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ProfileData: Add support for the indexed instrprof format

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This adds support for an indexed instrumentation based profiling
format, which is just a small header and an on disk hash table.  This
format will be used by clang's -fprofile-instr-use= for PGO.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206656 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Justin Bogner
2014-04-18 21:48:40 +00:00
parent 4c464def6a
commit e153fb33e4
10 changed files with 377 additions and 35 deletions
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2
include/llvm/ProfileData/InstrProfWriter.h
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@@ -41,7 +41,7 @@ public:
error_code addFunctionCounts(StringRef FunctionName, uint64_t FunctionHash,
ArrayRef<uint64_t> Counters);
/// Ensure that all data is written to disk.
void write(raw_ostream &OS);
void write(raw_fd_ostream &OS);
};
} // end namespace llvm