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| author | Xinliang David Li <davidxl@google.com> | 2015-12-19 07:44:57 +0000 |
|---|---|---|
| committer | Xinliang David Li <davidxl@google.com> | 2015-12-19 07:44:57 +0000 |
| commit | 2ee5c4db1b8ba54798c42e9a0ff40695d9e83b17 (patch) | |
| tree | e81a661af2a87048c8d3a10be7a203553b97a656 /llvm/unittests/ProfileData/InstrProfTest.cpp | |
| parent | e069c4b6d14d54e1d6e7656316b67ea573a4d48e (diff) | |
| download | bcm5719-llvm-2ee5c4db1b8ba54798c42e9a0ff40695d9e83b17.tar.gz bcm5719-llvm-2ee5c4db1b8ba54798c42e9a0ff40695d9e83b17.zip | |
[PGO] Add hash to name mapping in InstrProfSymtab
Creator and lookup interfaces are added to this symtab class.
The new interfaces will be used by InstrProf Readers and writer.
A unit test is also added for the new APIs.
llvm-svn: 256092
Diffstat (limited to 'llvm/unittests/ProfileData/InstrProfTest.cpp')
| -rw-r--r-- | llvm/unittests/ProfileData/InstrProfTest.cpp | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/llvm/unittests/ProfileData/InstrProfTest.cpp b/llvm/unittests/ProfileData/InstrProfTest.cpp index ee357053a17..994f75502d9 100644 --- a/llvm/unittests/ProfileData/InstrProfTest.cpp +++ b/llvm/unittests/ProfileData/InstrProfTest.cpp @@ -524,4 +524,28 @@ TEST_F(InstrProfTest, get_weighted_function_counts) { ASSERT_EQ(20U, Counts[1]); } +TEST_F(InstrProfTest, instr_prof_symtab_test) { + std::vector<StringRef> FuncNames; + FuncNames.push_back("func1"); + FuncNames.push_back("func2"); + FuncNames.push_back("func3"); + FuncNames.push_back("bar1"); + FuncNames.push_back("bar2"); + FuncNames.push_back("bar3"); + InstrProfSymtab Symtab; + Symtab.create(FuncNames); + StringRef R = Symtab.getFuncName(IndexedInstrProf::ComputeHash("func1")); + ASSERT_EQ(StringRef("func1"), R); + R = Symtab.getFuncName(IndexedInstrProf::ComputeHash("func2")); + ASSERT_EQ(StringRef("func2"), R); + R = Symtab.getFuncName(IndexedInstrProf::ComputeHash("func3")); + ASSERT_EQ(StringRef("func3"), R); + R = Symtab.getFuncName(IndexedInstrProf::ComputeHash("bar1")); + ASSERT_EQ(StringRef("bar1"), R); + R = Symtab.getFuncName(IndexedInstrProf::ComputeHash("bar2")); + ASSERT_EQ(StringRef("bar2"), R); + R = Symtab.getFuncName(IndexedInstrProf::ComputeHash("bar3")); + ASSERT_EQ(StringRef("bar3"), R); +} + } // end anonymous namespace |
