llvm-project/llvm/unittests/ProfileData/InstrProfTest.cpp

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//===- unittest/ProfileData/InstrProfTest.cpp -------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "llvm/ProfileData/InstrProfReader.h"
#include "llvm/ProfileData/InstrProfWriter.h"
#include "gtest/gtest.h"
#include <cstdarg>
using namespace llvm;
static ::testing::AssertionResult NoError(std::error_code EC) {
if (!EC)
return ::testing::AssertionSuccess();
return ::testing::AssertionFailure() << "error " << EC.value()
<< ": " << EC.message();
}
static ::testing::AssertionResult ErrorEquals(std::error_code Expected,
std::error_code Found) {
if (Expected == Found)
return ::testing::AssertionSuccess();
return ::testing::AssertionFailure() << "error " << Found.value()
<< ": " << Found.message();
}
namespace {
struct InstrProfTest : ::testing::Test {
InstrProfWriter Writer;
std::unique_ptr<IndexedInstrProfReader> Reader;
void readProfile(std::unique_ptr<MemoryBuffer> Profile) {
auto ReaderOrErr = IndexedInstrProfReader::create(std::move(Profile));
ASSERT_TRUE(NoError(ReaderOrErr.getError()));
Reader = std::move(ReaderOrErr.get());
}
};
TEST_F(InstrProfTest, write_and_read_empty_profile) {
auto Profile = Writer.writeBuffer();
readProfile(std::move(Profile));
ASSERT_TRUE(Reader->begin() == Reader->end());
}
TEST_F(InstrProfTest, write_and_read_one_function) {
InstrProfRecord Record("foo", 0x1234, {1, 2, 3, 4});
Writer.addRecord(std::move(Record));
auto Profile = Writer.writeBuffer();
readProfile(std::move(Profile));
auto I = Reader->begin(), E = Reader->end();
ASSERT_TRUE(I != E);
ASSERT_EQ(StringRef("foo"), I->Name);
ASSERT_EQ(0x1234U, I->Hash);
ASSERT_EQ(4U, I->Counts.size());
ASSERT_EQ(1U, I->Counts[0]);
ASSERT_EQ(2U, I->Counts[1]);
ASSERT_EQ(3U, I->Counts[2]);
ASSERT_EQ(4U, I->Counts[3]);
ASSERT_TRUE(++I == E);
}
TEST_F(InstrProfTest, get_instr_prof_record) {
InstrProfRecord Record1("foo", 0x1234, {1, 2});
InstrProfRecord Record2("foo", 0x1235, {3, 4});
Writer.addRecord(std::move(Record1));
Writer.addRecord(std::move(Record2));
auto Profile = Writer.writeBuffer();
readProfile(std::move(Profile));
ErrorOr<InstrProfRecord> R = Reader->getInstrProfRecord("foo", 0x1234);
ASSERT_TRUE(NoError(R.getError()));
ASSERT_EQ(2U, R.get().Counts.size());
ASSERT_EQ(1U, R.get().Counts[0]);
ASSERT_EQ(2U, R.get().Counts[1]);
R = Reader->getInstrProfRecord("foo", 0x1235);
ASSERT_TRUE(NoError(R.getError()));
ASSERT_EQ(2U, R.get().Counts.size());
ASSERT_EQ(3U, R.get().Counts[0]);
ASSERT_EQ(4U, R.get().Counts[1]);
R = Reader->getInstrProfRecord("foo", 0x5678);
ASSERT_TRUE(ErrorEquals(instrprof_error::hash_mismatch, R.getError()));
R = Reader->getInstrProfRecord("bar", 0x1234);
ASSERT_TRUE(ErrorEquals(instrprof_error::unknown_function, R.getError()));
}
TEST_F(InstrProfTest, get_function_counts) {
InstrProfRecord Record1("foo", 0x1234, {1, 2});
InstrProfRecord Record2("foo", 0x1235, {3, 4});
Writer.addRecord(std::move(Record1));
Writer.addRecord(std::move(Record2));
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(1U, Counts[0]);
ASSERT_EQ(2U, Counts[1]);
ASSERT_TRUE(NoError(Reader->getFunctionCounts("foo", 0x1235, Counts)));
ASSERT_EQ(2U, Counts.size());
ASSERT_EQ(3U, Counts[0]);
ASSERT_EQ(4U, Counts[1]);
std::error_code EC;
EC = Reader->getFunctionCounts("foo", 0x5678, Counts);
ASSERT_TRUE(ErrorEquals(instrprof_error::hash_mismatch, EC));
EC = Reader->getFunctionCounts("bar", 0x1234, Counts);
ASSERT_TRUE(ErrorEquals(instrprof_error::unknown_function, EC));
}
TEST_F(InstrProfTest, get_icall_data_read_write) {
InstrProfRecord Record1("caller", 0x1234, {1, 2});
InstrProfRecord Record2("callee1", 0x1235, {3, 4});
InstrProfRecord Record3("callee2", 0x1235, {3, 4});
InstrProfRecord Record4("callee3", 0x1235, {3, 4});
// 4 value sites.
