RPCS3/llvm-mirror
1
0
Fork 0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2024-11-22 02:33:06 +01:00
Code Issues Projects Releases Wiki Activity

[llvm-exegesis][NFC] Remove dead code.

Browse Source
This commit is contained in:
Clement Courbet 2020-04-08 14:17:57 +02:00
parent c945e58715
commit 1cb40bb793
2 changed files with 8 additions and 33 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
tools/llvm-exegesis/lib/PerfHelper.h
View File

@ -82,24 +82,6 @@ private:
#endif
};
// Helper to measure a list of PerfEvent for a particular function.
// callback is called for each successful measure (PerfEvent needs to be valid).
template <typename Function>
void Measure(
ArrayRef<PerfEvent> Events,
const std::function<void(const PerfEvent &Event, int64_t Value)> &Callback,
Function Fn) {
for (const auto &Event : Events) {
if (!Event.valid())
continue;
Counter Cnt(Event);
Cnt.start();
Fn();
Cnt.stop();
Callback(Event, Cnt.read());
}
}
} // namespace pfm
} // namespace exegesis
} // namespace llvm

23
unittests/tools/llvm-exegesis/PerfHelperTest.cpp
View File

@ -22,21 +22,14 @@ using ::testing::Not;
TEST(PerfHelperTest, FunctionalTest) {
#ifdef HAVE_LIBPFM
ASSERT_FALSE(pfmInitialize());
const PerfEvent SingleEvent("CYCLES:u");
const auto &EmptyFn = []() {};
std::string CallbackEventName;
std::string CallbackEventNameFullyQualifed;
int64_t CallbackEventCycles;
Measure(
makeArrayRef(SingleEvent),
[&](const PerfEvent &Event, int64_t Value) {
CallbackEventName = std::string(Event.name());
CallbackEventNameFullyQualifed = std::string(Event.getPfmEventString());
CallbackEventCycles = Value;
},
EmptyFn);
EXPECT_EQ(CallbackEventName, "CYCLES:u");
EXPECT_THAT(CallbackEventNameFullyQualifed, Not(IsEmpty()));
const PerfEvent Event("CYCLES:u");
ASSERT_TRUE(Event.valid());
EXPECT_EQ(Event.name(), "CYCLES:u");
EXPECT_THAT(Event.getPfmEventString(), Not(IsEmpty()));
Counter Cnt(Event);
Cnt.start();
Cnt.stop();
Cnt.read();
pfmTerminate();
#else
ASSERT_TRUE(pfmInitialize());