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llvm-mirror/lib/ProfileData
Than McIntosh 63a1ea5a01 [SampleFDO] add suffix elision control for fcn names
Summary:
Add hooks for determining the policy used to decide whether/how
to chop off symbol 'suffixes' when locating a given function
in a sample profile.

Prior to this change, any function symbols of the form "X.Y" were
elided/truncated into just "X" when looking up things in a sample
profile data file.

With this change, the policy on suffixes can be changed by adding a
new attribute "sample-profile-suffix-elision-policy" to the function:
this attribute can have the value "all" (the default), "selected", or
"none". A value of "all" preserves the previous behavior (chop off
everything after the first "." character, then treat that as the
symbol name). A value of "selected" chops off only the rightmost
".llvm.XXXX" suffix (where "XXX" is any string not containing a "."
char). A value of "none" indicates that names should be left as is.

Subscribers: jdoerfert, wmi, mtrofin, danielcdh, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D58832

llvm-svn: 356146
2019-03-14 13:56:49 +00:00
..
Coverage [llvm-cov] Fix llvm-cov on Windows and un-XFAIL test 2019-02-26 02:30:00 +00:00
CMakeLists.txt GCOV: Move GCOV from IR & Support into ProfileData to fix layering 2017-11-03 20:57:10 +00:00
GCOV.cpp [llvm-cov] Add support for gcov --hash-filenames option 2019-02-19 20:45:00 +00:00
InstrProf.cpp Recommit r354930 "[PGO] Context sensitive PGO (part 1)" 2019-02-27 17:24:33 +00:00
InstrProfReader.cpp [PGO] Context sensitive PGO (part 4) 2019-03-06 19:31:37 +00:00
InstrProfWriter.cpp [ProfileData] Sort FuncData before iteration to remove non-determinism 2019-03-02 00:47:43 +00:00
LLVMBuild.txt Update the file headers across all of the LLVM projects in the monorepo 2019-01-19 08:50:56 +00:00
ProfileSummaryBuilder.cpp Update the file headers across all of the LLVM projects in the monorepo 2019-01-19 08:50:56 +00:00
SampleProf.cpp Update the file headers across all of the LLVM projects in the monorepo 2019-01-19 08:50:56 +00:00
SampleProfReader.cpp [SampleFDO] add suffix elision control for fcn names 2019-03-14 13:56:49 +00:00
SampleProfWriter.cpp Update the file headers across all of the LLVM projects in the monorepo 2019-01-19 08:50:56 +00:00