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| author | George Rokos <grokos@us.ibm.com> | 2017-05-27 03:03:13 +0000 |
|---|---|---|
| committer | George Rokos <grokos@us.ibm.com> | 2017-05-27 03:03:13 +0000 |
| commit | 29d0f003403fe8289f776d81e0965a93cd0b1670 (patch) | |
| tree | 05d17c8e2524309bdb8670573e140b5be576af68 /clang/lib/CodeGen/CodeGenModule.cpp | |
| parent | 868bbd40226d6bd9d909e3ae3645e580ff9e2352 (diff) | |
| download | bcm5719-llvm-29d0f003403fe8289f776d81e0965a93cd0b1670.tar.gz bcm5719-llvm-29d0f003403fe8289f776d81e0965a93cd0b1670.zip | |
[OpenMP] Create COMDAT group for OpenMP offload registration code to avoid multiple copies
Thanks to Sergey Dmitriev for submitting the patch.
Differential Revision: https://reviews.llvm.org/D33509
llvm-svn: 304056
Diffstat (limited to 'clang/lib/CodeGen/CodeGenModule.cpp')
| -rw-r--r-- | clang/lib/CodeGen/CodeGenModule.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/clang/lib/CodeGen/CodeGenModule.cpp b/clang/lib/CodeGen/CodeGenModule.cpp index db8f8d32abb..ffbcbfcc291 100644 --- a/clang/lib/CodeGen/CodeGenModule.cpp +++ b/clang/lib/CodeGen/CodeGenModule.cpp @@ -400,8 +400,11 @@ void CodeGenModule::Release() { } if (OpenMPRuntime) if (llvm::Function *OpenMPRegistrationFunction = - OpenMPRuntime->emitRegistrationFunction()) - AddGlobalCtor(OpenMPRegistrationFunction, 0); + OpenMPRuntime->emitRegistrationFunction()) { + auto ComdatKey = OpenMPRegistrationFunction->hasComdat() ? + OpenMPRegistrationFunction : nullptr; + AddGlobalCtor(OpenMPRegistrationFunction, 0, ComdatKey); + } if (PGOReader) { getModule().setProfileSummary(PGOReader->getSummary().getMD(VMContext)); if (PGOStats.hasDiagnostics()) |
