ASSERT_EQ(2U, VD_4[2].Count);
}
+TEST_F(InstrProfTest, get_icall_data_merge1_saturation) {
+ const uint64_t Max = std::numeric_limits<uint64_t>::max();
+
+ InstrProfRecord Record1("foo", 0x1234, {1});
+ auto Result1 = Writer.addRecord(std::move(Record1));
+ ASSERT_EQ(Result1, instrprof_error::success);
+
+ // Verify counter overflow.
+ InstrProfRecord Record2("foo", 0x1234, {Max});
+ auto Result2 = Writer.addRecord(std::move(Record2));
+ ASSERT_EQ(Result2, instrprof_error::counter_overflow);
+
+ InstrProfRecord Record3("bar", 0x9012, {8});
+ auto Result3 = Writer.addRecord(std::move(Record3));
+ ASSERT_EQ(Result3, instrprof_error::success);
+
+ InstrProfRecord Record4("baz", 0x5678, {3, 4});
+ Record4.reserveSites(IPVK_IndirectCallTarget, 1);
+ InstrProfValueData VD4[] = {{(uint64_t) "bar", 1}};
+ Record4.addValueData(IPVK_IndirectCallTarget, 0, VD4, 1, nullptr);
+ auto Result4 = Writer.addRecord(std::move(Record4));
+ ASSERT_EQ(Result4, instrprof_error::success);
+
+ // Verify value data counter overflow.
+ InstrProfRecord Record5("baz", 0x5678, {5, 6});
+ Record5.reserveSites(IPVK_IndirectCallTarget, 1);
+ InstrProfValueData VD5[] = {{(uint64_t) "bar", Max}};
+ Record5.addValueData(IPVK_IndirectCallTarget, 0, VD5, 1, nullptr);
+ auto Result5 = Writer.addRecord(std::move(Record5));
+ ASSERT_EQ(Result5, instrprof_error::counter_overflow);
+
+ auto Profile = Writer.writeBuffer();
+ readProfile(std::move(Profile));
+
+ // Verify saturation of counts.
+ ErrorOr<InstrProfRecord> ReadRecord1 =
+ Reader->getInstrProfRecord("foo", 0x1234);
+ ASSERT_TRUE(NoError(ReadRecord1.getError()));
+ ASSERT_EQ(Max, ReadRecord1.get().Counts[0]);
+
+ ErrorOr<InstrProfRecord> ReadRecord2 =
+ Reader->getInstrProfRecord("baz", 0x5678);
+ ASSERT_EQ(1U, ReadRecord2.get().getNumValueSites(IPVK_IndirectCallTarget));
+ std::unique_ptr<InstrProfValueData[]> VD =
+ ReadRecord2.get().getValueForSite(IPVK_IndirectCallTarget, 0);
+ ASSERT_EQ(StringRef("bar"), StringRef((const char *)VD[0].Value, 3));
+ ASSERT_EQ(Max, VD[0].Count);
+}
+
+// Synthesize runtime value profile data.
+ValueProfNode Site1Values[5] = {{{uint64_t("callee1"), 400}, &Site1Values[1]},
+ {{uint64_t("callee2"), 1000}, &Site1Values[2]},
+ {{uint64_t("callee3"), 500}, &Site1Values[3]},
+ {{uint64_t("callee4"), 300}, &Site1Values[4]},
+ {{uint64_t("callee5"), 100}, 0}};
+
+ValueProfNode Site2Values[4] = {{{uint64_t("callee5"), 800}, &Site2Values[1]},
+ {{uint64_t("callee3"), 1000}, &Site2Values[2]},
+ {{uint64_t("callee2"), 2500}, &Site2Values[3]},
+ {{uint64_t("callee1"), 1300}, 0}};
+
+ValueProfNode Site3Values[3] = {{{uint64_t("callee6"), 800}, &Site3Values[1]},
+ {{uint64_t("callee3"), 1000}, &Site3Values[2]},
+ {{uint64_t("callee4"), 5500}, 0}};
+
+ValueProfNode Site4Values[2] = {{{uint64_t("callee2"), 1800}, &Site4Values[1]},
+ {{uint64_t("callee3"), 2000}, 0}};
+
+static ValueProfNode *ValueProfNodes[5] = {&Site1Values[0], &Site2Values[0],
+ &Site3Values[0], &Site4Values[0], 0};
+static uint16_t NumValueSites[IPVK_Last + 1] = {5};
+TEST_F(InstrProfTest, runtime_value_prof_data_read_write) {
+ ValueProfRuntimeRecord RTRecord;
+ initializeValueProfRuntimeRecord(&RTRecord, &NumValueSites[0],
+ &ValueProfNodes[0]);
+
+ ValueProfData *VPData = serializeValueProfDataFromRT(&RTRecord, nullptr);
+
+ InstrProfRecord Record("caller", 0x1234, {1ULL << 31, 2});
+
+ VPData->deserializeTo(Record, 0);
+
+ // Now read data from Record and sanity check the data
+ ASSERT_EQ(5U, Record.getNumValueSites(IPVK_IndirectCallTarget));
+ ASSERT_EQ(5U, Record.getNumValueDataForSite(IPVK_IndirectCallTarget, 0));
+ ASSERT_EQ(4U, Record.getNumValueDataForSite(IPVK_IndirectCallTarget, 1));
+ ASSERT_EQ(3U, Record.getNumValueDataForSite(IPVK_IndirectCallTarget, 2));
+ ASSERT_EQ(2U, Record.getNumValueDataForSite(IPVK_IndirectCallTarget, 3));
