Add helper functions and remove hard coded references to instProf related name/name-prefixes

This is a clean up patch that defines instr prof section and variable 
name prefixes in a common header with access helper functions. 
clang FE change will be done as a follow up once this patch is in.

Differential Revision: http://reviews.llvm.org/D13919

llvm-svn: 251058

1 files changed, 3 insertions, 2 deletions

diff --git a/llvm/lib/ProfileData/CoverageMappingReader.cpp b/llvm/lib/ProfileData/CoverageMappingReader.cpp
index 334a3f51ec9..7fd5f009a91 100644
--- a/llvm/lib/ProfileData/CoverageMappingReader.cpp
+++ b/llvm/lib/ProfileData/CoverageMappingReader.cpp
@@ -477,10 +477,11 @@ static std::error_code loadBinaryFormat(MemoryBufferRef ObjectBuffer,
                                 : support::endianness::big;
 
   // Look for the sections that we are interested in.
-  auto NamesSection = lookupSection(*OF, "__llvm_prf_names");
+  auto NamesSection = lookupSection(*OF, getInstrProfNameSectionName(false));
   if (auto EC = NamesSection.getError())
     return EC;
-  auto CoverageSection = lookupSection(*OF, "__llvm_covmap");
+  auto CoverageSection =
+      lookupSection(*OF, getInstrProfCoverageSectionName(false));
   if (auto EC = CoverageSection.getError())
     return EC;