Record1.reserveSites(IPVK_IndirectCallTarget, 4);
InstrProfValueData VD0[] = {{(uint64_t) "callee1", 1},
{(uint64_t) "callee2", 2},
{(uint64_t) "callee3", 3}};
Record1.addValueData(IPVK_IndirectCallTarget, 0, VD0, 3, nullptr);
// No value profile data at the second site.
Record1.addValueData(IPVK_IndirectCallTarget, 1, nullptr, 0, nullptr);
InstrProfValueData VD2[] = {{(uint64_t) "callee1", 1},
{(uint64_t) "callee2", 2}};
Record1.addValueData(IPVK_IndirectCallTarget, 2, VD2, 2, nullptr);
InstrProfValueData VD3[] = {{(uint64_t) "callee1", 1}};
Record1.addValueData(IPVK_IndirectCallTarget, 3, VD3, 1, nullptr);
Writer.addRecord(std::move(Record1));
Writer.addRecord(std::move(Record2));
Writer.addRecord(std::move(Record3));
Writer.addRecord(std::move(Record4));
auto Profile = Writer.writeBuffer();
readProfile(std::move(Profile));
ErrorOr<InstrProfRecord> R = Reader->getInstrProfRecord("caller", 0x1234);
ASSERT_TRUE(NoError(R.getError()));
ASSERT_EQ(4U, R.get().getNumValueSites(IPVK_IndirectCallTarget));
ASSERT_EQ(3U, R.get().getNumValueDataForSite(IPVK_IndirectCallTarget, 0));
ASSERT_EQ(0U, R.get().getNumValueDataForSite(IPVK_IndirectCallTarget, 1));
ASSERT_EQ(2U, R.get().getNumValueDataForSite(IPVK_IndirectCallTarget, 2));
ASSERT_EQ(1U, R.get().getNumValueDataForSite(IPVK_IndirectCallTarget, 3));
std::unique_ptr<InstrProfValueData[]> VD =
R.get().getValueForSite(IPVK_IndirectCallTarget, 0);
// Now sort the target acording to frequency.
std::sort(&VD[0], &VD[3],
[](const InstrProfValueData &VD1, const InstrProfValueData &VD2) {
return VD1.Count > VD2.Count;
});
ASSERT_EQ(StringRef((const char *)VD[0].Value, 7), StringRef("callee3"));
ASSERT_EQ(StringRef((const char *)VD[1].Value, 7), StringRef("callee2"));
ASSERT_EQ(StringRef((const char *)VD[2].Value, 7), StringRef("callee1"));
}
TEST_F(InstrProfTest, get_icall_data_read_write_big_endian) {
InstrProfRecord Record1("caller", 0x1234, {1, 2});
InstrProfRecord Record2("callee1", 0x1235, {3, 4});
InstrProfRecord Record3("callee2", 0x1235, {3, 4});
InstrProfRecord Record4("callee3", 0x1235, {3, 4});
// 4 value sites.
