-03-01 14:38:29 +00:00

OverwriteStoreBegin.ll

Recommit - [DSE]Enhance shorthening MemIntrinsic based on OverlapIntervals

2016-07-22 18:27:24 +00:00

OverwriteStoreEnd.ll

Recommit - [DSE]Enhance shorthening MemIntrinsic based on OverlapIntervals

2016-07-22 18:27:24 +00:00

PartialStore.ll

[DSE] Merge stores when the later store only writes to memory locations the early store also wrote to (2nd try)

2017-09-26 13:54:28 +00:00

pr11390.ll

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

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

simple.ll

[DSE] Don't remove stores made live by a call which unwinds.

2016-08-12 01:09:53 +00:00