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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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lib/ProfileData/InstrProf.cpp
+2
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@@ -33,6 +33,8 @@ class InstrProfErrorCategoryType : public error_category {
return "Invalid header";
case instrprof_error::unsupported_version:
return "Unsupported format version";
case instrprof_error::unsupported_hash_type:
return "Unsupported hash function";
case instrprof_error::too_large:
return "Too much profile data";
case instrprof_error::truncated: