diff options
| author | Nick Lewycky <nicholas@mxc.ca> | 2013-03-19 01:37:55 +0000 |
|---|---|---|
| committer | Nick Lewycky <nicholas@mxc.ca> | 2013-03-19 01:37:55 +0000 |
| commit | 5d22d02fac5ef25414c0fdd843b0fabba4998d6e (patch) | |
| tree | 836356f3b1144f91a0d6ff9c7d0d71fea827b424 /lib/Transforms/Instrumentation/GCOVProfiling.cpp | |
| parent | 9f2518cdc6321d8cfb16973654df2996bad8ad78 (diff) | |
Emit the linkage name instead of the function name, when available. This means
that we'll prefer to emit the mangled C++ name (pending a clang change).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177371 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/Instrumentation/GCOVProfiling.cpp')
| -rw-r--r-- | lib/Transforms/Instrumentation/GCOVProfiling.cpp | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/lib/Transforms/Instrumentation/GCOVProfiling.cpp b/lib/Transforms/Instrumentation/GCOVProfiling.cpp index e8d4ac8ebc..7fa4cfb2d1 100644 --- a/lib/Transforms/Instrumentation/GCOVProfiling.cpp +++ b/lib/Transforms/Instrumentation/GCOVProfiling.cpp @@ -142,6 +142,12 @@ ModulePass *llvm::createGCOVProfilerPass(const GCOVOptions &Options) { return new GCOVProfiler(Options); } +static std::string getFunctionName(DISubprogram SP) { + if (!SP.getLinkageName().empty()) + return SP.getLinkageName(); + return SP.getName(); +} + namespace { class GCOVRecord { protected: @@ -290,7 +296,7 @@ namespace { ReturnBlock = new GCOVBlock(i++, os); writeBytes(FunctionTag, 4); - uint32_t BlockLen = 1 + 1 + 1 + lengthOfGCOVString(SP.getName()) + + uint32_t BlockLen = 1 + 1 + 1 + lengthOfGCOVString(getFunctionName(SP)) + 1 + lengthOfGCOVString(SP.getFilename()) + 1; if (UseCfgChecksum) ++BlockLen; @@ -299,7 +305,7 @@ namespace { write(0); // lineno checksum if (UseCfgChecksum) write(0); // cfg checksum - writeGCOVString(SP.getName()); + writeGCOVString(getFunctionName(SP)); writeGCOVString(SP.getFilename()); write(SP.getLineNumber()); } @@ -724,12 +730,12 @@ Function *GCOVProfiler::insertCounterWriteout( Builder.CreateGlobalStringPtr(ReversedVersion)); for (unsigned j = 0, e = CountersBySP.size(); j != e; ++j) { DISubprogram SP(CountersBySP[j].second); - Builder.CreateCall3(EmitFunction, - Builder.getInt32(j), - Options.FunctionNamesInData ? - Builder.CreateGlobalStringPtr(SP.getName()) : - Constant::getNullValue(Builder.getInt8PtrTy()), - Builder.getInt8(Options.UseCfgChecksum)); + Builder.CreateCall3( + EmitFunction, Builder.getInt32(j), + Options.FunctionNamesInData ? + Builder.CreateGlobalStringPtr(getFunctionName(SP)) : + Constant::getNullValue(Builder.getInt8PtrTy()), + Builder.getInt8(Options.UseCfgChecksum)); GlobalVariable *GV = CountersBySP[j].first; unsigned Arcs = |