+ ASSERT_EQ(0U, Record.getNumValueDataForSite(IPVK_IndirectCallTarget, 4));
+
+ auto Cmp = [](const InstrProfValueData &VD1, const InstrProfValueData &VD2) {
+ return VD1.Count > VD2.Count;
+ };
+ std::unique_ptr<InstrProfValueData[]> VD_0(
+ Record.getValueForSite(IPVK_IndirectCallTarget, 0));
+ std::sort(&VD_0[0], &VD_0[5], Cmp);
+ ASSERT_EQ(StringRef((const char *)VD_0[0].Value, 7), StringRef("callee2"));
+ ASSERT_EQ(1000U, VD_0[0].Count);
+ ASSERT_EQ(StringRef((const char *)VD_0[1].Value, 7), StringRef("callee3"));
+ ASSERT_EQ(500U, VD_0[1].Count);
+ ASSERT_EQ(StringRef((const char *)VD_0[2].Value, 7), StringRef("callee1"));
+ ASSERT_EQ(400U, VD_0[2].Count);
+ ASSERT_EQ(StringRef((const char *)VD_0[3].Value, 7), StringRef("callee4"));
+ ASSERT_EQ(300U, VD_0[3].Count);
+ ASSERT_EQ(StringRef((const char *)VD_0[4].Value, 7), StringRef("callee5"));
+ ASSERT_EQ(100U, VD_0[4].Count);
+
+ std::unique_ptr<InstrProfValueData[]> VD_1(
+ Record.getValueForSite(IPVK_IndirectCallTarget, 1));
+ std::sort(&VD_1[0], &VD_1[4], Cmp);
+ ASSERT_EQ(StringRef((const char *)VD_1[0].Value, 7), StringRef("callee2"));
+ ASSERT_EQ(2500U, VD_1[0].Count);
+ ASSERT_EQ(StringRef((const char *)VD_1[1].Value, 7), StringRef("callee1"));
+ ASSERT_EQ(1300U, VD_1[1].Count);
+ ASSERT_EQ(StringRef((const char *)VD_1[2].Value, 7), StringRef("callee3"));
+ ASSERT_EQ(1000U, VD_1[2].Count);
+ ASSERT_EQ(StringRef((const char *)VD_1[3].Value, 7), StringRef("callee5"));
+ ASSERT_EQ(800U, VD_1[3].Count);
+
+ std::unique_ptr<InstrProfValueData[]> VD_2(
+ Record.getValueForSite(IPVK_IndirectCallTarget, 2));
+ std::sort(&VD_2[0], &VD_2[3], Cmp);
+ ASSERT_EQ(StringRef((const char *)VD_2[0].Value, 7), StringRef("callee4"));
+ ASSERT_EQ(5500U, VD_2[0].Count);
+ ASSERT_EQ(StringRef((const char *)VD_2[1].Value, 7), StringRef("callee3"));
+ ASSERT_EQ(1000U, VD_2[1].Count);
+ ASSERT_EQ(StringRef((const char *)VD_2[2].Value, 7), StringRef("callee6"));
+ ASSERT_EQ(800U, VD_2[2].Count);
+
+ std::unique_ptr<InstrProfValueData[]> VD_3(
+ Record.getValueForSite(IPVK_IndirectCallTarget, 3));
+ std::sort(&VD_3[0], &VD_3[2], Cmp);
+ ASSERT_EQ(StringRef((const char *)VD_3[0].Value, 7), StringRef("callee3"));
+ ASSERT_EQ(2000U, VD_3[0].Count);
+ ASSERT_EQ(StringRef((const char *)VD_3[1].Value, 7), StringRef("callee2"));
+ ASSERT_EQ(1800U, VD_3[1].Count);
+
+ finalizeValueProfRuntimeRecord(&RTRecord);
+ free(VPData);
+}
+
TEST_F(InstrProfTest, get_max_function_count) {
InstrProfRecord Record1("foo", 0x1234, {1ULL << 31, 2});
InstrProfRecord Record2("bar", 0, {1ULL << 63});
ASSERT_EQ(1ULL << 63, Reader->getMaximumFunctionCount());
}
+TEST_F(InstrProfTest, get_weighted_function_counts) {
+ InstrProfRecord Record1("foo", 0x1234, {1, 2});
+ InstrProfRecord Record2("foo", 0x1235, {3, 4});
+ Writer.addRecord(std::move(Record1), 3);
+ Writer.addRecord(std::move(Record2), 5);
+ auto Profile = Writer.writeBuffer();
+ readProfile(std::move(Profile));
+
+ std::vector<uint64_t> Counts;
+ ASSERT_TRUE(NoError(Reader->getFunctionCounts("foo", 0x1234, Counts)));
+ ASSERT_EQ(2U, Counts.size());
+ ASSERT_EQ(3U, Counts[0]);
+ ASSERT_EQ(6U, Counts[1]);
+
+ ASSERT_TRUE(NoError(Reader->getFunctionCounts("foo", 0x1235, Counts)));
+ ASSERT_EQ(2U, Counts.size());
+ ASSERT_EQ(15U, Counts[0]);
+ 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);
+
+ // Now incrementally update the symtab
+ Symtab.addFuncName("blah_1");
+ Symtab.addFuncName("blah_2");
+ Symtab.addFuncName("blah_3");
+ // Finalize it
+ Symtab.finalizeSymtab();
+
+ // Check again
+ R = Symtab.getFuncName(IndexedInstrProf::ComputeHash("blah_1"));
+ ASSERT_EQ(StringRef("blah_1"), R);
+ R = Symtab.getFuncName(IndexedInstrProf::ComputeHash("blah_2"));
+ ASSERT_EQ(StringRef("blah_2"), R);
+ R = Symtab.getFuncName(IndexedInstrProf::ComputeHash("blah_3"));
+ ASSERT_EQ(StringRef("blah_3"), R);
+ 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