Record1.reserveSites(IPVK_IndirectCallTarget, 4);
InstrProfValueData VD0[] = {{(uint64_t) "callee1", 1},
{(uint64_t) "callee2", 2},
{(uint64_t) "callee3", 3}};
Record1.addValueData(IPVK_IndirectCallTarget, 0, VD0, 3, nullptr);
// No value profile data at the second site.
Record1.addValueData(IPVK_IndirectCallTarget, 1, nullptr, 0, nullptr);
InstrProfValueData VD2[] = {{(uint64_t) "callee1", 1},
{(uint64_t) "callee2", 2}};
Record1.addValueData(IPVK_IndirectCallTarget, 2, VD2, 2, nullptr);
InstrProfValueData VD3[] = {{(uint64_t) "callee1", 1}};
Record1.addValueData(IPVK_IndirectCallTarget, 3, VD3, 1, nullptr);
Writer.addRecord(std::move(Record1));
Writer.addRecord(std::move(Record2));
Writer.addRecord(std::move(Record3));
Writer.addRecord(std::move(Record4));
// Set big endian output.
Writer.setValueProfDataEndianness(support::big);
auto Profile = Writer.writeBuffer();
readProfile(std::move(Profile));
// Set big endian input.
Reader->setValueProfDataEndianness(support::big);
ErrorOr<InstrProfRecord> R = Reader->getInstrProfRecord("caller", 0x1234);
ASSERT_TRUE(NoError(R.getError()));
ASSERT_EQ(4U, R.get().getNumValueSites(IPVK_IndirectCallTarget));
ASSERT_EQ(3U, R.get().getNumValueDataForSite(IPVK_IndirectCallTarget, 0));
ASSERT_EQ(0U, R.get().getNumValueDataForSite(IPVK_IndirectCallTarget, 1));
ASSERT_EQ(2U, R.get().getNumValueDataForSite(IPVK_IndirectCallTarget, 2));
ASSERT_EQ(1U, R.get().getNumValueDataForSite(IPVK_IndirectCallTarget, 3));
std::unique_ptr<InstrProfValueData[]> VD =
R.get().getValueForSite(IPVK_IndirectCallTarget, 0);
// Now sort the target acording to frequency.
std::sort(&VD[0], &VD[3],
[](const InstrProfValueData &VD1, const InstrProfValueData &VD2) {
return VD1.Count > VD2.Count;
});
ASSERT_EQ(StringRef((const char *)VD[0].Value, 7), StringRef("callee3"));
ASSERT_EQ(StringRef((const char *)VD[1].Value, 7), StringRef("callee2"));
ASSERT_EQ(StringRef((const char *)VD[2].Value, 7), StringRef("callee1"));
// Restore little endian default:
Writer.setValueProfDataEndianness(support::little);
}
TEST_F(InstrProfTest, get_icall_data_merge1) {
InstrProfRecord Record11("caller", 0x1234, {1, 2});
InstrProfRecord Record12("caller", 0x1234, {1, 2});
InstrProfRecord Record2("callee1", 0x1235, {3, 4});
InstrProfRecord Record3("callee2", 0x1235, {3, 4});
InstrProfRecord Record4("callee3", 0x1235, {3, 4});
InstrProfRecord Record5("callee3", 0x1235, {3, 4});
InstrProfRecord Record6("callee4", 0x1235, {3, 5});
// 5 value sites.
Record11.reserveSites(IPVK_IndirectCallTarget, 5);
InstrProfValueData VD0[] = {{(uint64_t) "callee1", 1},
{(uint64_t) "callee2", 2},
{(uint64_t) "callee3", 3},
{(uint64_t) "callee4", 4}};
Record11.addValueData(IPVK_IndirectCallTarget, 0, VD0, 4, nullptr);
// No valeu profile data at the second site.
Record11.addValueData(IPVK_IndirectCallTarget, 1, nullptr, 0, nullptr);
InstrProfValueData VD2[] = {{(uint64_t) "callee1", 1},
{(uint64_t) "callee2", 2},
{(uint64_t) "callee3", 3}};
Record11.addValueData(IPVK_IndirectCallTarget, 2, VD2, 3, nullptr);
InstrProfValueData VD3[] = {{(uint64_t) "callee1", 1}};
Record11.addValueData(IPVK_IndirectCallTarget, 3, VD3, 1, nullptr);
InstrProfValueData VD4[] = {{(uint64_t) "callee1", 1},
{(uint64_t) "callee2", 2},
{(uint64_t) "callee3", 3}};
Record11.addValueData(IPVK_IndirectCallTarget, 4, VD4, 3, nullptr);
// A differnt record for the same caller.
Record12.reserveSites(IPVK_IndirectCallTarget, 5);
InstrProfValueData VD02[] = {{(uint64_t) "callee2", 5},
{(uint64_t) "callee3", 3}};
Record12.addValueData(IPVK_IndirectCallTarget, 0, VD02, 2, nullptr);
// No valeu profile data at the second site.
Record12.addValueData(IPVK_IndirectCallTarget, 1, nullptr, 0, nullptr);
InstrProfValueData VD22[] = {{(uint64_t) "callee2", 1},
{(uint64_t) "callee3", 3},
{(uint64_t) "callee4", 4}};
Record12.addValueData(IPVK_IndirectCallTarget, 2, VD22, 3, nullptr);
Record12.addValueData(IPVK_IndirectCallTarget, 3, nullptr, 0, nullptr);
InstrProfValueData VD42[] = {{(uint64_t) "callee1", 1},
{(uint64_t) "callee2", 2},
{(uint64_t) "callee3", 3}};
Record12.addValueData(IPVK_IndirectCallTarget, 4, VD42, 3, nullptr);
Writer.addRecord(std::move(Record11));
// Merge profile data.
Writer.addRecord(std::move(Record12));
Writer.addRecord(std::move(Record2));
Writer.addRecord(std::move(Record3));
Writer.addRecord(std::move(Record4));
Writer.addRecord(std::move(Record5));
Writer.addRecord(std::move(Record6));
auto Profile = Writer.writeBuffer();
readProfile(std::move(Profile));
ErrorOr<InstrProfRecord> R = Reader->getInstrProfRecord("caller", 0x1234);
ASSERT_TRUE(NoError(R.getError()));
ASSERT_EQ(5U, R.get().getNumValueSites(IPVK_IndirectCallTarget));
ASSERT_EQ(4U, R.get().getNumValueDataForSite(IPVK_IndirectCallTarget, 0));
ASSERT_EQ(0U, R.get().getNumValueDataForSite(IPVK_IndirectCallTarget, 1));
ASSERT_EQ(4U, R.get().getNumValueDataForSite(IPVK_IndirectCallTarget, 2));
ASSERT_EQ(1U, R.get().getNumValueDataForSite(IPVK_IndirectCallTarget, 3));
ASSERT_EQ(3U, R.get().getNumValueDataForSite(IPVK_IndirectCallTarget, 4));
std::unique_ptr<InstrProfValueData[]> VD =
R.get().getValueForSite(IPVK_IndirectCallTarget, 0);
// Now sort the target acording to frequency.
