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| author | Daniel Neilson <dneilson@azul.com> | 2018-05-29 19:23:50 +0000 |
|---|---|---|
| committer | Daniel Neilson <dneilson@azul.com> | 2018-05-29 19:23:50 +0000 |
| commit | 3a6c50f4e03c320ae51eecf2179d037a721a47eb (patch) | |
| tree | 7290fac1bda83b5113c5cbf9a90d3cbe3f331d91 /llvm/lib/Analysis/BasicAliasAnalysis.cpp | |
| parent | 99feb567bfffa1c965221b1648001614d5b0a3f2 (diff) | |
| download | bcm5719-llvm-3a6c50f4e03c320ae51eecf2179d037a721a47eb.tar.gz bcm5719-llvm-3a6c50f4e03c320ae51eecf2179d037a721a47eb.zip | |
[BasicAA] Teach the analysis about atomic memcpy
Summary:
A simple change to derive mod/ref info from the atomic memcpy
intrinsic in the same way as from the regular memcpy intrinsic.
llvm-svn: 333454
Diffstat (limited to 'llvm/lib/Analysis/BasicAliasAnalysis.cpp')
| -rw-r--r-- | llvm/lib/Analysis/BasicAliasAnalysis.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/Analysis/BasicAliasAnalysis.cpp b/llvm/lib/Analysis/BasicAliasAnalysis.cpp index c7839bcf67b..0167751d2fd 100644 --- a/llvm/lib/Analysis/BasicAliasAnalysis.cpp +++ b/llvm/lib/Analysis/BasicAliasAnalysis.cpp @@ -888,7 +888,7 @@ ModRefInfo BasicAAResult::getModRefInfo(ImmutableCallSite CS, // operands, i.e., source and destination of any given memcpy must no-alias. // If Loc must-aliases either one of these two locations, then it necessarily // no-aliases the other. - if (auto *Inst = dyn_cast<MemCpyInst>(CS.getInstruction())) { + if (auto *Inst = dyn_cast<AnyMemCpyInst>(CS.getInstruction())) { AliasResult SrcAA, DestAA; if ((SrcAA = getBestAAResults().alias(MemoryLocation::getForSource(Inst), |