std::sort(&VD[0], &VD[4],
[](const InstrProfValueData &VD1, const InstrProfValueData &VD2) {
return VD1.Count > VD2.Count;
});
ASSERT_EQ(StringRef((const char *)VD[0].Value, 7), StringRef("callee2"));
ASSERT_EQ(7U, VD[0].Count);
ASSERT_EQ(StringRef((const char *)VD[1].Value, 7), StringRef("callee3"));
ASSERT_EQ(6U, VD[1].Count);
ASSERT_EQ(StringRef((const char *)VD[2].Value, 7), StringRef("callee4"));
ASSERT_EQ(4U, VD[2].Count);
ASSERT_EQ(StringRef((const char *)VD[3].Value, 7), StringRef("callee1"));
ASSERT_EQ(1U, VD[3].Count);
std::unique_ptr<InstrProfValueData[]> VD_2(
R.get().getValueForSite(IPVK_IndirectCallTarget, 2));
std::sort(&VD_2[0], &VD_2[4],
[](const InstrProfValueData &VD1, const InstrProfValueData &VD2) {
return VD1.Count > VD2.Count;
});
ASSERT_EQ(StringRef((const char *)VD_2[0].Value, 7), StringRef("callee3"));
ASSERT_EQ(6U, VD_2[0].Count);
ASSERT_EQ(StringRef((const char *)VD_2[1].Value, 7), StringRef("callee4"));
ASSERT_EQ(4U, VD_2[1].Count);
ASSERT_EQ(StringRef((const char *)VD_2[2].Value, 7), StringRef("callee2"));
ASSERT_EQ(3U, VD_2[2].Count);
ASSERT_EQ(StringRef((const char *)VD_2[3].Value, 7), StringRef("callee1"));
ASSERT_EQ(1U, VD_2[3].Count);
std::unique_ptr<InstrProfValueData[]> VD_3(
R.get().getValueForSite(IPVK_IndirectCallTarget, 3));
ASSERT_EQ(StringRef((const char *)VD_3[0].Value, 7), StringRef("callee1"));
ASSERT_EQ(1U, VD_3[0].Count);
std::unique_ptr<InstrProfValueData[]> VD_4(
R.get().getValueForSite(IPVK_IndirectCallTarget, 4));
std::sort(&VD_4[0], &VD_4[3],
[](const InstrProfValueData &VD1, const InstrProfValueData &VD2) {
return VD1.Count > VD2.Count;
});
ASSERT_EQ(StringRef((const char *)VD_4[0].Value, 7), StringRef("callee3"));
ASSERT_EQ(6U, VD_4[0].Count);
ASSERT_EQ(StringRef((const char *)VD_4[1].Value, 7), StringRef("callee2"));
ASSERT_EQ(4U, VD_4[1].Count);
ASSERT_EQ(StringRef((const char *)VD_4[2].Value, 7), StringRef("callee1"));
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("caller", 0x1234, {1});
InstrProfRecord Record2("caller", 0x1234, {Max});
InstrProfRecord Record3("callee1", 0x1235, {3, 4});
Record1.reserveSites(IPVK_IndirectCallTarget, 1);
InstrProfValueData VD1[] = {{(uint64_t) "callee1", 1}};
Record1.addValueData(IPVK_IndirectCallTarget, 0, VD1, 1, nullptr);
Record2.reserveSites(IPVK_IndirectCallTarget, 1);
InstrProfValueData VD2[] = {{(uint64_t) "callee1", Max}};
Record2.addValueData(IPVK_IndirectCallTarget, 0, VD2, 1, nullptr);
Writer.addRecord(std::move(Record1));
Writer.addRecord(std::move(Record2));
Writer.addRecord(std::move(Record3));
auto Profile = Writer.writeBuffer();
readProfile(std::move(Profile));
// Verify saturation of counts.
ErrorOr<InstrProfRecord> R = Reader->getInstrProfRecord("caller", 0x1234);
ASSERT_TRUE(NoError(R.getError()));
ASSERT_EQ(Max, R.get().Counts[0]);
ASSERT_EQ(1U, R.get().getNumValueSites(IPVK_IndirectCallTarget));
std::unique_ptr<InstrProfValueData[]> VD =
R.get().getValueForSite(IPVK_IndirectCallTarget, 0);
ASSERT_EQ(StringRef("callee1"), StringRef((const char *)VD[0].Value, 7));
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]);
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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});
InstrProfRecord Record3("baz", 0x5678, {0, 0, 0, 0});
Writer.addRecord(std::move(Record1));
Writer.addRecord(std::move(Record2));
Writer.addRecord(std::move(Record3));
auto Profile = Writer.writeBuffer();
readProfile(std::move(Profile));
ASSERT_EQ(1ULL << 63, Reader->getMaximumFunctionCount());
}
} // end anonymous namespace